Flushing the sewer using a hydrodynamic method - stages of removing blockages and the principle of operation of the installation


The main signs of a clogged system

It is quite easy to understand that your drain is clogged. It is worth paying attention to the following signs:

  1. Used water does not go away immediately, but accumulates in the washbasin or sink.
  2. If plumbing equipment is not used for a long time, an unpleasant odor appears from the system. This indicates that organic deposits begin to decompose on its walls.
  3. If you turn on the tap on the second floor of a private house, dirty water will appear in the sink on the first floor. The reason for this is the difference in pressure.

If at least one of the signs is detected, you should urgently take measures to clean the sewer. Otherwise, the sewer system may be completely paralyzed, and it will be impossible to live in the house comfortably.

Scope of use

There are many simple ways to tidy up your pipes. From time immemorial, the plunger was considered the cheapest and most widespread. Many resort to using a metal cable and various chemicals. But all this helps if the blockage is minor. However, structures can not only become clogged, but also overgrow inside. A coating of rust and lime appears. The water flows poorly or does not move at all. Then you should pay attention to special sewer cleaning machines.

Advantages of hydrodynamic sewer cleaning machines

There are several types of sewer cleaning - from manual (plunger, cable, etc.) to mechanical and chemical. In this case, the hydrodynamic method has several advantages of use.


Hydrodynamic machine injector in action

  1. The pipes are cleaned of all existing deposits very efficiently.
  2. The process does not take much time.
  3. When using a hydrodynamic machine, pipes (including plastic ones) are not damaged due to the gentle impact.
  4. Hydrodynamic machines are highly efficient even in pipelines with complex configurations.
  5. Hydrodynamic cleaning is performed at any air temperature, including sub-zero temperatures.
  6. When the machine operates, no dirt or dust is generated and no harm is caused to the environment.
  7. After cleaning the sewer with a hydrodynamic machine, the pipeline’s self-cleaning ability is restored and the risk of repeated blockages is significantly reduced.

Structural elements

The most common, according to buyers, is considered to be hydrodynamic technology. It consists of the following key elements:

  • drive (internal combustion engine or electric drive);
  • containers for saving working fluid;
  • pump;
  • flexible hoses in metal corrugation for high pressure;
  • drums for winding hoses during storage;
  • a set of nozzles with holes;
  • frames with wheels (for popular expensive models);
  • devices for cleaning filters and nozzles.

The best manufacturers have launched the production of popular models equipped with a gun for washing sidewalks, facades and vehicles.

Characteristics of hydrodynamic machines

Most of the high-pressure hydrodynamic machines are powered by household electric current 220V, however, our catalog contains models equipped with gasoline and diesel engines. They are independent of electricity sources, but are less economical.

When choosing a high-pressure apparatus for cleaning utility networks, you must consider:

  • power and power supply of the power plant;
  • pump rotor rotation speed;
  • flow rate and operating pressure at the outlet;
  • length of the working hose and structure of the nozzles;
  • availability of a spare tank for work in places where there is no direct access to water supply;
  • the unit is protected from splashes, water and dirt;
  • weight and dimensions of the device.

The price of the device is influenced by the authority of the manufacturer. We sell proven, high-quality equipment from the world-famous Rothenberger company, the Chinese Hongli plant and the Russian manufacturer Ruskomtech.

Types of devices

The following types of equipment are used to remove blockages:

  • hydrodynamic;
  • gasoline;
  • high pressure;
  • manual;
  • stationary;
  • drum type.

Let's look at each option in more detail.

Hydrodynamic

Looks like a high pressure water pump. Equipped with a gasoline or electric motor. The main structural element is a hose of different lengths, at the end of which a nozzle is installed. Main characteristics:

  1. Used for internal and external sewer systems.
  2. Equipped with a motor.
  3. Removes blockages efficiently.
  4. Has a high pressure pump.
  5. Cleans systems perfectly without harming them.
  6. The set includes a hose with nozzles.
  7. Restores the functionality of the sewer system.

The advantages of the mechanism include:

  • elements do not receive chips, cracks, or scratches;
  • can be used for structures made of any materials, including plastic;
  • easily passes through uneven and wavy corrugated walls;
  • cleans quickly and efficiently;
  • even hard-to-reach places can be reached;
  • with the help of water, dirt is carried into a collector or well;
  • used for cleaning elements located at a considerable distance;
  • does not harm the environment;
  • work can be carried out in frosty air;
  • excavation work is not provided;
  • the self-cleaning system of sewer pipes is being restored;
  • is distinguished by reliability and durability;
  • no significant maintenance costs are required;
  • versatility (suitable for washing cars and sidewalks);
  • hydrodynamic pressure can be adjusted;
  • compactness;
  • ease of movement;
  • Large devices are equipped with wheels for transportation.

There are few disadvantages, but they are worth mentioning:

  • the cost is not affordable for everyone;
  • requires a connection to a water supply or a large container;
  • The device may only be operated and maintained by a person with experience and relevant knowledge;
  • if a popular model has an electric motor, then an electrical network is needed.

What types of hydrodynamic machines are there? They are divided into the following types:

TypeDescription
High powerEquipped with diesel or gasoline engines. The main purpose is for cleaning external sewer pipes. Often used to tidy up urban infrastructure. Provides pressure up to 30 MPa. The hose can be 120 m long.
Medium powerTrailers are used for transportation. The engine used is a car engine or an internal combustion engine. The hose reaches a length of 90 meters. The operating pressure indicator is 200 atmospheres.
Low-powerDevices with small parameters. Equipped with electric drive. The power is minimal, as is the functionality. Mounted on a frame with wheels. Can be moved manually or transported in the back of a car. They provide a working pressure of up to 200 atmospheres. Equipped with a hose up to 60 meters long. Experts advise using them for cleaning structures with a diameter of up to 250 mm.

How to choose the right model? Experts recommend paying attention to the following aspects:

  1. Hose length. If the need arises, the hose can be purchased at any length and installed.
  2. Type of drive. Can be internal combustion or electric. If electrical networks are installed and there are no power outages, then it is better to opt for electric models.
  3. Nominal pressure. Selected depending on the thickness of the elements being cleaned. If the hydrodynamic impact is insufficient, then a positive result will not be achieved. The nominal pressure must match the flow. The drive and pump power can be reduced. For this purpose, the manufacturer provides special regulators in the unit.

The following types of nozzles are produced for hydrodynamic units:

  • to remove fat;
  • universal;
  • to eliminate roots that have grown inside structures;
  • for grinding silt and sandy deposits;
  • for breaking through thick old blockages.

Gasoline

Used to remove complex and old blockages. Mounted on a cart with wheels. The main characteristics are:

  1. Complete with jet and rotary nozzle for cleaning.
  2. Uses a powerful stream of water to remove debris.
  3. It is used for cleaning individual elements, removing blockages, and preventive measures.
  4. The nozzle moves spontaneously inside structures, overcoming congestion and turns.
  5. There is nothing complicated about operating the device.
  6. Operates offline.
  7. The average cost is 200,000 rubles.

High pressure

Water in the devices is supplied at high pressure. Used for pipelines with any diameter and purpose. Basic properties:

  1. Cope with any blockages.
  2. Does not damage products.
  3. Does quality work.
  4. Installed on a frame with wheels.
  5. It is distinguished by reliability and high performance.
  6. The set includes a flexible hose.
  7. Assorted nozzles.
  8. Nozzles are used in stages, starting from simple designs to the most complex. This allows you to clean the dirtiest pipes.

Manual type

The simplest and most cost-effective device. Produced by many manufacturers. You can purchase it at specialized retail outlets or order it online in an online store. Belongs to the household category. Purchased for cleaning pipes in the bathroom. The best products from the best manufacturers Rothenberger, Virax, Electric Eel. You can find only positive reviews for this product. The main properties are:

  1. The cable is fed manually.
  2. Easy to use.
  3. The engine has sufficient power.
  4. Assorted nozzles.
  5. Light weight
  6. The dimensions are small.
  7. They are efficient.
  8. An excellent assistant for small construction or home repairs.
  9. The cable can move in both directions.
  10. Inexpensive.
  11. The question of where to buy is not worth it. Sold in all plumbing stores.

Stationary type

They are widely used to tidy up stationary-level networks. Equipped with their own power source and equipment. Depends on supply voltage. Main properties:

  1. Equipped with two pumps with a winch.
  2. High power of the unit.
  3. There are two water tanks.
  4. Having your own energy source.
  5. The kit includes different attachments to work with different systems.
  6. The principle of operation is water circulation. In this case, the dirty flow is taken out of the system, and the clean flow is supplied.
  7. The cost exceeds half a million rubles.

Drums

The peculiarities of the equipment are such that it can be used both in rough and production conditions. It is small in size and easy to operate. The main characteristics include:

  1. Water supply under significant pressure.
  2. Efficiency of use.
  3. Debris is removed using all kinds of attachments included in the kit.
  4. Light weight.
  5. The parameters are compact.
  6. Purchased for cleaning large-diameter water supply pipes.

How does a hydrodynamic cleaning machine work?

The main working part of the device for hydrodynamic pipe cleaning is a durable flexible hose, which can be additionally equipped with a tip to pass through particularly dense blockages. At the working end of the hose there are nozzles, the jets of which hit forward and to the sides with force, destroying the mass accumulated in the pipe and deposits on the walls.

The forward and return movement of the hose is ensured by a power unit - it is impossible to manually move the hose with water.

The pressure is provided by a high-pressure water pump (HPVD), the power of which determines the maximum length of the hose and the efficiency of destroying blockages of various compositions and consistencies. In modern sewer washing installations, water pressure can reach 200 bar, water flow - 200 liters per minute, the volume of the water tank in a KAMAZ-based installation is 4 m3.

Pros and cons of using machines

It is worth noting that using sewer cleaning technology has many advantages. This list includes:

  • ease of use;
  • speed of problem resolution;
  • accuracy;
  • no mechanical damage;
  • environmental safety of the method;
  • the units can be operated at sub-zero temperatures;
  • after completion of the work, the system functions “perfectly”;
  • efficiency is achieved when working with products of any diameter and the presence of turns and bends.

There is only one drawback - the price. If you intend to use the equipment one-time, it is better to seek help from specialized organizations that provide this type of service.

Flaws

Sewage cleaning devices have the following disadvantages:

  1. Some machines require a permanent connection to electricity. Household drain cleaning tools are effective without consuming any energy resources, which is not the case with electric machines. If there is no source of electricity nearby, you will need a diesel generator.
  2. Hydrodynamic machines powered by electricity also require a supply of clean water for operation.
  3. Gasoline devices are much more expensive than electric ones, and they also require periodic maintenance, which is expensive.
  4. Working with machines will be difficult and quite dangerous for beginners - it is necessary to undergo at least a minimum training course.

Preventive actions

The risk of blockages can be reduced. To do this, it is enough to comply with the following requirements:

  1. Do not throw foreign objects, both inorganic and organic, into the sewer. Plastic bags, personal care products, and construction debris can cause clogs.
  2. If there are problems with the passage of liquid, it is worth checking special siphons to ensure their cleanliness. Accumulated debris should be removed and the interior should be thoroughly rinsed.
  3. It is advisable to clean the system with chemical components once every three months. This could be vinegar, soda, or chemical solutions specially designed for this purpose. After using them, the pipes are thoroughly washed with hot water.
  4. It is advisable to install metal or plastic gratings in the bowl. They will trap large particles and prevent them from penetrating into the system.

Features of the hydrodynamic installation design

To remove blockages using a hydrodynamic method, special equipment is used. The machine for washing sewer pipes consists of the following components:

  • frame on wheels;
  • hydraulic pump;
  • motor driving the pump;
  • drum with hose.

It is noteworthy that any sewer flushing machine is designed in a similar way. Installations for mechanical cleaning have approximately the same design, only instead of a hose on a drum there is a cable or metal tape.

There are cars that do not have their own chassis. They are delivered to the work site, launched, after which they are again loaded onto a vehicle and taken away to the storage location. They no longer have any fundamental differences.

The working body with which hydraulic sewer flushing is carried out is a high-pressure rubber hose. A replaceable tip, shaped like a bullet or close to it, is attached to its end. There are holes along the entire length, some of which are directed back, and the other - forward.

The jets directed backwards ensure that the hose moves towards the blockage. The movement occurs quite confidently; often the hose even has to be slowed down. In addition, water flows remove particles of blockage, fragments of solid particles, fatty or fibrous deposits from the pipe cavity.

The forward jet erodes and breaks the plug. There are a large number of shapes and sizes of attachments that are designed to work with different types of obstacles. For example, to remove solid blockages, tips with a pointed triangular end are used. They split and deform the blockage, weakening its structure.

If the expected effect cannot be achieved, the flushing hose is pulled out of the pipe and the nozzle is changed. Then the attempt is repeated, achieving complete removal of the plug. By consistently going through the options, sooner or later the most complex and extensive blockages will be eliminated. Often, a hydrodynamic sewer cleaning installation becomes the only way to solve the problem. It allows you to remove hard ice plugs and wash away accumulations of sand or construction debris.

Rating of high-quality inexpensive cars

GQ-50-2A

The work is based on a drill. Powered by built-in battery. Can operate continuously for four hours. What should you pay attention to to avoid making mistakes when choosing? This model is only suitable for structures whose diameter ranges from 20 to 70 mm. It has a spiral of 8 mm, length – 7.6 mm. Power – 800 W. There is an automatic feed. The drum is shockproof.

The average price is 44,990 rubles.

cleaning machine GQ-50-2A

Advantages:

  • The set contains a charger and one attachment;
  • power;
  • performance;
  • efficiency;
  • quality of materials used.

Flaws:

  • none.

D-300

Machine type - drum. Equipped with a 10 mm spiral. Suitable for structures with diameters from 32 to 110 mm. Produces power of 250 W. For operation, a mains voltage of 220 V is required. If you have not yet decided which product is best to buy, pay attention to this model. Moreover, upon purchase you can receive as a gift leather gloves, a hand tool for mechanical cleaning of pipes at home, a plumbing cable, as well as a list for caring for spirals. The device is not afraid of high humidity and severe frosts.

You can purchase the product at a price of 54,990 rubles.

cleaning machine D-300

Advantages:

  • installed on a polymer-coated frame;
  • the spiral is reinforced with a steel core;
  • the length of the spiral is increased;
  • structural strength;
  • reliability;
  • durability;
  • practicality;
  • wear resistance;
  • The kit includes various attachments;
  • there is a fuse to increase the level of safety;
  • for control on the street in the presence of mud, snow or water, a sealed foot pedal is provided;
  • instructions in Russian.

Flaws:

  • not identified.

GQ-50-2

The machine is a manual type. Works with pipes with a diameter of 20-70 mm. Spiral - 8 mm, length 7.6 mm. There is an automatic feed. The drum is not afraid of mechanical damage. Equipped with one nozzle. A review of user reviews indicates that such a device is quite sufficient for cleaning sewers with a minimum level of pollution.

How much do the products cost? You can purchase it for 19,990 rubles.

cleaning machine GQ-50-2

Advantages:

  • compactness;
  • impact resistance;
  • performance;
  • 2 year warranty;
  • long service life.

Flaws:

  • none.

R-300

The handheld device is equipped with a 10 mm x 23 cm spiral. There are wheels and a removable handle. Cleans drains with a diameter of up to 110 mm. It is lightweight and compact. New on the market. You can buy it at a retail outlet or in an online store. But when ordering online, it is advisable to read user reviews, look at photos of the product offered, and check the supplier’s integrity.

Purchase price – 34,900 rubles.

cleaning machine R-300

Advantages:

  • ease of use;
  • compactness;
  • practicality;
  • low price;
  • does not depend on the availability of electricity at the site.

Flaws:

  • not installed.

Causes of dirt and fat build-ups in pipes

The problem may occur for the following reasons:

  • when laying the pipes, their calculated slope line was not observed;
  • a foreign object has entered the hollow object and cannot be transported by water flow;
  • the hydraulic regime is disrupted in the drainage system;
  • Periodic cleaning of sewer pipes has not been carried out for a long time.

If a significant layer of dirt forms in the cavity of a hollow object, the likelihood that the pipe will completely fail increases.

Using a cable or a plunger, you can remove a blockage that has formed on a straight section of the system in the immediate vicinity of the plumbing fixture.

And if a traffic jam has formed at the junction of pipes indoors or outdoors, then in this case you cannot do without professional equipment and equipment.

A team of professional plumbers can determine the cause and location of the blockage. They will also advise which equipment is best suited for this type of work.

If drainage pipes become unusable, they will have to be replaced, and this is an expensive proposition. To avoid this, they need to be cleaned occasionally. In this situation, the best option is hydrodynamic devices.

Description of high pressure mechanisms for cleaning hollow products

A simple and, at the same time, productive method of clearing pipes and drains from clogging is the use of a pressure cleaner. The hose can be used in any size. The most commonly used hoses are 15, 20, 30 and 40 meters long. The length is determined based on the length of the plumbing system.

In housing and communal services, much longer hoses are also used.

Equipment of hydromechanical type.

What is the basis for the operation of such machines? A jet of high-temperature liquid under pressure is supplied to the drain. In addition to the hot substance, chemical compositions can also be used. As usual, they are fed into the system through special nozzles - jets. They come complete with hydrodynamic equipment. The power unit of such machines runs on gasoline or is powered by electricity. Three-phase or alternating current electric motor. The minimum speed of its rotation should be 1400 rpm.

Installations of this type work very efficiently. With their help, they successfully clean pipes that reach a diameter of up to 200 mm and a length of up to 40 m. They are used to clean internal and external sewers.

To clear even very complex blockages, manufacturers produce many types of nozzles; with their help, it will be much easier to deal with the most complex blockages.

What is the peculiarity of using such units? They easily overcome the resulting blockage, fatty deposits and growths inside sewer hollow products.

Hydrojet devices operating on liquid fuel.

Gasoline-powered mechanisms have one important characteristic feature - they have fairly high labor productivity. This is achieved thanks to a powerful power unit.

What is also important is that the operation of the unit does not depend on an external power source. And this is extremely important, since in this case it is much more comfortable to work. The operating pressure of this equipment ranges from 150 to 500 bar.

Cars that run on gasoline are capable of automatically adjusting pressure. They are also equipped with a pressure gauge, a preventive valve and a counter that counts the hours worked. The device also has a fixed water filter and an engine ignition switch. Universal models are equipped with an additional socket for operation on electricity.

Included with the unit, the manufacturer provides 10 meters of high-pressure hose.

This hose can be used not only for cold, but also for hot water. The kit also includes a high-pressure sprayer, a sprayer for generating a flat jet and a mount for it.

These devices have proven themselves to be very effective in cleaning internal and external sewer systems.

High pressure machines.

These devices have a significant difference from other devices designed for drainage cleaning. What is it? Their design has a self-priming mechanism. Thanks to it, drain pipes and other areas are cleaned.

These machines are most often used for cleaning the drainage system with pumping out debris if there are large areas of blockages.

Such units are equipped with high-performance pumps. Using a high-pressure apparatus, you can clean a section of a sewer route up to 40 m long.

Rating of mid-price segment products

DS-200

Electric model. Quickly and efficiently cleans 50 and 300 mm pipes. The maximum cleaning depth is 100 m. The power is significant – 1400 W. Spiral diameter – 30 mm. The dimensions are small, which allows it to be transported to its destination in the trunk of a passenger car. Cope with any blockages. Equipped with a convenient removable handle. The wheels can roll on any ground, even soft. The spiral can be extended up to 100 meters. Total weight – 50 kg. The manufacturer provides a 2-year warranty on the product.

The average price is 129,900 rubles.

cleaning machine DS-200

Advantages:

  • ease of use;
  • functionality;
  • reliability;
  • attractive appearance;
  • possibility of improvement;
  • versatility;
  • convenient console for transportation;
  • value for money;
  • long service life.

Flaws:

  • not installed.

D-200-1A

Electric sectional sewer cleaning device. Cleans pipes with a diameter from 52 to 300 mm. Power – 1100 W. Cleaning depth – 90 m. Features a modern design solution. The manufacturer has equipped his brainchild with a convenient console for transportation. The sizes are small. Made from high strength materials. Pneumatic wheels. Will not get stuck in any soil. The set includes a convenient container for transporting the spiral. Weight – 45.5 kg.

Purchase price – 109,900 rubles.

cleaning machine D-200-1A

Advantages:

  • strength;
  • reliability;
  • ease of use;
  • acceptable price;
  • two-year warranty from the manufacturer;
  • functionality.

Flaws:

  • not identified.

SP-180B

The sectional unit belongs to the universal category. Power – 375 W. Rotation speed is high. The spiral extends up to 50 meters. In the manufacture of the spiral, hardened steel is used. Cope with stubborn stains. You can use different types of attachments, depending on the working conditions.

The average price is 105,789 rubles.

cleaning machine SP-180B

Advantages:

  • robust design;
  • reliable;
  • durable;
  • practical;
  • wear-resistant;
  • comfortable handle;
  • 2 year warranty.

Flaws:

  • none.

GQ-600

Everyone's selection criteria are different. If you haven’t yet decided which company is best to buy a mechanism for your production needs, take a closer look at this option. The only electromechanical model capable of handling dirty pipes with a diameter of 600 mm. The power is impressive - 2200 W. Functions with rods. It is used when conventional equipment can no longer cope with blockages. The hoses are flexible; there is no need to use guides for insertion into the well. The set includes 4 nozzles that can cope with any type of dirt. One and a half meter hose included in the set. Rotation speed – from 180 to 660 rpm.

The purchase price is 199,900 rubles.

cleaning machine GQ-600

Advantages:

  • efficiency;
  • functionality;
  • will cope with any blockages;
  • versatility;
  • The set includes a respirator and goggles for eye protection;
  • metal container for transportation;
  • certificate of safety;
  • instructions in Russian.

Flaws:

  • not installed.

D-200

Electrical sectional device. Works with pipes with diameters from 50 to 300 mm. The maximum cleaning depth is 90 meters. Produces power 1.1 kW. Purchasing a model promises receiving gifts in the form of a plumbing cable, leather gloves, and other necessary components for a total amount of over 5,000 rubles. The design is compact, practical, reliable. Pneumatic wheels help to roll the unit on any soil. A convenient container is provided for transporting the drum and spiral. Weight – 45.5 kg. It will pay off in six months.

The average price is 129,990 rubles.

cleaning machine D-200

Advantages:

  • versatility;
  • reliability;
  • ease of use;
  • warranty period – 2 years;
  • works at temperatures down to -20 degrees;
  • not afraid of high humidity;
  • hardened steel spiral;
  • body – stainless steel;
  • spiral of increased length;
  • clear instructions in Russian.

Flaws:

  • none.

Rating of expensive units

Cleaning rod machine "Mammoth"

The device is designed to tidy up straight sewer pipes and drainage systems, whose diameter ranges from 75 to 600 mm. It will quickly and efficiently clean areas between wells and industrial sewer systems. Equipped with pneumatic wheels with bearings that can withstand significant loads. The handle is removable, which makes it possible to transport the device in a car. A reinforced bearing is provided for the drive shaft. There is an emergency engine stop button. Product from a domestic manufacturer. There are no complaints about reliability and durability. The set contains a large number of special nozzles and hoses. We are able to deal with completely clogged areas, clear storm drains of debris, prevent pipes from fuel oil and grease, remove emergency blockages, clean a non-standard sewer system, and flush industrial pipes.

The average price is 302,000 rubles.

Cleaning rod machine "Mammoth"

Advantages:

  • performance;
  • used on an industrial scale;
  • copes with hopeless blockages;
  • used in emergency situations;
  • reliability;
  • durability;
  • practicality;
  • efficiency.

Flaws:

  • none.

Sewer flushing machine Preus D 150-100 KR

The device operates with high pressure. Equipped with a Kubota diesel engine. Working pressure – 150 bar. Produces water flow up to 100 liters per minute. Copes with any surfaces, carrying out effective hydrodynamic cleaning. Often used when cleaning up building facades and washing sidewalks. Conducts water and sand blasting cleaning of contaminated areas. Equipped with an Italian pump. Application area:

  • washing of construction equipment and machinery;
  • sewerage cleaning using hydrodynamic method;
  • putting boilers and heat exchangers in order;
  • dryer cleaning;
  • surface preparation;
  • log debarking;
  • disinfection of poultry houses, pig farms.

The purchase price is 1,529,800 rubles.

Sewer flushing machine Preus D 150-100 KR

Advantages:

  • reliability;
  • versatility;
  • cleaning speed;
  • performance;
  • strength;
  • long service life;
  • maintainability;
  • fire safety;
  • with high pressure function.

Flaws:

  • the price is significant.

Sewer flushing machine Preus B-2055-KR

The unit operates at high pressure. Equipped with a Kohler gasoline engine. Working pressure – 200 bar. Water flow – 55 liters per minute. It will hydrodynamically clean any surface, even the most hopeless. Used for cleaning facades. The pump is from an Italian manufacturer, which increases reliability and performance. The main structural elements are pipe cleaning nozzles, point, fan and rotary nozzles, chemical injectors, rigid and flexible lances for working with heat exchangers, water-sand-blasting equipment, foot switches, drums, hoses and so on.

The average cost is 824,900 rubles.

Sewer flushing machine Preus B-2055-KR

Advantages:

  • value for money;
  • performance;
  • wear resistance;
  • functionality;
  • versatility;
  • efficiency;
  • reliability;
  • speed of work;
  • explosion safety.

Flaws:

  • not identified.

Hydrodynamic machine Preus B-1250K

The unit is equipped with a foreign-made gasoline engine. Able to drive water flow up to 50 liters per minute with a working pressure of 120 bar. Cleans pipes efficiently and quickly without damaging them. Thanks to the Italian pump, the reliability and performance of the design have significantly increased. Used for surface preparation, cleaning and disinfection of poultry houses, cowsheds and pigsties, cleans boilers and heat exchangers, washes machines and equipment, tidies up drying chambers.

Purchase price – 422,775 rubles.

Hydrodynamic machine Preus B-1250K

Advantages:

  • optimal set of accessories;
  • practicality;
  • performance;
  • performance;
  • maintainability;
  • reliability;
  • long service life;
  • works under high pressure;
  • safety;
  • efficiency.

Flaws:

  • not installed.

Hydrodynamic machine Preus B-1330 K

The high pressure device works with a Honda gasoline engine. It produces a water flow of 30 liters per minute, which allows you to quickly and efficiently deal with any blockage. There is a water-sand-blasting function. It can both clean pipes and building facades. High pressure is provided by a pump from an Italian manufacturer. It is purchased not only for work in industrial enterprises, but also in livestock farming, as well as for emergency urban services. For versatility of operation, the manufacturer equipped its brainchild with rotary, point, fan, pipe-cleaning nozzles, foot switches and drums, chemical injectors and various nozzles.

The average price is 218,900 rubles.

Hydrodynamic machine Preus B-1330 K

Advantages:

  • mobility;
  • safety;
  • practicality;
  • versatility;
  • performance;
  • reliability;
  • excellent equipment;
  • quality of materials used;
  • good build quality;
  • quality guarantee from the manufacturer;
  • long service life;
  • maintainability.

Flaws:

  • none.

Features of the hydrodynamic machine for cleaning sewer pipes

Hydrodynamic sewer cleaning is a method by which flushing is carried out using a strong jet of water under pressure. Powerful pressure removes and breaks up deposits from the pipe walls, returning them to their former permeability. The operating pressure of a hydrodynamic cleaning machine is selected depending on the task at hand. Depending on the complexity of the blockage, different nozzles are used.

Powerful water pressure ensures that the hose with the nozzle moves quickly through the pipe. The hydrodynamic machine operates even at sub-zero temperatures, which will allow you to get rid of the formed ice plugs. That is why the device is operated by large companies specializing in cleaning sewer systems.

In the process of using equipment for flushing sewers using a hydrodynamic method, in addition to hot water, chemical solutions can be used. In order not to harm the device, solutions are fed into the pipes through special nozzles.

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