CN219442776U - Flushing device for hot water supply pipe network - Google Patents

Abstract

The utility model discloses a flushing device for a hot water supply pipe network, and belongs to the technical field of hot water supply pipes. The flushing device for the hot water supply pipe network comprises a mounting box with a liquid inlet pipe, wherein one end of the mounting box is fixedly connected with a push rod, a motor which is fixedly connected in the mounting box is arranged in the mounting box, a spiral radiating pipe is arranged in the mounting box, one end of the radiating pipe is communicated with the liquid inlet pipe, and the radiating pipe is sleeved on a shell of the motor; the cleaning plate is rotationally connected to the mounting box, the output end of the motor is fixedly connected with a rotating shaft, the cleaning plate is fixedly connected to the rotating shaft, the cleaning plate is fixedly connected with a scraping plate for cleaning dirt on the inner wall of the pipe network, and the cleaning plate is fixedly connected with a hairbrush; according to the utility model, the spiral winding radiating pipe is arranged on the shell of the motor, so that heat generated during the operation of the motor can be taken away, the service time is prolonged, and the cleaning progress of dirt on the inner wall of the pipe network is improved.

Description

Flushing device for hot water supply pipe network

Technical Field

The utility model relates to the technical field of heat supply hot water pipes, in particular to a flushing device of a heat supply hot water pipe network.

Background

The heat supply of the hot water pipe network is a main form of central heat supply in most northern cities in China at present, and with the continuous expansion of urban construction scale and the acceleration of construction speed in recent years, the heat supply demands of northern cities, especially the heat supply demands of heating, are in a high-speed increasing trend. With the rapid increase of heat supply demand, the pipe diameter design of the heat supply pipeline is larger and larger, the heat supply distance is longer and the heat supply parameter is higher and higher, and the pipe diameter of the current hot water heat supply pipeline is known to be up to 1600mm or more, the heat supply distance is up to 25km or more, and the heat supply water temperature is up to 150 ℃ and the pressure is up to 2.5MPa.

Through searching, chinese patent application number: 202020919590.9, the utility model discloses a flushing device for a hot water supply pipe network, which is characterized in that a rotating motor drives a rotating shaft to rotate, the rotating shaft drives a scraping plate to rotate through a connecting rod, so that the scraping plate scrapes larger impurities in a pipe in advance, a fixed wheel drives a cleaning rod and a steel wire brush to rotate, the interior of the hot water supply pipe network is scrubbed, scaling and impurities in the pipe are removed, the heating pipe network is effectively cleaned, time and labor are saved, and flushing efficiency is improved; the power box is driven to move into the tube by the push rod, so that the human body is effectively prevented from entering the tube to harm the health, and the safety is improved; when the steel wire brush cleans a heating power pipe network, water is continuously sprayed through the flushing pipe, so that impurity dirt is effectively prevented from adhering to the steel wire brush, impurities on the pipe wall are flushed away, the cleaning effect is improved, and water resources and manpower are effectively saved through the cooperation of the flushing pipe and the steel wire brush; through light pearl and monitor, effectively observe the inside clean condition of heating power pipe network, guarantee to wash the quality. The above patent also has the following disadvantages in practical use: in the use, because the motor of rotation works for a long time, it can produce a large amount of heat, if not in time dispel the heat, the cooling to it, can lead to the motor to appear overheated and lead to its unable normal work, influences the washing progress.

Disclosure of Invention

The utility model aims to solve the problem that the heat dissipation of a rotating motor cannot be realized in the prior art, and provides a flushing device for a hot water supply pipe network.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a washing unit of heat supply hot water pipe network, includes the mounting box that has the feed liquor pipe, the one end fixedly connected with push rod of mounting box still includes: the motor is fixedly connected in the mounting box, a spiral radiating pipe is arranged in the mounting box, one end of the radiating pipe is communicated with the liquid inlet pipe, and the radiating pipe is sleeved on a shell of the motor; the cleaning plate is rotationally connected to the mounting box, the motor output end is fixedly connected with a rotating shaft, the cleaning plate is fixedly connected to the rotating shaft, the cleaning plate is fixedly connected with a scraping plate for cleaning dirt on the inner wall of a pipe network, and the cleaning plate is fixedly connected with a hairbrush.

In order to spray the cleaning liquid on the inner wall of the pipe network, preferably, a cavity is formed in the cleaning plate, the other end of the radiating pipe is communicated with the cavity, and a plurality of groups of spray holes for spraying liquid on the inner wall of the pipe network are formed in the cavity.

In order to improve the spraying effect of the cleaning liquid, the spray hole axis forms an included angle of 30-80 degrees with the axis of the cleaning plate.

In order to improve the scraping effect of the scraping plates on dirt, further, the cleaning plate is provided with an inclined rotating surface, the scraping plates are fixedly connected to the rotating surface, and the scraping plates are provided with a plurality of groups of scraping plates which are all in an inclined plate shape.

Preferably, a drying cavity is formed in the mounting box, a radiating hole communicated with the drying cavity is formed in the mounting box, a heating pipe is fixedly connected in the drying cavity, and the radiating pipe penetrates through the drying cavity.

Preferably, an annular groove is formed in the rotating shaft, the other end of the radiating pipe is communicated with the annular groove, the annular groove is communicated with the cavity through a pipeline, and a sealing ring is fixedly connected to the rotating shaft.

Compared with the prior art, the utility model provides a flushing device for a hot water supply pipe network, which has the following beneficial effects:

1. according to the flushing device for the heat supply hot water pipe network, the spiral winding radiating pipe is arranged on the shell of the motor, heat generated during the operation of the motor can be taken away in the flowing process of the mixed solution, the long-time operation of the motor is prevented from heating and scalding, the single operation time of the motor is prolonged, the cleaning progress of dirt on the inner wall of the pipe network is further prolonged, the heat of the motor has a certain heating effect on the mixed solution in the radiating pipe, and the degradation effect and cleaning speed of the dirt can be improved through heating;

2. this washing unit of heat supply hot water pipe network sprays the mixed solution through the orifice that sets up the slope at the front end of clearance board to the pipe network inner wall, can degrade the dirt in advance, reduces its hardness, improves the striking off effect of scraper blade, increases the clearance effect.

The device has the advantages that the heat generated during the operation of the motor can be taken away by arranging the spiral winding radiating pipe on the shell of the motor, the heat and the scalding caused by the long-time operation of the motor are avoided, and the cleaning progress of dirt on the inner wall of the pipeline can be improved.

Drawings

Fig. 1 is a schematic structural diagram of a flushing device for a hot water supply pipeline network according to the present utility model;

fig. 2 is a schematic structural diagram of a cleaning plate of a flushing device for a hot water supply network according to the present utility model;

FIG. 3 is a front cross-sectional view of a flushing device for a hot water supply network according to the present utility model;

fig. 4 is an enlarged view of a portion a of fig. 3 of a flushing device for a hot water supply network according to the present utility model.

In the figure: 1. a mounting box; 101. a push rod; 102. a liquid inlet pipe; 103. a heat radiating pipe; 104. a connecting plate; 2. a motor; 201. a rotating shaft; 202. an annular groove; 203. a pipe; 3. a cleaning plate; 301. a cavity; 302. a spray hole; 303. a scraper; 304. a brush; 305. a rotation surface; 4. a drying chamber; 401. air dispersing holes; 402. and (5) heating the pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples:

as shown in fig. 1-4, a flushing device for a hot water supply pipe network comprises a mounting box 1 fixedly connected with a liquid inlet pipe 102, wherein the other end of the liquid inlet pipe 102 is communicated with a liquid supply pump; the mixed solution for conveying the scale cleaning agent and water to be mixed according to a certain proportion is adopted, wherein the scale cleaning agent adopts cleaning agents commonly used in the market, such as: the mixed solution of the industrial grade citric acid with 99 percent of high-content scale remover, stainless steel pipeline scale remover and the like can degrade dirt on the inner wall of a pipeline to a certain extent so as to reduce the hardness of the dirt.

In this embodiment, as shown in fig. 3, a push rod 101 is fixedly connected to one end of the installation box 1; for the person to hold and move the mounting box 1 by means of the push rod 101.

In this embodiment, as shown in fig. 3, a connecting plate 104 is fixedly installed at the other end of the installation box 1, and the connecting plate 104 has a disc-shaped structure; so as to be pushed in the cylindrical hot water pipe network, make it more fit, increase its cleaning effect.

As an implementation manner of this embodiment, the connection board 104 may be modified to be a structure that is attached to different types of hot water pipe network shapes; so as to be applicable to the shapes of the medium heat water pipe networks with various shapes, and avoid the collision caused by pushing or the influence on the cleaning effect.

In this embodiment, as shown in fig. 1 to 3, a plurality of groups of balls are rotatably connected to the connection plate 104; when the connection plate 104 is placed in the pipe network to be flushed, a plurality of groups of the spheres are tangential to the inner wall of the pipe network. Specifically, the spheres are at least provided with three groups and are uniformly arranged on the circumference of the connecting plate 104; when the mounting box 1 is pushed into the pipe network, the ball rolls through the inner wall of the pipe network, so that the scratch of the mounting box 1 to the inner wall of the pipe network can be reduced, and the pushing resistance is reduced.

In this embodiment, as shown in fig. 3, a motor 2 is fixedly installed in the middle portion of the installation box 1, a housing is provided outside the motor 2, and a radiating pipe 103 is provided in the installation box 1 and attached to the housing of the motor 2.

As an implementation manner of this embodiment, the heat dissipating tube 103 is in a spiral shape and is tightly wound on the outer side of the housing of the motor 2; therefore, the heat dissipation tube 103 is spirally wound on the shell of the motor 2, so that the contact area is increased, and compared with the heat dissipation tube 103 which is directly attached to the shell of the motor 2, the heat dissipation effect is better.

In the above embodiment, as shown in fig. 3, one end of the radiating pipe 103 is connected to one end of the liquid inlet pipe 102, so that the mixed solution enters the radiating pipe 103 through the liquid inlet pipe 102; when in use, the heat generated by the work of the motor 2 is taken away by the heat radiating pipe 103 spirally wound on the shell of the motor 2, so that the heat accumulation caused by the long-time work of the motor 2 is avoided, the heat is further generated, the heat is generated, the motor needs to be temporarily used until the temperature of the motor is reduced and then used, the single-time working time of the motor 2 can be prolonged, and the service time is prolonged.

In this embodiment, as shown in fig. 3, a drying cavity 4 is provided in the installation box 1 and beside the motor 2, the drying cavity 4 is in a square cavity structure, a gas dispersing hole 401 is provided at one side of the drying cavity 4, and the gas dispersing hole 401 is communicated to an external space; the heat generated by the heating pipe 402 is not accumulated in the drying chamber 4 in a large amount, and the heat accumulation is prevented from being used for a long time, thereby affecting the temperature of the motor 2 arranged at one side thereof. The heat dissipation tube 103 penetrates through the drying cavity 4, and a heating tube 402 is arranged on the inner wall of the drying cavity 4 and attached to the heat dissipation tube 103.

As one implementation manner of this embodiment, four pairs of heating pipes 402 are adopted, and 4 heating pipes are respectively disposed on two sides of the radiating pipe 103; when the radiator is used, the radiator 103 can be heated, so that the temperature of the mixed solution in the radiator 103 is raised, the dissolution of dirt can be accelerated by the heated mixed solution, and the dirt is convenient to clean.

As another implementation of this embodiment, when the heating pipe 402 is spirally wound on the radiating pipe 103; compared with the first embodiment, the contact area between the heating pipe 402 and the radiating pipe 103 is larger, so that the temperature of the mixed liquid can be raised more quickly, the temperature of the heated mixed solution is higher, and the temperature raising efficiency is higher.

In this embodiment, as shown in fig. 3 and fig. 4, a rotating shaft 201 is fixedly connected to the output end of the motor 2, an annular groove 202 is formed in the rotating shaft 201, the other end of the radiating pipe 103 is communicated with the annular groove 202, and the annular groove 202 is communicated with a cavity 301 through a pipeline 203; the purpose of delivering and transferring the mixed solution is achieved, so that the mixed solution can be reliably transferred into the cavity 301 through the other end of the radiating pipe 103.

As an implementation manner of this embodiment, the rotating shaft 201 is fixedly connected with a pair of sealing rings, and the pair of sealing rings are respectively located at two sides of the annular groove 202 and the rotating shaft 201, so that leakage of liquid can be avoided.

In this embodiment, as shown in fig. 1 to 3, the rear end of the cleaning plate 3 is fixedly connected to one end of the rotating shaft 201 away from the motor 2, and an inclined rotating surface 305 is disposed at the front end of the cleaning plate 3, and the rotating surface 305 is in a shape of a truncated cone section; the provided rotation surface 305 allows dirt to slide down along the rotation surface 305, thereby avoiding accumulation of dirt on the rotation surface 305.

In the above embodiment, as shown in fig. 1, one side of the scraper 303 is disposed on the side surface of the rotation surface 305, the scraper 303 is in a semi-arc inclined plate shape, and the other side of the scraper 303 is in close contact with the inner wall of the pipe network; the scraper 303 is used for continuously scraping the inner wall of the pipe network, so that the scraping efficiency is improved.

As shown in fig. 3, as an implementation manner of the embodiment, a brush 304 is disposed on a side wall surface of the cleaning plate 3, which is close to a periphery of an inner wall of the pipe network, and the brush 304 abuts against the wall surface of the inner wall of the pipe network; the hairbrush arranged on the periphery of the outer side of the cleaning plate 3 can further clean away the tiny dirt attached to the inner wall of the pipe network, so that the cleaning quality is improved.

In this embodiment, as shown in fig. 3, a cavity 301 is formed in the cleaning plate 3, one end of the cavity 301 is communicated with the other end of the pipeline 203, a plurality of groups of spray holes 302 for spraying liquid on the inner wall of the pipe network are formed in the other end of the cavity 301, and the spray holes 302 are through holes, so that the cavity 301 is communicated with the inner wall of the pipe network.

In this embodiment, as shown in fig. 1-3, five groups of spray holes 302 are provided, three layers are provided along the radial direction of the end surface of the cleaning plate 3, meanwhile, the aperture of the spray holes 302 is 1/3 of the aperture of the pipeline 203, and an axis included angle is provided between the axis of the spray holes 302 and the axis of the cleaning plate 3; the water flow of the mixed liquid is controlled by maintaining the pressure in the cavity 301 by setting the aperture and the number of the spray holes 302, and different spray angles to the inner wall of the pipe network are achieved by setting the included angle of the axes.

As a first implementation in this example, when the axis included angle is set to 30 °; the spray distance of the mixed solution is increased, and dirt in front is degraded in advance, so that time is provided for full degradation.

As a second implementation in this example, when the axis included angle is set to 80 °; when the mixed solution is sprayed onto the inner wall of the pipe network, a small part of the mixed solution splashes onto the scraper 303, so that dirt remained on the scraper 303 can be degraded secondarily, the dirt is prevented from being accumulated on the scraper 303, and the scraping effect of the scraper 303 is further affected.

As a third implementation manner in this example, the included angles of the axes are sequentially diffused from the middle to the outer side, and are respectively set to be 30 °,50 ° and 80 °; the spraying reaching a small angle can degrade dirt in advance, reduce the hardness of dirt attached to the inner wall of the pipe network, and simultaneously reach the spraying reaching a large angle to secondarily degrade the inner wall of the pipe network and the scraper 303, so as to prevent dirt from accumulating on the scraper 303, thereby achieving the effects of improving the scraping effect of the scraper 303 and increasing the cleaning effect of the scraper 303.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a washing unit of hot water supply pipe network, includes mounting box (1) with feed liquor pipe (102), the one end fixedly connected with push rod (101) of mounting box (1), its characterized in that still includes:

a motor (2) fixedly connected in the installation box (1);

the device comprises a mounting box (1), a liquid inlet pipe (102) and a motor (2), wherein a spiral radiating pipe (103) is arranged in the mounting box (1), one end of the radiating pipe (103) is communicated with the liquid inlet pipe (102), a shell is arranged on the outer side of the motor (2), and the radiating pipe (103) is sleeved on the shell of the motor (2);

the cleaning plate (3) on the installation box (1) is rotationally connected, a rotating shaft (201) is fixedly connected to the output end of the motor (2), the cleaning plate (3) is fixedly connected to the rotating shaft (201), the cleaning plate (3) is fixedly connected with a scraping plate (303) for cleaning dirt on the inner wall of a pipe network, and a hairbrush (304) is fixedly connected to the cleaning plate (3).

2. The flushing device of a hot water supply pipe network according to claim 1, wherein a cavity (301) is formed in the cleaning plate (3), the other end of the radiating pipe (103) is communicated with the cavity (301), and a plurality of groups of spray holes (302) for spraying liquid on the inner wall of the pipe network are formed in the cavity (301).

3. A flushing device for a hot-water supply network according to claim 2, characterized in that the axis of the nozzle (302) is at an angle of 30 ° to 80 ° to the axis of the cleaning plate (3).

4. A flushing device for a heating water heating pipe network according to claim 3, characterized in that the cleaning plate (3) is provided with an inclined rotating surface (305), the scrapers (303) are fixedly connected to the rotating surface (305), and the scrapers (303) are provided with a plurality of groups of scrapers (303) each having an inclined plate shape.

5. The flushing device of a hot water supply pipe network according to claim 1, wherein a drying cavity (4) is formed in the installation box (1), a radiating hole (401) is formed in one side of the drying cavity (4), a heating pipe (402) is fixedly connected in the drying cavity (4), and the radiating pipe (103) penetrates through the drying cavity (4).

6. The flushing device of a hot water supply and heating pipe network according to claim 1, wherein the rotating shaft (201) is provided with an annular groove (202), the other end of the radiating pipe (103) is communicated with the annular groove (202), the annular groove (202) is communicated with the cavity (301) through a pipeline (203), and the rotating shaft (201) is fixedly connected with a sealing ring.