CN219656710U - Cleaning device for heat supply network heater of thermal power plant - Google Patents

Abstract

The utility model provides a cleaning device for a heat supply network heater of a thermal power plant, which comprises a bottom plate, a support frame telescopic driving device, a support seat, a washing barrel, a rotary driving device and a holding clamping device, wherein the support frame telescopic driving device is in driving connection with the support frame, and the support frame is in sliding fit with the upper surface of the bottom plate; the rotary driving device comprises a rotary motor and a circular rotary column, a driving shaft of the rotary motor is fixedly connected with the circular rotary column, and a holding and clamping device is arranged on the circular rotary column and is used for clamping and fixing the internal structure of the heating network heater; the washing barrel is provided with a plurality of spray washing components and a plurality of hair scrapers, and each spray washing component comprises a water pipe and a plurality of first spray heads. The cleaning device for the heat supply network heater of the thermal power plant can sufficiently, completely and efficiently clean the internal structure of the heat supply network heater, and has better flushing effect and higher flushing working efficiency.

Description

Cleaning device for heat supply network heater of thermal power plant

Technical Field

The utility model relates to the technical field of cleaning of heat supply network heaters of thermal power plants, in particular to a cleaning device for a heat supply network heater of a thermal power plant.

Background

A thermal power plant is a thermal power plant for short, and is a plant for producing electric energy by using combustible materials (such as coal) as fuel. The basic production process is as follows: the fuel heats water to generate steam when being combusted, chemical energy of the fuel is converted into heat energy, steam pressure pushes the steam turbine to rotate, the heat energy is converted into mechanical energy, and then the steam turbine drives the generator to rotate, so that the mechanical energy is converted into electric energy.

The heat supply network heater is a key device of a heat supply network system of a thermal power plant, is one of main auxiliary devices of the thermal power plant, and has the main function of heating circulating water in a hot water supply system by utilizing steam extraction of a steam turbine or steam (heating medium) led from a boiler so as to meet the requirement of a heat supply user. In general, the heat supply network heater needs to be disassembled and cleaned after a period of use, so as to ensure the service performance of the heat supply network heater.

At present, to thermal power plant's heating network heater inner structure, mainly the workman washes through the water pipe, and not only it is very inconvenient to wash the operation, washes work efficiency lower, washes moreover and to be not enough comprehensive, leads to the washing effect relatively poor.

Disclosure of Invention

The utility model aims to provide a cleaning device for a heat supply network heater of a thermal power plant, which can solve the problems of lower flushing work efficiency and poor flushing effect of the internal structure flushing mode of the existing heat supply network heater.

The utility model provides a cleaning device for a heat supply network heater of a thermal power plant, which comprises a bottom plate, a support frame telescopic driving device, a support seat, a washing barrel, a rotary driving device and a holding clamping device, wherein the support frame telescopic driving device is arranged at one end of the bottom plate, the support frame telescopic driving device is in driving connection with the support frame, and the support frame is in sliding fit with the upper surface of the bottom plate; the rotary driving device comprises a rotary motor and a circular rotary column, the rotary motor is arranged on the supporting frame, a driving shaft of the rotary motor is fixedly connected with the circular rotary column, the holding clamping device is arranged on the circular rotary column, and the holding clamping device is used for clamping and fixing the internal structure of the heating network heater; the washing device comprises a bottom plate, a supporting seat, a washing barrel, a plurality of spray washing components and a plurality of hair scrapers, wherein the supporting seat is arranged at the other end of the bottom plate, the washing barrel is arranged on the supporting seat, the washing barrel is provided with the plurality of spray washing components and the plurality of hair scrapers, each spray washing component comprises a water pipe and a plurality of first spray heads connected with the water pipe, the water pipe is arranged on the outer surface of the washing barrel, and each first spray head is respectively arranged on the inner surface of the washing barrel; each of the Mao Gua is mounted to an inner surface of the tub.

According to the cleaning device for the heat supply network heater of the thermal power plant, the supporting frame telescopic driving device comprises the electric telescopic rod, the fixed end of the electric telescopic rod is fixedly arranged at one end of the bottom plate, and the telescopic end of the electric telescopic rod is fixedly connected with the supporting frame.

According to the cleaning device for the heat supply network heater of the thermal power plant, provided by the utility model, the annular movable cover plate is fixedly arranged on the shell of the rotating motor, and the movable cover plate can be matched with the port of the first end of the washing barrel in a plugging manner.

According to the cleaning device for the heat supply network heater of the thermal power plant, the first end of the circular rotating column is fixedly connected with the driving shaft of the rotating motor, the second end of the circular rotating column is fixedly provided with the circular mounting plate, and one side, facing the washing barrel, of the circular mounting plate is provided with the mounting groove; the holding clamping device comprises four clamping pieces, and the clamping pieces are annularly and uniformly arranged at the outer port of the mounting groove.

According to the cleaning device for the heat supply network heater of the thermal power plant, the water pipes are respectively arranged on the outer surface of the top of the washing barrel and the outer surfaces of the left side and the right side of the washing barrel, and each water pipe is respectively arranged in an extending manner along the axial direction of the washing barrel; and first grooves are respectively arranged on the inner surface of the washing barrel at positions corresponding to the water pipes, and the first spray heads are respectively arranged in the first grooves.

According to the cleaning device for the heat supply network heater of the thermal power plant, provided by the utility model, the second grooves are respectively arranged between every two adjacent first grooves, the hair scrapers are correspondingly arranged in the second grooves, and the Mao Gua are respectively arranged along the axial extension of the washing barrel.

According to the cleaning device for the heat supply network heater of the thermal power plant, the second end of the washing barrel is provided with the fixed cover plate, the fixed cover plate is provided with the flushing mechanism, and the flushing mechanism comprises a plurality of second spray heads arranged on the inner side of the fixed cover plate.

According to the cleaning device for the heat supply network heater of the thermal power plant, provided by the utility model, the bottom of the inner surface of the washing barrel is provided with the water collecting groove, and the water collecting groove is internally provided with the water outlet penetrating through the barrel wall of the washing barrel; a water purifier is arranged below the washing barrel, and a water inlet at the upper end of the water purifier corresponds to the water outlet.

According to the cleaning device for the heat supply network heater of the thermal power plant, provided by the utility model, the water purifier is provided with the purified water outlet, and the purified water outlet is connected with the water supply port of the flushing mechanism through the connecting pipe.

According to the cleaning device for the heat supply network heater of the thermal power plant, provided by the utility model, a plurality of supporting seats are arranged, the plurality of supporting seats are arranged at intervals along the axial direction of the washing barrel, one water purifier is respectively arranged between every two adjacent supporting seats, and a plurality of water outlets corresponding to the water purifier are arranged on the washing barrel; the water purifiers are slidably arranged on the bottom plate, and pull rings are respectively arranged on the water purifiers.

The utility model provides a cleaning device for a heat supply network heater of a thermal power plant, which comprises a bottom plate, a support frame telescopic driving device, a support seat, a washing barrel, a rotary driving device and a holding clamping device, wherein the support frame telescopic driving device is arranged at one end of the bottom plate, the support frame telescopic driving device is in driving connection with the support frame, and the support frame is in sliding fit with the upper surface of the bottom plate, namely, the support frame can be driven to move towards the washing barrel through the support frame telescopic driving device; the rotary driving device comprises a rotary motor and a circular rotary column, the rotary motor is arranged on the supporting frame, a driving shaft of the rotary motor is fixedly connected with the circular rotary column, the holding clamping device is arranged on the circular rotary column and is used for clamping and fixing the internal structure of the heating network heater, namely, the rotary motor can drive the circular rotary column to rotate, and then the internal structure of the heating network heater which is clamped and fixed by the holding clamping device is driven to synchronously rotate; the washing device comprises a bottom plate, a supporting seat, a washing barrel, a plurality of spray washing components and a plurality of hair scrapers, wherein the supporting seat is arranged at the other end of the bottom plate, the washing barrel is arranged on the supporting seat, the washing barrel is provided with the plurality of spray washing components and the plurality of hair scrapers, each spray washing component comprises a water pipe and a plurality of first spray heads connected with the water pipe, the water pipe is arranged on the outer surface of the washing barrel, and each first spray head is respectively arranged on the inner surface of the washing barrel; each hair scraper is arranged on the inner surface of the washing barrel; that is, the internal structure of the heat supply network heater can extend into the inside of the washing tub, and the internal structure of the heat supply network heater can be cleaned through the first spray head and the hairbrush. When cleaning, the internal structure of the heat supply network heater is clamped and fixed through the holding and clamping device, the supporting frame is driven by the supporting frame telescopic driving device to move towards the direction of the washing barrel until the internal structure of the heat supply network heater stretches into the washing barrel, then the internal structure of the heat supply network heater is driven by the rotary driving device to rotate in the washing barrel, water is sprayed to the internal structure of the heat supply network heater through the first spray nozzle in the rotating process, and meanwhile the internal structure of the heat supply network heater is rubbed and scrubbed through the hair. Therefore, the cleaning device for the heat supply network heater of the thermal power plant, provided by the utility model, is convenient to operate, can sufficiently, completely and efficiently clean the internal structure of the heat supply network heater, and has the advantages of better flushing effect and higher flushing working efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a cleaning apparatus for a thermal power plant heating grid heater according to the present utility model;

FIG. 2 is an assembled schematic view of the cleaning device for a heat supply network heater and the internal structure of the heat supply network heater of the thermal power plant;

FIG. 3 is a top view showing the assembled cleaning apparatus for a heat supply network heater and the internal structure of the heat supply network heater in a thermal power plant according to the present utility model;

fig. 4 is a schematic view showing a cleaning state after the cleaning device for a heat supply network heater and the internal structure of the heat supply network heater are assembled.

Reference numerals illustrate:

1. a bottom plate; 2. a support frame; 3. a rotating motor; 4. a fixed end of the electric telescopic rod; 5. a telescopic end of the electric telescopic rod; 6. a removable cover; 7. a circular rotating column; 8. a circular mounting plate; 9. a support base; 10. a first clamping member; 11. a second clamping member; 12. a third clamping member; 13. a fourth clamping member; 14. the internal structure of the heat supply network heater; 15. a washing tub; 16. a first groove; 17. a first nozzle; 18. mao Gua; 19. a water pipe; 20. fixing the cover plate; 21. a water purifier; 22. a purified water outlet; 23. a pull ring; 24. a second groove; 25. a flushing mechanism; 26. and a water collecting groove.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element 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.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 to 4, the cleaning device for a heat supply network heater of a thermal power plant in an embodiment of the utility model comprises a bottom plate 1, a support frame 2, a support frame telescopic driving device, a support seat 9, a washing barrel 15, a rotary driving device and a holding clamping device, wherein the support frame telescopic driving device is arranged at one end of the bottom plate 1, the support frame telescopic driving device is in driving connection with the support frame 2, and the support frame 2 is in sliding fit with the upper surface of the bottom plate 1. That is, the support frame 2 can be driven to move toward the direction of the washing tub 15 or away from the washing tub 15 by the support frame telescopic driving device.

Wherein, rotary drive device includes rotation motor 3 and circular rotation post 7, and rotation motor 3 installs on support frame 2, and rotation motor 3's drive shaft and circular rotation post 7 fixed connection, hold tightly clamping device installs on circular rotation post 7, holds tightly clamping device and is used for the inner structure 14 of the fixed heat supply network heater of centre gripping. That is, the rotation motor 3 can drive the circular rotation column 7 to rotate, so as to drive the inner structure 14 of the heat supply network heater which is clamped and fixed by the clamping device to synchronously rotate.

Wherein, supporting seat 9 sets up the other end at bottom plate 1, and washing bucket 15 sets up on supporting seat 9, is equipped with a plurality of spray rinsing subassemblies and a plurality of hair scrapes 18 on the washing bucket 15, and each hair scrapes 18 all installs in the internal surface of washing bucket 15. Each spray assembly comprises a water pipe 19 and a plurality of first spray heads 17 connected with the water pipe 19, the water pipe 19 is arranged on the outer surface of the washing barrel 15, and each first spray head 17 is respectively arranged on the inner surface of the washing barrel 15. That is, the inner structure 14 of the heating grid heater can be extended into the inside of the washing tub 15, and the inner structure of the heating grid heater can be sufficiently cleaned by the first shower head 17 and the hairbrush 18.

The heat supply network heater needs to be disassembled and cleaned after the heat supply network heater works for a period of time, at the moment, workers detach the inner structure 14 of the heat supply network heater and convey the heat supply network heater to the cleaning auxiliary device provided by the embodiment of the utility model, then the inner structure 14 of the heat supply network heater is lifted and aligned with the circular rotating column 7, then the inner structure 14 of the heat supply network heater is clamped and fixed through the clamping device, then the support frame 2 is driven to move towards the direction of the washing barrel 15 through the support frame telescopic driving device until the inner structure 14 of the heat supply network heater stretches into the washing barrel 15, then the inner structure 14 of the heat supply network heater is driven to rotate in the washing barrel 15 through the rotary driving device, water is sprayed to the inner structure 14 of the heat supply network heater through the first spray head 17 in the rotating process, and meanwhile the inner structure 14 of the heat supply network heater can be rubbed and scrubbed through the hair scrapers 18.

After washing the cleaning beam, the supporting frame 2 is driven by the supporting frame telescopic driving device to move towards the direction away from the washing barrel 15, so that the internal structure 14 of the heating network heater is pushed out of the washing barrel 15. At this time, the internal structure 14 of the heat supply network heater can be driven to rotate by the rotary driving device, so that the purpose of throwing water to the internal structure 14 of the heat supply network heater is achieved, then the worker overhauls again, and the worker reinstalls and uses the heat supply network heater after overhauling.

Therefore, the cleaning device for the heat supply network heater of the thermal power plant is convenient to operate, can sufficiently, completely and efficiently clean the inner structure 14 of the heat supply network heater, and is better in flushing effect and higher in flushing working efficiency.

In some embodiments of the present utility model, the telescopic driving device for the support frame comprises an electric telescopic rod, wherein the fixed end 4 of the electric telescopic rod is fixedly arranged at one end of the bottom plate 1, and the telescopic end 5 of the electric telescopic rod is fixedly connected with the support frame 2. That is, the telescopic action of the telescopic end 5 of the electric telescopic rod can drive the support frame 2 to move towards the direction of the washing tub 15 or away from the washing tub 15, so that the internal structure 14 of the heat supply network heater is pushed into the washing tub 15 or the internal structure 14 of the heat supply network heater is pushed out of the washing tub 15.

Of course, according to the actual use requirement, the telescopic driving device of the support frame can also adopt other structural forms such as a pneumatic telescopic rod or a hydraulic telescopic rod.

In some embodiments of the utility model, an annular flap 6 is fixedly mounted on the housing of the rotary motor 3, which flap 6 can be plugged into engagement with a port at the first end of the washing tub 15. When the support frame telescopic driving device drives the support frame 2 to move towards the direction of the washing barrel 15, and accordingly the inner structure 14 of the heat supply network heater is driven to extend into the washing barrel 15, the movable cover plate 6 can be in sealing fit with the port of the first end of the washing barrel 15, and therefore cleaning water in the washing barrel 15 is prevented from splashing or flowing out from the port of the first end of the washing barrel 15 in the cleaning process of the inner structure 14 of the heat supply network heater.

In some embodiments of the present utility model, a first end of the circular rotating post 7 is fixedly connected with a driving shaft of the rotating motor 3, a circular mounting plate 8 is fixed at a second end of the circular rotating post 7, and a mounting groove (not shown) is formed on a side of the circular mounting plate 8 facing the washing tub 15. The holding clamping device comprises four clamping pieces, wherein the four clamping pieces are a first clamping piece 10, a second clamping piece 11, a third clamping piece 12 and a fourth clamping piece 13 respectively, and the four clamping pieces are annularly and uniformly arranged at the outer port of the mounting groove respectively. That is, when the inner structure 14 of the heat supply network heater needs to be clamped and fixed, one end of the inner structure 14 of the heat supply network heater is first put into the installation groove, and then four clamping pieces are controlled to be clamped and fixed on the periphery of the inner structure 14 of the heat supply network heater.

The clamping member may be an existing clamping plate, mechanical gripper or other clamping and fixing structure according to actual use requirements, so long as effective clamping and fixing of the internal structure 14 of the heat supply network heater can be achieved.

In some embodiments of the present utility model, water pipes 19 are provided on the top outer surface of the washing tub 15 and the left and right outer surfaces of the washing tub 15, respectively, and each water pipe 19 is provided to extend in the axial direction of the washing tub 15, respectively. First grooves 16 are respectively provided on the inner surface of the washing tub 15 at positions corresponding to the respective water pipes 19, and the respective first spray heads 17 are respectively installed in the first grooves 16. By providing the first grooves 16, each first shower head 17 can be provided at an optimal position from the internal structure 14 of the heating grid heater, thereby ensuring the shower cleaning effect of each first shower head 17.

Wherein, a second groove 24 is respectively arranged between every two adjacent first grooves 16, each hair scraper 18 is correspondingly arranged in each second groove 24, and each hair scraper 18 is respectively arranged along the axial direction of the washing barrel 15. Wherein the second recess 24 is at a smaller axial distance from the washing tub 15 than the first recess 16. By providing the second recess 24, the hairbrush 18 is better brought into frictional contact with the internal structure 14 of the heating grid heater, thereby achieving a better brushing effect.

In some embodiments of the present utility model, a fixed cover plate 20 is installed at the second end of the washing tub 15, and a rinsing mechanism 25 is installed on the fixed cover plate 20, the rinsing mechanism 25 including a plurality of second spray nozzles disposed inside the fixed cover plate 20. That is, in the process of rotating the inner structure 14 of the heating network heater inside the washing tub 15, the inner structure 14 of the heating network heater can be assisted to be washed by the washing mechanism 25, thereby achieving a better washing effect and further improving the washing efficiency.

The flushing mechanism 25 may be a flushing mechanism 25 of an existing structure, as long as a spray flushing effect can be achieved.

Specifically, a water collecting groove 26 is provided at the bottom of the inner surface of the washing tub 15, and a water outlet penetrating the tub wall of the washing tub 15 is provided in the water collecting groove 26. A water purifier 21 is arranged below the washing barrel 15, and a water inlet at the upper end of the water purifier 21 corresponds to the water outlet. That is, the sewage after washing the inner structure 14 of the heating grid heater can be collected in the water collecting groove 26 and discharged from the water discharge port. The sewage discharged through the water discharge port falls into the water inlet at the upper end of the water purifier 21, and the water purifier 21 can filter and purify the entered sewage.

Specifically, the water purifier 21 is provided with a purified water outlet 22, and the purified water outlet 22 is connected to a water supply port of the flushing mechanism 25 via a connection pipe (not shown), thereby realizing the recycling of water. That is, the water filtered and purified by the water purifier 21 is supplied to the flushing mechanism 25 through the connection pipe, thereby supplying water to the flushing mechanism 25. The structure can furthest utilize the sewage after cleaning, thereby achieving the purpose of saving water.

In some embodiments of the present utility model, a plurality of support seats 9 are provided, the plurality of support seats 9 are respectively arranged at intervals along the axial direction of the washing tub 15, a water purifier 21 is respectively arranged between every two adjacent support seats 9, and a plurality of water outlets corresponding to the water purifier 21 are arranged on the washing tub 15. Wherein the water purifiers 21 are slidably mounted on the bottom plate 1, and pull rings 23 are respectively arranged on the water purifiers 21. By providing a plurality of water purifiers 21, the filtration and purification efficiency of the sewage after washing can be improved. The water filtered by each water purifier 21 can be supplied to the flushing mechanism 25 to ensure the flushing effect of the flushing mechanism 25.

After the cleaning is finished, the water purifier 21 can be pulled out through the pull ring 23, and then the water purifier 21 is cleaned and overhauled for the next use.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (10)

1. The cleaning device for the heat supply network heater of the thermal power plant is characterized by comprising a bottom plate, a support frame telescopic driving device, a support seat, a washing barrel, a rotary driving device and a holding clamping device, wherein the support frame telescopic driving device is arranged at one end of the bottom plate, the support frame telescopic driving device is in driving connection with the support frame, and the support frame is in sliding fit with the upper surface of the bottom plate; the rotary driving device comprises a rotary motor and a circular rotary column, the rotary motor is arranged on the supporting frame, a driving shaft of the rotary motor is fixedly connected with the circular rotary column, the holding clamping device is arranged on the circular rotary column, and the holding clamping device is used for clamping and fixing the internal structure of the heating network heater; the washing device comprises a bottom plate, a supporting seat, a washing barrel, a plurality of spray washing components and a plurality of hair scrapers, wherein the supporting seat is arranged at the other end of the bottom plate, the washing barrel is arranged on the supporting seat, the washing barrel is provided with the plurality of spray washing components and the plurality of hair scrapers, each spray washing component comprises a water pipe and a plurality of first spray heads connected with the water pipe, the water pipe is arranged on the outer surface of the washing barrel, and each first spray head is respectively arranged on the inner surface of the washing barrel; each of the Mao Gua is mounted to an inner surface of the tub.

2. The cleaning device for a heat supply network heater of a thermal power plant according to claim 1, wherein the support frame telescopic driving device comprises an electric telescopic rod, a fixed end of the electric telescopic rod is fixedly arranged at one end of the bottom plate, and a telescopic end of the electric telescopic rod is fixedly connected with the support frame.

3. The cleaning device for a heat supply network heater of a thermal power plant according to claim 1, wherein an annular movable cover plate is fixedly mounted on the housing of the rotary motor, and the movable cover plate can be matched with a port of the first end of the washing barrel in a plugging manner.

4. The cleaning device for a heat supply network heater of a thermal power plant according to claim 1, wherein a first end of the circular rotating column is fixedly connected with a driving shaft of the rotating motor, a circular mounting plate is fixedly arranged at a second end of the circular rotating column, and a mounting groove is formed in one side, facing the washing barrel, of the circular mounting plate; the holding clamping device comprises four clamping pieces, and the clamping pieces are annularly and uniformly arranged at the outer port of the mounting groove.

5. The cleaning device for a heat supply network heater of a thermal power plant according to claim 1, wherein the water pipes are respectively provided on the top outer surface of the washing tub and the left and right outer surfaces of the washing tub, and each of the water pipes is respectively provided to extend in the axial direction of the washing tub; and first grooves are respectively arranged on the inner surface of the washing barrel at positions corresponding to the water pipes, and the first spray heads are respectively arranged in the first grooves.

6. The cleaning device for a heat supply network heater of a thermal power plant according to claim 5, wherein a second groove is provided between each adjacent two of the first grooves, each of the hairbrushes is provided in each of the second grooves, and each of the Mao Gua is provided to extend in an axial direction of the washing tub.

7. The cleaning apparatus for a thermal power plant heating grid heater according to any one of claims 1 to 6, wherein a fixed cover plate is installed at a second end of the washing tub, and a flushing mechanism is installed on the fixed cover plate, the flushing mechanism including a plurality of second shower heads provided inside the fixed cover plate.

8. The cleaning device for a heat supply network heater of a thermal power plant according to claim 7, wherein a water collecting groove is provided at the bottom of the inner surface of the washing tub, and a water outlet penetrating through the tub wall of the washing tub is provided in the water collecting groove; a water purifier is arranged below the washing barrel, and a water inlet at the upper end of the water purifier corresponds to the water outlet.

9. The cleaning device for a heat supply network heater of a thermal power plant according to claim 8, wherein the water purifier is provided with a purified water outlet, and the purified water outlet is connected with the water supply port of the flushing mechanism through a connecting pipe.

10. The cleaning device for a heat supply network heater of a thermal power plant according to claim 8, wherein a plurality of supporting seats are provided, the plurality of supporting seats are arranged at intervals along the axial direction of the washing barrel, one water purifier is respectively arranged between every two adjacent supporting seats, and a plurality of water outlets corresponding to the water purifier are arranged on the washing barrel; the water purifiers are slidably arranged on the bottom plate, and pull rings are respectively arranged on the water purifiers.