CN216297318U - High-speed railway EMUs overhaul auxiliary device - Google Patents

Abstract

The utility model relates to the technical field of high-speed rail motor train unit maintenance, in particular to an auxiliary device for high-speed rail motor train unit maintenance, which can automatically clean dust on a plurality of groups of air conditioner filter screens, reduce labor intensity, improve working efficiency, and has good cleaning effect and high practicability; including the bottom plate, wash the case, the drain pipe, the rotation axis, two sets of helical blade, first motor, supersonic generator, the multiunit axis of rotation, the driven cone pulley of multiunit, the drive cone pulley, the main shaft, the fixed plate, second motor and multiunit clamping device, wash the upper end of case fixed mounting at the bottom plate, it is provided with the cavity to wash incasement portion, the upper end of wasing the case is the opening, the drain pipe is installed in the lower part of wasing the case, be provided with the valve on the drain pipe, rotation axis installs on wasing the case, two sets of helical blade difference fixed mounting are two parts about the rotation axis, two sets of helical blade revolve to on the contrary, the left end of rotation axis is connected with the output of first motor, first motor fixed mounting is on the bottom plate.

Description

High-speed railway EMUs overhaul auxiliary device

Technical Field

The utility model relates to the technical field of high-speed rail motor train unit overhauling, in particular to an overhauling auxiliary device for a high-speed rail motor train unit.

Background

The train of the high-speed rail motor train unit is called as a train set, a locomotive set and the like. Which is a type of modern train, consists of several powered and unpowered vehicles. In order to guarantee the safety and the comfort of passengers when taking high-speed rails, a maintainer needs to overhaul a high-speed rail motor train unit regularly, the overhaul work comprises the cleaning of an air conditioner filter screen, the seat overhaul, the disassembly and assembly of a motor train guard plate and the like, the current maintainer mainly relies on manual cleaning when cleaning the air conditioner filter screen, the cleaning efficiency is low, the working strength is high, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the auxiliary device for overhauling the high-speed rail motor train unit, which can automatically clean dust on a plurality of groups of air conditioner filter screens, reduce the labor intensity, improve the working efficiency, and has good cleaning effect and high practicability.

The utility model discloses an auxiliary overhaul device for a high-speed rail motor train unit, which comprises a bottom plate, a cleaning box, a drain pipe, a rotating shaft, two groups of helical blades, a first motor, an ultrasonic generator, a plurality of groups of rotating shafts, a plurality of groups of driven cone wheels, a driving cone wheel, a main shaft, a fixing plate, a second motor and a plurality of groups of clamping devices, wherein the cleaning box is fixedly arranged at the upper end of the bottom plate, a cavity is arranged inside the cleaning box, the upper end of the cleaning box is provided with an opening, the drain pipe is arranged at the lower part of the cleaning box, the drain pipe is provided with a valve, the rotating shaft is rotatably arranged on the cleaning box, the two groups of helical blades are respectively and fixedly arranged at the left part and the right part of the rotating shaft, the rotating directions of the two groups of helical blades are opposite, the left end of the rotating shaft is connected with the output end of the first motor, the first motor is fixedly arranged on the bottom plate, the ultrasonic generator is fixedly arranged on the cleaning box, and the output end of the ultrasonic generator is positioned in the cavity of the cleaning box, the multi-group rotating shafts are respectively and rotatably arranged at the front part and the rear part of the cleaning box, two groups of rotating shafts of the front part and the rear part are coaxial, the multi-group clamping device is respectively and fixedly arranged on the multi-group rotating shafts, the multi-group driven cone pulleys are respectively and fixedly arranged at the front ends of the front multi-group rotating shafts, the multi-group driven cone pulleys are respectively meshed with the multi-group driving cone pulleys, the two adjacent groups of driving cone pulleys are arranged in a left-right mirror image mode, the multi-group driving cone pulleys are all fixedly arranged on the main shaft, the main shaft is rotatably arranged on the fixing plate, the fixing plate is fixedly arranged on the cleaning box, the left end of the fixing plate is connected with the output end of a second motor, and the second motor is fixedly arranged on the cleaning box; firstly, a plurality of groups of air conditioner filter screens to be cleaned are clamped and fixed through clamping devices on a plurality of groups of rotating shafts, then clear water and a cleaning agent are added into a cavity of a cleaning box until the liquid level of the water is over the air conditioner filter screens, then a first motor is started and drives the rotating shafts to rotate, the rotating shafts drive two groups of helical blades to rotate, the two groups of helical blades rotate in opposite directions, so that the water in the cavity of the cleaning box is convected left and right by the rotating two groups of helical blades, the mixing of the cleaning agent and the water is promoted, then a second motor is started and drives a main shaft to rotate, the main shaft drives a plurality of groups of driving cone wheels to rotate, the plurality of groups of driving cone wheels drive a plurality of groups of driven cone wheels to rotate, the rotating directions of the adjacent two groups of driven cone wheels are opposite, the plurality of groups of driven cone wheels drive a plurality of groups of rotating shafts on the front side to rotate, then the plurality of groups of air conditioner filter screens are driven by the plurality of groups of rotating shafts, and the rotating directions of adjacent two groups of air conditioner filter screens are opposite, the relative flow between water and the air conditioner filter screens is promoted in the rotating process of the air conditioner filter screens, dust and impurities attached to the air conditioner filter screens are cleaned under the action of the impact force of water and a cleaning agent, the impact force of the water on the air conditioner filter screens is further promoted due to the fact that the rotation directions of the two adjacent air conditioner filter screens are opposite, the cleaning effect is improved, the second motor is turned off, the ultrasonic generator is turned on, the ultrasonic waves emitted by the ultrasonic generator promote the vibration of the water, dust on various dead corners of the air conditioner filter screens is cleaned by the water, the drain pipe is opened, water in a cleaning box cavity is discharged, the cleaning agent on the air conditioner filter screens is cleaned by clean water, the clamping devices are opened, the air conditioner filter screens are taken down, and the dust on the air conditioner filter screens is prevented from being manually cleaned, the labor intensity is reduced, the working efficiency is improved, the cleaning effect is good, and the practicability is high.

Preferably, the clamping device comprises a clamping plate, a screw rod, a handle and two groups of clamping blocks, the clamping plate is fixedly arranged on the rotating shaft, the screw rod is rotatably arranged on the clamping plate, the thread turning directions of the upper part and the lower part of the screw rod are opposite, the handle is fixedly arranged at the upper end of the screw rod, the two groups of clamping blocks are both arranged on the clamping plate in a vertically sliding manner, and the two groups of clamping blocks are respectively screwed with the upper part and the lower part of the screw rod; put the one end of air conditioner filter screen between two sets of grip blocks, then rotatory handle, the handle drives the screw rod rotatory, and rotatory screw rod makes two sets of grip blocks be close to each other, and it can to two sets of grip blocks with the air conditioner filter screen clamp tightly, and it has made things convenient for the centre gripping of air conditioner filter screen and has fixed, has improved the convenience in the use.

Preferably, the washing device is fixedly arranged on the cleaning box and comprises two groups of support plates, a water spraying pipe, a plurality of groups of spray heads, a flow guide pipe and a water pump, wherein the two groups of support plates are fixedly arranged at the upper end of the cleaning box; after the water that has mixed the cleaner passes through the drain pipe and discharges, open the water pump, make outside clear water pass through the water pump and get into water pump and spray pipe in proper order, later the clear water through multiunit shower nozzle spout on multiunit air conditioner filter screen, with on the multiunit air conditioner filter screen remaining cleaner wash clean can, it has avoided the manual work to wash the cleaner on the multiunit air conditioner filter screen, has reduced intensity of labour, has improved work efficiency.

Preferably, the washing machine also comprises a water inlet pipe and a filter screen, wherein the water inlet pipe is arranged at the upper part of the washing box, and the filter screen is arranged on the water inlet pipe; when the clear water is added into the cavity of the cleaning box, the clear water is added into the cavity of the cleaning box through the water inlet pipe, impurities in the clear water are filtered out by the filter screen, the clear water enters the cavity of the cleaning box to be cleaner, and the cleanness is improved.

Preferably, the device also comprises a base, wherein the base is fixedly arranged at the lower end of the bottom plate; through the arrangement, the cleanness of the bottom plate in the using process is improved.

Preferably, a cleaning port is formed in the cleaning box, and a cover plate is arranged outside the cleaning port; through the arrangement, the maintenance of the equipment in the cleaning box cavity is facilitated, and the convenience in the use process is improved.

Preferably, the water pump is provided with a reinforcing plate; through the arrangement, the firmness of the water pump in the using process is improved.

Compared with the prior art, the utility model has the beneficial effects that: firstly, a plurality of groups of air conditioner filter screens to be cleaned are clamped and fixed through clamping devices on a plurality of groups of rotating shafts, then clear water and a cleaning agent are added into a cavity of a cleaning box until the liquid level of the water is over the air conditioner filter screens, then a first motor is started and drives the rotating shafts to rotate, the rotating shafts drive two groups of helical blades to rotate, the two groups of helical blades rotate in opposite directions, so that the water in the cavity of the cleaning box is convected left and right by the rotating two groups of helical blades, the mixing of the cleaning agent and the water is promoted, then a second motor is started and drives a main shaft to rotate, the main shaft drives a plurality of groups of driving cone wheels to rotate, the plurality of groups of driving cone wheels drive a plurality of groups of driven cone wheels to rotate, the rotating directions of the adjacent two groups of driven cone wheels are opposite, the plurality of groups of driven cone wheels drive a plurality of groups of rotating shafts on the front side to rotate, then the plurality of groups of air conditioner filter screens are driven by the plurality of groups of rotating shafts, and the rotating directions of adjacent two groups of air conditioner filter screens are opposite, the relative flow between water and the air conditioner filter screens is promoted in the rotating process of the air conditioner filter screens, dust and impurities attached to the air conditioner filter screens are cleaned under the action of the impact force of water and a cleaning agent, the impact force of the water on the air conditioner filter screens is further promoted due to the fact that the rotation directions of the two adjacent air conditioner filter screens are opposite, the cleaning effect is improved, the second motor is turned off, the ultrasonic generator is turned on, the ultrasonic waves emitted by the ultrasonic generator promote the vibration of the water, dust on various dead corners of the air conditioner filter screens is cleaned by the water, the drain pipe is opened, water in a cleaning box cavity is discharged, the cleaning agent on the air conditioner filter screens is cleaned by clean water, the clamping devices are opened, the air conditioner filter screens are taken down, and the dust on the air conditioner filter screens is prevented from being manually cleaned, the labor intensity is reduced, the working efficiency is improved, the cleaning effect is good, and the practicability is high.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of a top view of the cleaning tank, the rotating shaft, the second motor, etc.;

FIG. 3 is a schematic view of the axial structure of the cleaning tank, the rotating shaft, the main shaft, etc.;

FIG. 4 is a schematic view of the structure of the clamping block, screw and clamping plate;

in the drawings, the reference numbers: 1. a base plate; 2. a cleaning tank; 3. a drain pipe; 4. a rotating shaft; 5. a helical blade; 6. a first motor; 7. an ultrasonic generator; 8. a rotating shaft; 9. a driven cone pulley; 10. driving the cone pulley; 11. a main shaft; 12. a fixing plate; 13. a second motor; 14. a splint; 15. a screw; 16. a handle; 17. a clamping block; 18. a support plate; 19. a water spray pipe; 20. a spray head; 21. a flow guide pipe; 22. a water pump; 23. a water inlet pipe; 24. a filter screen; 25. a base; 26. an air conditioner filter screen.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

The cleaning box 2 is fixedly arranged at the upper end of the bottom plate 1, a cavity is arranged inside the cleaning box 2, the upper end of the cleaning box 2 is provided with an opening, the drain pipe 3 is arranged at the lower part of the cleaning box 2, a valve is arranged on the drain pipe 3, the rotating shaft 4 is rotatably arranged on the cleaning box 2, two groups of helical blades 5 are respectively and fixedly arranged at the left part and the right part of the rotating shaft 4, the rotating directions of the two groups of helical blades 5 are opposite, the left end of the rotating shaft 4 is connected with the output end of the first motor 6, the first motor 6 is fixedly arranged on the bottom plate 1, the ultrasonic generator 7 is fixedly arranged on the cleaning box 2, the output end of the ultrasonic generator 7 is positioned in the cavity of the cleaning box 2, a plurality of groups of rotating shafts 8 are respectively and rotatably arranged at the front part and the rear part of the cleaning box 2, the two groups of rotating shafts 8 are coaxial, a plurality of groups of clamping devices are respectively and fixedly arranged on the plurality of groups of rotating shafts 8, a plurality of driven conical wheels 9 are respectively and fixedly arranged at the front end of the plurality of groups of rotating shafts 8 at the front side, the multiple groups of driven cone pulleys 9 are respectively meshed with the multiple groups of driving cone pulleys 10, two adjacent groups of driving cone pulleys 10 are installed in a left-right mirror mode, the multiple groups of driving cone pulleys 10 are all fixedly installed on a main shaft 11, the main shaft 11 is rotatably installed on a fixing plate 12, the fixing plate 12 is fixedly installed on a cleaning box 2, the left end of the fixing plate 12 is connected with the output end of a second motor 13, the second motor 13 is fixedly installed on the cleaning box 2, the clamping device comprises a clamping plate 14, a screw rod 15, a handle 16 and two groups of clamping blocks 17, the clamping plate 14 is fixedly installed on a rotating shaft 8, the screw rod 15 is rotatably installed on the clamping plate 14, the thread directions of the upper portion and the lower portion of the screw rod 15 are opposite, the handle 16 is fixedly installed at the upper end of the screw rod 15, the two groups of clamping blocks 17 are both slidably installed on the clamping plate 14 up and down, the two groups of clamping blocks 17 are respectively screwed with the upper portion and the lower portion of the screw rod 15, and the two groups of supporting plates 18 are both fixedly installed at the upper end of the cleaning box 2, the spray pipes 19 are fixedly arranged at the upper ends of the two groups of support plates 18, a plurality of groups of spray heads 20 are fixedly arranged on the spray pipes 19, the input ends of the groups of spray heads 20 are connected with the output ends of the spray pipes 19, the input ends of the spray pipes 19 are connected with the output end of the guide pipe 21, the input end of the guide pipe 21 is connected with the output end of the water pump 22, the water pump 22 is fixedly arranged on the cleaning box 2, the water inlet pipe 23 is arranged at the upper part of the cleaning box 2, the water inlet pipe 23 is provided with a filter screen 24, and the base 25 is fixedly arranged at the lower end of the bottom plate 1; firstly, the front part and the rear part of a plurality of groups of air-conditioning filter screens 26 to be cleaned are respectively placed between two groups of clamping blocks 17 on a plurality of groups of clamping plates 14, then a plurality of groups of handles 16 are rotated, the plurality of groups of rotating handles 16 drive a plurality of groups of screw rods 15 to rotate, so that the plurality of groups of air-conditioning filter screens 26 are clamped and fixed by the plurality of groups of clamping blocks 17, then clear water and a cleaning agent are added into a chamber of a cleaning box 2 until the liquid level of the water is over the air-conditioning filter screens 26, then a first motor 6 is started, the first motor 6 drives a rotating shaft 4 to rotate, the rotating shaft 4 drives two groups of helical blades 5 to rotate, because the rotating directions of the two groups of helical blades 5 are opposite, the two groups of helical blades 5 make the water in the chamber of the cleaning box 2 flow in a left-right convection manner, the mixing of the cleaning agent and the water is promoted, then a second motor 13 is started, the second motor 13 drives a main shaft 11 to rotate, the main shaft 11 drives a plurality of driving cone pulleys 10 to rotate, a plurality of driving cone pulleys 10 drive a plurality of driven cone pulleys 9 to rotate, the rotation directions of two adjacent groups of driven cone pulleys 9 are opposite, the multiple groups of driven cone pulleys 9 drive a plurality of groups of rotating shafts 8 on the front side to rotate, then the multiple groups of rotating shafts 8 drive a plurality of groups of air-conditioning filter screens 26 to rotate, the rotation directions of two adjacent groups of air-conditioning filter screens 26 are opposite, the relative flow between water and the multiple groups of air-conditioning filter screens 26 is promoted in the rotating process of the multiple groups of air-conditioning filter screens 26, dust and impurities attached to the multiple groups of air-conditioning filter screens 26 are cleaned under the action of the impact force of water and a cleaning agent, then the second motor 13 is closed, then the ultrasonic generator 7 is opened, the vibration of the water is promoted by ultrasonic waves emitted by the ultrasonic generator 7, the dust on various dead corners on the multiple groups of air-conditioning filter screens 26 is cleaned by the water, then the drain pipe 3 is opened to discharge the water in the cavity of the cleaning tank 2, then the water pump 22 is opened, and external clean water sequentially enters the water pump 22 and the water spray pipe 19 through the water pump 22, on later the clear water passes through multiunit shower nozzle 20 blowout multiunit air conditioner filter screen 26, wash the remaining cleaner on the multiunit air conditioner filter screen 26 clean, dust on can the self-cleaning multiunit air conditioner filter screen 26 has reduced intensity of labour, has improved work efficiency, and the cleaning performance is good moreover, and the practicality is high.

As shown in fig. 1 to 4, in the maintenance auxiliary device for the high-speed rail motor train unit, when in operation, the front and the rear parts of a plurality of groups of air-conditioning filter screens 26 to be cleaned are respectively placed between two groups of clamping blocks 17 on a plurality of groups of clamping plates 14, then a plurality of groups of handles 16 are rotated, the plurality of groups of rotating handles 16 drive a plurality of groups of screw rods 15 to rotate, so that the plurality of groups of air-conditioning filter screens 26 are clamped and fixed by the plurality of groups of clamping blocks 17, then clear water and a cleaning agent are added into a chamber of a cleaning box 2 until the liquid level of the water is over the air-conditioning filter screens 26, then a first motor 6 is turned on, the first motor 6 drives a rotating shaft 4 to rotate, the rotating shaft 4 drives two groups of helical blades 5 to rotate, and the two groups of helical blades 5 rotate in opposite directions, so that the two groups of helical blades 5 rotate to enable the water in the chamber of the cleaning box 2 to flow in a left-right direction, so as to promote the mixing of the cleaning agent and the water, then a second motor 13 is turned on, the second motor 13 drives the main shaft 11 to rotate, the main shaft 11 drives a plurality of groups of driving cone pulleys 10 to rotate, the plurality of groups of driving cone pulleys 10 drive a plurality of groups of driven cone pulleys 9 to rotate, the rotation directions of two adjacent groups of driven cone pulleys 9 are opposite, the plurality of groups of driven cone pulleys 9 drive a plurality of groups of rotating shafts 8 on the front side to rotate, then the plurality of groups of rotating shafts 8 drive a plurality of groups of air-conditioning filter screens 26 to rotate, the rotation directions of two adjacent groups of air-conditioning filter screens 26 are opposite, the relative flow between water and the plurality of groups of air-conditioning filter screens 26 is promoted in the rotating process of the plurality of groups of air-conditioning filter screens 26, dust and impurities attached to the plurality of groups of air-conditioning filter screens 26 are cleaned under the action of the impact force of water and a cleaning agent, then the second motor 13 is closed, then the ultrasonic generator 7 is opened, the ultrasonic wave emitted by the ultrasonic generator 7 promotes the vibration of the water, so that the dust on various dead angles on the plurality of groups of air-conditioning filter screens 26 is cleaned by the water, then the drain pipe 3 is opened, water in the cavity of the cleaning box 2 is discharged, then the water pump 22 is opened, external clean water sequentially enters the water pump 22 and the water spraying pipe 19 through the water pump 22, then the clean water is sprayed out to the multiple groups of air-conditioning filter screens 26 through the multiple groups of spray heads 20, and the residual cleaning agent on the multiple groups of air-conditioning filter screens 26 is washed clean.

According to the high-speed rail motor train unit overhauling auxiliary device, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the auxiliary device can be implemented as long as the beneficial effects of the auxiliary device can be achieved; the helical blade 5, the ultrasonic generator 7, the screw 15, the clamping block 17, the water pump 22 and the filter screen 24 of the high-speed rail motor train unit overhauling auxiliary device are purchased from the market, and technicians in the industry only need to install and operate according to the attached operating instructions without creative labor of the technicians in the field.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (7)

1. A high-speed rail motor train unit overhauling auxiliary device is characterized by comprising a bottom plate (1), a cleaning box (2), a drain pipe (3), a rotating shaft (4), two groups of spiral blades (5), a first motor (6), an ultrasonic generator (7), a plurality of groups of rotating shafts (8), a plurality of groups of driven cone pulleys (9), a driving cone pulley (10), a main shaft (11), a fixing plate (12), a second motor (13) and a plurality of groups of clamping devices, wherein the cleaning box (2) is fixedly arranged at the upper end of the bottom plate (1), a cavity is arranged inside the cleaning box (2), the upper end of the cleaning box (2) is provided with an opening, the drain pipe (3) is arranged at the lower part of the cleaning box (2), a valve is arranged on the drain pipe (3), the rotating shaft (4) is rotatably arranged on the cleaning box (2), the two groups of spiral blades (5) are respectively and fixedly arranged at the left part and the right part of the rotating shaft (4), the rotating directions of the two groups of helical blades (5) are opposite, the left end of the rotating shaft (4) is connected with the output end of a first motor (6), the first motor (6) is fixedly arranged on the bottom plate (1), the ultrasonic generator (7) is fixedly arranged on the cleaning box (2), the output end of the ultrasonic generator (7) is positioned in the cavity of the cleaning box (2), a plurality of groups of rotating shafts (8) are respectively and rotatably arranged at the front part and the rear part of the cleaning box (2), the two groups of rotating shafts (8) at the front part and the rear part are coaxial, a plurality of groups of clamping devices are respectively and fixedly arranged on the plurality of groups of rotating shafts (8), a plurality of groups of driven conical wheels (9) are respectively and fixedly arranged at the front ends of the plurality of groups of rotating shafts (8) at the front side, a plurality of groups of driven conical wheels (9) are respectively meshed with a plurality of groups of driving conical wheels (10), the adjacent two groups of driving conical wheels (10) are arranged in a left mirror image and right mode, and a plurality of driving conical wheels (10) are all fixedly arranged on the main shaft (11), the main shaft (11) is rotatably arranged on the fixing plate (12), the fixing plate (12) is fixedly arranged on the cleaning box (2), the left end of the fixing plate (12) is connected with the output end of the second motor (13), and the second motor (13) is fixedly arranged on the cleaning box (2).

2. The high-speed rail motor train unit overhauling auxiliary device as recited in claim 1, wherein the clamping device comprises a clamping plate (14), a screw rod (15), a handle (16) and two sets of clamping blocks (17), the clamping plate (14) is fixedly installed on the rotating shaft (8), the screw rod (15) is rotatably installed on the clamping plate (14), the thread directions of the upper portion and the lower portion of the screw rod (15) are opposite, the handle (16) is fixedly installed at the upper end of the screw rod (15), the two sets of clamping blocks (17) are both vertically slidably installed on the clamping plate (14), and the two sets of clamping blocks (17) are respectively screwed with the upper portion and the lower portion of the screw rod (15).

3. The overhaul auxiliary device for the high-speed rail motor train unit as claimed in claim 1, further comprising a flushing device, wherein the flushing device is fixedly installed on the cleaning box (2), the flushing device comprises two groups of support plates (18), a water spray pipe (19), a plurality of groups of spray heads (20), a guide pipe (21) and a water pump (22), the two groups of support plates (18) are both fixedly installed at the upper end of the cleaning box (2), the water spray pipe (19) is fixedly installed at the upper end of the two groups of support plates (18), the plurality of groups of spray heads (20) are both fixedly installed on the water spray pipe (19), the input ends of the plurality of groups of spray heads (20) are both connected with the output end of the water spray pipe (19), the input end of the water spray pipe (19) is connected with the output end of the guide pipe (21), the input end of the guide pipe (21) is connected with the output end of the water pump (22), and the water pump (22) is fixedly installed on the cleaning box (2).

4. The high-speed rail motor train unit overhauling auxiliary device as set forth in claim 1, further comprising a water inlet pipe (23) and a filter screen (24), wherein the water inlet pipe (23) is installed at the upper part of the cleaning tank (2), and the filter screen (24) is arranged on the water inlet pipe (23).

5. The overhaul auxiliary device for the high-speed rail motor train unit as claimed in claim 1, further comprising a base (25), wherein the base (25) is fixedly installed at the lower end of the bottom plate (1).

6. The overhaul auxiliary device for the high-speed rail motor train unit as claimed in claim 1, wherein a cleaning port is arranged on the cleaning tank (2), and a cover plate is arranged outside the cleaning port.

7. The overhaul auxiliary device for the high-speed railway motor train unit as claimed in claim 1, wherein a reinforcing plate is arranged on the water pump (22).

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