阅读说明：本技术 轨道车辆检修淋雨装置和方法 (Rain-showering device and method for railway vehicle maintenance ) 是由 孙成慧 岳刚 赵德顺 康海涛 党鹏飞 于 2021-07-20 设计创作，主要内容包括：本发明提供了一种轨道车辆检修淋雨装置和方法。其中,轨道车辆检修淋雨装置包括：框架,框架的对接侧可与车体靠近待测门窗的部分贴合；移动机构,移动机构与框架连接,并能够驱动控制框架横向和纵向移动,以驱动对接侧与车体靠近待测门窗的部分贴合；喷淋机构,喷淋机构设置在框架内,并能够通过对接侧向待测门窗喷水；水箱,水箱设置在框架的底部,并与喷淋机构连通,以向喷淋机构供水。本发明解决了现有技术中的轨道车辆淋雨试验费时费力的问题。(The invention provides a rain-showering device and a rain-showering method for railway vehicle maintenance. Wherein, rail vehicle overhauls rain device includes: the butt joint side of the frame can be attached to the part, close to the door and window to be detected, of the vehicle body; the moving mechanism is connected with the frame and can drive and control the frame to move transversely and longitudinally so as to drive the butt joint side to be attached to the part, close to the door and window to be detected, of the vehicle body; the spraying mechanism is arranged in the frame and can spray water to the door and window to be detected through the butt joint side; and the water tank is arranged at the bottom of the frame and is communicated with the spraying mechanism so as to supply water to the spraying mechanism. The invention solves the problem that the rain test of the rail vehicle in the prior art is time-consuming and labor-consuming.)

1. A rail vehicle overhauls rain device, its characterized in that includes:

the butt joint side of the frame (10) can be attached to the part, close to the door and window (70) to be tested, of the vehicle body;

the moving mechanism (20) is connected with the frame (10) and can drive and control the frame (10) to move transversely and longitudinally so as to drive the butt joint side to be attached to the part, close to the door and window (70) to be detected, of the vehicle body;

the spraying mechanism is arranged in the frame (10) and can spray water to the door and window (70) to be detected through the butt joint side;

a water tank (40), the water tank (40) being disposed at the bottom of the frame (10) and communicating with the spray mechanism to supply water to the spray mechanism.

2. The rail vehicle maintenance and rain device according to claim 1, wherein the number of the spraying mechanisms is multiple, and multiple spraying areas formed by the spraying mechanisms are overlapped and expanded with each other and cover the whole door and window (70) to be tested.

3. The rail vehicle overhauling and raining device according to claim 1, wherein the pressure stability output of the spraying mechanism is 0.1MPa-0.3MPa, and the distance between the spraying mechanism and the surface of the door and window (70) to be tested is not more than 1.5 m.

4. The rail vehicle service rain unit of claim 1, wherein the spray mechanism comprises:

a water pump (31), the water pump (31) being disposed within the water tank (40);

a bracket (32), wherein the bracket (32) is movably arranged in the frame (10) and can adjust the distance between the bracket and the butt joint side;

the spray head (33) is arranged on the bracket (32) and faces the butt joint side, and the spray head (33) is communicated with the water pump (31) through a spray pipeline (37);

a pressure reducing valve (34);

a pressure gauge (35);

the pressure stabilizing tank (36), the pressure reducing valve (34), the pressure gauge (35) and the pressure stabilizing tank (36) are all arranged on the spraying pipeline (37).

5. A rail vehicle service raining installation according to claim 4, wherein the bottom surface of the water tank (40) is arranged obliquely and forms a high zone and a low zone, the water pump (31) is arranged in the high zone, the rail vehicle service raining installation further comprising a decontamination line located in the low zone for removing impurities precipitated in the low zone.

6. The rail vehicle service rain apparatus of claim 1, further comprising a timing mechanism electrically connected to the spray mechanism and capable of monitoring a spray time of the spray mechanism.

7. The rail vehicle service rainer of claim 1, further comprising a circulation mechanism connected to the frame (10) and directing and collecting spray water sprayed by the spray mechanism into the tank (40).

8. A railway vehicle service rainer as claimed in claim 7, wherein said circulation mechanism includes a waterproof cover (61), said waterproof cover (61) is provided outside said frame (10), and said waterproof cover (61) is provided on both the periphery side and the top side of said frame (10) except said abutting side, the bottom of said waterproof cover (61) abuts said tank (40), and shower water flows into said tank (40) through said waterproof cover (61).

9. The rail vehicle maintenance and rain device according to claim 7, wherein the circulating mechanism comprises a water collecting plate (62), the water collecting plate (62) is obliquely arranged at the bottom of the frame (10), one side of the water collecting plate (62) with a higher height extends into the lower part of the door and window (70) to be tested, one side of the water collecting plate (62) with a lower height extends into the water tank (40), and the water collecting plate guides the spray water flowing down from the door and window (70) to be tested to enter the water tank (40).

10. A rail vehicle service raining installation according to claim 7, wherein the tank (40) is open at the top, a filter structure is provided in the tank (40) and/or the tank (40) at the top, and the circulation mechanism guides and collects the spray water to the filter structure, and the spray water enters the tank (40) after being filtered by the filter structure.

11. A rail vehicle service raining installation according to claim 1, wherein the moving mechanism (20) comprises:

the transverse moving mechanism drives the frame (10) to approach or separate from the door and window (70) to be detected along the direction vertical to the length of the vehicle track;

the longitudinal moving mechanism drives the frame (10) to move between different doors and windows (70) to be tested along the length direction of the vehicle track;

the height moving mechanism drives the spraying mechanism to move up and down, and at least one of the transverse moving mechanism, the longitudinal moving mechanism and the height moving mechanism is provided with a limiting structure and/or a parking braking structure.

12. A rail vehicle service raining method, characterized in that the rail vehicle service raining apparatus of any one of claims 1 to 11 is used, the rail vehicle service raining method comprising:

adjusting the position of a frame (10) through a moving mechanism (20) of the railway vehicle overhauling and raining device, and enabling the butt joint side of the frame (10) to be in butt joint with the outer edge of a door and window (70) to be tested;

starting a spraying mechanism, and spraying the door and window (70) to be tested by the spraying mechanism for a preset time;

after spraying, stop spray the mechanism, through moving mechanism (20) adjustment the position of frame (10), and make frame (10) and the door and window (70) separation that awaits measuring that experimental was accomplished to move next door and window (70) department that awaits measuring and next door and window (70) butt joint that awaits measuring.

13. The rail vehicle service rain method according to claim 12, wherein when the frame (10) is adjusted in position so that the frame (10) is in abutting joint with the outer edge of the door window (70) to be tested,

controlling a longitudinal moving mechanism to enable the butt joint side of the frame (10) to align with the door and window (70) to be tested along the length direction of the vehicle track, and applying parking brake through a parking brake mechanism;

controlling a height moving mechanism to enable the butt joint side of the frame (10) to be lifted or lowered to a preset height, and locking through a self-locking mechanism;

and controlling the transverse moving mechanism to enable the frame (10) to be close to the door and window (70) to be tested along the direction vertical to the length of the vehicle track, and to be attached to the outer edge of the door and window (70) to be tested, and positioning and locking are carried out through the locking mechanism.

14. The rail vehicle service rain method according to claim 13, wherein, when controlling the height moving mechanism,

if the rail vehicle is in a straight standard rail working condition, 1100-1300mm of distance between the floor surface and the vehicle rail surface is adjusted;

if the rail vehicle is in the working condition of the elevated rail, adjusting the distance between the floor surface and the rail surface of the vehicle to be about 2200 and 2400 mm;

if the rail vehicle is in the working condition of the trolley, the distance between the floor surface and the rail surface of the vehicle is adjusted to be about 1500-1700 mm.

15. The rail vehicle service rain method according to claim 12, wherein when the spraying mechanism sprays the door window (70) to be tested for a predetermined time,

if the rain leakage condition of the door and window (70) to be detected occurs within the preset time, stopping the spraying mechanism, and repairing the rain leakage point;

if the rain leakage condition does not occur in the door and window (70) to be tested within the preset time, the rain test of the door and window (70) to be tested is qualified.

Technical Field

The invention relates to the technical field of railway vehicle maintenance, in particular to a rain-showering device and method for railway vehicle maintenance.

Background

At present, urban rail transit vehicles basically do not carry out overhaul related work (including but not limited to basic production organizations such as equipment disassembly, cleaning and assembly, and simultaneously carry out static debugging, dynamic debugging, small curve tests, rain tests and other related tests) in a host factory, and independent and special single-vehicle rain stand positions (realizing rain tests of windows and doors of a passenger room, a door of a driver's cab or an escape door) and whole-column rain stand positions (realizing rain tests of a through passage) cannot be configured.

In order to complete the related work such as a rain test, the conventional train cleaning machine is modified, the train cleaning machine is used in time by time under the condition of not delaying the normal cleaning of the train, and the requirement that the train is drenched according to the length of 13m is met (a single train and a whole through passage are not distinguished), but the method gradually exposes corresponding defects in practical application:

the train is produced in different places and owner places, and in the first train trial repair process, the train is scheduled by major repair companies, operation companies and plant areas, the train is scheduled by an operation library to be pulled to a train cleaning machine (rain) station for at least more than 1h from the beginning of a rain test to the real beginning of pulling the train for at least more than 2h, and the rain test is started to be ended for at least more than 3h after the train is in place. According to project maintenance contents, the whole train is taken as a unit to perform rain-spraying on a cab door, an emergency escape door, a passenger room window, a passenger room door, a roof air conditioner, a through passage and the like, finally, a rain-spraying test is performed on a main site, the time lasts for at least 1 day under the condition of no abnormality, after the rain-leakage abnormality occurs on the passenger room door, the emergency escape door and the cab door, the second rain-spraying test is applied after the abnormality is repaired or eliminated, all processes and time nodes are repeated for one time, the time lasts for 1 day, and if the rain-leakage abnormality still occurs on the second time, the third order regulation application needs to be performed on the rain-spraying test. The process is short for one day and more for several days, which is time-consuming and labor-consuming.

In the first train inspection and repair process, rain leakage of vehicles is mainly concentrated on doors of a driver cab, an emergency escape door and doors of a passenger room, particularly doors of the passenger room, for example, in the existing railway vehicle, the number of the passenger room is 4, 6 trains are provided, and the total is as follows: 48 doors, 4 cab doors, a passenger room door (the width is 1400mm and the height is 2000mm) and a passenger room window (the height is 918mm and the width is 1600mm), the passenger room doors and the cab doors are large in number and have many hidden dangers. Therefore, a rain test method which can be used for carrying out rain on the whole train more quickly and conveniently is needed.

Disclosure of Invention

The invention mainly aims to provide a rain inspection device and a rain inspection method for a railway vehicle, and aims to solve the problem that a rain test of the railway vehicle in the prior art is time-consuming and labor-consuming.

In order to achieve the above object, according to one aspect of the present invention, there is provided a rail vehicle service rain apparatus comprising: the butt joint side of the frame can be attached to the part, close to the door and window to be detected, of the vehicle body; the moving mechanism is connected with the frame and can drive and control the frame to move transversely and longitudinally so as to drive the butt joint side to be attached to the part, close to the door and window to be detected, of the vehicle body; the spraying mechanism is arranged in the frame and can spray water to the door and window to be detected through the butt joint side; and the water tank is arranged at the bottom of the frame and is communicated with the spraying mechanism so as to supply water to the spraying mechanism.

Further, spray the mechanism and be a plurality of, each sprays and overlaps the extension each other between the a plurality of spray regions that the mechanism formed to cover whole door and window that awaits measuring.

Further, the pressure stability output of the spraying mechanism is 0.1MPa-0.3MPa, and the distance between the spraying mechanism and the surface of the door and window to be measured is not more than 1.5 m.

Further, the spraying mechanism includes: the water pump is arranged in the water tank; the bracket is movably arranged in the frame and can adjust the distance between the bracket and the butt joint side; the spray head is arranged on the bracket and faces the butt joint side, and the spray head is communicated with the water pump through a spray pipeline; a pressure reducing valve; a pressure gauge; the pressure stabilizing tank, the pressure reducing valve, the pressure gauge and the pressure stabilizing tank are all arranged on the spraying pipeline.

Further, the bottom surface slope of water tank sets up to form high district and low district, the water pump setting is in high district, and rail vehicle overhauls rain device still includes the scrubbing pipeline, and the scrubbing pipeline is located low district, in order to be used for detaching the impurity that low district deposits.

Further, the railway vehicle overhauling and rain-spraying device further comprises a timing mechanism, wherein the timing mechanism is electrically connected with the spraying mechanism and can monitor the spraying time of the spraying mechanism.

Further, the rain device for railway vehicle overhaul further comprises a circulating mechanism, wherein the circulating mechanism is connected with the frame and guides and collects spraying water sprayed by the spraying mechanism into the water tank.

Further, circulation mechanism includes the buckler, and the buckler cover is established in the frame outside, and the frame all is provided with the buckler except that week side and the top side of butt joint side, and the bottom and the water tank butt joint of buckler, and the shower water flows into to the water tank in via the buckler.

Further, circulation mechanism includes the water-collecting sheet, and the water-collecting sheet slope sets up in the bottom of frame, and the higher one side of water-collecting sheet height stretches into the below to the door and window that awaits measuring, and the lower one side of water-collecting sheet height stretches into to the water tank to the shower water that the guide door and window that awaits measuring flowed down gets into the water tank.

Furthermore, the top opening of water tank, the top opening side of water tank and/or be provided with filtration in the water tank, circulation mechanism collects the shower water guide to filtration to get into the water tank after filtration.

Further, the moving mechanism includes: the transverse moving mechanism drives the frame to approach or depart from the door and window to be detected along the direction vertical to the length of the vehicle track; the longitudinal moving mechanism drives the frame to move among different doors and windows to be tested along the length direction of the vehicle track; the height moving mechanism drives the spraying mechanism to move up and down, and at least one of the transverse moving mechanism, the longitudinal moving mechanism and the height moving mechanism is provided with a limiting structure and/or a parking braking structure.

According to another aspect of the invention, a rail vehicle overhauling and raining method is provided, and by adopting the rail vehicle overhauling and raining device, the rail vehicle overhauling and raining method comprises the following steps: adjusting the position of the frame through a moving mechanism of the railway vehicle overhauling and showering device, and enabling the butt joint side of the frame to be in fit butt joint with the outer edge of the door and window to be tested; starting a spraying mechanism, and spraying the door and window to be tested by the spraying mechanism for a preset time; and after the spraying is finished, stopping the spraying mechanism, adjusting the position of the frame through the moving mechanism, separating the frame from the tested door and window to be tested, and moving to the next door and window to be tested to be in butt joint with the next door and window to be tested.

Further, when the position of the frame is adjusted to enable the frame to be in fit butt joint with the outer edge of the door window to be tested, the longitudinal moving mechanism is controlled to enable the butt joint side of the frame to be aligned with the door window to be tested along the length direction of the vehicle track, and parking braking is applied through the parking braking mechanism; controlling the height moving mechanism to enable the butt joint side of the frame to be lifted or lowered to a preset height, and locking through the self-locking mechanism; and controlling the transverse moving mechanism to enable the frame to be close to the door and window to be tested along the direction vertical to the length of the vehicle track, to be attached to the outer edge of the door and window to be tested, and to be positioned and locked through the locking mechanism.

Further, when the height moving mechanism is controlled, if the rail vehicle is in a straight standard rail working condition, 1100-1300mm of distance between the floor surface and the vehicle rail surface is adjusted; if the rail vehicle is in the working condition of the elevated rail, adjusting the distance between the floor surface and the rail surface of the vehicle to be about 2200 and 2400 mm; if the rail vehicle is in the working condition of the trolley, the distance between the floor surface and the rail surface of the vehicle is adjusted to be about 1500-1700 mm.

Further, when the spraying mechanism sprays the door and window to be detected for a preset time, if the rain leakage condition of the door and window to be detected occurs in the preset time, the spraying mechanism is stopped, and the rain leakage point is repaired; if the rain leakage condition does not occur to the door and window to be tested within the preset time, the rain test of the door and window to be tested is qualified.

By applying the technical scheme of the invention, the device suitable for carrying out the rain test on the single door and window is formed through the arrangement mode, specifically, the moving mechanism can control the driving frame to move, so that the frame can be moved to the position of the door and window to be tested for carrying out the rain test according to the requirement, therefore, the rail vehicle can be free from moving, the rain device can be overhauled by moving the rail vehicle, and meanwhile, the spraying mechanism is arranged in the frame and can spray water to the door and window to be tested which is butted and jointed with the frame through the butt joint side of the opening of the frame, so that the water spraying is carried out, and the rain test on the door and window to be tested is realized. The above-mentioned mode of setting up makes rail vehicle overhaul rain device have stronger adaptability, and rail vehicle need not to carry out the platform position conversion, can carry out position conversion and adjustment to rail vehicle overhaul rain device according to the actual position of overhauing vehicle and door window, door to avoided applying for the time of transferring order and the extravagant of lengthy wait, guaranteed that urban rail overhauls the vehicle and can deliver as scheduled when guaranteeing the quality. And the rain device for railway vehicle maintenance is not limited by basic configurations such as water feeding and water discharging of a production site where the vehicle to be maintained is located, no additional pressurization measure is needed, only the vehicle maintenance site is needed, and basic civil or industrial water feeding and water discharging can be carried out without generating industrial waste, and the industrial waste can be directly discharged into corresponding pipelines after the factory sewage treatment.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 shows a schematic structural view of a railway vehicle service rain gear of the present invention;

FIG. 2 shows a side view of FIG. 1;

FIG. 3 shows a cross-sectional view of FIG. 2;

FIG. 4 is a schematic view showing the spray head of the railway vehicle maintenance and rain device in FIG. 1 spraying on the door and window to be tested;

fig. 5 shows a schematic piping diagram of the spray mechanism of the rail vehicle service rain arrangement of fig. 1.

Wherein the figures include the following reference numerals:

10. a frame; 20. a moving mechanism; 31. a water pump; 32. a support; 33. a spray head; 34. a pressure reducing valve; 35. a pressure gauge; 36. a surge tank; 37. a spray pipeline; 40. a water tank; 50. a water return pipeline; 61. a waterproof cover; 62. a water collection plate; 70. and (5) the door and window to be tested.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

It is noted that, unless otherwise indicated, 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 application belongs.

In the present invention, unless specified to the contrary, use of the terms of orientation such as "upper, lower, top, bottom" or the like, generally refer to the orientation as shown in the drawings, or to the component itself in a vertical, perpendicular, or gravitational orientation; likewise, for ease of understanding and description, "inner and outer" refer to the inner and outer relative to the profile of the components themselves, but the above directional words are not intended to limit the invention.

The invention provides a rain-spraying device and a rain-spraying method for railway vehicle overhaul, aiming at solving the problem that the rain-spraying test of a railway vehicle in the prior art is time-consuming and labor-consuming. The door and window 70 to be tested of the embodiment can select the vehicle door or the vehicle window which needs to be subjected to the rain test according to the requirement.

The rain device for overhauling the rail vehicle as shown in fig. 1 to 5 comprises a frame 10, a moving mechanism 20, a spraying mechanism and a water tank 40, wherein the butt joint side of the frame 10 can be attached to the part, close to a door window 70 to be tested, of a vehicle body; the moving mechanism 20 is connected with the frame 10 and can drive and control the frame 10 to move transversely and longitudinally so as to drive the butt joint side to be jointed with the part of the vehicle body close to the door window 70 to be tested; the spraying mechanism is arranged in the frame 10 and can spray water to the door and window 70 to be tested through the butt joint side; a water tank 40 is provided at the bottom of the frame 10 and communicates with the spray mechanism to supply water to the spray mechanism.

This embodiment is through above-mentioned mode of setting up, form and be applicable to the device that carries out the rain test to single door and window, particularly, moving mechanism 20 can control drive frame 10 and remove, thereby make frame 10 can remove as required to the door and window 70 department that awaits measuring that carries out the rain test, like this, rail vehicle itself can need not remove, overhaul the rain device through removing rail vehicle can, spray the mechanism simultaneously in frame 10, can spray water on the door and window 70 that awaits measuring of frame 10 open-ended butt joint side direction frame 10 butt joint laminating, thereby spray water, realize the rain test to door and window 70 that awaits measuring. The above-mentioned mode of setting up makes rail vehicle overhaul rain device have stronger adaptability, and rail vehicle need not to carry out the platform position conversion, can carry out position conversion and adjustment to rail vehicle overhaul rain device according to the actual position of overhauing vehicle and door window, door to avoided applying for the time of transferring order and the extravagant of lengthy wait, guaranteed that urban rail overhauls the vehicle and can deliver as scheduled when guaranteeing the quality. And the rain device for railway vehicle maintenance is not limited by basic configurations such as water feeding and water discharging of a production site where the vehicle to be maintained is located, no additional pressurization measure is needed, only the vehicle maintenance site is needed, and basic civil or industrial water feeding and water discharging can be carried out without generating industrial waste, and the industrial waste can be directly discharged into corresponding pipelines after the factory sewage treatment.

It should be noted that the rail vehicle inspection and rain test device of the present embodiment may be used for a rain test of a vehicle door, and may also be used for a rain test of a vehicle window, so that the door and window 70 to be tested in the present embodiment may be specifically a vehicle door or a vehicle window, and during the test, the vehicle door or the vehicle window may be selectively tested according to actual needs.

In this embodiment, the number of the spraying mechanisms is plural, and a plurality of spraying areas formed by the spraying mechanisms are overlapped and expanded with each other and cover the whole door/window 70 to be tested. Specifically, as shown in fig. 3, the spraying mechanism of the present embodiment includes a holder 32 and a spray head 33, wherein the holder 32 is movably disposed in the frame 10 and can adjust a distance from the docking side, and the spray head 33 is disposed on the holder 32. In the embodiment, 3 sets of brackets 32 are provided, each set of bracket 32 comprises 4 groups of spray heads 33, the distance between every two spray heads 33 is 500mm, and the spray areas of two adjacent spray heads 33 are overlapped, as shown in fig. 4, the overlapping refers to radial expansion between the circular spray areas formed by the spray heads 33, so that the spray areas formed by a plurality of spray heads 33 are enlarged, and no spray blind area exists, so that the whole vehicle door or vehicle window is covered. The distance between the sets of the supports 32 in the embodiment 3 is 800mm, the distance between the two adjacent spray heads 33 in the corresponding positions has no spraying blind area, the pressure stability output of the spraying mechanism is 0.1MPa-0.3MPa, the distance between the spraying mechanism and the surface of the door and window 70 to be tested is not more than 1.5m, and the rain requirement of the door and window of the passenger room is met while the door and the door of the passenger room are in rain. The set number, parameters and the like can be adjusted according to actual conditions.

As shown in fig. 5, the spraying mechanism of the present embodiment includes, in addition to the above-mentioned bracket 32 and the spray head 33, a water pump 31, a pressure reducing valve 34, a pressure gauge 35 and a surge tank 36, the water pump 31 is disposed in a water tank 40, the spray head 33 faces the butt side for spraying water to the vehicle door or the vehicle window, and the spray head 33 and the bracket 32 move synchronously, so that the distance between the spray head 33 and the vehicle door or the vehicle window can be adjusted by adjusting the position of the bracket 32. The spray head 33 is communicated with the water pump 31 through a spray pipeline 37, the pressure reducing valve 34, the pressure gauge 35 and the pressure stabilizing tank 36 are all arranged on the spray pipeline 37, and parameters such as pressure of water flow are controlled and monitored so as to ensure that a rain test meets test requirements.

In the present embodiment, the bottom surface of the water tank 40 is obliquely disposed and forms a high place and a low place, the low place is disposed in parallel with the length direction of the vehicle rail, and both the high place and the low place are formed with a slope in the direction of the vehicle rail, so that impurities such as dust, particles, etc. deposited to the bottom of the water tank 40 are naturally deposited at the low place under the influence of the slope and self-gravity. The lateral wall of the low section is provided with a drain outlet, and impurities deposited on the low section can be removed from the water tank 40 through the drain outlet. Meanwhile, the rain device for railway vehicle maintenance further comprises a decontamination pipeline, the decontamination pipeline is located in the low section, and a ball valve for controlling on-off is arranged on the decontamination pipeline, so that when impurities are discharged, the low section is flushed with water through the decontamination pipeline, and the impurities precipitated in the low section are removed under the combined action of tools such as a broom and the like, and the effect of auxiliary pollution discharge is achieved. In order to guarantee that water pump 31 can not receive influences such as impurity when drawing water, this embodiment sets up water pump 31 in high district, and like this, the clear water in high district can be used for spraying the experiment, avoids the impurity in low district to produce harmful effects to spraying the mechanism.

This embodiment satisfies the user demand for the rain among the effective control water tank 40, sets up the lowest order, the highest order of water tank 40 water level, according to the degree of depth of actual water level, carries out the moisturizing suggestion, and the water level in the water tank 40 is higher than the suggestion lowest order, can satisfy long-time rain demand, need not to add water in addition. The running water pipe joint is configured on the production site foundation where the maintenance vehicle is located, additional pressurization measures are not needed, and the running water pipe joint enters the water tank 40 through the water feeding pipe after being filtered, has a self-locking function with a running water faucet or a water supply port interface and keeps stable. The water pipe is provided with protective measures.

The spraying mechanism of this embodiment still is provided with return water pipeline 50, and return water pipeline 50 communicates with spraying pipeline 37 for in the water tank 40 is flowed back through return water pipeline 50 with the spray water in the spraying pipeline 37 when spraying the end, be provided with the ball valve on return water pipeline 50 for the break-make of control return water pipeline 50 is closed with return line when spraying the operation.

The rail vehicle overhauling and rain-drenching device of the embodiment further comprises a timing mechanism, the timing mechanism is electrically connected with the spraying mechanism, the spraying time of the spraying mechanism can be monitored, the timing function that the rain-drenching of the vehicle door and the vehicle window starts is realized, and the working requirements that routine tests are not less than 5min and pattern tests are not less than 15min are met. The timing mechanism can adopt components such as a timer and the like as required, the test time can be manually adjusted, and the whole device automatically stops raining after the time is up.

In this embodiment, rail vehicle overhauls rain device still includes circulation mechanism, and circulation mechanism is connected with frame 10, and circulation mechanism can guide, collect the shower water that sprays at door, door window surface and splash, and collect to the water tank 40 in with its guide, thereby realize the cyclic utilization of shower water, cooperate the aforementioned high place and the mode of setting up in low place, handle the shower water that the circulation was collected, make the circulating water satisfy the experimental requirement of drenching with rain.

Specifically, as shown in fig. 1 to 3, the circulation mechanism includes a waterproof cover 61, the waterproof cover 61 is provided outside the frame 10, and the frame 10 is provided with the waterproof cover 61 on both the peripheral side and the top side except the abutting side, that is, only the abutting side and the bottom side of the frame 10 are not provided with the waterproof cover 61, and the bottom of the waterproof cover 61 abuts against the water tank 40. Thus, according to the curved surface of the body of the vehicle to be drenched with rain, particularly the curved surface of the body near the door window area, the waterproof cover 61 on the top side limits the upward spreading of the spray water from the upper side of the door or the window, and the waterproof cover 61 on the peripheral side collects and guides the spray water splashed from the left side and the right side of the door or the window, so that the spray water is guided by the waterproof cover 61, the spray water splashed on the waterproof cover 61 flows downwards along the waterproof cover 61 into the water tank 40 for recycling, meanwhile, the waterproof cover 61 can also prevent the spreading of water mist in the spraying process, and the waterproof cover 61 and the body are in soft contact, so that the damage of the device to the body can be avoided.

Because the waterproof cover 61 can only collect the sprayed and splashed water, and the spray water attached to the vehicle body cannot be collected by the waterproof cover 61, therefore, in addition to the waterproof cover 61, the circulating mechanism of the embodiment further comprises a water collecting plate 62, the water collecting plate 62 is obliquely arranged at the bottom of the frame 10, the higher side of the water collecting plate 62 extends to the lower side of the door and window 70 to be tested, and the lower side of the water collecting plate 62 extends to the water tank 40, so that the spray water attached to the vehicle body, the vehicle door and the vehicle window flows onto the water collecting plate 62 along the vehicle body, and enters the water tank 40 under the guidance of the oblique water collecting plate 62. The water collection sheet 62 and the waterproof cover 61 act together to effectively collect the spray water of each part, so that the spray water is fully recycled.

Since the upper portion of the water tank 40 of the present embodiment is open, the lower side of the water collection sheet 62 and the bottom of the waterproof cover 61 are all in contact with the upper opening of the water tank 40. Meanwhile, the embodiment is provided with a filtering structure in the upper opening side of the water tank 40 and the water tank 40, specifically, the water tank 40 is provided with filter cotton, the opening is provided with a filter screen, the water collecting plate 62 and the waterproof cover 61 of the circulating mechanism guide and collect the spray water onto the filter screen, and the spray water enters the water tank 40 after being filtered by the filter screen, so that impurities such as dust and particles in a rain test are prevented from entering the water tank 40. To the impurity that enters into in the water tank 40, clear away under the effect of water tank 40 bottom surface height setting and scrubbing pipeline to effectively avoided the influence of impurity to the shower water, guaranteed the quality of shower water in the water tank 40. Of course, the opening of the water tank 40 may be disposed at other positions, and the filtering structure may also adopt other components having filtering function, and the specific number, the disposition position, etc. of the arrangement may be adjusted accordingly.

In this embodiment, the moving mechanism 20 includes a transverse moving mechanism, a longitudinal moving mechanism and a height moving mechanism, the transverse moving mechanism drives the frame 10 to approach or depart from the door/window 70 to be tested along the direction perpendicular to the length of the vehicle track, and is matched with the locking mechanism, and when the transverse moving mechanism drives the frame 10 to move transversely in place, the locking mechanism is used for positioning and locking; the longitudinal moving mechanism drives the frame 10 to move between different doors and windows 70 to be tested along the length direction of the vehicle track and is matched with the parking brake mechanism, and when the longitudinal moving mechanism drives the frame 10 to drive the frame 10 to move in place longitudinally, parking brake is applied through the parking brake mechanism; the height moving mechanism drives the spraying mechanism to move up and down and is matched with the self-locking mechanism, and when the height moving mechanism drives the frame 10 to move up and down in place, the self-locking mechanism is used for locking. At least one of the transverse moving mechanism, the longitudinal moving mechanism and the height moving mechanism is provided with a limiting structure.

Specifically, vertical moving mechanism passes through wired controller, realizes the effect of preceding removal, backward removal and parking braking, through preceding, backward removal, realizes the holistic position change of device, and the arrangement of the door or the door window that drenches the rain experiment as required drives the device, realizes the position conversion. The power supply of the longitudinal moving mechanism can be led from a vehicle-mounted storage battery, the vehicle-mounted storage battery meets the cruising ability of more than 4h, and traction and parking braking are carried out by supplying power to the storage battery. The running speed of the longitudinal moving mechanism is 2-5 km/h, the turning radius is R2m, the climbing capacity is more than or equal to 6% of full load and more than or equal to 8% of no load, an operator can operate on the equipment, and the anti-falling device has anti-falling measures. The height moving mechanism is controlled in a wired or wireless mode, the height of the components such as the water pump 31, the water tank 40, the pressure reducing valve 34, the bracket 32, the spray head 33 and the like is adjusted in a hydraulic or pneumatic mode, and the spraying mechanism can be driven to lift alone or be driven to lift together with a part of the frame 10. The power of high moving mechanism draws from on-vehicle battery, satisfies the user demand of straight standard track, overhead rail, three kinds of operating modes of pallet car, specifically does: under the working condition of a straight standard track, the distance between the ground plate and the track surface of the vehicle is about 1200mm, and under the working condition of an elevated track, the distance between the ground plate and the track surface of the vehicle is about 2300 mm; when the stand vehicle is in working condition, the distance between the floor surface and the track surface of the vehicle is about 1600 mm. In the aspect of height control, the height moving mechanism is provided with a height limit switch as a limit structure, and after the height moving mechanism is ensured to be in place, the water collecting plate 62 is positioned below the surface of the vehicle body to collect spray water, so that no spray water flows out, and the anti-falling protection is provided under the abnormal condition. After the longitudinal moving mechanism and the height moving mechanism move the device to the positions of the vehicle door and the vehicle window to be subjected to the rain test, the device moves towards the direction close to the vehicle body through the transverse moving mechanism, so that the water collecting plate 62 is close to the position right below the vehicle door and the vehicle window, the sprayed water can be recycled, and the condition that the sprayed water overflows or scatters to cause the damage of equipment under the vehicle is avoided. The transverse moving mechanism is provided with a limit switch as a limit structure, and after the transverse moving mechanism is in place, the left side, the right side and the upper side of the butt joint side of the frame 10 are in contact with the vehicle body, and no spraying water flows out. The transverse moving mechanism has a self-locking function, and can keep a locking state after stopping at any position in a stroke.

The frame 10, the bracket 32 and other parts of the embodiment are made of aluminum alloy sections, and the water tank 40 is made of aluminum alloy materials, so that the relevant requirements of rust prevention and light weight are met.

The embodiment also provides a rain method for railway vehicle maintenance, which comprises the following steps: adjusting the position of the frame 10 through a moving mechanism 20 of the railway vehicle overhauling and raining device, and enabling the butt joint side of the frame 10 to be in butt joint with the outer edge of the door and window 70 to be tested in a fit manner, namely the following steps 3-6; starting a spraying mechanism, spraying the door and window 70 to be tested by the spraying mechanism for a preset time, namely the following step 10; after spraying, stopping the spraying mechanism, adjusting the position of the frame 10 by the moving mechanism 20, separating the frame 10 from the tested door and window 70 to be tested, and moving to the next door and window 70 to be tested to be butted with the next door and window 70 to be tested, namely the following steps 12 to 14. The rain test of single doors and windows of the railway vehicle is realized by matching the railway vehicle overhauling and rain method with the railway vehicle overhauling and rain device, so that the problems of time and labor waste caused by rain of the whole vehicle are avoided, and the reliability and accuracy of the rain test are ensured.

The specific implementation details of the railway vehicle overhauling and raining method of the embodiment are as follows:

1. confirming that the water in the water tank 40 is between the highest level and the lowest level;

2. confirming that the vehicle-mounted storage battery is in a fully charged state;

3. according to the working condition of the rail vehicle, different working heights are selected: if the rail vehicle is in a straight standard rail working condition, 1100-1300mm, preferably 1200mm, of the floor surface from the vehicle rail surface is adjusted; if the rail vehicle is in the working condition of the elevated rail, adjusting the distance between the floor surface and the rail surface of the vehicle to be about 2200-2400mm, preferably 2300 mm; if the rail vehicle is in the trolley working condition, the adjustment floor surface is about 1500-1700mm, preferably 1600mm, from the vehicle rail surface. Taking the working condition of the trolley as an example, the height is adjusted to 1600 mm;

4. the longitudinal moving mechanism is controlled by a wired controller to realize the forward, backward and turning of the device, and the butt joint side of the frame 10 is aligned with the door and window 70 to be tested along the length direction of the vehicle track towards the vehicle door to be subjected to the rain test, the center of the spraying mechanism is aligned with the center of the vehicle door, and the parking brake is applied by the parking brake mechanism;

5. controlling the height moving mechanism to perform height control, so that the butt joint side of the frame 10 is lifted or lowered to a preset height, stopping lifting under the action of a limit switch of the height moving mechanism, and locking through a self-locking mechanism;

6. controlling the transverse moving mechanism, rotating the handle clockwise to enable the frame 10 to approach to a vehicle door or a vehicle window along the direction vertical to the length of the vehicle track until the limit switch acts, attaching the butt joint side of the frame 10 to the outer edge of the door and window 70 to be tested, and positioning and locking through the locking mechanism;

7. the power supply of the vehicle AC380V is connected externally, and the power-on indicator lamp begins to flash;

8. turning on a power supply, pressing a 'start' button for a short time to verify whether the spraying mechanism works and whether water leaks around the waterproof cover 61;

9. if no water leakage occurs around the waterproof cover 61, timing by a timing mechanism and setting the spraying time;

10. pressing a start button to start the spraying mechanism, observing whether the door of the vehicle leaks rain or not through the interior of the vehicle when the spraying mechanism sprays the door and window 70 to be detected for preset time, and pressing a stop button to stop the spraying mechanism and repair a rain leakage point if the door and window 70 to be detected leaks rain within the preset time; if the rain leakage condition does not occur to the door and window 70 to be tested within the preset time, the rain test of the door and window 70 to be tested is qualified, and the spraying mechanism works all the time until the timing is finished;

11. the power supply of the external vehicle AC380V is disconnected, and the power-on indicator lamp stops flashing;

12. rotating the handle counterclockwise by the lateral movement mechanism so that the frame 10 is away from the door or window in a direction perpendicular to the length of the vehicle track, and the frame 10 with the waterproof cover 61 is away from the door or window;

13. the height is controlled by the height moving mechanism so that the water collection sheet 62 is away from the lower part of the door;

14. the longitudinal moving mechanism is controlled by a wired controller to realize the forward, backward and turning of the device, so that the frame 10 moves along the length direction of the vehicle track and next door to be drenched with rain, and then the steps 3-13 are repeated.

It should be noted that, a plurality in the above embodiments means at least two.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:

1. the problem that the rain test of the rail vehicle in the prior art is time-consuming and labor-consuming is solved;

2. the rail vehicle overhauling and raining device has strong adaptability, the rail vehicle does not need to be subjected to station position conversion, and the position conversion and adjustment can be carried out on the rail vehicle overhauling and raining device according to the actual positions of the overhauling vehicle, the vehicle window and the vehicle door, so that the time wasted by applying for order adjustment and long waiting is avoided, and the urban rail overhauling vehicle can be delivered as required while the quality is ensured;

3. the rain-drenching device for railway vehicle maintenance is not limited by basic configurations such as water feeding and water discharging of a production site where a vehicle to be repaired is located, no additional pressurization measure is needed, only a vehicle maintenance site is needed, and basic civil or industrial water feeding and water discharging can be carried out without generating industrial waste, and the industrial waste can be directly discharged into a corresponding pipeline after the factory sewage treatment;

4. the pressure stabilizing device is provided with a water tank, a pressure reducing valve and the like, can ensure that the pressure of the spray head is stably output to be 0.1-0.3 MPa, can be adjusted to be stable according to requirements, and can prompt water replenishment after the lowest position and the highest position are arranged in the water tank and are lower than the lowest water level;

5. the timing function is provided, the requirements of routine tests not less than 5min and type tests not less than 15min can be met, time can be set according to requirements, and the test can be automatically stopped after the time is up;

6. the whole working range of a single vehicle door can be covered, no spraying blind area exists, the rain requirement of the vehicle window of the passenger room is met while the vehicle door of the passenger room is drenched;

7. according to the section of the vehicle body, the spreading of rain water can be limited from the upper part of the vehicle door and the vehicle window, and the rain water can be collected and drained from the left side and the right side of the vehicle door and the vehicle window;

8. the lifting function is provided, and the use requirements of a straight standard rail, an elevated rail and a trolley are met;

9. the water collecting plate moves transversely to move towards the direction of the vehicle body after reaching the position of the vehicle door, so that the water collecting plate is close to the position under the vehicle door, and the damage of equipment under the vehicle caused by spray water is avoided;

10. the bottom surface of the water tank is obliquely arranged to structurally precipitate impurities such as dust, foreign matters and the like entering the water tank;

11. the frame adopts the aluminum alloy ex-trusions, and the water tank adopts the aluminum alloy material, satisfies rust-resistant and light-weighted relevant requirement.

It is to be understood that the above-described embodiments are only a few, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.