CN111003002B

CN111003002B - Rail vehicle

Info

Publication number: CN111003002B
Application number: CN201911300902.6A
Authority: CN
Inventors: 李婷玉; 丁兴国; 左宇霆; 冯绍艳; 闫学荣
Original assignee: China Railway Hi Tech Industry Corp Ltd; China Railway Rail Transit Equipment Co Ltd
Current assignee: China Railway Hi Tech Industry Corp Ltd; China Railway Rail Transit Equipment Co Ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-11-20
Anticipated expiration: 2039-12-17
Also published as: CN111003002A

Abstract

The invention provides a rail vehicle, which is provided with a stone sweeping and sanding device, wherein the stone sweeping and sanding device comprises: the support is provided with a first mounting plate and a second mounting plate, and the inclination directions of the first mounting plate and the second mounting plate are opposite; the stone sweeping device is fixedly arranged on the first mounting plate; and a sanding spray head in the sanding device is fixedly arranged on the second mounting plate. Therefore, the distance between the stone sweeping device and the sand spreading device and the track can be adjusted by adjusting the mounting height of the stone sweeping and sand spreading device once by a worker, and the adjustment is convenient.

Description

Rail vehicle

Technical Field

The invention relates to the technical field of rail transit, in particular to a rail vehicle.

Background

In order to ensure the safe operation of the rail vehicle, a stone sweeping device is arranged on the bogie so as to remove small obstacles on the rail; meanwhile, in order to increase the adhesion of the wheel rail and prevent the wheel from sliding, the vehicle needs to be provided with a sanding device, and a sanding nozzle of the sanding device needs to be arranged in the advancing direction of the wheel.

In practice, a stone sweeping device and a sanding nozzle are usually arranged on the front side of each wheel, and it can be understood that the wheels may be worn in the long-term use of the rail vehicle, so that the distance between the stone sweeping device and the sanding nozzle and the rail is reduced, and at the moment, the heights of the stone sweeping device and the sanding nozzle need to be adjusted, and it can be understood that the workers need to adjust the heights twice, which is troublesome.

Disclosure of Invention

The invention aims to provide a railway vehicle.

In order to achieve one of the above objects, an embodiment of the present invention provides a stone sweeping and sanding apparatus, including: the support is provided with a first mounting plate and a second mounting plate, and the inclination directions of the first mounting plate and the second mounting plate are opposite; the stone sweeping device is fixedly arranged on the first mounting plate; and a sanding spray head in the sanding device is fixedly arranged on the second mounting plate.

As a further improvement of an embodiment of the present invention, the stent includes: the first mounting plate and the second mounting plate are fixedly arranged on the bottom side edge of the plate-shaped main body; a toothed plate is fixedly arranged on one surface of the plate-shaped main body, and the surface of the toothed plate, which is provided with the tooth shape, is far away from the surface; and the length directions of the plurality of long holes are vertical.

As a further improvement of an embodiment of the present invention, the sanding device includes: the air pressure module is communicated with the sanding module through a gas pipe, and the sanding module is communicated with the sanding nozzle through a sand pipe; a sand box and a sand spreader are arranged in the sand spreading module; the air pressure module provides high-pressure air for the sand spreader through an air conveying pipe, the sand spreader sucks out sand in the sand box and conveys the sand to the sand spreading sprayer through a sand conveying pipe, and the sand spreading sprayer sprays out the sand.

As a further improvement of an embodiment of the present invention, a sand level detection sensor is provided in the sand box; sweep stone sanding equipment still is provided with: the sand level detection sensor controls the sand level indicator lamp to flicker and the sand level alarm device to give out alarm sound when detecting that the sand level is lower than a preset value.

As a further improvement of one embodiment of the invention, a throttle valve and a safety valve are arranged in the gas conveying pipe, and the opening pressure of the safety valve is 200 kPa.

As a further improvement of an embodiment of the present invention, the air pressure module includes: the air filter is installed to the induction port of pump, the gas outlet intercommunication of pump the gas-supply pipe, the pump is provided with the motor.

As a further improvement of an embodiment of the present invention, a heater is provided in the sanding head.

As a further improvement of an embodiment of the present invention, the stone sweeping device includes: the rubber plate, the one side of rubber plate is connected to first mounting panel, and the another side is connected with the clamp plate.

The embodiment of the invention provides a railway vehicle, which is provided with the stone sweeping and sanding device.

Compared with the prior art, the invention has the technical effects that: the invention provides a rail vehicle, wherein a stone sweeping and sanding device is arranged in the rail vehicle, and the distance between the stone sweeping device and the sanding device and a rail can be conveniently adjusted by a worker by adjusting the installation height of the stone sweeping and sanding device once.

Drawings

Fig. 1A and 1B are perspective views of a stone sweeping sanding apparatus in an embodiment of the present invention;

fig. 2 is a structural view of a sanding device in an embodiment of the present invention.

Detailed Description

The present invention will be described in detail below with reference to embodiments shown in the drawings. These embodiments are not intended to limit the present invention, and structural, methodological, or functional changes made by those skilled in the art according to these embodiments are included in the scope of the present invention.

Terms such as "upper," "above," "lower," "below," and the like, used herein to denote relative spatial positions, are used for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Also, it should be understood that, although the terms first, second, etc. may be used herein to describe various elements or structures, these described elements should not be limited by these terms. These terms are only used to distinguish these descriptive objects from one another. For example, the first mounting plate may be referred to as the second mounting plate, and similarly the second mounting plate may also be referred to as the first mounting plate, without departing from the scope of the present application.

An embodiment of the present invention provides a stone sweeping and sanding device, as shown in the figure, including:

the support comprises a support 1, wherein the support 1 is provided with a first mounting plate 11 and a second mounting plate 12, and the inclination directions of the first mounting plate and the second mounting plate are opposite; the stone sweeping device 2 is fixedly arranged on the first mounting plate 11; and the sanding spray head in the sanding device 3 is fixedly arranged on the second mounting plate 12. Here, in actual rail vehicle, need install support 1 on the bogie, when the position that needs to change sweeping stone device 2 and sanding shower nozzle, only need adjust sweep the installation position of stone sanding equipment can, when upwards moving sweeping stone sanding equipment promptly, sweep the distance between stone device 2 and sanding shower nozzle and the track and all can the grow, promptly, the staff need adjust once, this is more convenient. In addition, resonance between the stone sweeper and the sanding nozzle and a carriage can be reduced.

In this embodiment, the bracket 1 includes: the plate-shaped body 15, the first mounting plate 11 and the second mounting plate 12 are fixedly arranged on the bottom side of the plate-shaped body 15; a toothed plate 13 is fixedly arranged on one surface of the plate-shaped main body 15, and the surface of the toothed plate 13, which is provided with the tooth shape, is far away from the surface; a plurality of long holes 151 penetrating the plate-shaped body 15 and the tooth plate 13, and the length directions of the plurality of long holes 151 are vertical directions.

Here, as shown in fig. 1 and 2, the plate-shaped body 15 is a plate body, and the bottom side of the plate-shaped body 15 is provided with a first mounting plate and a second mounting plate, wherein the first mounting plate 11 is inclined forward, the second mounting plate 12 is inclined backward, and the first mounting plate 11 and the plate-shaped body 15 are integrally formed; the second mounting plate 12 is fixedly connected (e.g., welded) to the plate-shaped body 15, the second mounting plate 12 includes a horizontal cross plate 122, an inclined plate 121 is disposed behind the horizontal cross plate 122, the inclined plate 121 is inclined rearward, a vertical plate 123 is disposed in front of the horizontal cross plate 122, and a top side of the vertical plate 123 is fixedly connected to a bottom side of the plate-shaped body 15.

In order to improve the firmness between the second mounting plate 12 and the plate-shaped body 15, a reinforcing plate 124 is disposed between the second mounting plate 12 and the plate-shaped body 15, and one side of the reinforcing plate 124 is fixedly connected to the plate-shaped body 15 and the rear surface of the vertical plate 123, and the other side is fixedly connected to the upper surface of the horizontal cross plate 122.

Here, in practice, it is necessary to attach the stone-sweeping sanding device to a bogie of a railway vehicle, in which bogie there is also provided a connecting plate which is also provided with teeth matching the toothing of the toothed plate 13, in which connecting plate there is provided a through hole, and then a bolt is passed through the long hole 151 and the through hole in sequence, and the bolt is tightened with a nut. So that the stone sweeping and sanding device can be connected to the rail vehicle, it can be understood that the installation height of the stone sweeping and sanding device can be adjusted through the long holes 151, so that the distance between the stone sweeping device 2 and the sanding device 3 and the rail can be adjusted.

In this embodiment, the sanding device 3 includes: the air pressure module 31, the sanding module 33 and the sanding nozzle are communicated, the air pressure module 31 is communicated with the sanding module 33 through an air conveying pipe 32, and the sanding module 33 is communicated with the sanding nozzle through a sanding pipe 34; the sanding module 33 is provided with a sand box 331 and a sander 332; the air pressure module 31 supplies high-pressure air to the sand spreader 332 through the air pipe 32, and the sand spreader 332 sucks out the sand in the sand box 331 and conveys the sand to the sand spreading nozzle through the sand conveying pipe 34, and the sand spreading nozzle sprays out the sand.

In this embodiment, a sand position detecting sensor 3311 is provided in the sand box 331; sweep stone sanding equipment still is provided with: the sand level detecting sensor 3311 controls the sand level indicating lamp 333 to flash and the sand level alarm device to give an alarm sound when detecting that the sand level is lower than a preset value. Here, when the depth of sand in the sand box 331 is insufficient, indicating that the sand is nearly exhausted, and the sand needs to be replenished into the sand box 331, a user may be provided with the sand level indicator lamp 333 and a sand level alarm device.

In this embodiment, the gas pipe 32 is provided with a throttle 321 and a safety valve 322, and the opening pressure of the safety valve 322 is 200 kPa. Here, the throttle valve 321 can regulate the flow rate of high-pressure air, and in order to ensure safety, the safety valve 322 opens when the air pressure in the air delivery pipe 32 is greater than 200 kPa.

In this embodiment, the air pressure module 31 includes: the air filter 313 is installed at an air suction port of the pump 311, an air outlet of the pump 311 is communicated with the air conveying pipe 32, and the pump 311 is provided with a motor 312.

In this embodiment, the sanding nozzle is provided with a heater 35. Here, when the humidity in the air is relatively high, the sand may be wet, and particularly when the temperature is low, the sand may be frozen, which is disadvantageous for the sand blasting, and therefore, a heater 35 may be provided in the sanding nozzle so that the sand can be melted or moisture can be evaporated.

In this embodiment, the stone sweeping device 2 includes: and a rubber plate 21, one surface of the rubber plate 21 being connected to the first mounting plate 11, and the other surface thereof being connected to a pressing plate 22. Here, the first mounting plate 11, the rubber plate 21, and the pressure plate 22 may be fixedly coupled using a fastener 23, for example, the fastener 23 is a bolt, a through hole penetrating the pressure plate 22, the rubber plate 21, and the first mounting plate is passed through using a body of the bolt, and is tightened using a nut.

The second embodiment of the invention provides a railway vehicle, and the railway vehicle is provided with the stone sweeping and sanding device in the first embodiment.

Here, the stone sweeping and sanding device is installed in a position corresponding to each wheel of the railway vehicle, and the stone sweeping device 2 and the sanding nozzle are kept at the front side of the wheel, it can be understood that, in the process of operation, the railway vehicle moves forwards, therefore, the sand sprayed by the sanding nozzle is influenced by air, namely, the sand is inclined to one direction and possibly cannot be sprayed on the railway; and the faster the vehicle moves, the longer the length of the rail that is passed in a unit time, the more sand needs to be sprayed, so the sand spraying amount of the sanding nozzle per second is proportional to the moving speed of the rail vehicle.

Here, it is assumed that the region between the two rails is the inner side, and the direction opposite to the inner side is the outer side.

Here, a shifting means may be provided at a lower side of the bogie, the shifting means may be provided with a connecting plate provided with teeth that are engaged with the teeth of the toothed plate 13, the connecting plate may be provided with through holes, and then bolts may be sequentially passed through the long holes 151 and the through holes to fix the stone sweeping and sanding apparatus, and the shifting means may control the stone sweeping and sanding apparatus to move in a transverse direction (the longitudinal direction and the transverse direction are perpendicular to each other and belong to a horizontal plane together) assuming that the advancing direction of the vehicle is a longitudinal direction, that is, the shifting means may control the stone sweeping and sanding apparatus to move inward, but the distance of the inward movement is limited, and when the inward movement is the innermost side, the inward movement may not be performed; the stone sweeping and sanding device can be controlled to move outwards, but the distance of the outward movement is limited, and when the stone sweeping and sanding device moves to the outermost side, the stone sweeping and sanding device cannot move outwards.

Here, a camera (e.g., an infrared camera, etc.) may be provided at a lower side of the bogie, and the camera may photograph the rail, so that whether the sanding head is sprayed on the rail may be determined based on a picture taken by the camera.

A control device can be arranged on the rail vehicle, and the control device receives the pictures shot by the camera and executes the following steps:

step 1, when determining that sand is sprayed to the inner side of a track based on the picture, continuously controlling a stone sweeping and sanding device to move outwards for a preset distance, and controlling a camera to shoot the picture of the track until the sand is sprayed to the track based on the picture, or when the stone sweeping and sanding device is positioned at the outermost side, when the stone sweeping and sanding device is positioned at the outermost side and the sand is still sprayed to the inner side of the track, continuously controlling the speed of the sand sprayed by a sanding nozzle (for example, controlling the pressure of high-pressure air output by a pump 311), and controlling the camera to shoot the picture of the track until the sand is sprayed to the track based on the picture, or when the speed of the sand sprayed by the sanding nozzle is determined to be the maximum, and when the speed of the sand sprayed by the sanding nozzle is the maximum and the sand is still sprayed to the inner side of the track, sending alarm information;

step 2, when determining that sand is sprayed to the outer side of the track based on the picture, continuously controlling the stone sweeping and sanding device to move inwards for a preset distance, and controlling the camera to shoot the picture of the track until the sand is sprayed to the track based on the picture, or when the stone sweeping and sanding device is positioned at the innermost side, when the stone sweeping and sanding device is positioned at the innermost side and the sand is still sprayed to the outer side of the track, continuously controlling the speed of the sand sprayed by the sanding nozzle (for example, controlling the pressure of high-pressure air output by the pump 311), and controlling the camera to shoot the picture of the track until the sand is sprayed to the track based on the picture, or when the speed of the sand sprayed by the sanding nozzle is determined to be the maximum, and when the speed of the sand sprayed by the sanding nozzle is the maximum and the sand is still sprayed to the outer side of the track, sending alarm information;

it should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.

Claims

1. A rail vehicle, comprising:

the device comprises a bogie, a stone sweeping and sanding device and a control device; a shifting device and a camera are arranged on the lower side of the bogie, the shifting device can control the stone sweeping and sanding device to move along the transverse direction, wherein the advancing direction of the rail vehicle is the longitudinal direction, and the transverse direction is the horizontal direction which is vertical to the longitudinal direction; the camera can shoot a picture containing the track; sweep stone sanding equipment includes: the support comprises a support (1), wherein the support (1) is provided with a first mounting plate (11) and a second mounting plate (12), and the inclination directions of the first mounting plate and the second mounting plate are opposite; the stone sweeping device (2), the stone sweeping device (2) is fixedly arranged on the first mounting plate (11); the sanding device (3), the sanding nozzle in the sanding device (3) is fixedly arranged on the second mounting plate (12);

the control device is capable of performing the steps of:

receiving a picture shot by a camera; when the sand is determined to be sprayed to the inner side of the track based on the pictures, continuously controlling the stone sweeping and sanding device (2) to move outwards for a preset distance, and controlling the camera to shoot the pictures of the track until the sand is determined to be sprayed to the track based on the pictures or the stone sweeping and sanding device (2) is located at the outermost side; when the stone sweeping and sanding device (2) is positioned on the outermost side and sand is sprayed to the inner side of the track, the speed of the sand sprayed by the sanding nozzle is continuously controlled, and the camera is controlled to take a picture of the track until the fact that the sand is sprayed onto the track or the speed of the sand sprayed by the sanding nozzle is the maximum value is determined based on the picture; when the speed of the sand sprayed by the sand spraying nozzle is the maximum value and the sand is still sprayed to the inner side of the track, sending alarm information; wherein, the area between the two tracks is the inner side, and the direction opposite to the inner side is the outer side;

when determining that the sand is sprayed to the outer side of the track based on the pictures, continuously controlling the stone sweeping and sanding device (2) to move inwards for a preset distance, and controlling the camera to shoot the pictures of the track until determining that the sand is sprayed to the track or the stone sweeping and sanding device is located at the innermost side based on the pictures; when the stone sweeping and sanding device is positioned at the innermost side and sand is still sprayed to the outer side of the track, the speed of the sand sprayed by the sanding nozzle is continuously controlled, and the camera is controlled to shoot a picture of the track until the fact that the sand is sprayed onto the track or the speed of the sand sprayed by the sanding nozzle is the maximum value is determined based on the picture; when the speed of the sand sprayed by the sand spraying nozzle is the maximum value and the sand is still sprayed to the outer side of the track, alarm information is sent out.

2. The rail vehicle according to claim 1, characterized in that the bracket (1) comprises:

the first mounting plate (11) and the second mounting plate (12) are fixedly arranged on the bottom side of the plate-shaped main body (15); a toothed plate (13) is fixedly arranged on one surface of the plate-shaped main body (15), and the surface, provided with the tooth shape, of the toothed plate (13) is far away from the surface;

a plurality of long holes (151) penetrating through the plate-shaped main body (15) and the toothed plate (13), wherein the length directions of the plurality of long holes (151) are vertical.

3. The rail vehicle according to claim 1, characterized in that the sanding device (3) comprises:

the air pressure module (31), the sanding module (33) and the sanding nozzle are communicated through an air pipe (32), and the sanding module (33) is communicated with the sanding nozzle through a sand pipe (34);

the sanding module (33) is internally provided with a sand box (331) and a sander (332);

the air pressure module (31) provides high-pressure air for a sand spreader (332) through an air conveying pipe (32), the sand spreader (332) sucks out the sand in the sand box (331) and conveys the sand to a sand spreading spray head through a sand conveying pipe (34), and the sand spreading spray head sprays out the sand.

4. The rail vehicle of claim 3, wherein:

a sand position detection sensor (3311) is provided in the flask (331);

sweep stone sanding equipment still is provided with: the sand level detection sensor (3311) controls the sand level indicator lamp (333) to flash and the sand level alarm device to give out alarm sound when detecting that the sand level is lower than a preset value.

5. The rail vehicle of claim 3, wherein:

a throttle valve (321) and a safety valve (322) are arranged in the gas pipe (32), and the opening pressure of the safety valve (322) is 200 kPa.

6. A rail vehicle according to claim 3, characterized in that the air pressure module (31) comprises:

the air filter (313) is installed to the induction port of pump (311), the gas outlet intercommunication of pump (311) air-supply pipe (32), pump (311) are provided with motor (312).

7. The rail vehicle of claim 1, wherein:

a heater (35) is arranged in the sanding spray head.

8. A rail vehicle as claimed in claim 1, characterized in that the stone sweeping device (2) comprises:

the rubber plate (21), one side of rubber plate (21) is connected to first mounting panel (11), and the another side is connected with clamp plate (22).