CN214929728U - Derailment prevention limiting device and track detection vehicle - Google Patents

Abstract

The utility model provides a relate to the track detection technology field, especially, relate to an anticreep rail stop device and track inspection car, anticreep rail stop device includes spacing round and fixed plate, and the periphery of spacing round is the conical surface, and the cross sectional area of spacing round is crescent from bottom to top along its axial, and the periphery of spacing round is used for contacting with orbital side tangent, and spacing round is connected with the fixed plate, and the fixed plate is used for taking turns with traveling and is connected. In the process of rolling of the running wheels, the limiting wheels roll on the side faces of the rails, the rolling tracks of the limiting wheels tend to gradually descend arcs, the outer edge faces of the running wheels abut against the top faces of the rails, friction force is generated between the outer circumferential faces of the limiting wheels and the side faces of the rails, the friction force is indirectly converted into downward pressure of the outer circumferential faces of the running wheels on the top faces of the rails, the effect of preventing the running wheels from being separated from the top faces of the rails due to upward jumping is generated, the limiting wheels can only abut against the rails to run, and the problem that the running wheels of the rail detection vehicle are derailed in the running process is solved.

Description

Derailment prevention limiting device and track detection vehicle

Technical Field

The utility model relates to a track detects technical field, especially relates to an anticreep rail stop device and track detection car.

Background

The track detection vehicle is used for detecting the geometric state, the irregularity condition, the line center line measurement and the track fine adjustment of the track. It is an important tool for ensuring the safe, stable and comfortable running of railway vehicles and the maintenance and repair of guide rails. Modules such as a gauging rule, a total station, an inertial navigation system, a global positioning system and the like can be carried on the vehicle.

The existing track detection vehicle generally comprises three or more running wheels, wherein each running wheel is provided with a lateral limiting wheel at the inner side and the lower side, the lateral limiting wheel is cylindrical, the axis of the cylindrical lateral wheel is perpendicular to the plane of the rail, the outer edge surface of the cylindrical lateral wheel is tangent to the inner side surface of the vertical steel rail, the cylindrical lateral limiting wheel rolls on the inner side surface of the steel rail along a straight line in the running process, and the lateral limiting wheel can play a role in preventing the track detection vehicle from moving transversely. When the track detection vehicle runs in places with unsmooth connection, such as track butt joints and turnouts, the track detection vehicle frequently jumps upwards (commonly called rail climbing) to cause derailment, so that light persons cause the track detection vehicle to run unsmoothly, and high-value electronic equipment carried on the vehicle is damaged in serious cases.

SUMMERY OF THE UTILITY MODEL

The utility model provides an anticreep rail stop device and track detection car for the spacing wheel of the inboard side direction of the wheel that traveles of solving track detection car among the prior art only can play and prevent horizontal drunkenness, can't realize preventing the defect of the derailment that upwards beats caused, the realization has the effect that prevents the horizontal drunkenness of automobile body of track detection car and upwards beat, simple structure when preventing the derailment, easily processing, effect with low costs.

The utility model provides an anticreep rail stop device, including spacing round and fixed plate, the periphery of spacing round is the conical surface, the cross sectional area of spacing round is crescent from bottom to top along its axial, the periphery of spacing round is used for contacting with orbital side is tangent, spacing round with the fixed plate is connected, the fixed plate is used for taking turns with traveling and is connected.

According to the utility model provides a pair of anticreep rail stop device, spacing round through its coaxial coupling's first fixed axle with the fixed plate is connected, first fixed axle top-down is to being close to the direction slope setting of orbital side.

According to the utility model provides a pair of anticreep rail stop device, the axis of first fixed axle with orbital side is 5 ~ 15.

According to the utility model provides a pair of anticreep rail stop device, the circular cone angle of the periphery of spacing round does the axis of first fixed axle with 2 times that orbital side is the angle.

According to the utility model provides a pair of anticreep rail stop device, spacing round is a plurality of, and is a plurality of spacing round is followed orbital extending direction set up in on the fixed plate.

The utility model also provides a track detection vehicle, including automobile body, the wheel of traveling and as above anticreep rail stop device, the wheel of traveling set up in the both sides of automobile body, the fixed plate corresponds the wheel of traveling install in the both sides of automobile body.

According to the utility model provides a pair of track inspection car, the wheel of traveling is equipped with the second fixed axle, the fixed plate is fixed in on the second fixed axle.

According to the utility model provides a pair of track inspection car, the automobile body both sides the wheel of traveling is close to one side mutually and all is equipped with anticreep rail stop device.

The utility model provides an anticreep rail stop device, the fixed plate is installed and is taken turns to at the driving of track inspection car, the wheel along track motion that traveles, the fixed plate is followed and is taken turns synchronous motion, spacing round of being located the below of fixed plate, and be connected with the fixed plate, spacing round of being the round platform form, the periphery of spacing round promptly is the conical surface, spacing round of diameter from top to bottom diminishes by big gradually, and the axis of spacing round is the slope setting moreover, make the outer periphery of spacing round remain tangent line contact with orbital side throughout. In the process of rolling of the running wheels, the limiting wheels roll on the side faces of the track, the rolling track of the limiting wheels tends to gradually descend to form an arc line, the outer circumferential faces of the running wheels abut against the top face of the track, friction force is generated between the outer circumferential faces of the limiting wheels and the side faces of the track, the friction force is indirectly converted into downward pressure of the outer circumferential faces of the running wheels on the top face of the track, the track detection vehicle can have the effect of preventing the running wheels from separating from the top face of the track due to upward jumping in the running process of the track detection vehicle, the track detection vehicle can only abut against the track to run, and the problem that the running wheels of the track detection vehicle derail in the running process is solved.

The utility model discloses an anticreep rail stop device installs in the inboard below of going the wheel, and spacing wheel carries out horizontal spacing to the track inspection car in orbital side direction, prevents that the track inspection car from producing the dislocation drunkenness on the horizontal direction of perpendicular to track top surface. The derailment prevention limiting device is externally mounted, so that when the derailment prevention limiting device is worn and needs to be maintained, the derailment prevention limiting device is convenient to mount and easy to maintain and replace. The utility model discloses on the basis that does not increase extra part, only adjusted the structural style of spacing wheel, have the effect that prevents the horizontal drunkenness of automobile body of track detection car and upwards beat, simple structure when preventing the derailment, easily processing, it is with low costs.

In addition to the technical problems addressed by the present invention, the technical features of the constituent technical solutions, and the advantages brought by the technical features of these technical solutions, which have been described above, other technical features of the present invention and the advantages brought by these technical features will be further described with reference to the accompanying drawings, or can be learned by practice of the present invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is one of the schematic structural diagrams of the derailment prevention limiting device provided by the present invention;

fig. 2 is a second schematic structural view of the anti-derailment stopper according to the present invention;

fig. 3 is a third schematic structural view of the derailment prevention limiting device of the present invention.

Reference numerals:

100: a limiting wheel; 200: a fixing plate; 300: a running wheel; 400: a track; 500: a first fixed shaft; 700: a second fixed shaft; a: inclination angle; b: the angle of the cone.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

As shown in fig. 1, 2 and 3, the embodiment of the present invention provides an anti-derailing limiting device, which includes a limiting wheel 100 and a fixing plate 200, wherein the circumferential surface of the limiting wheel 100 is a conical surface, the cross-sectional area of the limiting wheel 100 is gradually increased from bottom to top along the axial direction, the circumferential surface of the limiting wheel 100 is used for contacting with the side surface of the track 400 in a tangent manner, the limiting wheel 100 is connected with the fixing plate 200, and the fixing plate 200 is used for being connected with the running wheel 300.

The utility model discloses anti-derailment limiting device, fixed plate 200 is installed on the wheel 300 that traveles of track inspection car, the wheel 300 that traveles moves along track 400, fixed plate 200 is followed and is traveled wheel 300 synchronous motion, spacing wheel 100 is located the below of fixed plate 200, and be connected with fixed plate 200, spacing wheel 100 is the round platform form, spacing wheel 100's periphery is the conical surface promptly, spacing wheel 100 reduces by big from the diameter of top to bottom gradually, and spacing wheel 100's axis is the slope setting, make the outer periphery of spacing wheel 100 remain tangent line contact with track 400's side all the time. During the rolling process of the running wheels 300, the limiting wheels 100 roll on the side surfaces of the rails 400, the rolling tracks of the limiting wheels tend to gradually descend arcs, and because the outer circumferential surfaces of the running wheels 300 abut against the top surfaces of the rails 400, friction force is generated between the outer circumferential surfaces of the limiting wheels 100 and the side surfaces of the rails 400 and is indirectly converted into downward pressure of the outer circumferential surfaces of the running wheels 300 on the top surfaces of the rails 400, so that the rail detection vehicle can play a role in preventing the running wheels 300 from separating from the top surfaces of the rails 400 due to upward jumping and can only run against the rails 400, and the problem that the running wheels 300 are derailed during the running process of the rail detection vehicle is solved.

The utility model discloses an anticreep rail stop device installs in the inboard below of driving wheel 300, and spacing wheel 100 carries out horizontal spacing to the track inspection vehicle in track 400's side direction, prevents that the track inspection vehicle from producing the dislocation drunkenness on the horizontal direction of perpendicular to track 400 top surface. The derailment prevention limiting device is externally mounted, so that when the derailment prevention limiting device is worn and needs to be maintained, the derailment prevention limiting device is convenient to mount and easy to maintain and replace. The utility model discloses on the basis that does not increase extra part, only adjusted spacing wheel 100's structural style, have the effect that prevents the horizontal drunkenness of automobile body of track detection car and upwards beat, simple structure when preventing the derailment, easily processing, it is with low costs.

According to the present invention, the spacing wheel 100 is connected to the fixing plate 200 through the first fixing shaft 500 coaxially connected thereto, and the first fixing shaft 500 is inclined from top to bottom toward the side of the track 400. In this embodiment, the lower end of the first fixing shaft 500 is connected to the limiting wheel 100, the upper end is fixed to the lower end of the fixing plate 200, and the limiting wheel 100 can roll around the first fixing shaft 500. In order to ensure that the outer circumferential surface of the limiting wheel 100 is in line contact with the side surface of the rail 400 and can roll along the side surface of the rail 400, the first fixing shaft 500 is also inclined accordingly, i.e., the lower end of the first fixing shaft 500 is closer to the rail 400 than the upper end thereof.

According to an embodiment of the present invention, the axis of the first fixing shaft 500 is 5 ° to 15 ° with the side of the track 400. In this embodiment, the inclination angle a, which forms an angle between the axis of the first fixing shaft 500 and the side surface of the rail 400 due to the inclination of the first fixing shaft, is not perpendicular to the top surface of the rail 400. The size of the inclination angle a affects the friction between the outer circumferential surface of the limiting wheel 100 and the side surface of the track 400, i.e., the pressure of the running wheel 300 on the plane of the track 400, so the inclination angle a can be adjusted accordingly according to actual needs, and the adjustment process can be completed by the dismounting and mounting adjustment of the first fixing shaft 500.

According to an embodiment of the present invention, the taper angle B of the circumferential surface of the limiting wheel 100 is 2 times of the angle formed by the axis of the first fixing shaft 500 and the side surface of the rail 400. In this embodiment, the outer circumferential surface of the limiting wheel 100 is a conical surface, and the conical angle B of the conical surface is 2 times of the side surface inclination angle a of the first fixing shaft 500 with respect to the track 400, i.e., can be selected from 10 ° to 30 °. The size of the conical angle B affects the friction between the outer circumferential surface of the limiting wheel 100 and the side surface of the track 400, i.e., the pressure of the running wheel 300 on the plane of the track 400, so that the conical angle B can be adjusted correspondingly according to actual needs, and the adjustment mode can be realized by replacing different limiting wheels 100 through disassembly and assembly.

According to the present invention, the limiting wheels 100 are disposed on the fixing plate 200 along the extending direction of the track 400, and the limiting wheels 100 are disposed on the fixing plate 200. In this embodiment, two limiting wheels 100 are sequentially disposed on the fixing plate 200 along the extending direction of the track 400, the number of the limiting wheels 100 affects the friction between the limiting wheels 100 and the track 400, i.e., affects the pressure of the traveling wheels 300 on the plane of the track 400, so that the number of the limiting wheels 100 can be correspondingly adjusted according to actual needs, a plurality of mounting positions can be correspondingly disposed on the fixing plate 200, and the adjustment process can be completed by disassembling and assembling the limiting wheels 100.

The embodiment of the utility model provides a track inspection car is still provided, including the automobile body, go wheel 300 and like the anticreep rail stop device of embodiment above, go wheel 300 and set up in the both sides of automobile body, fixed plate 200 corresponds and goes wheel 300 and install in the both sides of automobile body.

The utility model discloses the track detects the car, fixed plate 200 is installed on the wheel 300 that traveles of track detection car, at the rolling in-process of wheel 300 that traveles, spacing wheel 100 rolls in the side of track 400, its roll orbit tends to the pitch arc that descends gradually, because the top surface of the outer periphery of wheel 300 that traveles and track 400 offsets, produce frictional force between the outer periphery of spacing wheel 100 and the side of track 400, this frictional force turns into the outer periphery of wheel 300 that traveles indirectly and to the decurrent pressure of top surface of track 400, can make the track detect the car at the in-process of operation, produce and prevent to travel the wheel 300 because the rebound and break away from the effect of track 400 top surface, only can offset with track 400 and travel, a problem for improving the track detection car and traveling wheel 300 derail in the operation process.

The utility model discloses the track detects the car, spacing wheel 100 transversely is spacing to the track detection car in the side direction of track 400, prevents that the track detection car from producing the dislocation drunkenness on the horizontal direction of perpendicular to track 400 top surface. The derailment prevention limiting device is externally mounted, so that when the derailment prevention limiting device is worn and needs to be maintained, the derailment prevention limiting device is convenient to mount and easy to maintain and replace. The utility model discloses on the basis that does not increase extra part, only adjusted spacing wheel 100's structural style, have the effect that prevents the horizontal drunkenness of automobile body of track detection car and upwards beat, simple structure when preventing the derailment, easily processing, it is with low costs.

According to an embodiment of the present invention, the traveling wheel 300 is provided with a second fixing shaft 700, and the fixing plate 200 is fixed to the second fixing shaft 700. In this embodiment, the running wheel 300 is disposed on the second fixed axle 700 and can rotate around the second fixed axle 700, and the fixing plate 200 is mounted at the end of the second fixed axle 700 to ensure that the limiting wheel 100 and the running wheel 300 roll synchronously, and simultaneously effectively convert the friction force between the limiting wheel 100 and the side surface of the track 400 into the pressure of the running wheel 300 on the top surface of the track 400.

According to the utility model provides an embodiment, the driving wheel 300 of automobile body both sides is close to one side mutually and all is equipped with anticreep rail stop device. In this embodiment, the left and right sides of the vehicle body of the rail inspection vehicle are both provided with the second fixing shaft 700 and the fixing plate 200, which are both connected with the limiting wheel 100. The limiting wheels 100 are arranged on the inner sides of the two rails 400 of the same track, so that the rail detection vehicle can be prevented from moving in any transverse direction. The running wheels 300 on two sides of the track detection vehicle are provided with anti-derailing limiting devices, so that the phenomenon of derailment caused by upward bounce of the vehicle body during running can be prevented while the vehicle body is prevented from transversely jumping.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (8)

1. The utility model provides an anticreep rail stop device which characterized in that: including spacing round and fixed plate, the periphery of spacing round is the conical surface, the cross sectional area of spacing round is crescent from bottom to top along its axial, the periphery of spacing round is used for contacting with orbital side tangency, spacing round with the fixed plate is connected, the fixed plate is used for taking turns with traveling and is connected.

2. The derailment prevention limiting device of claim 1, wherein: the limiting wheel is connected with the fixed plate through a first fixed shaft which is coaxially connected with the limiting wheel, and the first fixed shaft is obliquely arranged from top to bottom in the direction close to the side face of the track.

3. The derailment prevention limiting device of claim 2, wherein: the axial line of the first fixed shaft and the side surface of the track form 5-15 degrees.

4. The derailment prevention limiting device of claim 3, wherein: the conical angle of the circumferential surface of the limiting wheel is 2 times of the angle formed by the axis of the first fixed shaft and the side surface of the track.

5. The derailment prevention stopper according to any one of claims 1 to 4, wherein: the limiting wheels are multiple and are arranged on the fixing plate along the extending direction of the track.

6. The utility model provides a track inspection car which characterized in that: the anti-derailing limiting device comprises a vehicle body, running wheels and the anti-derailing limiting device according to any one of claims 1 to 5, wherein the running wheels are arranged on two sides of the vehicle body, and the fixing plates are arranged on two sides of the vehicle body corresponding to the running wheels.

7. The rail inspection vehicle of claim 6, wherein: the running wheel is provided with a second fixed shaft, and the fixed plate is fixed on the second fixed shaft.

8. The rail inspection vehicle of claim 6, wherein: and anti-derailment limiting devices are arranged on one sides, close to the running wheels, of the two sides of the vehicle body.

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