CN215244871U - Traction transition device and railway vehicle - Google Patents
Traction transition device and railway vehicle Download PDFInfo
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- CN215244871U CN215244871U CN202120914671.4U CN202120914671U CN215244871U CN 215244871 U CN215244871 U CN 215244871U CN 202120914671 U CN202120914671 U CN 202120914671U CN 215244871 U CN215244871 U CN 215244871U
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Abstract
The utility model provides a pull transition device and rail vehicle. The traction transition device comprises a coupler mounting seat and a lifting platform, wherein the coupler mounting seat is suitable for being mounted at one end of a vehicle body in the length direction, and a plurality of coupler mounting surfaces are formed on the periphery of the coupler mounting seat; the lifting platform is suitable for being arranged on the car body in a lifting mode, and the car coupler installation base is connected with the lifting platform in a rotating mode so that the car coupler installation faces can rotate in the axial direction of the car coupler installation base. The utility model provides a draw transition device can solve the automobile body antithetical couplet problem of different grade type, co-altitude coupling, has reduced the operation of frequently changing the coupling, has improved the work efficiency that the vehicle pulls the marshalling operation, and the commonality is higher.
Description
Technical Field
The utility model relates to a rail vehicle technical field especially relates to a draw transition device and rail vehicle.
Background
At present, a locomotive is required to pull a locomotive body during vehicle marshalling, due to the fact that vehicles of different models have different structures and coupler models and heights are different, transition couplers on the locomotive need to be replaced frequently by workers, the height of the couplers on the existing locomotive cannot be adjusted, once the height of the coupler of the locomotive is changed, the transition couplers need to be manufactured again, and due to the fact that the universality of the transition couplers is difficult to achieve, the cost of the locomotive is further increased.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pull transition device for solve the automobile body antithetical couplet problem of different grade type, co-altitude coupling, reduced the operation of frequently changing the coupling, improved the work efficiency that the vehicle pulls the marshalling operation.
The utility model provides a draw transition device, include:
the car coupler mounting seat is suitable for being mounted at one end of a car body in the length direction, and a plurality of car coupler mounting surfaces are formed on the periphery of the car coupler mounting seat;
and the lifting platform is suitable for being arranged on the car body in a lifting manner, and the car coupler mounting base is rotationally connected with the lifting platform so that each car coupler mounting surface can rotate along the axial direction of the car coupler mounting base.
According to the utility model provides a pair of draw transition device, lift platform is suitable for the edge the vertical direction of automobile body slides from top to bottom.
According to the utility model provides a pair of draw transition device, be equipped with on the automobile body along vertical to the slide that extends, be equipped with on the lift platform with slide matched with slider, the slider with slide sliding fit.
According to the utility model provides a pair of draw transition device, still including being used for the drive lift platform carries out the lift drive arrangement who goes up and down, lift drive arrangement install in on the automobile body.
According to the utility model provides a traction transition device, the lifting driving device comprises a hydraulic pump, a hydraulic cylinder, a first guide pulley, a second guide pulley and a lifting chain, the hydraulic cylinder is arranged in the horizontal direction, the first guide pulley is arranged on a piston rod of the hydraulic cylinder, and the second guide pulley is arranged at the upper end of the slideway; the hydraulic pump is connected with the hydraulic cylinder through an oil way, one end of the lifting chain is connected with the hydraulic cylinder, and the other end of the lifting chain sequentially penetrates through the first guide pulley, the second guide pulley and is connected with the sliding block.
According to the utility model provides a traction transition device, the traction transition device also comprises a stop device used for positioning the coupler mounting base, and the stop device is positioned above the lifting platform; the locking device comprises a locking pin and a locking pin mounting seat, one end of the locking pin mounting seat is fixedly connected with the sliding block, a mounting hole for the locking pin to move up and down is formed in the other end of the locking pin mounting seat, the lower end of the locking pin penetrates through the mounting hole, and the cross section of the locking pin is a polygon matched with the number of the coupler mounting surfaces; the upper end of the coupler mounting seat is provided with an inserting groove matched with the stop pin in shape, and the lower end of the stop pin is installed in the inserting groove in a pluggable mode.
According to the utility model provides a pair of draw transition device, last buffer gear of installing of detent, buffer gear includes the extension spring, dorsad on the locking pin mount pad one side of lift platform is equipped with first connecting portion, the upper end of stop pin is equipped with the second connecting portion, the both ends of extension spring respectively with first connecting portion the second connecting portion correspond the connection.
According to the utility model provides a pair of draw transition device still includes the front-end coupler, the front-end coupler install in along length direction's the other end on the automobile body.
According to the utility model provides a pair of draw transition device, the coupling mount pad with link to each other through the bearing between the lift platform, the inner circle of bearing with coupling mount pad fixed connection, the outer lane of bearing with lift platform fixed connection.
The utility model also provides a rail vehicle, including the automobile body and install in draw transition device on the automobile body, draw transition device is foretell draw transition device.
According to the utility model provides a rail vehicle, still include the swing front axle of installing in the automobile body, the swing front axle includes automobile body installing frame, shaft installing frame, swing connecting pin, front side shaft and front side guide wheel, the automobile body installing frame with automobile body fixed connection, the shaft installing frame with front side shaft fixed connection, the automobile body installing frame with the shaft installing frame through the swing connecting pin rotation connection; the two ends of the front side wheel shaft are respectively provided with the front side guide wheel.
According to the utility model provides a rail vehicle, still include the fixed rear axle of installing in the automobile body, fixed rear axle includes linking bridge, yielding rubber, rear side shaft and rear side guide wheel, linking bridge with rear side shaft fixed connection, linking bridge with the automobile body passes through the yielding rubber and links to each other; the two ends of the rear side wheel shaft are respectively provided with the rear side guide wheel.
The utility model provides a traction transition device, which comprises a car coupler mounting seat and a lifting platform, wherein the car coupler mounting seat is arranged at one end of a car body along the length direction, and a plurality of car coupler mounting surfaces are constructed on the car coupler mounting seat along the peripheral side for simultaneously mounting a plurality of transition car couplers of different types; through installation liftable ground lift platform on the automobile body to with the rotatable installation of coupling mount pad on lift platform, not only can drive the coupling mount pad through lift platform and carry out the elevating movement, and then install the coupling demand of co-altitude on the adaptation different vehicles, through the rotation of coupling mount pad, can drive the transition coupling that corresponds and rotate moreover, be convenient for select different transition couplings to cooperate the use according to the coupling type of being linked. Therefore, the utility model provides a draw transition device can solve the automobile body antithetical couplet problem of different grade type, co-altitude coupling, has reduced the operation of frequently changing the coupling, has improved the work efficiency that the vehicle drew the marshalling operation, and the commonality is higher.
The utility model provides a rail vehicle, including foretell transition device that pulls. Because the rail vehicle is provided with the traction transition device, the rail vehicle has all the advantages of the traction transition device, and the service performance of the rail vehicle is further improved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the following briefly introduces the drawings required for the embodiments or the prior art descriptions, and obviously, the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a traction transition device provided by the present invention;
fig. 2 is a schematic structural view of the lifting driving device of the present invention;
FIG. 3 is a schematic structural view of a swing front axle of the present invention;
fig. 4 is a schematic structural view of the middle fixed rear axle of the present invention.
Reference numerals:
1: a vehicle body; 2: a front coupler; 3: a coupler mounting seat;
301: a coupler mounting surface; 4: a lifting platform; 5: a transition car coupler;
6: a slideway; 7: a slider; 8: a lift drive;
801: a hydraulic cylinder; 802: a first guide pulley; 803: a second guide pulley;
804: lifting the chain; 805: a first connecting pin; 806: a second connecting pin;
9: a stopper device; 901: a retaining pin; 902: a locking pin mounting seat;
903: a connecting screw; 10: a tension spring; 11: a bearing;
12: swinging the front axle; 121: a vehicle body mounting frame; 122: a wheel axle mounting frame;
123: a swing connecting pin; 124: a front side wheel axle; 125: a front side guide wheel;
13: fixing the rear axle; 131: connecting a bracket; 132: damping rubber;
133: a rear side axle; 134: and a rear side guide wheel.
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.
A specific embodiment of the traction transition device of the present invention is described below with reference to fig. 1 and 2.
The utility model discloses draw transition device, including coupling mount pad 3 and lift platform 4, wherein, coupling mount pad 3 is suitable for to install on automobile body 1 along length direction's first end, and in this embodiment, the first end of automobile body 1 is the rear end, and coupling mount pad 3 is constructed along week side has a plurality of coupling installation face 301. That is, the coupler mounting base 3 has a polygonal cross-section, and each coupler mounting surface 301 is used for mounting a transition coupler 5. By installing the coupler mounting base 3 at the rear end of the car body 1, the installation requirements of a plurality of different types of transition couplers 5 can be met simultaneously.
The lifting platform 4 is suitable for being arranged on the car body 1 in a lifting mode, and the coupler mounting base 3 is rotatably arranged on the lifting platform 4, so that each coupler mounting surface 301 can rotate 360 degrees in the axial direction of the coupler mounting base 3. That is, the transition couplers 5 mounted on the coupler mounting surfaces 301 can be rotated to the operating positions by the rotating action of the coupler mounting base 3, so that different transition couplers 5 can be selected according to the type of the coupled couplers for matching. Meanwhile, the lifting platform 4 can drive the coupler mounting base 3 to move up and down, and therefore coupler requirements of different heights on different vehicles are met.
Therefore, the utility model discloses traction transition device can solve the automobile body antithetical couplet problem of different grade type, co-altitude coupling, has reduced the operation of frequently changing the coupling, has improved the work efficiency that the vehicle pulls the marshalling operation, and the commonality is higher.
Specifically, the vehicle body 1 is a box-shaped structure formed by welding high-quality carbon steel plates, and shunting personnel pedals are arranged on two sides of the vehicle body 1, so that shunting operations can be conveniently performed by shunting personnel.
Further, a front coupler 2 is attached to a second end of the vehicle body 1 in the longitudinal direction, and in the present embodiment, the second end of the vehicle body 1 is a front end. The front coupler 2 is mounted at the front end of the vehicle body 1, and can be coupled with a coupler on a locomotive or a combined car for a highway and railway, so that the front coupler can be used for traction marshalling operation.
The front coupler 2 is connected with the car body 1 through a coupler body lengthening device (not shown), and the extension length of the front coupler 2 can be adjusted through the coupler body lengthening device, so that the capacity of the car body 1 passing through a small curve radius can be effectively improved.
Wherein, according to the in-service use demand, front coupler 2 can adopt standard No. 2 coupling, and then can couple with 13 on locomotive or the combined railway car, No. 15 or No. 2 coupling.
Specifically, three, four, or more than four coupler mounting surfaces 301 may be provided on the coupler mounting base 3 according to actual use requirements.
In this embodiment, four coupler mounting surfaces 301 are provided on the coupler mounting base 3, the four coupler mounting surfaces 301 are uniformly arranged on the periphery of the coupler mounting base 3, and one type of transition coupler 5 can be mounted on each coupler mounting surface 301, so that four different types of transition couplers 5 can be simultaneously mounted on the coupler mounting base 3 in this embodiment.
When the device is used, the corresponding transition coupler 5 arranged on the coupler mounting base 3 is rotated to a working position through rotating the coupler mounting base 3 according to the type of the coupled coupler, so that the traction effect is facilitated.
Because can realize the change operation to different grade type transition coupling 5 through rotating coupling mount pad 3, compare with the traditional mode of changing transition coupling 5 of dismantling, the change operation of transition coupling 5 is more quick, convenient. The original mode of disassembling and replacing the transition car coupler 5 is adopted, two persons are required to operate, and each person consumes two hours to finish the operation; however, the rotary coupler mounting base 3 of the embodiment is adopted to replace the transitional coupler 5, only one person is needed to operate, and only 0.25 hour is needed to complete the replacement, so that the working efficiency of vehicle traction marshalling operation is greatly improved.
In some embodiments of the present invention, the lifting platform 4 is adapted to slide up and down along the vertical direction of the vehicle body 1.
Specifically, the vehicle body 1 is provided with a slide 6 extending vertically, the lifting platform 4 is provided with a slide block 7 matched with the slide 6, and the slide block 7 is in sliding fit with the slide 6, so that the lifting operation of the lifting platform 4 on the vehicle body is realized.
Further, the traction transition device further comprises a lifting driving device 8 for driving the lifting platform 4 to lift, and the lifting driving device 8 is installed on the vehicle body 1.
Specifically, the lifting drive device 8 includes a hydraulic pump (not shown), a hydraulic cylinder 801, a first guide pulley 802, a second guide pulley 803, and a lifting chain 804, wherein the hydraulic cylinder 801 is disposed horizontally, that is, a piston rod of the hydraulic cylinder 801 extends and retracts horizontally. The first guide pulley 802 is provided on the piston rod of the hydraulic cylinder 801, and the second guide pulley 803 is provided on the upper end of the slide 6. The hydraulic pump is connected with the hydraulic cylinder 801 through an oil path and is used for providing hydraulic oil for the hydraulic cylinder 801. One end of the lifting chain 804 is connected with the housing of the hydraulic cylinder 801 through a first connecting pin 805, the other end of the lifting chain 804 sequentially penetrates through the first guide pulley 802 and the second guide pulley 803, and the other end of the lifting chain 804 is connected with the slider 7 through a second connecting pin 806. That is, the lower end of the lifting chain 804 can be pulled to move up and down by the telescopic action of the piston rod of the hydraulic cylinder 801, so that the slider 7 is driven to move up and down along the slideway 6, and the lifting platform 4 and the coupler mounting base 3 are driven to move up and down.
It should be understood, however, that the construction of the lifting drive is not limited to the types described above. According to the actual use requirement, the sliding block 7 can be driven by an air cylinder or a linear motor and the like to lift and slide along the slide way 6.
In some embodiments of the present invention, the traction transition device further comprises a stop device 9 for positioning the coupler mounting base 3, and the stop device 9 is located above the lifting platform 4.
Specifically, the stopper device 9 includes a stopper pin 901 and a stopper pin mounting seat 902, one end of the stopper pin mounting seat 902 is fixedly connected to the slider 7, the other end of the stopper pin mounting seat 902 is provided with a mounting hole for the stopper pin 901 to move up and down, and the lower end of the stopper pin 901 passes through the mounting hole. That is, the stopper pin 901 can slide up and down in the mounting hole, but cannot rotate. And the stop means 9 can perform a synchronous lifting movement with the lifting platform 4.
The cross section of the stop pin 901 is a polygon matching with the number of the coupler mounting surfaces 301. That is, in the present embodiment, the cross section of the stopper pin 901 is a quadrilateral, and the corresponding mounting hole is a quadrilateral hole.
The upper end of the coupler mounting base 3 is provided with an insertion groove adapted to the shape of the stop pin 901, that is, the insertion groove is a quadrilateral groove, and the lower end of the stop pin 901 is installed in the insertion groove in a pluggable manner.
When the transition coupler 5 is to be switched, the stop pin 901 is pulled upwards to pull the stop pin 901 out of the insertion groove in the coupler mounting base 3, and at this time, the coupler mounting base 3 can be rotated, the corresponding transition coupler 5 is selected according to actual requirements, and the transition coupler 5 is rotated to a working position. The latch 901 is then pushed downward such that the latch 901 is inserted into a mating groove in the coupler mount 3, thereby preventing rotation of the coupler mount 3.
In order to ensure the stability of the stopper 901 during the insertion with the insertion groove and prevent the stopper 901 from coming off from the insertion groove, an installation portion may be disposed outside the stopper 901, and the installation portion may be connected and fixed with the coupler mounting base 3 by a connection screw 903.
In some embodiments of the present invention, a buffering mechanism is further installed on the stopping device 9, the buffering mechanism includes a tension spring 10, a first connecting portion is disposed on one side of the stop pin mounting seat 902 facing away from the lifting platform 4, a second connecting portion is disposed on the upper end of the stop pin 901, and two ends of the tension spring 10 are respectively connected to the first connecting portion and the second connecting portion. By connecting the tension spring 10 between the stop pin mounting seat 902 and the stop pin 901, the shock generated in the operation process of the traction transition device can be buffered.
The utility model discloses an in the embodiment, link to each other through bearing 11 between coupling mount pad 3 and the lift platform 4, the inner circle and 3 fixed connection of coupling mount pad of this bearing 11, the outer lane and the 4 fixed connection of lift platform of this bearing 11 to realize that coupling mount pad 3 rotates the adjustment for 360 degrees of lift platform 4.
On the other hand, as shown in fig. 1 to fig. 4, the embodiment of the present invention further provides a rail vehicle, which includes a vehicle body 1 and a traction transition device installed on the vehicle body 1, where the traction transition device is the traction transition device of the above embodiment.
Because this rail vehicle is provided with the transition device that pulls of above-mentioned embodiment for this rail vehicle has above-mentioned all advantages of transition device that pulls, and then has improved this rail vehicle's performance.
In the embodiment of the present invention, the rail vehicle further includes a swing front axle 12 installed on the vehicle body 1, the swing front axle 12 includes a vehicle body installation frame 121, a wheel axle installation frame 122, a swing connection pin 123, a front side wheel axle 124 and a front side guide wheel 125, wherein the vehicle body installation frame 121 is fixedly connected to the vehicle body 1, the wheel axle installation frame 122 is fixedly connected to the front side wheel axle 124, and the vehicle body installation frame 121 and the wheel axle installation frame 122 are rotatably connected through the swing connection pin 123. The front side wheel shaft 124 has front side wheels 125 mounted at both ends thereof. That is, the vehicle body mounting frame 121 can be swung with respect to the wheel axle mounting frame 122 by the rotational connection between the vehicle body mounting frame 121 and the wheel axle mounting frame 122. When the track fluctuates in height, the four guide wheels can still be ensured to be simultaneously contacted with the track and basically balanced in load through the swinging action of the swinging front axle 12, and safety accidents caused by overlarge stress on a single guide wheel are avoided.
In the embodiment of the present invention, the rail vehicle further includes a fixed rear axle 13 installed on the vehicle body 1, the fixed rear axle 13 includes a connecting bracket 131, a damping rubber 132, a rear axle 133 and a rear side wheel 134, wherein the connecting bracket 131 is fixedly connected with the rear axle 133, and the connecting bracket 131 is connected with the vehicle body 1 through the damping rubber 132. Rear side wheels 134 are mounted to both ends of the rear side wheel shaft 133, respectively. The connecting bracket 131 is connected to the vehicle body 1 via the cushion rubber 132, and the impact of the rail on the vehicle body 1, the rear side wheel shaft 133, and the rear side wheel 134 when the vehicle body 1 moves can be reduced.
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 (10)
1. A traction transition device, comprising:
the car coupler mounting seat is suitable for being mounted at one end of a car body in the length direction, and a plurality of car coupler mounting surfaces are formed on the periphery of the car coupler mounting seat;
and the lifting platform is suitable for being arranged on the car body in a lifting manner, and the car coupler mounting base is rotationally connected with the lifting platform so that each car coupler mounting surface can rotate along the axial direction of the car coupler mounting base.
2. The transition traction device of claim 1, wherein the lift platform is adapted to slide up and down in a vertical direction of the carbody.
3. The traction transition device according to claim 2, wherein a slide way extending in the vertical direction is provided on the vehicle body, and a slide block matched with the slide way is provided on the lifting platform, and the slide block is in sliding fit with the slide way.
4. The traction transition device according to claim 3, further comprising a lifting driving device for driving the lifting platform to lift, wherein the lifting driving device is mounted on the vehicle body; the lifting driving device comprises a hydraulic pump, a hydraulic cylinder, a first guide pulley, a second guide pulley and a lifting chain, the hydraulic cylinder is arranged in the horizontal direction, the first guide pulley is arranged on a piston rod of the hydraulic cylinder, and the second guide pulley is arranged at the upper end of the slide way; the hydraulic pump is connected with the hydraulic cylinder through an oil way, one end of the lifting chain is connected with the hydraulic cylinder, and the other end of the lifting chain sequentially penetrates through the first guide pulley, the second guide pulley and is connected with the sliding block.
5. The draft transition device according to claim 3, further comprising a stop means for locating said coupler mount, said stop means being located above said lift platform; the locking device comprises a locking pin and a locking pin mounting seat, one end of the locking pin mounting seat is fixedly connected with the sliding block, a mounting hole for the locking pin to move up and down is formed in the other end of the locking pin mounting seat, the lower end of the locking pin penetrates through the mounting hole, and the cross section of the locking pin is a polygon matched with the number of the coupler mounting surfaces; the upper end of the coupler mounting seat is provided with an inserting groove matched with the stop pin in shape, and the lower end of the stop pin is installed in the inserting groove in a pluggable mode.
6. The traction transition device as claimed in claim 5, wherein the stopping device is provided with a buffering mechanism, the buffering mechanism comprises a tension spring, a first connecting portion is provided on one side of the stopping pin mounting seat facing away from the lifting platform, a second connecting portion is provided on the upper end of the stopping pin, and two ends of the tension spring are respectively connected with the first connecting portion and the second connecting portion correspondingly.
7. The traction transition device according to any one of claims 1 to 6, wherein the coupler mounting base is connected with the lifting platform through a bearing, an inner ring of the bearing is fixedly connected with the coupler mounting base, and an outer ring of the bearing is fixedly connected with the lifting platform.
8. A rail vehicle, comprising: the vehicle body and the traction transition device arranged on the vehicle body are the traction transition device according to any one of claims 1 to 7.
9. The rail vehicle according to claim 8, further comprising a swing front axle mounted to the vehicle body, the swing front axle including a vehicle body mounting frame, an axle mounting frame, a swing connecting pin, a front side axle and a front side guide wheel, the vehicle body mounting frame being fixedly connected to the vehicle body, the axle mounting frame being fixedly connected to the front side axle, the vehicle body mounting frame being rotatably connected to the axle mounting frame via the swing connecting pin; the two ends of the front side wheel shaft are respectively provided with the front side guide wheel.
10. The rail vehicle according to claim 8, further comprising a fixed rear axle mounted to the vehicle body, the fixed rear axle including a connecting bracket, a cushion rubber, a rear side wheel axle, and a rear side wheel, the connecting bracket being fixedly connected to the rear side wheel axle, the connecting bracket being connected to the vehicle body through the cushion rubber; the two ends of the rear side wheel shaft are respectively provided with the rear side guide wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120914671.4U CN215244871U (en) | 2021-04-29 | 2021-04-29 | Traction transition device and railway vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120914671.4U CN215244871U (en) | 2021-04-29 | 2021-04-29 | Traction transition device and railway vehicle |
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| CN215244871U true CN215244871U (en) | 2021-12-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116788302A (en) * | 2023-05-10 | 2023-09-22 | 杭州复兴地铁设备维护有限公司 | Railway vehicle returning coupler device |
-
2021
- 2021-04-29 CN CN202120914671.4U patent/CN215244871U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116788302A (en) * | 2023-05-10 | 2023-09-22 | 杭州复兴地铁设备维护有限公司 | Railway vehicle returning coupler device |
| CN116788302B (en) * | 2023-05-10 | 2024-02-02 | 杭州复兴地铁设备维护有限公司 | Railway vehicle returning coupler device |
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