CN107804337B - Rail vehicle and connecting device thereof - Google Patents
Rail vehicle and connecting device thereof Download PDFInfo
- Publication number
- CN107804337B CN107804337B CN201711215508.3A CN201711215508A CN107804337B CN 107804337 B CN107804337 B CN 107804337B CN 201711215508 A CN201711215508 A CN 201711215508A CN 107804337 B CN107804337 B CN 107804337B
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- ball head
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- 230000000712 assembly Effects 0.000 claims abstract description 16
- 238000000429 assembly Methods 0.000 claims abstract description 16
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 210000001503 joint Anatomy 0.000 claims description 7
- 230000005484 gravity Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 6
- 238000000926 separation method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G1/00—Couplings comprising interengaging parts of different shape or form and having links, bars, pins, shackles, or hooks as coupling means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G7/00—Details or accessories
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The invention discloses a railway vehicle and a connecting device thereof, which comprise a detachable rod-shaped connecting component and a ball head component which is rotatably connected with two ends of the rod-shaped connecting component, wherein the base part of the ball head component is respectively fixedly installed with a front vehicle and a rear vehicle, the rod-shaped connecting component is used for connecting or separating the front vehicle and the rear vehicle, and the ball head component is used for relatively steering and connecting the front vehicle and the rear vehicle. According to the connecting device, large-angle rotation connection in the whole three-dimensional space is realized through the ball head assemblies, the proper connection distance is ensured to be structural by matching with the rod-shaped connecting assemblies, one of the ball head assemblies is arranged in pairs on the front vehicle, the other ball head assembly is arranged on the rear vehicle, and the flexibility of the rotation angle can be fully ensured by the two ball head assemblies; in addition, in order to guarantee the easy dismounting of connection, the rod-shaped connecting component can be split, and the connection of the front and rear vehicles is disconnected conveniently when needed, and the detachable structure is arranged on the rod-shaped connecting component to ensure the stability of the rotating connection of the ball head component, so that the connection looseness caused by repeated dismounting can be avoided.
Description
Technical Field
The invention relates to the technical field of rail operation equipment, in particular to a rail vehicle connecting device and a rail vehicle.
Background
In the field of rail vehicle equipment, the front car and the rear car of the rail car are connected in a common mode of adopting a towing hook, and the design has the advantages of firm connection and high and durable structural strength, however, the inventor finds that the traditional design has the following defects in new application:
because the connection mode mainly focuses on the mobility in the horizontal plane, the rotatable angle in the vertical plane is very limited, and the device is difficult to adapt to complex and changeable novel track design, especially when the horizontal plane and the vertical plane all present larger steering angles, the connection mode of the traditional towing hook is adopted, and the connection failure between the front vehicle and the rear vehicle possibly occurs, so that the situations of unhooking and the like of the vehicle are caused. In summary, the existing towing hook technology cannot realize effective connection when the railway vehicles to be connected form a larger angle on a horizontal plane or a vertical plane, and causes larger potential safety hazards to the use of equipment and operators.
In summary, how to effectively solve the technical problem that the existing railway vehicle connecting device cannot meet the requirements of front and rear vehicle connection when the vehicle has a larger steering angle in a horizontal or vertical plane is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
In view of the foregoing, a first object of the present invention is to provide a rail vehicle connecting device, which is configured to effectively solve the technical problem that the current rail vehicle connecting device cannot meet the requirements of front-rear vehicle connection when the vehicle has a large steering angle in a horizontal or vertical plane, and a second object of the present invention is to provide a rail vehicle including the rail vehicle connecting device.
In order to achieve the first object, the present invention provides the following technical solutions:
the utility model provides a rail vehicle connecting device, includes detachable shaft-like coupling assembling, and with shaft-like coupling assembling both ends rotatable coupling's bulb subassembly, the basal portion of bulb subassembly is fixed with the front and back car installation respectively, shaft-like coupling assembling is used for the connection or the components of a whole that can function independently of front and back car, the bulb subassembly is used for the relative steering connection of front and back car.
Preferably, in the above-mentioned rail vehicle connecting device, the ball head assembly comprises a ball head fixedly mounted at both ends of the rod-shaped connecting assembly, and a ball hinge seat rotatably matched with the ball head, and further comprises a frame ball hinge seat fixedly mounted with the front and rear vehicles respectively, wherein hemispherical grooves are formed in the ball hinge seat and the frame ball hinge seat, and the hemispherical grooves are used for forming spherical cavities for accommodating the ball heads through butt joint.
Preferably, in the above-mentioned rail vehicle connecting device, one end that the spherical hinge seat is connected with the shaft-like coupling assembling middle part is provided with the round platform structure that stretches out, the cover is equipped with the top tightly the compression spring of spherical hinge seat on the round platform structure, still the cover is fixed with outer uide bushing on the shaft-like coupling assembling, outer uide bushing top tightly the other end of compression spring for shaft-like coupling assembling can keep perpendicularly under the action of gravity.
Preferably, in the above rail vehicle connecting device, the rod-shaped connecting assembly includes a first connecting portion and a second connecting portion respectively used for connecting with ball assemblies of a front vehicle and a rear vehicle, and the first connecting portion and the second connecting portion are detachably abutted.
Preferably, in the above-mentioned rail vehicle connecting device, the first connecting portion includes the connecting rod that tip and bulb are connected, the connecting rod other end is connected with the connecting axle sleeve, the second connecting portion also includes the connecting rod that the bulb is connected, the other end of connecting rod is connected with the connecting axle pin, be provided with in the connecting axle sleeve columnar cavity with the separable cartridge of connecting axle pin is connected.
Preferably, in the above-mentioned railway vehicle connecting device, the columnar cavity in the connecting shaft sleeve is radially provided with a plurality of pin holes for inserting positioning pins, and the outer periphery of the connecting pin is provided with an annular groove for being matched with the end part of the positioning pin inserted radially from the connecting pin to position the axial relative position between the connecting shaft sleeve and the connecting pin.
Preferably, in the above rail vehicle connecting device, a tightening spring is sleeved on the outer periphery of the positioning pin, and is used for tightening the positioning pin in the annular groove, and the positioning pin can be positioned and fixed at the position in the pin hole through the outer end.
Preferably, in the above-mentioned rail vehicle connecting device, a spring pressing plate is fixedly installed at a position of the outer side surface of the connecting shaft sleeve corresponding to the pin hole, the positioning pin is limited at the outer side of the spring pressing plate through an end head structure, a stop block matched with the annular groove is installed at the inner end thread of the positioning pin, and two ends of the pushing spring are respectively pushed against the stop block and the spring pressing plate.
Preferably, in the above-mentioned rail vehicle connecting device, the end structure is specifically a straight-line-shaped twist lock, an outer end position of the straight-line-shaped twist lock is provided with a twist lock seat matched with the straight-line-shaped twist lock, a preset angle is formed on the twist lock seat, and a locking position and an unlocking position are respectively arranged on the twist lock seat and are respectively used for locking the positioning pin shaft position and the releasing positioning pin shaft position.
The invention provides a railway vehicle connecting device which comprises a detachable rod-shaped connecting component and a ball head component which is rotatably connected with two ends of the rod-shaped connecting component, wherein the base part of the ball head component is respectively fixedly installed with a front vehicle and a rear vehicle, the rod-shaped connecting component is used for connecting or separating the front vehicle and the rear vehicle, and the ball head component is used for relatively steering and connecting the front vehicle and the rear vehicle. According to the connecting device, large-angle rotation connection in the whole three-dimensional space is realized through the ball head assemblies, the proper connection distance is ensured to be structural by matching with the rod-shaped connecting assemblies, one of the ball head assemblies is arranged in pairs on the front vehicle, the other ball head assembly is arranged on the rear vehicle, and the flexibility of the rotation angle can be fully ensured by the two ball head assemblies; in addition, in order to guarantee the easy dismounting of connection, the rod-shaped connecting component can be split, and the connection of the front and rear vehicles is disconnected conveniently when needed, and the detachable structure is arranged on the rod-shaped connecting component to ensure the stability of the rotating connection of the ball head component, so that the connection looseness caused by repeated dismounting can be avoided. In summary, the railway vehicle connecting device provided by the invention effectively solves the technical problems that the prior railway vehicle connecting device cannot meet the front and rear vehicle connecting requirements when the vehicle has a larger steering angle in a horizontal or vertical plane, and the like.
In order to achieve the second object described above, the present invention also provides a rail vehicle comprising any one of the rail vehicle connecting devices described above. Since the above-mentioned rail vehicle connecting device has the above-mentioned technical effects, the rail vehicle having the rail vehicle connecting device should also have corresponding technical effects.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a railway vehicle connecting device according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional structure of a railway vehicle connecting device according to an embodiment of the present invention.
The figures are marked as follows:
the ball head assembly 1, the rod-shaped connecting assembly 2, the frame ball hinge seat 3, the ball hinge seat 4, the round platform structure 5, the compression spring 6, the connecting rod 7, the outer guide sleeve 8, the connecting shaft sleeve 9, the rotary lock seat 10, the positioning pin 11, the straight rotary lock 12, the connecting shaft pin 13, the ball head 14, the spring pressing plate 15, the stop block 16 and the jacking spring 17.
Detailed Description
The embodiment of the invention discloses a railway vehicle connecting device, which aims to solve the technical problems that the prior railway vehicle connecting device cannot meet the requirements of front and rear vehicle connection when a vehicle has a larger steering angle in a horizontal or vertical plane, and the like.
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of a railway vehicle connection device according to an embodiment of the present invention; fig. 2 is a schematic cross-sectional structure of a railway vehicle connecting device according to an embodiment of the present invention.
The invention provides a railway vehicle connecting device, which comprises a detachable rod-shaped connecting component 2 and a ball component 1 rotatably connected with two ends of the rod-shaped connecting component, wherein the base part of the ball component 1 is respectively fixedly installed with a front vehicle and a rear vehicle, the rod-shaped connecting component 2 is used for connecting or separating the front vehicle and the rear vehicle, and the ball component 1 is used for relatively steering and connecting the front vehicle and the rear vehicle.
According to the connecting device provided by the embodiment, large-angle rotation connection in the whole three-dimensional space is realized through the ball head assemblies, the proper connection distance is ensured to be structural by matching with the rod-shaped connecting assemblies, one group of the ball head assemblies is arranged in pairs on the front vehicle, the other group of the ball head assemblies is arranged on the rear vehicle, and the flexibility of the rotation angle can be fully ensured by the two groups of the ball head assemblies; in addition, in order to guarantee the easy dismounting of connection, the rod-shaped connecting component can be split, and the connection of the front and rear vehicles is disconnected conveniently when needed, and the detachable structure is arranged on the rod-shaped connecting component to ensure the stability of the rotating connection of the ball head component, so that the connection looseness caused by repeated dismounting can be avoided. In summary, the railway vehicle connecting device provided by the invention effectively solves the technical problems that the prior railway vehicle connecting device cannot meet the front and rear vehicle connecting requirements when the vehicle has a larger steering angle in a horizontal or vertical plane, and the like.
In order to further optimize the above technical solution, in the above-mentioned railway vehicle connecting device, preferably, the ball head assembly 1 includes a ball head 14 mounted and fixed at two ends of the rod-shaped connecting assembly 2, a ball socket 4 rotatably matched with the ball head 14, and frame ball sockets 3 mounted and fixed with front and rear vehicles respectively, and hemispherical grooves are formed in the ball socket 4 and the frame ball sockets 3, so as to form a spherical cavity for accommodating the ball head 14 through butt joint.
In the technical scheme provided by the embodiment, the design of the ball head is further optimized, the ball head is fixed through the two half mutually-butted seat bodies, hemispherical cavities are formed in the two half seat bodies, the complete spherical cavity is formed through butt joint of the two half seat bodies so as to match with the rotation of the ball head, and the butt joint mode of the two half seat bodies is adopted to facilitate processing and assembly of the structure.
In order to further optimize the above technical solution, in the above-mentioned railway vehicle connecting device, preferably, one end of the spherical hinge seat 4 connected with the middle part of the rod-shaped connecting component 2 is provided with an extended round table structure 5, the round table structure 5 is sleeved with a compression spring 6 that pushes up the spherical hinge seat 4, the rod-shaped connecting component 2 is also sleeved and fixed with an outer guide sleeve 8, and the outer guide sleeve 8 pushes up the other end of the compression spring 6, so that the rod-shaped connecting component 2 can keep vertical under the action of gravity.
In the technical scheme that this embodiment provided, further put forward compression spring's structure to the cooperation of adaptability has set up outer uide bushing and round platform structure so that better fixed spring's position, prevents its tight position deviation in top, through setting up compression spring's structure, provides tensioning pressure to the structure at both ends, thereby guarantees that the structure that the left and right sides is connected can not be because of the dead weight lower hem, can restore to the throne and keep in accurate counterpoint position with it.
In order to further optimize the above technical solution, it is preferable that, in the above embodiment, in the rail vehicle connecting device, the rod-shaped connecting assembly 2 includes a first connecting portion and a second connecting portion for connecting with the ball head assemblies 1 of the front vehicle and the rear vehicle, respectively, and the first connecting portion and the second connecting portion are detachably abutted.
In order to further optimize the above technical solution, in the above-mentioned railway vehicle connecting device, preferably, on the basis of the above-mentioned embodiment, the first connecting portion includes a connecting rod 7 with an end portion connected with a ball head 14, the other end of the connecting rod 7 is connected with a connecting shaft sleeve 9, the second connecting portion also includes a connecting rod 7 with a ball head 14 connected, the other end of the connecting rod 7 is connected with a connecting shaft pin 13, and a columnar cavity is disposed in the connecting shaft sleeve 9 and is detachably inserted and connected with the connecting shaft pin 13.
In the technical scheme provided by the embodiment, the design of the rod-shaped connecting assembly is further optimized, the front car and the rear car which are connected with each other through the connecting structure can be conveniently connected integrally and separated through the separable butting structure of the first connecting part and the second connecting part, and the connection and the separation can be simply and stably realized through the separable plug-in mounting of the connecting shaft sleeve and the connecting shaft pin which are arranged at the end part of the connecting rod.
In order to further optimize the technical solution, in the above-mentioned railway vehicle connecting device, preferably, the columnar cavity in the connecting shaft sleeve 9 is radially provided with a plurality of pin holes for inserting the positioning pins 11, and the outer periphery of the connecting shaft pin 13 is provided with an annular groove for matching with the end of the positioning pin 11 inserted radially from the connecting shaft sleeve to position the axial relative position between the connecting shaft sleeve 9 and the connecting shaft pin 13.
In the technical scheme provided by the embodiment, the internal connection structure design of the connecting shaft sleeve is further optimized, a plurality of pin holes are uniformly distributed in the columnar cavity in the connecting shaft sleeve along the radial direction of the circumferential surface of the columnar cavity, and a plurality of groups of positioning pin shafts are matched to promote the firmness of connection fixation of the connecting shaft sleeve between the connecting shaft pins, so that the connecting shaft pins can be effectively limited and fixed in the shaft sleeve to prevent the connecting shaft pin from falling off; the outer periphery of the connecting shaft pin is provided with an annular groove, and under the condition that the connecting shaft pin is inserted into the connecting shaft sleeve in place, the opening direction of the annular groove is aligned with the pin hole, so that the positioning pin shaft can pass through the pin hole, and then the end head is inserted into the annular groove to realize positioning.
In order to further optimize the above technical solution, in the above-mentioned railway vehicle connecting device, preferably, a tightening spring 17 is sleeved on the outer periphery of the positioning pin 11, so as to tighten the positioning pin 11 in the annular groove, and the positioning pin 11 can be positioned and fixed at the position in the pin hole through the outer end.
In the technical scheme that this embodiment provided, further optimized the cooperation design between locating pin axle and the connecting rod tip, the cooperation locating pin axle sets up the tight spring in top for with the direction top of locating pin axial inside annular groove tightly, exert the tight force in top, more effectually prevent that locating pin axle from deviate from, make first connecting portion with the butt joint of second connecting portion is both more firm, locating pin axle preferably sets up the outer end structure of inflation, prevents because inwards spring pressure, makes locating pin axle inwards deviate from.
In order to further optimize the above technical solution, in the above-mentioned railway vehicle connecting device, preferably, a spring pressing plate 15 is fixedly installed at a position of the outer side surface of the connecting sleeve 9 corresponding to the pin hole, the positioning pin 11 is limited at the outer side of the spring pressing plate 15 through an end structure, a stop block 16 matched with the annular groove is installed at an inner end thread of the positioning pin 11, and two ends of the pushing spring 17 respectively push against the stop block 16 and the spring pressing plate 15.
In the technical scheme provided by the embodiment, the connection design of the positioning pin shaft in the embodiment is further optimized, the spring pressing plate is arranged at the position, corresponding to the pin hole, of the outer side face of the connecting shaft sleeve, the spring pressing plate is used for limiting the propping spring in a matched mode with the outer end of the positioning pin shaft, the propping position can be provided for the compacting spring, the stop block is arranged at the inner end of the positioning pin shaft, the inner end of the positioning pin shaft can be matched with the annular groove better, and the situation that the surface structure of the end of the positioning pin shaft is deformed and damaged is prevented.
In order to further optimize the above technical solution, in the above-mentioned railway vehicle connection device, the end structure is specifically a linear twist lock 12, a twist lock seat 10 matched with the linear twist lock 12 is disposed at an outer end position of the linear twist lock 12, and a locking position and an unlocking position are respectively disposed on the twist lock seat 10 at preset angles, and are respectively used for locking the position of the positioning pin 11 and releasing the position of the positioning pin 11.
The technical scheme that this embodiment provided further provides a design that can make the device conveniently unblock, install a style of calligraphy twistlock or its end itself in the end structure department of locating pin axle and have such integral type structure, set up the twistlock seat in the position outside the spring clamp plate, be provided with the locking position and unlock the position on it, the preferred design of locking position is the style of calligraphy heavy groove of the outer structure of cooperation style of calligraphy twistlock, when the structure of twistlock sinks into the heavy inslot, locating pin axle is under compression spring's effect, its inner position inserts annular groove completely and realizes the location locking, the lock position of the same can be for the boss structure with style of calligraphy twistlock complex at the twistlock seat is protruding, when the unblock, only need outwards tensile style of calligraphy twistlock, pull out it from style of calligraphy heavy groove, rotate the twistlock make it under the spring effect the top tight unblock position can, at this moment under boss structure's effect, locating pin axle is limited in the position of pulling out, its inside end does not form the locking with annular groove, then can conveniently unblock.
By adopting the design of the embodiment, the positioning pin shaft has better controllability on positioning limitation between the connecting shaft pin and the connecting shaft sleeve, and due to the design of the compression spring matched with the rotary lock and the rotary lock seat, the positioning pin shaft is not easy to separate from a locking position under the action of other external forces such as vibration when entering a locking station to form the locking, so that the locking stability is ensured, and the connecting shaft sleeve and the connecting shaft pin are manually separated through the simple operation action of an operator, and the front and rear vehicle separation and the docking operation are easy to carry out.
Based on the rail vehicle connecting device provided in the embodiment, the invention further provides a rail vehicle, and the rail vehicle comprises any one of the rail vehicle connecting devices. Since the rail vehicle adopts the rail vehicle connecting device in the above embodiment, the rail vehicle has the advantageous effects described in the above embodiment.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The rail vehicle connecting device is characterized by comprising a detachable rod-shaped connecting component and a ball head component which is rotatably connected with two ends of the rod-shaped connecting component, wherein the base part of the ball head component is respectively fixedly installed with a front vehicle and a rear vehicle, the rod-shaped connecting component is used for connecting or separating the front vehicle and the rear vehicle, and the ball head component is used for relatively steering and connecting the front vehicle and the rear vehicle;
the ball head assembly comprises a ball head which is fixedly arranged at two ends of the rod-shaped connecting assembly, a ball hinge seat which is rotatably matched with the ball head, and a frame ball hinge seat which is fixedly arranged with a front car and a rear car respectively, wherein hemispherical grooves are formed in the ball hinge seat and the frame ball hinge seat and are used for forming a spherical cavity for accommodating the ball head through butt joint; the ball head is fixed through two half mutually butted seat bodies, hemispherical cavities are arranged in the two half seat bodies, and the spherical cavities are formed completely through butt joint of the two half seat bodies so as to match with the rotation of the ball head;
the spherical hinge seat is characterized in that one end, connected with the middle part of the rod-shaped connecting component, of the spherical hinge seat is provided with an extended round platform structure, a compression spring propping up the spherical hinge seat is sleeved on the round platform structure, an outer guide sleeve is fixedly sleeved on the rod-shaped connecting component, the outer guide sleeve is propped up against the other end of the compression spring, and the rod-shaped connecting component can be kept vertical under the action of gravity.
2. The rail vehicle connection apparatus of claim 1, wherein the rod-shaped connection assembly includes first and second connection portions for connection with ball head assemblies of front and rear vehicles, respectively, the first and second connection portions being detachably butted.
3. The railway vehicle connecting device according to claim 2, wherein the first connecting portion comprises a connecting rod with an end connected with a ball head, the other end of the connecting rod is connected with a connecting shaft sleeve, the second connecting portion also comprises a connecting rod connected with the ball head, the other end of the connecting rod is connected with a connecting shaft pin, and a columnar cavity is arranged in the connecting shaft sleeve and is detachably connected with the connecting shaft pin in a plug-in mode.
4. A rail vehicle coupling device according to claim 3, wherein the cylindrical cavity in the coupling sleeve is radially provided with a plurality of pin holes for receiving the locating pins, and the coupling pin is peripherally provided with annular grooves for cooperating with the locating pin ends radially inserted therefrom to locate the axial relative position between the coupling sleeve and the coupling pin.
5. The railway vehicle connecting device according to claim 4, wherein a tightening spring is sleeved on the periphery of the positioning pin shaft and used for tightening the positioning pin shaft in the annular groove, and the positioning pin shaft can be positioned and fixed in the pin hole through the outer end.
6. The railway vehicle connecting device according to claim 5, wherein a spring pressing plate is fixedly arranged on the outer side surface of the connecting shaft sleeve at a position corresponding to the pin hole, the positioning pin shaft is limited on the outer side of the spring pressing plate through an end head structure, a stop block matched with the annular groove is arranged on the inner end thread of the positioning pin shaft, and two ends of the pushing spring are respectively pushed against the stop block and the spring pressing plate.
7. The railway vehicle connecting device according to claim 6, wherein the end structure is specifically a linear twist lock, a twist lock seat matched with the linear twist lock is arranged at the outer end position of the linear twist lock, and a locking position and an unlocking position are respectively arranged on the twist lock seat at preset angles and are respectively used for locking the positioning pin shaft position and releasing the positioning pin shaft position.
8. A rail vehicle comprising a rail vehicle connection device according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711215508.3A CN107804337B (en) | 2017-11-28 | 2017-11-28 | Rail vehicle and connecting device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711215508.3A CN107804337B (en) | 2017-11-28 | 2017-11-28 | Rail vehicle and connecting device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107804337A CN107804337A (en) | 2018-03-16 |
| CN107804337B true CN107804337B (en) | 2024-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711215508.3A Active CN107804337B (en) | 2017-11-28 | 2017-11-28 | Rail vehicle and connecting device thereof |
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| CN (1) | CN107804337B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109334701B (en) * | 2018-11-20 | 2019-12-06 | 浩玉德(苏州)智能科技有限公司 | intelligent rail transit turnover carriage butt joint engaging and disengaging method |
| CN113120020B (en) * | 2021-03-16 | 2022-06-17 | 中铁工程服务有限公司 | Self-rotating type vehicle receiving device and method |
| CN113482667A (en) * | 2021-08-19 | 2021-10-08 | 重庆交通大学 | Tunnel steel frame connecting device adapting to two-way deformation |
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| CN202624256U (en) * | 2012-06-18 | 2012-12-26 | 上海大屯能源股份有限公司 | Hard connection device for mining transportation equipment |
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| CN103277404A (en) * | 2013-06-26 | 2013-09-04 | 玉环津力汽车配件有限公司 | Automobile ball component |
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