CN211196198U - Vehicle connecting device and rail vehicle - Google Patents
Vehicle connecting device and rail vehicle Download PDFInfo
- Publication number
- CN211196198U CN211196198U CN201921457850.9U CN201921457850U CN211196198U CN 211196198 U CN211196198 U CN 211196198U CN 201921457850 U CN201921457850 U CN 201921457850U CN 211196198 U CN211196198 U CN 211196198U
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- 238000009434 installation Methods 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 210000005069 ears Anatomy 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000008878 coupling Effects 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
Its volume is great for overcoming among the prior art current rail vehicle's vehicle connecting device, occupies automobile body installation space too big, to small-size rail vehicle problem that is not applicable, the utility model provides a vehicle connecting device and rail vehicle. The vehicle connecting device comprises a first pull rod, a second pull rod, two hook heads and a locking mechanism, wherein the locking mechanism comprises a locking stop block and a locking spring; the first hinged end is provided with a U-shaped clamping groove, and the second hinged end is internally provided with an installation space; the locking dog is installed in the installation space, the utility model provides a vehicle connecting device owing to have the locking mechanism including locking dog and locking spring, its locking dog and locking spring are installed on the second pull rod with compact mode, and with the draw-in groove cooperation of U-shaped on the first pull rod, realize locking and unblock between first pull rod and the second pull rod. The vehicle connecting device has compact structure and small volume, and occupies small vehicle body installation space.
Description
Technical Field
The utility model relates to a rail vehicle field especially indicates the connection field between rail vehicle's the vehicle.
Background
In rail vehicles, when the vehicle needs rescue or is used in connection. Vehicle connection devices are often used to connect front and rear vehicles.
The vehicle connecting device is a folding coupler which is commonly used at present, the folding coupler comprises a front pull rod, a rear pull rod and a locking component, wherein the front pull rod, the rear pull rod and the locking component can rotate mutually; the handle transmits the pulling force to the pulling block through the pulling rope, the pulling block drives the pin shaft to rotate, the locking stop block is sleeved on the pin shaft, the pin shaft drives the locking stop block to rotate around the central shaft of the pin shaft, and the locking stop block is matched with a U-shaped groove arranged on the pulling rod to be locked or pulled out from the U-shaped groove to be unlocked.
When the train normally operates, the car coupler is in a folded state, the car coupler is fixed below a train body through a coupler head fixing device, when the train needs to be rescued or is in reconnection operation, a car end air guide sleeve and an opening and closing mechanism need to be opened, the folded car coupler is unfolded and straightened, a U-shaped groove of a rear pull rod is clamped into a front pull rod, a locking stop block of the front pull rod is embedded into the U-shaped groove of the front end of the rear pull rod, the locking stop block is arranged in a front pull rod cavity at the joint of the front pull rod and the rear pull rod, the locking effect is achieved, so that the car coupler is connected and hung, and the purpose of rescuing or reconnection is achieved.
However, this type of vehicle connection device is not suitable for small-sized rail vehicles because it is bulky and occupies too much space for mounting the vehicle body.
SUMMERY OF THE UTILITY MODEL
Its volume is great for overcoming among the prior art current rail vehicle's vehicle connecting device, occupies automobile body installation space too big, to small-size rail vehicle problem that is not applicable, the utility model provides a vehicle connecting device and rail vehicle.
One aspect of the present invention provides a vehicle connection device, comprising a first pull rod, a second pull rod and two hook heads, wherein the first pull rod comprises a first hinge end and a first hook lock end; the second pull rod comprises a second hinged end and a second hook lock end; the first hinged end and the second hinged end are hinged; the first hook locking end and the second hook locking end are respectively provided with the hook head;
the locking mechanism comprises a locking stop block and a locking spring;
the first hinged end is provided with a U-shaped clamping groove, the second hinged end is provided with two hinged support arms, the first hinged end is positioned between the two hinged support arms, and the first hinged end and the second hinged end are hinged through a rotating shaft;
an installation space is arranged in the second hinged end; the locking stopper is installed in the installation space, and includes a hinge portion, a protrusion portion, and an operating portion; the hinged part is hinged on the second hinged end through a hinged shaft, so that the locking stop block can rotate around the hinged shaft; the convex part is matched with the clamping groove on the first hinged end and can be clamped into the clamping groove or separated from the clamping groove; the locking spring is arranged between the second hinged end and the operating part and used for applying elastic force on the operating part to enable the convex part to be clamped into the clamping groove.
The utility model provides a vehicle connecting device owing to have the locking mechanism including locking dog and locking spring, its locking dog and locking spring install on the second pull rod with compact mode, with the draw-in groove cooperation of U-shaped on the first pull rod, realize locking and unblock between first pull rod and the second pull rod. The relative rotation of the first pull rod and the second pull rod in the coupling process is realized, the relative fixation of the two pull rods in the operation process is ensured, and the safety distance between two vehicles is ensured. And the hook head can swing vertically around a connecting rod on the vehicle, so that a required vertical swing angle between two connected and hung vehicles is realized when the vehicles go up and down a slope, and a required horizontal swing angle between the two connected and hung vehicles is realized when the vehicles pass through a curve by the horizontal swing of the hook head and the pull rod around the end part rotating pin shaft. And the vehicle connecting device has compact structure and small volume, and occupies small vehicle body installation space.
Furthermore, two mounting lugs are arranged on the second hinged end; the hinge part of the locking stop block is arranged between the two mounting lugs, and the locking stop block is hinged on the two mounting lugs through a hinge shaft.
Further, the first hook end and the second hook end mount the hook head through a rotating shaft.
Further, the threaded bolt is established to rotation axis one end, it has the nut to twist on the screw thread, be equipped with the jack on the nut, it prevents changeing the bolt to insert in the jack.
Furthermore, the hook head comprises a connecting part and a hook head body, a hook lock vacancy is formed in the hook head body, a limiting rod is arranged at an opening of the hook lock vacancy, and two ends of the limiting rod are connected through a rotating pin and a connecting pin respectively; the limiting rod can rotate around the rotating pin, and the connecting pin can be pulled out or inserted into the rotating pin, so that the hook lock is sealed or unsealed by the limiting rod.
Furthermore, a protruding spring hanging part is arranged on the second hinged end, and two hanging holes are respectively formed in the spring hanging part and the operating part;
the number of the locking springs is two, and the two locking springs are respectively hung on the hanging holes in the operating part and the spring hanging part.
Furthermore, avoidance holes are formed in the two hinged support arms on the second hinged end, and the holes in the hinged support arms and the space between the hinged support arms form the installation space;
the two hinged support arms are arranged up and down, the two mounting lugs are arranged on the lower hinged support arm downwards, and the hinged end of the locking stop block penetrates through the avoidance hole of the lower hinged support arm to be hinged between the two mounting lugs.
Further, the convex part on the locking block is positioned between the two hinged support arms.
Furthermore, the operation portion extends out from the avoiding hole in the hinged support arm on the upper portion, and the spring hanging portion is arranged on the hinged support arm on the upper portion and extends upwards.
The utility model provides a rail vehicle, including foretell vehicle connecting device.
The utility model provides a rail vehicle has the vehicle connecting device after the improvement on it, owing to have the locking mechanism including locking dog and locking spring, its locking dog and locking spring are installed on the second pull rod with compact mode, and with the draw-in groove cooperation of U-shaped on the first pull rod, realize locking and unblock between first pull rod and the second pull rod. The relative rotation of the first pull rod and the second pull rod in the coupling process is realized, the relative fixation of the two pull rods in the operation process is ensured, and the safety distance between two vehicles is ensured. And the hook head can swing vertically around a connecting rod on the vehicle, so that a required vertical swing angle between two connected and hung vehicles is realized when the vehicles go up and down a slope, and a required horizontal swing angle between the two connected and hung vehicles is realized when the vehicles pass through a curve by the horizontal swing of the hook head and the pull rod around the end part rotating pin shaft. And the vehicle connecting device has compact structure and small volume, and occupies small vehicle body installation space.
Drawings
FIG. 1 is a perspective view of a vehicle attachment apparatus according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is an enlarged schematic view at B of FIG. 1;
FIG. 4 is a schematic view of a first operating condition of a vehicle interface provided in an embodiment of the present invention;
FIG. 5 is a schematic view of a second operating condition of the vehicle attachment apparatus provided in an embodiment of the present invention;
fig. 6 is a schematic top view of a vehicle connection device according to an embodiment of the present invention.
Fig. 7 is an enlarged schematic view at C in fig. 6.
Wherein, 1, a first pull rod; 2. a second pull rod; 3. a hook head; 4. locking the stop block; 5. a rotating shaft;
11. a first hinged end; 12. a first hook lock end; 111. a card slot;
21. a second hinged end; 22. a second hook lock end; 210. avoiding holes; 211. the supporting arm is hinged; 212. mounting lugs; 213. a spring hanging part;
30. the hook lock is vacant; 31. a connecting portion; 32. a limiting rod; 33. a rotation pin; 34. a connecting pin;
41. a convex portion; 42. an operation section; 43. a hinge portion; 431. hinging a shaft; 44. a locking spring;
51. a thread; 52. a nut; 53. prevent changeing the bolt.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to further explain the present invention in detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "radial", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; may be a mechanical connection, may be an electrical connection; may be directly connected, may be indirectly connected through intervening media, or may be internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
As shown in fig. 1, 2 and 3, the present example provides a vehicle connecting device, comprising two pull rods and two hook heads 3, wherein the two pull rods comprise a first pull rod 1 and a second pull rod 2, and the first pull rod 1 comprises a first hinged end 11 and a first hook locking end 12; the second pull rod 2 comprises a second hinged end 21 and a second hook end 22; the first hinged end 11 and the second hinged end 21 are hinged; the first hook end 12 and the second hook end 22 are respectively provided with the hook head 3; in this example, the pull rod on the left side of the paper surface in fig. 1 is a first pull rod 1, and the pull rod on the right side of the paper surface is a second pull rod 2;
the locking mechanism comprises a locking stop block 4 and a locking spring 44;
the first hinged end 11 is provided with a U-shaped clamping groove 111, the second hinged end 21 is provided with two hinged support arms 211, the first hinged end 11 is positioned between the two hinged support arms 211, and the first hinged end 11 is hinged with the second hinged end 21 through a rotating shaft 5;
an installation space is arranged in the second hinged end 21; the locking stopper 4 is installed in the installation space, the locking stopper 4 including a hinge portion 43, a protrusion 41, and an operating portion 42; the hinge part 43 is hinged to the second hinge end 21 through a hinge shaft 431, so that the locking stopper 4 can rotate around the hinge shaft 431; the protrusion 41 is adapted to the slot 111 of the first hinge end 11, and can be inserted into the slot 111 or be pulled out of the slot 111; the locking spring 44 is disposed between the second hinge end 21 and the operating portion 42, and is used for applying an elastic force to the operating portion 42, so that the protrusion 41 is clamped into the clamping groove 111.
Specifically, as shown in the enlarged view of fig. 2, two mounting ears 212 are provided on the second hinged end 21; the hinge portion 43 of the locking stopper 4 is disposed between the two mounting ears 212, and the locking stopper 4 is hinged to the two mounting ears 212 by a hinge shaft 431.
In order to further make the structure more compact and reduce the volume, the two hinged arms 211 on the second hinged end 21 are formed with avoiding holes 210, and the space between the avoiding holes 210 on the hinged arms 211 and the hinged arms 211 forms the installation space; the two hinged support arms 211 are arranged up and down, the two mounting lugs 212 are arranged on the lower hinged support arm 211 in a downward direction, and the hinge part 43 of the locking stop block 4 penetrates through the avoidance hole 210 of the lower hinged support arm 211 to be hinged between the two mounting lugs 212. The protrusion 41 on the locking dog 4 is located between the two hinge arms 211. The operation portion 42 extends from the avoiding hole 210 on the upper hinge arm 211, and the spring hanging portion 213 is disposed on the upper hinge arm 211 and extends upward.
Wherein the first hook end 12 and the second hook end 22 mount the hook head 3 via a rotation shaft 5, as shown in fig. 3. That is, in this example, the hook head 3 is mounted on the first pull rod 1 and the second pull rod 2 through the rotating shaft 5, so that the hook head 3 can rotate on the first pull rod 1 and the second pull rod 2 centering on the rotating shaft 5, and at the same time, the first pull rod 1 and the second pull rod 2 are hinged through the rotating shaft 5, so that the first pull rod 1 and the second pull rod 2 can rotate relatively.
In this example, the rotating shaft 5 is a bolt having a thread 51 at one end, a nut 52 is screwed on the thread 51, and a socket (not shown) is provided in the nut 52, and a rotation-preventing bolt 53 is inserted in the socket. The other end of the bolt is typically provided with a hexagonal head (which may be of other shapes). The first hook lock end 12, the second hook lock end 22 and the hook head 3 are provided with shaft holes (not marked in the figure), the first hinge end 11 and the second hinge end 21 are provided with shaft holes, so that the bolts can pass through the shaft holes and then the nuts 52 are screwed, meanwhile, the nuts 52 are radially provided with insertion holes, and the insertion holes are inserted with anti-rotation bolts 53 to prevent the nuts 52 from being separated from the screws. Preferably, the nut 52 may be provided with symmetrical notches, and the nut 52 may be inserted into the screw from the notches, thereby further preventing the nut 52 from being removed.
The hook head 3 comprises a connecting part 31 and a hook head 3 body, a hook lock vacancy 30 is formed on the hook head 3 body, a limiting rod 32 is arranged at an opening of the hook lock vacancy 30, and two ends of the limiting rod 32 are respectively connected with the connecting pin 34 through a rotating pin 33; the stopper rod 32 can rotate around the rotation pin 33, and the connection pin 34 can be pulled out or inserted in order to seal or unseal the hook lock gap 30 by the stopper rod 32. The connecting portion 31 is used to connect the first hook end 12 and the second hook end 22, which are provided to receive the shaft hole of the bolt. The hook lock gap 30 is used for clamping the connecting and hanging rod, and the connecting and hanging rod is limited in the hook lock gap 30 through the limiting rod 32. When the hook needs to be hung, the connecting pin 34 is pulled out, the limiting rod 32 rotates anticlockwise around the rotating pin 33, and after the hook head 3 is connected with the hanging rod, the limiting rod 32 is locked through the connecting pin 34, so that the hanging rod is prevented from being separated from the hook lock cavity 30 in the operation process.
Preferably, in this embodiment, a protruding spring hanging portion 213 is disposed on the second hinged end 21, and two hanging holes (not labeled in the figure) are disposed on the spring hanging portion 213 and the operating portion 42, respectively;
the number of the locking springs 44 is two, and the two locking springs 44 are respectively hung on the hanging holes of the operating part 42 and the spring hanging part 213. The locking and unlocking processes of the locking mechanism are described as follows:
as shown in fig. 4, in the locked state, under the elastic force of the locking spring 44, the protrusion 41 on the locking block 4 is snapped into the snap groove 111 on the first hinged end 11 of the first pull rod 1, so that the first pull rod 1 and the second pull rod 2 are kept in a linear state, and the first pull rod 1 and the second pull rod 2 cannot rotate relatively.
As shown in fig. 5, when the vehicle connection device is needed to rescue, the operation part 42 is manually rotated clockwise to overcome the elastic force of the locking spring 44, as shown in fig. 6 and 7, the convex part 41 on the locking stop 4 is separated from the slot 111, at this time, the first pull rod 1 and the second pull rod 2 can be relatively rotated, the distance between the two hook heads 3 of the vehicle connection device can be adjusted through the relative rotation of the two pull rods, so as to realize the coupling with the coupling rod (or coupling shaft) of the two vehicles, after the coupling is completed, the rescue vehicle drags the vehicle to be rescued into a straight line, the convex part 41 of the locking stop 4 is clamped into the slot 111 under the elastic force of the locking spring 44, at this time, the two pull rods are kept in a straight line state, and the safe distance of the two vehicles during the driving process is ensured.
The vehicle connecting device provided by the embodiment has the locking mechanism comprising the locking stop 4 and the locking spring 44, and the locking stop 4 and the locking spring 44 are arranged on the second pull rod 2 in a compact mode and are matched with the U-shaped clamping groove 111 on the first pull rod 1 to realize locking and unlocking between the first pull rod 1 and the second pull rod 2. The relative rotation of the first pull rod 1 and the second pull rod 2 in the coupling process is realized, the relative fixation of the two pull rods in the operation process is ensured, and the safety distance between two vehicles is ensured. And the hook head 3 can swing vertically around a connecting rod on the vehicle, so that a required vertical swing angle between two connected vehicles is realized when the vehicles go up and down a slope, and a required horizontal swing angle between the two connected vehicles is realized when the vehicles pass through a curve by the horizontal swing of the hook head 3 and the pull rod around the rotating shaft 5. And the vehicle connecting device has compact structure and small volume, and occupies small vehicle body installation space.
Example 2
The present example provides a railway vehicle comprising the vehicle connecting device of the above-described embodiment 1. Since other structures of the railway vehicle are not improved in this example, but only the vehicle connection device is improved, and the vehicle connection device is described in detail in embodiment 1, detailed description thereof is omitted.
The utility model provides a rail vehicle has the vehicle connecting device after the improvement on it, owing to have the locking mechanism including locking dog 4 and locking spring 44, its locking dog 4 and locking spring 44 are installed on second pull rod 2 with compact mode, cooperate with draw-in groove 111 of the last U-shaped of first pull rod 1, realize locking and unblock between first pull rod 1 and the second pull rod 2. The relative rotation of the first pull rod 1 and the second pull rod 2 in the coupling process is realized, the relative fixation of the two pull rods in the operation process is ensured, and the safety distance between two vehicles is ensured. And the hook head 3 can swing vertically around a connecting rod on the vehicle, so that a required vertical swing angle between two connected vehicles is realized when the vehicles go up and down a slope, and a required horizontal swing angle between the two connected vehicles is realized when the vehicles pass through a curve by the horizontal swing of the hook head 3 and the pull rod around the rotating shaft 5. And the vehicle connecting device has compact structure and small volume, and occupies small vehicle body installation space.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A vehicle connecting device is characterized by comprising a first pull rod, a second pull rod and two hook heads, wherein the first pull rod comprises a first hinged end and a first hook lock end; the second pull rod comprises a second hinged end and a second hook lock end; the first hinged end and the second hinged end are hinged; the first hook locking end and the second hook locking end are respectively provided with the hook head;
the locking mechanism comprises a locking stop block and a locking spring;
the first hinged end is provided with a U-shaped clamping groove, and the second hinged end is provided with two hinged support arms; the first hinged end is positioned between the two hinged support arms, and the first hinged end and the second hinged end are hinged through a rotating shaft;
an installation space is arranged in the second hinged end; the locking stopper is installed in the installation space, and includes a hinge portion, a protrusion portion, and an operating portion; the hinged part is hinged on the second hinged end through a hinged shaft, so that the locking stop block can rotate around the hinged shaft; the convex part is matched with the clamping groove on the first hinged end and can be clamped into the clamping groove or separated from the clamping groove; the locking spring is arranged between the second hinged end and the operating part and used for applying elastic force on the operating part to enable the convex part to be clamped into the clamping groove.
2. The vehicle attachment device of claim 1 wherein said second hinged end has two mounting ears thereon; the hinge part of the locking stop block is arranged between the two mounting lugs, and the locking stop block is hinged on the two mounting lugs through a hinge shaft.
3. The vehicle attachment device of claim 1 wherein the first and second hook ends mount the hook head via a rotating shaft.
4. The vehicle connecting device according to claim 3, wherein the rotary shaft is provided at one end thereof with a threaded bolt, and a nut is screwed on the bolt; the nut is provided with a jack, and an anti-rotation bolt is inserted into the jack.
5. The vehicle attachment device of claim 1 wherein the hook head comprises an attachment portion and a hook head body; a hook lock vacancy is formed on the hook head body, and a limiting rod is arranged at the opening of the hook lock vacancy; two ends of the limiting rod are respectively connected with the connecting pin through a rotating pin; the limiting rod can rotate around the rotating pin, and the connecting pin can be pulled out or inserted into the rotating pin, so that the hook lock is sealed or unsealed by the limiting rod.
6. The vehicle connecting device according to claim 2, wherein a protruding spring hanging portion is provided on the second hinged end, and two hanging holes are provided on the spring hanging portion and the operating portion, respectively;
the number of the locking springs is two, and the two locking springs are respectively hung on the hanging holes in the operating part and the spring hanging part.
7. The vehicle connecting device according to claim 6, wherein the two hinge arms at the second hinge end are formed with relief holes, and the holes in the hinge arms and the space between the hinge arms form the installation space;
the two hinged support arms are arranged up and down, the two mounting lugs are arranged on the lower hinged support arm in a downward direction, and the hinged end of the locking stop block penetrates through the avoiding hole of the lower hinged support arm to be hinged between the two mounting lugs.
8. The vehicle attachment device of claim 7 wherein the projection on the locking dog is located between the two hinge arms.
9. The vehicle attachment device according to claim 8, wherein the operating portion protrudes from a relief hole in the upper hinge arm; the spring hanging part is arranged on the hinged support arm at the upper part and extends upwards.
10. A rail vehicle, characterized in that it comprises a vehicle connection device according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921457850.9U CN211196198U (en) | 2019-08-31 | 2019-08-31 | Vehicle connecting device and rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921457850.9U CN211196198U (en) | 2019-08-31 | 2019-08-31 | Vehicle connecting device and rail vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211196198U true CN211196198U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921457850.9U Active CN211196198U (en) | 2019-08-31 | 2019-08-31 | Vehicle connecting device and rail vehicle |
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| CN (1) | CN211196198U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112896224A (en) * | 2021-02-04 | 2021-06-04 | 中车青岛四方车辆研究所有限公司 | Coupler and locking method thereof |
| CN114435420A (en) * | 2022-03-10 | 2022-05-06 | 中车浦镇阿尔斯通运输系统有限公司 | An easy-to-install straddle-type monorail body connection assembly |
| CN114802488A (en) * | 2022-05-25 | 2022-07-29 | 徐工集团工程机械股份有限公司科技分公司 | Novel articulated locking mechanism of loader frame |
| CN116902017A (en) * | 2023-09-06 | 2023-10-20 | 吉林交通职业技术学院 | Rail transit vehicle traction connection frame |
| CN118600651A (en) * | 2024-08-08 | 2024-09-06 | 仪征长江机械有限公司 | A fiber web support on the output side of a needle loom |
| WO2025055058A1 (en) * | 2023-09-12 | 2025-03-20 | 中车制动系统有限公司 | Two-section folding coupler assembly and rail vehicle having same |
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2019
- 2019-08-31 CN CN201921457850.9U patent/CN211196198U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112896224A (en) * | 2021-02-04 | 2021-06-04 | 中车青岛四方车辆研究所有限公司 | Coupler and locking method thereof |
| CN112896224B (en) * | 2021-02-04 | 2022-04-12 | 中车青岛四方车辆研究所有限公司 | Coupler and locking method thereof |
| CN114435420A (en) * | 2022-03-10 | 2022-05-06 | 中车浦镇阿尔斯通运输系统有限公司 | An easy-to-install straddle-type monorail body connection assembly |
| CN114802488A (en) * | 2022-05-25 | 2022-07-29 | 徐工集团工程机械股份有限公司科技分公司 | Novel articulated locking mechanism of loader frame |
| CN116902017A (en) * | 2023-09-06 | 2023-10-20 | 吉林交通职业技术学院 | Rail transit vehicle traction connection frame |
| CN116902017B (en) * | 2023-09-06 | 2023-11-14 | 吉林交通职业技术学院 | Rail transit vehicle traction connection frame |
| WO2025055058A1 (en) * | 2023-09-12 | 2025-03-20 | 中车制动系统有限公司 | Two-section folding coupler assembly and rail vehicle having same |
| CN118600651A (en) * | 2024-08-08 | 2024-09-06 | 仪征长江机械有限公司 | A fiber web support on the output side of a needle loom |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |