CN209836688U - Trackless plate-adjusting vehicle capable of staggering vehicles in tunnel - Google Patents
Trackless plate-adjusting vehicle capable of staggering vehicles in tunnel Download PDFInfo
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- CN209836688U CN209836688U CN201822257758.XU CN201822257758U CN209836688U CN 209836688 U CN209836688 U CN 209836688U CN 201822257758 U CN201822257758 U CN 201822257758U CN 209836688 U CN209836688 U CN 209836688U
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Abstract
The utility model provides a board car is transferred to trackless that can meet by mistake car in tunnel, include: the device comprises a telescopic cross beam, a lifting upright post, a main beam, a steering mechanism, a driving unit, a six-dimensional fine adjustment mechanism, a lifting claw and a power unit. Scalable crossbeam, liftable stand and drive unit can realize transferring the lift of wooden handcart and controlling to become striding, and the wooden handcart of transferring that extends completely can vacate very big let go the space and pass through smoothly with the vehicle and the equipment that the wooden handcart was handed over, and detachable lifting claw can further enlarge and let go the space, and drive unit and steering mechanism cooperate for the walking of transferring the wooden handcart, turn to and the swing of wheel, let the wooden handcart move to each direction, become more nimble.
Description
Technical Field
The utility model relates to a track construction technical field especially relates to a board car is transferred to trackless of intercrossing in tunnel.
Background
At present, the plate adjusting work of the prefabricated road bed plate is mainly carried out through manual work or large-scale equipment, but the manual work is paved with low efficiency, and the large-scale equipment tunnel is moved difficultly, can not be crossed, and once the equipment breaks down, the whole tunnel can be blocked up and can not be operated, and general equipment needs to be paved with a temporary track in advance to move. Therefore, the research and the invention of the trackless shunting trolley capable of staggering the vehicles in the tunnel become the problem which needs to be solved urgently in the field.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve the heavy dumb of accent board equipment among the prior art, the problem of unable staggered wagon in the tunnel, the utility model provides a board car is transferred to trackless of the crisscross staggered wagon in tunnel solves above-mentioned problem.
The utility model provides a technical scheme that its technical problem adopted is: a trackless shunting cart capable of staggering cars in a tunnel comprises:
the device comprises a telescopic cross beam, a lifting upright post, a main beam, a steering mechanism, a driving unit, a six-dimensional fine adjustment mechanism, a lifting claw and a power unit;
the main beams comprise a first main beam and a second main beam which are oppositely arranged on the same horizontal plane, the first main beam is parallel to the second main beam, and the steering mechanisms are respectively arranged above two ends of the first main beam and above two ends of the second main beam;
the lifting upright columns comprise a first upright column, a second upright column, a third upright column and a fourth upright column which are vertically arranged, the bottom ends of the first upright column and the third upright column are respectively connected with two ends of the first main beam, the bottom ends of the second upright column and the fourth upright column are respectively connected with two ends of the second main beam, and the first upright column, the second upright column, the third upright column and the fourth upright column respectively comprise a supporting column and a lifting column;
the telescopic cross beam comprises a first cross beam and a second cross beam, two ends of the first cross beam are respectively connected with the lifting column of the first upright column and the lifting column of the second upright column, two ends of the second cross beam are respectively connected with the lifting column of the third upright column and the lifting column of the fourth upright column, the first cross beam is perpendicular to the first main beam, and the first cross beam and the second cross beam both comprise a connecting column and two telescopic columns;
the driving unit comprises a steering block, a swinging block and wheels;
the six-dimensional fine adjustment mechanism comprises two connecting rods, a first connecting plate, a second connecting plate, a rotary bearing and a fine adjustment frame, the two parallel connecting rods are oppositely arranged, two ends of the two connecting rods are respectively and fixedly connected with a connecting column of the first cross beam and a connecting column of the second cross beam, and two ends of the first connecting plate are respectively connected with the two connecting rods;
the second connecting plate is arranged above the first connecting plate, the first connecting plate and the second connecting plate are connected through the slewing bearing, the axis direction of the slewing bearing is vertical, the outer ring of the slewing bearing is connected with the first connecting plate, a supporting shaft integrally connected with the second connecting plate is vertically arranged below the second connecting plate, and the supporting shaft is inserted into the slewing bearing and connected with the inner ring of the slewing bearing;
the fine adjustment frame is arranged above the two connecting rods and comprises a first cross rod and a second cross rod which are parallel to each other and are oppositely arranged, two ends of the second connecting plate are respectively connected with the first cross rod and the second cross rod, a first hanging beam and a second hanging beam which are perpendicular to the first cross rod are arranged above the first cross rod and the second cross rod in parallel, a first hanging rod and a second hanging rod are respectively arranged below the first hanging beam and below the second hanging beam, the first hanging rod and the second hanging rod are respectively connected with the first hanging beam and the second hanging beam through hanging columns, each hanging column comprises an outer column and an inner column, a blind hole which is consistent with the length direction is formed in the lower end of the outer column, the inner column is inserted into the blind hole and is slidably sleeved with the outer column, the upper portion of the outer column is respectively hinged with two ends of the first hanging beam and two ends of the second hanging beam, the bottom end of the inner column is hinged with the two ends of the first suspender and the two ends of the second suspender respectively;
the lifting claw upper end level is provided with the latch fitting, the latch fitting is greater than the horizontal cross-section of lifting claw, vertically on first jib and the second jib be equipped with the lifting claw through-hole of latch fitting size adaptation, the lifting claw passes the lifting claw through-hole with first jib and second jib are connected.
Preferably, the end of the lifting column is provided with a through hole which is consistent with the length direction of the lifting column, the lifting column is slidably sleeved with the supporting column through the through hole, the end of the connecting column is provided with two blind holes which are consistent with the length direction of the connecting column, and the two telescopic columns are inserted into the blind holes at the two ends of the connecting column and are slidably connected with the connecting column.
Preferably, the steering mechanism comprises a hub reduction gear and a steering shaft, a gear integrally connected with the steering shaft is arranged at the upper end of the steering shaft, and the steering shaft is in transmission connection with the hub reduction gear through the gear;
the tip of girder vertically be equipped with the steering shaft adaptation turn to the through-hole, the steering shaft passes through turn to the through-hole and pass the girder with turn to the upper end fixed connection of piece, every the tip that turns to the piece all is equipped with two decurrent retaining blocks, every retaining block inner wall all is equipped with oscillating bearing, oscillating block sets up two between the retaining block, oscillating block's both ends are equipped with the oscillating shaft, oscillating block passes through oscillating bearing with retaining block connects, wheel rotatable coupling is in oscillating block's side.
Preferably, the support device further comprises a support oil cylinder, and the support oil cylinder is hinged with the main beam.
The beneficial effects of the utility model are that, telescopic beam, liftable stand and drive unit can realize transferring the lift of wooden handcart and controlling to become striding, the wooden handcart that extends completely can vacate very big let go the space and pass through smoothly with the vehicle and the equipment that the wooden handcart was handed over, the detachable lifting claw can further enlarge and let go the space, drive unit and steering mechanism cooperate, a walking for transferring the wooden handcart, turn to and the swing of wheel, let transfer the wooden handcart to remove in all directions, become more nimble.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic diagram of the preferred embodiment of the trackless trolley of the staggered vehicle in the tunnel of the present invention.
Fig. 2 is a schematic diagram of the preferred embodiment of the trackless trolley of the staggered vehicle in the tunnel of the present invention.
Fig. 3 is a schematic diagram of a six-dimensional fine adjustment mechanism for adjusting the plates of the trackless plate adjusting vehicle according to the preferred embodiment of the trackless plate adjusting vehicle capable of staggering vehicles in the tunnel.
Fig. 4 is a schematic diagram of the best embodiment of the trackless trolley for transferring the vehicle to the next vehicle in the tunnel during normal operation.
In the figure, 1, a telescopic crossbeam, 101, a first crossbeam, 102, a second crossbeam, 2, a main beam, 201, a first main beam, 202, a second main beam, 3, a lifting upright post, 4, a driving unit, 401, a steering block, 4011, a holding block, 402, a swinging block, 403, a wheel, 5, a steering mechanism, 501, a wheel-side speed reducer, 502, a steering shaft, 6, a power unit, 7, a six-dimensional fine adjustment mechanism, 701, a connecting rod, 702, a first connecting plate, 703, a slewing bearing, 704, a fine adjustment frame, 7041, a first cross rod, 7042, a second cross rod, 7043, a first hanging beam, 7044, a second hanging beam, 7045, a first hanging rod, 7046, a second hanging rod, 7047, a hanging column, 8, a hanging claw, 801, a locking piece, 9 and a support oil cylinder.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience in describing and simplifying the present invention, 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.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to 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 present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in figures 1-4, the utility model provides a board car is transferred to trackless of intercrossing in tunnel, including telescopic cross beam 1, liftable stand 3, girder 2, steering mechanism 5, drive unit 4, power pack 6 and spreading mechanism 7, liftable stand 3 is vertical to be set up on girder 2.
The main beams 2 comprise a first main beam 201 and a second main beam 202, the first main beam 201 and the second main beam 202 are oppositely arranged on the same horizontal plane, and the first main beam 201 is parallel to the second main beam 202.
Liftable stand 3 includes first stand, second stand, third stand and fourth stand, and first stand, second stand, third stand and fourth stand all include support column and lift post, and the through-hole unanimous with lift post length direction is seted up to the tip of lift post, and the lift post cup joints through-hole and support column slidable, and the lift post can carry out elevating movement along the support column under power pack 6's drive.
The first stand column and the third stand column are respectively vertically arranged at two ends of the first main beam 201, and the bottom end of the support column of the first stand column and the bottom end of the support column of the third stand column are respectively connected with two ends of the first main beam 201. The second upright column and the fourth upright column are respectively vertically arranged at two ends of the second main beam 202, and the bottom end of the supporting column of the second upright column and the bottom end of the supporting column of the fourth upright column are respectively connected with two ends of the second main beam 202.
Scalable crossbeam 1 includes first crossbeam 101 and second crossbeam 102, and first crossbeam 101 and second crossbeam 102 all include spliced pole and two flexible posts, and the tip of spliced pole is equipped with two blind holes unanimous with spliced pole length direction, and the blind hole and the spliced pole sliding connection at spliced pole both ends are inserted to two flexible posts, and two flexible posts can carry out concertina movement under power unit's drive.
Six dimension fine-tuning 7 includes two connecting rods 701, first connecting plate 702, second connecting plate, swivel bearing 703 and fine-tuning frame 704, and two parallel connecting rods 701 set up relatively, and the both ends of two connecting rods 701 respectively with the spliced pole of first crossbeam and the spliced pole fixed connection of second crossbeam, first connecting plate 702 and two connecting rods 701 are located same horizontal plane, and the both ends of first connecting plate 702 are connected with two connecting rods 701 respectively.
The second connecting plate is arranged above the first connecting plate 702, the first connecting plate 702 and the second connecting plate are connected through a slewing bearing 703, and the axis direction of the slewing bearing 703 is the vertical direction. The upper surface of the first connecting plate 702 is provided with a blind hole matched with the rotary bearing 703, the rotary bearing 703 is arranged in the blind hole, the outer ring of the rotary bearing 703 is fixedly connected with the first connecting plate 702, a support shaft integrally connected with the second connecting plate is vertically arranged below the second connecting plate, the size of the support shaft is matched with the inner ring of the rotary bearing 703, and the support shaft is inserted into the rotary bearing 703 and connected with the inner ring of the rotary bearing 703.
The fine adjustment frame 704 comprises a first cross bar 7041 and a second cross bar 7042 which are parallel to each other and are arranged oppositely, two ends of a second connecting plate are connected with the first cross bar 7041 and the second cross bar 7042 respectively, a first hanging beam 7043 and a second hanging beam 7044 which are perpendicular to the first cross bar 7041 are arranged above the first cross bar 7041 and the second cross bar 7042 in parallel, a first hanging rod 7045 and a second hanging rod 7046 are arranged below the first hanging beam 7043 and below the second hanging beam 7044 respectively, the first hanging rod 7045 and the second hanging rod 7046 are connected with the first hanging beam 7043 and the second hanging beam 7044 respectively through hanging columns 7047, each hanging column 7047 comprises an outer column and an inner column, a blind hole which is consistent with the length direction is formed in the lower end of the outer column, the inner column is inserted into the blind hole and slidably sleeved with the outer column, two ends of the first hanging beam 7043 and two ends of the second hanging beam 7044 are hinged above the outer column, and two ends of the inner column are connected with two ends of the first hanging rod 7045 and two ends of the second hanging beam 7046 respectively. The staff can be according to particular case, adjust the height of two jibs.
The locking piece 801 is arranged above the lifting claw 8, the vertical lifting claw 8 through holes matched with the locking piece 801 in size are formed in the first lifting rod 7045 and the second lifting rod 7046, the locking piece 801 of the lifting claw 8 firstly penetrates through the first lifting claw 8 and the second lifting claw 8 from the vertical lifting claw 8 through hole, the lifting claw 8 is rotated to enable the locking piece 801 to be staggered with the lifting claw 8 through hole, and the similar lifting claw 8 is connected with the lifting claw in a hanging mode. When the lifting claw 8 needs to be disassembled, the lifting claw 8 is rotated to place the locking piece 801 of the lifting claw 8 matched with the through hole of the lifting claw 8, and then the locking piece 801 of the lifting claw 8 passes through the through hole of the lifting claw 8 to disassemble the lifting claw 8.
The steering mechanism 5 comprises a wheel-side speed reducer 501 and a steering shaft 502, a gear integrally connected with the steering shaft 502 is arranged at the upper end of the steering shaft 502, and the steering shaft 502 is in transmission connection with the wheel-side speed reducer through the gear.
The driving unit 4 comprises a steering block 401, a swinging block 402 and wheels 403, a steering through hole matched with the steering shaft 502 is vertically arranged at the end part of the main beam, the steering shaft 502 penetrates through the main beam through the steering through hole and is fixedly connected with the upper end of the steering block 401, the wheel side speed reducer 501 is driven by an engine to rotate, then is meshed with a gear on the steering shaft 502, and then is driven by the steering shaft 502 to steer the steering block 401, so that the 90-degree steering of the vehicle can be realized.
The end of each turning block is provided with two downward retaining blocks 4011, the inner wall of each retaining block 4011 is provided with a swing bearing, the outer ring of the swing bearing is connected with the retaining blocks 4011, the swing block 402 is arranged between the two retaining blocks 4011, the two ends of the swing block 402 are provided with swing shafts, the swing shafts are disassembled into the swing shafts and connected with the inner ring of the swing shafts, and the swing block 402 is connected with the retaining blocks 4011 through the swing bearings and can swing relative to the retaining blocks 4011 through the swing bearings.
The wheel 403 is rotatably fixed on the side of the swing block 402, the wheel 403 and the swing block 402 can be turned together with the turning block, and the wheel 403 can also be swung together with the swing block 402.
In this embodiment, the power unit 6 may be a lithium battery or a generator, and under the condition that the condition allows, the utility model discloses can also connect external power source as the power source.
In this embodiment, the support device further comprises a support oil cylinder 9, and the support oil cylinder 9 is hinged with the main beam 2 to play a bearing role, so that the whole system can be kept stable in the operation process.
When the plate adjusting vehicle is in a plate adjusting operation condition, the upper part of the lifting claw 8 is connected with the six-dimensional fine adjusting mechanism 7, the six-dimensional fine adjusting mechanism 7 is connected with the lifting upright post 3, the telescopic cross beam 1 keeps a current telescopic state, and the supporting leg oil cylinder 9 is in contact with the ground and bears the load for the plate adjusting vehicle. The power unit 6 drives the lifting upright post 3 to enable the prefabricated track bed plate lifted below the lifting claw 8 to move upwards along with the six-dimensional fine adjustment mechanism 7, and a worker finely adjusts the position of the prefabricated track bed plate by using the rotatable fine adjustment frame 704. After the adjustment is finished, the power unit 6 drives the lifting upright post 3 to descend, so that the prefabricated track bed board lifted below the lifting claw 8 moves downwards slowly and is placed at a target position. After the prefabricated track bed board at the current position is finely adjusted and placed, the driving unit 4 drives the board adjusting vehicle to go to the next operation point.
When meeting special requirements and other equipment needs to pass, a worker lifts the supporting leg oil cylinder 9, adjusts the steering mechanism 5 to enable the wheels 403 to rotate along with the steering block 401 and face the two sides of the plate adjusting vehicle, and then retracts the supporting leg oil cylinder 9. The power unit 6 drives the telescopic cross beam 1, the telescopic column of the telescopic cross beam 1 drives the lifting upright column 3 connected with the telescopic cross beam, and the lifting upright column 3 drives the main beam 2 to move to two sides of the plate adjusting vehicle, so that the transverse accessible area is enlarged. Meanwhile, the lifting upright post 3 is driven by the power unit 6 to move upwards, and meanwhile, the telescopic cross beam 1 is driven to move upwards, so that the longitudinal passing area is enlarged. If the equipment needing to pass through is too high, the worker can rotate the lifting claw 8 to place the locking piece 801 of the lifting claw 8 in a position matched with the through hole of the lifting claw 8, then the locking piece 801 of the lifting claw 8 passes through the through hole of the lifting claw 8, the lifting claw 8 is detached, and the longitudinal passing area is further enlarged.
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 the invention. In this specification, a schematic representation of the term does not necessarily 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.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (4)
1. The utility model provides a can crisscross trackless transfer board car of vehicle in tunnel which characterized in that: the device comprises a telescopic cross beam, a lifting upright post, a main beam, a steering mechanism, a driving unit, a six-dimensional fine adjustment mechanism, a lifting claw and a power unit;
the main beams comprise a first main beam and a second main beam which are oppositely arranged on the same horizontal plane, the first main beam is parallel to the second main beam, and the steering mechanisms are respectively arranged above two ends of the first main beam and above two ends of the second main beam;
the lifting upright columns comprise a first upright column, a second upright column, a third upright column and a fourth upright column which are vertically arranged, the bottom ends of the first upright column and the third upright column are respectively connected with two ends of the first main beam, the bottom ends of the second upright column and the fourth upright column are respectively connected with two ends of the second main beam, and the first upright column, the second upright column, the third upright column and the fourth upright column respectively comprise a supporting column and a lifting column;
the telescopic cross beam comprises a first cross beam and a second cross beam, two ends of the first cross beam are respectively connected with the lifting column of the first upright column and the lifting column of the second upright column, two ends of the second cross beam are respectively connected with the lifting column of the third upright column and the lifting column of the fourth upright column, the first cross beam is perpendicular to the first main beam, and the first cross beam and the second cross beam both comprise a connecting column and two telescopic columns;
the driving unit comprises a steering block, a swinging block and wheels;
the six-dimensional fine adjustment mechanism comprises two connecting rods, a first connecting plate, a second connecting plate, a rotary bearing and a fine adjustment frame, the two parallel connecting rods are oppositely arranged, two ends of the two connecting rods are respectively and fixedly connected with a connecting column of the first cross beam and a connecting column of the second cross beam, and two ends of the first connecting plate are respectively connected with the two connecting rods;
the second connecting plate is arranged above the first connecting plate, the first connecting plate and the second connecting plate are connected through the slewing bearing, the axis direction of the slewing bearing is vertical, the outer ring of the slewing bearing is connected with the first connecting plate, a supporting shaft integrally connected with the second connecting plate is vertically arranged below the second connecting plate, and the supporting shaft is inserted into the slewing bearing and connected with the inner ring of the slewing bearing;
the fine adjustment frame is arranged above the two connecting rods and comprises a first cross rod and a second cross rod which are parallel to each other and are oppositely arranged, two ends of the second connecting plate are respectively connected with the first cross rod and the second cross rod, a first hanging beam and a second hanging beam which are perpendicular to the first cross rod are arranged above the first cross rod and the second cross rod in parallel, a first hanging rod and a second hanging rod are respectively arranged below the first hanging beam and below the second hanging beam, the first hanging rod and the second hanging rod are respectively connected with the first hanging beam and the second hanging beam through hanging columns, each hanging column comprises an outer column and an inner column, a blind hole which is consistent with the length direction is formed in the lower end of the outer column, the inner column is inserted into the blind hole and is slidably sleeved with the outer column, the upper portion of the outer column is respectively hinged with two ends of the first hanging beam and two ends of the second hanging beam, the bottom end of the inner column is hinged with the two ends of the first suspender and the two ends of the second suspender respectively;
the lifting claw upper end level is provided with the latch fitting, the latch fitting is greater than the horizontal cross-section of lifting claw, vertically on first jib and the second jib be equipped with the lifting claw through-hole of latch fitting size adaptation, the lifting claw passes the lifting claw through-hole with first jib and second jib are connected.
2. The trackless trolley for the crossroad in the tunnel as claimed in claim 1, wherein:
the end part of the lifting column is provided with a through hole which is consistent with the length direction of the lifting column, the lifting column is slidably sleeved with the supporting column through the through hole, the end part of the connecting column is provided with two blind holes which are consistent with the length direction of the connecting column, and the two telescopic columns are inserted into the blind holes at the two ends of the connecting column and are in sliding connection with the connecting column.
3. The trackless trolley for the crossroad in the tunnel according to claim 2, wherein:
the steering mechanism comprises a hub reduction gear and a steering shaft, a gear integrally connected with the steering shaft is arranged at the upper end of the steering shaft, and the steering shaft is in transmission connection with the hub reduction gear through the gear;
the tip of girder vertically be equipped with the steering shaft adaptation turn to the through-hole, the steering shaft passes through turn to the through-hole and pass the girder with turn to the upper end fixed connection of piece, every the tip that turns to the piece all is equipped with two decurrent retaining blocks, every retaining block inner wall all is equipped with oscillating bearing, oscillating block sets up two between the retaining block, oscillating block's both ends are equipped with the oscillating shaft, oscillating block passes through oscillating bearing with retaining block connects, wheel rotatable coupling is in oscillating block's side.
4. A trackless trolley for transporting vehicles staggered in a tunnel according to claim 3, wherein:
the support oil cylinder is hinged with the main beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822257758.XU CN209836688U (en) | 2018-12-29 | 2018-12-29 | Trackless plate-adjusting vehicle capable of staggering vehicles in tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822257758.XU CN209836688U (en) | 2018-12-29 | 2018-12-29 | Trackless plate-adjusting vehicle capable of staggering vehicles in tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209836688U true CN209836688U (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822257758.XU Active CN209836688U (en) | 2018-12-29 | 2018-12-29 | Trackless plate-adjusting vehicle capable of staggering vehicles in tunnel |
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| Country | Link |
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| CN (1) | CN209836688U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022068460A1 (en) * | 2020-09-29 | 2022-04-07 | 中车株洲车辆有限公司 | Highway-sea-railway combined transportation loading and unloading device |
-
2018
- 2018-12-29 CN CN201822257758.XU patent/CN209836688U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022068460A1 (en) * | 2020-09-29 | 2022-04-07 | 中车株洲车辆有限公司 | Highway-sea-railway combined transportation loading and unloading device |
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