CN213008109U - Track gauge self-adaption device of track detection robot - Google Patents
Track gauge self-adaption device of track detection robot Download PDFInfo
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- CN213008109U CN213008109U CN202021410436.5U CN202021410436U CN213008109U CN 213008109 U CN213008109 U CN 213008109U CN 202021410436 U CN202021410436 U CN 202021410436U CN 213008109 U CN213008109 U CN 213008109U
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Abstract
The utility model discloses a track gauge self-adapting device of a track detection robot, which relates to the technical field of track detection, and comprises a swinging component, a shock absorber, a driving wheel component which is abutted against a track top wall and a side wall, and a supporting frame which is used for being connected with the track detection robot; the two ends of the shock absorber are respectively and rotatably connected with the driving wheel assembly and the supporting frame, the swinging assembly is respectively and rotatably connected with the driving wheel assembly and the supporting frame, the shock absorber is obliquely arranged, the connecting point of the shock absorber and the supporting frame is higher than the connecting point of the shock absorber and the driving wheel assembly, the shock absorber is obliquely and upwardly arranged, and under the action of gravity of the track detection robot, the shock absorber can generate deformation compression and support the shock absorber above a rail; when the track space is enlarged, the shock absorber extends to push the driving wheel assembly to abut against the inner side wall; when the track interval reduces, the bumper shock absorber compression, can be suitable for different track interval changes when accomplishing the track inspection robot through the cooperation of swing subassembly and bumper shock absorber and traveling.
Description
Technical Field
The utility model relates to a track detects technical field, especially relates to a track inspection robot gauge self-adaptation device.
Background
With the continuous development of railway engineering, the railway mileage is continuously increased; because safety is the first element of rail transit, the requirement of regular or irregular detection on railway lines is clearly written in the requirement of railway detection and maintenance, wherein the rail also conforms to the standards of 48-hour inspection, monthly inspection, semi-annual inspection, annual inspection and five-year-old inspection, and the five types of inspection need a large amount of manpower and material resources.
The detection industry of the current rail transit such as subway, high-speed railway detects including two kinds of modes: manual inspection and vehicle equipment inspection, but almost rely on manual inspection in some inspection fields, such as 48-hour inspection, viaduct bridge inspection, and the like. The traditional manual detection mode has many problems, such as high cost and low efficiency, and the large amount of staff loss and difficult recruitment caused by late night detection, poor working environment and other conditions. However, the track detection robot replacing daily manual detection is still in the beginning stage of research and development at present, and the problem needs to be continuously overcome.
Therefore, the company is dedicated to develop a track detection robot with excellent performance and adaptive to different use conditions, but in the process of developing adaptation, a track gauge adaptive device of the track detection robot is not applied to four driving wheels of the track detection robot in the prior art, so that the track detection robot is adaptive to different wheel gauges, that is, when the track detection robot passes through road conditions such as turnouts and guard rails, the track detection robot cannot adapt to the change due to the change of the track gauge, the robot cannot normally pass through the road section, and the detection process is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a track inspection robot gauge self-adaptation device, the problem of the different wheel bases of track inspection robot can not the self-adaptation among the solution prior art.
In order to realize the purpose, the utility model discloses a technical scheme is: a track gauge self-adaptive device of a track detection robot comprises a swinging assembly, a shock absorber, a driving wheel assembly and a support frame, wherein the driving wheel assembly is abutted to the top wall and the side wall of a track; the both ends of bumper shock absorber rotate with drive wheel subassembly and support frame respectively and are connected, the swing subassembly rotates with drive wheel subassembly and support frame respectively and is connected, the bumper shock absorber slope sets up, the tie point of bumper shock absorber and support frame sets up to be higher than the tie point of bumper shock absorber and drive wheel subassembly.
By adopting the technical scheme, in the using process of the track gauge self-adapting device of the track detection robot, the support frame and the driving wheel assembly are connected through the shock absorber and the swinging assembly, and the shock absorber and the swinging assembly are rotatably connected with the support frame and the driving wheel assembly, so that the distance between the support frame and the driving wheel assembly can be changed along with the rotation of the shock absorber and the swinging assembly; when the track detection robot is arranged on the support frame, acting force components downwards and towards the inner side of the track are generated on the support frame under the action of the gravity of the track detection robot, the driving wheel assembly is limited to be displaced under the abutting state with the top wall and the side wall of the track, the shock absorber is deformed and compressed under the combined action of the support frame and the driving wheel assembly at the moment, the swinging assembly is changed along with the shock absorber, the relative distance between the support frame and the driving wheel assembly is reduced, and the track detection robot is stably supported above the track at the moment; in the advancing process of the track detection robot, when the tracks fluctuate within a specified tolerance range and are larger than the current track gauge, the shock absorbers extend outwards along with the tracks, so that the driving wheel assemblies are always abutted against the top wall and the side wall of the track; when the rail distance fluctuates within a specified tolerance range and is smaller than the current rail distance, the shock absorber compresses along with the rail distance, and the driving wheel assembly is always abutted against the top wall and the side wall of the rail; in summary, the track inspection robot can adapt to different rail spacing changes when running on the rail by matching the swing assembly and the shock absorber.
Preferably, the drive wheel subassembly includes drive support, drive wheel, connecting axle, deflector and a pair of leading wheel, and is a pair of the pivot of leading wheel all is connected with the deflector, the deflector passes through the connecting axle and is connected with drive support, and is a pair of leading wheel and track inside wall butt, the pivot and the drive leg joint of drive wheel, drive wheel and track roof butt.
Through adopting above-mentioned technical scheme, the removal that track inspection robot was realized to drive wheel subassembly through drive wheel and track roof butt, a pair of leading wheel and track inner wall butt will cooperate with bumper shock absorber and swing subassembly, when track inspection robot need pass through road conditions such as switch and guardrail, because a pair of leading wheel and track inner wall butt, make track inspection robot will move along inboard track, and reduce when the interval between the track, the bumper shock absorber compresses thereupon, drive wheel subassembly all the time with track roof and lateral wall butt and through road conditions such as switch and guardrail, the complicated highway section of track inspection robot has been realized, promote track inspection robot application scope.
Preferably, the swing assembly comprises a connecting rod, and two ends of the connecting rod are respectively connected with the driving wheel assembly and the supporting frame in a rotating mode.
Through adopting above-mentioned technical scheme, the effect and the single connecting rod that the connecting rod realization was connected drive wheel subassembly and support frame have simple structure and the characteristics of easily processing, the processing of the equipment of being convenient for.
Preferably, the swing assembly further comprises an auxiliary rod, the auxiliary rod is parallel to the connecting rod and is located above the connecting rod, and two ends of the auxiliary rod are respectively connected with the driving wheel assembly and the supporting frame in a rotating mode.
Through adopting above-mentioned technical scheme, the auxiliary rod parallel with the connecting rod, support frame and drive wheel subassembly constitute plane link mechanism, the displacement direction of restriction support frame for the direction of the straight line that auxiliary rod and the tie point of support frame and the tie point of connecting rod and support frame constitute does not change, makes the motion at the support frame more steady, and the stability of reinforcing structure makes the steady fixing in the track top of track detection robot.
Preferably, still include a pair of first pivot and supplementary pivot, the swing subassembly sets up to a pair of, and is a pair of the auxiliary rod rotates through supplementary pivot and drive wheel subassembly and support frame to be connected, and is a pair of the tie point of auxiliary rod and drive wheel subassembly coincides at the projection of vertical face, and is a pair of the both ends of connecting rod rotate through a pair of first pivot and drive wheel subassembly and support frame respectively and are connected, the bumper shock absorber sets up between a pair of swing subassembly.
Through adopting above-mentioned technical mode, adopt a pair of swing subassembly and establish the bumper shock absorber between a pair of swing subassembly, increase the utility model discloses structural stability reduces single swing subassembly and leads to the destroyed possibility of structure because of the atress is great, makes its track detection robot who is applicable to different weight.
Preferably, the shock absorber is rotatably connected with the driving wheel assembly through a first rotating shaft.
By adopting the technical scheme, the shock absorber is rotationally connected with the driving wheel assembly through the first rotating shaft, so that the holes formed in the driving wheel assembly are effectively reduced, and the processing difficulty is reduced; and the connecting rod and the shock absorber share the first rotating rod, so that the assembling workload can be reduced, and the assembly is convenient and fast.
Preferably, the support frame includes roof and two curb plates, two curb plate fixed connection is in the both sides of roof, two the curb plate rotates through first pivot and supplementary pivot and a pair of connecting rod and a pair of auxiliary rod respectively and is connected.
By adopting the technical scheme, the whole weight of the utility model is reduced through the supporting frame formed by the top plate and the two side plates, thereby facilitating the moving of the working personnel; the whole surface of the top wall is used as a bearing part of the weight, so that the problem that the mechanical property of the material needs to be considered by adopting a frame type support frame, and the design cost is increased is solved; and two curb plates are still fixed through first pivot and supplementary pivot, when realizing connecting a pair of swing subassembly, reduce the required fixed subassembly between two curb plates, further reduce holistic weight.
Preferably, a plurality of bolt holes are formed in the two side plates.
Through adopting above-mentioned technical scheme, through seting up a plurality of bolt hole at two curb plates, the fixed track inspection robot of being convenient for is on the support frame.
Preferably, the side of the top plate close to the drive wheel assembly is bent upwards to form an abutting part.
Through adopting above-mentioned technical scheme, through the setting of butt portion for bear the force component of horizontal direction, the stability of reinforcing structure.
Preferably, the support frame still includes two connecting plates and second pivot, two the connecting plate is fixed connection respectively in the both sides of butt portion, the bumper shock absorber passes through the second pivot and is connected with two connecting plate rotations.
By adopting the technical scheme, the shock absorber is rotationally connected with the two connecting plates through the second rotating shaft, so that the structural stability of the abutting part is enhanced, and the force acting on the abutting part is transmitted to the driving wheel assembly; and connect the bumper shock absorber in the position of butt portion, can choose for use longer bumper shock absorber and make it can be applicable to the track inspection robot that the quality is bigger.
Compared with the prior art, the utility model has the advantages of:
the shock absorber is installed on a track detection robot, and under the action of gravity of the track detection robot, acting force components downwards and towards the inner side of a track are generated on the support frame, the shock absorber is deformed and compressed under the combined action of the support frame and the driving wheel component, and the swinging component changes along with the acting force components, so that the relative distance between the support frame and the driving wheel component is reduced, and the track detection robot is stably supported above the rail;
when the track detection robot moves forwards, and the tracks fluctuate within a specified tolerance range and are larger than the current track gauge, the shock absorber extends outwards along with the tracks, so that the driving wheel assembly is always abutted against the top wall and the side wall of the track; when the rail spacing fluctuates within a specified tolerance range and is smaller than the current rail spacing, the shock absorber compresses along with the rail spacing, the driving wheel assembly is always abutted against the top wall and the side wall of the rail, and the rail detection robot can adapt to different rail spacing changes when running on the rail by matching of the swinging assembly and the shock absorber;
three, drive wheel subassembly and track roof and inner wall butt and bumper shock absorber and swing subassembly cooperation, when track inspection robot need pass through road conditions such as switch and guardrail, a pair of leading wheel and track inner wall butt, make track inspection robot remove along inboard track, interval when the track reduces, the bumper shock absorber compresses, drive wheel subassembly all the time with track roof and lateral wall butt and through road conditions such as switch and guardrail, the complicated highway section of track inspection robot has been realized, promote track inspection robot application scope.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment;
FIG. 2 is a rear view structural view of the embodiment in use;
FIG. 3 is a perspective view of the embodiment in use.
In the figure: 1. a drive wheel assembly; 11. a drive bracket; 12. a drive wheel; 13. a guide plate; 14. a guide wheel; 15. a connecting shaft; 21. a connecting rod; 211. a first rotating shaft; 22. an auxiliary lever; 221. an auxiliary rotating shaft; 3. a shock absorber; 4. a support frame; 41. a top plate; 42. a side plate; 421. positioning a groove; 43. an abutting portion; 44. a connecting plate; 45. a second rotating shaft; 5. a bottom arm; 6. a track.
Detailed Description
The present invention will be further explained below.
Example (b):
referring to fig. 1 and 2, the track gauge adaptive device of the track detection robot is shown, which comprises a swinging assembly, a shock absorber 3, a driving wheel assembly 1 abutting against the top wall and the side wall of a track 6, and a support frame 4 connected with the track detection robot. The figure also shows the track 6 and the bottom arm 5 of the track inspection robot connected to the present embodiment, and since the track inspection robot only needs to be connected to the present embodiment, only the bottom arm 5 of the track inspection robot is shown here. As shown in fig. 2, the driving wheel assembly 1 includes a driving bracket 11, a driving wheel 12, a guide plate 13, and a pair of guide wheels 14, wherein the rotating shafts of the pair of guide wheels 14 are connected to the guide plate 13, the guide plate 13 is connected to the driving bracket 11 through a connecting shaft 15, the pair of guide wheels 14 are abutted to the inner side wall of the track 6, the rotating shaft of the driving wheel 12 is connected to the driving bracket 11, the driving wheel 12 is abutted to the top wall of the track 6, and the driving wheel 12 is rotatable and pushes the track detection robot to move.
Referring to fig. 2, the supporting frame 4 is shown to include a top plate 41 and two side plates 42, the two side plates 42 are fixedly connected to two sides of the top plate 41, and a plurality of bolt holes are respectively formed in the two side plates 42, in this embodiment, each side plate 42 is provided with one bolt hole, so as to realize connection between the bottom arm 5 and the supporting frame 4, and for convenience of assembly, a positioning groove 421 is respectively formed in outer side walls of the two side plates 42, which is helpful for increasing the speed of mounting the bottom arm 5 and the supporting frame 4; and set up the bolt hole on two lateral walls to the projection coincidence in the vertical face, can so can realize the purpose of being connected support frame 4 with bottom arm 5 through a bolt. As shown in fig. 2, one side of the top plate 41 close to the driving wheel assembly 1 is bent upwards to form an abutting portion 43, and the design of the abutting portion 43 shares the force component of the rail detection robot in the horizontal direction of the present embodiment, so that in the present embodiment, the number of holes formed on each side plate 42 can be reduced, the amount of processing for reducing the holes formed on the side plates 42 is reduced, and the processing speed is favorably increased.
Referring to fig. 1 and 2, the driving wheel assembly 1 is connected to the supporting frame 4 through the damper 3 and the swing assembly, in this embodiment, in order to achieve the technical effect that the horizontal distance between the driving wheel assembly 1 and the supporting frame 4 is variable, the damper 3 and the swing assembly are connected to the driving wheel assembly 1 and the supporting frame 4 in a rotating manner, so that when the damper 3 is compressed and rotates, the swing assembly rotates along with the rotation, and the horizontal distance between the driving wheel assembly 1 and the supporting frame 4 is variable. As shown in fig. 1, the shock absorber 3 is disposed to be inclined, and a connection point of the shock absorber 3 to the support bracket 4 is disposed to be higher than a connection point of the shock absorber 3 to the driving wheel assembly 1. The shock absorber 3 arranged obliquely upward can transfer the acting force to the driving wheel assembly 1 under the action of the gravity of the track detection robot, and the driving wheel assembly 1 is abutted against the inner side wall and the top wall of the track 6, so that the position relation of the driving wheel assembly 1 relative to the track 6 cannot be changed, the shock absorber 3 can generate deformation and be compressed, and the track detection robot can be stably supported above the track. And in the advancing process of the track detection robot, when the distance between the tracks 6 fluctuates within a specified tolerance range and is larger than the current track gauge, the deformation of the shock absorber 3 is reduced, the shock absorber 3 extends outwards, and the driving wheel assembly 1 is pushed to abut against the inner side wall; when the distance between the tracks 6 fluctuates in a specified tolerance range and is smaller than the current track gauge, the shock absorber 3 compresses along with the acting force of the inner side wall of the track 6 on the driving wheel assembly 1, so that the track detection robot runs under the condition that the track gauge is reduced, in sum, the track detection robot can adapt to different track spacing changes when running on the track 6 by matching the swinging assembly and the shock absorber 3, and in addition, as the pair of guide wheels 14 of the driving assembly are abutted against the inner side wall of the track 6, when the track detection robot needs to pass through road conditions such as turnouts, guard rails and the like, the track detection robot substantially changes through the track gauge, and the inner side wall of the track 6 always guides the advancing direction, so that the track detection robot can pass through the road conditions such as the turnouts, the guard rails and.
Referring to fig. 1, fig. 1 shows that the swing assembly comprises a connecting rod 21, and two ends of the connecting rod 21 are respectively connected with the driving wheel assembly 1 and the supporting frame 4 in a rotating manner. By means of the connecting rod 21, it is simple and easy to machine. In this embodiment, in order to enhance the stability of the whole body, the swing assembly further includes an auxiliary rod 22, the auxiliary rod 22 is parallel to the connecting rod 21 and is located above the connecting rod 21, two ends of the auxiliary rod 22 are respectively rotatably connected with the driving wheel assembly 1 and the supporting frame 4, the auxiliary rod 22 parallel to the connecting rod 21, the supporting frame 4 and the driving wheel assembly 1 constitute a planar linkage mechanism, and the displacement direction of the supporting frame 4 is limited, so that the direction of a straight line formed by the connection point of the auxiliary rod 22 and the supporting frame 4 and the connection point of the connecting rod 21 and the supporting frame 4 is not changed, and the track detection robot is stably fixed above the track 6. In order to reduce the stress applied to the swing assemblies in this embodiment and increase the load carrying capacity of this embodiment, fig. 1 shows that the number of the swing assemblies is a pair, and the shock absorber 3 is disposed between the pair of swing assemblies. In order to reduce the assembly complexity of the present embodiment, in the present embodiment, a pair of first rotating shafts 211 and an auxiliary rotating shaft 221 are further provided, the pair of auxiliary rods 22 are rotatably connected with the driving wheel assembly 1 and the supporting frame 4 through the auxiliary rotating shaft 221, the projection of the connection points of the pair of auxiliary rods 22 and the driving wheel assembly 1 on the vertical plane coincides, the two ends of the pair of connecting rods 21 are rotatably connected with the driving wheel assembly 1 and the supporting frame 4 through the pair of first rotating shafts 211, respectively, and the shock absorber 3 is disposed between the pair of swing assemblies.
Referring to fig. 1, it is shown that the shock absorber 3 is rotatably connected with the driving wheel assembly 1 through the first rotating shaft 211, and the shock absorber 3 is rotatably connected with the driving wheel assembly 1 through the first rotating shaft 211, so that the number of holes formed in the driving wheel assembly 1 is effectively reduced, the processing amount of the embodiment is reduced, and the manufacturing cost is reduced; and the connecting rod 21 and the damper 3 share the first rotating shaft 211, which reduces the assembling workload and facilitates the rapid assembling. The supporting frame 4 further comprises two connecting plates 44 and a second rotating shaft 45, the two connecting plates 44 are respectively and fixedly connected to two sides of the abutting portion 43, and the damper 3 is rotatably connected with the two connecting plates 44 through the second rotating shaft 45. The damper 3 is rotationally connected with the two connecting plates 44 through the second rotating shaft 45, so that the structural stability of the abutting part 43 is enhanced, and the force acting on the abutting part 43 is transmitted to the driving wheel assembly 1; and the shock absorber 3 is connected to the position of the abutting part 43, the shock absorber 3 can be selected to be longer, so that the shock absorber can be suitable for the track detection robot with larger mass.
In the using process, as shown in fig. 3, the embodiment is respectively installed at the bottom of a track detection robot and placed above a track 6, at the moment, a damper 3 is compressed, a driving wheel assembly 1 is abutted against the inner wall of the track 6 under the action of the damper 3, the track detection robot is supported above the track 6, and in the advancing process of the track detection robot, when the distance fluctuation of the track 6 is larger than the current track gauge, the damper 3 extends outwards along with the track 6, so that the driving wheel assembly 1 is always abutted against the top wall and the side wall of the track; when the track 6 pitch fluctuation is smaller than the current track gauge, the shock absorber 3 compresses therewith, the driving wheel assembly 1 is always abutted against the top wall and the side wall of the track, and the track inspection robot is stably supported above the track 6.
The track gauge self-adapting device of the track detection robot provided by the utility model is introduced in detail, and the principle and the implementation mode of the utility model are explained by applying specific examples, and the description of the above examples is only used for helping to understand the method and the core idea of the utility model; while the invention has been described in terms of specific embodiments and applications, it will be apparent to those skilled in the art that numerous variations and modifications can be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. The utility model provides a track gauge self-adaptation device of track inspection robot which characterized in that: the device comprises a swinging assembly, a shock absorber (3), a driving wheel assembly (1) which is abutted against the top wall and the side wall of a track (6), and a support frame (4) which is used for being connected with a track detection robot; the both ends of bumper shock absorber (3) rotate with drive wheel subassembly (1) and support frame (4) respectively and are connected, the swing subassembly rotates with drive wheel subassembly (1) and support frame (4) respectively and is connected, bumper shock absorber (3) slope sets up, the tie point of bumper shock absorber (3) and support frame (4) sets up to be higher than the tie point of bumper shock absorber (3) and drive wheel subassembly (1).
2. The track gauge adaptive device of the track detection robot as claimed in claim 1, wherein: drive wheel subassembly (1) is including drive support (11), drive wheel (12), connecting axle (15), deflector (13) and a pair of leading wheel (14), and is a pair of the pivot of leading wheel (14) all is connected with deflector (13), deflector (13) are connected with drive support (11) through connecting axle (15), and are a pair of leading wheel (14) and the inside wall butt of track (6), the pivot and the drive support (11) of drive wheel (12) are connected, drive wheel (12) and the roof butt of track (6).
3. The track gauge adaptive device of the track detection robot as claimed in claim 2, wherein: the swing assembly comprises a connecting rod (21), and two ends of the connecting rod (21) are respectively rotatably connected with the driving wheel assembly (1) and the supporting frame (4).
4. The track gauge adaptive device of the track detection robot as claimed in claim 3, wherein: the swing assembly further comprises an auxiliary rod (22), the auxiliary rod (22) is parallel to the connecting rod (21) and is located above the connecting rod (21), and two ends of the auxiliary rod (22) are rotatably connected with the driving wheel assembly (1) and the supporting frame (4) respectively.
5. The track gauge adaptive device of the track detection robot as claimed in claim 4, wherein: still include a pair of first pivot (211) and supplementary pivot (221), the swing subassembly sets up to a pair of, and is a pair of auxiliary rod (22) are rotated through supplementary pivot (221) and drive wheel subassembly (1) and support frame (4) and are connected, and are a pair of auxiliary rod (22) coincide at the projection of vertical face with the tie point of drive wheel subassembly (1), and are a pair of the both ends of connecting rod (21) are rotated through a pair of first pivot (211) and drive wheel subassembly (1) and support frame (4) respectively and are connected, bumper shock absorber (3) set up between a pair of swing subassembly.
6. The track gauge adaptive device of the track detection robot as claimed in claim 5, wherein: the shock absorber (3) is rotatably connected with the driving wheel assembly (1) through a first rotating shaft (211).
7. The track gauge adaptive device of the track detection robot as claimed in any one of claims 5 to 6, wherein: the support frame (4) comprises a top plate (41) and two side plates (42), the two side plates (42) are fixedly connected to two sides of the top plate (41), and the two side plates (42) are respectively connected with a pair of connecting rods (21) and a pair of auxiliary rods (22) in a rotating mode through a first rotating shaft (211) and an auxiliary rotating shaft (221).
8. The track gauge adaptive device of the track inspection robot according to claim 7, wherein: a plurality of bolt holes are formed in the two side plates (42).
9. The track gauge adaptive device of the track inspection robot according to claim 8, wherein: one side of the top plate (41) close to the driving wheel assembly (1) is bent upwards to form an abutting part (43).
10. The track gauge adaptive device of the track inspection robot as claimed in claim 9, wherein: the support frame (4) further comprises two connecting plates (44) and a second rotating shaft (45), the two connecting plates (44) are fixedly connected to two sides of the abutting portion (43) respectively, and the shock absorber (3) is rotatably connected with the two connecting plates (44) through the second rotating shaft (45).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021410436.5U CN213008109U (en) | 2020-07-16 | 2020-07-16 | Track gauge self-adaption device of track detection robot |
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| CN202021410436.5U CN213008109U (en) | 2020-07-16 | 2020-07-16 | Track gauge self-adaption device of track detection robot |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113319810A (en) * | 2021-06-10 | 2021-08-31 | 山东欧齐珞信息科技有限公司 | Driving devices by suspended wire ropes |
| CN113788043A (en) * | 2021-10-28 | 2021-12-14 | 浙江树人学院（浙江树人大学） | Auxiliary equipment and method for rail transit emergency evacuation |
-
2020
- 2020-07-16 CN CN202021410436.5U patent/CN213008109U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113319810A (en) * | 2021-06-10 | 2021-08-31 | 山东欧齐珞信息科技有限公司 | Driving devices by suspended wire ropes |
| CN113319810B (en) * | 2021-06-10 | 2022-10-21 | 山东欧齐珞信息科技有限公司 | Driving devices by suspended wire ropes |
| CN113788043A (en) * | 2021-10-28 | 2021-12-14 | 浙江树人学院（浙江树人大学） | Auxiliary equipment and method for rail transit emergency evacuation |
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