CN219058199U - Movable cable laying traction rope winding and unwinding device - Google Patents

Movable cable laying traction rope winding and unwinding device Download PDF

Info

Publication number
CN219058199U
CN219058199U CN202222547551.2U CN202222547551U CN219058199U CN 219058199 U CN219058199 U CN 219058199U CN 202222547551 U CN202222547551 U CN 202222547551U CN 219058199 U CN219058199 U CN 219058199U
Authority
CN
China
Prior art keywords
rod
traction rope
rope winding
unwinding
moving part
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202222547551.2U
Other languages
Chinese (zh)
Inventor
王银东
李鹏
张兴利
刘运涛
张文亮
郭建龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Northwest Water Conservancy and Hydropower Engineering Co Ltd
Original Assignee
Northwest Water Conservancy and Hydropower Engineering Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Northwest Water Conservancy and Hydropower Engineering Co Ltd filed Critical Northwest Water Conservancy and Hydropower Engineering Co Ltd
Priority to CN202222547551.2U priority Critical patent/CN219058199U/en
Application granted granted Critical
Publication of CN219058199U publication Critical patent/CN219058199U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Emergency Lowering Means (AREA)

Abstract

The utility model belongs to the technical field of power construction, and particularly relates to a movable cable laying traction rope winding and unwinding device. The utility model comprises a moving part, a connecting part fixedly connected to the moving part, a traction rope winding and unwinding part connected to the moving part and a traction rope wound on the traction rope winding and unwinding part and capable of rotating around the traction rope winding and unwinding part. The utility model has simple operation, convenient transportation and portability, has stronger adaptability to places such as complex terrains, worse roads, field construction and the like, greatly improves the construction efficiency and the construction quality when constructing power facilities and repairing power cables, saves the transportation time and labor, reduces the overturning danger coefficient of the heavy cable traction rope laying device in the prior art in the complex terrains transportation, and effectively avoids unsafe accidents of crashing human bodies and equipment.

Description

Movable cable laying traction rope winding and unwinding device
Technical Field
The utility model belongs to the technical field of electric power construction, and particularly relates to a movable cable laying traction rope winding and unwinding device.
Background
At present, in the power construction rush repair construction, especially when complicated topography, road are relatively poor, field construction place, the transportation cable is comparatively troublesome, and the cable laying haulage rope winding and unwinding device body type that uses among the prior art is great, is difficult for transporting and need switch on the power just can use, and when cable wiring length is longer when unwrapping wire, the efficiency of construction just greatly reduced, and great haulage rope winding and unwinding device is also difficult to control when transporting, causes the haulage rope winding and unwinding device to empty the unsafe accident that hurts human body and equipment easily to take place.
Disclosure of Invention
The utility model provides a movable cable laying traction rope winding and unwinding device, and aims to provide a device which is simple to operate and high in construction efficiency, and can conveniently transport a traction rope (steel wire) to a position which cannot be reached by a large machine in general, so that cable laying construction can be safely carried out.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a movable cable laying traction rope winding and unwinding device comprises
A moving part, which is used for moving the moving part,
the connecting part is fixedly connected to the moving part;
a traction rope winding and unwinding part connected to the moving part;
the traction rope is wound on the traction rope winding and unwinding part and can rotate around the traction rope winding and unwinding part.
The moving part comprises a left wheel and a right wheel; the left wheel and the right wheel are arranged left and right and have the same structure; the left wheel comprises a rim, wheel spokes and spoke connecting plates, a plurality of wheel spokes are arranged, one end of each wheel spoke is connected to the periphery of each spoke connecting plate and is uniformly distributed, and the other ends of the wheel spokes are connected with the inner side of the rim; a traction rope winding and unwinding part is connected between spoke connecting discs on the left wheel and the right wheel, and two ends of the traction rope winding and unwinding part extend out of the spoke connecting discs; the connecting part is fixedly connected to the spoke connecting disc.
The spoke connecting disc is annular, the periphery of the spoke connecting disc is connected with wheel spokes, and the spoke connecting disc is internally connected with the traction rope winding and unwinding part.
The connecting part comprises two frames, a first cross bar and a second cross bar; the two frames are respectively connected to the left side and the right side of the moving part; at least one first cross rod and at least one second cross rod are horizontally connected between the two frames; the first cross bar is arranged at the upper part of the frame, and the second cross bar is arranged at the lower part of the frame.
The frame comprises a push-pull rod, a first frame connecting rod, a second frame connecting rod, a long rod, a short rod, an arc-shaped rod and a connecting ring; the push-pull rod, the long rod, the arc-shaped rod, the connecting ring and the short rod are sequentially connected to form a frame integrated structure, and the long rod and the short rod are arranged in parallel; the connecting ring is connected with the moving part; one end of the second frame connecting rod is fixedly connected to the connecting ring, and one end of the second frame connecting rod is vertically and fixedly connected with the long rod; the short rod is connected with a first cross rod at the side close to the push-pull rod; the short rod is connected with a second cross rod close to the push-pull rod side.
The periphery of the push-pull rod is sleeved with a rubber sleeve.
The traction rope winding and unwinding part comprises a sleeve, a sleeve rotating shaft rod and a bearing; the sleeve is rotatably sleeved on the sleeve rotating shaft rod through a bearing, and two ends of the sleeve rotating shaft rod are fixedly connected to the moving part; the hauling rope is wound on the sleeve.
The beneficial effects are that:
(1) According to the utility model, the rubber sleeve is sleeved on the periphery of the push-pull rod, so that the sliding of a person during pushing and pulling of the moving part is effectively prevented, and the occurrence of safety accidents caused by sliding is avoided.
(2) The frame provided by the utility model has better stability through the arrangement of the first connecting cross rod and the second connecting cross rod.
(3) According to the utility model, the arrangement of the first frame connecting rod and the second frame connecting rod can lead the stress of the moving part to be uniform; the bearing is arranged on the sleeve rotating shaft rod, so that labor is saved when the moving part is pushed and pulled.
(4) The sleeve is arranged, so that the bearing arranged in the sleeve saves labor when the traction rope is pulled, and the sleeve rotating shaft rod can be used as a connecting cross rod of left and right wheels, so that the stress of the sleeve rotating shaft rod is effectively reduced, and the service life of the sleeve rotating shaft rod is prolonged.
The foregoing description is only an overview of the technical solution of the present utility model, and in order to make the technical means of the present utility model more clearly understood, it can be implemented according to the content of the specification, and the following detailed description of the preferred embodiments of the present utility model will be given with reference to the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of a connecting portion in the present utility model.
In the figure: 1. a push-pull rod; 2. a first cross bar; 3. a second cross bar; 4. a left wheel; 5. a traction rope; 6. a wheel spoke; 7. a right wheel; 8. a sleeve; 9. spoke connecting plates; 10. a sleeve rotating shaft lever; 11. a first frame connecting rod; 12. a second frame connecting rod; 13-a frame; 14. a long rod; 15. a short bar; 16. an arc-shaped rod; 17. and (5) a connecting ring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one:
a movable cable laying traction rope winding and unwinding device shown in figures 1 and 2 comprises
A moving part, which is used for moving the moving part,
the connecting part is fixedly connected to the moving part;
a traction rope winding and unwinding part connected to the moving part;
the traction rope is wound on the traction rope winding and unwinding part and can rotate around the traction rope winding and unwinding part.
When in actual use, the traction rope winding and unwinding part connected to the moving part is moved by pushing the connecting part, so that the traction rope wound on the traction rope winding and unwinding part is conveniently transported to a designated construction site. And then the pulling rope (steel wire) is pulled to enable the pulling rope winding and unwinding part to rotate under the force, so that the paying-off laying of the pulling rope (steel wire) is conveniently carried out.
The utility model has simple operation, convenient transportation and portability, has stronger adaptability to places such as complex terrains, worse roads, field construction and the like, greatly improves the construction efficiency and the construction quality when constructing power facilities and repairing power cables, saves the transportation time and saves the manpower. The utility model reduces the overturning danger coefficient of the heavy cable traction rope laying device in the prior art in complex terrain transportation, and effectively avoids unsafe accidents of crashing human bodies and equipment.
Embodiment two:
according to the movable cable laying traction rope winding and unwinding device shown in fig. 1, the first difference from the embodiment is that: the moving part comprises a left wheel 4 and a right wheel 7; the left wheel 4 and the right wheel 7 are arranged left and right and have the same structure; the left wheel 4 comprises a rim, wheel spokes 6 and spoke connecting discs 9, a plurality of wheel spokes 6 are arranged, one end of each wheel spoke 6 is connected to the periphery of each spoke connecting disc 9 and is uniformly distributed, and the other ends of the wheel spokes 6 are connected with the inner side of the rim; a traction rope winding and unwinding part is connected between spoke connecting discs 9 on the left wheel 4 and the right wheel 7, and two ends of the traction rope winding and unwinding part extend out of the spoke connecting discs 9; the connecting part is fixedly connected to the spoke connecting disc 9.
Further, the spoke connecting disc 9 is ring-shaped, the periphery of the spoke connecting disc is connected with the wheel spoke 6, and the spoke connecting disc is internally connected with the traction rope winding and unwinding part.
In actual use, the moving part adopts the technical scheme. Not only is convenient to move on complex terrains, but also the traction rope winding and unwinding parts can be combined so as to realize the functions of transportation and traction rope winding and unwinding.
In specific application, two ends of the traction rope winding and unwinding part are respectively connected in spoke connecting discs 9 at two sides, and the two ends of the traction rope winding and unwinding part are fixed through nuts.
Embodiment III:
a removable cable laying traction rope winding and unwinding device according to the embodiment shown in fig. 1 and 2 is different from the first embodiment in that: the connecting part comprises two frames 13, a first cross bar 2 and a second cross bar 3; the two frames 13 are respectively connected to the left and right sides of the moving part; at least one first cross bar 2 and at least one second cross bar 3 are horizontally connected between the two frames 13; the first cross bar 2 is arranged at the upper part of the frame 13, and the second cross bar 3 is arranged at the lower part of the frame 13.
In actual use, the use of the connecting portion connects the left wheel 4 and the right wheel 7 in the moving portion together and facilitates pushing. The frame is provided with the first connecting cross rod and the second connecting cross rod, so that the stability of the two frames 13 is better.
Embodiment four:
according to a movable cable laying traction rope winding and unwinding device shown in fig. 1 and 2, the fourth difference from the embodiment is that: the frame 13 comprises a push-pull rod 1, a first frame connecting rod 11, a second frame connecting rod 12, a long rod 14, a short rod 15, an arc-shaped rod 16 and a connecting ring 17; the push-pull rod 1, the long rod 14, the arc-shaped rod 16, the connecting ring 17 and the short rod 15 are sequentially connected to form a frame integrated structure, and the long rod 14 and the short rod 15 are arranged in parallel; the connecting ring 17 is connected with the moving part; one end of the second frame connecting rod 12 is fixedly connected to the connecting ring 17, and one end of the second frame connecting rod 12 is vertically and fixedly connected with the long rod 14; the short rod 15 is connected with a first cross rod 2 at the side close to the push-pull rod 1; the short rod 15 is connected with a second cross rod 3 near the push-pull rod 1.
When in actual use, the left wheel 4 and the right wheel 7 in the moving part can be driven to rotate by pushing the push-pull rod 1, so that the haulage rope can be conveniently transported to a construction site.
The arrangement of the first frame connecting rod 11 and the second frame connecting rod 12 makes the left wheel 4 and the right wheel 7 in the moving part uniformly stressed. The short rod 15 is connected with the first cross rod 2 near the push-pull rod 1 side, and the short rod 15 is connected with the second cross rod 3 near the push-pull rod 1 side, so that the stability of the frame 13 is better.
Fifth embodiment:
according to a movable cable laying traction rope winding and unwinding device shown in fig. 1 and 2, the fifth difference from the embodiment is that: the periphery of the push-pull rod 1 is sleeved with a rubber sleeve.
When in actual use, the rubber sleeve is sleeved on the top of the push-pull rod 1, so that the sliding of a person during pushing and pulling of the moving part is prevented, and safety accidents caused by sliding are avoided to a certain extent.
Example six:
according to the movable cable laying traction rope winding and unwinding device shown in fig. 1, the fifth difference is that: the traction rope winding and unwinding part comprises a sleeve 8, a sleeve rotating shaft rod 10 and a bearing; the sleeve 8 is rotatably sleeved on the sleeve rotating shaft rod 10 through a bearing, and two ends of the sleeve rotating shaft rod 10 are fixedly connected to the moving part; the traction rope 5 is wound on the sleeve 8.
When in actual use, after the traction rope is conveyed to a construction site, when the traction rope is required to be laid, the end head of the traction rope is pulled, the traction rope (steel wire) wound on the sleeve 8 is stressed by pulling the traction rope (steel wire) to enable the sleeve 8 to rotate around the sleeve rotating shaft rod 10, so that the traction rope 5 wound on the sleeve 8 is conveniently laid in a paying-off mode, and the construction efficiency and the construction quality are greatly improved.
Before the traction rope 5 is recovered, one end pulled out by the traction rope 5 passes through the cable pit and then is fixed on the cable, then the sleeve 8 is rotated, and the cable traction process is completed by pulling the cable from the other end of the cable pit to the end of the cable pit by the cable traction rope.
In a specific application, the bearing is arranged on the sleeve rotating shaft rod 10, so that the force is saved when the moving part is pushed and pulled. In addition, the sleeve rotating shaft lever 10 can be used as a connecting cross rod of left and right wheels, so that the stress of the sleeve rotating shaft lever 10 is effectively reduced, and the service life of the sleeve rotating shaft lever 10 is prolonged.
Embodiment seven:
a removable cable laying traction rope winding and unwinding device according to the embodiment shown in fig. 1 and 2 is different from the first embodiment in that: the moving part comprises a left wheel 4 and a right wheel 7; the left wheel 4 and the right wheel 7 are arranged left and right and have the same structure; the left wheel 4 comprises a rim, wheel spokes 6 and spoke connecting discs 9, a plurality of wheel spokes 6 are arranged, one end of each wheel spoke 6 is connected to the periphery of each spoke connecting disc 9 and is uniformly distributed, and the other ends of the wheel spokes 6 are connected with the inner side of the rim; the spoke connecting disc 9 is annular, and the periphery of the spoke connecting disc is connected with wheel spokes 6; the connecting part comprises two frames 13, a first cross bar 2 and a second cross bar 3; the two frames 13 are respectively connected to the left and right sides of the moving part; the frame 13 comprises a push-pull rod 1, a first frame connecting rod 11, a second frame connecting rod 12, a long rod 14, a short rod 15, an arc-shaped rod 16 and a connecting ring 17; the push-pull rod 1, the long rod 14, the arc-shaped rod 16, the connecting ring 17 and the short rod 15 are sequentially connected to form a frame integrated structure, and the long rod 14 and the short rod 15 are arranged in parallel; one end of the second frame connecting rod 12 is fixedly connected to the connecting ring 17, and one end of the second frame connecting rod 12 is vertically and fixedly connected with the long rod 14; the short rod 15 is connected with a first cross rod 2 at the side close to the push-pull rod 1; the short rod 15 is connected with a second cross rod 3 at the side close to the push-pull rod 1; the connecting ring 17 is fixedly connected to the spoke connecting disc 9; the periphery of the push-pull rod 1 is sleeved with a rubber sleeve; the traction rope winding and unwinding part comprises a sleeve 8, a sleeve rotating shaft rod 10 and a bearing; the sleeve 8 is rotatably sleeved on the sleeve rotating shaft rod 10 through a bearing, two ends of the sleeve rotating shaft rod 10 are connected into spoke connecting discs 9 on the left wheel 4 and the right wheel 7, two ends of the sleeve rotating shaft rod 10 extend out of the spoke connecting discs 9, and the traction rope 5 is wound on the sleeve 8.
The utility model has simple operation and convenient transportation, mainly transports the traction rope (steel wire) 5 to a complex terrain or a designated position by pushing (pulling) the wheel, then leads the traction rope (steel wire) 5 wound on the sleeve 8 to bear the force of the rotating shaft sleeve 8 by pulling the traction rope (steel wire), rotates the rotating shaft sleeve 8 along with the rotating shaft sleeve, and then pays out and lays the traction rope 5. The utility model is very portable, has stronger adaptability to places such as complex terrains, poor roads, field construction and the like, greatly improves the construction efficiency and the construction quality when constructing power facilities and repairing power cables, saves the transportation time and the manpower, reduces the overturning danger coefficient of the heavy cable traction rope laying device in the prior art in complex terrains transportation, and effectively avoids unsafe accidents of crashing human bodies and equipment.
Under the condition of no conflict, the technical features related to the examples can be combined with each other according to actual situations by a person skilled in the art so as to achieve corresponding technical effects, and specific details of the combination situations are not described in detail herein.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature.
While the utility model is susceptible of embodiments in accordance with the preferred embodiments, the utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein. Any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.

Claims (7)

1. The utility model provides a mobilizable cable laying haulage rope receive and releases device which characterized in that: comprises a moving part and a moving part, wherein the moving part comprises a moving part,
the connecting part is fixedly connected to the moving part;
a traction rope winding and unwinding part connected to the moving part;
the traction rope (5), the traction rope (5) is wound on the traction rope winding and unwinding part and can rotate around the traction rope winding and unwinding part.
2. A removable cable laying traction rope retraction device according to claim 1 wherein: the moving part comprises a left wheel (4) and a right wheel (7); the left wheel (4) and the right wheel (7) are arranged left and right and have the same structure; the left wheel (4) comprises a rim, wheel spokes (6) and spoke connecting discs (9), the wheel spokes (6) are arranged in plurality, one end of each wheel spoke (6) is connected to the periphery of each spoke connecting disc (9) and is uniformly distributed, and the other ends of the wheel spokes (6) are connected with the inner side of the rim; a traction rope winding and unwinding part is connected between spoke connecting discs (9) on the left wheel (4) and the right wheel (7), and two ends of the traction rope winding and unwinding part extend out of the spoke connecting discs (9); the connecting part is fixedly connected to the spoke connecting disc (9).
3. A removable cable laying traction rope retraction device according to claim 2 wherein: the spoke connecting disc (9) is annular, the periphery of the spoke connecting disc is connected with wheel spokes (6), and the spoke connecting disc is internally connected with the traction rope winding and unwinding part.
4. A removable cable laying traction rope retraction device according to claim 1 wherein: the connecting part comprises two frames (13), a first cross bar (2) and a second cross bar (3); the two frames (13) are respectively connected to the left side and the right side of the moving part; at least one first cross rod (2) and at least one second cross rod (3) are horizontally connected between the two frames (13); the first cross rod (2) is arranged at the upper part of the frame (13), and the second cross rod (3) is arranged at the lower part of the frame (13).
5. The movable cable laying traction rope winding and unwinding device according to claim 4, wherein: the frame (13) comprises a push-pull rod (1), a first frame connecting rod (11), a second frame connecting rod (12), a long rod (14), a short rod (15), an arc-shaped rod (16) and a connecting ring (17); the push-pull rod (1), the long rod (14), the arc-shaped rod (16), the connecting ring (17) and the short rod (15) are sequentially connected to form a frame integrated structure, and the long rod (14) and the short rod (15) are arranged in parallel; the connecting ring (17) is connected with the moving part; one end of the second frame connecting rod (12) is fixedly connected to the connecting ring (17), and one end of the second frame connecting rod (12) is vertically and fixedly connected with the long rod (14); the short rod (15) is connected with a first cross rod (2) at the side close to the push-pull rod (1); the short rod (15) is connected with a second cross rod (3) near the push-pull rod (1).
6. The movable cable laying traction rope winding and unwinding device according to claim 5, wherein: the periphery of the push-pull rod (1) is sleeved with a rubber sleeve.
7. A removable cable laying traction rope retraction device according to claim 1 wherein: the traction rope winding and unwinding part comprises a sleeve (8), a sleeve rotating shaft rod (10) and a bearing; the sleeve (8) is rotatably sleeved on the sleeve rotating shaft rod (10) through a bearing, and two ends of the sleeve rotating shaft rod (10) are fixedly connected to the moving part; the traction rope (5) is wound on the sleeve (8).
CN202222547551.2U 2022-09-26 2022-09-26 Movable cable laying traction rope winding and unwinding device Active CN219058199U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222547551.2U CN219058199U (en) 2022-09-26 2022-09-26 Movable cable laying traction rope winding and unwinding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222547551.2U CN219058199U (en) 2022-09-26 2022-09-26 Movable cable laying traction rope winding and unwinding device

Publications (1)

Publication Number Publication Date
CN219058199U true CN219058199U (en) 2023-05-23

Family

ID=86367608

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222547551.2U Active CN219058199U (en) 2022-09-26 2022-09-26 Movable cable laying traction rope winding and unwinding device

Country Status (1)

Country Link
CN (1) CN219058199U (en)

Similar Documents

Publication Publication Date Title
CN103818834B (en) Loader-unloader, in-vehicle loading-unloading vehicle and walking loading-unloading vehicle
CN106892281A (en) A kind of application method of the suitable container corollary system and the system for loading coil
CN209554495U (en) A kind of power ampere puts line apparatus
CN212798980U (en) Cable reel pay-off device
CN219058199U (en) Movable cable laying traction rope winding and unwinding device
CN207016175U (en) A kind of suitable container corollary system for loading coil
CN211266271U (en) Cable wiring device
CN202434952U (en) Winch grinding trolley for power construction
CN203820325U (en) Loading and unloading machine, vehicle-mounted type loading and unloading car and walking type loading and unloading car
CN207241769U (en) A kind of universal manual shares bicycle handling device
CN202669866U (en) Novel electric power-assisted climbing trolley
CN215154233U (en) Tarpaulin covering machine
CN112897364B (en) Tool trolley for hoisting GIL through pipe
CN210618175U (en) Safety device of moving trolley
CN205135393U (en) Maintenance platform truck of ascending a height
CN211396528U (en) Auxiliary platform for electric power operation and maintenance
CN210048413U (en) Power transmission line mountain area holding and pushing type electric carrying hoisting tool
CN209815528U (en) CT (computed tomography) replacing device inside enclosed bus
CN209702022U (en) A kind of hydraulic pay-off stand
CN203411289U (en) Movable trolley for maintenance of power transmission and distribution equipment
CN220098189U (en) Transportation frame for wire and cable production
CN2910711Y (en) Heavy-duty, electric load-lifting going up-stairs trolly
CN211340457U (en) Liftable crawler-type liner tube bundle threading machine
CN202616725U (en) Multifunctional cable laying vehicle
CN220220859U (en) Split type gas cylinder car

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant