Pipe gallery system

By setting up cable brackets, pipes and liftable maintenance vehicles in the pipeline corridor, the problem of maintenance difficulties in narrow pipeline corridors is solved, rapid movement and convenient operation are achieved, and the waterproofness and space utilization of the pipeline corridor are improved.

CN223226682UActive Publication Date: 2025-08-15GUANGZHOU URBAN PLANNING & DESIGN SURVEY RES INST
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Patent Information

Application Number
CN202422410656.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-30
Publication Date
2025-08-15
Estimated Expiration
2034-09-30

AI Technical Summary

Technical Problem

In the prior art, the space in the pipe corridor is small and it is difficult for maintenance personnel to enter or move, resulting in difficulties in traditional manual maintenance. The traditional maintenance method will reduce the waterproofing capacity of the pipe corridor and pose safety hazards.

Method used

A pipe corridor system is designed, including cable brackets on both sides of the pipe corridor passage, pipes and guide rails at the bottom. A liftable maintenance vehicle is provided on the guide rails. The maintenance personnel lie on the maintenance vehicle and move along the guide rails, adjusting the height through the lifting mechanism for easy maintenance.

Benefits of technology

It realizes rapid movement and convenient operation of maintenance personnel in the pipeline corridor, improves the waterproofness and space utilization of the pipeline corridor, avoids broken road surface maintenance, and ensures safety and convenience.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of underground structures, and discloses a pipe gallery system which comprises a pipe gallery channel, supports used for placing cables are arranged on the inner walls of the two sides of the pipe gallery channel, a pipeline arranged in the length direction of the pipe gallery channel is arranged on the inner wall of the bottom of the pipe gallery channel, and guide rails arranged in the length direction of the pipeline are arranged on the two sides of the pipeline. A liftable maintenance car moving along the guide rail is arranged on the guide rail; maintenance personnel lie on the maintenance vehicle, can quickly move to the position needing maintenance from one end of the pipe gallery channel along with the maintenance vehicle along the pipe gallery channel, and can adjust the posture on the maintenance vehicle to maintain cables on the two sides, maintenance is convenient and quick, and in this way, it is ensured that the maintenance personnel can quickly move in the pipe gallery to conduct maintenance during maintenance; in addition, the height of the maintenance car can be adjusted to facilitate operation of maintenance personnel, the problems that the maintenance personnel move in the pipe gallery and are difficult to operate are solved, the maintenance car is arranged outside the pipeline, and the space utilization rate in the pipe gallery is increased.
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Description

Technical Field

[0001] The utility model relates to the technical field of underground structures, in particular to a pipe gallery system. Background Art

[0002] At present, pipeline corridors are widely used in urban construction to place pipelines such as electricity, communications, water supply and drainage, and heat. Since the size of the pipeline corridor is restricted by land use and other factors, the space inside the pipeline corridor is relatively small, and it is difficult for maintenance personnel to enter the pipeline corridor, or it is difficult to move and operate in the pipeline corridor after entering, making traditional manual maintenance work difficult to implement in underground pipeline corridors.

[0003] At present, the problem of difficult maintenance is usually solved by setting one side surface of the tunnel as a cover. When the interior of the tunnel needs to be inspected, the cover is opened at the corresponding position, and the construction personnel can perform maintenance operations on the interior of the tunnel from the outside without having to move from one end of the tunnel to the location that needs to be inspected. However, this method will greatly reduce the waterproof ability of the tunnel, causing rainwater to enter the tunnel, affecting the pipelines inside the tunnel, and even posing a safety hazard. In addition, when the tunnel is set underground, this method requires the road surface above the tunnel to be demolished during maintenance before the cover can be opened for maintenance, which is less safe and convenient. Utility Model Content

[0004] The purpose of the utility model is to provide a pipe gallery system, which ensures that maintenance personnel can move quickly in the pipe gallery channel and facilitates maintenance; there is no need to remove the ground during maintenance, and the pipe gallery channel has good sealing performance.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a pipe gallery system, which includes a pipe gallery channel, wherein the inner walls on both sides of the pipe gallery channel are provided with brackets for placing cables, the bottom inner wall of the pipe gallery channel is provided with a pipe arranged along the length direction of the pipe gallery channel, and guide rails arranged along the length direction of the pipe are provided on both sides of the pipe, and a liftable maintenance vehicle that moves along the guide rails is provided on the guide rails.

[0006] Preferably, the maintenance vehicle includes a lifting mechanism, a support plate and rollers, the rollers are arranged at the bottom end of the lifting mechanism and move along the guide rails, and the support plate is arranged at the top end of the lifting mechanism.

[0007] Furthermore, the support plate is a rectangular structure, and a lifting mechanism is provided at each of the four corners of the support plate, and the two lifting mechanisms provided on the same side of the support plate constitute a lifting mechanism group;

[0008] The maintenance vehicle further includes a control mechanism, which is provided corresponding to the lifting mechanism group, is connected to the lifting mechanism, and controls the lifting and lowering of the lifting mechanism.

[0009] Furthermore, the lifting mechanism includes a support rod and a sleeve that can move relative to each other. The sleeve is sleeved on the outer circumference of the support rod, and the height of the lifting mechanism is controlled by adjusting the length of the support rod inside the sleeve through the control mechanism.

[0010] Furthermore, the lifting mechanism also includes a gear provided at the bottom end of the support rod, the gear is connected to the control mechanism and is driven to rotate by the control mechanism; the inner wall of the sleeve is provided with a rack engaged with the gear, and the gear moves along the rack.

[0011] Furthermore, the control mechanism includes a rotating handle and a connecting shaft provided on the top of the lifting mechanism, the rotating handle is connected to the connecting shaft and drives the connecting shaft to rotate; the two ends of the connecting shaft are respectively rotatably connected to the two support rods of the lifting mechanism group, and the connecting shaft is connected to the gear transmission and drives the gear to rotate.

[0012] Preferably, a plurality of cross beams are provided between the lifting mechanism and the support plate, and the cross beams are connected to the lifting mechanism and the support plate respectively.

[0013] Preferably, the maintenance vehicle further includes a strap for securing the user.

[0014] Preferably, a base is provided on the bottom inner wall of the pipe gallery channel, and the guide rail is provided on the base.

[0015] Preferably, the bracket is provided with multiple layers along the height direction of the inner walls on both sides of the pipe gallery channel.

[0016] Compared with the prior art, the utility model provides a tunnel system with the following beneficial effects: cables for power and communication are placed on brackets arranged on both sides of the tunnel passage, thereby ensuring that space is reserved in the middle of the tunnel passage; maintenance personnel lie on the maintenance vehicle and can quickly move along the tunnel passage from one end of the tunnel passage to the location requiring maintenance, and can adjust their posture on the maintenance vehicle to inspect the cables on both sides, which makes maintenance convenient and quick. In this way, the waterproofness of the tunnel passage is effectively ensured, and there is no need to break the road surface during maintenance, and it is ensured that maintenance personnel can quickly move in the tunnel passage to inspect the cables; in addition, the maintenance vehicle can adjust its height to facilitate operation by maintenance personnel, thereby solving the problem of maintenance personnel having difficulty moving and operating in the tunnel passage, and the maintenance vehicle is arranged outside the pipeline to improve the space utilization rate in the tunnel passage. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a cross-sectional view of a pipe gallery channel structure of a pipe gallery system according to an embodiment of the present utility model.

[0018] Figure 2This is a front view of a maintenance vehicle for a pipe gallery system according to an embodiment of the present utility model.

[0019] Figure 3 This is a side view of a maintenance vehicle for a pipe gallery system according to an embodiment of the present utility model.

[0020] Figure 4 It is a structural schematic diagram of a lifting mechanism of a pipe gallery system in an embodiment of the present utility model.

[0021] In the figure, 1. Pipe gallery passage; 11. Base; 2. Bracket; 3. Pipe; 4. Guide rail; 5. Maintenance vehicle; 51. Lifting mechanism; 511. Support rod; 512. Casing; 513. Gear; 514. Rack; 52. Control mechanism; 521. Rotating handle; 522. Connecting shaft; 53. Support plate; 54. Roller; 55. Beam. DETAILED DESCRIPTION

[0022] The following embodiments are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0023] In the description of the present invention, it should be understood that the terms "upper" and "lower" used in the present invention to indicate orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only used to facilitate the description of the present invention and simplify the description, rather than to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0024] like Figure 1 As shown, a pipe gallery system of a preferred embodiment of the utility model includes a pipe gallery channel 1, and brackets 2 for placing cables are provided on the inner walls on both sides of the pipe gallery channel 1, a pipe 3 arranged along the length direction of the pipe gallery channel 1 is provided on the bottom inner wall of the pipe gallery channel 1, and guide rails 4 arranged along the length direction of the pipe 3 are provided on both sides of the pipe 3, and a liftable maintenance vehicle 5 that moves along the guide rails 4 is provided on the guide rails 4.

[0025] Specifically, communication, electricity, water supply and drainage, heat and other pipelines are installed in the tunnel channel 1; brackets 2 are provided on the inner walls on the left and right sides of the tunnel channel 1, and the brackets 2 are arranged at intervals along the length direction of the tunnel channel 1. Relevant cables can be laid on the brackets 2, so that the cables are placed in a classified manner and do not contact the bottom of the tunnel channel 1, to prevent water accumulation at the bottom of the tunnel channel 1, which causes the cables to come into contact with water and cause failures; the pipeline 3 is arranged in the middle of the bottom inner wall of the tunnel channel 1 for water supply and drainage. The pipeline 3 is arranged at the bottom to ensure that damage and leakage of the pipeline 3 will not immediately affect other cables; a gap is provided between the pipeline 3 and the brackets 2 on both sides for setting guide rails 4 and maintenance vehicles 5; the guide rails 4 are arranged on both sides of the pipeline 3 along the length direction of the pipeline 3, and the maintenance vehicle 5 is arranged on the guide rails 4, so that the maintenance vehicle 5 does not collide with the brackets 2 on both sides, ensuring that the maintenance vehicle 5 moves smoothly; the maintenance vehicle 5 can adjust its height to accommodate the operation of the maintenance personnel.

[0026] When in use, the maintenance vehicle 5 is parked at the preset maintenance port or one end of the tunnel passage 1, and the maintenance personnel lies on the maintenance vehicle 5 at the corresponding position. The maintenance personnel adjusts the maintenance vehicle 5 to a height that is more comfortable for the maintenance personnel. The maintenance personnel controls the maintenance vehicle 5 to move along the guide rail 4. After reaching the predetermined position, the height of the maintenance vehicle 5 can be adjusted according to the position of the cable to be inspected, so that the maintenance vehicle 5 is adjusted to a height that is easy for the maintenance personnel to operate, so that the maintenance personnel can lie sideways, lie flat or lie on the maintenance vehicle 5 to perform maintenance operations. After completing the maintenance, the maintenance vehicle 5 can be controlled to move to the next maintenance point or to the end of the tunnel passage 1 to complete the maintenance work.

[0027] Through the above method, maintenance personnel can directly move with the maintenance vehicle 5 quickly and conveniently to the location in the tunnel passage 1 that needs maintenance to perform maintenance operations. The tunnel passage 1 does not need to be set in the form of a cover, and there is no need to break the road surface during maintenance. It is easy to use and greatly improves the waterproofness of the tunnel passage 1; the height of the maintenance vehicle 5 can be adjusted according to the operating range of the maintenance personnel, which is convenient for the maintenance personnel to move and operate in the tunnel passage 1; the maintenance vehicle 5 is arranged on the outside of the pipeline 3, and the pipeline 3 does not affect the movement of the maintenance vehicle 5, thereby improving the idle utilization rate in the tunnel passage 1.

[0028] Preferably, the maintenance vehicle 5 includes a lifting mechanism 51 , a support plate 53 and a roller 54 . The roller 54 is provided at the bottom end of the lifting mechanism 51 and moves along the guide rail 4 . The support plate 53 is provided at the top end of the lifting mechanism 51 .

[0029] Specifically, the roller 54 is provided at the lower end of the lifting mechanism 51, and is used to contact the guide rail 4 to provide support and drive the maintenance vehicle 5 to move along the guide rail 4 as a whole, and facilitate the maintenance vehicle 5 to turn in the pipeline corridor channel 1; the support plate 53 is provided at the upper end of the lifting mechanism 51, and the maintenance personnel lie on the support plate 53 to perform maintenance operations.

[0030] Furthermore, the support plate 53 is a rectangular structure, and a lifting mechanism 51 is provided at each of the four corners of the support plate 53. The two lifting mechanisms 51 provided on the same side of the support plate 53 constitute a lifting mechanism group.

[0031] The maintenance vehicle 5 further includes a control mechanism 52 , which is provided corresponding to the lifting mechanism group. The control mechanism 52 is connected to the lifting mechanism 51 and controls the lifting and lowering of the lifting mechanism 51 .

[0032] Specifically, the support plate 53 is a rectangular structure, and there are four lifting mechanisms 51. The four lifting mechanisms 51 are respectively arranged at the four corners of the support plate 53; the two lifting mechanisms 51 on the front and rear sides or the left and right sides of the maintenance vehicle 5 are a lifting mechanism group, and the four lifting mechanisms 51 are divided into two groups. Each lifting mechanism group is corresponding to a control mechanism 52. The control mechanism 52 is connected to the lifting mechanism 51 and controls the lifting mechanism 51 to adjust the height of the lifting mechanism 51. Each control mechanism 52 controls the two lifting mechanisms 51 in its corresponding lifting mechanism group to rise and fall synchronously; the lifting of the lifting mechanism 51 drives the support plate 53 to rise and fall, and the height of the support plate 53 is adjusted, which is convenient for maintenance personnel to carry out maintenance and movement.

[0033] Furthermore, the lifting mechanism 51 includes a support rod 511 and a sleeve 512 that can move relative to each other. The sleeve 512 is sleeved on the outer circumference of the support rod 511. The height of the lifting mechanism 51 is controlled by adjusting the length of the support rod 511 inside the sleeve 512 through the control mechanism 52.

[0034] Specifically, the support rod 511 and the sleeve 512 are arranged in correspondence, and each sleeve 512 is sleeved on the outer periphery of the corresponding support rod 511. The control mechanism 52 can control the support rod 511 to move up and down along the sleeve 512 to adjust the height of the support plate 53; the upper end of the sleeve 512 and the lower end of the support rod 511 are both provided with limit members. When the bottom end of the support rod 511 moves to the top end of the sleeve 512, the limit members can abut against each other to prevent the support rod 511 from separating from the sleeve 512, and limit the maximum rising height of the maintenance vehicle 5.

[0035] Furthermore, the lifting mechanism 51 also includes a gear 513 provided at the bottom end of the support rod 511, the gear 513 is connected to the control mechanism 52 and is driven to rotate by the control mechanism 52; the inner wall of the sleeve 512 is provided with a rack 514 engaged with the gear 513, and the gear 513 moves along the rack 514.

[0036] Specifically, a gear 513 that rotates along the axis is provided on the side surface of the bottom end of the support rod 511, and a rack 514 is provided on the inner wall of each sleeve 512. The rack 514 is meshed with the gear 513. The control mechanism 52 controls the forward and reverse rotation of the gear 513 to adjust the moving direction of the support rod 511. When the gear 513 rotates, the gear 513 drives the support rod 511 to move up and down along the length direction of the rack 514. When there is no need to adjust the lifting of the maintenance vehicle 5, the control mechanism 52 stops the gear 513 from rotating, and the gear 513 is engaged with the rack 514 so that the positions of the support rod 511 and the sleeve 512 are relatively fixed, thereby fixing the height of the maintenance vehicle 5; since the inner diameter of the sleeve 512 is larger than the outer diameter of the support rod 511, a guide is provided on the inner wall of the sleeve 512 to prevent the support rod 511 from offsetting when moving and to ensure that the gear 513 and the rack 514 remain meshed.

[0037] Furthermore, the control mechanism 52 includes a rotating handle 521 and a connecting shaft 522 provided on the top of the lifting mechanism 51. The rotating handle 521 is connected to the connecting shaft 522 and drives the connecting shaft 522 to rotate; the connecting shaft 522 is connected to the gear 513 and drives the gear 513 to rotate.

[0038] Specifically, the control mechanism 52 includes a rotating handle 521 and a connecting shaft 522. The rotating handle 521 is connected to the connecting shaft 522 and is arranged at the top position of the lifting mechanism 51. The connecting shaft 522 is arranged along the front and rear directions of the maintenance vehicle 5. The rotating handle 521 is located in front of the maintenance vehicle 5 for easy use by maintenance personnel. At this time, the lifting mechanism 51 is divided into two groups according to the left and right sides. There are two connecting shafts 522, which respectively drive the two groups of lifting mechanisms 51 at both ends of the connecting shaft 522. The two ends of each connecting shaft 522 are respectively rotatably connected to the two support rods arranged at the front and rear. 511; the connecting shaft 522 is provided with gear teeth, which are engaged with the transmission gear set provided on the support rod 511 or inside the support rod 511 to drive the gear 513 at the lower end of the support rod 511 to rotate. In addition, a groove for placing a transmission belt can also be provided on the connecting shaft 522, and the connecting shaft 522 and the gear 513 are connected through the transmission belt to ensure that the connecting shaft 522 can drive the gear 513 to rotate. Rotating the handle 521 can drive the connecting shaft 522 to rotate clockwise or counterclockwise, thereby controlling the direction of the gear 513 to adjust the lifting and lowering of the support rod 511.

[0039] The rotating handle 521 can be set to one or two. When there is one rotating handle 521, the rotating handle 521 is directly connected to one of the connecting shafts 522, and the two connecting shafts 522 are connected by a conveyor belt, so that the rotating handle 521 can simultaneously drive the two connecting shafts 522 to rotate synchronously, thereby adjusting the four groups of lifting mechanisms 51 at the same time; when there are two rotating handles 521, the two rotating handles 521 are directly connected to the two connecting shafts 522 respectively, and the corresponding rotating handles 521 can be rotated respectively to adjust the two groups of lifting mechanisms 51 on one side. By adjusting the lifting mechanisms 51 on both sides to different heights, the support plate 53 can be tilted, which is convenient for maintenance personnel to perform maintenance operations.

[0040] Furthermore, a plurality of cross beams 55 are provided between the lifting mechanism 51 and the support plate 53 , and the cross beams 55 are connected to the lifting mechanism 51 and the support plate 53 respectively.

[0041] Specifically, the top end of the support rod 511 is connected to a crossbeam 55 , and the crossbeam 55 is connected to two support rods 511 respectively. Adjacent crossbeams 55 are vertically arranged, and four crossbeams 55 form a rectangle to provide stable support for the support plate 53 .

[0042] Preferably, the maintenance vehicle 5 further includes a strap (not shown in the figure) for securing the user.

[0043] Specifically, the strap is provided on the support plate 53, and the length and tightness of the strap are adjustable. After the maintenance personnel lies on the support plate 53, the strap is wrapped around the maintenance personnel, making it difficult for the maintenance personnel to fall or move from the maintenance vehicle 5, thereby improving the safety of use.

[0044] Preferably, a base 11 is provided on the bottom inner wall of the pipe gallery passage 1 , and the guide rail 4 is provided on the base 11 .

[0045] Specifically, the base 11 is arranged between the guide rail 4 and the bottom inner wall of the tunnel passage 1, and the guide rail 4 is laid on the base 11 to raise the height of the guide rail 4 and the maintenance vehicle 5 to ensure that even if water accumulates in the tunnel passage 1, it can be normally inspected by the maintenance vehicle 5.

[0046] Preferably, the bracket 2 is provided with multiple layers along the height direction of the inner walls on both sides of the pipe gallery.

[0047] Specifically, the bracket 2 is arranged in multiple layers to increase the number of cables that can be placed and to reduce the horizontal width of the bracket 2 to provide more usable space for the maintenance vehicle 5 and the guide rail 4.

[0048] The working process of the utility model is as follows: the pipe gallery system is arranged underground. When no maintenance is required, the maintenance vehicle 5 is parked at a preset parking spot at the end or middle of the pipe gallery passage 1, so that maintenance personnel can get on the maintenance vehicle 5. When maintenance is required inside the pipe gallery passage 1, the maintenance personnel lie flat on the maintenance vehicle 5 at the preset parking spot and secure it with a strap. The maintenance personnel adjusts the position of the support rod 511 in the sleeve 512 by rotating the rotary handle 521 to adjust the support plate 53 to a height convenient for the maintenance personnel to operate. The maintenance personnel controls the maintenance vehicle 5 to move along the guide rail 4, so that the maintenance personnel can quickly move to the fault area for maintenance.

[0049] After arriving at the maintenance area, the maintenance personnel can adjust the height of the maintenance vehicle 5 according to the height of the faulty cable, and adjust it to lie on its side to inspect the cables on both sides. If the pipe 3 under the maintenance vehicle 5 is damaged, the maintenance personnel can adjust it to a prone position for maintenance. The maintenance personnel can adjust the tightness of the straps during the posture adjustment process to facilitate the maintenance personnel to perform related operations. After completing the maintenance, the maintenance vehicle 5 can be controlled to move to the next area to be inspected for maintenance or to a parking point to complete the maintenance.

[0050] In summary, the embodiment of the present invention provides a tunnel system, which can quickly and conveniently send maintenance personnel to the location where maintenance is required through a maintenance vehicle that can move along the tunnel channel 1 in the tunnel channel 1, effectively solving the problem that maintenance personnel have difficulty moving in the narrow tunnel channel 1; by providing a lifting mechanism 51, the maintenance vehicle 5 can adjust the height according to the actual use of the maintenance personnel, which is convenient for the maintenance personnel to adjust their posture, effectively solving the problem that maintenance personnel have difficulty in maintenance in the tunnel channel 1 and improving the space utilization rate in the tunnel channel 1. As a result, there is no need to break the road surface when repairing the underground tunnel, effectively improving the waterproofness of the tunnel channel 1.

[0051] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and replacements can be made without departing from the technical principles of the present invention. These improvements and replacements should also be regarded as the scope of protection of the present invention.

Claims

1. A pipe gallery system, characterized in that: It includes a pipe gallery channel, the inner walls on both sides of the pipe gallery channel are provided with brackets for placing cables, the bottom inner wall of the pipe gallery channel is provided with a pipe arranged along the length direction of the pipe gallery channel, both sides of the pipe are provided with guide rails arranged along the length direction of the pipe, and the guide rails are provided with a liftable maintenance vehicle that moves along the guide rails.

2. The pipe gallery system according to claim 1, characterized in that: The maintenance vehicle comprises a lifting mechanism, a support plate and rollers. The rollers are arranged at the bottom end of the lifting mechanism and move along the guide rails. The support plate is arranged at the top end of the lifting mechanism.

3. The pipe gallery system according to claim 2, characterized in that: The support plate is a rectangular structure, and a lifting mechanism is provided at each of the four corners of the support plate. The two lifting mechanisms provided on the same side of the support plate constitute a lifting mechanism group; The maintenance vehicle further includes a control mechanism, which is provided corresponding to the lifting mechanism group, is connected to the lifting mechanism, and controls the lifting and lowering of the lifting mechanism.

4. The pipe gallery system according to claim 3, characterized in that: The lifting mechanism includes a support rod and a sleeve that can move relative to each other. The sleeve is sleeved on the outer circumference of the support rod. The height of the lifting mechanism is controlled by adjusting the length of the support rod inside the sleeve through the control mechanism.

5. The pipe gallery system according to claim 4, characterized in that: The lifting mechanism also includes a gear disposed at the bottom end of the support rod, the gear being connected to the control mechanism and driven to rotate by the control mechanism; the inner wall of the sleeve is provided with a rack meshing with the gear, and the gear moves along the rack.

6. The pipe gallery system according to claim 5, characterized in that: The control mechanism includes a rotating handle and a connecting shaft provided on the top of the lifting mechanism, the rotating handle is connected to the connecting shaft and drives the connecting shaft to rotate; the two ends of the connecting shaft are respectively rotatably connected to the two support rods of the lifting mechanism group, and the connecting shaft is connected to the gear transmission and drives the gear to rotate.

7. The pipe gallery system according to claim 2, characterized in that: A plurality of cross beams are arranged between the lifting mechanism and the support plate, and the cross beams are connected to the lifting mechanism and the support plate respectively.

8. The pipe gallery system according to claim 1, wherein: The maintenance vehicle also includes a strap for fixing a user.

9. The pipe gallery system according to claim 1, wherein: A base is provided on the bottom inner wall of the pipe gallery channel, and the guide rail is provided on the base.

10. The pipe gallery system according to claim 1, wherein: The bracket is provided with multiple layers along the height direction of the inner walls on both sides of the pipe gallery channel.

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