A track-operated movable platform for tunnel maintenance

Abstract

The utility model discloses a tunnel maintenance track movable platform, which relates to the technical field of tunnel maintenance equipment, including a walking frame, the walking frame is square, support rods are arranged at the four inner corners of the walking frame, support plates are arranged at the upper and lower surfaces of the walking frame at positions corresponding to the support rods, the number of the support plates is four, the lower surfaces of the four support plates are all provided with track wheels, the inner ends of the track wheels are provided with brake assemblies, operating handrails are arranged on the left and right sides of the upper surface of the walking frame, a lifting frame is arranged on the upper end of the walking frame, ladders are arranged on the left and right sides of the lifting frame, an inspection platform is arranged on the upper end of the lifting frame, and a guardrail is arranged on the upper end of the inspection platform. The utility model adopts a modular splicing arrangement, can be quickly assembled and built according to the on-site environment, has better versatility between different construction sites, and avoids wasting equipment resources.

Description

Technical Field

[0001] The utility model relates to the technical field of tunnel maintenance equipment, in particular to a track-based movable platform for tunnel maintenance. Background Art

[0002] Tunnel maintenance refers to the regular inspection, maintenance and repair of tunnels to ensure the safe operation of tunnels. Tunnel maintenance track-based movable platforms are usually used for tunnel maintenance and repair work. These platforms are usually designed to be track-based so that they can move along the track, allowing workers to carry out various necessary inspections and maintenance work while ensuring the safety of workers. They can improve work efficiency and provide a convenient and convenient working environment when emergency repairs are required. However, traditional maintenance platforms are generally made on-site by welding profiles according to site conditions. After use, the maintenance platforms are generally discarded, and the commonality between different construction sites is generally poor, resulting in a waste of equipment resources. Utility Model Content

[0003] The purpose of the utility model is to provide a tunnel maintenance track-based movable platform to solve the problem raised in the above-mentioned background technology that traditional maintenance platforms are generally manufactured on-site by welding profiles according to on-site conditions, and the maintenance platforms are generally discarded after use, and have limited universality between different construction sites, resulting in a waste of equipment resources.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tunnel maintenance track-based movable platform, comprising a walking frame, the walking frame is square, support rods are provided at the four inner corners of the walking frame, support plates are provided at positions corresponding to the support rods on the upper and lower surfaces of the walking frame, the number of the support plates is four, the lower surfaces of the four support plates are provided with track wheels, the inner ends of the track wheels are provided with brake assemblies, operating handrails are provided on the left and right sides of the upper surface of the walking frame, a lifting frame is provided at the upper end of the walking frame, ladders are provided on the left and right sides of the lifting frame, an inspection platform is provided at the upper end of the lifting frame, and a guardrail is provided at the upper end of the inspection platform.

[0005] Preferably, the upper surface of the support plate, the position corresponding to the lifting frame and the upper end of the lifting frame are both provided with a threaded quick-insert sleeve through a threaded connection, the lower end of the maintenance platform is provided with a threaded splice tube, and the lower end of the lifting frame and the threaded splice tube are threadedly connected to the threaded quick-insert sleeve.

[0006] Preferably, the lifting frame is two corresponding H-shaped metal pipe frame structures, a diagonal rod is provided between the two sides of the lifting frame, the front and rear two diagonal rods are staggered, and the upper and lower two diagonal rods are staggered, and the front and rear outer surfaces of the lifting frame are provided with a clamping seat.

[0007] Preferably, a rotating shaft seat is provided on the lower surface of the support plate, the track wheel is rotatably connected to the rotating shaft seat via a bearing, and the brake assembly is fixed to the rotating shaft seat via bolts.

[0008] Compared with the prior art, the beneficial effects of the utility model are: replacing the traditional maintenance platform that is manufactured on-site by welding profiles according to the on-site conditions, it adopts a modular splicing setting, can be quickly assembled and built according to the on-site environment, can be suitable for construction environments in various scenarios, has better versatility between different construction sites, and avoids wasting equipment resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 It is an axonometric drawing of the main structure of the utility model;

[0010] Figure 2 It is a schematic diagram of the main structure of the utility model;

[0011] Figure 3 It is a left side schematic diagram of the main structure of the utility model;

[0012] Figure 4 It is a top view schematic diagram of the main structure of the utility model.

[0013] In the figure: 1-walking frame, 2-support rod, 3-support plate, 4-track wheel, 5-brake assembly, 6-operating handrail, 7-lifting frame, 8-ladder, 9-maintenance platform, 10-guardrail, 11-threaded quick-insert sleeve, 12-threaded splicing pipe, 13-inclined rod, 14-clamping seat, 15-swivel seat. DETAILED DESCRIPTION

[0014] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0015] See also Figure 1-4The utility model provides a tunnel maintenance track movable platform, including a walking frame 1, the walking frame 1 is square, and support rods 2 are arranged at the four inner corners of the walking frame 1. Support plates 3 are arranged at the upper and lower surfaces of the walking frame 1 corresponding to the support rods 2. The number of the support plates 3 is four, and the lower surfaces of the four support plates 3 are all provided with track wheels 4. The inner ends of the track wheels 4 are provided with brake assemblies 5. Operating handrails 6 are arranged on the left and right sides of the upper surface of the walking frame 1, and a lifting frame 7 is arranged on the upper end of the walking frame 1. Ladders 8 are arranged on the left and right sides of the lifting frame 7. A maintenance platform 9 is arranged on the upper end of the lifting frame 7, and a guardrail 10 is arranged on the upper end of the maintenance platform 9.

[0016] When in use, the walking frame 1 is set on the moving track through the track wheel 4, a support rod 2 is set inside the walking frame 1, and a support plate 3 is set at the position of the support rod 2, and the track wheel 4 is rotatably connected to the lower end of the walking frame 1 through the support plate 3, ensuring that the walking frame 1 can move smoothly on the moving track under the support of the track wheel 4, and the staff can push and pull the walking frame 1 to move on the moving track by operating the handrail 6, and a brake assembly 5 is set on the track wheel 4. The brake assembly 5 adopts the traditional wire-fastening brake mode, and the brake operating handle is set on the operating handrail 6. The brake of the track wheel 4 is operated by the operating handle. A lifting frame 7 is set at the upper end of the walking frame 1. By setting different numbers of lifting frames 7, it is suitable for tunnels of different heights, and a ladder 8 is integrated in the lifting frame 7, so that the staff can go up to the maintenance platform 9 through the ladder 8, and a guardrail 10 is set on the maintenance platform 9, and the staff on the maintenance platform 9 is protected by the guardrail 10.

[0017] The upper surface of the support plate 3 and the position corresponding to the lifting frame 7 and the upper end of the lifting frame 7 are both provided with a threaded quick-connect sleeve 11 through a threaded connection. The lower end of the maintenance platform 9 is provided with a threaded splicing pipe 12. The lower end of the lifting frame 7 and the threaded splicing pipe 12 are threadedly connected to the threaded quick-connect sleeve 11. By arranging the threaded quick-connect sleeve 11 on the support plate 3 and the lifting frame 7, and arranging a threaded section at the lower end of the lifting frame 7, the lifting frame 7 can be threadedly connected to the threaded quick-connect sleeve 11 by itself, thereby being fixedly connected to the walking frame 1 and the lower end lifting frame 7 through threads. A threaded splicing pipe 12 is arranged at the lower end of the maintenance platform 9, and the maintenance platform 9 can be fixedly connected to the lifting frame 7 through the threaded connection between the threaded splicing pipe 12 and the threaded quick-connection sleeve 11.

[0018] The lifting frame 7 is two H-shaped metal pipe frame structures arranged correspondingly, and a diagonal tie rod 13 is arranged between the two sides of the lifting frame 7. The front and rear two diagonal tie rods 13 are staggered, and the upper and lower two diagonal tie rods 13 are staggered. In order to ensure the construction safety after the scaffolding is installed, the front and rear outer surfaces of the lifting frame 7 are provided with a clamping seat 14, and the diagonal tie rod 13 is fixedly connected to the lifting frame 7 through an eccentric locking switch. By arranging the diagonal tie rod 13 between the lifting frames 7 on both sides, the lifting frames 7 on both sides are fixedly connected to ensure the strength of the overall equipment, and a clamping seat 14 is arranged on the outer side of the lifting frame 7 to facilitate the clamping and fixing of other equipment.

[0019] A rotating shaft seat 15 is provided on the lower surface of the support plate 3, and the track wheel 4 is rotatably connected to the rotating shaft seat 15 via a bearing. The brake assembly 5 is fixed to the rotating shaft seat 15 via bolts. By providing the rotating shaft seat 15 at the lower end of the support plate 3, the track wheel 4 is rotatably connected to the lower end of the walking frame 1 via the rotating shaft seat 15.

[0020] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A track-mounted movable platform for tunnel maintenance, characterized in that: The utility model comprises a walking frame (1), wherein the walking frame (1) is square, support rods (2) are arranged at the four inner corners of the walking frame (1), support plates (3) are arranged at positions corresponding to the support rods (2) on the upper and lower surfaces of the walking frame (1), the number of the support plates (3) is four, the lower surfaces of the four support plates (3) are all provided with track wheels (4), the inner ends of the track wheels (4) are provided with brake assemblies (5), the left and right sides of the upper surface of the walking frame (1) are provided with operating handrails (6), and the upper end of the walking frame (1) is provided with a lifting frame (7) The lifting frame (7) is provided with ladders (8) on both sides thereof, the upper end of the lifting frame (7) is provided with an inspection platform (9), the upper end of the inspection platform (9) is provided with a guardrail (10), the upper surface of the support plate (3) and the position corresponding to the lifting frame (7) and the upper end of the lifting frame (7) are both provided with a threaded quick-insertion sleeve (11) through threaded connection, the lower end of the inspection platform (9) is provided with a threaded splicing pipe (12), and the lower end of the lifting frame (7) and the threaded splicing pipe (12) are connected to the threaded quick-insertion sleeve (11) through threads.

2. The track-operated movable platform for tunnel maintenance according to claim 1, characterized in that: The lifting frame (7) is composed of two corresponding H-shaped metal pipe frame structures. A diagonal tie rod (13) is provided between the two sides of the lifting frame (7). The front and rear two diagonal tie rods (13) are staggered, and the upper and lower two diagonal tie rods (13) are staggered. The front and rear outer surfaces of the lifting frame (7) are provided with a clamping seat (14).

3. The track-operated movable platform for tunnel maintenance according to claim 1, characterized in that: A rotating shaft seat (15) is provided on the lower surface of the support plate (3), the track wheel (4) is rotatably connected to the rotating shaft seat (15) via a bearing, and the brake assembly (5) is fixed to the rotating shaft seat (15) via bolts.

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