Construction auxiliary rack for rail transit civil engineering

Abstract

The utility model relates to the technical field of auxiliary racks, and discloses a construction auxiliary rack for rail transit civil engineering, which comprises a construction platform, the top of the construction platform is fixedly connected with a height adjusting assembly capable of adjusting different heights of a tool table, and the inner walls of the two sides of the construction platform are both slidably connected with extension plates. A driving motor is fixedly connected to the inner wall of the construction platform, a rotating column is fixedly connected to the driving end of the driving motor, a control gear is fixedly connected to the outer wall of the rotating column, a connecting rod is fixedly connected to the inner wall of the extension plate, and an extension rack is fixedly connected to the outer wall of the connecting rod; the bottom of the extension plate is fixedly connected with a supporting rod. According to the auxiliary platform, the mechanism capable of extending the construction platform is additionally arranged, so that the movable range of the construction platform can be enlarged after the auxiliary platform reaches the specified height, the free activity space of workers is larger, and construction can be better conducted on rail traffic civil engineering.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of auxiliary rack, especially relates to a construction auxiliary rack for rail transit civil engineering. BACKGROUND

[0002] The main working principle of the construction auxiliary rack for rail transit civil engineering is to provide a stable operation platform for construction personnel and equipment. It can bear a certain weight of people and tools through its stable structure design, such as using high-strength steel to make the frame, and its use scene is mainly in the tunnel construction part of rail transit civil engineering. For example, during tunnel lining construction, the auxiliary rack can allow workers to conveniently install and detect equipment in the tunnel, and also can be used as a work platform to help construction personnel better complete the installation and debugging of ventilation equipment, lighting equipment and the like.

[0003] The frame structure of the construction auxiliary rack is the main part, which is usually welded by high-strength steel and is used to bear the weight and maintain the overall stability to provide solid support for the entire rack. The work platform is the main area for construction personnel to operate, and the surface has anti-slip design. It is also equipped with a height adjustment assembly to facilitate the construction personnel to work at different heights, and protective facilities such as fences and safety nets are also indispensable to prevent personnel from falling.

[0004] In the prior art, the range of free movement of the construction platform of some construction auxiliary racks is limited, so that the workers cannot reach the areas that are originally difficult to reach, which may result in the need to frequently move the entire equipment or build additional scaffolding due to distance restrictions. Therefore, the construction auxiliary rack for rail transit civil engineering is proposed to solve the above problems. SUMMARY

[0005] In order to make up for the above shortcomings, the utility model provides a construction auxiliary rack for rail transit civil engineering, which aims to improve the problem of limited range of free movement in the prior art.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A construction auxiliary rack for rail transit civil engineering, comprising a construction platform, the top of the construction platform is fixedly connected with a height adjustment assembly capable of adjusting the height of a tool table, the inner walls of the two sides of the construction platform are both slidably connected with an extension plate, the inner wall of the construction platform is fixedly connected with a drive motor, the drive end of the drive motor is fixedly connected with a rotating column, the outer wall of the rotating column is fixedly connected with a control gear, the inner wall of the extension plate is fixedly connected with a connecting rod, the outer wall of the connecting rod is fixedly connected with an extension rack, and the bottom of the extension plate is fixedly connected with a supporting rod.

[0008] As a further description of the above technical scheme:

[0009] The height adjusting assembly comprises a plurality of support columns, the top of each of the plurality of support columns is fixedly connected to the top of the construction platform, the top of each of the plurality of support columns is fixedly connected with a fixed table, the inner wall of the fixed table is rotatably connected with a bidirectional threaded rod, the outer wall of the bidirectional threaded rod is threadedly connected with two sliding sleeves, the outer wall of each of the two sliding sleeves is rotatably connected with a transmission rod, the other end of the transmission rod is rotatably connected with a fixed plate;

[0010] As a further description of the above technical solution:

[0011] The inner wall of the fixed table is fixedly connected with a rotating bearing, and the other end of the bidirectional threaded rod is rotatably connected to the inner wall of the rotating bearing.

[0012] As a further description of the above technical solution:

[0013] The top of the fixed plate is fixedly connected with a tool table, and one end of the bidirectional threaded rod is fixedly connected with a rotating handle.

[0014] As a further description of the above technical solution:

[0015] The outer wall of the control gear is in meshing connection with the outer wall of the extension rack, and the bottom of the support rod is slidably connected to the inner wall of the construction platform.

[0016] As a further description of the above technical solution:

[0017] The outer wall of the extension plate is fixedly connected with an extension fence, and one side of the extension plate is fixedly connected with a guardrail.

[0018] As a further description of the above technical solution:

[0019] The bottom of the construction platform is fixedly connected with a telescopic support, and the outer wall of the telescopic support is rotatably connected with an air cylinder.

[0020] As a further description of the above technical solution:

[0021] The other end of the air cylinder is rotatably connected with a base frame, and the inner wall of the base frame is rotatably connected with a plurality of moving wheels.

[0022] The utility model has the advantages of the following beneficial effects:

[0023] 1. The utility model discloses a drive motor is started, and drive motor drives rotating column to rotate, and the rotation of rotating column drives the rack outside to rotate to drive the extension rack to move outward, and the movement of extension rack drives the connecting rod of end to extend outward, and the extension plate is slid in the inside construction platform under the driving of support rod, and the extension of connecting rod drives extension plate to extend to the outside to increase the range of whole construction platform, can greatly increase the moving range of staff on the construction platform, and staff can reach the position that they originally difficult to reach, avoid the trouble of frequently moving whole equipment or erecting additional scaffold because of distance limit.

[0024] 2. The utility model discloses rotating rotating handle, and rotating handle drives two -way screw rod to rotate, and two -way screw rod drives the two sliding sleeves of outer wall thread connection to move in the outer wall of thread rod, and the movement of sliding sleeve drives transmission rod to rotate, and transmission rod becomes the inclination that deviates from vertical under the action of sliding sleeve from the inclination that deviates from horizontal, then drives tool table jacking, to realize the height adjustment of tool table to adapt to the taking tool of different elevated staff, greatly convenient worker's work, improve worker's work efficiency. DRAWINGS

[0025] Figure 1 It is the three -dimensional schematic view of a kind of construction auxiliary rack for rail transit civil engineering for the utility model proposes;

[0026] Figure 2 It is the structure schematic view of telescopic support of a kind of construction auxiliary rack for rail transit civil engineering for the utility model proposes;

[0027] Figure 3 For Figure 1 It is the enlarged view of A in the middle;

[0028] Figure 4 For Figure 1 It is the enlarged view of B in the middle;

[0029] Legend:

[0030] 1, construction platform;2, extension rack;3, connecting rod;4, extension plate;5, guardrail;6, drive motor;7, support rod;8, rotating column;9, control gear;10, support column;11, rotating bearing;12, tool table;13, transmission rod;14, fixed plate;15, two -way screw rod;16, rotating handle;17, moving wheel;18, extension fence;19, telescopic support;20, air cylinder;21, underframe;22, fixed table;23, sliding sleeve. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0032] With reference to Figure 1 , Figure 2 and Figure 3 , the utility model provides an embodiment: a construction auxiliary rack for rail transit civil engineering, construction platform 1 is used for giving staff through a construction platform, the top of construction platform 1 is fixedly connected with the height adjusting assembly of the height of adjustable tool table 12, for adjusting the height of tool table 12 to facilitate the work of staff of different heights, the inner wall of both sides of construction platform 1 is slidably connected with extension plate 4, and extension plate 4 is used to expand the range of construction platform 1, the inner wall of construction platform 1 is fixedly connected with drive motor 6, and drive motor 6 is used to provide power, and the driving end of drive motor 6 is fixedly connected with rotating column 8, which is convenient to connect the driving end of motor on other components.

[0033] The outer wall of rotating column 8 is fixedly connected with control gear 9, control gear 9 is used as the assembly of power transmission, the inner wall of extension plate 4 is fixedly connected with connecting rod 3, connecting rod 3 is used to drive extension plate 4 to move, the outer wall of connecting rod 3 is fixedly connected with extension rack 2, extension rack 2 drives connecting rod 3 to move, and the movement of connecting rod 3 drives extension plate 4 to expand outward, the bottom of extension plate 4 is fixedly connected with support rod 7, which is used to support extension plate 4, the outer wall of control gear 9 and the outer wall of extension rack 2 are meshingly connected, the meshing connection relationship can ensure that control gear 9 transmits power to extension rack 2, and the bottom of support rod 7 is slidably connected on the inner wall of construction platform 1, which is convenient to move together with the extension of extension plate 4 and better support extension plate 4.

[0034] The outer wall of extension plate 4 is fixedly connected with extension fence 18, which can be telescoped with the extension of extension plate 4, one side of extension plate 4 is fixedly connected with guardrail 5, which is convenient to protect staff, the bottom of construction platform 1 is fixedly connected with telescopic support 19, which drives construction platform 1 to rise and lower, the outer wall of telescopic support 19 is rotatably connected with air cylinder 20, which is used to provide power for the telescoping of telescopic support 19, the other end of air cylinder 20 is rotatably connected with base frame 21, which is used to support the components on the upper portion, and the inner wall of base frame 21 is rotatably connected with multiple moving wheels 17, which is convenient to drive the whole platform to move.

[0035] With reference to Figure 1 , Figure 2 and Figure 4The height adjusting assembly comprises a plurality of support columns 10 which support the tool table 12 for storing tools, the top of each of the plurality of support columns 10 is fixedly connected to the top of the construction platform 1, facilitating the fixation of the entire tool table 12 on the construction platform 1, the top of each of the plurality of support columns 10 is fixedly connected with a fixing table 22, the inner wall of the fixing table 22 is rotatably connected with a bidirectional threaded rod 15, the bidirectional threaded rod 15 is used to control the movement of the subsequent components, the bidirectional threaded rod 15 is provided with power for movement, the outer wall of the bidirectional threaded rod 15 is threadedly connected with two sliding sleeves 23, the sliding sleeves 23 can slide on the outer wall of the bidirectional threaded rod 15 by rotating the bidirectional threaded rod 15.

[0036] The outer wall of each of the two sliding sleeves 23 is rotatably connected with a transmission rod 13, the movement of the sliding sleeves 23 drives the transmission rod 13 to adjust the height of the tool table 12, the other end of the transmission rod 13 is rotatably connected with a fixing plate 14, which is used to further fix the transmission rod 13 and fix the transmission rod 13 at the bottom of the tool table 12, the inner wall of the fixing table 22 is fixedly connected with a rotating bearing 11, which facilitates the rotation of the bidirectional threaded rod 15, the other end of the bidirectional threaded rod 15 is rotatably connected to the inner wall of the rotating bearing 11, the top of the fixing plate 14 is fixedly connected with the tool table 12, the tool table 12 can store tools for the convenience of workers to take and place, one end of the bidirectional threaded rod 15 is fixedly connected with a rotating handle 16, the rotation of the bidirectional threaded rod 15 is powered by rotating the rotating handle 16.

[0037] Working principle: move the construction auxiliary table to the position where construction is needed, then start the air cylinder 20, the air cylinder 20 drives the telescopic support 19 to adjust the height, when the construction platform 1 is lifted to a suitable height, the construction platform 1 can be extended to increase the range of the construction platform 1 to provide workers with more space to work on the position where construction is needed, start the driving motor 6, the driving motor 6 drives the rotating column 8 to rotate, the rotation of the rotating column 8 drives the outer rack to rotate, thereby driving the extension rack 2 to move outward, the movement of the extension rack 2 drives the connecting rod 3 at the end to extend outward, the support rod 7 drives the extension plate 4 to slide inside the construction platform 1, the extension of the connecting rod 3 drives the extension plate 4 to extend outward to increase the range of the entire construction platform 1.

[0038] When the height of the tool table 12 needs to be adjusted, rotate the rotating handle 16, the rotating handle drives the bidirectional threaded rod 15 to rotate, the bidirectional threaded rod 15 drives the two sliding sleeves 23 threadedly connected to the outer wall of the threaded rod to move on the outer wall of the threaded rod, the movement of the sliding sleeves 23 drives the transmission rod 13 to rotate, the transmission rod 13 changes from an inclination deviating from the horizontal to an inclination deviating from the vertical under the action of the sliding sleeves 23, then drives the tool table 12 to jacking, to realize the height adjustment of the tool table 12 to adapt to the taking of tools by workers of different heights, greatly facilitating the work of workers.

[0039] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A construction auxiliary platform for rail transit civil engineering, comprising a construction platform (1), characterized in that: The top of the construction platform (1) is fixedly connected to a height adjustment component that can adjust the tool table (12) to different heights. The inner walls on both sides of the construction platform (1) are slidably connected to extension plates (4). The inner wall of the construction platform (1) is fixedly connected to a drive motor (6). The drive end of the drive motor (6) is fixedly connected to a rotating column (8). The outer wall of the rotating column (8) is fixedly connected to a control gear (9). The inner wall of the extension plate (4) is fixedly connected to a connecting rod (3). The outer wall of the connecting rod (3) is fixedly connected to an extension rack (2). The bottom of the extension plate (4) is fixedly connected to a support rod (7).

2. The construction auxiliary platform for rail transit civil engineering according to claim 1, characterized in that: The height adjustment assembly includes multiple support columns (10), the tops of which are fixedly connected to the top of the construction platform (1). Each of the multiple support columns (10) is fixedly connected to a fixed platform (22). The inner wall of the fixed platform (22) is rotatably connected to a bidirectional threaded rod (15). The outer wall of the bidirectional threaded rod (15) is threadedly connected to two sliding sleeves (23). The outer walls of the two sliding sleeves (23) are rotatably connected to a transmission rod (13). The other end of the transmission rod (13) is rotatably connected to a fixed plate (14).

3. The construction auxiliary platform for rail transit civil engineering according to claim 2, characterized in that: The inner wall of the fixed platform (22) is fixedly connected to a rotating bearing (11), and the other end of the bidirectional threaded rod (15) is rotatably connected to the inner wall of the rotating bearing (11).

4. A construction auxiliary platform for rail transit civil engineering according to claim 3, characterized in that: The top of the fixed plate (14) is fixedly connected to a tool table (12), and one end of the bidirectional threaded rod (15) is fixedly connected to a rotating handle (16).

5. A construction auxiliary platform for rail transit civil engineering according to claim 1, characterized in that: The outer wall of the control gear (9) is meshed with the outer wall of the extended rack (2), and the bottom of the support rod (7) is slidably connected to the inner wall of the construction platform (1).

6. A construction auxiliary platform for rail transit civil engineering according to claim 1, characterized in that: An extension fence (18) is fixedly connected to the outer wall of the extension plate (4), and a guardrail (5) is fixedly connected to one side of the extension plate (4).

7. A construction auxiliary platform for rail transit civil engineering according to claim 1, characterized in that: The bottom of the construction platform (1) is fixedly connected to a telescopic bracket (19), and the outer wall of the telescopic bracket (19) is rotatably connected to a cylinder (20).

8. A construction auxiliary platform for rail transit civil engineering according to claim 7, characterized in that: The other end of the cylinder (20) is rotatably connected to a base frame (21), and the inner wall of the base frame (21) is rotatably connected to multiple casters (17).

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