Side wall movable mounting bracket

Abstract

The utility model discloses a side wall movable installation support which mainly solves the problems that in existing tunnel side wall construction, the installation and disassembly process of a disc buckle type truss is relatively complex, and mobility is poor. The mounting bracket comprises a left bracket, a right bracket, a cross beam for connecting the bottoms of the left bracket and the right bracket, bottom universal wheels arranged at the left end and the right end of the cross beam, a left supporting rod welded on the left bracket and vertical to the ground, and a right supporting rod welded on the right bracket and vertical to the ground, the operating platform is fixed to the top ends of the left supporting rod, the right supporting rod, the left support and the right support, the two ends of the ladder steps are fixed to the cross beam and the operating platform respectively, and the wall surface universal wheels are connected to the bottom of the operating platform and make contact with the side wall. And due to the mobility of the movable bracket, constructors can work at different positions conveniently, and the construction flexibility is improved. And the mobility is convenient for managers to adjust production places according to actual requirements, so that the working requirements are better met.

Description

TECHNICAL FIELD

[0001] The utility model relates to a support, specifically, it relates to a steel support support installation construction for carrying out on the side wall in open cut tunnel main body structure. BACKGROUND

[0002] The side wall of open cut tunnel main body structure often adopts sectional pouring method construction, and the steel support must be installed in time to provide additional supporting force after the side wall construction is completed to ensure the stability of the side wall structure in the construction process. In order to realize the reliable connection of the steel support and the side wall, installing the steel support support after the side wall construction is completed is a common and effective method.

[0003] At present, when the steel support support is installed on the side wall, the mode of erecting disc buckle type scaffold is generally used to build the operation platform. The disc buckle type truss is a structural system composed of disc buckle nodes and rod pieces, and has high strength and stability. Compared with the movable support, the disc buckle type truss has higher bearing capacity and better overall stability, but the installation and dismounting process is relatively complex, and the mobility is not as good as the movable support. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a side wall movable installation support, and mainly solves the problems that the installation and dismounting process of the disc buckle type truss in the existing tunnel side wall construction is relatively complex and the mobility is poor.

[0005] In order to achieve the above-mentioned purpose, the technical scheme adopted by the utility model is as follows:

[0006] A side wall movable installation support, which comprises an inclined left support and an inclined right support formed at an included angle with a side wall, a cross beam connecting the bottom of the left support and the right support, a bottom universal wheel arranged at the left and right ends of the cross beam, a left support rod welded on the left support and perpendicular to the ground, a right support rod welded on the right support and perpendicular to the ground, an operation platform fixed to the top end of the left support rod, the top end of the right support rod, the top end of the left support and the top end of the right support, a ladder step fixed to the cross beam and the operation platform at both ends respectively, and a wall universal wheel connected to the bottom of the operation platform and in contact with the side wall.

[0007] Further, in the utility model, the operation platform is connected with a lifting platform through the electric hydraulic rods arranged at four corners.

[0008] Further, in the utility model, the lifting platform or the operation platform is provided with a protective fence except the side in contact with the side wall, and the protective fence at the position corresponding to the ladder step is provided with an access door.

[0009] Furthermore, the present invention also includes two reinforcing supports, which are arranged in an "X" shape. The bottom end of the reinforcing support is welded to the angle between the crossbeam and the bottom of the left and right supports, and the top end of the reinforcing support is welded to the angle between the operating platform and the top of the left and right supports.

[0010] The left support, right support, and crossbeam are all composed of two parallel steel frames, with multiple reinforcing beams placed between the two parallel steel frames.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] (1) The mobility of the mobile support of this utility model also makes it easier for construction personnel to work in different locations, thus improving construction flexibility. The mobility also makes it easier for managers to adjust the production site according to actual needs, thereby better meeting work requirements.

[0013] (2) This utility model can improve efficiency and work rate. Workers can quickly move the scaffold to the required position without spending a lot of time on transportation and installation. At the same time, the mobile scaffold is lightweight, easy to operate and labor-saving. It can be reused with the side wall, saving manpower and material resources for scaffolding erection and saving costs.

[0014] (3) The mobile support of this utility model not only provides a stable working platform, but also ensures the safety of workers to a certain extent. By providing additional support and stability, the mobile support reduces safety risks during the work process and protects the physical safety of workers. In particular, the role of the mobile support is more significant in scenarios involving long-term standing work at heights.

[0015] (4) By setting up a lifting platform, this utility model can meet the installation of steel support brackets of different heights on the side wall, thus improving the adaptability of the installation bracket. Attached Figure Description

[0016] Figure 1 This is a three-dimensional structural diagram of Embodiment 1 of this utility model.

[0017] Figure 2 This is a side view of Embodiment 2 of this utility model.

[0018] Figure 3 This is a rear view of Embodiment 2 of this utility model.

[0019] The names corresponding to the reference numerals in the attached figures are as follows:

[0020] 1-Side wall, 2-Left support, 3-Right support, 4-Crossbeam, 5-Bottom caster, 6-Left support rod, 7-Right support rod, 8-Operating platform, 9-Steps, 10-Wall caster, 11-Electro-hydraulic rod, 12-Lifting platform, 13-Guardrail, 14-Entrance / Exit, 15-Reinforced support, 16-Reinforced beam. Detailed Implementation

[0021] The present invention will be further described below with reference to the accompanying drawings and embodiments. The embodiments of the present invention include, but are not limited to, the following embodiments.

[0022] Example 1

[0023] like Figure 1 As shown, this utility model discloses a sidewall movable installation bracket, including a left bracket 2 and a right bracket 3 inclined at an angle to the sidewall 1, a crossbeam 4 connecting the bottom of the left bracket 2 and the right bracket 3, bottom casters 5 set at the left and right ends of the crossbeam 4, a left support rod 6 welded to the left bracket 2 and perpendicular to the ground, a right support rod 7 welded to the right bracket 3 and perpendicular to the ground, an operating platform 8 fixed to the top of the left support rod 6, the top of the right support rod 7, the top of the left bracket 2, and the top of the right bracket 3, steps 9 fixed at both ends to the crossbeam 4 and the operating platform 8 respectively, and wall casters 10 connected to the bottom of the operating platform and in contact with the sidewall 1. When in use, the bottom casters 5 slide in the groove of the backfill layer and support the entire bracket; when the bracket slides to the working position, sandbags are used to block the bottom casters 5 to prevent the bracket from sliding during operation.

[0024] In this embodiment, the mounting bracket is further provided with two reinforcing brackets 15, which are arranged in an "X" shape. The bottom end of the reinforcing bracket 15 is welded to the angle between the crossbeam 4 and the bottom of the left bracket 2 and the right bracket 3, and the top end of the reinforcing bracket 15 is welded to the angle between the operating platform 8 and the top of the left bracket 2 and the right bracket 3. The reinforcing brackets 15 enhance the stability and support strength of the entire mounting bracket. To further increase the support performance of the bracket, the left bracket 2, the right bracket 3, and the crossbeam 4 are all composed of two parallel steel frames, and multiple reinforcing beams 16 are arranged between the two parallel steel frames.

[0025] Example 2

[0026] like Figure 2 , 3 As shown, the difference between this embodiment and Embodiment 1 is that a lifting platform 12 is also provided above the operating platform 8 of the bracket via four electro-hydraulic rods 11 at the corners. The electro-hydraulic rods 11 have stable load-bearing capacity and a stable and reliable lifting method. Through the lifting action of the electro-hydraulic rods 11, the operating area of ​​the mounting bracket on the side wall can be increased, thereby improving the adaptability of the mounting bracket.

[0027] In this embodiment, the lifting platform is equipped with guardrails 13 on all sides except the side in contact with the side wall 1, and entrance / exit doors 14 are provided at the guardrails corresponding to the positions of the steps 9. By adding guardrails, the safety of operators on the lifting platform can be guaranteed.

[0028] In actual use, it was found that a construction task that required 8 people and 2.5 days to complete can now be completed with high quality by only 5 people in 1 day. At the same time, the manpower reduction rate has reached 37.5%, which greatly enhances the flexibility and cost-effectiveness of the project.

[0029] Through the above design, the mobility of this utility model's mobile support allows construction workers to operate in different locations, improving construction flexibility. This mobility also allows management personnel to adjust the production site according to actual needs, thereby better meeting work requirements.

[0030] The above embodiments are merely one of the preferred embodiments of this utility model and should not be used to limit the scope of protection of this utility model. Any modifications or refinements made to the main design concept and spirit of this utility model that are not of substantial significance, but solve the same technical problem as this utility model, should be included within the scope of protection of this utility model.

Claims

1. A sidewall movable mounting bracket, characterized in that, The system includes a left support (2) and a right support (3) that are inclined at an angle to the side wall, a crossbeam (4) connecting the bottom of the left support (2) and the right support (3), bottom casters (5) set at the left and right ends of the crossbeam (4), a left support rod (6) welded to the left support (2) and perpendicular to the ground, a right support rod (7) welded to the right support (3) and perpendicular to the ground, an operating platform (8) fixed to the top of the left support rod (6), the top of the right support rod (7), the top of the left support (2), and the top of the right support (3), a staircase (9) fixed at both ends to the crossbeam (4) and the operating platform (8), and a wall caster (10) connected to the bottom of the operating platform and in contact with the side wall (1).

2. The sidewall movable mounting bracket according to claim 1, characterized in that, The operating platform (8) is also connected to a lifting platform (12) via electric hydraulic rods (11) at the four corners.

3. The sidewall movable mounting bracket according to claim 1, characterized in that, The operating platform (8) is equipped with guardrails (13) except for the side that contacts the side wall (1), and an entrance door (14) is provided at the guardrail corresponding to the step (9).

4. A sidewall movable mounting bracket according to claim 2, characterized in that, The lifting platform (12) is equipped with guardrails (13) except for the side that contacts the side wall (1), and an entrance door (14) is provided at the guardrail corresponding to the step (9).

5. A sidewall movable mounting bracket according to claim 3 or 4, characterized in that, It also includes two reinforcing brackets (15), which are arranged in an "X" shape. The bottom of the reinforcing bracket (15) is welded to the angle between the crossbeam (4) and the bottom of the left bracket (2) and the right bracket (3), and the top of the reinforcing bracket (15) is welded to the angle between the operating platform (8) and the top of the left bracket (2) and the right bracket (3).

6. A sidewall movable mounting bracket according to claim 5, characterized in that, The left support (2), right support (3), and crossbeam (4) are all composed of two parallel steel frames, and multiple reinforcing beams (16) are set between the two parallel steel frames.

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