Built-in totally-enclosed operating platform for thin-wall hollow pier

Abstract

The utility model relates to the field of bridge construction, in particular to a built-in totally-enclosed operating platform for a thin-wall hollow pier. Comprising a shaft platform and a plurality of supporting pieces, the supporting pieces are distributed on the same horizontal plane along the inner side of the hollow pier, and the shaft platform is placed on the supporting pieces; the shaft platform comprises an outer frame, a plurality of main beams evenly distributed in the inner space of the outer frame and a table top laid on the upper surfaces of the main beams and the outer frame. The corbel is simple in structure, the shaft platform and the corbel body can be prefabricated in advance, the whole corbel is installed and detached through hoisting, efficiency is improved, meanwhile, dangerous operation such as binding at high altitude is omitted compared with a traditional scaffold and other modes, and safety of operators is improved; and the area of the shaft platform can occupy the inner side space of the whole hollow pier, so that the operation space is effectively increased.

Description

Technical Field

[0001] The utility model relates to the field of bridge construction, in particular to a fully enclosed operating platform built into a thin-walled hollow pier. Background Art

[0002] Traditional thin-walled hollow piers use flip-over mold construction, and the working platform is mainly constructed by artificial temporary simple bamboo springboards or scaffolding. In actual construction, the turnover of large quantities of scaffolding brings more safety risks, especially in environments affected by typhoons, monsoons, and low temperatures. The working environment of workers is poor, the effective working time in the field is limited, the work efficiency is greatly reduced, the safety risks are multiplied, and the construction quality is difficult to control. Therefore, a new, stable, and safe built-in fully enclosed operating platform for thin-walled hollow piers is needed.

[0003] Prior art CN218373357U discloses a hollow pier inner mold work platform, including a fixed work platform and an outer ring work platform. The fixed work platform includes a fixed frame and reinforcing ribs, the inner platform plate is arranged on the upper part of the fixed frame, and the reinforcing ribs are arranged inside the fixed frame. The fixed frame adopts channel steel to form a frame structure, and the channel steel is connected with high-strength bolts. However, this work platform is complicated to install before construction and difficult to disassemble after construction, which reduces the efficiency of construction. Utility Model Content

[0004] The purpose of the utility model is to provide a thin-walled hollow pier with a built-in fully enclosed operating platform to address the above shortcomings, thereby achieving the effects of expanding the operating space, improving safety, and improving installation and disassembly efficiency.

[0005] The purpose of the utility model is achieved in this way:

[0006] A thin-walled hollow pier with a built-in fully enclosed operating platform comprises a shaft platform and a plurality of supporting members, wherein the plurality of supporting members are distributed on the same horizontal plane along the inner side of the hollow pier, and the shaft platform is placed on the plurality of supporting members.

[0007] In certain embodiments, the wellbore platform comprises: an outer frame, a plurality of main beams uniformly distributed in the inner space of the outer frame, and a table surface laid on the upper surfaces of the main beams and the outer frame;

[0008] In some embodiments, the plurality of main beams are arranged parallel to each other.

[0009] In certain embodiments, the table top is selected from any one of expanded steel, alloy plate, wooden plate or plastic plate.

[0010] In certain embodiments, the support member comprises a supporting corbel structure, wherein the supporting corbel structure comprises a corbel body and a fixing member, and the corbel body is fixed to the inner side of the thin-walled hollow pier through the fixing member.

[0011] In certain embodiments, the corbel body includes a vertically arranged mounting member and a transverse support member vertically connected to the top of the mounting member, and the transverse support member and the mounting member are also connected via an obliquely arranged reinforcement member, and the wellbore platform is connected to the transverse support member.

[0012] In certain embodiments, the angle between the reinforcement member and the lateral support member is 45°.

[0013] In certain embodiments, the mounting member is provided with a mounting hole and a slot that are interconnected, the mounting hole is located above the slot, and the inner diameter of the slot is larger than the inner diameter of the mounting hole.

[0014] In certain embodiments, the fixing member includes a climbing cone pre-embedded in the pre-cast concrete segment and a screw rod matched with the climbing cone, and the screw rod passes through the mounting hole and is connected to the climbing cone.

[0015] In certain embodiments, a gasket is disposed between the mounting member and the nut of the screw rod, and a diameter of the gasket is larger than an inner diameter of the mounting hole.

[0016] In certain embodiments, the outer diameter of the screw nut is smaller than the inner diameter of the slot and larger than the inner diameter of the mounting hole.

[0017] The beneficial effects of the utility model are:

[0018] The utility model has a simple structure, and the shaft platform and the corbel body can be prefabricated in advance. The whole can be installed and disassembled by hoisting, which improves efficiency. At the same time, compared with traditional scaffolding and the like, it eliminates dangerous operations such as bundling at high altitudes, thereby improving the safety of operators. Moreover, the area of ​​the shaft platform can occupy the entire inner space of the hollow pier, effectively increasing the manual working area. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the top view of the structure of a built-in fully enclosed operating platform in a preferred embodiment of the present invention;

[0020] Figure 2 It is an AA cross-sectional view of a built-in fully enclosed operating platform in a preferred embodiment of the present invention;

[0021] Figure 3 It is an enlarged view of I of the built-in fully enclosed operating platform in a preferred embodiment of the present invention;

[0022] Figure 4 It is a left side schematic view of a supporting corbel structure in a preferred embodiment of the present invention;

[0023] Figure 5 It is a right side schematic view of a supporting corbel structure in a preferred embodiment of the present invention;

[0024] In the figure, 1, shaft platform, 2, support member, 3, main beam, 4, table top, 5, outer frame, 8, mounting member, 9, transverse support member, 10, reinforcement member, 11, mounting hole, 12, slot, 13, climbing cone, 14, screw, 15, gasket. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described below in conjunction with the accompanying drawings. In the description of the utility model, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not 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 utility model.

[0026] Example 1

[0027] like Figure 1-2 As shown, this embodiment provides a fully enclosed operating platform built into a thin-walled hollow pier, including a wellbore platform 1 and a plurality of support members 2, wherein the plurality of support members 2 are distributed on the same horizontal plane along the inner side of the hollow pier, and the wellbore platform 1 is placed on the plurality of support members 2.

[0028] The utility model does not limit the specific number of support members 2, which can be determined according to the number of construction workers on the operating platform. In this embodiment, 8 support members are preferably provided, with every two being arranged on one side of the rectangular hollow pier, and the distance between two adjacent support members 2 is 3m.

[0029] The utility model adopts the shaft platform 1 as the operating platform, and directly hoists the shaft platform 1 onto the support member 2 during installation. Compared with traditional operating platforms such as scaffolding, the convenience and safety of installation are greatly improved.

[0030] In some preferred embodiments, after the wellbore platform 1 is placed, in order to further improve safety, the wellbore platform 1 can also be connected to the support member 2 by a movable connection method such as a clamp.

[0031] Example 2

[0032] like Figure 1-2As shown, this embodiment is carried out on the basis of embodiment 1, and the shaft platform 1 includes: an outer frame 5, a plurality of main beams 3 evenly distributed in the space inside the outer frame 5, and a table top 4 laid on the upper surface of the main beams 3 and the outer frame 5.

[0033] In some preferred embodiments, the plurality of main beams 3 are arranged parallel to each other.

[0034] The present invention does not limit the material of the main beam 3 or the outer frame 5, which may be any of alloy, plastic or wood. In this embodiment, the main beam 3 and the outer frame 5 are preferably made of No. 14 I-beam, and the main beam spacing is preferably 80-120cm. The table top 4 is selected from any of steel plate mesh, alloy plate, wooden board or plastic board. In this embodiment, it is preferably a steel mesh, and the steel mesh is preferably HRB400Φ16 steel mesh, and the grid spacing is preferably 10cm×10cm.

[0035] In some preferred embodiments, the area of ​​the shaft platform 1 occupies the entire inner cross-section of the hollow pier, which can maximize the area of ​​the operating platform and effectively increase the working space of the operating platform.

[0036] Example 3

[0037] like Figure 2-5 As shown, this embodiment is carried out on the basis of embodiment 2, the support member 2 includes a supporting corbel structure, the supporting corbel structure includes a corbel body and a fixing member, and the corbel body is fixed to the inner side of the thin-walled hollow pier through the fixing member.

[0038] The supporting bracket structure of the utility model has high stability and improves the safety of the operating platform.

[0039] In some preferred embodiments, the corbel body includes a vertically arranged mounting member 8 and a transverse support member 9 vertically connected to the top of the mounting member 8, and the transverse support member 9 is also connected to the mounting member 8 through an obliquely arranged reinforcement member 10, and the wellbore platform 1 is connected to the transverse support member 9.

[0040] The utility model does not limit the material and specifications of the corbel body, but in some preferred embodiments, the mounting member 8 is made of Q235 steel plate with a thickness of 16 mm and a single piece size of 25-35 cm × 65-75 cm; the transverse support member 9 is made of No. 14 channel steel with a transverse length of 50-70 cm and an I-shaped shape; the reinforcement member 10 is also made of No. 14 channel steel; the transverse support member 9 and the mounting member 8 are connected by welding, and the connection is welded with ∠5×5 cm angle steel.

[0041] In some preferred embodiments, the angle between the reinforcement member 10 and the transverse support member 9 is 45°, and the reinforcement member 10 is 8-15 cm away from the end of the transverse support member 9 away from the mounting member 8, so that the structure of the corbel body is more stable.

[0042] In some preferred embodiments, the mounting member 8 is provided with a mounting hole 11 and a slot 12 that are interconnected, the mounting hole 11 is located above the slot 12 and the inner diameter of the slot 12 is larger than the inner diameter of the mounting hole 11, so that the installation and disassembly of the corbel body is convenient.

[0043] In some preferred embodiments, the inner diameter of the slot 12 is 80-100 mm, and the inner diameter of the mounting hole 11 is 40-60 mm.

[0044] Example 4

[0045] like Figure 3-5 As shown, this embodiment is carried out on the basis of embodiment 3, and the fixing member includes a climbing cone 13 embedded in the first cast concrete segment and a screw rod 14 matched with the climbing cone, and the screw rod 14 passes through the mounting hole 11 and is connected to the climbing cone 13.

[0046] In some preferred embodiments, the climbing cone 13 is arranged 30-40 cm below the top of the upper concrete mold.

[0047] In some preferred embodiments, a gasket 15 is provided between the mounting member 8 and the nut of the screw rod 14, and the diameter of the gasket 15 is larger than the inner diameter of the mounting hole 11. The provision of the gasket 15 can avoid uneven force caused by the existence of gaps.

[0048] In some preferred embodiments, the outer diameter of the nut of the screw rod 14 is smaller than the inner diameter of the slot 12 and larger than the inner diameter of the mounting hole 11 .

[0049] In this way, when the corbel is hoisted, it is convenient for the corbel body to pass through the screw rod 14 through the slot 12, thereby improving the installation efficiency.

[0050] The installation method of the built-in fully enclosed operating platform of the utility model is:

[0051] When pouring the first mold of concrete, reserve multiple climbing cones 13 near the top. After the template is removed, install gaskets 15 at the embedded climbing cones 13 and screw on the screws 14, but do not tighten them. Then use the crane to hoist the prefabricated corbel body to the vicinity of the fixing member 10, pass the nut of the screw 14 through the slot 12 and the gasket 15, then lower the corbel body, pass the screw 14 through the mounting hole 11, and finally tighten the screw 14. Use the crane again to hoist the prefabricated shaft platform 1 onto the supporting corbel structure, and the installation is completed.

[0052] During disassembly, the wellbore platform 1, the bracket body and the screw rod 14 can be disassembled in sequence.

[0053] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A thin-walled hollow pier with a built-in fully enclosed operating platform, characterized in that: It comprises a wellbore platform (1) and a plurality of support members (2), wherein the plurality of support members (2) are distributed on the same horizontal plane along the inner side of a hollow pier, and the wellbore platform (1) is placed on the plurality of support members (2); The support member (2) comprises a supporting corbel structure, wherein the supporting corbel structure comprises a corbel body and a fixing member, and the corbel body is fixed to the inner side of the thin-walled hollow pier via the fixing member.

2. A thin-walled hollow pier with a built-in fully enclosed operating platform according to claim 1, characterized in that: The shaft platform (1) comprises: an outer frame (5), a plurality of main beams (3) evenly distributed in the inner space of the outer frame (5), and a tabletop (4) laid on the upper surfaces of the main beams (3) and the outer frame (5).

3. The thin-walled hollow pier with a built-in fully enclosed operating platform according to claim 2 is characterized in that: The plurality of main beams (3) are arranged parallel to each other.

4. The thin-walled hollow pier with a built-in fully enclosed operating platform according to claim 2 is characterized in that: The table top (4) is selected from any one of steel plate, alloy plate, wooden plate or plastic plate.

5. The thin-walled hollow pier with a built-in fully enclosed operating platform according to claim 1 is characterized in that: The bracket body comprises a vertically arranged mounting member (8) and a transverse support member (9) vertically connected to the top of the mounting member (8), and the transverse support member (9) is also connected to the mounting member (8) via an obliquely arranged reinforcement member (10), and the wellbore platform (1) is connected to the transverse support member (9).

6. The thin-walled hollow pier with a built-in fully enclosed operating platform according to claim 5, characterized in that: The mounting member (8) is provided with a mounting hole (11) and a clamping slot (12) which are interconnected, the mounting hole (11) being located above the clamping slot (12) and the inner diameter of the clamping slot (12) being larger than the inner diameter of the mounting hole (11).

7. The thin-walled hollow pier with a built-in fully enclosed operating platform according to claim 6, characterized in that: The fixing member comprises a climbing cone (13) pre-buried in the precast concrete segment and a screw rod (14) matched with the climbing cone (13); the screw rod (14) passes through the mounting hole (11) and is connected to the climbing cone (13).

8. The thin-walled hollow pier with a built-in fully enclosed operating platform according to claim 7, characterized in that: The outer diameter of the nut of the screw rod (14) is smaller than the inner diameter of the slot (12) but larger than the inner diameter of the mounting hole (11).

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