High-speed rail tunnel inverted arch waterproof and drainage construction operation platform

Abstract

The utility model discloses a waterproof and drainage construction operation platform for an inverted arch of a high-speed rail tunnel. The waterproof and drainage construction operation platform comprises bottom ribs, a first platform frame and side protective fences. The bottom bar is attached to the inverted arch, the first platform frame is horizontally arranged on the upper portion of the bottom bar, one end of the first platform frame is fixedly welded to the upper portion of the bottom bar, the other end of the first platform frame is fixed to the side protective guard, one side of the bottom of the side protective guard is fixed to the bottom bar, and the bottom of the side protective guard is fixed to the inverted arch. And a wood plate is laid on the first platform frame. The utility model has the advantages that the operation is simple, the safety quality hidden danger in the waterproof and drainage board laying process is effectively solved, and the construction efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of working platforms for construction. More specifically, the utility model relates to a construction platform for anti-seepage and drainage of the inverted arch of a high-speed railway tunnel. Background Art

[0002] The construction standard of anti-seepage and drainage for the inverted arch of a high-speed railway tunnel is high. The traditional construction platform for anti-seepage and drainage of the inverted arch has insufficient safety protection measures and cannot effectively guarantee the installation quality of anti-seepage and drainage, resulting in problems such as slow anti-seepage and drainage construction speed, high rework rate, high safety hazards, and affecting the construction period. Summary of the Utility Model

[0003] The technical solution adopted by the utility model to solve this technical problem is: a construction platform for anti-seepage and drainage of the inverted arch of a high-speed railway tunnel, which is characterized by comprising: bottom reinforcement, a first platform frame, and side guardrails;

[0004] The bottom reinforcement is arranged in contact with the inverted arch. The first platform frame is horizontally arranged above the bottom reinforcement. One end of the first platform frame is fixedly welded to the upper part of the bottom reinforcement. The other end of the first platform frame is fixed to the side guardrail. One side of the bottom of the side guardrail is fixed to the bottom reinforcement. The bottom of the side guardrail is fixed to the inverted arch. A wooden board is laid on the first platform frame.

[0005] As a further scheme of the utility model: the bottom reinforcement comprises a plurality of spaced-apart steel bars. The steel bars are arc-shaped. The upper ends of the steel bars are fixedly welded to the first platform frame. The lower ends of the steel bars are fixedly welded to one side of the bottom of the side guardrail.

[0006] As a further scheme of the utility model: it further comprises a second platform frame, which is arranged below the first platform frame. One side of the second platform frame is fixed to the bottom reinforcement, and the other side is fixed to the side guardrail. A wooden board is laid on the second platform frame.

[0007] As a further scheme of the utility model: the side guardrail comprises a first steel pipe and a fifth steel pipe. The fifth steel pipe is horizontally arranged. The two ends of the fifth steel pipe are vertically connected with the first steel pipe. The first steel pipe is fixedly welded to the bottom reinforcement and the first platform frame.

[0008] As a further scheme of the utility model: the inverted arch is provided with anchoring steel bars corresponding to the first steel pipe. The exposed part of the anchoring steel bars is connected to the first steel pipe and fixed by a concrete layer.

[0009] The utility model has at least the following beneficial effects: the construction platform for anti-seepage and drainage of the inverted arch of a high-speed railway tunnel is firmly fixed and easy to operate, effectively solving the safety and quality hidden dangers in the process of laying the anti-seepage and drainage board and improving the construction efficiency.

[0010] Other advantages, objectives and features of the present utility model will be partially reflected by the following description and partially understood by those skilled in the art through the research and practice of the present utility model. Description of the Drawings

[0011] Figure 1 is a schematic structural view of the anti-seepage and drainage construction operation platform for the inverted arch of a high-speed railway tunnel of the present utility model;

[0012] Figure 2 is a side view of the anti-seepage and drainage construction operation platform for the inverted arch of a high-speed railway tunnel of the present utility model.

[0013] Wherein, 1-bottom reinforcement, 2-second steel pipe, 3-fourth steel pipe, 4-third steel pipe, 5-sixth steel pipe, 6-first steel pipe, 7-fifth steel pipe, 8-inverted arch. Detailed Embodiment

[0014] The present utility model will be described in detail and completely below with reference to the drawings. Those skilled in the art will be able to implement the present utility model based on these descriptions. Before describing the present utility model in conjunction with the drawings, it should be particularly noted that: the technical solutions and technical features provided in each part including the following description of the present utility model can be combined with each other without conflict.

[0015] In addition, the embodiments of the present utility model involved in the following description are usually only a part of the embodiments of the present utility model, rather than all the embodiments. Therefore, all other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative work shall fall within the protection scope of the present utility model.

[0016] The following further describes the present utility model in detail with reference to the drawings and embodiments, and the specific implementation process is as follows:

[0017] As Figures 1-2 shown, the present utility model provides an anti-seepage and drainage construction operation platform for the inverted arch of a high-speed railway tunnel, including: bottom reinforcement 1, a first platform frame and side guardrails; the first platform frame is formed by connecting two opposite second steel pipes 2 and two opposite fourth steel pipes 3 into a frame structure;

[0018] The bottom reinforcement 1 is arranged in contact with the inverted arch 8, the first platform frame is horizontally arranged above the bottom reinforcement 1, one end of the first platform frame is welded and fixed to the upper part of the bottom reinforcement 1, the other end of the first platform frame is fixed to the side guardrails, one side of the bottom of the side guardrails is fixed to the bottom reinforcement 1, the bottom of the side guardrails is fixed to the inverted arch 8, and a wooden board is laid on the first platform frame.

[0019] This technical solution may also include the following technical details to better achieve the technical effects: The bottom reinforcement 1 includes several steel bars arranged at intervals. The steel bars are arc-shaped, and their arc degrees are consistent with the arc degree of the inverted arch 8. The upper ends of the steel bars are welded and fixed to the first platform frame, and the lower ends of the steel bars are welded and fixed to one side of the bottom of the side guardrail.

[0020] This technical solution may also include the following technical details to better achieve the technical effects: It also includes a second platform frame, which is arranged below the first platform frame. One side of the second platform frame is fixed to the bottom reinforcement 1, and the other side is fixed to the side guardrail, which is used to increase the stability of the overall construction operation platform. The second platform frame is arranged parallel to the first platform frame; the second platform frame is formed by connecting two opposite third steel pipes 4 and two opposite sixth steel pipes 5 into a frame structure; a wooden board is laid on the second platform frame.

[0021] This technical solution may also include the following technical details to better achieve the technical effects: The side guardrail includes a first steel pipe 6 and a fifth steel pipe 7. The fifth steel pipe 7 is horizontally arranged, and the two ends of the fifth steel pipe 7 are vertically connected with the first steel pipe 6. The first steel pipe 6 is welded and fixed to the bottom reinforcement 1 and the first platform frame. Preferably, a first steel pipe 6 is also connected to the midline of the fifth steel pipe 7 to enhance the stability of the overall side guardrail.

[0022] This technical solution may also include the following technical details to better achieve the technical effects: Anchor steel bars are driven at the position of the first steel pipe 6 corresponding to the inverted arch 8. The exposed part of the anchor steel bars is connected to the first steel pipe 6 and fixed through a concrete layer. The anchor steel bars are selected as Φ25 steel bars, with a buried depth of 20 cm and an exposed length of 20 cm for anchoring operations.

[0023] Construction steps:

[0024] (1) Measurement and layout for waterproofing and drainage of the inverted arch 8

[0025] Through measurement and layout, determine the position of the longitudinal blind pipe of the structure, and lay the waterproof and drainage board according to the position of the longitudinal blind pipe.

[0026] (2) Installation of the longitudinal blind pipe

[0027] Install the operation platform of this application according to the measurement and layout. The upper edge of the upper operation platform of the platform is located below the lower edge of the longitudinal blind pipe. Install the operation platform through the longitudinal blind pipe, and then lay the waterproof and drainage board.

[0028] The waterproof and drainage board operation platform of the utility model is firmly fixed, easy to operate, effectively solves the safety and quality hidden dangers in the process of laying the waterproof and drainage board, and improves the construction efficiency.

[0029] Although the embodiments of the present utility model have been disclosed as above, it is not limited to the applications listed in the specification and embodiments. It can be fully applied to various fields suitable for the present utility model. For those familiar with the field, additional modifications can be easily made. Therefore, without departing from the general concept defined by the claims and the equivalent scope, the present utility model is not limited to the specific details and the embodiments shown and described herein.

Claims

1. A high-speed railway tunnel invert drainage construction work platform, characterized in that: include: Bottom reinforcement, first platform frame and side guardrails; The bottom reinforcement is arranged in close contact with the inverted arch, the first platform frame is horizontally arranged on the upper part of the bottom reinforcement, one end of the first platform frame is welded and fixed to the upper part of the bottom reinforcement, the other end of the first platform frame is fixed to the side guardrail, one side of the bottom of the side guardrail is fixed to the bottom reinforcement, the bottom of the side guardrail is fixed to the inverted arch, and wooden boards are laid on the first platform frame.

2. The high-speed railway tunnel invert drainage construction work platform according to claim 1, characterized in that: The bottom reinforcement includes a plurality of steel bars arranged at intervals, the steel bars are arc-shaped, the upper ends of the steel bars are welded and fixed to the first platform frame, and the lower ends of the steel bars are welded and fixed to one side of the bottom of the side guardrail.

3. The high-speed railway tunnel invert drainage construction work platform according to claim 1, characterized in that: It also includes a second platform frame, which is arranged below the first platform frame. One side of the second platform frame is fixed to the bottom rib, and the other side is fixed to the side guardrail. The second platform frame is paved with wooden boards.

4. The high-speed railway tunnel invert drainage construction work platform according to claim 1, characterized in that: The side guardrail includes a first steel pipe and a fifth steel pipe. The fifth steel pipe is horizontally arranged. Both ends of the fifth steel pipe are vertically connected to the first steel pipe. The first steel pipe is welded and fixed to the bottom rib and the first platform frame.

5. The high-speed railway tunnel invert drainage construction work platform as claimed in claim 4, characterized in that: Anchor steel bars are provided at the position of the inverted arch corresponding to the first steel pipe, and the exposed portion of the anchor steel bars is connected to the first steel pipe and fixed through a concrete layer.

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