Safety protection device for reserved hole and construction method of safety protection device

A safety protection device and a technology for reserving holes, which are applied in the processing of building materials, construction, building construction, etc., can solve problems such as the loss of formwork square strips, and achieve the effects of saving labor, simple production and installation processes, and simple production.
CN111155775APending Publication Date: 2020-05-15广西建工第五建筑工程集团有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
广西建工第五建筑工程集团有限公司
Publication Date
2020-05-15

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Abstract

The invention relates to a safety protection device for a reserved hole. The safety protection device comprises a support structure for clamping the hole and a protection structure located below the support structure, wherein the protection structure is connected with the support structure through a first steel lock chain and a second steel lock chain, the support structure comprises two or more steel support tubes distributed in parallel, steel tube slots which are shorter than the steel support tubes are formed in the steel support tubes in the length direction, two bolt and handle structural members which move in the length direction of the slots are mounted in the steel support tubes and are arranged oppositely, and the two bolt and handle structural members move towards two ends of the steel support tubes to clamp a concrete slab outside the hole. The safety protection device for the reserved hole has the advantages of being simple to manufacture, low in cost, safe, reliable, energy-saving, environmentally friendly and capable of being recycled.
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Description

technical field

[0001] The invention relates to the technical field of safety protection for reserved openings in the construction process of the main body of a project, in particular to a safety protection device for reserved openings and a construction method thereof. Background technique

[0002] The reserved openings during the construction of the main body of the project, including the electric body wellhead, the ventilation wellhead, the water and electricity wellhead, etc., are the frequent areas of falling from heights. The traditional protection method is to lay wooden slats or steel pipes on the upper part of the hole, nail the upper cover with thick wood plywood, and seal the gap between the side and the ground with thick wood plywood.

[0003] This method has the following shortcomings:

[0004] 1. The completeness of the protection cannot be guaranteed. During the construction process, the protection devices at the entrance of the hole are often removed due to ...

Claims

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