Protective fence with good safety
By designing a guardrail system that can be quickly expanded or closed, the existing guardrail lacks flexibility and difficulty in maintaining is solved, and the flexibility and convenience is improved to adapt to various places and needs.
CN222649626UActive Publication Date: 2025-03-21RENQIU ZHONGSHENG METAL PROD CO LTD
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Patent Information
- Application Number
- CN202420624666.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-29
- Publication Date
- 2025-03-21
- Estimated Expiration
- 2034-03-29
AI Technical Summary
Technical Problem
Existing guardrails lack flexibility, are difficult to meet specific safety needs, and are usually non-removable, making it difficult to adjust the position and height after installation, and are difficult to maintain.
Method used
A guardrail system consisting of two columns and two guardrail bodies is designed. The guardrail is quickly expanded or closed through the threaded shaft and pulley mechanical structure, making it easier to adjust the width and height.
Benefits of technology
It realizes the flexibility and convenience of guardrails, can be quickly adjusted according to actual needs, adapt to various places and needs, reduces the difficulty of use and maintenance, and improves work efficiency.
✦ Generated by Eureka AI based on patent content.
Abstract
The utility model relates to the field of buildings, and discloses a protective fence with good safety, which comprises two upright posts and two protective fence bodies, fixed bearings are rotatably arranged on the inner walls of the two sides of the upright posts close to the upper ends and the lower ends, one of the four fixed bearings is fixedly sleeved with a threaded shaft, and the other fixed bearing is sleeved with a threaded shaft. One end of the threaded shaft penetrates through the stand column, two rotating shaft fixing blocks are fixedly arranged at the lower end of the rear end of the stand column, rotating shafts are rotatably arranged at the inner ends of the two rotating shaft fixing blocks, the outer end faces of the rotating shafts are fixedly sleeved with two single-groove belt wheels, and the two sides of the protective fence body and the two sides of the stand column are each provided with two shrinkage transmission rods in a hinged mode; and every two of the multiple telescopic transmission rods are hinged. According to the utility model, the folding and unfolding device can be quickly unfolded or folded according to actual requirements, the width and the height can be conveniently adjusted, the folding and unfolding device is suitable for various different places and requirements, and the folding and unfolding device can be conveniently disassembled and assembled, so that the folding and unfolding device can be repeatedly used.
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