Title:
METAL RAILING HAVING STRONG PROTECTION CAPABILITY
Document Type and Number:
WIPO Patent Application WO/2023/097419
Kind Code:
A1
Abstract:
The present invention aims to solve the collision problem of metal railings, and discloses a metal railing having strong protection capability. The metal railing comprises a first frame, a second frame, a third frame, and symmetrically arranged bottom plates. The second frame is located between the first frame and the third frame. A first positioning rod is fixedly mounted on the top surface of the first frame. A first motor is fixedly mounted at the top end of the first positioning rod. A second rotating shaft is mounted on the right side of the first motor. A second chain wheel is fixedly sleeved at the right end of the surface of the second rotating shaft. A first roller is uniformly sleeved inside the first frame. A first rotating shaft is mounted between the first roller and the first frame. A first chain wheel is fixedly sleeved at the right end of the surface of the first rotating shaft. According to the present invention, the first roller and a second roller are controlled so that translation of a vehicle in an opposite lane may be achieved, and a vehicle hitting the metal railing is provided with enough space for steering; and steering of the vehicle is achieved by means of guide rails, thereby ensuring the safety of the vehicle and personnel.
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Inventors:
NI WUQIANG (CN)
Application Number:
PCT/CN2021/134231
Publication Date:
June 08, 2023
Filing Date:
November 30, 2021
Export Citation:
Assignee:
CHANGXING DUZUN INTELLIGENT TECH CO LTD (CN)
International Classes:
E01F15/02
Foreign References:
| CN209194410U | 2019-08-02 | |||
| CN210439135U | 2020-05-01 | |||
| CN206752367U | 2017-12-15 | |||
| CN108385553A | 2018-08-10 | |||
| CN213173492U | 2021-05-11 | |||
| CN112942198A | 2021-06-11 | |||
| JP2008157007A | 2008-07-10 |
Attorney, Agent or Firm:
GUANGZHOU LANSHENG PATENT AGENCY OFFICE (GENERAL PARTNERSHIP) (CN)
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