Steel fiber concrete well lid convenient to maintain
By setting up a steel fiber concrete layer and a hollow column limit structure on the manhole cover, combined with a motor-driven bevel gear system, the existing manhole cover is easily cracked or broken, improving the durability and maintenance convenience of the manhole cover, reducing traffic safety risks.
CN222685541UActive Publication Date: 2025-03-28YANCHENG JINYANG ROAD EQUIP CO LTD
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Patent Information
- Application Number
- CN202420619564.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-28
- Publication Date
- 2025-03-28
- Estimated Expiration
- 2034-03-28
AI Technical Summary
Technical Problem
Existing manhole covers are prone to cracking or breaking after use for a period of time, resulting in inconvenience in road traffic and may even cause car accidents. The loss or damage of manhole covers poses a danger to pedestrians.
Method used
The steel fiber concrete layer is used to enhance the strength and durability of the manhole cover, and the limit is fixed through the hollow column insertion positioning hole. Combined with the motor-driven bevel gear system, it is convenient for the installation and maintenance of the manhole cover.
Benefits of technology
Improves the load-bearing capacity and durability of manhole covers, simplifies the maintenance process of manhole covers, and reduces traffic safety risks caused by damage or loss of manhole covers.
✦ Generated by Eureka AI based on patent content.
Abstract
The utility model discloses a steel fiber concrete well lid convenient to maintain, which comprises a well lid, a frame body is arranged below the well lid, two limber holes are arranged on the well lid in a penetrating manner, a groove is arranged at the bottom of the well lid, a motor is fixedly connected to the inner wall of the groove, a driving bevel gear is fixedly connected to the tail end of an output shaft of the motor, and a driving bevel gear is fixedly connected to the tail end of the output shaft of the motor. The driving bevel gear is meshed with two driven bevel gears, each driven bevel gear is fixedly connected with a threaded rod, the outer wall of each threaded rod is sleeved with a hollow column in threaded connection with the threaded rod, two fixing frames are fixedly connected to the bottom of the well lid, and the two hollow columns penetrate through the fixing frames and are in sliding connection with the fixing frames. And two positioning holes matched with the hollow columns are formed in the frame body. By arranging the steel fiber reinforced concrete layer, the strength and durability of the well lid can be enhanced; and the hollow columns are inserted into the positioning holes, so that the well lid is fixed and limited.
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