Antitheft cable manhole cover

A cable manhole cover and manhole cover technology, applied in water conservancy projects, artificial islands, underwater structures, etc., can solve problems such as inability to effectively solve, difficult to manufacture, lost manhole covers, etc. simple effect

Inactive Publication Date: 2013-12-11
STATE GRID CORP OF CHINA +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The problem of the loss of cable manhole covers has existed for a long time. At present, there are many anti-theft manhole covers. Promote the use of the manhole cover to lose this problem has been unable to effectively solve

Method used

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  • Antitheft cable manhole cover
  • Antitheft cable manhole cover
  • Antitheft cable manhole cover

Examples

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Embodiment Construction

[0020] Below in conjunction with accompanying drawing, the present invention is described in detail.

[0021] In order to make the object, technical solution and advantages of the present invention more clear, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

[0022] Such as figure 1 , figure 2 , image 3 , Figure 4 and Figure 5 As shown, the anti-theft cable well cover of the present invention includes a well cover seat 1 and a well cover 2. At least 8 adjustable combined clips 3 are uniformly arranged in a ring on the edge of the well cover 2, and the adjustable combined clips 3 are correspondingly arranged on the well cover 2. Scale marks 4 are provided, and the adjustable combined clip 3 includes a special-shaped bolt 31, a clamp head 32 ...

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PUM

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Abstract

The invention discloses an antitheft cable manhole cover which comprises a manhole cover seat and a manhole cover, wherein at least eight adjustable combination clamp pieces are annually and uniformly arranged on the edge of the manhole cover; scale marks corresponding to the adjustable combination clamp pieces are arranged on the manhole cover; each adjustable combination clamp piece comprises a special-shape bolt, a clamp head and a lock pin; a direction mark is arranged at the head part of the special-shape bolt; a prismatic-shape matching part is arranged at the tail part of the special-shape bolt; a lock pin hole is formed at the tail end of the matching part; the clamp head comprises a cylindrical connection part; a cylindrical clamp piece internally-tangential with the side surface of the connection part is arranged at one end of the connection part; the diameter of the clamp piece is greater than that of the connection part; a through hole corresponding to the matching part is formed in the clamp head along the axis direction of the connection part. According to the antitheft cable manhole cover disclosed by the invention, a simple password combination is adopted for guarding against thefts, a complicated transmission structure is not involved, and the structure is simple and not easily damaged.

Description

technical field [0001] The invention relates to a cable well cover, in particular to an anti-theft cable well cover. Background technique [0002] The problem of cable manhole cover loss has existed for a long time. At present, there are many anti-theft manhole covers. Some of these anti-theft manhole covers have poor anti-theft effect, some have complex and fine structures, are difficult to manufacture, and are prone to rust due to long-term wind and rain. Popularize and use, let this problem of manhole lid lose can't solve effectively all the time. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide an anti-theft cable well cover that can effectively prevent theft, has a simple structure, and is not easy to fail due to rust. [0004] In order to achieve the above object, the technical scheme adopted in the present invention is: [0005] An anti-theft cable well cover, including a well cover seat and a well cover,...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E02D29/14
Inventor 吕银兵
Owner STATE GRID CORP OF CHINA
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