CN2169653Y - Simple anti-theft detection cover of manhole - Google Patents
Simple anti-theft detection cover of manhole Download PDFInfo
- Publication number
- CN2169653Y CN2169653Y CN 93215549 CN93215549U CN2169653Y CN 2169653 Y CN2169653 Y CN 2169653Y CN 93215549 CN93215549 CN 93215549 CN 93215549 U CN93215549 U CN 93215549U CN 2169653 Y CN2169653 Y CN 2169653Y
- Authority
- CN
- China
- Prior art keywords
- manhole
- utility
- model
- theft detection
- cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model relates to a simple anti-theft detection cover of a manhole. The simple anti-theft detection cover of a manhole is characterized in that an ear ring (2) is arranged on a manhole cover (1); one end of an iron chain (3) is connected with the ear ring (2), and the other end goes through a manhole seat (4) and is connected with a foot screw (5) preembeded on a manhole ring (6). The utility model has the advantages of simple structure, reliable theft protection, and no anxiety for death rust and failure; a traditional manhole cover is made a little reformation; the cost of the simple anti-theft detection cover of a manhole is only increased more or less 1%; the utility model is suitable for the floor manholes of water supply and sewerage, cables, etc.
Description
The utility model relates to the protective device of urban construction ground check well, is a kind of transformation to traditional manhole.
Plumbing at present, the well seat of ground check wells such as cable and well lid are separate type, are easy to be stolen by the people, for this reason, have and pass through locking device between well seat and well lid, hinge connects, new design such as antitheft shackle connection, but these project organization complexity, cost is higher, and rust is dead easily lost efficacy.As Chinese utility model patent 912141585.9, between well lid and the well seat by antitheft shackle be hooked in antitheft shackle in antitheft be connected, chain must someone buttress well lid when checking man-hour in short-term and going out well, and waste of manpower does not reach antitheft purpose again when chain is oversize.
The purpose of this utility model is to overcome above-mentioned deficiency, in traditional well lid and transformation a little on every side thereof, the well seat is connected with well lid, and it is reliable to reach theftproof performance, the purpose of easy operating.
The utility model is achieved in that to cover in conventional well sets up an earrings, and iron chains one end connects in earrings, and the other end is connected with stone bolt on being embedded in the concrete walling crib.
Accompanying drawing is enforcement figure of the present utility model.
Below in conjunction with accompanying drawing the utility model is elaborated.One end of iron chains (3) is enclosed within on the stone bolt (5) in advance, stone bolt (5) is embedded on the concrete walling crib (6) through well seat (4), the other end is enclosed within the earrings (2) of well lid (1), and the chain link opening of iron chains (3) end is killed after packing into earrings (2).The length of iron chains (3) must guarantee to make well lid Rotate 180 °.
The utility model is simple in structure, and is antitheft reliable, the filter of rustless dead inefficacy, and cost only covers in conventional well increases about 1%, and very big promotional value is arranged.
Claims (2)
1, a kind of simple and easy antitheft manhole cover, by well lid (1), well seat (4), concrete walling crib (6) constitutes, it is characterized in that setting up on well lid (1) earrings (2), iron chains (3) one ends are connected with earrings (2), and the other end is connected with stone bolt (5) on being embedded in concrete walling crib (6).
2, simple and easy antitheft manhole cover according to claim 1 is characterized in that described iron chains (3) is connected back chain link opening and kills with earrings (2), and its length must guarantee that well lid (1) can Rotate 180 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93215549 CN2169653Y (en) | 1993-06-06 | 1993-06-06 | Simple anti-theft detection cover of manhole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93215549 CN2169653Y (en) | 1993-06-06 | 1993-06-06 | Simple anti-theft detection cover of manhole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2169653Y true CN2169653Y (en) | 1994-06-22 |
Family
ID=33796008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93215549 Expired - Fee Related CN2169653Y (en) | 1993-06-06 | 1993-06-06 | Simple anti-theft detection cover of manhole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2169653Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1748051B (en) * | 2003-02-07 | 2010-09-29 | 格罗兹-贝克特公司 | Pre-tensioning device for healds |
| CN101980340A (en) * | 2010-09-25 | 2011-02-23 | 中国广东核电集团有限公司 | Observation window for control console of refueling machine |
| CN105715061A (en) * | 2014-12-02 | 2016-06-29 | 中国核工业二四建设有限公司 | Safe isolation platform for vertical shaft |
-
1993
- 1993-06-06 CN CN 93215549 patent/CN2169653Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1748051B (en) * | 2003-02-07 | 2010-09-29 | 格罗兹-贝克特公司 | Pre-tensioning device for healds |
| CN101980340A (en) * | 2010-09-25 | 2011-02-23 | 中国广东核电集团有限公司 | Observation window for control console of refueling machine |
| CN101980340B (en) * | 2010-09-25 | 2013-03-27 | 中国广东核电集团有限公司 | Observation window for control console of refueling machine |
| CN105715061A (en) * | 2014-12-02 | 2016-06-29 | 中国核工业二四建设有限公司 | Safe isolation platform for vertical shaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |