CN2723522Y - Anti-theft manhole cover - Google Patents
Anti-theft manhole cover Download PDFInfo
- Publication number
- CN2723522Y CN2723522Y CN 200420052474 CN200420052474U CN2723522Y CN 2723522 Y CN2723522 Y CN 2723522Y CN 200420052474 CN200420052474 CN 200420052474 CN 200420052474 U CN200420052474 U CN 200420052474U CN 2723522 Y CN2723522 Y CN 2723522Y
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- CN
- China
- Prior art keywords
- lock
- built
- lid
- manhole cover
- hole
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- Expired - Fee Related
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model discloses an anti-theft manhole cover which is provided with a cover. A built-in lock is arranged at the back of the cover. A through hole is arranged on the cover. The through hole is corresponding to the keyhole of the built-in lock. A sealing cover is arranged in the through hole. The anti-theft manhole cover provided with the built-in lock can efficiently prevent the manhole cover from being stolen and can avoid the national and the people's property from losing. A shell is arranged at external part of the built-in lock to prevent the built-in lock from being damaged caused by wetting, so as to prolong the service life of the built-in lock and to make the anti-theft manhole cover firmer and more durable.
Description
Technical field
The utility model relates to a well lid, is a kind of anti-stealing manhole cover, belongs to the public utility category.
Background technology
At present, employed drainage system well lid and walling crib are cast mostly respectively in public places such as urban road and municipal squares, and the well lid level is taken and is placed on the walling crib during use.When people need open well lid, only needing to hook preformed hole on the well lid with hook mentions and gets final product, but, this well lid also provides opportunity to the lawless person, therefore, the stolen incident of city manhole cover happens occasionally, and this not only causes damage to national wealth, is also seriously threatening broad masses of the people's personal safety.
Summary of the invention
The purpose of this utility model has provided a kind of anti-stealing manhole cover, and it is equipped with built-in lock, can be locked in well lid on the walling crib securely, thereby can prevent effectively that the stolen incident of well lid from taking place, can avoid national wealth to sustain a loss again simultaneously, guarantee the people's personal safety.
The purpose of this utility model is achieved through the following technical solutions: anti-stealing manhole cover has lid, and built-in lock is installed at the back side of lid, offers through hole on the lid, and through hole is corresponding with the keyhole of built-in lock, and seal cover is installed in the through hole.
For further realizing the purpose of this utility model, can also adopt following two kinds of technical schemes to realize: housing is installed on the lid, built-in lock is installed in the housing, lock is installed on the built-in lock, the sidewall that lock one end passes housing is positioned at hull outside.The left and right sides of built-in lock is installed lock and lock respectively.Seal cover is installed on the housing.First support and second support are installed on the lid, and lock passes first support, and lock passes second support.Lock is installed on the built-in lock, limited block is installed on the lid, built-in lock and limited block lay respectively at the two ends of the same diameter of lid.Seal cover is provided with blind hole.
Good effect of the present utility model is: it is equipped with built-in lock can prevent that the stolen incident of well lid from taking place with imitating, can avoid the country and people's lives and properties to sustain a loss, and it has installed housing in the built-in lock outside, can prevent the built-in lock damage of making moist, prolonged the application life of built-in lock, thereby made anti-stealing manhole cover more sturdy and durable.
Description of drawings
Fig. 1 is a structural representation of the present utility model; Fig. 2 is the plan structure schematic diagram of Fig. 1;
Fig. 3 is the user mode reference diagram of Fig. 1; Fig. 4 is the structural representation of another embodiment of the utility model.
The specific embodiment
Anti-stealing manhole cover, it has lid 3, and built-in lock 13 is installed at the back side of lid 3, offers through hole 17 on the lid 3, and through hole 17 is corresponding with the keyhole of built-in lock 13, and seal cover 15 is installed in the through hole 17.Housing 19 is installed on the lid 3, built-in lock 13 is installed in the housing 19, on the built-in lock 13 lock is installed, the sidewall that an end of lock stretches out housing 19 is positioned at housing 19 outsides.The left and right sides of built-in lock 13 is installed lock 1 and lock 11 respectively.Seal cover 7 is installed on the housing 19.First support 2 and second support 12 are installed on the lid 3, and lock 1 passes first support 2, and lock 11 passes second support 12.Lock 11 is installed on the built-in lock 13, limited block 18 is installed on the lid 3, built-in lock 13 and limited block 18 lay respectively at the two ends of lid 3 same diameters.Seal cover 15 is provided with blind hole.For strengthening the moisture resistance of anti-stealing manhole cover, make its longer service life, can on seal cover 15, seal cover 7 and housing 19 sidewalls, install waterproof sealing gasket additional with the corresponding position of lock.For big well lid, housing 19 can be made of gusset and its openend installation seal cover 7 that lid 3 has self.8 is cavity in the housing 19 among the figure, and 16 is a gusset at lid 3 backs, and 20 is walling crib, 5,6,9 be respectively sealing mat, 14 is a blind hole on the seal cover 15, can be provided with two blind holes on the seal cover 15, to be convenient for people to seal cover 15 from through hole 17 interior back-outs.The utility model is equipped with the well lid of two locks when installing and using, earlier the well lid level is placed on the walling crib 20, again key is inserted in the keyhole and rotate, make two locks 1 and 11 protruding and insert bottom, walling crib 20 inside edge well lid and walling crib 20 are locked together, at last, key being extracted screw-in seal cover 15 gets final product.When another embodiment of the present utility model installs and uses, earlier well lid is tilted to make the one end put into walling crib 20, and make limited block 18 insert bottom, walling crib 20 inside edge, again the other end of well lid is taken and be placed on the walling crib 20, the bottom, inside edge that with key turns built-in lock 13 lock 11 is stretched out then and insert walling crib 20 is with well lid and walling crib 20 lockings, at last, key being extracted screw-in seal cover 15 gets final product.Technical scheme described in the utility model is not restricted in the scope of embodiment described in the utility model.The utility model not technology contents of detailed description is known technology.
Claims (7)
1, anti-stealing manhole cover, it has lid (3), it is characterized in that: built-in lock (13) is installed at the back side of lid (3), offers through hole (17) on the lid (3), and through hole (17) is corresponding with the keyhole of built-in lock (13), and seal cover (15) is installed in the through hole (17).
2, anti-stealing manhole cover according to claim 1 is characterized in that: lid (3) is gone up housing (19) is installed, and built-in lock (13) is installed in the housing (19), and built-in lock (13) is gone up lock is installed, and the sidewall that lock one end passes housing (19) is positioned at housing (19) outside.
3, anti-stealing manhole cover according to claim 1 and 2 is characterized in that: the left and right sides of built-in lock (13) is installed lock (1) and lock (11) respectively.
4, anti-stealing manhole cover according to claim 3 is characterized in that: housing (19) is gone up seal cover (7) is installed.
5, anti-stealing manhole cover according to claim 3 is characterized in that: lid (3) is gone up first support (2) and second support (12) is installed, and lock (1) passes first support (2), and lock (11) passes second support (12).
6, anti-stealing manhole cover according to claim 1 and 2 is characterized in that: built-in lock (13) is gone up lock (11) is installed, and lid (3) is gone up limited block (18) is installed, and built-in lock (13) and limited block (18) lay respectively at the two ends of the same diameter of lid (3).
7, anti-stealing manhole cover according to claim 1 is characterized in that: seal cover (15) is provided with blind hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420052474 CN2723522Y (en) | 2004-07-23 | 2004-07-23 | Anti-theft manhole cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420052474 CN2723522Y (en) | 2004-07-23 | 2004-07-23 | Anti-theft manhole cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2723522Y true CN2723522Y (en) | 2005-09-07 |
Family
ID=35037151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420052474 Expired - Fee Related CN2723522Y (en) | 2004-07-23 | 2004-07-23 | Anti-theft manhole cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2723522Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107687184A (en) * | 2017-09-01 | 2018-02-13 | 盐城三山道路设施有限公司 | A kind of combined type ventilation well lid and its installation method |
-
2004
- 2004-07-23 CN CN 200420052474 patent/CN2723522Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107687184A (en) * | 2017-09-01 | 2018-02-13 | 盐城三山道路设施有限公司 | A kind of combined type ventilation well lid and its installation method |
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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 |