CN201172831Y - Bolt lock type anti-stealing manhole cover - Google Patents
Bolt lock type anti-stealing manhole cover Download PDFInfo
- Publication number
- CN201172831Y CN201172831Y CNU2008200121097U CN200820012109U CN201172831Y CN 201172831 Y CN201172831 Y CN 201172831Y CN U2008200121097 U CNU2008200121097 U CN U2008200121097U CN 200820012109 U CN200820012109 U CN 200820012109U CN 201172831 Y CN201172831 Y CN 201172831Y
- Authority
- CN
- China
- Prior art keywords
- nut
- sheath
- well cover
- well lid
- well
- 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 belongs to a well cover, in particular to a bolt lock-type anti-theft well cover. The bolt lock-type anti-theft well cover comprises a well cover, a hidden shaft, a positioning plate, an anti-loading sheath, a screw bolt, a nut and a well seat ring. The utility model is characterized in that two mobile hidden shafts for the well cover to be opened and detached are arranged in one lateral ear of the well cover, the positing plate is arranged in the middle of the hidden shaft, a round hole is arranged on one lateral ear of the well cover, the anti-loading sheath is mounted in the round hole, square holes are opened on both sides of the anti-loading sheath to prevent dust, sewage and foreign matters from remaining, the lower edge of the well seat ring is provided with a threaded hole which is corresponding to a hole in the anti-loading sheath, the screw bolt is arranged in the threaded hole, the nut is screwed on the screw bolt, and the nut is in a truncated cone shape, a plurality of blocks are arranged around, the nut is arranged in the anti-loading sheath, the square holes on both sides of the anti-loading sheath are provided for preventing dust, sewage and foreign matters from remaining, and the anti-theft effect is excellent.
Description
Technical field
The utility model belongs to a kind of well lid, particularly a kind of latch-type anti-stealing manhole cover.
Background technology
At present, traditional casting iron well lid is lost seriously, causes serious injury for people's life and property and loses, existing well lid has cesspool cover, road manhole, the synthetic materials that has of cement is arranged, because of the insufficient strength badly broken, open inconvenience, it is antitheft that tap water meter well, communication apparatus well, its well lid all are that the method that adds a lock in the side of well lid is come, because moisture, rainwater invasion, rust corrosion, open difficulty, use inconvenience, anti-theft effect is bad.
Summary of the invention
In order to overcome the problems referred to above, the utility model provides a kind of latch-type anti-stealing manhole cover, this anti-stealing manhole cover is by traditional cast iron manufacturing, thereby guarantee its mechanical strength, in picking up the ears, well lid one is provided with two for the well lid unlatching, the movable dark axle of dismounting usefulness, in the middle of dark axle, be provided with a location-plate, be provided with a circular hole on well lid one is picked up the ears, one of installing is prevented unloading sheath on circular hole, is provided with one and the anti-corresponding screw of sheath mesopore that unloads on well seat ring base, be used for installing screw rod, when well lid was closed, screw rod was by preventing that unloading the sheath mesopore passes the circular platform type nut of screwing on, nut is positioned to be prevented unloading sheath, when tightening well lid and well seat ring is locked.
The technical scheme in the invention for solving the technical problem is: a kind of latch-type anti-stealing manhole cover, by well lid, dark axle, location-plate, the anti-sheath that unloads, screw rod, nut and well seat ring are formed, its special character is: be provided with two in one of well lid is picked up the ears for the well lid unlatching, the movable dark axle of dismounting, in the middle of dark axle, be provided with a location-plate, one of well lid picks up the ears to be provided with a circular hole, adorn an anti-sheath that unloads in the circular hole, the anti-sheath both sides of unloading have square hole and prevent dust, sewage, foreign material retain, well seat ring base be provided with one with the anti-corresponding screw of cover mesopore that unloads, be equiped with screw rod in the screw, nut is screwed on the screw rod, nut is a circular platform type, periphery is provided with several cards, and nut is positioned to be prevented unloading sheath, opens with special tool.
The beneficial effects of the utility model are: the anti-both sides square hole that unloads sheath is set for preventing that dust, sewage, foreign material from retaining, prevent that unloading sheath can be installed on the well lid earhole, the locking well lid, open and use special tool, the anti-sheath that unloads also can be installed in the middle of the dark axle, the fixed dark axle of pin, the dismounting special tool, simple in structure, easy for installation, good anti-theft effect.
Description of drawings
Accompanying drawing 1 is a schematic diagram of the present utility model.
Accompanying drawing 2 is a sectional view of the present utility model.
In the accompanying drawing 1: the 1st, well lid, the 2nd, dark axle, the 3rd, location-plate, the 4th is prevented unloading sheath, the 5th, screw rod, the 6th, nut, the 7th, well seat ring.
In the accompanying drawing 2: the 1st, well lid, the 2nd, dark axle, the 3rd, location-plate, the 4th is prevented unloading sheath, the 5th, screw rod, the 6th, nut, the 7th, well seat ring.
The specific embodiment
An embodiment is described in conjunction with the accompanying drawings:
In the accompanying drawing 1: be provided with two movable dark axles 2 of opening, dismantle usefulness for well lid in well lid 1 one is picked up the ears, be provided with location-plate 3 in the middle of the dark axle 2, well lid 1 one picks up the ears to be provided with a circular hole, the anti-sheath 4 that unloads of dress in the circular hole penetrates screw rod 5 in the anti-screw that unloads in sheath 4 mesopores with well seat ring 7 bases, fastening nut 6 on the screw rod 5, nut 6 and screw rod 5 usefulness stainless steel materials are made, nut 6 is a circular platform type, and periphery is provided with several cards, and nut 6 is positioned at the anti-sheath 4 that unloads.
Claims (1)
1, a kind of latch-type anti-stealing manhole cover, by well lid, dark axle, location-plate, the anti-sheath that unloads, screw rod, nut and well seat ring are formed, it is characterized in that: be provided with two in one of well lid is picked up the ears for the well lid unlatching, the movable dark axle of dismounting, in the middle of dark axle, be provided with a location-plate, one of well lid picks up the ears to be provided with a circular hole, adorn an anti-sheath that unloads in the circular hole, the anti-sheath both sides of unloading have square hole and prevent dust, sewage, foreign material retain, well seat ring base be provided with one with the anti-corresponding screw of cover mesopore that unloads, be equiped with screw rod in the screw, nut is screwed on the screw rod, nut is a circular platform type, periphery is provided with several cards, and nut is positioned to be prevented unloading sheath, opens with special tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200121097U CN201172831Y (en) | 2008-04-14 | 2008-04-14 | Bolt lock type anti-stealing manhole cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200121097U CN201172831Y (en) | 2008-04-14 | 2008-04-14 | Bolt lock type anti-stealing manhole cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201172831Y true CN201172831Y (en) | 2008-12-31 |
Family
ID=40199944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200121097U Expired - Fee Related CN201172831Y (en) | 2008-04-14 | 2008-04-14 | Bolt lock type anti-stealing manhole cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201172831Y (en) |
-
2008
- 2008-04-14 CN CNU2008200121097U patent/CN201172831Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081231 Termination date: 20100414 |