CN2368925Y - Self locking device of door lock - Google Patents
Self locking device of door lock Download PDFInfo
- Publication number
- CN2368925Y CN2368925Y CN 99225862 CN99225862U CN2368925Y CN 2368925 Y CN2368925 Y CN 2368925Y CN 99225862 CN99225862 CN 99225862 CN 99225862 U CN99225862 U CN 99225862U CN 2368925 Y CN2368925 Y CN 2368925Y
- Authority
- CN
- China
- Prior art keywords
- lock
- gear
- locking device
- door lock
- utility
- 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
Links
Images
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The utility model relates to a door lock, which is composed of a lock body, a lock core, a lock tongue, a gear shaft, a gear, a clutch piece, a safety buckle and a resetting spring, wherein, the gear and the clutch piece are respectively arranged on the gear shaft, the safety buckle is arranged on a lock column, and the resetting spring is arranged on the safety buckle. The utility model is characterized in that when the door lock is closed and locked, a lock latch rack can be simultaneously and automatically buckled so that the lock can not be prized to achieve the purpose of optimal anti-theft effect.
Description
The utility model relates to a kind of lock, particularly a kind of self-locking device of impact type automatic door lock.
Existing door lock kind is a lot, can not lock but majority is locked in its dead bolt of back of locking, as long as just stir a certain dead bolt or the lock bolt door is easy to be opened, be difficult to play antitheft effect.
The purpose of this utility model is to provide a kind of automatic self-locking device, make door lock close lock after the dead bolt of this lock foolproof apparatus that can automatically lock.
In order to achieve the above object, the utility model is achieved like this: this door lock self-locking device comprises lock body, lock core, dead bolt, gear shaft, gear, clutch-plate, safety fastener and back-moving spring.Gear and clutch-plate are contained in respectively on the gear shaft, and safety fastener is contained on the lock, and back-moving spring is located on the safety fastener.When door was locked, safety fastener can fasten the lock bolt tooth bar automatically, needed when opening to get final product with key or turn inside door handle.
The good effect of the utility model door lock self-locking device is: this device can make door lock close lock in because the effect of spring makes safety fastener fasten lock bolt automatically, reach best anti-theft effect.
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is the structural representation of the utility model specific embodiment.
By shown in Figure 1, the utility model door lock self-locking device is made up of lock body (not shown), lock core (not shown), dead bolt (not shown), gear shaft 1, gear 2, clutch-plate 3, safety fastener 4 and back-moving spring 5.Lock body, lock core, dead bolt do not belong to inventive point of the present utility model, so do not elaborate.Gear 2 is contained in respectively on the gear shaft 1 with clutch-plate 3, and safety fastener 4 is enclosed within on the lock 7, and back-moving spring 5 is located on the safety fastener 4.Its safety fastener 4 fastens lock bolt tooth bar 6 automatically under the effect of back-moving spring 5 when locking when door is being closed, and when not rotational lock core or handle, this lock can not be opened; During as normal unlatching, as long as rotational lock core or handle, clutch-plate 3 is rotated thereupon,, can open just lock with being enclosed within safety fastener 4 tops on the lock 7 from lock bolt tooth bar 6 with the rotation of lock core or gear shaft 1.
Claims (1)
1, a kind of door lock self-locking device, it comprises lock body, lock core, dead bolt, it is characterized in that: gear (2) is contained in respectively on the gear shaft (1) with clutch-plate (3), along with the rotation of lock core or gear shaft (1) is rotated clutch-plate (3) thereupon, the safety fastener (4) that will be enclosed within on the lock (7) pushes up from lock bolt tooth bar (6), and is provided with back-moving spring (5) on safety fastener (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99225862 CN2368925Y (en) | 1999-03-08 | 1999-03-08 | Self locking device of door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99225862 CN2368925Y (en) | 1999-03-08 | 1999-03-08 | Self locking device of door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2368925Y true CN2368925Y (en) | 2000-03-15 |
Family
ID=34015655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99225862 Expired - Fee Related CN2368925Y (en) | 1999-03-08 | 1999-03-08 | Self locking device of door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2368925Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943593A (en) * | 2012-01-05 | 2013-02-27 | 浙江坤亿佳机械制造有限公司 | Self locking type roller shutter door lock device |
| CN103832745A (en) * | 2014-03-19 | 2014-06-04 | 石家庄市满友医疗器械实业有限公司 | Integrated garbage can with classification function |
-
1999
- 1999-03-08 CN CN 99225862 patent/CN2368925Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943593A (en) * | 2012-01-05 | 2013-02-27 | 浙江坤亿佳机械制造有限公司 | Self locking type roller shutter door lock device |
| CN103832745A (en) * | 2014-03-19 | 2014-06-04 | 石家庄市满友医疗器械实业有限公司 | Integrated garbage can with classification function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206801252U (en) | Anti-theft door lock | |
| CN2368925Y (en) | Self locking device of door lock | |
| CN209457594U (en) | A kind of emergent unlocking structure applied to self-priming tail-gate lock | |
| CN201011276Y (en) | Safe | |
| CN210828691U (en) | Cam-type intelligent magnetic lock body | |
| CN210828692U (en) | Gear type intelligent magnetic lock body | |
| CN201347679Y (en) | Safety box with darkroom | |
| CN111364835A (en) | Intelligent safety lock based on face recognition | |
| CN2133632Y (en) | Solid door lock | |
| CN110485822B (en) | Gear type intelligent magnetic lock body | |
| CN218234719U (en) | Anti-theft door lock | |
| CN2320731Y (en) | Gear drive up and down locking device for anti-theft door | |
| CN2523883Y (en) | Electronic locks | |
| CN110439382B (en) | Cam type intelligent magnetic lock body | |
| CN2391967Y (en) | Inner door lock | |
| CN210264200U (en) | Lock body with coaxial reverse locking of mechanical key and reverse locking of twisting handle | |
| CN2319520Y (en) | Three-position lock tongue shutter lock | |
| CN208184396U (en) | One kind partly exempting from nail type invisible handle lock | |
| CN2163838Y (en) | Theft-proof door lock | |
| CN2094591U (en) | Multi-function theft-proof safety door belt | |
| CN2642954Y (en) | Special lock for compartment | |
| CN2106869U (en) | Theft-proof anti-pick side-pin lock | |
| CN2199292Y (en) | Rack type door catch | |
| CN2169672Y (en) | Door locking device | |
| CN2421379Y (en) | Three-bolt automatic convenient lock |
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 |