CN2528849Y - Anti-theft lock with device for preventing burglar open door and escaping - Google Patents
Anti-theft lock with device for preventing burglar open door and escaping Download PDFInfo
- Publication number
- CN2528849Y CN2528849Y CN 02223682 CN02223682U CN2528849Y CN 2528849 Y CN2528849 Y CN 2528849Y CN 02223682 CN02223682 CN 02223682 CN 02223682 U CN02223682 U CN 02223682U CN 2528849 Y CN2528849 Y CN 2528849Y
- Authority
- CN
- China
- Prior art keywords
- handle
- lock
- flange
- escaping
- master
- 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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Abstract
The utility model relates to an anti-theft lock, in particular to an anti-theft lock with device for preventing burglar from opening door and escaping. A master with a keyhole is arranged in an indoor rotary handle, and the master is provided with a back locking clip; meanwhile, the rotary handle is provided with a flange. When the back locking clip rotates along the master to some position under back locking rotation of the key, the back locking clip blocks the handle flange and stops rotating of the handle, and an anti-theft door is back locked, and cannot be opened unless a key is utilized to rotate the master and drive the back locking clip to leave the block position of the handle flange. The utility model has the advantages of effectively preventing thieves from easily opening door and escaping.
Description
Affiliated technical field
The utility model relates to a kind of theftproof lock, especially the theftproof lock that can lock at indoor key.
Background technology
At present, known theftproof lock is done indoor anti-lock device with a latch, presses at closing time indoor that latch is outdoor then can not to turn the key in the lock.As long as but drawing back latch indoor without key, rotary handle just can open the door.Like this, the molecule back pullout (BPO) in the inlet chambers such as window that can not avoid theft is escaped.This is its shortcoming.
Summary of the invention
For overcome existing theftproof lock in the indoor deficiency that can open the door without key, just that the utility model provides is a kind of at the indoor indoor theftproof lock of locking that also can need key to open the door.
The technical scheme that its technical problem that solves the utility model adopts is: pack in indoor rotary handle and be with the lock core of keyhole, be equipped with on the lock core and lock card, a flange (lock pin) is arranged on rotary handle simultaneously, a resistance shelves handle flange when locking card Sui Suoxin and under the key back locking turn, forward a certain position to, handle can not be rotated, and security door is in the state of locking.Have only to drive and lock card and leave the handle flange and hinder gear and put just and can open the door with key rotation lock core.
The beneficial effects of the utility model are, the molecule that can avoid theft the effectively escape of opening the door easily.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is an overall structure schematic diagram of the present utility model.
Fig. 2 is that indoor back locking structure of the present utility model side section is looked schematic diagram (Fig. 1 dissects left view along the center line of piece number 2).
Fig. 3 is card and the handle lock latch structure schematic diagram locked of the present utility model.
Fig. 4 is a rolling disc of the present utility model front structural representation.
Fig. 5 is a handle arrangement schematic diagram of the present utility model.
Fig. 6 is the back each several part position view that opens the door of the present utility model.
1. rolling discs among the figure, 2. lock core, 3. handle, the 4. flange on the handle is 5. dialled wooden fork on the rolling disc, 6. locks card, 7. locking bolt, 8. connecting rod, 9. locking bolt starting handle, 10. locking bolt control card, 11. lock core retainer rings, 12. torsion springs, 13. keyholes, 14. outdoor sections.
The specific embodiment
Referring to Fig. 1, Fig. 2, Fig. 4: the utility model has locking bolt (7), connecting rod (8), rolling disc (1), turning handle (3), lock core (2), lock core retainer ring (11), lock card (6) forms, rolling disc (1) is contained on the lock core, one side is connected with connecting rod (8), and opposite side is fixed with dials wooden fork (5); Have flange (4) on the indoor rotary handle (3), flange (4) is stuck in dialling of rolling disc (1) and makes handle (3) can pass through flange (4) in the wooden fork (5) to drive rolling disc (1) and rotate, and drives locking bolt (7) the switch door that stretches by connecting rod (8) when rolling disc (1) rotates.
Referring to Fig. 3: be equipped with one on the lock core (2) and lock card (6), lock card (6) but Sui Suoxin (2) rotates under key turns, when locking flange (4) left side (also can be designed to the right side) that card is parked in handle (3), resistance shelves handles (3) can not inhour rotate (also can be designed to and can not clockwise rotate), rolling disc this moment (1) can not rotate, can not open the door with rotary handle (3), have only with key and drive lock core (2) rotation, make when locking card (6) and going to the right side of handle (3) flange (4), the without hindrance shelves of flange (4), just can drive the rotation of rolling disc (1) inhour, drive locking bolt (7) by connecting rod (8) and open the door.
Claims (1)
1. indoor theftproof lock of locking, locking bolt (7), connecting rod (8), rolling disc (1), indoor turning handle (3), lock core (2), lock core retainer ring (11) are arranged, lock card (6) and outdoor section (14) composition, it is characterized in that: flange (4) is arranged on the indoor rotary handle (3), the wooden fork (5) of dialling is arranged on the rolling disc (1), flange (4) is stuck in to be dialled in the wooden fork (5), rolling disc (1) is contained on the lock core, is connected with locking bolt (7) by connecting rod (8); Be equipped with on the lock core (2) and lock card (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02223682 CN2528849Y (en) | 2002-03-25 | 2002-03-25 | Anti-theft lock with device for preventing burglar open door and escaping |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02223682 CN2528849Y (en) | 2002-03-25 | 2002-03-25 | Anti-theft lock with device for preventing burglar open door and escaping |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2528849Y true CN2528849Y (en) | 2003-01-01 |
Family
ID=33701299
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 02223682 Expired - Fee Related CN2528849Y (en) | 2002-03-25 | 2002-03-25 | Anti-theft lock with device for preventing burglar open door and escaping |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2528849Y (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103774932A (en) * | 2013-12-31 | 2014-05-07 | 王力安防产品有限公司 | Indoor door lock |
CN108447150A (en) * | 2018-02-06 | 2018-08-24 | 中山微宇电器科技有限公司 | A kind of vending machine that Quick Response Code control is unlocked |
-
2002
- 2002-03-25 CN CN 02223682 patent/CN2528849Y/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103774932A (en) * | 2013-12-31 | 2014-05-07 | 王力安防产品有限公司 | Indoor door lock |
CN108447150A (en) * | 2018-02-06 | 2018-08-24 | 中山微宇电器科技有限公司 | A kind of vending machine that Quick Response Code control is unlocked |
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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 |