CN2402767Y - Anti-picking lock - Google Patents
Anti-picking lock Download PDFInfo
- Publication number
- CN2402767Y CN2402767Y CN 99258878 CN99258878U CN2402767Y CN 2402767 Y CN2402767 Y CN 2402767Y CN 99258878 CN99258878 CN 99258878 CN 99258878 U CN99258878 U CN 99258878U CN 2402767 Y CN2402767 Y CN 2402767Y
- Authority
- CN
- China
- Prior art keywords
- lock
- dead bolt
- lock shell
- lock housing
- door
- 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
- 238000010586 diagram Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Landscapes
- Wing Frames And Configurations (AREA)
Abstract
The utility model belongs to a lock. The key of the lock is that a lock shell extension plate is arranged on the lock shell, a bolt hook hole is arranged on the lock shell extension plate, and the bolt hook replaces the lock bolt box and is fixed on a door frame through the bolt hook plate. The lock shell has the advantages of novel structure, firmness and firmness, and good anti-prying performance because the lock shell extension plate and the lock shell are integrated.
Description
The utility model belongs to a kind of lock.
Our door lock of often using at present, simple insurance, dual fail-safe and three insurances etc. are arranged, their structures are mostly similar, its structure comprises lock housing, lock body, dead bolt box etc., lock body, dead bolt all in lock housing, are installed on the door-plate, and the dead bolt box is installed on the corresponding doorframe, dead bolt is stuck in the dead bolt box after closing to the doorstep, needs generally speaking just can open with key.But this lock often is easy to not be opened under the situation of key having, its main cause is: the door and doorframe between generally speaking, can be very not tight, but have a very little gap, the lawless person often utilizes this little gap, adopt the hard thing of some thin types, throw the tongue of unblanking from the gap, open the door crime, people are in order to prevent robber's picking lock, an angle steel baffle plate often is installed on doorframe, but is caused door not attractive in appearance.
The purpose of this utility model is design one anti-picking device on former door lock, makes door lock have good pick-proof, to guarantee people's living safety and property safety.
Lock body of the present utility model can be any lock body of prior art, its key is: establish an extension board with holes on lock housing, and improve former dead bolt box and become a dead bolt hook, dead bolt is hooked, extension board retaining on the lock housing is on the little gap between door and the doorframe simultaneously, make it and from the gap of crack between a door and its frame, to pry open door lock, the utility model is described in detail below in conjunction with accompanying drawing.
As shown in Figure 1, lock body (8) can be any of prior art, and it is characterized in that has one to be designed to the lock housing extension board (3) of one with lock housing (7) at lock housing (7) and doorframe contact jaw, and a dead bolt dog hole (5) is arranged on lock housing extension board (3); One dead bolt hook (4), dead bolt hook (4) are arranged is that the dead bolt hook plate (2) below it is fixed on the doorframe in corresponding design on doorframe.
The utility model has the advantages that: simple in structure, easily manufactured, when locking a door, the dead bolt hook penetrates the dead bolt dog hole, hook dead bolt simultaneously the lock housing extension board be close on the doorframe, and block little gap between door and the doorframe, both safety was attractive in appearance again, the pick-proof performance is fine.
Description of drawings:
Fig. 1: structural representation of the present utility model
Fig. 2: dead bolt hook front view
Schematic diagram is looked on the left side of Fig. 3: Fig. 2
Fig. 4: lock housing schematic diagram 1. dead bolt hook plate fixed screws 2. dead bolt hook plates 3. lock housing extension boards 4. dead bolt hooks 5. dead bolt dog holes 6. dead bolts 7. lock housings 8. lock bodies
Claims (1)
1. pick-proof lock is made up of lock body, lock housing, dead bolt and dead bolt box, it is characterized in that: a lock housing extension board (3) is arranged on lock housing (7), in the middle of lock housing extension board (3) a dead bolt dog hole (5) is arranged, dead bolt hook (4) is fixed on the doorframe through dead bolt hook plate (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 99258878 CN2402767Y (en) | 1999-12-28 | 1999-12-28 | Anti-picking lock |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 99258878 CN2402767Y (en) | 1999-12-28 | 1999-12-28 | Anti-picking lock |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2402767Y true CN2402767Y (en) | 2000-10-25 |
Family
ID=34041342
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 99258878 Expired - Fee Related CN2402767Y (en) | 1999-12-28 | 1999-12-28 | Anti-picking lock |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2402767Y (en) |
-
1999
- 1999-12-28 CN CN 99258878 patent/CN2402767Y/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 | ||
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 |