CN2536710Y - Safety pellet door lock - Google Patents
Safety pellet door lock Download PDFInfo
- Publication number
- CN2536710Y CN2536710Y CN 02213952 CN02213952U CN2536710Y CN 2536710 Y CN2536710 Y CN 2536710Y CN 02213952 CN02213952 CN 02213952 CN 02213952 U CN02213952 U CN 02213952U CN 2536710 Y CN2536710 Y CN 2536710Y
- Authority
- CN
- China
- Prior art keywords
- lock
- lock body
- door lock
- edges
- snap close
- 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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- Burglar Alarm Systems (AREA)
Abstract
The utility model discloses a theftproof latch lock door which resolves the problem that the thief can poke the bolt from the lock gap by a sheet to steal, comprising a lock body, a bolt and a lock catch, wherein, protecting edges are arranged on the edges of the lock body and lock catch respectively, which are lap jointed with each other; the protecting edge arranged on the lock catch is outside while the protecting edge arranged on the lock body is inside for conveniently using. The utility model has the advantages of preventing the door lock from poking out and increasing the safety due to the overlapped protecting edges arranged on the edges of the lock body and lock catch which prevent foreign objects from contacting the bolt, and is suitable for different doors.
Description
Affiliated technical field
The utility model relates to a kind of door lock, especially pin tumbler lock that can be antitheft.
Technical background
The problem that present widely used pin tumbler lock occurs easily is to have certain clearance between lock body and the snap close, and this gives thief with opportunity, and they utilize stalloy even identity card from above-mentioned slit dead bolt to be transferred to, and are committed theft.Especially when installation was not in place, the offender reached and easily succeeds.Be head it off, Chinese patent 91212151.3 discloses a kind of dial-proof and sewing-proof pin tumbler lock, but its complex structure is changed big to existing product.
Summary of the invention
For overcoming the shortcoming that above-mentioned prior art exists, the purpose of this utility model provides a kind of anti-theft billiards door lock simple in structure.
Its technical scheme is this anti-theft billiards door lock, is made up of lock body, dead bolt and snap close, it is characterized in that being provided with the protection edge of overlap joint mutually at the outward flange of described lock body, snap close.For ease of using, be arranged on the described snap close the protection edge outside, be arranged on protection edge on the described lock body interior.
Its beneficial effect is: because the outward flange of lock body, snap close is provided with the protection edge of overlap joint mutually, foreign object can't contact dead bolt, prevents to be pushed aside door lock, has improved safety.
Description of drawings
Be elaborated below in conjunction with accompanying drawing.
Figure is a schematic top plan view of the present utility model.
Among the figure, the 1-lock body, the 2-dead bolt, the 3-snap close, 4-protects edge, and 5-protects edge.
Specific embodiment
In the drawings, this kind anti-theft billiards door lock, be made up of lock body (1), dead bolt (2) and snap close (3), its general formation is identical with existing cylinder lock, and different is protection edge (4), (5) that are provided with the strip that overlaps mutually at the outward flange of described lock body (1), snap close (3).For ease of using, be arranged on the described snap close protection edge (5) outside, be arranged on protection edge (4) on the described lock body interior, the width of protection edge is consistent with the width of lock body, fore shaft.
Because the outward flange of lock body, snap close is provided with the protection edge of overlap joint mutually, foreign object can't contact dead bolt, prevents to be pushed aside door lock, has improved safety.Combine with doorframe when adorning as pressing, its safety is better again.
Claims (2)
1, anti-theft billiards door lock is made up of lock body, dead bolt and snap close, it is characterized in that being provided with the protection edge of overlap joint mutually at the outward flange of described lock body, snap close.
2, anti-theft billiards door lock according to claim 1, it is characterized in that being arranged on the described snap close the protection edge outside, be arranged on protection edge on the described lock body interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02213952 CN2536710Y (en) | 2002-04-16 | 2002-04-16 | Safety pellet door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02213952 CN2536710Y (en) | 2002-04-16 | 2002-04-16 | Safety pellet door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2536710Y true CN2536710Y (en) | 2003-02-19 |
Family
ID=33693366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02213952 Expired - Fee Related CN2536710Y (en) | 2002-04-16 | 2002-04-16 | Safety pellet door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2536710Y (en) |
-
2002
- 2002-04-16 CN CN 02213952 patent/CN2536710Y/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 |