CN204850733U - Security lock - Google Patents
Security lock Download PDFInfo
- Publication number
- CN204850733U CN204850733U CN201520595923.6U CN201520595923U CN204850733U CN 204850733 U CN204850733 U CN 204850733U CN 201520595923 U CN201520595923 U CN 201520595923U CN 204850733 U CN204850733 U CN 204850733U
- Authority
- CN
- China
- Prior art keywords
- locking plate
- lock
- circular hole
- lock core
- round hole
- 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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- Lock And Its Accessories (AREA)
Abstract
The utility model discloses a security lock, including lock shell, lock core and a plurality of locking plate, be equipped with the locking plate groove on the lock core, the locking plate is arranged in the locking plate inslot, characterized by be equipped with the through -hole that holds the key and pass on the locking plate, the through -hole lateral wall is equipped with with the key complex protrudingly, be equipped with first round hole on the lock core, be equipped with the steel ball in the first round hole, be equipped with the arc groove that corresponds first round hole on the locking plate, be equipped with the second round hole that corresponds first round hole on the lock shell, second round hole diameter is less than first round hole, still be equipped with the spring holder on the locking plate, dispose the spring on the spring holder. The utility model discloses an effective preventing techniques nature of security lock is opened.
Description
Technical field
The utility model relates to a kind of lock.
Background technology
The kind of lockset is a lot, and its structure is of all kinds, wherein the lockset having theftproof performance high out of the ordinary.But most of lockset due to its structure comparatively single, its antitheft orientation is few, robber can be opened within a lot of time, namely described in field technical unlocking, therefore, burglary happens occasionally, threaten to the property of people and life, and always have some high iqs people, lockset stronger for a theftproof performance is studied, develop some anti-antitheft instrument or apparatuses, in today of internet prosperity, lawless person always can buy some anti-anti-theft tools, so can easily by some security doors, the anti-thefting facilities such as theftproof lock carry out technical unlocking.
Summary of the invention
In view of the deficiency of background technology, technical problem to be solved in the utility model is to provide a kind of lock of anti-technical unlocking.
For this reason, the utility model adopts following scheme to realize:
A kind of lock, comprise lock housing, lock core and some locking plates, described lock core is provided with locking plate groove, described locking plate is placed in described locking plate groove, it is characterized in that described locking plate is provided with the through hole holding key and pass, described through-hole side wall is provided with the projection coordinated with key, described lock core is provided with the first circular hole, steel ball is provided with in described first circular hole, described locking plate is provided with the arc groove of corresponding first circular hole, described lock housing is provided with the second circular hole of corresponding first circular hole, described second Circularhole diameter is less than the first circular hole, described locking plate is also provided with spring base, described spring base is configured with spring.
The advantage of the utility model contrast prior art is: after key inserts, arc groove on locking plate aligns with the first circular hole on lock core, the second circular hole that during startup lock core, steel ball departs from lock housing enters in the first circular hole of lock core, and steel ball enters the arc groove on locking plate, just in time maintain an equal level with lock core exterior arc surface, rotational lock core can be unblanked, and effectively prevents robber's technical unlocking.
Accompanying drawing explanation
The utility model has following accompanying drawing:
Fig. 1 is structural blast figure of the present utility model;
Fig. 2 is the structural representation of the utility model when unblanking;
Fig. 3 is the structural representation of the utility model when locking.
Detailed description of the invention
As shown in Figure 1, the lock that the utility model provides, comprise lock housing 1, lock core 2 and some locking plates 3, lock core 2 is provided with locking plate groove 4, locking plate 3 is placed in described locking plate groove 4, locking plate 3 is provided with the through hole 6 holding key 5 and pass, through hole 6 sidewall is provided with the projection 7 coordinated with key 5, lock core 2 is provided with the first circular hole 8, steel ball 9 is provided with in first circular hole 8, locking plate 3 is provided with the arc groove 10 of corresponding first circular hole 8, lock housing 1 is provided with the second circular hole 11 of corresponding first circular hole 8, second circular hole 11 diameter is less than the first circular hole 8 diameter, locking plate 3 is also provided with spring base 12, spring base 12 is configured with spring 13.
As shown in Figure 2, after key 5 inserts, arc groove 10 on locking plate 3 aligns with the first circular hole 8 on lock core 2, during startup lock core 2, steel ball 9 the second circular hole 11 departed from lock housing 1 enters in the first circular hole 8 of lock core 2, and steel ball 9 enters in the arc groove 10 on locking plate 3, just in time maintain an equal level with lock core 2 exterior arc surface, rotational lock core 2 can be unblanked, effectively prevent this lockset of robber's technical unlocking, theftproof performance is better.
As shown in Figure 3, extract key 6, locking plate 3 pushes up to both sides by spring 13, makes steel ball 9 arc groove 10 departed from locking plate 3 slide to locking plate 3 plane, and steel ball 9 part enters in the second circular hole 11 in lock housing 1, lock housing 1 and lock core 2 is linked together and namely locks.
Claims (1)
1. a lock, comprise lock housing, lock core and some locking plates, described lock core is provided with locking plate groove, described locking plate is placed in described locking plate groove, it is characterized in that described locking plate is provided with the through hole holding key and pass, described through-hole side wall is provided with the projection coordinated with key, described lock core is provided with the first circular hole, steel ball is provided with in described first circular hole, described locking plate is provided with the arc groove of corresponding first circular hole, described lock housing is provided with the second circular hole of corresponding first circular hole, described second Circularhole diameter is less than the first circular hole, described locking plate is also provided with spring base, described spring base is configured with spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520595923.6U CN204850733U (en) | 2015-08-10 | 2015-08-10 | Security lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520595923.6U CN204850733U (en) | 2015-08-10 | 2015-08-10 | Security lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204850733U true CN204850733U (en) | 2015-12-09 |
Family
ID=54741297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520595923.6U Expired - Fee Related CN204850733U (en) | 2015-08-10 | 2015-08-10 | Security lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204850733U (en) |
-
2015
- 2015-08-10 CN CN201520595923.6U patent/CN204850733U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20210810 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |