CN203716655U - Anti-theft lock - Google Patents
Anti-theft lock Download PDFInfo
- Publication number
- CN203716655U CN203716655U CN201420047530.7U CN201420047530U CN203716655U CN 203716655 U CN203716655 U CN 203716655U CN 201420047530 U CN201420047530 U CN 201420047530U CN 203716655 U CN203716655 U CN 203716655U
- Authority
- CN
- China
- Prior art keywords
- fixture block
- lock
- installing hole
- groove
- movable bolt
- 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. The anti-theft lock is characterized in that a lock core is transversely provided with a clamping block groove, the clamping block groove is internally movably provided with a clamping block, a key hole is provided with a gap which is matched with a lower groove, the upper part of the clamping block is provided with a clamping bolt which is matched with an upper groove, the upper part of the clamping bolt is movably arranged in a lock sleeve groove, the lock sleeve groove is formed in the inner wall of the top part of a lock sleeve, the lock sleeve at the upper part of the clamping bolt is internally and longitudinally provided with an elastic column installing hole, the elastic column installing hole is internally provided with an elastic column spring and an elastic column, the bottom part of the elastic column is movably connected with the clamping bolt, the lock core is longitudinally provided with a movable bolt installing hole, the movable bolt installing hole is internally provided with a movable bolt, and the bottom part of the clamping bolt is provided with a movable bolt reserved groove which is matched with the movable bolt installing hole. According to the anti-theft lock disclosed by the utility model, the clamping block and the elastic column can be opened by utilizing a matched key, the lower groove at the bottom part of the clamping block can be matched with the key, the unlocking is realized, the key leans against the movable bolt when the anti-theft lock is locked, the locking is realized by upwards moving the clamping bolt, and the locking is firm by pulling out the key.
Description
Technical field
The utility model relates to safety-security area, is specifically related to a kind of theftproof lock.
Background technology
Theftproof lock is the main mechanical type lockset occurring in the market, and different according to the principle of lock core, theftproof lock can be divided into cylinder lock, blade lock, magnetic lock, IC card lock, Fingerprint Lock etc.Cylinder lock and magnetic lock are more common.As in-line lock, cross lock, computer lock etc., all belong to cylinder lock; Magnetic lock is several years ago popular, but these 2 years more rare.Cylinder lock also claims cylinder lock with balls, pearl lock, snap lock or pin tumbler locks, is a kind of modal lock structure.Principle is that snap, pellet or the pearl with a plurality of differing heights pinned lock core.When putting into correct key, each snap is pushed to identical height, and lock core is just decontroled.The structure of cylinder lock mainly comprises lock core, pellet, spring, dead bolt and the key being equipped with mutually.Lock core is generally lock cylinder made of copper, during rotation, can lock or open, and lock core divides internal cylinder and outer lock core, and internal cylinder is the place of inserting key; Pellet is generally copper marble, and in minute, pellet and outer pellet, cylindrical, different in size, is contained in the circular hole of interior outer lock core, and a lock generally has 3 to 5 groups of pellets; Spring fitting withstands pellet in the circular hole of outer lock core; Dead bolt is part flexible while unblanking, and cylindrical internal cylinder drives dead bolt to realize and unblanks while rotating; Key has the pellet of the corresponding different length of differing heights " sawtooth ", and the technical term of this sawtooth is exactly tartar.
Traditional cylinder lock is all equipped with lock cylinder, and lock core is the critical component of theftproof lock, and the antitheft coefficient of theftproof lock is played to vital effect.In traditional spring locks keyhole, headspace is larger, than being easier to realize technology unlocking.And traditional cylinder lock wrong-unlocking rate is higher, and its level of security and safety are poor.Although there is in the market the theftproof lock that some level of securitys are higher,, its cost of production is higher, complex structure, installing/dismounting is inconvenient, is not suitable for large-scale production and use.The raising to theftproof lock security level required along with scientific and technological development and people, this traditional cylinder lock can not meet the demand in market.
Therefore, produce a kind of simple in structurely, easy to operate, safety factor is high, and level of security is high, and the wrong-unlocking rate ground of unblanking, is not easy to realize technology unlocking, cost is low, is applicable to large-scale production, and the theftproof lock that theftproof performance is strong, has market prospects widely.
Summary of the invention
For the deficiencies in the prior art, it is a kind of simple in structure, easy to operate that the utility model provides, and safety factor is high, and level of security is high, and the wrong-unlocking rate ground of unblanking, is not easy to realize technology unlocking, and cost is low, applicable large-scale production, the theftproof lock that theftproof performance is strong.
The technical solution of the utility model is achieved in that a kind of theftproof lock, comprise lock tube, be arranged on the lock core with key of lock tube inside, be opened in the keyhole on lock core, described lock core laterally offers fixture block groove, in fixture block groove, be movably installed with fixture block, the top of fixture block offers upper grooves, the bottom of fixture block offers lower recess, on keyhole, offer the breach matching with lower recess, on the top of fixture block, be provided with the snib matching with upper grooves, the top movable of snib is arranged in lock tube groove, lock tube groove is opened in the inwall at lock tube top and puts, in the lock tube on snib top, longitudinally offer elastic installing hole, elastic spring and elastic are installed in elastic installing hole, the bottom of elastic is flexibly connected with snib, described lock core longitudinally offers movable bolt installing hole, in movable bolt installing hole, be movably installed with movable bolt, in snib bottom, offer the movable bolt preformed groove matching with movable bolt installing hole.
Described snib is the laminated structure that can vertically move in lock core, described movable bolt preformed groove and elastic installing hole are arranged on same straight line, the height of snib equals upper grooves bottom to the height between lock core top, and the degree of depth of upper grooves equals the groove depth of lock tube groove.
Described fixture block is at least four, and fixture block equates with the quantity of fixture block groove, and movable bolt is arranged between fixture block, and the degree of depth that the height of movable bolt equals movable bolt installing hole adds the degree of depth of movable bolt preformed groove.
Described elastic installing hole is two, in lock tube between two elastic installing holes, longitudinally offer pellet installing hole, in pellet installing hole, marble spring is installed, in the bottom of marble spring, be connected with the first pellet, in the bottom of the first pellet, be movably installed with the second pellet, the height of the second pellet equals the bottom center position of fixture block groove to the height between lock core end face.
Described fixture block be can be in fixture block groove the block structure of transverse shifting, the width on fixture block top is not less than the width of bottom, the length that is opened in the upper grooves on fixture block top is less than the length of lower recess.
Described pellet installing hole is at least one, and pellet installing hole is arranged between fixture block.
The described card article matching with fixture block that is provided with is on the key provided with marble hole on card article.
The utlity model has following beneficial effect: first, the utility model is simple in structure, easy to operate, lock core laterally offers fixture block groove, in fixture block groove, be movably installed with fixture block, the top of fixture block offers upper grooves, the bottom of fixture block offers lower recess, on keyhole, offer the breach matching with lower recess, on the top of fixture block, be provided with the snib matching with upper grooves, the top movable of snib is arranged in lock tube groove, lock tube groove is opened in the inwall at lock tube top and puts, in the lock tube on snib top, longitudinally offer elastic installing hole, elastic spring and elastic are installed in elastic installing hole, the bottom of elastic is flexibly connected with snib, described lock core longitudinally offers movable bolt installing hole, in movable bolt installing hole, be movably installed with movable bolt, in snib bottom, offer the movable bolt preformed groove matching with movable bolt installing hole, this product in use, can utilize the key that matches to open fixture block and elastic, the lower recess of fixture block bottom is coordinated with key, the snib at fixture block top drops into upper grooves, elastic is set simultaneously and drives snib motion, outfit activity bolt reduces keyhole space, prevent technology unlocking, anti-theft effect is obvious, after upper grooves puts in place, snib drops in upper grooves, realization is unblanked, while locking, key withstands movable bolt, on snib, move, realization is locked, extract key, lock firmly, secondly, snib is the laminated structure that can vertically move in lock core, described movable bolt preformed groove and elastic installing hole are arranged on same straight line, the height of snib equals upper grooves bottom to the height between lock core top, the degree of depth of upper grooves equals the groove depth of lock tube groove, guarantees smooth and easy the completing of locking and unblank of snib, again, elastic installing hole is two, in lock tube between two elastic installing holes, longitudinally offer pellet installing hole, in pellet installing hole, marble spring is installed, in the bottom of marble spring, be connected with the first pellet, in the bottom of the first pellet, be movably installed with the second pellet, the height of the second pellet equals the bottom center position of fixture block groove to the height between lock core end face, coordinate the first pellet and the second pellet to use, strengthened anti-theft effect.
Accompanying drawing explanation
Fig. 1 is closed condition lock core structure schematic diagram of the present utility model.
Fig. 2 is Fig. 1 internal construction schematic diagram of the present utility model.
Fig. 3 is opening lock core structure schematic diagram of the present utility model.
Fig. 4 is Fig. 3 internal construction schematic diagram of the present utility model.
Fig. 5 is fixture block structural representation of the present utility model.
Fig. 6 is the structural representation of the key that matches of the utility model.
The specific embodiment
As Fig. 1, 2, 3, 4, 5, shown in 6, a kind of theftproof lock, comprise lock tube 1, be arranged on the lock core 2 with key 20 of lock tube 1 inside, be opened in the keyhole 3 on lock core 2, described lock core 2 laterally offers fixture block groove 4, in fixture block groove 4, be movably installed with fixture block 5, the top of fixture block 5 offers upper grooves 7, the bottom of fixture block 5 offers lower recess 6, on keyhole 3, offer the breach matching with lower recess 6, on the top of fixture block 5, be provided with the snib 8 matching with upper grooves 7, the top movable of snib 8 is arranged in lock tube groove 9, lock tube groove 9 is opened in the inwall at lock tube 1 top and puts, the interior elastic installing hole 18 that longitudinally offers of lock tube 1 on snib 8 tops, elastic spring 11 and elastic 10 are installed in elastic installing hole 18, the bottom of elastic 10 is flexibly connected with snib 8, described lock core 2 longitudinally offers movable bolt installing hole 17, in movable bolt installing hole 17, be movably installed with movable bolt 16, in snib 8 bottoms, offer the movable bolt preformed groove 15 matching with movable bolt installing hole 17.
Described snib 8 is the laminated structures that can vertically move in lock core 2, described movable bolt preformed groove 15 is arranged on same straight line with elastic installing hole 18, the height of snib 8 equals the height between upper grooves 7 bottoms to lock core 2 tops, and the degree of depth of upper grooves 7 equals the groove depth of lock tube groove 9.Described fixture block 5 is at least four, and fixture block 5 equates with the quantity of fixture block groove 4, and movable bolt 16 is arranged between fixture block 5, and the degree of depth that the height of movable bolt 16 equals movable bolt installing hole 17 adds the degree of depth of movable bolt preformed groove 15.Described elastic installing hole 18 is two, the interior pellet installing hole 19 that longitudinally offers of lock tube 1 between two elastic installing holes 18, marble spring 13 is installed in pellet installing hole 19, in the bottom of marble spring 13, be connected with the first pellet 12, in the bottom of the first pellet 12, be movably installed with bottom center position that the height of the second pellet 14, the second pellets 14 equals fixture block groove 4 to the height between lock core 2 end faces.Described fixture block 5 is can be in the block structure of fixture block groove 4 interior transverse shiftings, and the width on fixture block 5 tops is not less than the width of bottom, and the length that is opened in the upper grooves 7 on fixture block 5 tops is less than the length of lower recess 6.Described pellet installing hole 19 is at least one, and pellet installing hole 19 is arranged between fixture block 5.On described key 20, be provided with the card article 21 matching with fixture block 5, on card article 21, be provided with marble hole 22.
This product in use, can utilize the key that matches to open fixture block and elastic, and the lower recess of fixture block bottom is coordinated with key, the snib at fixture block top drops into upper grooves, elastic is set simultaneously and drives snib motion, and outfit activity bolt reduces keyhole space, prevent technology unlocking, anti-theft effect is obvious, after upper grooves puts in place, snib drops in upper grooves, and realization is unblanked, and while locking, key withstands movable bolt, on snib, move, realization is locked, and extracts key, locks firmly.Snib is the laminated structure that can vertically move in lock core, described movable bolt preformed groove and elastic installing hole are arranged on same straight line, the height of snib equals upper grooves bottom to the height between lock core top, the degree of depth of upper grooves equals the groove depth of lock tube groove, guarantees smooth and easy the completing of locking and unblank of snib.Elastic installing hole is two, in lock tube between two elastic installing holes, longitudinally offer pellet installing hole, in pellet installing hole, marble spring is installed, in the bottom of marble spring, be connected with the first pellet, in the bottom of the first pellet, be movably installed with the second pellet, the height of the second pellet equals the bottom center position of fixture block groove to the height between lock core end face, coordinates the first pellet and the second pellet to use, and has strengthened anti-theft effect.Utilize the card article 21 matching with fixture block 5 arranging on the key to unblank and lock, this product structure is simple, easy to operate, and anti-theft effect is obvious, has good society and economic benefit.
Claims (7)
1. a theftproof lock, comprise lock tube (1), be arranged on the inner lock core with key (20) (2) of lock tube (1), be opened in the keyhole (3) on lock core (2), it is characterized in that: described lock core (2) laterally offers fixture block groove (4), in fixture block groove (4), be movably installed with fixture block (5), the top of fixture block (5) offers upper grooves (7), the bottom of fixture block (5) offers lower recess (6), on keyhole (3), offer the breach matching with lower recess (6), on the top of fixture block (5), be provided with the snib (8) matching with upper grooves (7), the top movable of snib (8) is arranged in lock tube groove (9), lock tube groove (9) is opened in the inwall at lock tube (1) top and puts, in the lock tube (1) on snib (8) top, longitudinally offer elastic installing hole (18), elastic spring (11) and elastic (10) are installed in elastic installing hole (18), the bottom of elastic (10) is flexibly connected with snib (8), described lock core (2) longitudinally offers movable bolt installing hole (17), in movable bolt installing hole (17), be movably installed with movable bolt (16), in snib (8) bottom, offer the movable bolt preformed groove (15) matching with movable bolt installing hole (17).
2. theftproof lock according to claim 1, it is characterized in that: described snib (8) is the laminated structure that can vertically move in lock core (2), described movable bolt preformed groove (15) is arranged on same straight line with elastic installing hole (18), the height of snib (8) equals upper grooves (7) bottom to the height between lock core (2) top, and the degree of depth of upper grooves (7) equals the groove depth of lock tube groove (9).
3. theftproof lock according to claim 1, it is characterized in that: described fixture block (5) is at least four, fixture block (5) equates with the quantity of fixture block groove (4), movable bolt (16) is arranged between fixture block (5), and the degree of depth that the height of movable bolt (16) equals movable bolt installing hole (17) adds the degree of depth of movable bolt preformed groove (15).
4. theftproof lock according to claim 1, it is characterized in that: described elastic installing hole (18) is two, in lock tube (1) between two elastic installing holes (18), longitudinally offer pellet installing hole (19), marble spring (13) is installed in pellet installing hole (19), in the bottom of marble spring (13), be connected with the first pellet (12), in the bottom of the first pellet (12), be movably installed with the second pellet (14), the height of the second pellet (14) equals the bottom center position of fixture block groove (4) to the height between lock core (2) end face.
5. theftproof lock according to claim 1, it is characterized in that: described fixture block (5) be can be in fixture block groove (4) block structure of transverse shifting, the width on fixture block (5) top is not less than the width of bottom, and the length that is opened in the upper grooves (7) on fixture block (5) top is less than the length of lower recess (6).
6. theftproof lock according to claim 4, is characterized in that: described pellet installing hole (19) is at least one, and pellet installing hole (19) is arranged between fixture block (5).
7. theftproof lock according to claim 1, is characterized in that: on described key (20), be provided with the card article (21) matching with fixture block (5), be provided with marble hole (22) on card article (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420047530.7U CN203716655U (en) | 2014-01-26 | 2014-01-26 | Anti-theft lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420047530.7U CN203716655U (en) | 2014-01-26 | 2014-01-26 | Anti-theft lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203716655U true CN203716655U (en) | 2014-07-16 |
Family
ID=51155822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420047530.7U Expired - Fee Related CN203716655U (en) | 2014-01-26 | 2014-01-26 | Anti-theft lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203716655U (en) |
-
2014
- 2014-01-26 CN CN201420047530.7U patent/CN203716655U/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: 20140716 Termination date: 20150126 |
|
| EXPY | Termination of patent right or utility model |