CN202627671U - Lock body and key of anti-theft rotary pin tumbler lock - Google Patents

Lock body and key of anti-theft rotary pin tumbler lock Download PDF

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Publication number
CN202627671U
CN202627671U CN 201220151005 CN201220151005U CN202627671U CN 202627671 U CN202627671 U CN 202627671U CN 201220151005 CN201220151005 CN 201220151005 CN 201220151005 U CN201220151005 U CN 201220151005U CN 202627671 U CN202627671 U CN 202627671U
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CN
China
Prior art keywords
lock
key
slingshot
lock core
pellet shot
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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
Application number
CN 201220151005
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Chinese (zh)
Inventor
魏孔明
Original Assignee
Nanjing Rock-Lock Security And Protection Science & Technology Co Ltd
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Filing date
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Application filed by Nanjing Rock-Lock Security And Protection Science & Technology Co Ltd filed Critical Nanjing Rock-Lock Security And Protection Science & Technology Co Ltd
Priority to CN 201220151005 priority Critical patent/CN202627671U/en
Application granted granted Critical
Publication of CN202627671U publication Critical patent/CN202627671U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a lock body and a key of an anti-theft rotary pin tumbler lock. The anti-theft rotary pin tumbler lock comprises a lock body, a cylindrical lock core arranged in the lock body and the key, wherein the lock core is arranged in the lock body; one end surface of the lock core extends inwards along the axis of the lock core to form a lock hole, and a shifting fork is arranged on the other end surface of the lock core; the key can be placed in the lock hole to drive the lock core and the shifting fork to rotate relative to the lock body around the axis of the lock core, so as to open the lock; a plurality of pin tumblers are arranged on the lock core; shifting teeth and first grooves are respectively formed on/in the surfaces of the middle parts of the pin tumblers; the key drives the pin tumblers through the shifting teeth to enable the first grooves in the pin tumblers to be completely coincident and dislocated, so that a locking column arranged on the side surface of the lock core is driven to extend into or withdraw from a lock groove of the lock body, thereby controlling the rotation and the jamming of the lock core; teeth are formed on the front surface of the key, and two positioning grooves are formed in the back surface of the key; meanwhile, the two positioning grooves correspond to convex teeth of the lock hole; and as the convex teeth perform very good anti-picking functions, the safety performance and the anti-theft performance of the whole key are improved.

Description

Antitheft rotation cylinder lock lock body and key
Technical field
The utility model relates to a kind of lockset, relates in particular to a kind of antitheft rotation cylinder lock lock body and key.
Background technology
The existing cylinder lock in market basically all is made up of two sections pellets shot from a slingshot; One section is blocked lock core; One section is blocked lock body, and when the tartar of key was pushed pellet shot from a slingshot in the lockhole to the height set, the joint of two pellets shot from a slingshot was consistent with the seam of lock core and lock body; Can rotational lock core unblank, therefore all exist to be subject to modes such as technical opening instrument, power striker spoon rifle, master key and to open.Certainly; Existing lockset is brought in constant renewal in for the new technology opener of tackling continuous birth and gimmick on the market, but all less than breaking away from the central principle of pushing pellet shot from a slingshot, no matter do which kind of variation on the basis of this principle; All can't avoid technical opening opens; Time with technical opening prolongs a little at most, still, and the continuous progress of science and technology; Expedited the emergence of the technical opening instrument of many high technology contents, even tinfoil and preservative film can be opened with the lockset that presses down two sections pellets shot from a slingshot is easy to do.
Summary of the invention
In order to overcome above-mentioned defective; The utility model provides a kind of antitheft rotation cylinder lock lock body and key, overcome the notion that two sections pellets shot from a slingshot of conventional lock are distributed in lock core and lock body, and it is not only simple in structure; And safety and height, the unlatching that can stop the different forms of violence instrument.
The utility model for the technical scheme that solves its technical problem and adopt is: a kind of antitheft rotation cylinder lock lock body and key; Comprise lock body, be located at lock cylinder and key in the said lock body; Said lock core places in the said lock body; And an end face of lock core has inwardly extended to form lockhole along its axis, and the other end is provided with shift fork; Said key comprises the shank of the key and key bit; The shape of this key bit and said lockhole are complementary; Said key bit can insert that said lockhole drives said lock core and shift fork rotates with release relative to said lock body around said lock core axis; Vertical its parallel axes is interval with several pellet shot from a slingshot holes in said lock core, establishes a cylinder-shaped marble in this each pellet shot from a slingshot hole, and this each pellet shot from a slingshot can rotate relative to said lock core around its axis; And each pellet shot from a slingshot has the restoring force that is returned to its equilbrium position around its axis; One side of said each pellet shot from a slingshot is provided with a moving tooth, and the another side is provided with one first groove, and the moving tooth on it stretches in said lockhole one side and over against the another side of said lockhole during each pellet shot from a slingshot balance; Its axis is provided with one second groove and extends on the upper side of said several pellets shot from a slingshot in the lateral surface upper edge of said lock core; Other establishes a locking column and inserts in this second groove, and said lock body medial surface and corresponding said locking column place are provided with the locked groove that supplies this locking column to stretch into and deviate from; Said locking column is provided with several lobes towards a side of said lock core axis; These several lobes can be inserted in first groove on said several pellets shot from a slingshot and made said locking column deviate from said locked groove, on said locking column, are provided with coil tension spring in addition and make said locking column have the restoring force towards said lock core axis direction; One side of the key bit of said key is provided with several tartars, and these several tartars can make the moving tooth of said several pellets shot from a slingshot insert and make first groove of said several pellets shot from a slingshot several lobes over against said locking column.
Further improvement as the utility model; Said each pellet shot from a slingshot has the structure that is returned to the restoring force of its equilbrium position around its axis: the both ends of the surface at said each pellet shot from a slingshot are established a returning spring respectively; One end and the said pellet shot from a slingshot of this returning spring are connected, and the other end and said lock core are connected.
Further improvement as the utility model; Said locking column is provided with the structure that coil tension spring has towards the restoring force of said lock core axis direction said locking column: the both ends of the surface of said locking column are respectively established an extension towards said lock core axis one end; Other establishes two coil tension springs; This each coil tension spring one end is fixed on a said extension, and the other end is fixed on said lock core.
As the further improvement of the utility model, said several tartars are not identical entirely near the angle of inclination of a side of said the shank of the key, and near surperficial vertical near a side of said the shank of the key and this key bit of first tartar of said the shank of the key; First groove on said each pellet shot from a slingshot and moving tooth are positioned on the cross section of same vertical this pellet shot from a slingshot axis of this pellet shot from a slingshot; And first groove on each pellet shot from a slingshot and the angle of moving tooth are not identical entirely, are 180 degree near first groove and the moving tooth angle of the pellet shot from a slingshot of said lockhole one end.
As the further improvement of the utility model, said first groove is " V " type groove.
As the further improvement of the utility model, on the another side of said lockhole, be provided with the protruding tooth of two said lock core axis directions in edge, on the opposite side of the key bit of said key to being provided with two the 3rd grooves in two protruding tooth places.
The beneficial effect of the utility model is:
The utility model has been overturned two sections pellets shot from a slingshot of conventional lock and has been distributed in the notion in lock core and the lock body; Thoroughly abandon traditional tartar that utilizes key and pressed down the method that pellet shot from a slingshot is unblanked; Special cylinder-shaped marble group combines with locking column, pellet shot from a slingshot circumference under the effect of spring is rotated, when " V " type groove that distributes when the pellet shot from a slingshot middle part all aligns with the lobe of locking column lower end; Locking column just can move downward and break away from lock body, thus release.This principle has been stopped the feel of technical opening, in the pellet shot from a slingshot group (is example with six pellets shot from a slingshot), even if under the state of no feel with the whole alignment settings of " V " type groove position of five pellets shot from a slingshot, the locking column lock body that also can't move.
The utility model has also been created a kind of method that stops any technical opening instrument entering lockhole; The moving tooth of the outmost pellet shot from a slingshot of lockhole is longer than the moving tooth of other pellet shot from a slingshot, and it has been played protective effect, the unique door leaf structure of protruding dentification of the moving tooth of a pellet shot from a slingshot of lockhole outermost and lockhole; After any technical opening instrument gets into lockhole; Can't touch rotation pellet shot from a slingshot group from the both sides of protruding tooth, the inevitable moving tooth that will stir first pellet shot from a slingshot earlier is when in a single day the moving tooth of first pellet shot from a slingshot is done; " V " type groove of pellet shot from a slingshot top misplaces immediately; Even if unlocking tool under the situation of no feel with five pellets shot from a slingshot of the inside all rotation put in place, lock receives stopping of first pellet shot from a slingshot and can't fall, and still can't unblank.
The lockhole of the utility model is in the lock core below, and the moving tooth that lock core drives is set in the centre of lock core, passes through even violent tool dashes lock core, also can't dash moving tooth, and the other side's violence is opened lockset and also played a very good protection.
Description of drawings
Fig. 1 is the utility model decomposition texture sketch map;
Fig. 2 is the said Key structure sketch map of the utility model;
Fig. 3 is Fig. 2 cross-sectional view;
Fig. 4 is the said lock core of the utility model and the lock body cross-sectional view along the lock core axis direction;
Fig. 5 is the said lock core of the utility model and lock body edge and the cross-sectional view of lock core axis vertical direction;
Fig. 6 is the said lock core lock-out state of a utility model structural representation;
Fig. 7 is the said lock core released state of a utility model structural representation.
In conjunction with accompanying drawing, explanation below doing:
1---lock body 2---lock core
3---key 4---lockhole
5---shift fork 6---the shank of the key
7---key bit 8---pellet shot from a slingshot
9---moving teeth 10---, first groove
11---second groove 12---locking column
13---locked groove 14---lobe
15---coil tension spring 16---tartar
The protruding tooth of 17---returning springs 18---
19---the pellet shot from a slingshot hole
The specific embodiment
In conjunction with accompanying drawing, the utility model is elaborated, but the protection domain of the utility model is not limited to following embodiment.
Shown in Fig. 1-5; A kind of antitheft rotation cylinder lock lock body and key comprise lock body 1, are located at lock cylinder 2 and key 3 in the lock body, and lock core places in the lock body; And an end face of lock core has inwardly extended to form lockhole 4 along its axis, and the other end is provided with shift fork 5.Key comprises the shank of the key 6 and key bit 7, and the shape and the lockhole of this key bit are complementary, and key bit can be inserted lockhole drive lock core and shift fork rotates with release relative to lock body around the lock core axis.Vertical its parallel axes is interval with several pellet shot from a slingshot holes 19 in lock core; Establish a cylinder-shaped marble 8 in this each pellet shot from a slingshot hole; This each pellet shot from a slingshot can rotate relative to lock core around its axis, and the two ends of each pellet shot from a slingshot establish a returning spring 17 respectively, and an end and the pellet shot from a slingshot of this returning spring are connected; The other end and lock core are connected, and this returning spring provides pellet shot from a slingshot to be returned to the restoring force of equilbrium position.On a side of each pellet shot from a slingshot, be provided with a moving tooth 9; The another side is provided with one first groove 10; This moving tooth and first groove are located on the same cross section of vertical its axis of same pellet shot from a slingshot, and the moving tooth during each pellet shot from a slingshot balance on it stretches in lockhole one side and over against the another side of lockhole.Its axis is provided with one second groove 11 and extends on the upper side of several pellets shot from a slingshot in the lateral surface upper edge of lock core, and other establishes a locking column 12 and inserts in this second groove, and lock body medial surface and corresponding locking column place are provided with the locked groove 13 that supplies this locking column to stretch into and deviate from; Locking column is provided with several lobes 14 towards a side of pellet shot from a slingshot; These several lobes can be inserted in first groove on several pellets shot from a slingshot and made locking column deviate from locked groove; In addition the both ends of the surface of locking column towards the lock core axle center one end respectively establish an extension, other establishes two coil tension springs 15, this each coil tension spring one end is fixed on an extension; The other end is fixed on lock core, and this two coil tension spring 15 makes locking column have the restoring force towards the lock core axis direction.One side of the key bit of key is provided with several tartars 16, and these several tartars can make the moving tooth of said several pellets shot from a slingshot insert and make first groove of several pellets shot from a slingshot several lobes over against locking column.
Several tartars on the above-mentioned key bit are not identical entirely near the angle of inclination of a side of the shank of the key (i.e. the left surface of tartar among the figure), and near surperficial vertical near a side of the shank of the key and this key bit of first tartar of the shank of the key.In addition, first groove on each pellet shot from a slingshot and moving tooth are positioned on the cross section of same vertical its axis of this pellet shot from a slingshot, and the angle of first groove on each pellet shot from a slingshot and moving tooth is not identical entirely, are 180 degree near first groove and the moving tooth angle of the pellet shot from a slingshot of lockhole one end.
Above-mentioned first groove is " V " type groove.
On the another side of above-mentioned lockhole, be provided with two protruding teeth 18 along the lock core axis direction, on the opposite side of the key bit of key to being provided with two the 3rd grooves (not drawing among the figure) in two protruding tooth places.Protruding tooth 18 is distributed in the both sides of the moving tooth of first pellet shot from a slingshot in left side; Stay the gap slightly with moving tooth; The lower end of moving tooth is parallel with the downside of lockhole 4 and stay the gap slightly, and two article of the 3rd groove at the protruding tooth of twice and the key back side forms the location interlock, the smooth and easy accurate insertion of Key and dial-out lockhole.
When not using; Be before key 3 does not insert lockhole 4, the position relation of the lobe 14 on first groove 10 on the pellet shot from a slingshot 8 and the locking column 12 is as shown in Figure 6, and promptly several pellets shot from a slingshot 8 (are example with six among the figure; Can be provided with as required) moving tooth 9 all vertically extend in the lockhole 4; Over against the downside of lockhole, and first groove on each pellet shot from a slingshot and moving tooth have incomplete same angle, but the angle of first groove on the pellet shot from a slingshot of the leftmost side shown in setting as the figure and its moving tooth is 180 degree; Be that its first groove and moving tooth lay respectively on the upper side and downside of this pellet shot from a slingshot; And the moving tooth of this first pellet shot from a slingshot is longer than the moving tooth of other pellets shot from a slingshot, and this is for better pick-proof, will introduce in detail below.
During use, in the key bit 7 insertion lockholes 4 with key 3, the moving tooth 9 that key bit pushes cylinder-shaped marble 8 lower ends in the lock core successively rotates counterclockwise 90 degree; Be inserted into the spacing place of lockhole when key bit after, 16 pairs of moving teeth of the tartar on the key bit 9 form dead slot, at this moment; The screen resilience that pellet shot from a slingshot 8 receives returning spring 17 drives pellet shot from a slingshot 8 clockwise resiliences, and the moving tooth on pellet shot from a slingshot is stopped when spacing by the tartar left surface, at this moment; First groove on each pellet shot from a slingshot is all aimed at the lobe 14 of locking column 12, and is as shown in Figure 7, and locking column receives that coil tension spring 15 downward pressure move down; The locked groove 13 on the lock body 1 is deviate from the top, and the lobe of lower end is presented in first groove on the pellet shot from a slingshot, thereby makes lock core and lock body release; Screw key forwards lock core to, and driving shift fork can unblank.
When needing locking, state when key is turned back to insertion is transferred to key; Several pellets shot from a slingshot receive the elastic force effect of returning spring, are turned back to original state, at this moment; First groove on several pellets shot from a slingshot is upset angle; The lobe of locking column lower end is ejected first groove, and locking column gets in the locked groove on the lock body medial surface, and lock core is locked post and locks stuck locking.
The utility model has been overturned two sections pellets shot from a slingshot of conventional lock and has been distributed in the notion in lock core and the lock body; Thoroughly abandon traditional tartar that utilizes key and pressed down the method that pellet shot from a slingshot is unblanked; Special column type pellet shot from a slingshot group combines with locking column, pellet shot from a slingshot circumference under the effect of spring is rotated, when " V " type groove that distributes when the pellet shot from a slingshot middle part all aligns with the lobe of locking column lower end; Locking column just can move downward and break away from lock body, thus release.This principle has been stopped the feel of technical opening, in the pellet shot from a slingshot group (is example with six pellets shot from a slingshot), even if under the state of no feel with the whole alignment settings of " V " type groove position of five pellets shot from a slingshot, the locking column lock body that also can't move.
The utility model has also been created a kind of method that stops any technical opening instrument entering lockhole; The moving tooth of the outmost pellet shot from a slingshot of lockhole is longer than the moving tooth of other pellet shot from a slingshot, and it has been played protective effect, the unique door leaf structure of protruding dentification of the moving tooth of a pellet shot from a slingshot of lockhole outermost and lockhole; After any technical opening instrument gets into lockhole; Can't touch rotation pellet shot from a slingshot group from the both sides of protruding tooth, the inevitable moving tooth that will stir first pellet shot from a slingshot earlier is when in a single day the moving tooth of first pellet shot from a slingshot is done; " V " type groove of pellet shot from a slingshot top misplaces immediately; Even if unlocking tool under the situation of no feel with five pellets shot from a slingshot of the inside all rotation put in place, lock receives stopping of first pellet shot from a slingshot and can't fall, and still can't unblank.
The lockhole of the utility model is in the lock core below, and the moving tooth that lock core drives is set in the centre of lock core, passes through even violent tool dashes lock core, also can't dash moving tooth, and the other side's violence is opened lockset and also played a very good protection.

Claims (6)

1. cylinder lock lock body and key are rotated in an antitheft; Comprise lock body (1), be located at lock cylinder (2) and key (3) in the said lock body; Said lock core places in the said lock body, and an end face of lock core inwardly extended to form lockhole (4) along its axis, and the other end is provided with shift fork (5); Said key comprises the shank of the key (6) and key bit (7); The shape of this key bit and said lockhole are complementary; Said key bit can insert that said lockhole drives said lock core and shift fork rotates with release relative to said lock body around said lock core axis; It is characterized in that: vertical its parallel axes is interval with several pellet shot from a slingshot holes (19) in said lock core, establishes a cylinder-shaped marble (8) in this each pellet shot from a slingshot hole, and this each pellet shot from a slingshot can rotate relative to said lock core around its axis; And each pellet shot from a slingshot has the restoring force that is returned to its equilbrium position around its axis; One side of said each pellet shot from a slingshot is provided with a moving tooth (9), and the another side is provided with one first groove (10), and the moving tooth on it stretches in said lockhole one side and over against the another side of said lockhole during each pellet shot from a slingshot balance; Its axis is provided with one second groove (11) and extends on the upper side of said several pellets shot from a slingshot in the lateral surface upper edge of said lock core; Other establishes a locking column (12) and inserts in this second groove, and said lock body medial surface and corresponding said locking column place are provided with the locked groove (13) that supplies this locking column to stretch into and deviate from; Said locking column is provided with several lobes (14) towards a side of said lock core axis; These several lobes can be inserted in first groove on said several pellets shot from a slingshot and made said locking column deviate from said locked groove, on said locking column, are provided with coil tension spring (15) in addition and make said locking column have the restoring force towards said lock core axis direction; One side of the key bit of said key is provided with several tartars (16), and these several tartars can make the moving tooth of said several pellets shot from a slingshot insert and make first groove of said several pellets shot from a slingshot several lobes over against said locking column.
2. antitheft rotation cylinder lock lock body according to claim 1 and key; It is characterized in that: said each pellet shot from a slingshot has the structure that is returned to the restoring force of its equilbrium position around its axis and is: establish a returning spring (17) respectively in the both ends of the surface of said each pellet shot from a slingshot; One end and the said pellet shot from a slingshot of this returning spring are connected, and the other end and said lock core are connected.
3. antitheft rotation cylinder lock lock body according to claim 1 and 2 and key; It is characterized in that: said locking column is provided with the structure that coil tension spring has towards the restoring force of said lock core axis direction said locking column and is: the both ends of the surface of said locking column are respectively established an extension towards said lock core axis one end; Other establishes two coil tension springs; This each coil tension spring one end is fixed on a said extension, and the other end is fixed on said lock core.
4. antitheft rotation cylinder lock lock body according to claim 1 and 2 and key; It is characterized in that: said several tartars are not identical entirely near the angle of inclination of a side of said the shank of the key, and near surperficial vertical near a side of said the shank of the key and this key bit of first tartar of said the shank of the key; First groove on said each pellet shot from a slingshot and moving tooth are positioned on the cross section of same vertical this pellet shot from a slingshot axis of this pellet shot from a slingshot; And first groove on each pellet shot from a slingshot and the angle of moving tooth are not identical entirely, are 180 degree near first groove and the moving tooth angle of the pellet shot from a slingshot of said lockhole one end.
5. antitheft rotation cylinder lock lock body according to claim 1 and 2 and key, it is characterized in that: said first groove is " V " type groove.
6. antitheft rotation cylinder lock lock body according to claim 1 and 2 and key; It is characterized in that: on the another side of said lockhole, be provided with the protruding tooth (18) of two said lock core axis directions in edge, on the opposite side of the key bit of said key to being provided with two the 3rd grooves in two protruding tooth places.
CN 201220151005 2012-04-11 2012-04-11 Lock body and key of anti-theft rotary pin tumbler lock Expired - Fee Related CN202627671U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220151005 CN202627671U (en) 2012-04-11 2012-04-11 Lock body and key of anti-theft rotary pin tumbler lock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220151005 CN202627671U (en) 2012-04-11 2012-04-11 Lock body and key of anti-theft rotary pin tumbler lock

Publications (1)

Publication Number Publication Date
CN202627671U true CN202627671U (en) 2012-12-26

Family

ID=47380880

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220151005 Expired - Fee Related CN202627671U (en) 2012-04-11 2012-04-11 Lock body and key of anti-theft rotary pin tumbler lock

Country Status (1)

Country Link
CN (1) CN202627671U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103233617A (en) * 2012-04-11 2013-08-07 魏孔明 Anti-theft rotary spring lock body and key

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103233617A (en) * 2012-04-11 2013-08-07 魏孔明 Anti-theft rotary spring lock body and key
WO2013152597A1 (en) * 2012-04-11 2013-10-17 Wei Kongming Lock body and key of anti-theft rotary pin tumbler lock
CN103233617B (en) * 2012-04-11 2016-01-20 黄辉源 Anti-theft rotary cylinder lock lock body and key

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C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: HUANG HUIYUAN

Free format text: FORMER OWNER: NANJING ROCK LOCK SECURITY AND PROTECTION SCIENCE + TECHNOLOGY CO., LTD.

Effective date: 20140604

C41 Transfer of patent application or patent right or utility model
C53 Correction of patent for invention or patent application
CB03 Change of inventor or designer information

Inventor after: Huang Huiyuan

Inventor before: Wei Kongming

COR Change of bibliographic data

Free format text: CORRECT: INVENTOR; FROM: WEI KONGMING TO: HUANG HUIYUAN

Free format text: CORRECT: ADDRESS; FROM: 210000 NANJING, JIANGSU PROVINCE TO: 362313 QUANZHOU, FUJIAN PROVINCE

TR01 Transfer of patent right

Effective date of registration: 20140604

Address after: 362313, No. 3, Li Yang Haruki well, Hua Hua Town, Nanan City, Fujian, Quanzhou

Patentee after: Huang Huiyuan

Address before: 210000 room 2, building 18, Fenghua Road, Yuhuatai Economic Development Zone, Nanjing, Jiangsu,

Patentee before: Nanjing ROCK-LOCK Security and Protection Science & Technology Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121226

Termination date: 20180411