CN107503573A - A kind of improved dual-purpose lock core and its matched key - Google Patents
A kind of improved dual-purpose lock core and its matched key Download PDFInfo
- Publication number
- CN107503573A CN107503573A CN201710937361.2A CN201710937361A CN107503573A CN 107503573 A CN107503573 A CN 107503573A CN 201710937361 A CN201710937361 A CN 201710937361A CN 107503573 A CN107503573 A CN 107503573A
- Authority
- CN
- China
- Prior art keywords
- key
- lock core
- marble
- switching foil
- pellet
- 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.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B29/00—Cylinder locks and other locks with plate tumblers which are set by pushing the key in
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B19/00—Keys; Accessories therefor
- E05B19/0017—Key profiles
- E05B19/0035—Key profiles characterized by longitudinal bit variations
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B29/00—Cylinder locks and other locks with plate tumblers which are set by pushing the key in
- E05B29/0046—Cylinder locks and other locks with plate tumblers which are set by pushing the key in for use with more than one key, e.g. master-slave key
Abstract
The invention discloses a kind of improved dual-purpose lock core and its matched key, the dual-purpose lock core, the blade marble coordinated including lock tube, loaded on lock core, some and key being located at along keyhole on lock core and the locking side column that keyhole and locking side column are set in lock tube, last blade marble for being located remotely from keyhole front end is switching foil pellet, the V-shaped groove and projection being engaged with locking side column and key are equipped with blade marble and switching foil pellet, switching foil pellet is separately provided with neck on the side of V-shaped groove；The lock core is provided with special-shaped marble that is being engaged with the neck and key of switching foil pellet and setting return spring.The present invention uses first, second key of two different structures, so that after the second key changes the original state of switching foil pellet, first key can not make switching foil pellet restPose, can thoroughly it prevent after using the second key unlocking, first key, which does not fail, remains to the technical failure of unlocking, its is rational in infrastructure, easy to use, securely and reliably.
Description
Technical field
The invention belongs to lock core, and in particular to a kind of improved dual-purpose lock core and its matched key.
Background technology
After existing dual-purpose lock core is on door on the market, while it are furnished with two keys, one is transferred to for engineering key
Fit up master worker to use, another handle is that normal key is grasped by house-owner.After finishing completion, as long as being opened with normal key insertion lock core
Lock, engineering key is that calcellation can not be unlocked.Existing dual-purpose lock core still has deficiency, and following drawback occurs in use.
1. key, engineering pin, engineering blade are on a straight line, engineering blade is spacing by engineering pin projection, and engineering pin is the same as key one
Sample moves from the front to the back, and in finishing, door generally locates unstable state, often there is the phenomenon closed the door in door accident, yet with
Unexpected to close the door different with inertia produced by normal close the door, external force overcomes engineering pin return spring active force in the case of macroseism, makes work
Journey pin departs from engineering blade, is unlocked normal key has not been used, engineering key has just failed.2. when using key, to key
The mode of spoon insertion is extremely important, if do not inserted key by correct mode, just goes out to occur slotting key card or insert not enter key
The phenomenon of spoon.
The content of the invention
It is easy to use it is an object of the invention to provide a kind of rational in infrastructure, safe and reliable improved dual-purpose lock core and its
Matched key.
Improved dual-purpose lock core provided by the invention, including lock tube, loaded on the lock that keyhole and locking side column are set in lock tube
The blade marble that core, some and key being located at along keyhole on lock core and locking side column coordinate, is located remotely from keyhole front end
Last blade marble be switching foil pellet, be equipped with and locking side column and key on blade marble and switching foil pellet
The V-shaped groove and projection that spoon is engaged, switching foil pellet are separately provided with neck on the side of V-shaped groove；The lock core is provided with turning
Change the neck of blade marble and key is engaged and the special-shaped marble that sets return spring.
The special-shaped marble lower end and side be respectively equipped with the key coordinate conical bullet and with the conversion
The projection that the neck of blade marble coordinates.
The neck of the switching foil pellet is be located at its V-shaped groove both sides two, and the special-shaped marble is two difference
It is engaged with two necks of the switching foil pellet.
The matched key of improved dual-purpose lock core provided by the invention, including the first key and the second key, the first key
There is the identical tartar that is engaged with the projection on blade marble and switching foil pellet with the second key, before the first key
End is provided with the rectangle avoidance breach for avoiding switching foil pellet and special-shaped marble, and the front end of the second key is provided with boss and special-shaped bullet
Son is engaged.
Beneficial effects of the present invention：
The present invention be added on the basis of existing locking side column blade lock core switching foil pellet and with switching foil bullet
Son coordinate special-shaped marble, using two different structures first, second key respectively with switching foil pellet and special-shaped marble
It is engaged so that after the second key changes the original state of switching foil pellet, the first key can not make switching foil pellet extensive
Multiple original state, can thoroughly it prevent after using the second key unlocking, the first key, which does not fail, remains to the technical failure of unlocking, and by
In the cooperation position limiting structure of special-shaped marble and switching foil pellet, can thoroughly prevent door surprisingly close the door caused by technology therefore
Barrier, its is rational in infrastructure, is not in slotting key card or inserts the phenomenon for not entering key, easy to use, securely and reliably.
Technical scheme is further illustrated below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the exploded view of the present invention.
Fig. 2 is the original state profile of the present invention.
Fig. 3 is the profile after key A insertion lock cores.
Fig. 4 is the part sectioned view after key A insertion lock cores.
Fig. 5 is the profile after key B insertion lock cores.
Fig. 6 is the part sectioned view after key B insertion lock cores
Fig. 7 is that key B extracts the profile after lock core.
Fig. 8 is key A shaft side figure.
Fig. 9 is key B shaft side figure.
Embodiment
See Fig. 1, Fig. 2, it is provided by the invention to improve dual-purpose lock core, including lock tube 1 and loaded on setting keyhole 201 in lock tube 1
The blade bullet that lock core 2 with locking side column 7, some and key being located at along keyhole 201 on lock core 2 and locking side column 7 coordinate
Son 5, lock core 2 is coordinated by the neck 208 on jump ring 6 and lock core 2 to be positioned in the pore 101 of lock tube 1, the pipe of the lock tube 1
The inwall of hole 101 is provided with locking side column neck 102, and the both sides on lock core 2 are respectively equipped with some and keyhole along keyhole 201
201 bullet grooves 202 communicated, the side of each bullet groove 202 are provided with return spring hole 203, bullet groove 202 and its return spring
Blade marble 5 and the return spring 4 coordinated with blade marble 5 are respectively equipped with hole 203, is located remotely from the front end of keyhole 201
Blade marble in last bullet groove 202 is switching foil pellet 13, blade marble 5 and is above respectively equipped with and locking side column
7 and the key V-shaped groove 502 and projection 501 that are engaged, switching foil pellet 13 as blade marble 5 except being provided with and locking
Outside the V-shaped groove 1302 and projection 1301 that side column 7 and key are engaged, separately it is provided with and special-shaped marble 10 on the both sides of V-shaped groove 1302
The neck 1303 being engaged；Lock core 2 is provided with locking side column groove 204 and mounting groove 205, is provided with locking side column groove 204 and passes through V
The locking side column 7 that shape side 701 is engaged with the V-shaped groove 502 of blade marble 5 and the V-shaped groove 1302 of switching foil pellet 13；Locking
Side column groove 7 is provided with groove 702, and mounting 9 is fixed on mounting groove 205, and locking side column is provided between groove 702 and mounting 9
The return spring 8 of groove 7；Lock core 2 is provided with two special-shaped marble grooves 206 communicated with keyhole 201 and is located at special-shaped marble groove
Mounting groove 207 on 206, mounting 12 is fixed with mounting groove 207, special-shaped marble is respectively equipped with two special-shaped marble grooves 206
10A, 10B, special-shaped marble 10A, 10B upper and lower side are respectively equipped with return spring hole 1001 and conical bullet 1003, special-shaped bullet
Sub- 10A, 10B side are provided with projection 1002, are provided between special-shaped marble 10A, 10B return spring hole 1001 and mounting 12
Return spring 11；Projection 501,1301 on the blade marble 5 and switching foil pellet 13 and the tartar on key 3A, 3B
302 coordinate, and the front end boss 301 of the bullet 1003 and key 3B on special-shaped marble 10 coordinates, the projection on special-shaped marble 10
1002 coordinate with the neck 1303 on switching foil pellet 13.
See Fig. 8 and Fig. 9, include key 3A and key 3B, key 3A and key with the matched key for improving dual-purpose lock core
Spoon 3B has the identical tartar being engaged with the projection 1301 on the projection 501 and switching foil pellet 13 on blade hoodle 5
302, key 3A front end are provided with the rectangle for avoiding bullet 1003 on the upper protruding block 1301 of switching foil pellet 13 and special-shaped marble 10
Breach 303 is avoided, key 3B front ends are engaged provided with boss 301 with the bullet 1003 of special-shaped marble 10.
Operation principle
1st, during original state, as shown in Fig. 2 the compression retracteding position spring 4 of switching foil pellet 13 is by convex on a special-shaped marble 10A
Block 1002 is engaged with one neck 1303 makes its positioning.
2nd, unlocked using key 3A as shown in Fig. 3,4,8, after the keyhole 201 on key 3A insertion lock cores 2, on key 3A
Avoidance breach 303 do not act on switching foil pellet 13 and special-shaped marble 10, the tartar 302 on key 3A acts on blade marble
Blade marble 5 from new arrangement, is made the V grooves 502 on pellet 5 and the V-shaped groove on switching foil pellet 13 by the projection 501 on 5
1302 in line, and for locking side column 7 under the active force of return spring 8, its V-shaped edge 701 drops into straight V grooves 502 and V
In shape groove 1302, the locking side column neck 102 of its another side disengaging disengaging lock tube 1 is retracted into the locking side column groove 204 of lock core 2
Interior, now reversing key 3A can unlock.
3rd, key 3A is extracted using key 3A lockings, rotary locking cylinder 2 to origin, pellet 5 is under the active force of return spring 4
Return, locking side column 7 overcome the active force of return spring 8 in the presence of pellet 5, stretched into the locking side column neck 102 of lock tube 1
Locking, because key 3A is not applied to switching foil pellet 13 and special-shaped marble 10, so switching foil pellet 13 still locate and
Original state（Referring to Fig. 2）.
4th, unlocked using key 3B as shown in Fig. 5,6,9, its boss 301 acts on bullet after key 3B insertion lock cores 2
1003 overcome return spring 11 to push up special-shaped marble 10, and the projection 1002 of special-shaped marble 10 departs from switching foil pellet 13
Neck 1303, while the tartar 302 on key 3B is matched somebody with somebody with the projection 501 on pellet 5 and the projection 1301 of switching foil pellet 13
Close, pellet 5 is made into the V grooves 502 on pellet 5 with turning from new arrangement in the case where keeping the position of switching foil pellet 13 motionless
In line, the V-shaped edge 701 of locking side column 7 drops into V grooves 502 and V-shaped groove 1302 the V grooves 1302 changed on blade marble 13,
Now rotation key 3B can unlock.
5th, using key 3B lockings as shown in fig. 7, during extracting key 3B, the first boss 301 by key 3B will
On the top of special-shaped marble 10, the projection 1002 on special-shaped marble 10 is kept to depart from the state of neck 1303 on switching foil pellet 13,
It is spacing due to no tartar 302, the now return under the active force of return spring 4 of switching foil pellet 13, then blade marble 5
Also the spacing return under the active force of return spring 4 of tartar 302 is departed from, locking side column 7 is in blade marble 5 and switching foil pellet
Overcome the effect of return spring 8 to be caught in the locking side column groove 102 of lock tube 1 in the presence of 13, complete locking.Switching foil pellet
After 13 returns, another neck 1303 thereon is just engaged with the projection 1002 on another special-shaped marble 10B, makes its quilt
Positioning is unable to side-to-side movement, even if can prevent non-matching key have with key 3A, 3B identical tartar, because can not be with special-shaped bullet
Projection 1002 on son 10 is engaged and can not also unlocked；Unlocked prevented also from using instrument by stirring blade marble, because work
Tool can not stir switching foil pellet 13.
5th, key 3A front ends are due to provided with breach 303 is avoided, it is left can not also to act on switching foil pellet 13 when reusing
The dynamic motion in the right side and special-shaped marble move up and down, i.e., switching foil pellet 13 can not be made to return to original state, so using key
Key 3A fails after 3B.
During finishing, key 3A gives finishing master worker and used, and key 3B is used by house-owner oneself.
Claims (4)
1. a kind of improved dual-purpose lock core, including lock tube, loaded on the lock core of keyhole and locking side column is set in lock tube, along keyhole
The blade marble that some and key and locking side column being located on lock core coordinate, it is characterized in that being located remotely from keyhole front end most
The latter blade marble is switching foil pellet, is equipped with and locking side column and key phase on blade marble and switching foil pellet
The V-shaped groove and projection of cooperation, switching foil pellet are separately provided with neck on the side of V-shaped groove；The lock core is provided with changing leaf
Special-shaped marble that is that the neck and key of piece pellet are engaged and setting return spring.
2. improved dual-purpose lock core according to claim 1, it is characterized in that the special-shaped marble lower end and side are set respectively
There are the conical bullet coordinated with the key and the projection with the neck cooperation of the switching foil pellet.
3. improved dual-purpose lock core according to claim 2, it is characterized in that the neck of the switching foil pellet is to be located at
Two of its V-shaped groove both sides, the special-shaped marble are two and are engaged respectively with two necks of the switching foil pellet.
A kind of 4. matched key of dual-purpose lock core improved as described in claim 1 or 2 or 3, it is characterized in that including the first key
With the second key, the first key and the second key are identical with being engaged with the projection on blade marble and switching foil pellet
Tartar, the front end of the first key, which is provided with, to be avoided the rectangle of switching foil pellet and special-shaped marble and avoids breach, the second key
Front end is engaged provided with boss with special-shaped marble.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710937361.2A CN107503573A (en) | 2017-09-30 | 2017-09-30 | A kind of improved dual-purpose lock core and its matched key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710937361.2A CN107503573A (en) | 2017-09-30 | 2017-09-30 | A kind of improved dual-purpose lock core and its matched key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107503573A true CN107503573A (en) | 2017-12-22 |
Family
ID=60701107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710937361.2A Pending CN107503573A (en) | 2017-09-30 | 2017-09-30 | A kind of improved dual-purpose lock core and its matched key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107503573A (en) |
Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1340134A (en) * | 1970-04-10 | 1973-12-12 | Rossetti C | Barrel lock |
| US5617750A (en) * | 1992-05-27 | 1997-04-08 | Master Locksmiths Assoc. Of Australasia Limited | Pin tumbler locks and keys therefor |
| HK1084995A1 (en) * | 2002-09-26 | 2006-08-11 | Newfrey Llc | Rekeyable lock assembly and method of operation |
| CN101974988A (en) * | 2010-11-17 | 2011-02-16 | 李杰伟 | Lock core with master and auxiliary blade structure |
| CN102518340A (en) * | 2012-01-18 | 2012-06-27 | 潘翔 | Implementing method for realizing function of using A and B keys by sheet lock cylinder |
| CN202596300U (en) * | 2012-04-10 | 2012-12-12 | 胡就辉 | Lock with decoration keys and spare keys |
| CN203239065U (en) * | 2013-02-25 | 2013-10-16 | 沈强 | Engineering lock blade and key starting device matched with same |
| CN103821410A (en) * | 2012-11-18 | 2014-05-28 | 广东金点原子制锁有限公司 | Plug blade and lock cylinder |
| CN203716648U (en) * | 2014-02-24 | 2014-07-16 | 林宏韬 | Anti-theft lock cylinder provided with blades |
| CN203867308U (en) * | 2014-05-26 | 2014-10-08 | 谭见祥 | Engineering lock capable of being safely used before and after decoration |
| CN104196348A (en) * | 2014-08-28 | 2014-12-10 | 浙江美利保锁业有限公司 | Lock assembly |
| CN204040654U (en) * | 2014-09-09 | 2014-12-24 | 王腊梅 | A kind of novel anti-theft side column lock |
| CN105386650A (en) * | 2015-12-02 | 2016-03-09 | 金华市佳恒锁业有限公司 | AB key lock |
| CN205558515U (en) * | 2015-12-31 | 2016-09-07 | 浙江忠恒锁业有限公司 | Vane lock |
| CN205935958U (en) * | 2016-05-31 | 2017-02-08 | 浙江钜士安防科技股份有限公司 | Upgrading lock of blade control side column |
| CN106555512A (en) * | 2015-09-30 | 2017-04-05 | 黄志佳 | A kind of blade lock AES and blade lock core |
| CN106703538A (en) * | 2015-08-07 | 2017-05-24 | 广东金点原子制锁有限公司 | Improved intelligent electronic-mechanical integrated lock |
| CN106948665A (en) * | 2017-05-10 | 2017-07-14 | 浙江钜士安防科技股份有限公司 | A kind of structure that lock core ABC upgradings are realized by blade time-varying code |
| CN207348623U (en) * | 2017-09-30 | 2018-05-11 | 广东金点原子安防科技股份有限公司 | A kind of improved dual-purpose lock core and its matched key |
-
2017
- 2017-09-30 CN CN201710937361.2A patent/CN107503573A/en active Pending
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1340134A (en) * | 1970-04-10 | 1973-12-12 | Rossetti C | Barrel lock |
| US5617750A (en) * | 1992-05-27 | 1997-04-08 | Master Locksmiths Assoc. Of Australasia Limited | Pin tumbler locks and keys therefor |
| HK1084995A1 (en) * | 2002-09-26 | 2006-08-11 | Newfrey Llc | Rekeyable lock assembly and method of operation |
| CN101974988A (en) * | 2010-11-17 | 2011-02-16 | 李杰伟 | Lock core with master and auxiliary blade structure |
| CN102518340A (en) * | 2012-01-18 | 2012-06-27 | 潘翔 | Implementing method for realizing function of using A and B keys by sheet lock cylinder |
| CN202596300U (en) * | 2012-04-10 | 2012-12-12 | 胡就辉 | Lock with decoration keys and spare keys |
| CN103821410A (en) * | 2012-11-18 | 2014-05-28 | 广东金点原子制锁有限公司 | Plug blade and lock cylinder |
| CN203239065U (en) * | 2013-02-25 | 2013-10-16 | 沈强 | Engineering lock blade and key starting device matched with same |
| CN203716648U (en) * | 2014-02-24 | 2014-07-16 | 林宏韬 | Anti-theft lock cylinder provided with blades |
| CN203867308U (en) * | 2014-05-26 | 2014-10-08 | 谭见祥 | Engineering lock capable of being safely used before and after decoration |
| CN104196348A (en) * | 2014-08-28 | 2014-12-10 | 浙江美利保锁业有限公司 | Lock assembly |
| CN204040654U (en) * | 2014-09-09 | 2014-12-24 | 王腊梅 | A kind of novel anti-theft side column lock |
| CN106703538A (en) * | 2015-08-07 | 2017-05-24 | 广东金点原子制锁有限公司 | Improved intelligent electronic-mechanical integrated lock |
| CN106555512A (en) * | 2015-09-30 | 2017-04-05 | 黄志佳 | A kind of blade lock AES and blade lock core |
| CN105386650A (en) * | 2015-12-02 | 2016-03-09 | 金华市佳恒锁业有限公司 | AB key lock |
| CN205558515U (en) * | 2015-12-31 | 2016-09-07 | 浙江忠恒锁业有限公司 | Vane lock |
| CN205935958U (en) * | 2016-05-31 | 2017-02-08 | 浙江钜士安防科技股份有限公司 | Upgrading lock of blade control side column |
| CN106948665A (en) * | 2017-05-10 | 2017-07-14 | 浙江钜士安防科技股份有限公司 | A kind of structure that lock core ABC upgradings are realized by blade time-varying code |
| CN207348623U (en) * | 2017-09-30 | 2018-05-11 | 广东金点原子安防科技股份有限公司 | A kind of improved dual-purpose lock core and its matched key |
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