CN101265764B - Lock head adopting vane spring idle rotation lock master structure and the key thereof - Google Patents

Lock head adopting vane spring idle rotation lock master structure and the key thereof Download PDF

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Publication number
CN101265764B
CN101265764B CN2008100311965A CN200810031196A CN101265764B CN 101265764 B CN101265764 B CN 101265764B CN 2008100311965 A CN2008100311965 A CN 2008100311965A CN 200810031196 A CN200810031196 A CN 200810031196A CN 101265764 B CN101265764 B CN 101265764B
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locking
lock
column
lock core
key
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CN2008100311965A
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CN101265764A (en
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雷先鸣
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雷先鸣
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Abstract

The invention discloses a lock with a leaf pin idling lock core structure, which comprises a front lock core in the lock body. A plurality of leaf pins are arranged along the axis on the front lock core, locking side posts matching with a V-shaped groove on the leaf pins are arranged in the locking side post grooves thereon, step-shaped grooves are provided on the locking side post, clamping plates and fixing parts matching with the step-shaped groove on the locking side post are arranged in the upper part of the locking side post. A radial return spring of the locking side post is arranged between the fixing parts and the locking side posts. The middle part on one side of the leaf pin is provided with a protruding part matching with the boss with the bits on the key. Only one side of the key is provided with the boss of a thinner thickness. The lock of the invention has simple structure, less components and easy processing, and is capable of preventing a thicker tool from being inserted in a lock hole for violent unlocking.

Description

A kind of tapered end and key with adopting vane spring idle rotation lock master structure
Technical field
The invention belongs to mechanical lock, relate to a kind of tapered end and key with adopting vane spring idle rotation lock master structure.
Background technology
Chinese patent ZL200710035717.X document discloses the tapered end that a kind of lock core can dally.This tapered end comprises the lock core in lock body, the lock body, lock core and rear lock core before lock core is divided into, be provided with the locking side column and the sliding shoe that can match in the locking side column groove on the preceding lock core with v-depression on the lock core marble, be respectively equipped with the projection (groove) and the groove (projection) that can cooperate on sliding shoe and the locking side column, be provided with the locking side column back-moving spring between locking side column and the sliding shoe, between the end wall of sliding shoe and locking side column groove, be provided with the sliding shoe back-moving spring; With the corresponding lock pin chute that is provided with of locking side column groove of preceding lock core, the lock pin chute has an end wall at the afterbody of rear lock core on rear lock core, places lock pin in the lock pin chute, and the lock pin back-moving spring is set between end wall in the lock pin chute and the lock pin; The elasticity of lock pin back-moving spring is greater than the sliding shoe back-moving spring; Have at least one to adopt the inclined-plane to contact in lock pin or the locking side column groove with another; Be provided with the step that is used for the rear lock core stop bit at the lock body afterbody, on this step with the corresponding breach that has of the lock pin chute on the rear lock core, lock pin can match with this breach, also be provided with the spacing breach of restriction rear lock core rotational angle on this step, the afterbody of rear lock core is provided with the projection that matches with lock body afterbody upper limit breach.Because the preceding lock core of this tapered end can dally, external force can't act on lock body or rear lock core by preceding lock core, and the reasonable brute force that solved is unblanked and a destructive difficult problem of unblanking.Unblank very effective to preventing violent tool sled twistlock core.But find that in manufacture process also there are some problems in this tapered end: mainly be that structure is complicated, component are more, and processing time consuming, machining accuracy are difficult to guarantee that cost is higher.
In the existing lock, also has a kind of key that adopts the two sides all to be milled with identical tartar, the thickness of this key is bigger, so the lockhole on the tapered end is corresponding bigger, and this just can utilize the instrument that size is thicker and strength ratio is higher to insert the chance that the realization violence is unblanked in the lockhole for the lawless person provides.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, provide a kind of structure simpler, tapered end with adopting vane spring idle rotation lock master structure and key that safety is higher.
Tapered end of the present invention, comprise the preceding lock core in the lock body, preceding lock core upper edge axis is provided with some blade marbles, be provided with the locking side column that can match in the locking side column groove on the preceding lock core with v-depression on the blade marble, locking side column is provided with step-like groove, the top of locking side column groove is provided with and locking side column card and the fixed part that the scalariform groove matches of appearing on the stage, between fixed part and locking side column, be provided with radially back-moving spring of locking side column, between the end wall of locking side column and locking side column groove, be provided with the axial back-moving spring of locking side column, a side of described blade marble be provided with can with the protuberance that matches with the boss of tartar on the key.
Described fixed part both can be a lock core upper stop piece before being embedded in, and also can be the sleeve on the lock core before being enclosed within.
With the supporting key of tapered end of the present invention, comprise a spoon sheet, on a face of spoon sheet, be provided with boss, two sidewalls of boss are provided with tartar.
The relative prior art of the present invention, cancelled sliding shoe, only kept locking side column, by matching with card on the preceding lock core in that step-like groove is set on the locking side column, reaching the control locking side column is unblanking or axially-movable during blocking, realize the clutch of front and back lock core, lock core can dally before making.This structure makes lock head structure simpler, and component reduce, and easier processing can further reduce cost.Again because the key that adopted has only one side to be provided with boss, and its thickness can reduce, make corresponding the reducing of lockhole of tapered end, can prevent to utilize size is thicker and strength ratio is higher instrument to insert the lockhole violence and unblank, the safety of lock is improved.
Further specify technical solution of the present invention below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is that the A-A of Fig. 1 is to view.
Fig. 3 is the partial top view of Fig. 1.
Fig. 4 is the left view of Fig. 1.
Fig. 5 is the different user mode schematic diagrames of Fig. 1.
Fig. 6 is that the B-B of Fig. 5 is to view.
Fig. 7 is the partial top view of Fig. 5.
The different fixing block diagram on the top of lock core locking side column groove before Fig. 8 is provided in a side of.
Fig. 9 is the schematic diagram that key of the present invention matches with blade marble.
The specific embodiment
See Fig. 1 to Fig. 4, tapered end of the present invention, comprise lock body 2, lock core in the lock body 2, lock core 1 and rear lock core 14 before lock core is divided into, before lock core upper edge axis to be provided with some be one group blade marble group by two blade marbles 15, be provided with the locking side column 6 that can match in the locking side column groove on the preceding lock core 1 with v-depression on the blade marble 16, locking side column 6 is provided with step-like groove 7, the top of locking side column groove is provided with and locking side column card 8 and the fixed part that scalariform groove 7 matches of appearing on the stage, sleeve 3 before fixed part adopts and is enclosed within on the lock core, be provided with radially back-moving spring 5 of locking side column between sleeve 3 and the locking side column 6, between the end wall of locking side column 6 and locking side column groove, be provided with the axial back-moving spring 4 of locking side column; On rear lock core 14 with the corresponding lock pin chute 13 that is provided with of locking side column groove in the preceding lock core 1, lock pin chute 13 has an end wall 12 at the afterbody of rear lock core, place lock pin 9 in the lock pin chute 13, between end wall 12 in lock pin chute 13 and the lock pin 9 lock pin back-moving spring 10 is set; The elasticity of lock pin back-moving spring 10 is greater than the axial back-moving spring 4 of locking side column; Lock pin 9 adopts inclined-plane 19 (referring to Fig. 2) to contact with the locking side column cell wall; Be provided with step 20 at lock body 2 afterbodys with rear lock core 14 stop bits, on the step 20 with the lock pin chute 13 corresponding breach 11 of opening, lock pin 9 in the lock pin chute 13 can match with this breach 11, on this step 20, also be provided with the spacing breach 21 of restriction rear lock core 14 rotational angles, the afterbody of rear lock core 14 is provided with the projection 22 that matches with lock body 2 afterbody upper limit breach 21, the downside of blade marble 15 is provided with the protuberance 18 that can match with the boss 24 of band tartar on the key spoon sheet 23, is provided with blade marble back-moving spring 17 (referring to Fig. 9) in the preceding lock core 1.
Described fixed part also can adopt the catch 3 ' on the lock core before being embedded in, as shown in Figure 8.
See Fig. 9 with the key that tapered end of the present invention is supporting, comprise spoon sheet 23, be provided with boss 24 on a face of spoon sheet 23, two sidewalls 25 of boss 24 are provided with tartar.
The operating principle of tapered end of the present invention: locking states is seen Fig. 5, Fig. 6, and card 8 is positioned at getting out of a predicament or an embarrassing situation of locking side column 6 upper grooves 7.When unblanking, see Fig. 1, insert key, tartar on the spoon sheet 23 convex platform two sides 25 matches with the protuberance 18 on the blade marble, respectively organize the V-shaped groove alignment on the blade marble before forcing in the lock core 1, while locking side column radially back-moving spring 5 makes radially inwardly motion of locking side column 6, card 8 is positioned at topping bar of locking side column 6 upper grooves 7, locking side column 6 can axially-movable, locking side column groove before the preceding lock core 1 of rotation aligns the lock pin 9 in the rear lock core 12 in the lock core 1, because the elasticity of lock pin back-moving spring 10 is greater than the axial back-moving spring 4 of locking side column, lock pin 9 with the locking side column in the locking side column groove 6 in sinciput is gone forward side by side the locking side column groove, at this moment front and back lock core 1,14 fuse by lock pin 9, and preceding lock core 1 relative rear lock core 14 can not dally; During locking, earlier preceding lock core 1 is rotated an angle, see Fig. 7, because lock pin 9 adopts inclined-plane 19 to contact (referring to Fig. 3) with the locking side column cell wall, the locking side column cell wall forces in the lock pin 9 withdrawal rear lock cores 14, locking side column 6 axially resets, at this moment card 8 aligns with locking side column 6 getting out of a predicament or an embarrassing situation of upper groove 7, extract key out, see Fig. 5, Fig. 6, blade marble 15 lack of alignment, v-depression 16 on the blade marble forces locking side column 6 radially outward to be moved, and card 8 enters and makes locking side column 6 location in the getting out of a predicament or an embarrassing situation of locking side column 6 upper grooves 7, and at this moment locking side column 6 just is in front and back two lock cores 1 with the end face that contacts between the lock pin 9,14 interface, preceding lock core 1 relative rear lock core 14 can relatively rotate, and realizes idle running.

Claims (3)

1. tapered end with adopting vane spring idle rotation lock master structure, comprise the preceding lock core in the lock body, preceding lock core upper edge axis is provided with some blade marbles, be provided with the locking side column that can match in the locking side column groove before it is characterized in that on the lock core with v-depression on the blade marble, locking side column is provided with step-like groove, the top of locking side column groove is provided with and locking side column card and the fixed part that the scalariform groove matches of appearing on the stage, between fixed part and locking side column, be provided with radially back-moving spring of locking side column, between the end wall of locking side column and locking side column groove, be provided with the axial back-moving spring of locking side column, a side of described blade marble be provided with can with the protuberance that matches with the boss of tartar on the key.
2. the tapered end with adopting vane spring idle rotation lock master structure according to claim 1 is characterized in that described fixed part, is lock core upper stop piece before being embedded in, or the sleeve on the lock core before being enclosed within.
One kind with the supporting key of the described tapered end of claim 1, comprise a spoon sheet, it is characterized in that on a face of spoon sheet, being provided with boss, two sidewalls of boss are provided with tartar.
CN2008100311965A 2008-05-05 2008-05-05 Lock head adopting vane spring idle rotation lock master structure and the key thereof Active CN101265764B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2008100311965A CN101265764B (en) 2008-05-05 2008-05-05 Lock head adopting vane spring idle rotation lock master structure and the key thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2008100311965A CN101265764B (en) 2008-05-05 2008-05-05 Lock head adopting vane spring idle rotation lock master structure and the key thereof

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CN101265764A CN101265764A (en) 2008-09-17
CN101265764B true CN101265764B (en) 2010-12-01

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4407147A (en) * 1980-12-22 1983-10-04 Supra Products, Inc. Peripheral key tumbler lock
CN2700478Y (en) * 2004-06-21 2005-05-18 周章东 Key
CN100999959A (en) * 2007-01-08 2007-07-18 雷先鸣 Master clutch structure for master capable of idling of cylindex lock
CN201033971Y (en) * 2007-06-04 2008-03-12 骆国基 Double-sided key idle-run tapered end
CN201326303Y (en) * 2008-05-05 2009-10-14 雷先鸣 Locking cam with blade tumbler idling lock core structure and key

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4407147A (en) * 1980-12-22 1983-10-04 Supra Products, Inc. Peripheral key tumbler lock
CN2700478Y (en) * 2004-06-21 2005-05-18 周章东 Key
CN100999959A (en) * 2007-01-08 2007-07-18 雷先鸣 Master clutch structure for master capable of idling of cylindex lock
CN201033971Y (en) * 2007-06-04 2008-03-12 骆国基 Double-sided key idle-run tapered end
CN201326303Y (en) * 2008-05-05 2009-10-14 雷先鸣 Locking cam with blade tumbler idling lock core structure and key

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EE01 Entry into force of recordation of patent licensing contract

Assignee: Zhongshan Gold Atom Lock Manufacture Co., Ltd.

Assignor: Lei Xianming

Contract record no.: 2011440000984

Denomination of invention: Lock head adopting vane spring idle rotation lock master structure and the key thereof

Granted publication date: 20101201

License type: Exclusive License

Open date: 20080917

Record date: 20110905