CN101139880A

CN101139880A - Spring (lamina) lock pin coupling structure capable of idle running

Info

Publication number: CN101139880A
Application number: CNA2007100359902A
Authority: CN
Inventors: 雷先鸣
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-10-30
Filing date: 2007-10-30
Publication date: 2008-03-12

Abstract

The invention discloses a lock core clutch structure with its night (vane) lock core capable of idling, which comprises a lock body and a lock core inside the lock body. The lock core is composed of a front lock core and a rear lock core; the front lock core is provided with a side lock bar capable of fitting with V-shaped slots on lock core bullets (vanes) as well as a slider runner communicated with the slot on the side lock bar; the slider runner is positioned with a slider; a side lock bar resetting spring is arranged between the slider and the side lock bar along the radial direction of the lock core; however, one of them contacts with the other one along the axial direction of the lock core shaft by using a bevel; a latch pin runner is arranged accordingly inside the slider runner on the rear lock core and the front lock core and the latch pin runner is internally positioned with a latch pin; a latch pin resetting spring is arranged between the end wall and the latch pin inside the latch pin runner. The invention is able to reduce the axial contacting friction between the slider and the side lock bar, so that components can move more flexibly to improve lock utilization effects.

Description

The lock core clutch structure that a kind of pellet shot from a slingshot (blade) lock pin can dally

Technical field

The invention belongs to mechanical lock, relate to the lock core clutch structure that a kind of pellet shot from a slingshot (blade) lock pin can dally.

Background technology

At present, the lock core clutch structure (seeing Chinese patent application No. 200710034226.3) that has a kind of lock core that is used for cylinder lock and blade lock to dally.Relative rear lock core of lock core and lock body were done the idle running of 360 degree before tapered end adopted when can be implemented in locking after this lock core clutch structure, thereby reached effectively anti-skilled unlocking and sled twistlock core.But owing to all adopt the inclined-plane contact between sliding shoe and the locking side column in this structure,, make the component motion not too flexible, influence the result of use of locking so friction is bigger.

Summary of the invention

The objective of the invention is at above-mentioned situation, a kind of pellet shot from a slingshot (blade) lock core clutch structure that lock pin can dally is provided.This architecture advances the way of contact between sliding shoe and the locking side column, reduced friction, improved the result of use of lock.

The present invention seeks to realize like this: the lock core clutch structure that pellet shot from a slingshot (blade) lock pin can dally comprises the lock core in lock body, the lock body, lock core and rear lock core before lock core is divided into, on preceding lock core, be provided with and go up the locking side column that V-shaped groove matches with lock core marble (blade), on preceding lock core, be provided with the slide block chute that communicates with the locking side column groove, in the slide block chute, be provided with slide block, radially be provided with the locking side column back-moving spring along lock core between slide block and the locking side column, and both adopt the inclined-plane to contact with another along lock core shaft to one of them; On rear lock core,, place lock pin in the lock pin chute, the lock pin back-moving spring is set between end wall in the lock pin chute and the lock pin with the corresponding lock pin chute that is provided with of preceding lock core top shoe chute.

In the described technical scheme, make progress along lock core shaft between slide block and the locking side column, wherein locking side column adopts the inclined-plane to contact with slide block, and perhaps slide block adopts the inclined-plane to contact with locking side column.

The clutch principle of this lock core clutch structure: during locking, lock core marble (blade) makes locking side column radially outward move along lock core, locking side column forces slide block outwards motion vertically, and lock pin pushed up back in the rear lock core, make the contact surface of slide block and lock pin just be in before and after the interface of two lock cores, the preceding relative rear lock core of lock core can relatively rotate, and realizes idle running; When inserting key unlocking, locking side column matches with V-shaped groove on the lock core marble (blade) and radially inwardly moves along lock core, under the effect of lock pin back-moving spring, lock pin and slide block together along lock core shaft to inwardly moving, the contact surface of slide block and lock pin returns in the preceding lock core, at this moment front and back lock core fuses by lock pin, and the relative rear lock core of preceding lock core can not dally.

Lock core clutch structure of the present invention can adapt to all cylinder lock and blade spring locks of adopting locking side column locking lock core.If the corresponding breach of opening with the lock pin chute can match lock pin with this breach on the lock body afterbody is used for the step of rear lock core stop bit, just constituted the tapered end that lock core can dally.

The present invention is owing to radially be provided with the locking side column back-moving spring between slide block and locking side column, and contact with another on axial one of them employing inclined-plane, can reduce contact friction between the two, make the component motion more flexible, improve the result of use of lock.Adopt the lock of lock core clutch structure of the present invention,, can only drive preceding Lock cylinder idling behind the insertion lock core, the rear lock core that is fixed with sword iron is rotated if use non-matching key to unblank.External force can't be unblanked and a destructive difficult problem of unblanking thereby solved brute force completely by acting on lock body or rear lock core before the lock core, further improved the theftproof performance of lock.

Further specify technical solution of the present invention below in conjunction with accompanying drawing.

Description of drawings

Fig. 1 is that structure of the present invention reaches the schematic diagram of using on cylinder lock.

Fig. 2 is the A-A sectional view of Fig. 1.

Fig. 3 is the left view of Fig. 1.

Fig. 4 be locking side column with slide block between adopt different inclined-plane contact schematic diagrames.

Fig. 5, Fig. 6 are respectively the different user mode schematic diagrames of Fig. 1, Fig. 2.

Fig. 7 is the present invention locks application at blade a schematic diagram.

Fig. 8 is the B-B sectional view of Fig. 7.

Fig. 9, Figure 10 are respectively the different user mode schematic diagrames of Fig. 7, Fig. 8.

The specific embodiment

See Fig. 1, Fig. 2, the lock core clutch structure that pellet shot from a slingshot (blade) lock pin can dally comprises the lock core in lock body 2, the lock body 2, lock core 1 and rear lock core 13 before lock core is divided into, be provided with the locking side column 4 that can match on the preceding lock core 1 with V-shaped groove 16 on the lock core marble 7, on preceding lock core 1, be provided with the slide block chute 6 that communicates with locking side column groove 14, in slide block chute 6, be provided with slide block 3, radially be provided with locking side column back-moving spring 5 along lock core between slide block 3 and the locking side column 4, and both adopt inclined-plane 41 to contact with slide block 3 along lock core shaft to locking side column 4; On rear lock core 13,, place lock pin 9 in the lock pin chute 12, between end wall in lock pin chute 12 and the lock pin 9 lock pin back-moving spring 11 is set with the preceding lock core 1 top shoe chute 6 corresponding lock pin chutes 12 that are provided with.

As shown in Figure 4, also can be that slide block 3 adopts inclined-plane 31 to contact with locking side column 4.

Fig. 1 is the application of lock core clutch structure of the present invention on the cylinder lock of existing deckle post with lock to tapered end shown in Figure 3, and the concrete structure of this lock can be referring to the ZL99115581.5 patent documentation.During application, on being used for the step 10 of rear lock core 13 stop bits, lock body 2 afterbodys of tapered end, the lock pin 9 in the lock pin chute 12 can be matched with this breach 101 with the lock pin chute 12 corresponding breach 101 of opening.

State when unblanking is seen Fig. 1, Fig. 2, lock core 1 before key 15 inserts, V-shaped groove 16 alignment on the lock core marble 7 before making in the lock core 1, locking side column 4 is in the effect lower edge of back-moving spring 5 lock core radially inwardly stretches into V-shaped groove 16 on the lock core marble 7, lock pin 9 and slide block 3 in the effect lower edge of lock pin back-moving spring 11 lock core shaft to inside motion, position before both contact surfaces 8 are in the lock core 1, and the end of lock pin 9 be in lock body afterbody step 10 on the position that is separated of breach 101, at this moment, preceding lock core 1 fuses by lock pin 9 and rear lock core 13, can rotate relative to lock body 2.

State during locking is seen Fig. 5, Fig. 6, V-shaped groove on the preceding lock core 1 internal cylinder pellet shot from a slingshot is out-of-line, locking side column is radially outward backed down along lock core by lock core marble, slide block that contacts with the locking side column inclined-plane and lock pin overcome the lock pin back-moving spring along lock core shaft to outwards moving, both contact surfaces 8 are in and front and back two lock cores 1, the position that 13 contact surfaces 17 overlap, and the end of lock pin is in the position of matching with breach on the lock body afterbody step, at this moment, preceding lock core 1 relative rear lock core 13 can dally, rear lock core fuses and can not rotate by lock pin and lock body, and lock can not be opened.

Fig. 7, tapered end shown in Figure 8 are the application that lock core clutch structure of the present invention is locked at the blade of existing deckle post with lock, and the concrete structure of this lock can be referring to the ZL01240177.3 patent documentation.The lock core clutch structure of this tapered end and operating principle and Fig. 1 are identical to tapered end shown in Figure 3.Slightly different is, what the blade lock adopted is blade 18, is provided with V-shaped groove 19 in a side of blade 18, lock among the figure is in unlocking condition, after inserting key, V-shaped groove 19 places of blade one side in a straight line, locking side column is in the position of matching with V-shaped groove 19 on the blade 18.Blocking is seen Fig. 9, Figure 10, and the V-shaped groove of blade one side is out-of-line, and locking side column is in the position that can not match with the V-shaped groove on the blade.

Claims

1. a pellet shot from a slingshot (blade) the lock pin lock core clutch structure that can dally, comprise lock body, lock core in the lock body, lock core and rear lock core before lock core is divided into, on preceding lock core, be provided with and go up the locking side column that V-shaped groove matches with lock core marble (blade), on preceding lock core, be provided with the slide block chute that communicates with the locking side column groove, in the slide block chute, be provided with slide block, on rear lock core with the corresponding lock pin chute that is provided with of preceding lock core top shoe chute, place lock pin in the lock pin chute, the lock pin back-moving spring is set between end wall in the lock pin chute and the lock pin, it is characterized in that radially being provided with the locking side column back-moving spring along lock core between described slide block and the locking side column, and both adopt the inclined-plane to contact with another along lock core shaft to one of them.

2. the lock core clutch structure that pellet shot from a slingshot according to claim 1 (blade) lock pin can dally, it is characterized in that making progress along lock core shaft between slide block and the locking side column, wherein locking side column adopts the inclined-plane to contact with slide block, and perhaps slide block adopts the inclined-plane to contact with locking side column.