CN201158970Y

CN201158970Y - No-load operation structure of spring lock core

Info

Publication number: CN201158970Y
Application number: CNU2007200645825U
Authority: CN
Inventors: 雷先鸣
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-09-26
Filing date: 2007-09-26
Publication date: 2008-12-03
Anticipated expiration: 2017-09-26

Abstract

The utility model discloses a free-wheeling mechanism of a spring lock cylinder, wherein the lock cylinder is divided into a front lock cylinder and a rear lock cylinder, a locking side column which can be matched with a slot which is arranged on a lock cylinder spring (a vane) is arranged in a locking side column slot on the front lock cylinder, a notch which can be matched with the lock cylinder spring (a vane) is arranged on the locking side column, a locking side column offsetting spring is arranged between the end walls of the locking side column and the locking side column slot, a lockpin sliding slot which is corresponding to the locking side column slot of the front lock cylinder is arranged on the rear lock cylinder, a lockpin is arranged in the lockpin sliding slot, a lockpin offsetting spring is arranged between the end wall and the lockpin in the lockpin sliding slot, the elasticity of the lockpin offsetting spring is higher (lower) than the locking side column offsetting spring, and at least one of the lockpin (locking side column) or a locking side column slot wall (a lockpin sliding slot wall) is contacted with the other one through adopting an oblique plane. The utility model has the advantages of simple structure, fastness, strong reliability, and good effect of preventing locks from being prized by force tools.

Description

A kind of idling structure of lock cylinder

Technical field

The utility model belongs to mechanical lock, is specifically related to a kind of lock cylinder or blade lock core can be done 360 ° of rotations with respect to the lock body of lock core when lock cuts out idling structure.

Background technology

At present, a kind of mechanical lock that adopts the locking of side column structure is arranged, wherein some lock core lock body with respect to lock core when lock cuts out can not dally by 360 degree, and the anti-technical opening ability of this lock is strong, but the ability that anti-violence sled is turned round is relatively poor.A part of in addition lock core can be done 360 ° idle running with respect to the lock body of lock core when lock cuts out.It is a turning set is set between traditional lock core and lock body and forms three layer construction, utilizes the pellet shot from a slingshot that is located on the turning set can be respectively and lock core and the lock body incompatible realization Lock cylinder idling that matches.Though this lock can prevent violent tool sled twistlock core, has the structure more complicated, processing technology is loaded down with trivial details, and cost of production is higher, and must strengthen the deficiency of lock body diameter.

The utility model content

The purpose of this utility model is at above-mentioned two kinds of situations, the idling structure of a kind of pellet shot from a slingshot (blade) lock core is provided, this structure can allow the lock core structure that can not dally upgrade to the lock core structure that can dally, accomplish that effectively anti-violence sled turns on lock, allow and accomplish that structure that lock core can the dally idling structure that becomes is simpler, because adopt the lock of this idling structure lock core need not strengthen the lock body diameter, can prevent effectively that violent tool sled twistlock core from unblanking.

The utility model purpose is achieved in that the idling structure of pellet shot from a slingshot (blade) lock core, comprise the lock core in the lock body, lock core and rear lock core before lock core is divided into, be provided with the locking side column that can match in the locking side column groove on the preceding lock core with lock core marble (blade) upper groove, locking side column is provided with the breach that can match with lock core marble (blade), is provided with the locking side column back-moving spring between the end wall of locking side column and locking side column groove; 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 locking side column groove of preceding lock core; The elasticity of lock pin back-moving spring has at least one to adopt the inclined-plane to contact with another greater than the locking side column back-moving spring in lock pin or the locking side column cell wall; Perhaps the elasticity of lock pin back-moving spring has at least one to adopt the inclined-plane to contact with another less than the locking side column back-moving spring in locking side column or the lock pin runner wall.

Characteristics of the present utility model are to adopt former and later two lock cores, utilize lock pin in the rear lock core and the locking side column in the preceding lock core and pellet shot from a slingshot (blade) under different conditions, to cooperate the axially-movable of controlling locking side column, front and back lock core can be fused or separate, thus before reaching lock core rear lock core and lock body are done 360 ° idle running relatively when locking.The required component of this structure are few, and are simple in structure, firm, good reliability.Adopt the lock of the utility model Lock cylinder idling structure,, 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.Make external force act on lock body or rear lock core, thereby thoroughly solved powerful unblanking and a destructive difficult problem of unblanking, further improved the theftproof performance of lock by preceding lock core.

Further specify technical solutions of the utility model below in conjunction with accompanying drawing.

Description of drawings

Fig. 1 is that an example structure of the present utility model reaches the schematic diagram of using on cylinder lock.

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 the partial top view of Fig. 5.

Fig. 7 is the structural representation of another embodiment of the utility model.

Fig. 8 is the partial top view of Fig. 7.

Fig. 9 is the different user mode schematic diagrames of Fig. 7.

Figure 10 is the partial top view of Fig. 9.

Figure 11 is the utility model is locked application at blade a schematic diagram.

Figure 12 is that the B-B of Figure 11 is to view.

Figure 13 is the different user mode schematic diagrames of Figure 12.

Figure 14, Figure 16 are respectively the schematic diagrames of homology functor and corresponding locking side column not.

Figure 15, Figure 17 are respectively the vertical views of Figure 14, Figure 16.

Figure 18, Figure 20, Figure 21, Figure 22, Figure 23 are respectively the schematic diagrames of different blades and corresponding locking side column.

Figure 19, Figure 24 are respectively the vertical views of Figure 18, Figure 23.

The specific embodiment

An embodiment of the present utility model sees Fig. 1 to Fig. 3, comprise the lock core in the lock body, lock core 1 and rear lock core 10 before lock core is divided into, be provided with the locking side column 6 that can match in the locking side column groove 13 on the preceding lock core 1 with lock core marble 3 upper grooves 4, locking side column 6 is provided with the breach 5 that can match with lock core marble 3, is provided with locking side column back-moving spring 2 between the end wall of locking side column 6 and locking side column groove 13; On rear lock core 10,, place lock pins 7 in the lock pin chute 12, between end wall 11 in the lock pin chute and the lock pin 7 lock pin back-moving spring 8 is set with the locking side column groove 13 corresponding lock pin chutes 12 that are provided with of preceding lock core 1; The elasticity of lock pin back-moving spring 8 is greater than locking side column back-moving spring 2, and lock pin 7 adopts inclined-plane 16a to contact (perhaps the cell wall of locking side column groove adopts the inclined-plane to contact with lock pin) with the cell wall of locking side column groove 13.

Fig. 1 is the application of the utility model on cylinder lock to tapered end shown in Figure 4.Be provided with step 9 at lock body 15 afterbodys of tapered end with rear lock core 10 stop bits, on the step 9 with the lock pin chute 12 corresponding breach 17 of opening, lock pin 7 in the lock pin chute 12 can match with this breach 17, also be provided with the spacing breach 19 of restriction rear lock core 10 rotational angles on this step 9, the afterbody of rear lock core 10 is provided with the projection 18 that matches with lock body 15 afterbody upper limit breach 19.

Idle running principle of the present utility model: the state before unblanking is seen Fig. 5, and preceding lock core 1 lock body 15 and rear lock core 10 is relatively done 360 ° of idle running; When unblanking (referring to Fig. 1), insertion key 14 makes in the lock core and moves up and down in the breach 5 of each pellet shot from a slingshot 3 on locking side column 6, the groove of arranging on lock core marble 34 is parallel with locking side column groove 13 both sides in order, groove 4 forms a straight line passage, the beeline channel that locking side column 6 forms by groove 4 can be along 13 axially-movables of locking side column groove, locking side column groove 13 before the preceding lock core 1 of rotation aligns the lock pin 7 in the rear lock core 10 in the lock core 1, because the elasticity of lock pin back-moving spring 8 is greater than locking side column spring 2, lock pin 7 with locking side column 6 in sinciput is gone forward side by side locking side column groove 13, at this moment front and back lock

core

1,10 fuse by lock pin 7, preceding lock core 1 relative rear lock core 10 can not dally, and can unblank; During locking, earlier preceding lock core 1 is rotated an angle (referring to Fig. 6), because lock pin 7 adopts inclined-plane 16a to contact (referring to Fig. 3) with locking side column groove 13a wall, locking side column cell wall 13a forces in the lock pin 7 withdrawal rear lock cores 10, make between locking side column 6 and the lock pin 7 contact end face just be in before and after two

lock cores

1,10 interface, simultaneously, breach 5 on the locking side column 6 aligns with pellet shot from a slingshot 3, pellet shot from a slingshot 3 can move up and down in the breach on the locking side column 65, extract key 14 out, 3 one-tenth lack of alignment of pellet shot from a slingshot, the groove 4 on it is upset, locking side column 6 is simultaneously by the stuck location of pellet shot from a slingshot, when lock is got back to locking shown in Figure 5 again before the lock core state that can dally; Lock pin 7 on the rear lock core 10 matches with breach on the lock body 4 rear end steps 9, can play the effect that rear lock core 10 and lock body 4 is connected as a single entity and locatees; The angular range that rear lock core 10 rotates matches definite by the projection on it 18 with spacing breach 19 on the lock body rear end.

Another embodiment of the present utility model sees Fig. 7, Fig. 8, with the difference of previous embodiment be the elasticity of lock pin back-moving spring 8 less than locking side column back-moving spring 2, the lock pin runner wall adopts inclined-plane 16b to contact (perhaps locking side column employing inclined-plane contacts with the lock pin runner wall) with locking side column 6.

The operating principle of this structure is same as the previously described embodiments, only utilizes locking side column 6 to stretch into front and back lock core to be fused in the rear lock core.When unblanking (referring to Fig. 7, Fig. 8), because the elasticity of lock pin back-moving spring 8 is less than locking side column back-moving spring 2, in sinciput was gone forward side by side the lock pin chute, at this moment front and back lock core fused by locking side column 6 locking side column 6 with the lock pin in the rear lock core 7, and the relative rear lock core of preceding lock core can not dally; During locking (referring to Fig. 9, Figure 10), earlier preceding lock core 1 is rotated an angle (referring to Figure 10), because the lock pin runner wall adopts inclined-plane 16b to contact (referring to Fig. 8) with locking side column 6, the lock pin runner wall forces in the preceding lock core 1 of locking side column 6 withdrawals, make between locking side column 6 and the lock pin 7 contact end face just be in before and after the interface of two

lock cores

1,10, preceding lock core 1 relative rear lock core 10 and lock body 15 can relatively rotate, and realize 360 ° of idle running.

Figure 11 is the application that the utility model is locked at blade to tapered end shown in Figure 13.The idling structure of this tapered end lock core and operating principle and tapered end shown in Figure 1 are identical.Slightly different is that what the blade lock adopted is that blade 20 cooperates with locking side column 6.Lock among Figure 12 is in unlocking condition, after inserting key, groove on the blade 20 is in the position of matching with locking side column 6, locking side column 6 can axially move by the groove on the blade 20, and by lock core 1 before lock pin 7 connections of rear lock core 10, preceding lock core 1 fuses with rear lock core 10, realizes unblanking; Blocking as shown in figure 13, rotational lock core, after extracting key, groove on the blade 20 and locking side column 6 are in the position that does not match, breach on blade 20 and the locking side column 6 matches merging with locking side column 6 location at this moment, at this moment preceding lock core 1 relative rear lock core 10 can relatively rotate, and realizes 360 ° of idle running.

Suitable various cylinder locks of the utility model lock core clutch structure and blade lock.Pellet shot from a slingshot 3 and blade 20 that Figure 14 to Figure 24 has only enumerated partial shape reach the locking side column 6 that matches with them, and pellet shot from a slingshot 3 can adopt different groove 4 to match with locking side column 6 with blade 20.

Claims

1, a kind of idling structure of lock cylinder, comprise the lock core in the lock body, it is characterized in that lock core is divided into preceding lock core and rear lock core, be provided with the locking side column that can match in the locking side column groove on the preceding lock core with lock core marble or blade upper groove, locking side column is provided with the breach that can match with lock core marble or blade, is provided with the locking side column back-moving spring between the end wall of locking side column and locking side column groove; 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 locking side column groove of preceding lock core; The elasticity of lock pin back-moving spring has at least one to adopt the inclined-plane to contact with another greater than the locking side column back-moving spring in lock pin or the locking side column cell wall; Perhaps the elasticity of lock pin back-moving spring has at least one to adopt the inclined-plane to contact with another less than the locking side column back-moving spring in locking side column or the lock pin runner wall.