CN2806678Y

CN2806678Y - Lock cylinder

Info

Publication number: CN2806678Y
Application number: CN 200520061925
Authority: CN
Inventors: 李其标
Original assignee: JIXIN LOCK BARRLES CO Ltd
Current assignee: JIXIN LOCK BARRLES CO Ltd
Priority date: 2005-07-21
Filing date: 2005-07-21
Publication date: 2006-08-16
Anticipated expiration: 2015-07-21

Abstract

The utility model discloses a lock core, which comprises a lock casing, a lock liner and a key, wherein the positive direction of the lock casing and the lock liner is provided with sealing beads, front side pressure springs, flat beads and front side marbles. The utility model is characterized in that the side direction of the lock casing and the lock liner is provided with a side locking device which comprises side bead pressure springs, side marbles, pressure springs of a transverse sheet, and the transverse sheet; the side bead pressure springs and the side marbles are arranged in a side groove of the lock liner; spring pins are arranged over the side marbles; a transverse sheet slide-in groove which is used for a part of the transverse sheet to slide in is arranged under the side marbles; a transverse sheet placing groove which is matched with the transverse sheet is arranged just under the lock liner; the pressure springs of the transverse sheet, and the transverse sheet are arranged in the transverse sheet placing groove; an inner hole of the lock casing, corresponding to the lower part of the transverse sheet placing groove, is provided with a transverse sheet locking groove corresponding to the bottom part of the transverse sheet and the bottom part is in the shape of a circular arc. The lock core has the advantages of high burglarproof performance and safe and reliable operation.

Description

A kind of lock core

[technical field]

The utility model relates to a kind of lock core.

[background technology]

Most of lock core on the market is because its structure is more single now, people are more thorough to its research, the thief can easily open within short several seconds, so current lock core theftproof performance is relatively poor, brought very big threat for the people's safety of life and property, can not satisfy the most basic antitheft requirement of the people lock core.

[utility model content]

The purpose of this utility model is the deficiency that overcomes existing lock core, provides a kind of simple in structure, the lock core that theftproof performance is good.

In order to solve the technical problem of above-mentioned existence, the utility model adopts following technical proposals:

A kind of lock core includes lock housing, lock gall and key, and the positive direction of lock housing and lock gall is provided with envelope pearl, front stage clip, flat pearl and front pellet shot from a slingshot, it is characterized in that: be provided with on the side direction of this lock housing and lock gall side lock apparatus is installed; Described side lock apparatus includes side bead pressing spring, side tumbler, transverse sheet stage clip and transverse sheet, and described side bead pressing spring and side tumbler are arranged in the side channel of lock gall; The top of this side tumbler is provided with the bullet pin, thereunder is provided with the transverse sheet that the part for transverse sheet slides into and slides into groove; Have the transverse sheet standing groove that is complementary with transverse sheet under lock gall, transverse sheet stage clip and transverse sheet are placed in the transverse sheet standing groove, have on the lock housing endoporus below the transverse sheet standing groove and the corresponding transverse sheet lock slots of the circular arc-shaped bottom portion of transverse sheet.

Aforesaid a kind of lock core is characterized in that: slide into and promote the bullet cotter way that side tumbler moves at the described bullet pin that has on the key for side tumbler.

Aforesaid a kind of lock core is characterized in that: the bullet pin of described front pellet shot from a slingshot and side tumbler in the vertical direction under lock-out state is positioned at same position and blocks mutually.

Aforesaid a kind of lock core is characterized in that: the transverse sheet below described side tumbler slides into that groove is other also to have an anti-groove of instigateeing, and it is shallow that groove depth that this is anti-instigates groove slides into groove than transverse sheet.

Aforesaid a kind of lock core is characterized in that: described envelope pearl, front stage clip, flat pearl and front pellet shot from a slingshot have two rows to be arranged in parallel.

Compared with prior art, the utlity model has following advantage: the utility model is under the lock-out state after extracting key, bullet pin on the side tumbler and front pellet shot from a slingshot in the vertical direction are positioned at same position, they block in the lock gall groove of lock gall mutually, and front pellet shot from a slingshot and side tumbler are on the mutually perpendicular both direction, all pellets shot from a slingshot can both self-return under the effect of separately stage clip to lock-out state, do not having to insert under the situation of the key that matches with the utility model like this, be difficult in the lock gall groove in very little space, choose out front pellet shot from a slingshot and side tumbler simultaneously with other instruments, also just can't unblank by rotational lock core, on side tumbler, have simultaneously the anti-groove of instigateeing, has the anti-instigation function that the lock core person is instigateeed in fascination, further improved theftproof performance, so this lock core theftproof performance is good, and is safe in utilization, reliably.

[description of drawings]

Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail:

Fig. 1 is a decomposing schematic representation of the present utility model;

Fig. 2 is a lock gall profile of groove of the present utility model;

Fig. 3 is a structural representation of the present utility model;

Fig. 4 is the lock-out state figure of front of the present utility model pellet shot from a slingshot;

State diagram when Fig. 5 is the unlatching of front of the present utility model pellet shot from a slingshot;

Fig. 6 is the state diagram after the unlatching of front of the present utility model pellet shot from a slingshot;

Fig. 7 is the lock-out state figure of the key that inserts of the utility model when incorrect;

Fig. 8 is the lock-out state figure of the utility model after extracting key;

State diagram when Fig. 9 is the unlatching of the novel side tumbler of this reality;

Figure 10 is the state diagram after the unlatching of the novel side tumbler of this reality;

Figure 11 is the stereogram of the used key of the utility model;

Figure 12 is the vertical view of Figure 11;

Figure 13 is the structural representation of Figure 11;

Figure 14 is the stereogram of side tumbler of the present utility model;

Figure 15 is the stereogram of the reverse side direction of side tumbler of the present utility model.

[specific embodiment]

The utility model is a kind of lock core, it includes lock housing 1 and lock gall 2, the positive direction of lock housing 1 and lock gall 2 is provided with the front locking device of being made up of envelope pearl 31, front stage clip 32, flat pearl 33 and front pellet shot from a slingshot 34 3, is provided with on the side direction of this lock housing 1 and lock gall 2 side lock apparatus 4 is installed.In use, insert the key 5 that matches with the utility model, under the promotion and pulling of key 5, front locking device 3 and side lock apparatus 4 are removed the locking to lock gall 2 simultaneously, at this moment rotate lock gall 2 with regard to available key 5 and have unblanked.

Shown in Fig. 4,5,6, front locking device 3 includes a plurality of pearl 31, front stage clip 32, flat pearl 33 and front pellets shot from a slingshot 34 of sealing one to one that two rows are arranged in parallel, wherein flat pearl 33, front stage clip 32 and envelope pearl 31 are put in the installing hole 101 of lock housing 1 successively, front pellet shot from a slingshot 34 is put in the pellet shot from a slingshot hole, front 201 of lock gall 2, installing hole 101 interference fit of envelope pearl 31 and lock housing 1, flat pearl 33 and front pellet shot from a slingshot 34 move down under the effect of front stage clip 32, flat pearl 33 is stuck between lock gall 2 and the lock housing 1, lock gall 2 can't rotate, thereby reaches the purpose of locking.When inserting correct key 5 (as shown in Figure 5), pellet shot from a slingshot 34 peaceful pearls 33 in front are up moved, the endoporus 102 of bottom of at this moment flat pearl 33 and lock housing 1 is tangent, and the external diameter 202 of the top of front pellet shot from a slingshot 34 and lock gall 2 is tangent, the locking that the flat pearl 33 of front locking device 3 is removed lock gall 2.

Shown in Fig. 9,10, side lock apparatus 4 includes side bead pressing spring 41, side tumbler 42, transverse sheet stage clip 43 and transverse sheet 44, wherein side bead pressing spring 41 and side tumbler 42 are successively set in the side channel 203 of lock gall 2, the lock gall groove 204 that is used for inserting key 5 on side channel 203 and the lock gall 2 is parallel, between them; The lock gall groove 204 that is used to insert key 5 on pellet shot from a slingshot hole 201, front on the lock gall 2 and side channel 203 and the lock gall 2 communicates.

Have the transverse sheet standing groove 205 that the thickness with transverse sheet 44 is complementary under lock gall 2, transverse sheet stage clip 43 and transverse sheet 44 are placed in the transverse sheet standing groove 205; Have the circular arc-shaped bottom portion 441 corresponding transverse sheet lock slots 103 with transverse sheet 44 on the lock housing endoporus 102 below transverse sheet standing groove 205, transverse sheet 44 its curved bottom 441 under the effect of transverse sheet stage clip 43 falls into the transverse sheet lock slots 103 that is positioned at lock housing 1 when lock-out state.Below side tumbler 42, have the transverse sheet that the part for transverse sheet 44 slides into and slide into groove 423, one row's side tumbler 42 is put into the bullet pin 421 of lock galls 2 backs on it on same vertical position, transverse sheet on the side tumbler 42 slides into groove 423 not on same vertical position, when injecting key 5, bullet pin 421 slides in the bullet cotter way 51 of key 5 successively and makes side tumbler 42 turn left and move horizontally while compressing side bead pressing spring 41 under the effect of key 5, it is just corresponding with transverse sheet 44 that transverse sheet on the last side tumbler 42 slides into groove 423, as shown in Figure 9.That is to say, under lock-out state, side tumbler 42 reset movement of under the effect of side bead pressing spring 41, turning right, transverse sheet on the side tumbler 42 slides into groove 423 and staggers with transverse sheet 44, transverse sheet 44 is stuck between lock gall 2 and the lock housing 1, lock gall 2 can't rotate, thereby reaches the purpose of side tumbler 42 in the side surface direction locking.Shown in Figure 11,12,13, the bullet pin 421 that has on key 5 for side tumbler 42 slides into and promotes the bullet cotter way 51 that side tumbler 42 is moved to the left, play the curve of 51 1 bendings of cotter way, it can adjust the shape of curve according to the position of the bullet pin 421 on the side tumbler in the lock core 42, as long as when inserting key 5, bullet pin 421 slide into successively in the bullet cotter way 51 of key 5 and under the effect of key 5 after move left distance inequality, the transverse sheet of side tumbler 42 belows slide into groove 423 be in transverse sheet 44 same vertical directions on get final product.As Fig. 9, shown in 10, after inserting correct key 5 when unblanking, the bullet pin 421 of side tumbler 42 falls in the bullet cotter way 51 of key 5, make side tumbler 42 past moving left under the effect of key 5, transverse sheet on side tumbler 42 slides into groove 423 and aligns (as shown in Figure 9) with transverse sheet 44, at this moment key 5, the curved bottom 441 of transverse sheet 44 is subjected to the pressure effect of lock housing 1, thereby transverse sheet 44 is slided in the groove 423 under pressure toward the transverse sheet that lock gall 2 center positions move and some enters side tumbler 42, curved bottom 441 up to transverse sheet 44 is tangent with lock gall 2 external diameters 202, this moment, lock gall 2 just can rotate arbitrarily, thereby reached the purpose of opening lock core.Transverse sheet below side tumbler 42 slides into groove 423 sides and also has an anti-groove 424 of instigateeing, it is shallow that anti-groove depth of instigateeing groove 424 slides into groove 423 than transverse sheet, even transverse sheet 44 aligns when preventing instigateeing groove 424, allow transverse sheet 44 tops slide into anti-the instigation in the groove 424, but because the groove depth of anti-instigation groove 424 is more shallow, still some is stuck in the transverse sheet lock slots 103 of lock housing 1 and can't rotates lock gall 2 and unblank the curved bottom 441 of transverse sheet 44, thereby can't unlock state, so just can play fascination and instigate lock core person's judgement, play anti-effect of instigateeing.

Bullet pin 421 in the vertical direction under lock-out state of the side tumbler 42 in the front pellet shot from a slingshot 34 in the pellet shot from a slingshot hole, front 201 and the side channel 203 is positioned at same position and blocks mutually at the lock gall groove 204 of lock gall 2, can realize good theftproof performance like this, because be under the lock-out state after extracting key 5, bullet pin 421 on the side tumbler 42 is positioned at same position with front pellet shot from a slingshot 34 in the vertical directions, and front pellet shot from a slingshot 34 is on the mutually perpendicular both direction with side tumbler 42, all pellets shot from a slingshot can both self-return under the effect of separately stage clip to lock-out state, do not having to insert under the situation of the key that matches with the utility model like this, be difficult in the lock gall groove 204 in very little space, choose out front pellet shot from a slingshot 34 and side tumbler 42 simultaneously, also just can't unblank by rotational lock core with other instruments.

Shown in Figure 11,12,13, the lock core of the applicant's design, key 5 tartar sign indicating numbers that will cooperate with front pellet shot from a slingshot 34 and the key track slotted weight that cooperates with side tumbler 42 are integrated on the same one side of key 5, like this key 5 elegant in appearance, complicated, give a kind of sense of security of people, on the market can't copy key 5.

The utlity model has following characteristics:

1. the side tumbler 42 of two of front locking device 3 row main pellets shot from a slingshot and side lock apparatus 4 is orthogonal, and wherein one arranges main pellet shot from a slingshot and side tumbler 42 is blocked mutually under lock-out state, thereby the anti-theft technique height;

2. tartar combination and variation number reaches more than ten million, and mutual opening rate is low;

3. have a track groove that is difficult to imitate, the city and on can't copy key;

The utility model is when opening, insert key 5, key 5 makes the front pellet shot from a slingshot 34 peaceful pearls 33 of front locking device 3 up move on the one hand, the endoporus 102 of bottom of at this moment flat pearl 33 and lock housing 1 is tangent, the external diameter 202 of the top of front pellet shot from a slingshot 34 and lock gall 2 is tangent, the locking that the flat pearl 33 of front locking device 3 is removed lock gall 2; Key 5 makes the side tumbler 42 of side lock apparatus 4 toward moving left on the other hand, transverse sheet on side tumbler 42 slides into groove 423 and aligns with transverse sheet 44, at this moment key 5, some transverse sheet that enters side tumbler 42 of transverse sheet 44 slides in the groove 423, curved bottom 441 up to transverse sheet 44 is tangent with lock gall 2 external diameters 202, this moment, side lock apparatus 4 was also removed the locking to lock gall 2, then just can rotate arbitrarily, thus reach the purpose of opening lock core.

Claims

1. lock core, include lock housing (1), lock gall (2) and key (5), the positive direction of lock housing (1) and lock gall (2) is provided with envelope pearl (31), front stage clip (32), flat pearl (33) and front pellet shot from a slingshot (34), it is characterized in that: be provided with on the side direction of this lock housing (1) and lock gall (2) side lock apparatus (4) is installed; Described side lock apparatus (4) includes side bead pressing spring (41), side tumbler (42), transverse sheet stage clip (43) and transverse sheet (44), and described side bead pressing spring (41) and side tumbler (42) are arranged in the side channel (203) of lock gall (2); The top of this side tumbler (42) is provided with bullet pin (421), and the transverse sheet that slides into of a part that thereunder is provided with for transverse sheet (44) slides into groove (423); Under lock gall (2), have the transverse sheet standing groove (205) that is complementary with transverse sheet (44), transverse sheet stage clip (43) and transverse sheet (44) are placed in the transverse sheet standing groove (205), have the corresponding transverse sheet lock slots of circular arc-shaped bottom portion (441) (103) with transverse sheet (44) on the lock housing endoporus (102) below transverse sheet standing groove (205).

2. a kind of lock core according to claim 1 is characterized in that: the bullet pin (421) that has on described key (5) for side tumbler (42) slides into and promotes the bullet cotter way (51) that side tumbler (42) moves.

3. a kind of lock core according to claim 1 and 2 is characterized in that: bullet pin (421) in the vertical direction under lock-out state of described front pellet shot from a slingshot (34) and side tumbler (42) is positioned at same position and blocks mutually.

4. a kind of lock core according to claim 1 and 2 is characterized in that: the transverse sheet in described side tumbler (42) below slides into that groove (423) is other also to have an anti-groove (424) of instigateeing, and it is shallow that groove depth that this is anti-instigates groove (424) slides into groove (423) than transverse sheet.

5. a kind of lock core according to claim 1 and 2 is characterized in that: described envelope pearl (31), front stage clip (32), flat pearl (33) and front pellet shot from a slingshot (34) have two rows.