CN2380639Y

CN2380639Y - Double unlocking type cylinder lock with self-destroying function

Info

Publication number: CN2380639Y
Application number: CN 99224581
Authority: CN
Inventors: 汲海波
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-07-21
Filing date: 1999-07-21
Publication date: 2000-05-31
Anticipated expiration: 2009-07-21

Abstract

The utility model provides a double unlocking type cylinder lock with the self-destroying function. An auxiliary core body which can rotate and can axially move is arranged in a core body, and a cylinder group is arranged in the core body and passes through an unlocking face between the auxiliary core body and the core body. A hidden cylinder group which passes through an unlocking face between a core shell and the core body is arranged in the core shell, and meanwhile, a groove which is used for containing the hidden cylinder group is arranged on the circumference of the auxiliary core body along the axial direction. A self-destroying cylinder group which can clamp the hidden cylinder group is arranged at one side of the hidden cylinder group in the core shell. As long as the utility model is not opened by a self key, the cylinder lock can be blocked and self-destroyed, and the utility model gives no chance to illegal unlocking people.

Description

A kind of dual open-type cylinder lock with self-destroying function

The utility model relates to a kind of cylinder lock, especially a kind of dual open-type cylinder lock with self-destroying function.

The present cylinder lock that uses, its lock core comprises core shell, core body, lead sealing, spring and pellet shot from a slingshot group, arc surface between core shell and the core body is a unlatching face, the pellet shot from a slingshot group is passed unlatching face, core shell and core body become one and reach the purpose of pinning lock core, if the free cheek between two pellets shot from a slingshot overlaps with unlatching face, just can reach the purpose of unlatching lock core, make each pellet shot from a slingshot group all be in opening, the height of required key bit is well-determined.Owing to inevitably have error in the production and processing, make the pellet shot from a slingshot of each lock all can not stop the core body rotation simultaneously and produce the steel wire unlocking method, both made work in-process error free, also can between unlatching face, open a finedraw and adopt clearance gauge to fill in the method unlatching.Although notice of authorization number discloses a kind of " cylinder lock of dual opening structure " for the utility model patent of CN2309403Y, this cylinder lock is owing to set up a movable pair core body in the core shell of lock core, thereby increased the secondary opening face, have only when two unlatching faces all are in opening, core body could freely rotate, open lock, though and the person that illegally do not unblank can touch with steel wire and once opens face, but can't open the secondary opening face, therefore have very strong anti-theft capability with opening the way of once opening face.But because each the pellet shot from a slingshot group in the lock core is to pass two simultaneously to open face, and lack again the pellet shot from a slingshot group is locked stuck self-destructor, make that each pellet shot from a slingshot group all can be moved up and down heap of times, this provides opportunity just for the person that illegally do not unblank, because, as long as the pellet shot from a slingshot group can be moved up and down heap of times, cylinder lock just can be opened by unlocking tool.In this case, the anti-theft capability of this cylinder lock still is limited.

The purpose of this utility model is to provide a kind of dual open-type cylinder lock with self-destroying function, only otherwise take and self key operatedly just can cause the stuck self-destruction of cylinder lock, does not give any opportunity of illegal opener, guarantees antitheft reliability.

The purpose of this utility model is to realize like this, a kind of dual open-type cylinder lock with self-destroying function, its lock core comprises unlatching face of formation between core shell, core body, lead sealing, spring, pellet shot from a slingshot group, core body and the core shell, being provided with one in core body can rotate and axially movable pair of core body, form a unlatching face between it and the core body, pellet shot from a slingshot group, spring and lead sealing are installed in the core body, and pass the unlatching face that forms between core body and the core body of paying by the pellet shot from a slingshot group; In the core shell, be equipped with and hide pellet shot from a slingshot group, spring and lead sealing, and pass the unlatching face that forms between core shell and the core body by hiding pellet shot from a slingshot group, on the periphery of paying core body, have simultaneously one vertically and be used to accept the groove of hiding the pellet shot from a slingshot group, in the core shell, be positioned at a side of hiding the pellet shot from a slingshot group and be equipped with and hide self-destruction pellet shot from a slingshot group that the pellet shot from a slingshot group blocks and spring and the lead sealing that matches with self-destruction pellet shot from a slingshot group.

The utility model is paid core body owing to set up one in the core body of lock core, thereby increased a unlatching face, and two unlatching faces are to be passed respectively by pellet shot from a slingshot group separately, the pellet shot from a slingshot group of wherein passing the face of opening between core shell and the core body is in hidden state again, and be equipped with in the side that hides the pellet shot from a slingshot group and it can be pinned stuck self-destruction pellet shot from a slingshot group, the master-hand can open the first unlatching face with unlocking tool even if therefore unblank, but, tend to because unlocking tool can not accurately be controlled the height of drop of all hiding pellet shot from a slingshot groups when opening the second unlatching face by the time, the distance of fall that occurs the part pellet shot from a slingshot inevitably surpasses the scope of regulation, thereby cause the action of self-destruction pellet shot from a slingshot group, to hide the pellet shot from a slingshot group blocks and locked it can not be moved up and down again, cause the cylinder lock self-destruction, also can't open with self key this moment again, thoroughly stoped the master-hand's that unblanks illegal unlatching.

The utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 is a front view of the present utility model;

Fig. 2 is the front view of the utility model SMIS shell;

Fig. 3 is the A-A sectional view of Fig. 2;

Fig. 4 is the front view of core body in the utility model;

Fig. 5 looks partial sectional view for the right side of Fig. 4;

Fig. 6 is a front view of paying core body in the utility model;

Fig. 7 is the right view of Fig. 6,

The schematic diagram of the not opening when Fig. 8 is key and hiding pellet shot from a slingshot set of contact;

The schematic diagram of the opening when Fig. 9 is key and hiding pellet shot from a slingshot set of contact.

As shown in Figure 1, a kind of dual open-type cylinder lock with self-destroying function, its lock core comprises unlatching face 10 of formation between core shell 1, core body 2, lead sealing 5, spring 6, pellet shot from a slingshot group 8, core body 2 and the core shell 1, being provided with one in core body 2 can rotate and axially movable pair of core body 3, form a unlatching face 9 between it and the core body 2, pellet shot from a slingshot group 8, spring 6 and lead sealing 5 are installed in the core body 2, and pass the unlatching face 9 that forms between core body 3 and the core body 2 of paying by pellet shot from a slingshot group 8; In core shell 1, be equipped with and hide pellet shot from a slingshot group 4, spring 6 and lead sealing 5, and pass the unlatching face 10 that forms between core shell 1 and the core body 2 by hiding pellet shot from a slingshot group 4, on the periphery of paying core body 3, have simultaneously one vertically and be used to accept the groove 31 of hiding pellet shot from a slingshot group 4, in core shell 1, be positioned at a side of hiding pellet shot from a slingshot group 4 and be equipped with and hide self-destruction pellet shot from a slingshot group 7 that pellet shot from a slingshot group 4 blocks and spring 6 and the lead sealing 5 that matches with self-destruction pellet shot from a slingshot group 7.

As shown in Figure 1, pellet shot from a slingshot front end in the self-destruction pellet shot from a slingshot group 7 is a circular arc, its cambered surface contacts with the columniform pellet shot from a slingshot 41 of going up in the hiding pellet shot from a slingshot group 4 all the time, and the rear end of pellet shot from a slingshot 41 has an annular groove 411 that matches with the circular arc of self-destruction pellet shot from a slingshot 7 front ends on cylindrical.

Shown in Fig. 2,3, the utility model has one group and is used to the through hole 11 of hiding pellet shot from a slingshot group 4 and spring 6 is installed on core shell 1, and has the through hole 12 that self-destruction pellet shot from a slingshot group 7 and spring 6 are installed in one group of coupled logical being used in a side of this group through hole 11.

Shown in Fig. 4,5,6,7, have on the core body 2 of the present utility model one group with core shell 1 in be used to install and hide pellet shot from a slingshot group 4 corresponding through holes 21, on core body 2 and attached core body 3, also have in correspondence with each other the through hole 22 and the through hole 32 that are used to install pellet shot from a slingshot group 8 and spring 6 simultaneously.In addition, have a radial and axial chute that interconnects 33 paying on the surface of core body 3, on core body 2, radially have a through hole 23, in through hole 23, a slide bar 24 that matches with chute 33 on pair core body 3 is installed by lead sealing 5.

Shown in Fig. 1,6,7, the lockhole 34 that is used for accepting the groove 31 of hiding pellet shot from a slingshot group 4 and paying core body 3 that the utility model is offered on pair core body 3 arc surfaces vertically coincides.This moment is with once opening the key of two sides tooth the lock of this kind structure.

As shown in Figure 1, the unlatching face 9 that the utility model is paid between core body 3 and the core body 2 is to stop unlatching by the last pellet shot from a slingshot 81 near spring, and the unlatching face 10 between core body 2 and the core shell 1 is to stop unlatching by the following pellet shot from a slingshot away from spring, and the length of this time pellet shot from a slingshot is 2～3 times of other pellet shot from a slingshot.

As shown in Figure 1, 2, 3, be mutually perpendicular between the utility model self-destruction pellet shot from a slingshot group 7 and the hiding pellet shot from a slingshot group 4.

As shown in Figure 1, the course of work of the present utility model is such: key (this key is a double cog) is inserted lockhole, make the pellet shot from a slingshot group 8 and the first unlatching face 9 between core body 2 and pair core body 3 be in same plane, the first unlatching face 9 is opened.Shown in Fig. 4,5,6,7, slide bars 24 in the sliding rod hole 23 in the core body 3 are sitting at and pay in the radial groove of being convenient to rotatablely move in the core body 3 at this moment, pay core body 3 and can only turn clockwise 90 °, after key is followed pair core body 3 half-twists, the another side tooth of key just contacts with the hiding pellet shot from a slingshot group 4 of passing unlatching face 10 between core shell 1 and the core body 2, and the raised area of key bit is flat with the arc surface one of paying core body 3, still is in not opening (as shown in Figure 8) between the core shell 1 of the second unlatching face 10 and the core body 2.Slide bar 24 in the core body 2 is arranged in the axially movable chute 33 of being convenient to of paying core body 3 at this moment, key is hidden the tooth (as shown in Figure 9) that pellet shot from a slingshot group 4 falls into key after putting in place with 3 propellings of pair core body, and the second unlatching face 10 is opened, core body 2 is in any rotary state, and lock just can be opened.When pulling out key (paying core body together pulls out), the second unlatching face 10 is in blocked state constitutes because of the following pellet shot from a slingshot in the hiding pellet shot from a slingshot group 4 is forced to up making between core shell 1 and the core body 2, another mistake hour hands half-twist is extracted key, is in blocked state constitutes between the core body 2 of the first unlatching face 9 and pair core body 3.

Each unlatching face in the utility model is provided with five groups of pellet shot from a slingshot groups at least, and every group is provided with two pellets shot from a slingshot, is provided with two groups of pellet shot from a slingshot groups in the self-destruction pellet shot from a slingshot group at least, and every group is provided with a self-destruction pellet shot from a slingshot.

The face 9 of once opening of the present utility model is the plain edition lock, being good at the person of unblanking can open, and the ordinary people does not open, prevented the self-destruction that causes because of the wrong plug key effectively, and the hidden state of the second unlatching face 10 has prevented the unlatching of freezing unlocking method, the following pellet shot from a slingshot of the second unlatching face 10 stops that this method of core shell has prevented that steel wire unlocking method, clearance gauge unlocking method and glue from opening method, and the length of the following pellet shot from a slingshot of the second unlatching face 10 is long have been prevented with row's comb method and comb the spring method and unblank.

Claims

1, a kind of dual open-type cylinder lock with self-destroying function, its lock core comprises a formation unlatching face (10) between core shell (1), core body (2), lead sealing (5), spring (6), pellet shot from a slingshot group (8), core body (2) and the core shell (1), it is characterized in that being provided with in core body (2) one can rotate and axially movable pair of core body (3), form a unlatching face (9) between it and the core body (2), pellet shot from a slingshot group (8), spring (6) and lead sealing (5) are installed in the core body (2), and pass the unlatching face (9) that forms between core body (3) and the core body (2) of paying by pellet shot from a slingshot group (8); In core shell (1), be equipped with and hide pellet shot from a slingshot group (4), spring (6) and lead sealing (5), and pass the unlatching face (10) that forms between core shell (1) and the core body (2) by hiding pellet shot from a slingshot group (4), on the periphery of paying core body (3), have simultaneously one vertically and be used to accept the groove (31) of hiding pellet shot from a slingshot group (4), in core shell (1), be positioned at a side of hiding pellet shot from a slingshot group (4) and be equipped with and hide self-destruction pellet shot from a slingshot group (7) that pellet shot from a slingshot group (4) blocks and spring (6) and the lead sealing (5) that matches with self-destruction pellet shot from a slingshot group (7).

2, a kind of dual open-type cylinder lock according to claim 1 with self-destroying function, the front end that it is characterized in that pellet shot from a slingshot in the self-destruction pellet shot from a slingshot group (7) is a circular arc, its cambered surface contacts with the columniform pellet shot from a slingshot (41) of going up in the hiding pellet shot from a slingshot group (4) all the time, and the rear end of pellet shot from a slingshot (41) has an annular groove (411) that matches with the circular arc of self-destruction pellet shot from a slingshot front end on cylindrical.

3, a kind of dual open-type cylinder lock according to claim 1 with self-destroying function, it is characterized in that on the surface of paying core body (3), having a radial and axial chute that interconnects (33), on core body (2), radially have a through hole (23), in through hole (23), a slide bar (24) that matches with chute (33) on pair core body (3) is installed by lead sealing (5).

4, a kind of dual open-type cylinder lock with self-destroying function according to claim 1 is characterized in that paying a lockhole (34) that is used for accepting the groove (31) of hiding pellet shot from a slingshot group (4) and paying core body (3) of offering vertically on core body (3) arc surface and coincides.

5, a kind of dual open-type cylinder lock according to claim 1 with self-destroying function, the unlatching face (9) that it is characterized in that paying between core body (3) and the core body (2) is to stop unlatching by the last pellet shot from a slingshot (81) near spring, and the unlatching face (10) between core body (2) and the core shell (1) is to stop unlatching by the following pellet shot from a slingshot away from spring.

6, a kind of according to claim 1 or 5 dual open-type cylinder lock with self-destroying function is characterized in that stopping that the length of opening the following pellet shot from a slingshot of face between core body (2) and the core shell (1) is 2～3 times of other pellet shot from a slingshot.

7, a kind of dual open-type cylinder lock with self-destroying function according to claim 1 is characterized in that between self-destruction pellet shot from a slingshot group (7) and the hiding pellet shot from a slingshot group (4) be mutually perpendicular.