CN203701750U

CN203701750U - Changeable tooth-shaped combination lock cylinder system

Info

Publication number: CN203701750U
Application number: CN201320678555.2U
Authority: CN
Inventors: 张瞳
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-10-30
Filing date: 2013-10-30
Publication date: 2014-07-09
Anticipated expiration: 2023-10-30

Abstract

The utility model discloses a changeable tooth-shaped combination lock cylinder system, and belongs to the technical field of locks. A custom password area is arranged on a key, and a password setting area capable of adjusting the length of a pin tumbler is arranged on a corresponding lock cylinder simultaneously, so that a user can set or change key password combination and can modify the corresponding length of the pin tumbler in the lock cylinder, the pin tumbler can correspond to a key newly set by the user, the user can set the key and lock cylinder password according to own requirement, the lock cylinder is not needed to be replaced after the key is lost, manpower and material resource costs are reduced, and property and personnel safety risks are reduced; and besides, the lock cylinder system adopts transmission ring and function knob combined mode, any action is forbidden after the key is inserted into a key hole, only the function knob at the bottom of the lock cylinder is used for operating a lock cylinder shift fork and controlling a main lock body on equipment such as an anti-theft door and the like to act, various traditional breaking modes such as impact, knob shaking or key shaking cannot be realized, and the safety of the lock cylinder is guaranteed.

Description

Variable profile of tooth cipher lock system

Technical field

The utility model relates to a kind of lockset, and specifically a kind of variable profile of tooth cipher lock system, belongs to lock technology field.

Background technology

At present worldwide, all mechanical locks and key all do not allow user to change or set secret key code, and these secret key codes all dispatch from the factory and are provided.Once user loses the situation of key, even lose in strange land, also must a large amount of manpower and materials of cost change lock cores, otherwise from reality or user psychology all cannot ensure property and personal safety from now on.Although along with scientific and technological progress, the novel encryption locksets such as various fingerprints, numeral, combination disk constantly occur, but these locksets cannot solve two root problems, the one, and with high costs, this class high-tech lockset is even thousands of units of hundreds of units easily, also do not comprise mounting cost; The 2nd, be unable to do without supply of electric power, no matter use alternating current or battery, once lose electric power, these cryptographic means lost efficacy immediately.It uses inconvenience in addition, and complicated operation is not easy to the specific group such as old man and child, blind person and uses; Be finally that environment is had to requirement, because electronic equipment is too accurate, adverse circumstances (as dirtier or moister, cold etc.) are lower or cannot use, or the more high cost of cost is bought three anti-series products.Therefore this class high-tech encryption lockset sales volume is very little, and more users still depend on traditional key operated mechanical lock.

Although pure mechanical code lock also exists already, as Safe lock etc., but be conventionally no more than 6 password combination, and outside combination disk will be exposed to, user more worries that person thefted attempts for a long time or is careful observing and obtains password while oneself unblanking, and therefore key (password) is with the secured fashion that remains each user and approve the most.In addition, operator password driver plate, remains the special users' such as old man, children and blind person and uses greatly obstacle.

In addition, current existing mechanical core is the working method of key in conjunction with the rotation of lower pellet chamber.Also there are two shortcomings in this mode, and the one, cannot set voluntarily key secret key code by user, the combination of all key bits is all to be set by producer before dispatching from the factory, user can not change voluntarily.Once situation appearance such as key loss or new house finishings, user must change whole keys and lock core, and the time and the human cost that spend are larger.Waste and old lock core also causes waste of material and the pollutions such as certain metal simultaneously.The 2nd, the mode that cracks designing for this working method is very ripe; Except master key in the past, violence mode, most popular tinfoil unblanks to have especially sizable threat for these locksets at present.These crack mode is substantially all this leak of space utilizing between pellet chamber and pellet, by rocking, clashes into, and sounds out, and the variety of ways such as friction make upper and lower pellet align with pellet chamber seam, unblank thereby realize.

Summary of the invention

The problem existing for above-mentioned prior art, the utility model provides a kind of variable profile of tooth cipher lock system, not only make user can arrange voluntarily or change key cipher combination, and can make modification to spring length corresponding in lock core, enable the key that respective user newly sets; Key of the present utility model does not allow any action after inserting keyhole in addition, cannot be by clashing into, rock knob or key is realized traditional various cracking, thus guarantee the safety of lockset.

To achieve these goals, the technical solution adopted in the utility model is: this variable profile of tooth cipher lock system, comprises lock core, key, operation knob and shift fork;

Described key comprises key main body and is contained in the shank of the key of its one end, key main body is provided with dispatch from the factory password and at least one group self-defined password area corresponding with lock core, described self-defined password area is made up of the multiple through holes in key main body and multiple sheet metal, and each through hole is embedded at least one sheet metal;

Described lock core comprises housing and is embedded in the transmission ring of housing front portion, and the front portion of housing is provided with key insertion hole, and the back of housing is provided with the password setting district corresponding with self-defined password area, and described password setting district is made up of multiple password setting knobs;

In the groove of described enclosure interior, be provided with push rod, pellet extends push rod, epimere pellet, stage casing pellet, hypomere pellet, under pellet, push away spring, embedded pellet, epimere bottom pellet, hypomere bottom pellet, on embedded bottom pellet and bottom pellet, push away spring, hypomere pellet is located at key insertion hole top and penetrates in key insertion hole, stage casing pellet is located at the upper end of hypomere pellet, the upper end of stage casing pellet contacts with the embedded pellet being placed in transmission ring, epimere pellet is located at the upper end of embedded pellet, the one end that pushes away spring under pellet is fixedly connected with the inwall on housing top, the other end is fixedly connected with the upper end of epimere pellet, pellet prolongation push rod is contained in the joint of stage casing pellet and hypomere pellet, sliding connector one end extends push rod with pellet and is fixedly connected with, one end of the other end and push rod is slidably connected, the other end of push rod is connected with password setting knob, described epimere bottom pellet is located at key insertion hole bottom and penetrates in key insertion hole, the lower end of epimere bottom pellet contacts with the embedded bottom pellet being placed in transmission ring, hypomere bottom pellet is located at pellet lower end, embedded bottom, and bottom pellet above pushes away that pellet bottom spring one end and hypomere is fixedly connected with, the other end is fixedly connected with the inwall of lower housing portion,

Described operation knob is arranged on lock core bottom, operation knob comprises that knob housing, central axis, knob driving lever and at least one knob push away hook, central axis is arranged on knob housing center, knob driving lever is rotationally connected by central axis and knob housing, one end that knob pushes away hook is movably connected in the groove of knob housing circumference, the other end is connected with knob housing by pushing away hook rising spring, and knob pushes away hook and matches with the obstruction hook that is fixed on transmission ring bottom; Described shift fork is arranged on the bottom of operation knob.

Further, also comprise on pellet and push away spring, on pellet, push away that spring one end is fixed on key insertion hole top, the other end is fixedly connected with hypomere pellet; The elastic force that described pellet above pushes away spring is less than the elastic force that pushes away spring under pellet.

Further, described password setting district is provided with over cap.

Compared with prior art, the utility model adopts self-defined password area is being set on the key, on corresponding lock core, adjustable spring length password setting district is set simultaneously; User can oneself be arranged or the combination of change key cipher, and can make modification to spring length corresponding in lock core, enable the key that respective user newly sets, thereby realize user and can key and lock core cipher be set by own requirement, needn't after loss key, change lock core, reduce manpower and material resources cost, and property and personal safety risk; The utility model adopts the mode that transmission ring and operation knob combine in addition, after inserting keyhole, key do not allow any action, only operate lock core shift fork by the operation knob that is positioned at lock core bottom, the master lock body of controlling on the equipment such as security door moves, therefore cannot, by clashing into, rocking knob or key is realized traditional various cracking, guarantee the safety of lock core.

Accompanying drawing explanation

Fig. 1 is the Facad structure schematic diagram of the utility model lock core;

Fig. 2 is the reverse side structural representation of the utility model lock core;

Fig. 3 is the internal construction schematic diagram of the utility model lock core;

Fig. 4 is the structural representation of the utility model key;

Fig. 5 is the structural representation of the utility model operation knob;

Fig. 6 is the right view of Fig. 1;

Fig. 7 is the sectional view of Fig. 6 blocking;

Fig. 8 is the sectional view of Fig. 6 unlocking condition.

In figure: 1, key main body, 2, password dispatches from the factory, 3, self-defined password area, 4, housing, 5, transmission ring, 6, key insertion hole, 7, password setting knob, 8, containment vessel, 9, push rod, 10, pellet extends push rod, 11, epimere pellet, 12, stage casing pellet, 13, hypomere pellet, 14, on pellet, push away spring, 15, under pellet, push away spring, 16, embedded pellet, 17, epimere bottom pellet, 18, hypomere bottom pellet, 19, embedded bottom pellet, 20, on the pellet of bottom, push away spring, 21, knob housing, 22, central axis, 23, knob driving lever, 24, knob pushes away hook, 25, stop hook, 26, push away hook rising spring, 27, shift fork.

The specific embodiment

Below in conjunction with accompanying drawing, the utility model is described in further detail.

The utility model comprises lock core, key, operation knob and shift fork 27;

Described key comprises key main body 1 and is contained in the shank of the key of its one end, key main body 1 is provided with dispatch from the factory password 2 and at least one group self-defined password area 3 corresponding with lock core, described self-defined password area 3 is made up of the multiple through holes in key main body 1 and multiple sheet metal, and each through hole is embedded at least one sheet metal;

Described lock core comprises housing 4 and is embedded in the transmission ring 5 of housing 4 front portions, the front portion of housing 4 is provided with key insertion hole 6, the back of housing 4 is provided with the password setting district corresponding with self-defined password area 3, and described password setting district is made up of multiple password setting knobs 7;

In the groove of described housing 4 inside, be provided with push rod 9, pellet extends push rod 10, epimere pellet 11, stage casing pellet 12, hypomere pellet 13, under pellet, push away spring 15, embedded pellet 16, epimere bottom pellet 17, hypomere bottom pellet 18, on embedded bottom pellet 19 and bottom pellet, push away spring 20, hypomere pellet 13 is located at key insertion hole 6 tops and penetrates in key insertion hole 6, stage casing pellet 12 is located at the upper end of hypomere pellet 13, the upper end of stage casing pellet 12 contacts with the embedded pellet 16 being placed in transmission ring 5, epimere pellet 11 is located at the upper end of embedded pellet 16, the one end that pushes away spring 15 under pellet is fixedly connected with the inwall on housing 4 tops, the other end is fixedly connected with the upper end of epimere pellet 11, pellet prolongation push rod 10 is contained in the joint of stage casing pellet 12 and hypomere pellet 13, sliding connector one end extends push rod 10 with pellet and is fixedly connected with, one end of the other end and push rod 9 is slidably connected, the other end of push rod 9 is connected with password setting knob 7, described epimere bottom pellet 17 is located at key insertion hole 6 bottoms and penetrates in key insertion hole 6, the lower end of epimere bottom pellet 17 contacts with the embedded bottom pellet 19 being placed in transmission ring 5, hypomere bottom pellet 18 is located at pellet 19 lower ends, embedded bottom, and bottom pellet above pushes away that pellet 18 bottom spring 20 one end and hypomere is fixedly connected with, the other end is fixedly connected with the inwall of housing 4 bottoms,

Described operation knob is arranged on lock core bottom, operation knob comprises that knob housing 21, central axis 22, knob driving lever 23 and at least one knob push away hook 24, central axis 22 is arranged on knob housing 21 centers, knob driving lever 23 is rotationally connected by central axis 22 and knob housing 21, one end that knob pushes away hook 24 is movably connected in the groove of knob housing 21 circumference, the other end is connected with knob housing 21 by pushing away hook rising spring 26, and knob pushes away hook 24 and matches with the obstruction hook 25 that is fixed on transmission ring 5 bottoms; Described shift fork 27 is arranged on the bottom of operation knob.

As a kind of improvement of the present utility model, also comprise on pellet and push away spring 14, on pellet, push away that spring 14 one end are fixed on key insertion hole 6 tops, the other end is fixedly connected with hypomere pellet 13; The elastic force that described pellet above pushes away spring 14 is less than the elastic force that pushes away spring 15 under pellet; On increase pellet, pushing away spring 14 can make hypomere pellet 13, pellet extend between push rod 10 and stage casing pellet 12 in conjunction with more tight.

As another kind of improvement of the present utility model, described password setting district is provided with over cap 8; Increasing over cap 8 is in order to prevent child operation, to cause lock core cipher not corresponding with key cipher, and then cause situation about cannot unblank.

The course of work (be described by a sheet metal is set in through hole, the situation of multiple sheet metals is similar to it):

1, password is set: punch as required (whether the sheet metal being arranged in through hole being destroyed) with the self-defined password area 3 that password drilling tool is pressed on the key, password value (0 or 1) is set, rotary locking cylinder password setting knob 7 behind simultaneously, arrange as required, make it corresponding with key, can unblank; Self-defined password principle is mainly that the spring length penetrating in key insertion hole 6 by change defines 0 or 1.By the password setting knob 7 of revolving plug, as rotate to be 1, push rod 9 can be promoted by the teeth on knob, pellet extension rod 10 is clamp-oned to the junction between hypomere pellet 13 and 12 two parts of stage casing pellet and fixed by the parts that are slidably connected, pellet extension rod 10 can be moved up and down with hypomere pellet 13 and stage casing pellet 12 smoothly and can not slide out.If lost original key, can reset password according to aforesaid way, can make the key of losing thoroughly lose efficacy.

2, unblank: insert key, after password is correct, it is indoor that each section of pellet is all positioned at pellet separately, can not be retractable to other pellet chambers, and therefore 5 of transmission rings are allowed to freely in predetermined angular, rotate.When rotating operation knob is when unblanking direction, knob pushes away hook 24 and promoted transmission ring 5 and turn an angle by stopping hook 25 before this, then depart from transmission ring 5(now transmission ring 5 can reset to home position), be rotated further.The shift fork 27 that is now connected to knob rear portion can promote the gear in master lock body, realizes unlock operation.

3, locking: opposite spin operation knob, drive the shift fork 27 connecting below, the gear in operation master lock body, realizes locking.Due to when reverse rotation, knob pushes away hook 24 and runs into the obstruction hook 25 of transmission ring 5 and can temporarily retract when domatic, therefore can not insert key, in the situation that transmission ring 5 cannot rotate simultaneously, realizes locking.

4, anti-cracking: all modes that cracks (comprising tinfoil unblanks) are at present all to rely on constantly to rock and bump key, lower pellet chamber is rocked back and forth, until upper and lower pellet is blocked by pellet chamber seam crossing, force pellet to align with pellet chamber seam, unblank thereby realize.Key in the utility model is designed to thoroughly cannot rotate, and operation knob is one direction rotation operation, could interconnect with lock core internal construction (as transmission ring 5); Simultaneously upper and lower different directions organize more seam between pellet and pellet chamber can not be completely in the time of same angle just coincide fix pellet, therefore by traditional any method, as shock, tippy key or operation knob, and master key, tinfoil etc. all cannot be unblanked.

Claims

1. a variable profile of tooth cipher lock system, is characterized in that, comprises lock core, key, operation knob and shift fork (27);

Described key comprises key main body (1) and is contained in the shank of the key of its one end, key main body (1) is provided with the dispatch from the factory password (2) corresponding with lock core and at least one group of self-defined password area (3), described self-defined password area (3) is made up of the multiple through holes in key main body (1) and multiple sheet metal, and each through hole is embedded at least one sheet metal;

Described lock core comprises housing (4) and is embedded in the anterior transmission ring (5) of housing (4), the front portion of housing (4) is provided with key insertion hole (6), the back of housing (4) is provided with the password setting district corresponding with self-defined password area (3), and described password setting district is made up of multiple password setting knobs (7);

In the groove of described housing (4) inside, be provided with push rod (9), pellet extends push rod (10), epimere pellet (11), stage casing pellet (12), hypomere pellet (13), under pellet, push away spring (15), embedded pellet (16), epimere bottom pellet (17), hypomere bottom pellet (18), on embedded bottom pellet (19) and bottom pellet, push away spring (20), hypomere pellet (13) is located at key insertion hole (6) top and penetrates in key insertion hole (6), stage casing pellet (12) is located at the upper end of hypomere pellet (13), the upper end of stage casing pellet (12) contacts with the embedded pellet (16) being placed in transmission ring (5), epimere pellet (11) is located at the upper end of embedded pellet (16), the one end that pushes away spring (15) under pellet is fixedly connected with the inwall on housing (4) top, the other end is fixedly connected with the upper end of epimere pellet (11), pellet prolongation push rod (10) is contained in the joint of stage casing pellet (12) and hypomere pellet (13), sliding connector one end extends push rod (10) with pellet and is fixedly connected with, one end of the other end and push rod (9) is slidably connected, the other end of push rod (9) is connected with password setting knob (7), described epimere bottom pellet (17) is located at key insertion hole (6) bottom and penetrates in key insertion hole (6), the lower end of epimere bottom pellet (17) contacts with the embedded bottom pellet (19) being placed in transmission ring (5), hypomere bottom pellet (18) is located at embedded bottom pellet (19) lower end, and bottom pellet above pushes away that pellet (18) bottom spring (20) one end and hypomere is fixedly connected with, the other end is fixedly connected with the inwall of housing (4) bottom,

Described operation knob is arranged on lock core bottom, operation knob comprises knob housing (21), central axis (22), knob driving lever (23) and at least one knob push away hook (24), central axis (22) is arranged on knob housing (21) center, knob driving lever (23) is rotationally connected by central axis (22) and knob housing (21), one end that knob pushes away hook (24) is movably connected in the groove of knob housing (21) circumference, the other end is connected with knob housing (21) by pushing away hook rising spring (26), knob pushes away hook (24) and matches with the obstruction hook (25) that is fixed on transmission ring (5) bottom, described shift fork (27) is arranged on the bottom of operation knob.

2. the variable profile of tooth cipher lock of one according to claim 1 system, it is characterized in that, also comprise on pellet and push away spring (14), on pellet, push away that spring (14) one end is fixed on key insertion hole (6) top, the other end is fixedly connected with hypomere pellet (13); The elastic force that described pellet above pushes away spring (14) is less than the elastic force that pushes away spring (15) under pellet.

3. the variable profile of tooth cipher lock of one according to claim 1 system, is characterized in that, described password setting district is provided with over cap (8).