CN87204486U - Special lock of safe - Google Patents

Abstract

The utility model discloses a special lock for a safe, the support frame of a lock head is provided with a coded lock with a novel structure and one or more than one spring lock head. A lock cap plate and the support frame of a set bar are opened with corresponding position controlling holes to control the unlocking sequence of the lock; a lock surface plate is covered with a lock head cap plate. The lock key hole can be exposed only by unlocking the coded lock according to corresponding numbers, and the whole lock can be unlocked by sequentially unlocking the last lock key. The utility model which has pull-proof effect and drill-proof effect is suitable for doors and cabinets which need to be guarded by two or more than two persons, such as safes, a coffers doors, arms and ammunition doors, etc.

Description

Special lock of safe

The utility model relates to a kind of lock with higher safety performance---the special-purpose lock of safety cabinet.

At present, using various locks with insurance function in the society, particularly the occasion of having relatively high expectations at safety performance generally all adopts a cylinder lock and coded lock, or many cylinder lock and coded lock is used, as common safety cabinet etc.But this insurance mode is along with the development of society, its safety performance reduces gradually, due to the structure of coded lock, make the criminal be easy to its brute force be drawn back or checked the number open coded lock with audition with instrument, coded lock draws back the back cylinder lock and then is easy to collude out, existing simultaneously combination lock, the cylinder lock that uses, the special-purpose lock of bank, all can open, thereby its safety performance is reduced by Electric portable drill.

The purpose of this utility model is to provide a kind of coded lock function of keeping secret that both had, and has the advantage simple in structure, easy to use of cylinder lock again, have simultaneously anti-drilling, anti-ly draw, the safety cabinet special purpose system lock of anti-open function by force such as anti-institute sound check mark.

The purpose of this utility model is achieved in that the coded lock of a new structure and two (or more than two) cylinder locks organically is combined into one, and it is anti-drilling to take quenched nickelclad to be encased inside at the key position of lock, this lock only could be opened cylinder lock with key after at first opening coded lock in order one by one, thereby makes this lockset that higher safety performance be arranged.

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

Fig. 1 is an overall schematic of the present utility model;

Fig. 2 is cipher lock schematic diagram (a band part section);

Fig. 3 is a tapered end support schematic diagram;

Fig. 4 is the lock cap schematic diagram;

Fig. 5 is the lock body schematic diagram.

Wherein, 1-simulation cabinet plate, 2-lock panel, 3-tapered end cover plate, 4-tapered end anti-drilling board, 5-keyhole, the dark axle of 6-tapered end cover plate, 7-combination disk, the 8-handle hole, 9-cipher chips B tappet, 10-cipher chips A, 11-cipher chips B, 12-cipher chips A bar, 13-ball lock head, the 14-cipher lock, 15-cipher chips C, 16-cipher chips C lockhole, 17-cipher chips C bar, the 18-lock core is prevented pull head, 19-spring, the 20-pin, 21-cipher chips A tappet, 22-password check mark handle, 23-password check mark locator, 24-tapered end support, 25-lock cap, the 26-lock body, 27-dead bolt, 28-anti-drilling sheet, hole, 29-lock cap control position, anti-hole, control position, the 31-transmission shift fork of drawing of 30-lock cap, 32-dead bolt support, hole, 33-dead bolt support control position, 34-transmission shift fork hole, 35-spring location-plate, the 36-spring holder, 37-promotes spring, 38-alignment pin fixed head, 39-positioning support, the anti-hole, control position of drawing of 40-dead bolt support, 41-lock core driver blade, 42-holding screw, 43-cipher chips B lockhole.

The utility model mainly is made up of coded lock, lock cylinder and lock body and dead bolt.Coded lock is taked a kind of new structure: take three group codings on the same lock core, and on the lock core head, be provided with anti-pull head (18), cipher lock (14) is an one with combination disk (7), combination disk (7) center has screw, so that load onto password check mark handle (22) and password check mark locator (23) thereon, be provided with the anti-pull head (18) of waist shape in the termination of cipher lock (14), cipher chips A (10) is housed on this lock core successively, cipher chips B (11), spring (19) and cipher chips C (15), in cipher chips (10) and (11), (11) and between (19) packing ring is housed, cipher chips A (10), B (11) can rotate around cipher lock (14), the soffit of cipher chips A (10) is provided with two cipher chips A bars (12) by the periphery place, less than this bar radius tappet (21) is arranged; The upper surface of cipher chips C (15) is provided with cipher chips C bar (17) by the lock core place, on itself and the corresponding position of cipher chips A bar (12), have two cipher chips C lockholes (16), one boss is arranged at this sheet bottom, have two pin holes on the boss edge, so that be fixed on the cipher lock (14), and regulate coding with this with pin (20); Cipher chips B (11) radius is gone up the spacing in the cipher chips A bar (12) and the center of circle less than A sheet (10), corresponding cipher chips C bar (17) has been located a lockhole (43) on this sheet edge, be provided with tappet about in the of (9) at it near the packing ring place, the relative position of cipher chips A bar (12) and cipher chips C bar (17) has determined three codings of this coded lock.Simulation cabinet plate (1) is contained between combination disk (7) and the cipher chips A (10), the lock panel (2) that has the tapered end hole is housed on the cabinet plate (1), fixing between the two by holding screw (42), tapered end cover plate (3) is housed thereon, this plate is that identical two of shape are spliced, and is fixed on the lock panel (2) by the dark axle of cover plate (6); Go up and combination disk (7) corresponding position has a circular hole and combination disk (7) matches at lock panel (2) and lock cap (3), thereby make combination disk (7) and tapered end cover plate (3) be in same plane, stuck so that the tapered end cover plate (3) in combination disk after lock is locked (7) and this hole can not rotate, when coded lock when encoding well, anti-pull head (18) on the combination disk is just in time aimed at the hole, control position (30) on lock cap (25) and the dead bolt support (32), (40), so combination disk (7) can axially be mentioned a segment distance, the two boards of cover plate this moment (3) can planar rotate around dark axle (6) separately, thereby exposed cylinder lock keyhole (5), tapered end anti-drilling board (4) has been housed between lock panel (2) and ball lock head.

Coded lock of the present utility model can cooperate above ball lock head with one or one simultaneously, comprise special ball lock head, as the tapered end of reporting to the police, the omnipotent key tapered end of not opening etc., and be contained in as shown in Figure 3 the tapered end support (24), on the two end supports plate of this support, stud with two anti-drilling boards (28), support (24) bottom has three holes, is respectively two lock cylinder driver blade (41) holes and cipher lock (14) hole; Between tapered end support (24) and lock body (26) lock cap (25) is housed, anti-the drawing of hole, lock cap control position (29), waist shape lock cap that has as shown in the figure with corresponding position, tapered end position on it controlled hole (30), position, and transmission shift fork (31) is housed.

Dead bolt (27) and dead bolt support (32) are housed in lock body (26), dead bolt support (32) top and lock cap (25) relevant position have the anti-hole (40), control position of drawing of hole (33), control position, shift fork hole (34) and waist shape dead bolt support, spring location-plate (35) is housed in the support, alignment pin (36), promote spring (37) and alignment pin fixed head (38), be provided with positioning support (39) in support inner edge wall corresponding position.

When producing, with metal with each parts drawing (wherein anti-drilling board, tapered end cover plate, cipher lock should adopt the bigger steel of hardness), and assemble by schematic diagram, mix up coding, and lock core driver blade (41) is got final product by hole, control position (33) and shift fork hole (34) that tapered end support (24) base apertures, hole, lock cap control position (29) and shift fork (31) insert on the dead bolt support.

During use, at first stir combination disk (7) by password check mark handle (22), drive cipher lock (14) and cipher chips C, with its (or inhour) rotation clockwise, meanwhile tappet (9) and the tappet (21) on cipher chips B (11) and/or the cipher chips A that drives on the cipher chips B by the cipher chips C bar (17) on it rotates with cipher chips A (10), make cipher chips A bar (12) align cipher chips C lockhole (16), cipher chips C bar (17) aligns the lockhole (43) on the cipher chips B (11), make waist shape prevent that pull head (18) aligns the anti-anti-hole (40), control position of drawing of drawing on control hole (30), position and the dead bolt support on the lock cap simultaneously, mention cipher lock (14) then, tapered end cover plate (3) turn-off then, expose keyhole (5), and then reach the position successively with key in order, lock is opened by shift fork (31) with last key.Finish using, only need each key is withdrawed from successively, and close tapered end cover plate (3) and get final product.

If coded lock cooperates ball lock head with many, only need the length of corresponding increase tapered end cover plate (3), lock panel (2) and lock body (26) this moment, and go up increase hole, corresponding lock cap control position (29) and control a hole (33) at lock cap (25) and dead bolt support (32) and get final product.

Adopt Special lock of safe of the present utility model, only having checks the number coded lock earlier opens, just can expose keyhole, and after must last key unlatching being put in place by certain procedures, whole lock just can be opened, thereby the utility model not only has the insurance function of coded lock, also has simultaneously billiards lock structure advantage simple, easy to use, particularly owing to the combination of the two, further having improved the secret theftproof performance of this lock, is a kind of well-adapted insurance lockset.

Claims (6)

1, the special-purpose lock of a kind of safety cabinet, by lock panel [2], ball lock head [13], tapered end support [24], lock cap [25], lock body [26] and dead bolt [27] are formed, it is characterized in that on tapered end support [24], being equipped with simultaneously a coded lock and a handle or above cylinder lock, on lock panel [2] by dark axle [6] the tapered end cover plate [3] of ining succession, the lock core of described coded lock [14] is an integral body with combination disk [7] and the anti-pull head [18] of lock core, upward be respectively equipped with hole, corresponding lock cap control position [29] at lock cap [25] corresponding to each lock core position, anti-control hole [30], position and the transmission shift fork [31] of drawing of lock cap correspondingly has hole, dead bolt support control position [33] on dead bolt support [32], anti-control hole [40], position and the transmission shift fork hole [34] of drawing of dead bolt support.

2, the special-purpose lock of safety cabinet according to claim 1, it is characterized in that on cipher lock (14), being equipped with successively cipher chips A (10), cipher chips B (11) and cipher chips C (15), at cipher chips A, B, be respectively equipped with cipher chips A bar (12) and tappet (21) on the C, cipher chips B tappet (9), cipher chips C bar (17) and lockhole (16), have lockhole (43) on the edge of cipher chips B (11), cipher chips C (15) is fixing by pin (20) with cipher lock (14), cipher chips A (10), B (20) can rotate around cipher lock (14).

3, the special-purpose lock of safety cabinet according to claim 1, it is characterized in that tapered end cover plate (3) is spliced by two block-shaped identical plates, can planar rotate around dark axle (6) separately when mentioning in combination disk (7), go up corresponding to combination disk (7) at lock panel (2) and tapered end cover plate (3) and locate to have a circular hole and combination disk (7) matches so that combination disk (7) and tapered end cover plate (3) are in same plane.

4, the special-purpose lock of safety cabinet according to claim 1 is characterized in that lock panel (2) is positioned between combination disk (7) and the simulation cabinet plate (1), and fixing by trip bolt (42) with cabinet plate (1).

5, the special-purpose lock of safety cabinet according to claim 1 is characterized in that at cylinder lock head and tapered end support (24) top (dead bolt top) the bigger anti-drilling sheet of hardness (4) and (28) being housed respectively.

6, according to the special-purpose lock of the described safety cabinet of one of claim 1 to 5, it is characterized in that used ball lock head can be common tapered end, also can be special ball lock head, the tapered end of not opening as warning tapered end, master key.

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