CN2223333Y - Digital puzzle lock - Google Patents

Abstract

The utility model relates to a digital cipher lock, composed of a base, a lock cover, a lock handle, unlocking, and an unlocking-proof cipher structure. The lock cover is composed of a case body and a fixed disc; the lock handle is provided with a movable disc and the pusher dog of a lock tongue; the case body, the fixed disc and the movable disc are respectively provided with corresponding through holes uniformly distributed on the periphery; the unlocking is respectively composed of a cipher case, a button, a rotary rod, upper and lower lock pins and a lower spring. The unlocking-proof cipher structure is arranged in the through holes. The interior of each through hole is provided with lock pin pairs having different length; a lockset is unlocked or locked through the position variation of the lock pins having different length. The use is convenient and safe and uses no key, and the cipher can be randomly coded by the user.

Description

The numeral puzzle lock

The utility model belongs to key-free lock, particularly a kind of digital puzzle lock.

Lock commonly used, as the lock core of cabinet with usefulness such as lock, case lock, drawer-lock, door locks, being generally needs with key operated lock core, this lock core is not only because of will be with key always, make troubles to use, just more bother if lost key, very easily opened lockset with the general-purpose key in addition and commit theft, and bring heavy losses by the unprincipled fellow.

The purpose of this utility model is to propose a kind of digital puzzle lock that can encode voluntarily, it is by the change of pinning different in size, pinning position in the pinning hole, make Moving plate promptly can open lockset by rotary type with respect to fixed disk, can open lockset by extending type again, and can make the user change the number of unblanking voluntarily.

Utility model is achieved in that a kind of digital puzzle lock, comprise base (1), locking closure (2), lock handle (3), unblank by code structure (4) and anti-opening by code structure (5), it is characterized in that, housing of locking closure (21) and fixed disk (22) are for being provided with central through hole (211,221), the housing of uniform through hole (212,223) on every side; Lock handle and Moving plate (31) socket is provided with uniform through hole (311) and the spacing lock hole (313) corresponding with fixed disk through hole (223) on the Moving plate; Unblank by code structure and anti-open being fixed in the through hole (212,223) of locking closure by code structure by sign indicating number shell (41,51), and be provided with the band reaming central through hole (412,512), button (42,52), swing arm (43,53), upper and lower pinning (44,54,45,55), lower spring (46,56) are arranged at respectively in the aforementioned through-hole (223,311); It is right in each unblanks by code structure and the anti-through hole of opening by code structure (223,311) long and short each upper and lower pinning of one to be set all; The button top is provided with numeral and unblanks to be positioned at fixed disk through hole (221) by upper and lower pinning (44, the 45) contact surface of code structure button (42) interlock, is positioned on fixed disk and the Moving plate contact surface with anti-upper and lower pinning (54, the 55) contact surface of opening by code structure button (52) interlock.Be provided with simultaneously on by the sign indicating number shell and unblank by code structure and the anti-central through hole of opening by code structure (412,512), it is provided with ratio and is respectively 10-90%:90-10%.2-12 correspondences mutually are set respectively on fixed disk (22) and the Moving plate (31), and the identical through hole (223,311) in aperture.Lock handle (3) is the bull stick of the sheathed Moving plate in middle part, and the one end is provided with dead bolt and dials melon (32), and the other end is provided with handle (33).One end periphery of button is provided with and the axial groove (421,521) that matches by the axial bead of sign indicating number shell reaming perisporium, and its end face is provided with the end face ring tooth (424,524) that constitutes with the inclined-plane by facing directly, and the other end of button is provided with numeral.One end of swing arm is provided with the interval trough (433,533) with button upper surface ring tooth and the corresponding fixing edge of axial groove angle (431,531) and band lead angle edge.The last pinning (44) of unblanking by code structure is shorter in length than anti-last pinning (54) length of opening by code structure, unblank by the following pinning (45) of code structure with prevent opening by the following pinning (55) of code structure isometric.

The utlity model has and can enough multiple schemes carry out permutation and combination, easy to use, can encode voluntarily, safe and reliable, do not need key.And can utilize dead bolt locking mechanical part in original lockset.Fault rate is little.

Fig. 1 is the utility model structural representation elevation;

Fig. 2 is A among Fig. 1-A sectional drawing;

Fig. 3 is B among Fig. 2-B sectional view;

Fig. 4 is C among Fig. 2-C sectional view;

Fig. 5 is D among Fig. 2-D sectional drawing;

Fig. 6 is E among Fig. 2-E sectional drawing;

Fig. 7 is F among Fig. 5-F sectional drawing;

Fig. 8 is G among Fig. 5-G sectional drawing

Fig. 9 is H among Fig. 3-H sectional drawing.

Now further narrate structure of the present utility model and embodiment in conjunction with the accompanying drawings:

Referring to Fig. 1-9: the utility model by base 1, locking closure 2, lock handle 3, unblank to form by code structure 4 and anti-opening by code structure 5, as shown in Figure 4, base 1 is provided with screw 12 and the through hole 13 of central through hole 11 and garden Zhou Junbu; Locking closure 2 is made up of housing 21 and fixed disk 22, and housing 21 is the shedding shell of band central through hole 211; Its garden, top Zhou Junbu through hole 212, and on the inner plane of top garden Zhou Junbu tapped blind hole 213; Fixed disk 22 is for being provided with the disk body of central through hole 221 as shown in Figure 3, which is provided with housing 21 on tapped blind hole 213 corresponding through holes 222 and with the through hole 223 of the through hole 212 corresponding garden Zhou Junbu of housing 21 top garden Zhou Junbu; And be provided with spacing arc groove 224 in its bottom surface; Lock handle 3 is provided with the bull stick of Moving plate 31 for the middle part, the one end is provided with dead bolt pusher dog 32, its other end is provided with handle 33, Moving plate 31 be provided with fixed disk 22 on the through hole 311 of through hole 223 corresponding garden Zhou Junbu of garden Zhou Junbu, through hole 311 bottoms are provided with internal thread 312, and be provided with ccontaining spacer pin 6 at its end face with fixed disk 22 upper limit arc grooves 224 corresponding spacer pin holes 313 as Fig. 5, shown in 6, unblank by code structure 4,5 respectively by pressing a sign indicating number shell 41,51, button 42,52, swing arm 43,53, last pinning 44,54, following pinning 45,55, lower spring 46,56 and double-screw bolt shape spring base 47,57 form, by sign indicating number shell 41,51 are respectively equipped with band reaming 411,511 central through hole 412,512, its periphery matches with the through hole 212 of locking closure 2 housings 21 top garden Zhou Junbu respectively, as Fig. 7, shown in Figure 8, its reaming 411,511 perisporiums are respectively equipped with axial bead 413,513; Button 42, an end periphery of 52 be respectively equipped with by sign indicating number shell 41,51 reamings 411, the axial bead 413 of 511 perisporiums, 513 axial grooves that match 421,521, its end face is respectively equipped with by facing 422 directly, 522, inclined-plane 423, the 523 end face ring teeth 424 that constitute, 524, the other end of button is provided with numeral 425,525, and can be coated with and add fluorescent material, swing arm 43, an end of 53 is respectively equipped with and button 42,52, upper surface ring tooth 424,524 and axial groove 421,521 corresponding fixing edge angles 431,531 and band lead angle edge 432,532 interval trough 433,533, last pinning 44,54 and following pinning 45,55 1 ends are sphere shape cambered surface 441,541,451,551, following pinning 45,55 the other end is provided with spring base 452,552, the length of last pinning 54 is greater than the length of last pinning 44, following pinning 45,55 is isometric, fixed disk 22 nationalitys help and pass the screw 7 that through hole 222 is screwed on the housing 21 part tapped blind holes 213 and be installed on the housing 21 of locking closure 2, by sign indicating number shell 41,51 fixedly mount respectively in the through hole 212 of housing 21 garden Zhou Junbu, lock handle 3 is inserted into the central through hole 211 of housing 21 and fixed disk 22 with its handle 33 ends, in 221, and successively with button 42,52, swing arm 43,53, last pinning 44,54, following pinning 45,55 and lower spring 46,56 place respectively by sign indicating number shell 41,51, fixed disk 22, the through hole 223 of Moving plate 31 garden Zhou Junbu, in 311, use double-screw bolt shape spring base 47 again, 57 compress the location, and order is unblanked by on the code structure 4, following pinning 44,45 contact surfaces are positioned at the through hole 223 of fixed disk 22, make fixed disk 22 and Moving plate 31 lockings, anti-opening by on the code structure 5, following pinning 54,55 contact surface is positioned on the contact surface of fixed disk 22 and Moving plate 31, again base 1 is sleeved on dead bolt pusher dog 32 ends of lock handle 3, and mat passes through hole 13,222 screws 8 that are screwed on housing 21 all the other tapped blind holes 213 are fixedlyed connected with the housing 21 of locking closure 2.

Be fixed on by the sign indicating number shell in 2-12 through holes of housing garden Zhou Junbu, last button, swing arm, last pinning is installed in by in the sign indicating number shell, fixed disk is by being loaded in the housing once more, tighten up with screw, lock handle is contained in the central through hole of housing and fixed disk, and will descend pinning successively, lower spring, banking pin places in the through hole of Moving plate garden Zhou Junbu and in the spacing hole, also use screw fastening, and order is unblanked by on the code structure, following pinning contact surface is positioned at the fixed disk through hole, make the locking of fixed disk and Moving plate, anti-opening by on the code structure, following pinning contact surface is positioned on fixed disk and the Moving plate contact surface, again base sheath is contained in lock handle dead bolt end, and be connected and fixed with the locking closure housing, when unblanking, press the button of unblanking by code structure, make its nationality help on it axial groove along by the axial bead of sign indicating number shell inwall to moving down, and nationality helps swing arm under its upper surface ring tooth pressure, when being moved down, swing arm turns over certain angle, and make, following pinning overcomes lower spring power and moves down, release button, under the effect of lower spring elastic force, on, move on following pinning and the button, move on bead place button continues when moving to by the sign indicating number columella, and the fixing edge angle hypotenuse of swing arm withstands on by on the sign indicating number shell inwall bead, button is positioned on fixed disk and the Moving plate contact surface, Moving plate can be rotated by the relative fixed dish, mobile lock handle, make its dead bolt pusher dog stir the dead bolt mechanical part and just can open lockset, make the lock handle playback press the button of unblanking once more during locking earlier by code structure, the same as stating, make swing arm turn over an angle once more, make on it interval trough with by axially bead is corresponding on the sign indicating number shell, under the effect of lower spring elastic force, move on the swing arm, make, contact surface after moving on the following pinning is positioned at the fixed disk through hole again, make the locking of fixed disk and Moving plate, lockset is locked.If built-in lock can pass through the inner knob turn.Can open the door the outside, again can temporary latch, and need not the lock core action.Desire to rearrange voluntarily when unblanking number, the place where troops were originally stationed is opened on the length of digital structure pinning and unblank to change, just can finish recompile by pinning on the weak point of code structure.

Corresponding mutually on fixed disk and the Moving plate, the preferred version of the through hole (223,311) that the aperture is identical is ten, wherein unblanks by code structure four anti-opening by code structure for six.

Claims (7)

1, a kind of digital puzzle lock, comprise base (1), locking closure (2), lock handle (3), unblank by code structure (4) and anti-opening by code structure (5), it is characterized in that, housing of locking closure (21) and fixed disk (22) are for being provided with central through hole (211,221), the housing of uniform through hole (212,223) on every side; Lock handle and Moving plate (31) socket is provided with uniform through hole (311) and the spacing lock hole (313) corresponding with fixed disk through hole (223) on the Moving plate; Unblank by code structure and anti-open being fixed in the through hole (212,223) of locking closure by code structure by sign indicating number shell (41,51), and be provided with the band reaming central through hole (412,512), button (42,52), swing arm (43,53), upper and lower pinning (44,54,45,55), lower spring (46,56) are arranged at respectively in the aforementioned through-hole (223,311); It is right in each unblanks by code structure and the anti-through hole of opening by code structure (223,311) long and short each upper and lower pinning of one to be set all; The button top is provided with numeral and unblanks to be positioned at fixed disk through hole (223) by upper and lower pinning (44, the 45) contact surface of code structure button (42) interlock, is positioned on fixed disk and the Moving plate contact surface with anti-upper and lower pinning (54, the 55) contact surface of opening by code structure button (52) interlock.

2, by the described digital puzzle lock of claim 1, it is characterized in that: be provided with simultaneously on by the sign indicating number shell and unblank by code structure and the anti-central through hole of opening by code structure (412,512), it is provided with ratio and is respectively 10-90%:90-10%.

3, by claim 1 or 2 described digital puzzle locks, it is characterized in that: 2-12 correspondences mutually are set respectively on fixed disk (22) and the Moving plate (31), and the identical through hole (223,311) in aperture.

4, by the described digital puzzle lock of claim 1, it is characterized in that: lock handle (3) is the bull stick of the sheathed Moving plate in middle part, and the one end is provided with dead bolt and dials melon (32), and the other end is provided with handle (33).

5, by the digital puzzle lock shown in the claim 1, it is characterized in that: an end periphery of button is provided with and the axial groove (421,521) that matches by the axial bead of sign indicating number shell reaming perisporium, its end face is provided with the end face ring tooth (424,524) that constitutes with the inclined-plane by facing directly, and the other end of button is provided with numeral.

6, by claim 1 or 5 described digital puzzle locks, it is characterized in that: an end of swing arm is provided with the interval trough (433,533) with button upper surface ring tooth and the corresponding fixing edge of axial groove angle (431,531) and band lead angle edge.

7, by the described digital puzzle lock of claim 1, it is characterized in that: the last pinning (44) of unblanking by code structure is shorter in length than anti-last pinning (54) length of opening by code structure, unblank by the following pinning (45) of code structure with prevent opening by the following pinning (55) of code structure isometric.

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