CN216517384U - Coded lock password retrieving structure - Google Patents

Abstract

The utility model discloses a password retrieving structure of a password lock, which comprises a knob password mechanism, a lock shell and a lock body mechanism, wherein the knob password mechanism comprises a knob, a twisting disc and a lock disc, the knob is sleeved with the twisting disc and the lock disc, the lock body mechanism comprises an unlocking module, the unlocking module comprises a linkage piece and an unlocking push rod, the linkage piece is elastically abutted against the lock disc, the linkage piece is provided with a corner protrusion, a linkage groove and an inner side protrusion, the inner side protrusion is matched with the unlocking protrusion to lock the unlocking push rod, the password retrieving module comprises an adjusting unit, the unlocking push rod is clamped on the linkage piece, the linkage piece moves and is movably clamped on the lock disc in an unlocking state, the adjusting unit limits the lock disc to rotate, the knob is twisted, and password positioning is completed.

Description

Coded lock password retrieving structure

Technical Field

The utility model belongs to the field of coded locks, and particularly relates to a coded lock password retrieving structure.

Background

In the prior art, mechanical coded locks are mostly in a button type, a dial wheel type and a knob type or a combination of several types of the button type, the dial wheel type and the knob type, when the code is modified, a lock tongue is clamped, the code can be modified by adjusting the button, the dial wheel or the knob, if the lock tongue is in an unlocking state, the code is disordered after the lock tongue is limited, namely the code is updated, if the lock is closed at the moment, the modified code cannot be known, the lock cannot be unlocked or found back, and under the unlocking state, the code is disordered and the auxiliary homing of the unlocked lock body cannot be carried out due to forgetting or other persons do not know the code.

SUMMERY OF THE UTILITY MODEL

The utility model provides a password retrieving structure of a password lock aiming at the defects in the prior art, which comprises a knob password mechanism, a lock shell and a lock body mechanism, wherein the knob password mechanism comprises a knob, a twisting disc and a lock disc, the knob is sleeved with the twisting disc and the lock disc, the lock body mechanism comprises an unlocking module, the unlocking module comprises a linkage sheet and an unlocking push rod, the linkage sheet is elastically abutted against the lock disc, the linkage sheet is arranged at two sides of the unlocking push rod, a plurality of angle bulges are respectively arranged at the outer side edges of the two linkage sheets, the angle bulges are attached to the lock disc, a linkage groove is arranged at the bottom surface of the linkage sheet in the vertical direction, a plurality of inner side bulges are arranged at the inner side surface of the linkage sheet, the inner side bulges are matched with the unlocking bulges to lock the unlocking push rod, and the password retrieving module is also included, the password retrieving module comprises an adjusting unit, when the password retrieving module is in a locking state, the unlocking push rod is connected with the linkage piece in a clamped mode, when the password retrieving module is in an unlocking state, the linkage piece is movably connected with the lock disc in a clamped mode, the linkage piece releases the unlocking push rod under the action of elastic force to complete unlocking, the adjusting unit limits the lock disc to rotate, and at the moment, the knob is twisted to complete password positioning.

Preferably, the knob code mechanism further comprises a transmission shaft, one end of the transmission shaft is connected with the knob, and the other end of the transmission shaft is connected with the twisting disc.

Preferably, the lock dish be provided with lock dish axle, lock dish face, lock dish on convex surface and lock dish under convex surface, the lock dish on be provided with a plurality of reference columns of group, the reference column can the lock dish on the convex surface with the state of laminating of twist set peg graft down in the twist set, the circumference side of lock dish face be provided with the angular groove, the lock dish under the convex surface by the lock dish face spaced apart, the lock dish under the convex surface the circumference side be provided with a stifled commentaries on classics recess.

Preferably, the adjusting unit comprises a limiting plate, a limiting push rod, a limiting lug and a lug spring, the limiting plate is provided with a plurality of elliptical sleeve holes respectively, the elliptical sleeve holes are sleeved on the lower convex surface of the lock disc in a sliding mode, and one end of the limiting push rod is connected to one end of the limiting plate through an inserting structure.

Preferably, the limiting plate be provided with T type groove, spacing lug slip joint in T type groove, the flat straight end of spacing lug pass through lug spring joint in the straight inner wall in T type groove on to the activity joint in the lock dish.

Compared with the prior art, the utility model has the beneficial effects that: the disordered passwords are retrieved again after the lock body is unlocked through the matching of the unlocking unit and the adjusting unit, and the passwords of the lock body are retrieved in an auxiliary manner through the movement of limiting the rotation of the lock disc to the correct rotation angle.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be discussed below, it is obvious that the technical solutions described in conjunction with the drawings are only some embodiments of the present invention, and for those skilled in the art, other embodiments and drawings can be obtained according to the embodiments shown in the drawings without creative efforts.

Fig. 1 is a schematic perspective view of a combination retrieving structure of a combination lock according to the present invention.

Figure 2 is a side diagrammatic view of a combination retrieving structure of a combination lock of the present invention.

Fig. 3 is a schematic top view of a combination retrieving structure of a combination lock according to the present invention.

Fig. 4 is a schematic bottom view of a combination retrieving structure of a combination lock according to the present invention.

Fig. 5 is a schematic structural view of a twisting mechanism of a combination retrieving structure of a combination lock according to the present invention.

In the figure: the panel 1, the back shell 2, the knob 21, the screwing groove 211, the spring hole 212, the rotating spring 221, the clamping bead 222, the transmission shaft 23, the twisting disc 24, the twisting disc shaft 241, the twisting disc surface 242, the twisting disc surface through hole 243, the twisting disc return spring 25, the lock disc 26, the lock disc shaft 261, the lock disc surface 262, the lock disc upper convex surface 263, the angular groove 2631, the lock disc lower convex surface 264, the rotation blocking groove 2641, the positioning column 265, the unlocking push rod 31, the linkage sheet 32, the angular protrusion 321, the linkage groove 322, the inner protrusion 323, the spring positioning column 324, the positioning plate 41, the slope protrusion 43, the return push rod 5, the return connecting rod 51, the clutch connecting rod 52, the reverse slope protrusion 521, the limit push rod 61, the limiting plate 62, the T-shaped groove 621, the limit lug 63 and the lug spring 64.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments described herein without the need for inventive work, are within the scope of the present invention.

In the embodiment of the utility model, as shown in the attached drawings 1 to 5, a code retrieving structure of a coded lock comprises a panel 1 and a back shell 2, wherein the panel 1 is provided with knob positioning holes, ball limiting grooves and threaded holes on the outer sides, the knob positioning holes are through holes penetrating through the panel 1, 6 groups of knob positioning holes are used for inserting knobs 21, and 10 ball limiting grooves are respectively arranged beside each group of knob positioning holes and uniformly surround the knob positioning holes. The screw holes are arranged at two ends of the panel 1 and are used for fixedly connecting the back shell 2 through screws. The panel 1 is provided with a reset hole. Panel 1 to the inboard be provided with spacing arch of draw-in groove, spacing strip, draw-in groove post and six oval spacing recesses of group, the spacing arch of draw-in groove set up in one end, with dorsal scale 2 assembly form the draw-in groove, spacing strip with spacing post be used for spacing internal mechanism. The outside both sides of backshell 2 be provided with the installation ear and be used for installing at secret case box, wherein a side end face is provided with the assembly square groove.

Still include knob code mechanism, knob code mechanism includes knob 21, rotating spring 221, screens pearl 222, transmission shaft 23, turns round dish 24, reset spring and lock dish 26, knob 21 surface portrayed have the digital sign, the rear portion is provided with connects groove 211 and spring hole 212 soon, connect groove 211 cross-section soon for squarely, transmission shaft 23 one end insert connect groove 211 soon connect, rotating spring 221 one end connect in spring hole 212 in, the other end connect with screens pearl 222, elasticity makes during the rotation screens pearl 222 joint to the spacing recess of spheroid nearby in, it is clear that the registration of knob 21. The twist disk 24 be provided with twist disk axle 241, twist disk face 242 and twist disk 24 center, twist disk axle 241 set up in twist disk 24's upper surface and upper end portion cross-section for the rectangle, twist disk 24 centre bore be the indent round hole, twist disk face 242 be discoid, twist disk face 242 go up around twist disk 24 centre bore evenly be provided with 10 perpendicular to twist disk face through-hole 243. The transmission shaft 23 cup joint the torsion disc return spring 25 in, transmission shaft 23 one end connect in the panel 1 outside connect the groove 211 soon, the other end connect and be located panel 1 inboard torsion disc axle 241, torsion disc return spring 25 one end butt be in panel 1 inboard, one end butt in torsion disc face 242. Lock dish 26 include lock dish axle 261, lock dish face 262, lock dish convex surface 263 and lock dish convex surface 264 down, lock dish axle 261 for the axle cup joint twist dish 24 the centre bore in, lock dish on the convex surface 263 be provided with 6 groups of reference column 265, reference column 265 can lock dish on convex surface 263 with twist dish face 242 laminating state under peg graft in twist dish face through-hole 243, the circumference side of lock dish face 262 be provided with angular groove 2631, lock dish convex surface 264 down by lock dish face 262 spaced apart, the circumference side of lock dish convex surface 264 down be provided with a locked groove 2641.

The lock body mechanism include that unblock module and password are retrieved the module, the unblock module include unblock push rod 31 and linkage piece 32, unblock push rod 31 one end expose dorsal scale 2, unblock push rod 31 other end through reset locking spring with 2 internal connection of dorsal scale realize reseing, unblock push rod 31 both sides respectively set up 3 unblock archs. Linkage piece 32 set up unblock push rod 31 both sides, the outside limit of two linkage pieces 32 is provided with 3 protruding 321 in angle respectively, protruding 321 in angle when the unblock state with the laminating of angle groove 2631, the vertical direction bottom surface of linkage piece 32 be provided with linkage recess 322, 2 linkage recess 322 with the cooperation of password retrieval module, linkage piece 32 medial surface be provided with 3 inboard protruding 323, inboard protruding 323 with the protruding cooperation locking of unblock push rod 31. The inner side of the linkage sheet 32 is further provided with opposite spring positioning posts 324, and a pushing spring is arranged between the pair of opposite spring positioning posts 324 and used for pushing the two linkage sheets 32 to move back and forth, so that the corner protrusion 321 is combined with the corner groove 2631.

The password retrieving module comprises a clutch unit and an adjusting unit, wherein the clutch unit comprises a positioning plate 41, a reset push rod 5, a reset connecting rod 51 and a clutch connecting rod 52. Locating plate 41 cup joint the panel 1 on the screens post in, two sets of locating plate 41 be provided with three positioning hole respectively, positioning hole be used for cup jointing the butt the lock dish 26, locating plate 41 upper surface butt turn round dish 24, locating plate 41 bottom surface both sides be provided with slope arch 43, slope arch 43 with separation and reunion connecting rod 52 sliding fit.

One end of the top of the reset push rod 5 is provided with a sliding bulge which protrudes out of the panel 1 and is sleeved in the reset hole in a sliding manner, and two ends and the center of the bottom of the reset push rod 5 are respectively provided with an interlocking rod. Reset connecting rod 51 one end be provided with the connecting hole, the connecting hole cup joint set up in reset push rod 5 center department the trace, reset connecting rod 51 other end be provided with reset connecting rod 51 spring for self resets, reset connecting rod 51 both sides be provided with long crosspiece and short crosspiece, 2 groups long crosspiece with linkage recess 322 sliding fit, 3 groups short crosspiece with inboard protruding 323 sliding fit. The projection of the clutch connecting rod 52 in the vertical direction is inverted L-shaped, wherein a positioning column 265 groove is formed in the vertical protruding end, the positioning column 265 groove is sleeved on the linkage rod, a reverse slope protrusion 521 is arranged at the top of the clutch connecting rod 52 in the horizontal direction, the reverse slope protrusion 521 is in lap joint with the slope protrusion 43, and the end face of the clutch connecting rod 52 in the horizontal direction is connected with the inner wall of the back shell 2 through a clutch connecting rod 52 return spring.

The adjusting unit comprises a limit plate 62, a limit push rod 61, a limit lug 63 and a lug spring 64. 2 group the limiting plate 62 be provided with 3 oval trepanning respectively, oval trepanning slide and cup joint the lock disc under on the convex surface 264, limiting push rod 61 one end pass through grafting structure connect in limiting plate 62 one end, protrusion in dorsal scale 2 on the assembly square groove. The other end of the limiting plate 62 is connected to the inner side wall of the back shell 2 through a return spring. Limiting plate 62 be provided with T type groove 621, T type groove 621 with oval trepanning link to each other, spacing lug 63 slip joint in T type groove 621, spacing lug 63 straight end pass through lug spring 64 joint in T type groove 621 straight inner wall, spacing lug 63 pass through T type groove 621 insert oval trepanning, the joint is in under the lock dish convex surface 264 on the cross-section be the rectangle stifled commentaries on classics recess 2641.

In the locked state: the lock disc 26 is inserted into the through hole 243 of the twist disc surface on the twist disc 24 through the positioning post 265 to generate rotary linkage, and the two sets of linkage pieces 32 can only slide and contact with the circumference of the lock disc surface 262 because the outer side corner protrusion 321 is not attached to the corner groove 2631. At this time, the linkage pieces 32 are in a minimum interval state, and the inner side protrusions 323 and the unlocking protrusions are locked in a clamping mode, so that the unlocking push rod 31 cannot move.

An unlocking state: through twisting knob 21 to unblock password registration, through transmission shaft 23 drive the twist disk 24 with the coaxial rotation of lock dish 26, lock dish 26 rotate when correctly unblock password position the promotion spring promote linkage piece 32 back of the body motion, the protruding 321 joints of angle advance angle groove 2631, as whole 6 the protruding 321 laminating of angle groove 2631 after, 2 group the linkage piece 32 between be in the biggest state of interval, this moment inboard protruding 323 with the protruding separation of unblock, unblock push rod 31 can promote the completion unblock.

The password replacing function is realized in the following mode: when the lock body is in an unlocked state, at the moment, the push rod of the limit plate 62 is pushed to drive the limit plate 62 to move, the T-shaped groove 621 on the limit plate 62 pushes the limit lug 63 to be inserted into the rotation blocking groove 2641, so that the lock disc 26 does not rotate any more.

At this moment, the knob 21 is rotated, the knob 21 and the twisting disc 24 rotate together, after the limiting protruding piece and the locked rotation groove 2641 are locked, the locking disc 26 does not rotate along with the knob 21 any more, after the knob 21 stops rotating, the number of the knob 21 at this moment is the lock password, and the password recovery is completed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive. The scope of the utility model is indicated by the appended claims, rather than the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a structure is given for change to trick lock password, includes knob trick mechanism, lock shell and lock body mechanism, its characterized in that: the knob code mechanism include knob (21), twist disk (24) and lock dish (26), knob (21) with twist disk (24) and lock dish (26) cup joint, lock body mechanism include the unblock module, the unblock module include linkage piece (32) and unblock push rod (31), linkage piece (32) with lock dish (26) elasticity butt, linkage piece (32) set up unblock push rod (31) both sides, the outside limit of two linkage pieces (32) is provided with the protruding (321) of a plurality of angle respectively, protruding (321) of angle with lock dish (26) laminating, the vertical direction bottom surface of linkage piece (32) be provided with linkage recess (322), linkage piece (32) medial surface be provided with the protruding (323) in a plurality of inboard, protruding (323) of inboard and the protruding cooperation locking of unblock push rod (31), still include the password and retrieve the module, the password retrieve the module including the adjustment unit, during the lock-out condition, unblock push rod (31) joint in linkage piece (32), under the unlock-out condition, linkage piece (32) activity joint in lock disc (26), linkage piece (32) release under the spring action unblock push rod (31) accomplish the unblock, the adjustment unit restriction lock disc (26) rotatory, twist this moment knob (21), accomplish the password location.

2. The combination lock code retrieving structure of claim 1, wherein: the knob code mechanism further comprises a transmission shaft (23), one end of the transmission shaft (23) is connected with the knob (21), and the other end of the transmission shaft is connected with the twisting disc (24).

3. The combination lock code retrieving structure of claim 1, wherein: lock dish (26) be provided with lock dish axle (261), lock dish face (262), lock dish convex surface (263) and lock dish lower convex surface (264), lock dish on convex surface (263) on be provided with a plurality of groups reference column (265), reference column (265) can lock dish on convex surface (263) with twist dish (24) laminating state under peg graft and be in twist dish (24) in, the circumference side of lock dish face (262) be provided with angular groove (2631), lock dish lower convex surface (264) quilt lock dish face (262) spaced apart, the circumference side of lock dish lower convex surface (264) be provided with one block and turn recess (2641).

4. The combination lock code retrieving structure of claim 1, wherein: reset push rod (5) cup joints with reset connecting rod (51) and separation and reunion connecting rod (52), reset connecting rod (51) other end be provided with reset connecting rod (51) spring for self resets, reset connecting rod (51) both sides be provided with long crosspiece and short crosspiece, short crosspiece with linkage piece (32) sliding fit.

5. The combination lock code retrieving structure of claim 1, wherein: the adjusting unit comprises a limiting plate (62), a limiting push rod (61), a limiting lug (63) and a lug spring (64), wherein the limiting plate (62) is provided with a plurality of elliptical sleeve holes respectively, the elliptical sleeve holes are sleeved on a lower convex surface (264) of the lock disc in a sliding mode, and one end of the limiting push rod (61) is connected with one end of the limiting plate (62) through an inserting structure.

6. The combination lock code retrieving structure of claim 5, wherein: limiting plate (62) be provided with T type groove (621), limiting lug (63) slip joint in T type groove (621), limiting lug (63) straight end pass through lug spring (64) joint in the straight inner wall of T type groove (621) on to the activity joint in lock dish (26).

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