CN209469127U - A kind of automatic messy code character wheel coded lock - Google Patents

Abstract

The utility model discloses a kind of automatic messy code character wheel coded locks, including shell；Be equipped on the shell can be equipped with respect to the lock housing of housing into rotation, in lock housing one end can opposite lock housing rotation lock core component, the lock housing other end be connected with locking plate；The print wheel shaft that can be rotated and move left and right with lock housing is additionally provided in the shell, several bushings that can be relatively moved with print wheel shaft are arranged on the print wheel shaft, the character wheel that bushing can be driven to rotate together or relatively rotate is arranged on each bushing, character wheel side wall is equipped with several code words；Each character wheel is equipped with a pair of heteropolar opposite character wheel magnet, and each pair of character wheel magnet is corresponded on the print wheel shaft equipped with a print wheel shaft magnet.The utility model can after being unlocked with automatic messy code is realized after locking.

Description

A kind of automatic messy code character wheel coded lock

Technical field

The utility model relates to coded lock fields, particularly relate to a kind of automatic messy code character wheel coded lock.

Background technique

Character wheel coded lock has both the convenience of electronic password lock and the stabilization of key mechanical lock, and market has a wide range of application.Mesh Preceding character wheel coded lock can all show proper password when unlocking and when locking, and user is needed to remove to dial random password actively to prevent password More inconvenient in operation to prevent password from revealing, user is easy because forgetting to dial random password and password is caused to be revealed.Therefore it needs Want a kind of coded lock that can after being unlocked with messy code automatic after locking.

Utility model content

The purpose of this utility model is to provide a kind of automatic messy code character wheel coded lock, can after being unlocked with it is real after locking Now automatic messy code.

In order to achieve the above objectives, the solution of the utility model is:

A kind of automatic messy code character wheel coded lock, including shell；Be equipped on the shell can with respect to the lock housing of housing into rotation, The lock core component that can be rotated relative to lock housing is equipped in lock housing one end, the lock housing other end is connected with locking plate；It is additionally provided in the shell Can be rotated with lock housing and the print wheel shaft that move left and right, be arranged with several linings that can be relatively moved with print wheel shaft on the print wheel shaft It covers, the character wheel that bushing can be driven to rotate together or relatively rotate is arranged on each bushing, character wheel side wall is equipped with several code words；Its In each character wheel be equipped with a pair of heteropolar opposite character wheel magnet, correspond to each pair of character wheel magnet on the print wheel shaft and is equipped with a word Wheel shaft magnet.

The lock housing outer wall is equipped with a horizontally disposed locked groove, offers a through-hole on locked groove slot bottom；The lock core component Equipped with the lock tongue that can be rotated together with lock core component, the lock tongue side is equipped with activity and is placed through tongue in through-hole and tongue End forms the acute angle tip that lock housing is pierced by from through-hole activity, and the rotation of the lock core component can drive tapered point end to pass in and out Through-hole, against the slot bottom of locked groove, print wheel shaft inner end two sides and acute angle tip and locked groove side wall are movable for print wheel shaft inner end activity It contradicts；Print wheel shaft reset spring is equipped between print wheel shaft outer end and housing sidewall.

The lock tongue is formed with a via hole and a fixture block, lock core component be equipped with the shaft that activity is placed through in via hole and Activity contradicts the pushing block of fixture block；Lock tongue is equipped between the other side and lock case sidewalls opposite with tongue side is equipped on the lock tongue Reset spring, the tongue side are equipped with triangle groove, and the through-hole side wall is equipped with the triangle that activity is placed in triangular fovea slot Convex block.

The character wheel side wall is additionally provided with multiple limit recess portions being circumferentially uniformly arranged along character wheel, and each recess portion that limits respectively corresponds One code word of character wheel；Being additionally provided in the shell can rotate and what is moved up and down argue for the sake of arguing with lock housing, argue for the sake of arguing on be combined with respectively A character wheel corresponds multiple character wheel locating plates of cooperation, what each character wheel locating plate was movably fastened with one with limit recess portion Retention bead.

The lock case sidewalls are equipped with a U-shaped cam path, and the side inner end of arguing for the sake of arguing, which is equipped with, to be placed through in U-shaped cam path Gag lever post, described argue for the sake of arguing are set to below print wheel shaft, and the middle part of arguing for the sake of arguing is contradicted with housing bottom activity, the character wheel locating plate It is set to and argues for the sake of arguing between print wheel shaft, character wheel locating plate both ends are respectively the first end and second end being upturned, character wheel The first end of locating plate is equipped with the retention bead, is equipped between the first end bottom and housing bottom of the character wheel locating plate Reseting shrapnel, described argue for the sake of arguing contradict with character wheel locating plate second end activity.

An anti-blind spot protrusion is additionally provided on the character wheel, the second end of the character wheel locating plate is supported with anti-blind spot protrusion activity Touching.

A perforation is offered on the side wall of the lock housing, being combined in the perforation can rotate and left and right is moved with lock core component Dynamic mobile bar, the inner end of the mobile bar and lock core component contradict, and the outer end of mobile bar is contradicted with the inner end argued for the sake of arguing, and argue for the sake of arguing Reset spring of arguing for the sake of arguing is equipped between outer end and housing sidewall；Being additionally provided in the shell can move left and right and move up and down with arguing for the sake of arguing Seek a yard part, seek yard part and be equipped with and corresponded with each bushing and the elastic card claw that is movably fastened with bushing.

Shifting lever spring is equipped between the mobile bar and the inner end argued for the sake of arguing.

The print wheel shaft is equipped with the convex block that cooperation is corresponded with each bushing, and each convex block is arranged in and print wheel shaft axis To parallel linear structure；Each bushing is equipped with the notch being movably fastened with elastic card claw and the through slot with convex block activity cooperation； Convex block is also aligned through slot when the position of notch and through slot is arranged to elastic card claw engaging notch.

The inner hole of the character wheel is equipped with internal tooth, and the outer wall of the bushing is equipped with the external tooth cooperated with internal tooth, the shell Cryptographic key is changed whether the external tooth of the internal tooth and bushing that are inside additionally provided with a control character wheel cooperates.

After adopting the above scheme, the utility model is after being unlocked and after locking, using character wheel magnet and print wheel shaft magnet it Between magnetic action can character wheel be rotated automatically so that the utility model has the function of automatic messy code, so that this reality With novel highly-safe.

Detailed description of the invention

Fig. 1 is the exploded view of the utility model；

Fig. 2 is the perspective view of the utility model；

Fig. 3 is the partial sectional view of the utility model；

Fig. 4 is the character wheel of the utility model and the cooperation schematic diagram 1 of bushing；

Fig. 5 is the character wheel of the utility model and the cooperation schematic diagram 2 of bushing；

Fig. 6 is the character wheel locating plate of the utility model and the cooperation stereoscopic schematic diagram of character wheel；

Fig. 7 is the character wheel locating plate of the utility model and the cooperation floor map 1 of character wheel；

Fig. 8 is the character wheel locating plate of the utility model and the cooperation floor map 2 of character wheel；

Fig. 9 is the cooperation stereoscopic schematic diagram for seeking yard part and character wheel of the utility model；

Figure 10 is the cooperation floor map 1 for seeking yard part and character wheel of the utility model；

Figure 11 is the cooperation floor map 2 for seeking yard part and character wheel of the utility model；

Label declaration:

Shell 1, changes cryptographic key 10, upper cover 11, lower cover 12, mounting plate 13, combination lock 14,

Lock housing 2, upper lock housing 21, lower lock housing 22, locking plate 23, locked groove 24, U-shaped cam path 25, through-hole 26, triangle convex 261, Perforation 27, mobile bar 28,

Lock core component 3, shaft 30, pushing block 301, lock tongue 31, tongue 311, acute angle tip 3111, triangle groove 3112, mistake Hole 312, fixture block 313, eccentric cam 32,

Print wheel shaft 4, convex block 41, print wheel shaft magnet 42,

Bushing 5, through slot 51, external tooth 52, notch 53,

Character wheel 6, character wheel magnet 61, internal tooth 62, limit recess portion 63, anti-blind spot protrusion 64,

Argue for the sake of arguing 7, gag lever post 71, slope 72,

Character wheel locating plate 8, first end 81, retention bead 811, second end 82,

Seek yard part 9, elastic card claw 91,

Screw d, emergency key Y,

Print wheel shaft reset spring T1, reseting shrapnel T2, shifting lever spring T3, argue for the sake of arguing reset spring T4, lock tongue reset spring T5 changes password spring T6.

Specific embodiment

In order to which the technical solution of the utility model is explained further, below by specific embodiment come to the utility model into Row elaborates.

As shown in Figure 1 to 11, the utility model discloses a kind of automatic messy code character wheel coded lock, including shell 1, the shell Body can be spliced by upper cover 11 and about 12 lower cover, can be connected with a mounting plate 13 below shell 1 by screw d；It is described Be equipped with the lock housing 2 that can be rotated relative to shell 1 in shell 1, the lock housing 2 can have upper lock housing 21 and about 22 lower lock housing splice and At the upper and lower ends of lock housing 2 are pierced by shell 1 respectively, and the lock core component 3 that can be rotated relative to lock housing 2, lock are equipped in 2 one end of lock housing 2 other end of shell is connected with locking plate 23.It is additionally provided with a combination lock 14 in the shell 1, print wheel shaft 4, institute are equipped in the combination lock 14 Stating print wheel shaft 4 can rotate with lock housing 2 and be moved left and right；Specifically, 2 outer wall of lock housing is equipped with a horizontally disposed locked groove 24, A through-hole 26 is offered on 24 slot bottom of locked groove, the lock core component 3 is equipped with the lock tongue 31 that can be rotated together with lock core component 3, institute It states 31 side of lock tongue and is equipped with the tongue 311 that activity is placed through in through-hole 26, the end of the tongue 311 forms one from through-hole 26 Interior activity is pierced by the acute angle tip 3111 of lock housing 2, and the lock tongue 31 is for eccentric structure so that the rotation energy of the lock core component 3 Acute angle tip 3111 is driven to pass in and out through-hole 26；Slot bottom of the 4 inner end activity of print wheel shaft against locked groove 24,4 inner end two of print wheel shaft Side and acute angle tip 3111 and 24 side wall activity of locked groove contradict, and print wheel shaft is equipped between the outer end of print wheel shaft 4 and the side wall of shell 1 Reset spring T1 can make print wheel shaft 4 rotate with lock housing 2 by the acute angle tip 3111 and print wheel shaft reset spring T1 of lock tongue 31 And it moves left and right；For the utility model in locking, the inner end two sides of print wheel shaft 4 contradict 3111 a side of acute angle tip and lock respectively The one side wall of slot 24 and be stuck.Wherein the lock tongue 31 is formed with a via hole 312 and a fixture block 313, and lock core component 3 is set There is the pushing block 301 that activity is placed through the shaft 30 in via hole 312 and activity contradicts fixture block 313, lock core component 3 passes through pushing block 301 It pushes fixture block 313 and lock tongue 31 is pushed to rotate；The other side and lock housing 2 opposite with 311 side of tongue is equipped on the lock tongue 31 Lock tongue reset spring T5 is equipped between side wall, 311 side of tongue is equipped with triangle groove 3112, and 26 side wall of through-hole is equipped with Activity is placed in the triangle convex 261 in triangular fovea slot 3112, forms a card by triangle groove 3112 and triangle convex 261 Position mechanism, the clamping mechanism can make when the inner end two sides of print wheel shaft 4 are respectively by 3111 a side of acute angle tip and locked groove 24 Print wheel shaft 41 can not be moved left and right with respect to bushing 5 when one side wall is blocked and simultaneously, and rotation lock housing 2 in this way can not make print wheel shaft 4 Inner end be detached from the state blocked by the one side wall of 3111 a side of acute angle tip and locked groove 24, to guarantee locking safety.For Rotation lock core assembly 3 is enabled a user to, the lock core component 3 is equipped with a lockhole, and the lockhole activity is combined with an emergency key Spoon Y.When user forgets Password, user can use rotation lock core assembly 3 in emergency key Y insertion lock core component 3, so that lock 31 acute angle tip 3111 of tongue enters in through-hole 26, so that 4 inner end of print wheel shaft is not blocked by acute angle tip 3111, lock housing at this time 2 will not be limited by print wheel shaft 4, and lock housing 2 can rotate, to realize unlocking.

Be arranged on the print wheel shaft 4 it is several can be with the relatively-movable bushing 5 of print wheel shaft 4.Specifically, the print wheel shaft 4 are equipped with the convex block 41 that cooperation is corresponded with each bushing 5, and each convex block 41 is arranged in axial parallel straight with print wheel shaft 4 Cable architecture；Each bushing 5 is equipped with the through slot 51 with 41 activity cooperation of convex block；When each convex block 41 and each bushing 5 of print wheel shaft 4 Through slot 51 be aligned when, the convex block 41 of print wheel shaft 4 may pass through the through slot 51 of bushing 5, so that print wheel shaft 4 can be with respect to bushing 5 or so It is mobile；And when the through slot 51 of convex block 41 and at least one bushing 5 on print wheel shaft 4 is misaligned, the convex block of print wheel shaft 4 can be served as a contrast Set 5 blocks, prevent print wheel shaft 4 is from mobile relative to bushing 5.

The character wheel 6 that bushing 5 can be driven to rotate together or relatively rotate is arranged on each bushing 5, if 6 side wall of character wheel is equipped with Dry code word；Each character wheel 6 is equipped with a pair of heteropolar opposite character wheel magnet 61, corresponds to each pair of character wheel magnet on the print wheel shaft 4 61 are equipped with a print wheel shaft magnet 42.Specifically, the inner hole of the character wheel 6 is equipped with internal tooth 62, the outer wall of the bushing 5 is equipped with The external tooth 52 cooperated with internal tooth 62；When the internal tooth 62 of the external tooth 52 of bushing 5 and character wheel 6 cooperates, bushing 5 and character wheel 6 mutually block Position and allow character wheel 6 that bushing 5 is driven to rotate together；And when the internal tooth 62 of the external tooth of bushing 5 52 and character wheel 6 is mismatched, Detent, character wheel 6 are not just unable to drive the rotation of bushing 5 for bushing 5 and character wheel 6；The print wheel shaft 4 that the print wheel shaft magnet 42 can be fitted into On aperture in, the character wheel magnet 61 is then fitted in the caulking groove on character wheel 6.

The utility model for ease of understanding, the unlocking process and latching process of the utility model once set forth below:

When the character wheel 6 of the utility model is not at the correct position of password, the convex block 41 of print wheel shaft 4 and at least one lining The through slot 51 of set 5 is misaligned and print wheel shaft 4 can not be moved left and right with respect to bushing 5, and the inner end of print wheel shaft 4 is by tapered point at this time It holds 3111 a sides and a side of locked groove 24 to block, and to rotate lock housing 2 by clamping mechanism and can not allow print wheel shaft 4 Inner end is detached from the state blocked by the one side wall of 3111 a side of acute angle tip and locked groove 24, and such lock housing 2 is just blocked by print wheel shaft 4 Firmly, so that lock housing 2 can not rotate；

When the utility model needs to unlock, each character wheel 6 is stirred and the position that makes each character wheel 6 be in proper password Place, at this time the through slot 51 of each convex block 41 on print wheel shaft 4 and each bushing 5 be aligned so that print wheel shaft 4 can be relatively each Bushing 5 moves left and right, so that lock housing 2 will not be blocked by print wheel shaft 4, lock housing 2 can rotate forward completion and unlock at this time, when forward direction turns When dynamic lock housing 2, pushes print wheel shaft 4 mobile by acute angle tip 3111, realize and unlock；And due to the acute angle tip of lock tongue 31 3111 effects, lock housing 2 rotates meeting so that each convex block 41 of print wheel shaft 4 enters in the through slot 51 of each bushing 5 again from each lining It is exited in the through slot 51 of set 5, after each convex block 41 of print wheel shaft 4 is exited out of each bushing 5 through slot 51, bushing 5 and word Wheel 6 can rotate, and character wheel 6 can be made from turn under the magnetic action between character wheel magnet 61 and print wheel shaft magnet 42 at this time It is dynamic, realize automatic messy code；

When the utility model needs to be latched, lock housing 2 is rotated backward, the inner end of print wheel shaft 4 first presses 31 acute angle tip of lock tongue 3111 and make 31 tongue acute angle tip 3111 of lock tongue enter through-hole 26 in, and make lock tongue reset spring T5 compress so that word Wheel shaft 4 can pass through 31 acute angle tip 3111 of lock tongue, after print wheel shaft 4 passes through 31 acute angle tip 3111 of lock tongue, lock tongue reset spring T5 resets and 31 acute angle tip 3111 of lock tongue is pierced by out of through-hole 26, so that the inner end of print wheel shaft 4 is by acute angle tip 3111 a sides and a side of locked groove 24 are blocked, and complete locking, the convex block 41 of print wheel shaft 4 is not at each bushing 5 at this time It can be rotated bushing 5 and character wheel 6, the magnetic action between character wheel magnet 61 and print wheel shaft magnet 42 at this time Under can make character wheel 6 automatically rotate, realize automatic messy code.

When further, to avoid user from carrying out unlocking operation, due between character wheel magnet 61 and print wheel shaft magnet 42 It rotates character wheel 6 automatically, causes user to need to push down character wheel 6 to prevent the rotation of character wheel 6 from could make Each character wheel 6 is on the position of proper password；6 side wall of character wheel is additionally provided with multiple limits being circumferentially uniformly arranged along character wheel 6 Position recess portion 63, each code word for limiting recess portion 63 and respectively corresponding character wheel 6；Be additionally provided in the shell 1 can with lock housing 2 rotate and What is moved up and down argues for the sake of arguing 7, argues for the sake of arguing and is combined with the multiple character wheel locating plates 8 for corresponding cooperation with each character wheel 6, each word on 7 Wheel locating plate 8 has the retention bead 811 being movably fastened with limit recess portion 63；The utility model can by the rotation of lock housing 2 Drive argue for the sake of arguing 7 and the character wheel locating plate 8 argued for the sake of arguing on 7 move up and down, thus control retention bead 811 on character wheel locating plate 8 with Limit recess portion 63 engage whether, when retention bead 811 with limit recess portion 63 engaging can improve character wheel 6 rotate damping, can make Obtaining the magnetic action between character wheel magnet 61 and print wheel shaft magnet 42 can not make character wheel 6 rotate, and user just can be quick at this time Each character wheel 6 is toggled it on the position of proper password；And when retention bead 811 is not with the engaging of limit recess portion 63, character wheel 6 The damping of rotation is small, and the magnetic action between character wheel magnet 61 and print wheel shaft magnet 42 can make character wheel 6 rotate, and realizes messy code. Specifically, 2 side wall of lock housing is equipped with a U-shaped cam path 25, the 7 side inner ends of arguing for the sake of arguing, which are equipped with, is placed through U-shaped cam path Gag lever post 71 in 25, described argue for the sake of arguing 7 are set to the lower section of print wheel shaft 4, and 7 middle parts of arguing for the sake of arguing pass through combination lock 14 and 1 bottom of shell Portion's activity contradicts, and the character wheel locating plate 8, which is set to, argues for the sake of arguing between 7 and print wheel shaft 4, and 8 both ends of character wheel locating plate are respectively The first end 81 and second end 82 being upturned, the first end 81 of character wheel locating plate 8 is equipped with the retention bead 811, described Reseting shrapnel T2,7 other sides and the character wheel of arguing for the sake of arguing are equipped between 1 bottom of 81 bottom of first end and shell of character wheel locating plate 8 8 second end of locating plate, 82 activity contradicts；When the character wheel of the utility model is in unlocking condition and blocking, argue for the sake of arguing 7 limit Position bar 71 be in one of two tops of U-shaped cam path 25, and 7 one side positions of arguing for the sake of arguing at this time are high, and arguing for the sake of arguing 7 is not lifted up The second end 82 of character wheel locating plate 8, the first end 81 of character wheel locating plate 8 is lifted up under reseting shrapnel T2 effect and is made at this time It obtains retention bead 811 to engage with limit recess portion 63, the damping that character wheel 6 rotates at this time is big, character wheel magnet 61 and print wheel shaft magnet 62 Between magnetic action can not make character wheel 6 rotate, each character wheel 6 just quickly can be toggled it to proper password by user at this time On position；And when user rotates lock housing 2 to realize and unlock or when locking, the rotation meeting of lock housing 2 so that argue for the sake of arguing 7 gag lever post 71 The bottom end that U-shaped cam path 25 is moved down into out of U-shaped cam path 25 a top is moved upwards up to U-shaped cam path 25 again In another top, since 7 middle parts of arguing for the sake of arguing are contradicted by combination lock 14 and 1 bottom activity of shell, in this way in 7 sides of arguing for the sake of arguing In 71 folding process of gag lever post, 7 other sides of arguing for the sake of arguing can be lifted up the second end 82 of character wheel locating plate 8 and make character wheel locating plate 8 First end 81 move down so that retention bead 811 is not with the engaging of limit recess portion 63, the damping that such character wheel 6 rotates is small, and In 71 folding process of gag lever post, if character wheel 6 is at the correct position of password, since the acute angle tip 3111 of lock tongue 31 is made With lock housing 2 rotates meeting so that each convex block 41 of print wheel shaft 4 enters in the through slot 51 of each bushing 5 again from the logical of each bushing 5 It is exited in slot 51, after each convex block 41 of print wheel shaft 4 is exited out of each bushing 5 through slot 51, the resistance of the rotation of character wheel 6 at this time Buddhist nun is small, and the magnetic action between character wheel magnet 61 and print wheel shaft magnet 42 can make character wheel 6 rotate, and realizes messy code.

When further, to avoid setting password, the position of character wheel 6 is arranged to so that print wheel shaft magnet 42 and character wheel magnetic The position of 61 homopolarity face of iron, the position are a blind spot position, which can make character wheel 6 can not automatic messy code；It is described An anti-blind spot protrusion 64 is additionally provided on character wheel 6, the second end 82 of the character wheel locating plate 8 and 64 activity of anti-blind spot protrusion contradict, In this way when the proper password position of character wheel 6 is arranged to blind spot position, during the gag lever post 71 for 7 sides of arguing for the sake of arguing moves down, Argue for the sake of arguing that 7 other sides can be lifted up the second end 82 of character wheel locating plate 8 and the first end 81 of character wheel locating plate 8 moves down, so that limit Position protrusion 811 is not with the engaging of limit recess portion 63, and hereafter the second end 82 of character wheel locating plate 8 continues to lift and character wheel is positioned The second end 82 of piece 8 pushes anti-blind spot protrusion 64 to turn an angle, so that character wheel 6 continues to rotate, so that character wheel 6 It is detached from blind spot position, realizes messy code.

Further, to give password for change convenient for user, a perforation 27, the perforation are offered on the side wall of the lock housing 2 The mobile bar 28 that can be rotated and move left and right with lock core component 3 is combined in 27, which can be connected with a bias Cam 32, eccentric cam 32 can be connected with shaft 30, and the inner end of mobile bar 28 makes 3 turns of lock core component against eccentric cam 32 Kinetic energy drives mobile bar 28 to move left and right, and the outer end of the mobile bar 28 is contradicted with 7 inner end of arguing for the sake of arguing, and mobile bar 28 and argues for the sake of arguing 7 Inner end between be equipped with shifting lever spring T3, the reset spring T4 that argues for the sake of arguing is equipped between 71 side wall of outer end and shell of arguing for the sake of arguing；It is described Be additionally provided in shell 17 can move left and right and what is moved up and down seeks yard part 9 with arguing for the sake of arguing, and described argue for the sake of arguing 7 is equipped with slope 72, described Yard part 9 is sought on slope 72, arguing for the sake of arguing in this way 7 can be pushed when moving left and right by slope 72 and seek yard part 9 and move up and down；Seek code Part 9 is equipped with the elastic card claw 91 for corresponding with each bushing 5 and being movably fastened with bushing 5, and each bushing 5 is equipped with and elasticity The notch 53 that claw 91 is movably fastened, the notch 53 of bushing 5 and the position of through slot 51 are arranged to elastic card claw 91 and engage notch 53 When convex block 41 be also aligned through slot 51.When emergency key Y insertion lock core component 3 in and rotation lock core assembly 3 so that mobile bar 28 It is mobile and push and argue for the sake of arguing 7 mobile, it argues for the sake of arguing 7 mobile and push and seek yard part 9 and move up, character wheel 6 is at this time rotated, when character wheel 6 turns to When the position of proper password, the elastic card claw 91 for seeking yard part 9 can block the notch 53 of bushing 5 just to limit bushing 5 and character wheel 6 Rotation, to realize that password is given for change.

Further, to replace password convenient for user, the internal tooth 62 and lining of a control character wheel 6 are additionally provided in the shell 1 Cryptographic key 10 is changed whether the external tooth 52 of set 5 cooperates, when character wheel 6 each in this way is in password correct position, by changing password Key 10 mismatches the internal tooth 62 of character wheel 6 and the external tooth 52 of bushing 5, can stir character wheel 6 at this time and carry out cipher change, close After code replacement, then the cooperation of external tooth 52 for making the internal tooth 62 and bushing 5 of character wheel 6 by changing cryptographic key 10, so that word Wheel 6 can drive bushing 5 to rotate；Specifically, each bushing 5 abuts each other, two bushings 5 of edge are in each bushing 5 In one of bushing 5 and shell 1 between be equipped with and change password spring T6, two bushings 5 of edge are in each bushing 5 In 5 activity of another bushing against cryptographic key 10 is changed, character wheel 6 each in this way be in the correct position of password, push change it is close Code key 10 can push each bushing 5 mobile and make to change password spring T6 compression, and the internal tooth 62 of character wheel 6 and bushing 5 is outer at this time Tooth 52, which is mismatched, can stir character wheel 6 and carry out cipher change, and after cipher change, cryptographic key 10 is changed in release, change password bullet Spring T6, which resets, can make each bushing 5 to reset and the internal tooth 62 of character wheel 6 and the external tooth 52 of bushing 5 is cooperated.

Further, it to be in unlocking condition or blocking convenient for distinguishing the utility model, can be set on the shell 1 There is switch to mark.

The product form and style of above-described embodiment and schema and non-limiting the utility model, any technical field The appropriate changes or modifications that those of ordinary skill does it all should be regarded as the patent category for not departing from the utility model.

Claims (10)

1. a kind of automatic messy code character wheel coded lock, including shell；Being equipped on the shell can lock with respect to the lock housing of housing into rotation The lock core component that can be rotated relative to lock housing is equipped in shell one end, the lock housing other end is connected with locking plate；Being additionally provided in the shell can Rotated with lock housing and the print wheel shaft that moves left and right, be arranged with several bushings that can be relatively moved with print wheel shaft on the print wheel shaft, The character wheel that bushing can be driven to rotate together or relatively rotate is arranged on each bushing, character wheel side wall is equipped with several code words；It is special Sign is:

Each character wheel is equipped with a pair of heteropolar opposite character wheel magnet, and each pair of character wheel magnet is corresponded on the print wheel shaft equipped with one Print wheel shaft magnet.

2. a kind of automatic messy code character wheel coded lock as described in claim 1, it is characterised in that: the lock housing outer wall is equipped with a water The locked groove of setting is put down, offers a through-hole on locked groove slot bottom；The lock core component is equipped with the lock that can be rotated together with lock core component Tongue, the end that the lock tongue side is equipped with tongue and tongue that activity is placed through in through-hole form one and are pierced by lock from through-hole activity The acute angle tip of shell, the rotation of the lock core component can drive tapered point end pass in and out through-hole, print wheel shaft inner end activity against The slot bottom of locked groove, print wheel shaft inner end two sides and acute angle tip and locked groove side wall activity contradict；Print wheel shaft outer end and housing sidewall it Between be equipped with print wheel shaft reset spring.

3. a kind of automatic messy code character wheel coded lock as claimed in claim 2, it is characterised in that: the lock tongue is formed with a mistake Hole and a fixture block, lock core component is equipped with the shaft that activity is placed through in via hole and activity contradicts the pushing block of fixture block；The lock tongue It is equipped with lock tongue reset spring between the upper other side and lock case sidewalls opposite with tongue side is equipped with, the tongue side is equipped with three Angle groove, the through-hole side wall are equipped with the triangle convex that activity is placed in triangular fovea slot.

4. a kind of automatic messy code character wheel coded lock as described in claim 1, it is characterised in that: the character wheel side wall is additionally provided with more A limit recess portion being circumferentially uniformly arranged along character wheel, each code word for limiting recess portion and respectively corresponding character wheel；

Being additionally provided in the shell can rotate and what is moved up and down argue for the sake of arguing with lock housing, argue for the sake of arguing on be combined with and each character wheel one is a pair of The multiple character wheel locating plates that should cooperate, each character wheel locating plate have the retention bead being movably fastened with limit recess portion.

5. a kind of automatic messy code character wheel coded lock as claimed in claim 4, it is characterised in that: the lock case sidewalls are equipped with one U-shaped cam path, the side inner end of arguing for the sake of arguing are equipped with the gag lever post being placed through in U-shaped cam path, and described argue for the sake of arguing is set to print wheel shaft Lower section, the middle part of arguing for the sake of arguing are contradicted with housing bottom activity, and the character wheel locating plate, which is set to, argues for the sake of arguing between print wheel shaft, described Character wheel locating plate both ends are respectively the first end and second end being upturned, and the first end of character wheel locating plate is equipped with the limit Protrusion, is equipped with reseting shrapnel between the first end bottom and housing bottom of the character wheel locating plate, described argue for the sake of arguing positions with character wheel Piece second end activity contradicts.

6. a kind of automatic messy code character wheel coded lock as claimed in claim 5, it is characterised in that: it is anti-to be additionally provided with one on the character wheel Blind spot protrusion, the second end of the character wheel locating plate and the protrusion activity of anti-blind spot contradict.

7. a kind of automatic messy code character wheel coded lock as claimed in claim 5, it is characterised in that: opened up on the side wall of the lock housing There is a perforation, the mobile bar that can be rotated and move left and right with lock core component, the inner end of the mobile bar are combined in the perforation It is contradicted with lock core component, the outer end of mobile bar is contradicted with the inner end argued for the sake of arguing, and is equipped with and is argued for the sake of arguing between the outer end argued for the sake of arguing and housing sidewall Reset spring；Being additionally provided in the shell can move left and right and what is moved up and down seeks a yard part with arguing for the sake of arguing, seek yard part be equipped with it is each The elastic card claw that a bushing is corresponded and is movably fastened with bushing.

8. a kind of automatic messy code character wheel coded lock as claimed in claim 7, it is characterised in that: the mobile bar with argue for the sake of arguing it is interior Shifting lever spring is equipped between end.

9. a kind of automatic messy code character wheel coded lock as claimed in claim 7, it is characterised in that: the print wheel shaft be equipped with it is each A bushing corresponds the convex block of cooperation, and each convex block is arranged in and the axial parallel linear structure of print wheel shaft；Each bushing is set There are the notch being movably fastened with elastic card claw and the through slot with convex block activity cooperation；The position of notch and through slot is arranged to elastic card Convex block is also aligned through slot when pawl engages notch.

10. a kind of automatic messy code character wheel coded lock as described in claim 1, it is characterised in that: set on the inner hole of the character wheel Have an internal tooth, the outer wall of the bushing is equipped with external tooth cooperate with internal tooth, be additionally provided in the shell control character wheel internal tooth and Cryptographic key is changed whether the external tooth cooperation of bushing.