CN203129776U

CN203129776U - Suitcase zipper coded lock

Info

Publication number: CN203129776U
Application number: CN 201320128476
Authority: CN
Inventors: 冯海勇
Original assignee: WENZHOU PAIKE CASE CO Ltd
Current assignee: WENZHOU PAIKE CASE CO Ltd
Priority date: 2013-03-20
Filing date: 2013-03-20
Publication date: 2013-08-14
Anticipated expiration: 2023-03-20

Abstract

The utility model relates to a suitcase zipper coded lock which comprises a lock shell, a coded wheel lock mechanism, a key lock core mechanism and a latch hook mechanism, wherein the key lock core mechanism comprises a lock cylinder body; the lock cylinder body is sleeved with a lock cylinder sleeve to form a key lock core assembly; the key lock core assembly is placed in a key lock core accommodating cavity and can slide; a locating slot is formed in the circumference of an inner hole in the lock cylinder sleeve; when a key is inserted into the lock cylinder body in a correct state, a lock cylinder male tab on the lock cylinder body shrinks into the lock cylinder body and releases positioning locking of the lock cylinder male tab and the locating slot, and the lock cylinder body can freely rotate in the lock cylinder sleeve; when the key is extracted from the lock cylinder body, the lock cylinder male tab on the lock cylinder body stretches into the locating slot to be in location fit with the locating slot; a Loongson is propped against the lock cylinder sleeve via a Loongson reset spring; a pushing block is arranged at an end, where a key hole socket is positioned, of the lock cylinder body; a pushing plate is in linkage connection at the other end of the lock cylinder body; and the pushing plate is in linkage connection with the latch hook mechanism. The suitcase zipper coded lock has the characteristics of compact structure, sturdiness, durability and small size.

Description

A kind of case and bag slide fastener coded lock

Technical field

The utility model relates to lock technology field, is specifically related to a kind of case and bag slide fastener coded lock.

Background technology

Combination lock has obtained liking of vast tourism fan and business people and has praised highly as the higher carry-on case and bag of safety factor in the travelling, why traditional combination lock has very high safety factor is because the slide fastener coded lock with cryptographic function has been installed.

As shown in Figure 1, existing case and bag slide fastener coded lock includes lock housing 1, be installed in lock core mechanism and latch hook mechanism in the lock housing, lock housing upper surface place arranges two lockholes that can supply slider of zipper fastener to stretch into, lock core mechanism and the interlock of latch hook mechanism, latch hook mechanism is positioned at two lockhole positions and the slider of zipper fastener that can lock realizes that the switching of case and bag slide fastener coded lock cooperates; Also be provided with base plate in the lock housing, lock core mechanism and latch hook mechanism are arranged on the base plate, lock core mechanism comprises cipher wheel latch mechanism and key cylinder mechanism, the cipher wheel latch mechanism comprises some by cipher wheel and the nested cipher wheel assembly that is combined to form of spline wheel, cipher wheel is enclosed within on the spline wheel, and the interlock on spline teeth groove and spline tooth engagement fit formation direction of rotation, each cipher wheel assembly string side by side is enclosed within on the Godson, corresponding spline wheel inner hole wall is provided with groove, Godson is distributed with protuberance and optical axis portion vertically, protuberance and optical axis portion are spaced apart, when password is correct, the spline wheel upper groove of each cipher wheel assembly is corresponding with the projection part position on the Godson, then can promote Godson and move axially, and the cipher wheel latch mechanism is in released state, when the password mistake, then spline wheel upper groove and the dislocation of Godson upper convex portion, the spacing locking of Godson, the cipher wheel latch mechanism is in blocking; Described key cylinder mechanism comprises plug body and lock core slide plate, latch hook mechanism comprise the latch hook body and with the pushing block of latch hook body interlock, described Godson is through lock core slide plate and spacing locking and the release of latch hook body interlock formation to the latch hook body; There is certain defective in the case and bag slide fastener coded lock of existing structure: 1) the independent switching lock of key cylinder mechanism is by plug body rotational lock core slide plate, remove the lock core slide plate to the linkage locking cooperation of latch hook mechanism and cipher wheel latch mechanism, thereby realize that latch hook mechanism is not subjected to the restriction of cipher wheel latch mechanism, finish and unblank, this structure, exist case and bag slide fastener coded lock structure not compact on the one hand, have poor stability and unstable defective on the other hand; 2) the latch hook body construction comprises the gangbar part of " 7 " font, vertical bar portion in gangbar part laterally extends hook portion, the corresponding lockhole of hook portion, be provided for the latch hook spring that resets on the hook portion, pushing block and latch hook body are positioned at the same end of cipher wheel latch mechanism, exist case and bag slide fastener coded lock structure not compact, the defective of poor stability; 3) the tone mark shifting block need continue pushing firmly, can not loose one's grip, and setting code is decontroled afterwards again, finishes reversion, and this operation seems simply, but the performance accuracy height, and want skilled, be very easy to make mistakes for a new hand.

Summary of the invention

At the deficiency that prior art exists, the purpose of this utility model is to provide a kind of lock core mechanism to arrange rationally, have easy to operate, sturdy and durable, and compact conformation, the case and bag slide fastener coded lock that volume is little.

For achieving the above object, the utility model provides following technical scheme: a kind of case and bag slide fastener coded lock, include lock housing, be arranged on lock core mechanism and latch hook mechanism in the lock housing, lock core mechanism includes cipher wheel latch mechanism and key cylinder mechanism, the cipher wheel latch mechanism comprises Godson, cipher wheel assembly and Godson back-moving spring, be provided with the key cylinder containing cavity of installing for key cylinder mechanism in the described lock housing, the latch hook containing cavity that the cipher wheel that supplies the cipher wheel latch mechanism to install is locked containing cavity and installed for latch hook mechanism, lock housing is provided with the lockhole that stretches into for outside locking device, key cylinder mechanism includes plug body, it is characterized in that: be arranged with the lock core cover on the described plug body and constitute the key cylinder assembly, the key cylinder assembly is placed in slip in the key cylinder containing cavity, circumferentially be distributed with locating slot in the described lock core cover endoporus, when inserting correct key state in the described plug body, remove the location locking of lock core inserted sheet and locating slot in the lock core inserted sheet retraction plug body on the plug body, and plug body is free to rotate in the lock core cover, described plug body is after key is extracted, lock core inserted sheet on the plug body stretches in the locating slot, cooperate with the locating slot location, described Godson is connected to lock core through the Godson back-moving spring and puts, described plug body is positioned at keyhole socket one end and is provided with pushing block, the push pedal that has been connected of the plug body other end, push pedal and latch hook mechanism are connected.

By adopting technique scheme, when adopting key unlocking, correct key is inserted in the keyhole of plug body, make in the lock core inserted sheet retraction plug body, the rotational lock core body, promote push pedal in the plug body rotation process, thereby act in the latch hook mechanism and realize unlocking action, during locking, plug body is turned to the origin-location reset, push pedal also resets accordingly, extract key, the lock core inserted sheet stretches in the locating slot of lock core cover again, and plug body is by locking, can't rotate, realize locking again; When cipher wheel latch mechanism lockup state, be connected to the Godson locking key cylinder assembly that lock core puts, make it slippage push push pedal, constitute cipher wheel latch mechanism locking case and bag slide fastener coded lock, when cipher wheel latch mechanism released state, then Godson can move axially the distance of unblanking, and promotes pushing block, then key cylinder assembly slip promotes pushing block, thereby realizes release; Case and bag slide fastener coded lock of the present utility model, realize key unlocking and password unlocking independent operation, mutual interference when reducing the operation of two cover mechanisms, stability improves, sturdy and durable, the above-mentioned setting down makes that case and bag slide fastener lock internal construction is compacter simultaneously, volume reduces, and reduces case and bag slide fastener coded lock taking the case and bag inner space; And pushing block is arranged on the plug body, and plug body has the function that promotion push pedal realization is unblanked simultaneously, need not pushing block is arranged to individual components, reduces that the pushing block installing space being set in lock housing, makes that case and bag slide fastener lock internal construction is compacter, and volume reduces.

The utility model further is set to: described key cylinder containing cavity, cipher wheel lock containing cavity and latch hook containing cavity are successively along push pedal glide direction and column distribution setting, described latch hook mechanism includes for the latch hook of the outside locking device of locking and the block that cooperates with latch hook, described block one end and push pedal are connected, be provided with the block return unit between the other end of block and the latch hook containing cavity inwall, described block is provided with the locking projection, described latch hook is corresponding with the lockhole position on the lock housing, what described latch hook can be swung is arranged in the latch hook containing cavity, latch hook is positioned at the block top, latch hook be provided with block on locking projection interlock and the positioning convex of location locking, described latch hook is provided with and makes on the latch hook positioning convex recess the reduction torsion spring that the locking projection resets on the block.

By adopting technique scheme, outside locking device (as slide fastener) is stretched in the lockhole, the spring force that latch hook overcomes reduction torsion spring rotates, locking projection on the positioning convex pushing block on it, block moves, and when positioning convex height during greater than the locking height of projection, block resets under the effect of block return unit, and the locking projection positions locking to positioning convex, realizes that latch hook locks outside locking device (as slide fastener); When the needs release, promote push pedal, push pedal promotes baffle plate and moves, and the locking projection breaks away from positioning convex, and latch hook rotates under the effect of reduction torsion spring and resets, and finishes latch hook outside locking device release is moved; The structure of this latch hook mechanism arranges compactness, and stable operation is sturdy and durable.

The utility model further is set to: described block includes long block and short block, described long block one end and push pedal are connected, between the long block other end and the latch hook containing cavity inwall long block return unit is set, long block is provided with the gathering sill for short block positioning sliding, described short block is assemblied in the gathering sill, short block one end and push pedal interlock, be provided with short block return unit between the short block other end and the latch hook containing cavity inwall, described latch hook comprises first latch hook that cooperates with short block and second latch hook that cooperates with long block, and corresponding lock housing is provided with two lockholes.

By adopting technique scheme, meet the designing requirement of existing case and bag, meet use habit, offer gathering sill at long block simultaneously and install for short block, make latch hook mechanism structure compactness, processing arranges conveniently.

The utility model further is set to: the end that described cipher wheel mechanism is positioned at away from key cylinder mechanism is provided with and the vertically disposed tone mark button of Godson, be provided with tone mark button mount pad in the described cipher wheel lock containing cavity, described tone mark button is slidedly assemblied in the tone mark button and installs, the spline wheel of tone mark button and cipher wheel assembly is linked, described tone mark button is provided with and can pushes the spline wheel shaft when pressing to the pushing inclined-plane that the cipher wheel that moves realization cipher wheel assembly is separated with the spline wheel, and the spline wheel of described cipher wheel assembly is conflicted through the Godson back-moving spring and is linked in the pushing inclined-plane of tone mark button formation.

By adopting technique scheme, promotion spline wheel when realizing pressing operation tone mark button is set through the inclined-plane, reaching the spline wheel separates with the spline wheel, cipher wheel change password free to rotate then, the tone mark push-button reset, then under the effect of Godson compression spring, the spline wheel resets, cipher wheel and the interlock again of spline wheel, more convenient to operate.

The utility model further is set to: described tone mark button and tone mark button mount pad are provided with the gear latch-up structure for the locking of tone mark button positions; Described gear latch-up structure is grab and draw-in groove fit structure.

By adopting technique scheme, conveniently change Password Operations, safe operation process adopts grab and draw-in groove structure simultaneously, and is simple in structure, arranges conveniently.

The utility model further is set to: described push pedal extends to tone mark button place with respect to the other end that is connected an end with plug body, described tone mark button is positioned at the push pedal top, described push pedal is provided with the inclined plane part that arranges towards the tone mark button, described inclined plane part is positioned at the tone mark button towards a side of key cylinder mechanism, when the tone mark button is positioned at the accent code position, described tone mark button is positioned on the sliding trajectory of push pedal ramp portion, when the tone mark button was positioned at the normal position, described tone mark button was positioned at the inclined plane part top of push pedal and breaks away from the sliding trajectory of inclined plane part.

By adopting technique scheme, be in normal position (being non-accent code position) at the tone mark button, tone mark button and inclined plane part can not interfered, and push pedal can be free to slide finishes unlocking action, when the tone mark button is in the accent code position, the tone mark button is positioned on the sliding trajectory of inclined plane part, after changing password and finishing, promotes pushing block and finishes unlocking action one time, the push pedal slippage, the also slippage of inclined plane part on it forces the tone mark push-button reset with tone mark button jack-up, transfers sign indicating number to finish; Meanwhile, Godson is axial slip also, and promotes the spline wheel and reset, and the spline wheel acts on the pushing inclined-plane of tone mark button, produces a power that forces tone mark button return; The above-mentioned setting down realizes transferring two kinds of guarantees of code operations,, guaranteed the reversion success, not mess code.

The utility model further is set to: described tone mark button is provided with the positioning and guiding groove for the spline wheel end location of cipher wheel assembly, and described pushing inclined-plane is positioned at the positioning and guiding groove to be operated on the sidewall of an end near the tone mark button press.

By adopting technique scheme, the tone mark button is cooperated reliably with the location of spline wheel.

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

Description of drawings

Fig. 1 is the structural representation of the utility model background technology;

Fig. 2 is the three-dimensional view of the utility model specific embodiment case and bag slide fastener coded lock;

Fig. 3 is the utility model specific embodiment case and bag slide fastener coded lock explosive view;

Fig. 4 is the structural representation after the utility model specific embodiment case and bag slide fastener coded lock is removed the lock housing back side and base plate;

Fig. 5 is the utility model specific embodiment case and bag slide fastener coded lock opening structural representation (removal lock housing);

Fig. 6 is the utility model specific embodiment case and bag slide fastener coded lock locking-in state structural representation (removal lock housing);

Fig. 7 is that the utility model specific embodiment case and bag slide fastener coded lock is transferred sign indicating number status architecture schematic diagram (removal lock housing);

Fig. 8 is the utility model specific embodiment case and bag slide fastener coded lock key unlocking status architecture schematic diagram (removal lock housing);

Fig. 9 is the utility model specific embodiment tone mark button assembling structure schematic diagram;

Figure 10 is the utility model specific embodiment lock core nested structure schematic diagram.

The 1-lock housing, 11-lock body seat, 110-lockhole, 111-key cylinder containing cavity, 112-cipher wheel lock containing cavity, 1121-tone mark button mount pad, 113-latch hook containing cavity, 12-lock body bottom, 13-base plate, 2-lock core mechanism, 21-cipher wheel latch mechanism, 211-Godson, 2111-butt plate, 212-cipher wheel assembly, 2121-spline wheel, the 2122-cipher wheel, 213-Godson back-moving spring, 214-positioning installation frame, 215-tone mark button, 2151-positioning and guiding groove, 2152-pushes the inclined-plane, the 2153-draw-in groove, 2154-grab, 22-key cylinder mechanism, the 221-plug body, 222-lock core cover, 2220-locating slot, the 223-pushing block, 224-jump ring, 225-push pedal, the 2251-inclined plane part, 3-latch hook mechanism, 31-latch hook, 311-first latch hook, 312-second latch hook, 3110-positioning convex, the 32-block, the long block of 321-, the short block of 322-, 3220-locking projection, the long block return unit of 331-, the short block return unit of 332-

The specific embodiment

Shown in Fig. 2 to 10, the disclosed a kind of case and bag slide fastener coded lock of the utility model includes lock housing 1, is arranged on lock core mechanism 2 and latch hook mechanism 3 in the lock housing 1; Lock core mechanism 2 includes cipher wheel latch mechanism 21 and key cylinder mechanism 22; Cipher wheel latch mechanism 21 comprises Godson 211, cipher wheel assembly 212 and Godson back-moving spring 213; Wherein cipher wheel assembly 212 is spline wheel 2121 and cipher wheel 2122 nested combinations, be prior art, on Godson 211, be in series with three groups of cipher wheel assemblies 212 usually side by side, arrange for convenient, in lock housing 1, assemble a positioning installation frame 214 that is used for location and installation cipher wheel assembly 212 separately; Lock housing 1 is fastened mutually by lock body seat 11 and lock body bottom 12 and forms, and is provided with base plate 13 in lock body bottom 12, and lock core mechanism 2 and latch hook mechanism 3 are installed on the base plate 13; Be provided with key cylinder containing cavity 111, the cipher wheel lock containing cavity 112 that confession cipher wheel latch mechanism 21 is installed and the latch hook containing cavity of installing for latch hook mechanism 3 113 that confession key cylinder mechanism 22 installs in the described lock body seat 11; Lock body seat 11 is provided with the lockhole 110 that stretches into for outside locking device, and latch hook mechanism 3 is positioned at lockhole 110 places; Described key cylinder mechanism 22 includes plug body 221, is arranged with lock core cover 222 on the plug body 221 and constitutes the key cylinder assemblys, and a jump ring 224 is set in the end of plug body 221 lock core is overlapped 222 spacing on plug body 221; The key cylinder assembly is placed in the key cylinder containing cavity 111, leave the space for the slippage of key cylinder assembly in the key cylinder containing cavity 111, but lock core cover 222 on direction of rotation and the location can't rotate (adopt lock core to overlap 222 profiles usually and adopt square setting); Described lock core overlaps and circumferentially is distributed with locating slot 2220 in 222 endoporus, in this specific embodiment, lock core cover 222 is provided with key cylinder mechanism 22 and is in two groups of locating slots 2220 on lockset position of coupler and the lock position, is convenient to the location of 22 two positions of key cylinder mechanism; When inserting correct key state in the described plug body 221, remove the location lockings of lock core inserted sheets and locating slot 2220 in the lock core inserted sheet retraction plug body 221 on the plug body 221, then plug body 221 is overlapped in 222 free to rotate at lock core; Described plug body 221 is after key is extracted, and the lock core inserted sheet on the plug body 221 stretches in the locating slot 2220, cooperates with locating slot 2220 location, realizes the locking position of plug body 221; Described Godson 211 is connected on the lock core cover 222 through Godson back-moving spring 213, reliable for making Godson 211 and lock core overlap 222 butts, with lock core cover 222 ends that cooperate butt plate 2111 is set at Godson 211, butt plate 2111 is connected on the plane of lock core cover 222, Godson back-moving spring 213 1 ends are pressed on the butt plate 2111, the other end is pressed on the spline wheel 2121 of one group of cipher wheel assembly 212 of close key cylinder mechanism 22 on the Godson 211,213 pairs of Godsons 211 of Godson back-moving spring have one Godson 211 is pressed on thrust on the lock core cover 222 like this, and spline wheel 2121 is produced one reliably are connected to power on the cipher wheel 2122 (namely forcing spline wheel 2121 spring forces that reset); Described plug body 221 is positioned at keyhole socket one end and is provided with pushing block 223, and pushing block 223 and plug body 221 whole settings also can assemble the formation one; The push pedal 225 that has been connected of described plug body 221 other ends, push pedal 225 is connected with latch hook mechanism 3; For making plug body 221 reliable with push pedal 225 interlocks, extending semi-cylindrical interlock in plug body 221 ends refers to, another semicircle of plug body 221 ends is the location end face, in push pedal 225 the semicircle detent suitable with plug body 221 location end faces is set accordingly, the interlock of plug body 221 refers to that the side planar end surface is resisted against to constitute on push pedal 225 end faces and is linked, and the location end face of plug body 221 embeds in the semicircle detent of push pedal 225 and realizes the location.

In this specific embodiment, described key cylinder containing cavity 111, cipher wheel lock containing cavity 112 and latch hook containing cavity 113 are successively along push pedal 225 glide directions and column distribution setting; Described latch hook mechanism 3 includes the block position part that resets for the latch hook 31 of the outside locking device of locking, the block 32 that cooperates with latch hook 31 and promotion block 32, usually lock housing 1 is provided with two lockholes 110, corresponding latch hook 31 comprises respectively first latch hook 311 and second latch hook 312 with two corresponding settings in lockhole 110 positions, block 32 includes long block 321 and short block 322, and the block return unit comprises long block return unit 331 and short block return unit 332; Described long block 321 1 ends are pressed on push pedal 225 ends formation and are connected, between long block 321 other ends and latch hook containing cavity 113 inwalls long block return unit 331 is set, realize that long block 321 reliably is pressed on push pedal 225 ends, long block 321 is provided with the gathering sill for short block 322 positioning slidings, described short block 322 is assemblied in the gathering sill, short block 322 is pressed on to constitute in the push pedal 225 towards an end of push pedal and is connected, be provided with between short block 322 other ends and latch hook containing cavity 113 inwalls and be pressed on short block return unit 332 in the push pedal 225 with lacking block 322, in this specific embodiment, long block return unit 331 and short block return unit 332 are spring, are positioned at latch hook containing cavity 113 places at base plate 13 and are provided with for the hole slot of long block return unit 331 with short block return unit 332 location and installation; Described first latch hook 311 cooperates with short block 322, and second latch hook 311 cooperates with long block 321; Be equipped with locking projection 3220 at long block 321 and short block 322; Described first latch hook 311 and second latch hook 312 include the latch hook body, the latch hook body is pincerlike, the latch hook body is provided with rotating shaft, first latch hook 311 and second rotating shaft of latch hook 312 on it are assemblied in the latch hook containing cavity 113 and can swing, in rotating shaft reduction torsion spring is installed, reduction torsion spring one end hangs on the latch hook body, and the other end and lock housing 1 inwall are conflicted; Be extended with positioning convex 3110 in the latch hook body end, described first latch hook 311 is realized interlock through the positioning convex 3110 on it and the locking projection 3220 on the long block 321; And realize that long block 321 is spacing on the position of the outside locking device of locking with first latch hook 311, the locking projection of second latch hook 312 on the positioning convex on it and short block 322 realizes interlock, and realizes that short block 322 is spacing on the position of the outside locking device of locking with second latch hook 312; Locking projection 3220 is positioned on the rotary motion trace of positioning convex 3110, and when first latch hook 311 and 312 rotations of second latch hook, positioning convex 3110 promotes locking projectioies 3220 on it, namely promotes long block 321 and short block 322 slippages.Latch hook of the present utility model mechanism 3 operating principles are: locking, outside locking device (slide fastener) stretches in the lockhole 110, promote the first latch hook 311(, second latch hook 312) overcome the reduction torsion spring effect and rotate, and the short block 322 of the long block 321(of promotion) overcome the short block return unit 332 of long block return unit 331() slippage, when the position of the outside locking device of first latch hook, 311 twist-locks, the first latch hook 311(, second latch hook 312) the locking projection short block 322 of positioning convex and long block 321() breaks away from, at the short block return unit 332 of long block return unit 331() effect under, the short block 322 of long block 321() resets, and the below of the positioning convex locking projection embedding first latch hook 311(second latch hook 312 short block 322 of long block 321()), the first latch hook 311(, second latch hook 312) positioning convex is supported on the short block 322 of long block 321() the locking projection on, thereby realize the first latch hook 311(, second latch hook 312) be in locking outside locking device (slide fastener); Unblank, promote push pedal 225, push pedal 225 promotes long block 321 and short block 322 slippages, when slippage behind certain distance, locking projection on long block 321 and the short block 322 breaks away from the positioning convex on first latch hook 311 and second latch hook 312, under the effect of each latch nook reduction torsion spring, first latch hook 311 and second lock, 312 hooks rotate and reset, and finish and unblank.Certainly as the feasible technical scheme of the utility model, latch hook mechanism also can adopt former latch hook mechanism to arrange, but exist inconvenience is set, and the defective that structure is not compact is so the utility model preferentially adopts technique scheme.

Change Password Operations for the convenience of the user, the end that described cipher wheel mechanism 21 is positioned at away from key cylinder mechanism 22 is provided with and Godson 211 vertically disposed tone mark buttons 215, be provided with tone mark button mount pad 1121 in the described cipher wheel lock containing cavity 112, described tone mark button 215 is slidedly assemblied in the tone mark button and installs on 1121, tone mark button 215 1 ends stretch out lock body seat 11 upper surfaces, this end is the pressing operation end of tone mark button 215, tone mark button 215 is linked with the spline wheel 2121 of cipher wheel assembly 212, be provided with positioning and guiding groove 2151 at tone mark button 215 towards a side of cipher wheel latch mechanism 21, the spline of the one group cipher wheel assembly 212 corresponding with tone mark button 215 is taken turns 2121 ends and is positioned at positioning and guiding groove 2151, the sidewall that positioning and guiding groove 2151 closes on tone mark button 215 pressing operation ends is provided with pushing inclined-plane 2152, the oblique setting that has a down dip of direction is pressed along tone mark button 215 in pushing inclined-plane 2152, under 213 effects of Godson back-moving spring, conflict and be linked in pushing inclined-plane 2152 formations in the end of spline wheel 2121; Press the end of 215 spline wheels 2121 of tone mark button and slide along pushing inclined-plane 2152, under the effect on pushing inclined-plane 2152, spline wheel 2121 moves axially and breaks away from cipher wheel 2122, cipher wheel 2122 passwords that change free to rotate; The spline wheel 2121 of described cipher wheel assembly 212 is conflicted through Godson back-moving spring 213 and is linked in the pushing inclined-plane of tone mark button 215 2152 formations.For further facilitating the accent code operations, described tone mark button 215 and tone mark button mount pad 1121 are provided with the gear latch-up structure for tone mark button 215 locking positions; Described gear latch-up structure is draw-in groove 2153 and grab 2154 fit structures; This specific embodiment is pressed direction at both lateral sides wall upper edge tone mark button 215 and is distributed with 2153, two groups of draw-in grooves of two groups of draw-in grooves 2,153 two positions of corresponding tone mark button 215 (normal position and accent code position) respectively; Extend two grabs 2154 that cooperate with 215 liang of side bayonet slots 2153 of tone mark button on the tone mark button mount pad 1121, thereby realize 215 two positional lock fastenings of tone mark button position.

Become sign indicating number reliably for making, described push pedal 225 extends to tone mark button 215 places with respect to the other end that is connected an end with plug body 221, described tone mark button 215 is positioned at push pedal 225 tops, described push pedal 225 is provided with the inclined plane part 2251 that arranges towards tone mark button 215, described inclined plane part 2251 is positioned at tone mark button 215 towards a side of key cylinder mechanism 22, when tone mark button 215 is positioned at the accent code position, described tone mark button 215 is positioned on the sliding trajectory of push pedal 225 ramp portions 2251, when tone mark button 215 was positioned at the normal position, described tone mark button 215 was positioned at inclined plane part 2251 tops of push pedal 225 and breaks away from the sliding trajectory of inclined plane part 2251.Be in normal position (being non-accent code position) at tone mark button 215 like this, tone mark button 215 can not interfered with inclined plane part 2251, push pedal 225 can be free to slide finishes unlocking action, and when tone mark button 215 was in the accent code position, tone mark button 215 was positioned on the sliding trajectory of inclined plane part 2251, after changing password and finishing, promote pushing block 223 and finish unlocking action one time, push pedal 225 slippages, the also slippage of inclined plane part 2251 on it, force tone mark button 215 to reset tone mark button 215 jack-up, transfer sign indicating number to finish; Meanwhile, Godson 211 is axial slip also, and promotes spline wheel 2121 and reset, and spline wheel 2121 acts on the pushing inclined-plane 2152 of tone mark button 215, produces a power that forces tone mark button 215 returns; The above-mentioned setting down realizes transferring two kinds of guarantees of code operations,, guaranteed the reversion success, not mess code.For tone mark button 215 is cooperated reliably with push pedal 225 ramp portions 2251, described tone mark button 225 ends are provided with an inclined plane, location that is oppositely arranged with inclined plane part 2251.

The operating principle of case and bag slide fastener coded lock of the present utility model is: 1) as figure, cipher wheel latch mechanism 21 is unblanked: when password is correct, promote pushing block 223, and the slippage of key cylinder assembly, and promote push pedal 225 slippages, promote latch hook mechanism 3 and realize unblanking; 2) as figure, key unlocking: insert correct key, be in the lock core inserted sheet withdrawal plug body 221 on the plug body 221, eliminate plug body 221 and lock core and overlap spacing on 222 direction of rotation, plug body 221 can be overlapped in 222 at lock core and freely be rotated, rotational lock core body 221 promotes push pedal 225 slippages in plug body 221 rotation processes, promote latch hook mechanism 3 and realize unblanking; 3) as figure, transfer code operations: press tone mark button 215, under the effect on pushing inclined-plane 2152, force spline wheel 2121 to separate with cipher wheel 2122, cipher wheel 2122 passwords that change free to rotate are after password is determined, finish unlocking action one time, push pedal 225 ramp portions, 2251 roof pressure tone mark buttons 215 and spline are taken turns 2121 roof pressure tone mark buttons 215, thereby realize that the restriction that tone mark button 215 overcomes the gear latch-up structure resets, and finishes the accent code operations.

Claims

1. case and bag slide fastener coded lock, include lock housing, be arranged on lock core mechanism and latch hook mechanism in the lock housing, lock core mechanism includes cipher wheel latch mechanism and key cylinder mechanism, the cipher wheel latch mechanism comprises Godson, cipher wheel assembly and Godson back-moving spring, be provided with the key cylinder containing cavity of installing for key cylinder mechanism in the described lock housing, the latch hook containing cavity that the cipher wheel that supplies the cipher wheel latch mechanism to install is locked containing cavity and installed for latch hook mechanism, lock housing is provided with the lockhole that stretches into for outside locking device, key cylinder mechanism includes plug body, it is characterized in that: be arranged with the lock core cover on the described plug body and constitute the key cylinder assembly, the key cylinder assembly is placed in slip in the key cylinder containing cavity, circumferentially be distributed with locating slot in the described lock core cover endoporus, when inserting correct key state in the described plug body, remove the location locking of lock core inserted sheet and locating slot in the lock core inserted sheet retraction plug body on the plug body, and plug body is free to rotate in the lock core cover, described plug body is after key is extracted, lock core inserted sheet on the plug body stretches in the locating slot, cooperate with the locating slot location, described Godson is connected to lock core through the Godson back-moving spring and puts, described plug body is positioned at keyhole socket one end and is provided with pushing block, the push pedal that has been connected of the plug body other end, push pedal and latch hook mechanism are connected.

2. case and bag slide fastener coded lock according to claim 1, it is characterized in that: described key cylinder containing cavity, cipher wheel lock containing cavity and latch hook containing cavity are successively along push pedal glide direction and column distribution setting, described latch hook mechanism includes for the latch hook of the outside locking device of locking and the block that cooperates with latch hook, described block one end and push pedal are connected, be provided with the block return unit between the other end of block and the latch hook containing cavity inwall, described block is provided with the locking projection, described latch hook is corresponding with the lockhole position on the lock housing, what described latch hook can be swung is arranged in the latch hook containing cavity, latch hook is positioned at the block top, latch hook be provided with block on locking projection interlock and the positioning convex of location locking, described latch hook is provided with and makes on the latch hook positioning convex recess the reduction torsion spring that the locking projection resets on the block.

3. case and bag slide fastener coded lock according to claim 2, it is characterized in that: described block includes long block and short block, described long block one end and push pedal are connected, between the long block other end and the latch hook containing cavity inwall long block return unit is set, long block is provided with the gathering sill for short block positioning sliding, described short block is assemblied in the gathering sill, short block one end and push pedal interlock, be provided with short block return unit between the short block other end and the latch hook containing cavity inwall, described latch hook comprises first latch hook that cooperates with short block and second latch hook that cooperates with long block, and corresponding lock housing is provided with two lockholes.

4. according to claim 1 or 2 or 3 described case and bag slide fastener coded locks, it is characterized in that: the end that described cipher wheel mechanism is positioned at away from key cylinder mechanism is provided with and the vertically disposed tone mark button of Godson, be provided with tone mark button mount pad in the described cipher wheel lock containing cavity, described tone mark button is slidedly assemblied in the tone mark button and installs, the spline wheel of tone mark button and cipher wheel assembly is linked, described tone mark button is provided with and can pushes the spline wheel shaft when pressing to the pushing inclined-plane that the cipher wheel that moves realization cipher wheel assembly is separated with the spline wheel, and the spline wheel of described cipher wheel assembly is conflicted through the Godson back-moving spring and is linked in the pushing inclined-plane of tone mark button formation.

5. case and bag slide fastener coded lock according to claim 4 is characterized in that: described tone mark button and tone mark button mount pad are provided with the gear latch-up structure for the locking of tone mark button positions.

6. case and bag slide fastener coded lock according to claim 4, it is characterized in that: described tone mark button is provided with the positioning and guiding groove for the spline wheel end location of cipher wheel assembly, and described pushing inclined-plane is positioned at the positioning and guiding groove to be operated on the sidewall of an end near the tone mark button press.

7. case and bag slide fastener coded lock according to claim 5, it is characterized in that: described gear latch-up structure is grab and draw-in groove fit structure.

8. case and bag slide fastener coded lock according to claim 5, it is characterized in that: described push pedal extends to tone mark button place with respect to the other end that is connected an end with plug body, described tone mark button is positioned at the push pedal top, described push pedal is provided with the inclined plane part that arranges towards the tone mark button, described inclined plane part is positioned at the tone mark button towards a side of key cylinder mechanism, when the tone mark button is positioned at the accent code position, described tone mark button is positioned on the sliding trajectory of push pedal ramp portion, when the tone mark button was positioned at the normal position, described tone mark button was positioned at the inclined plane part top of push pedal and breaks away from the sliding trajectory of inclined plane part.