CN114658292A - Zipper lock - Google Patents

Abstract

The invention discloses a zipper lock, which relates to the technical field of lock structures and comprises a lock shell, a coded lock mechanism and a lock hook mechanism; the lock hook mechanism comprises a push-type lock hook body and a lock hook body, wherein the lock hook body can be locked with the zipper sheet; a clutch piece is arranged between the lock hook body and the movable plate; when the zipper lock is in a locked state, the coded wheel assembly can prevent the movable plate from moving, and the movable plate can prevent the lock hook body from moving through the clutch piece so as to prevent the pushed movement; when the zipper lock is in an unlocking state, the code wheel assembly releases the prevention of the movement of the movable plate, and the movable plate can release the prevention of the movement of the lock hook body through the clutch piece, so that the prevention of the pushing movement is released. The zipper lock provided by the invention has the advantage of reliable unlocking, and can avoid the problem that the friction resistance of a part is increased after a long time or the unlocking obstacle is caused by the failure of the elastic force of a spring when the spring is adopted.

Description

Zipper lock

Technical Field

The invention relates to the technical field of lock structures, in particular to a zipper lock.

Background

At present, the zip fastener lock obtains generally using in the case and bag, but, some case and bag zip fastener locks appear the phenomenon of card pause easily in the unblock process, and along with the time increase of using, its reliability of unblock will greatly reduced.

For example, application number is 201310038593.6, zip fastener trick lock is including the lock shell to and install lock core mechanism and latch hook mechanism in the lock shell, be equipped with the lock core holding chamber that supplies lock core mechanism positioning assembly and the latch hook holding chamber that supplies latch hook mechanism positioning assembly in the lock shell, lock core mechanism is including password wheel latch mechanism, and password wheel latch mechanism includes slide and a plurality of password wheel subassembly, and password wheel subassembly is including rotating the password wheel and interior wheel that the linkage is connected, the interior wheel cooperation of slide and each password wheel subassembly, latch hook mechanism includes latch hook body and unlocking piece, slide and unlocking piece linkage. The sliding plate is linked with the connecting rod through the rotating block, so that the password wheel lock mechanism and the lock hook mechanism are linked to form unlocking and locking control of the password wheel lock mechanism on the lock hook mechanism.

In the unlocking process, when the password is input correctly, the sliding plate is driven to move through the spring, so that the locking protrusions on the sliding plate are inserted into the unlocking grooves of the corresponding inner wheels, the rotating block is shifted by the shifting block to rotate, when the spacing cavity between the first linkage finger and the second linkage finger on the rotating block corresponds to the position of the connecting rod of the unlocking piece, the connecting rod of the unlocking piece can be pushed into the spacing cavity, and the lock hook body is pushed away from the lock hole to form unlocking of the zipper password lock.

However, when the slide plate is subjected to a large resistance and a large friction force, or when the elastic force of the spring is weakened and a sufficient unlocking elastic force cannot be provided, the slider cannot move to the unlocking position, and the unlocking cannot be performed, so that it is necessary to provide a zipper lock which is more reliable in use.

Disclosure of Invention

In order to overcome at least one defect in the prior art, the invention provides the zipper lock, which aims to solve the problem that the existing zipper lock is unreliable in unlocking and has the advantages of high reliability and long service life.

The technical scheme adopted by the invention for solving the problems is as follows:

according to one aspect of the present invention, there is provided a zipper lock comprising: a lock case; the coded lock mechanism and the lock hook mechanism are arranged in the lock shell; the lock hook mechanism comprises a push-type lock hook body and a lock hook body, wherein the lock hook body can be locked with the zipper sheet; and a clutch piece is arranged between the lock hook body and the movable plate.

When the zipper lock is in a locked state, the code wheel assembly can prevent the movable plate from moving, and the movable plate can prevent the lock hook body from moving through the clutch piece, so that the pushing movement is prevented.

When the zipper lock is in an unlocking state, the code wheel assembly releases the prevention of the movement of the movable plate, and the movable plate can release the prevention of the movement of the lock hook body through the clutch piece, so that the prevention of the pushing movement is released. The pushing mechanism is pressed, the pushing mechanism can push the clutch piece to move to the unlocking position by pushing the lock hook body, and then the movable plate is pushed to move to the unlocking position, and finally unlocking of the pull chain is achieved. According to the invention, when unlocking is carried out, the pushing linkage pushes the lock hook body, the clutch piece and the movable plate to move to the unlocking position through pressing the pushing mechanism, and compared with the situation that the movable plate is pushed to the unlocking position through a spring in the prior art, the unlocking failure caused by the fact that the movable plate cannot move to the unlocking position due to large sliding friction force of the movable plate or insufficient elasticity of the spring is effectively avoided, and the unlocking process is more reliable and stable.

According to the zipper, the code wheel assembly comprises the code wheel and the code adjusting wheel which are connected in a rotating linkage mode, and the lock hook mechanism comprises the unlocking part which is integrally formed with the lock hook body; the clutch piece is positioned between the unlocking piece and the movable plate.

The code adjusting wheel is provided with an unlocking groove, and the movable plate is provided with an unlocking protrusion capable of being inserted into the unlocking groove.

When the unlocking groove is staggered with the unlocking bulge, the movable plate is prevented from moving, the zipper lock is in a locking state, and the movable plate prevents the unlocking piece from moving through the clutch piece; the unlocking grooves on the code adjusting wheels are aligned with the corresponding unlocking bulges by adjusting the correct numerical code of the code adjusting wheels and driving the code adjusting wheels to rotate, the movable plate is prevented from moving at the moment, and the unlocking piece is prevented from moving through the clutch piece, so that the coded lock is in an unlocking state; the pushing system is pressed, the pushing system pushes the unlocking piece to slide, then the movable plate is pushed to move through the clutch piece, the unlocking protrusion is inserted into the unlocking groove, the locking hook body can unlock along with the sliding of the unlocking piece, and the unlocking process is stable and reliable.

According to the technical scheme, the embodiment of the invention at least has the following advantages and positive effects:

by adopting the zipper lock, the unlocking fault caused by the increase of the resistance of the movable plate after the parts are abraded is avoided, the unlocking process is stable and reliable, and the service life of the zipper lock is long.

Drawings

FIG. 1 is a schematic view of the overall structure of a zipper lock according to an embodiment of the present invention;

FIG. 2 is a top view of the overall structure of the zipper lock in the embodiment of the present invention;

FIG. 3 is a cross-sectional view taken along the line A-A in FIG. 2;

FIG. 4 is a schematic structural diagram of a face cover in an embodiment of the present invention;

FIG. 5 is a first schematic view of the zipper lock of the present invention with its cover removed;

FIG. 6 is a second schematic view of the zipper lock with the cover removed according to the embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a movable plate according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a code adjusting switch according to an embodiment of the present invention;

FIG. 9 is a schematic structural view of a clutch member in an embodiment of the present invention;

fig. 10 is a schematic structural diagram of a lock cylinder in an embodiment of the invention.

Wherein the reference numerals have the following meanings:

1. a lock case; 101. a bottom case; 102. a face cover; 1021. connecting grooves; 1022. connecting holes; 1023. a through hole; 2. a coded lock mechanism; 21. a movable plate; 211. an unlocking protrusion; 212. a locking block; 22. a code wheel assembly; 221. a password wheel; 222. adjusting a code wheel; 2221. unlocking the groove; 3. a latch hook mechanism; 31. a latch hook body; 32. opening the locking piece; 321. pushing; 4. a first return spring; 5. a code adjusting switch; 51. a code adjusting plate; 511. a code adjusting positioning groove; 512. adjusting and positioning the bulges; 52. adjusting the code to be convex; 6. rotating the block; 61. a poking arm; 7. separating the elastic member; 8. meshing teeth; 9. an engagement groove; 10. a lock cylinder; 1001. a drive column; 11. a clutch member; 111. a drive ear; 1111. a drive slot; 12. a butting part; 13. a traveler; 131. a chute; 14. resetting the auxiliary plate; 15. and a second restoring elastic member.

Detailed Description

For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Examples

Referring to fig. 1 to 10, the present invention discloses a zipper lock, including: a lock case 1; the coded lock mechanism 2 and the lock hook mechanism 3 are arranged in the lock shell 1; the lock case 1 is provided with an installation cavity (not marked in the figure) for accommodating the coded lock mechanism 2 and the lock hook mechanism 3.

The password lock mechanism 2 comprises an active plate 21 and a plurality of password wheel assemblies 22, each password wheel assembly 22 comprises a password wheel 221 and a code adjusting wheel 222 which are connected in a rotating linkage manner, the active plate 21 is matched with the code adjusting wheels 222 of the password wheel assemblies 22, the lock hook mechanism 3 comprises a pushing mechanism 321, a lock hook body 31 and an unlocking piece 32 which is integrally formed with the lock hook body 31, and a clutch piece 11 is arranged between the active plate 21 and the unlocking piece 32.

In this application, password wheel 221 sets up three groups, and each password wheel subassembly 22 is arranged side by side along the straight line, has seted up the unblock groove 2221 on the accent code wheel 222, is provided with the unblock arch 211 that can insert the unblock groove 2221 on the fly leaf 21.

When the combination lock mechanism 2 is in the non-unlocking state, the unlocking groove 2221 on the code adjusting wheel 222 is staggered with the corresponding unlocking protrusion 211, so that the movable plate 21 can be prevented from moving, and further, the movable plate 21 can be prevented from moving the unlocking piece 32 through the clutch piece 11, so that the locking hook body 31 can be prevented from moving; when the number codes of all the code wheels 221 are correct, the unlocking groove 2221 on each code wheel 222 will be aligned with the corresponding unlocking protrusion 211, so that the unlocking protrusion 211 can be inserted into the unlocking groove 2221, that is, the movable plate 21 can move, and at this time, the code lock mechanism 2 is in an unlockable state. The specific unlocking process is as follows: the pushing member 321 is pressed, and the pushing member 321 pushes the clutch member 11 to move by pushing the unlocking member 32, and further pushes the movable plate 21 to move to the unlocking position, so that the unlocking protrusion 211 can be inserted into the unlocking groove 2221, thereby unlocking.

The unlocking piece 32 is slidably provided in the lock case 1 along a straight line, and the direction in which the unlocking piece 32 drives the latch hook body 31 to slide to unlock is the same as the direction in which the unlocking protrusion 211 is inserted into the unlocking slot 2221.

Due to the fact that the movable plate 21 is linked with the unlocking piece 32 through the clutch piece 11, when the mechanical lock mechanism is in an unlocking state, namely, the unlocking protrusions 211 on the movable plate 21 are all aligned with the corresponding unlocking grooves 2221, the pushing piece 321 pushes the unlocking piece 32, the movable plate 21 can be linked to move through the clutch piece 11, and therefore when the unlocking protrusions 211 are inserted into the unlocking grooves 2221, the unlocking piece 32 drives the lock hook body 31 to move to achieve unlocking action.

Referring to fig. 5, a first return elastic member 4 is provided in the lock case 1, and the first return elastic member 4 is connected to the movable plate 21 for applying an elastic force to the movable plate 21 in a direction opposite to a direction in which the unlocking protrusion 211 is inserted into the unlocking slot 2221.

The first elastic return element 4 is used as an auxiliary element for returning the movable plate 21, and when the pushing element 321 is released from pressure or the pushing element 321 does not apply pushing force, the first elastic return element 4 applies elastic force to the movable plate 21, so that the movable plate moves in the direction opposite to the direction in which the unlocking protrusion 211 is inserted into the unlocking slot 2221, that is, the unlocking protrusion 211 is separated from the unlocking slot 2221, thereby facilitating the automatic locking process.

Referring to fig. 1, 2, 3, 5 and 6, the pushing member 321 is linked with the unlocking member 32, and the pushing member 321 protrudes out of the lock case 1.

Through setting up the system of pushing 321, in the unblock process, outwards inwards push by the lock shell 1 and push system 321 for push system 321 removes in the lock shell 1, thereby drives unlocking spare 32, latch hook body 31, clutch 11 and fly leaf 21 and removes, realizes the unblock process.

In some possible embodiments, the push-stop 321 is formed integrally with the unlocking element 32.

In some preferred embodiments, the pushing element 321 is separate from the locking element 32, which can reduce the difficulty of processing and facilitate positioning and installation of the pushing element 321 and the locking element 32.

Referring to fig. 1, 3, 5, 6 and 8, a code adjusting switch 5 is disposed in the lock case 1, the code adjusting switch 5 includes a code adjusting plate 51 disposed below the movable plate 21 and a code adjusting protrusion 52 connected to the code adjusting plate 51, a through hole 1023 is disposed on the lock case 1, and the through hole 1023 can push the code adjusting protrusion 52 to slide to realize code adjustment;

referring to fig. 5 and 6, a rotating block 6 is further rotatably disposed in the lock housing 1, and two opposite toggle arms 61 are disposed on the rotating block 6, wherein one toggle arm 61 can abut against the code adjusting protrusion 52, and the other toggle arm 61 can abut against the pushing portion 321.

Referring to fig. 1, 4, 5, and 6, when the code adjustment is performed, the through hole 1023 is passed through and the lock case 1 is pressed inward to push the code adjustment protrusion 52, so that the code adjustment protrusion 52 drives the code adjustment plate 51 to move, and further the code adjustment is performed, and by arranging the rotation block 6, after the code adjustment is completed, the pushing mechanism 321 is pressed into the lock case 1, so that the pushing mechanism 321 presses one of the toggle arms 61, and the other toggle arm 61 swings in the opposite direction to push the code adjustment protrusion 52 to move outward of the lock case 1, so that the code adjustment pushes the code adjustment switch 5 to move, and the code adjustment switch 5 automatically resets.

Referring to fig. 8, the code adjusting plate 51 is provided with a code adjusting positioning slot 511 for accommodating the code adjusting wheel 222, a separating elastic member 7 is arranged between the code adjusting wheel 222 and the code wheel 221, and the separating elastic member 7 applies an elastic force to the code adjusting wheel 222 in a direction away from the code wheel 221.

When the code adjusting plate 51 moves to the code adjusting positioning groove 511 and is positioned below the code adjusting wheel 222 by pushing the code adjusting protrusion 52, the separating elastic piece 7 separates the code adjusting wheel 222, so that the code adjusting wheel 222 is positioned in the code adjusting positioning groove 511, and at the moment, the code adjusting wheel 221 cannot drive the code adjusting wheel 222 to rotate so as to reset the code; after the password is set, the password adjusting plate 51 moves to push the password adjusting wheel 222 out of the password adjusting positioning slot 511, and then the password adjusting wheel 222 is combined with the password wheel 221 to reply the linkage of the password wheel 221 and the password adjusting wheel 222.

Further, the code positioning slot 511 has a tapered longitudinal cross-section to facilitate quick positioning of the code wheel 222 and to facilitate moving the code plate 51 to push the code wheel 222 away from the code positioning slot 511.

Referring to fig. 8, further, a code adjusting positioning protrusion 512 is disposed on an inner wall of the code adjusting positioning groove 511, a matching groove (not shown in the figure) matched with the code adjusting positioning protrusion 512 is disposed on a side wall of the code adjusting wheel 222, and the code adjusting wheel 222 is positioned and fixed in the code adjusting positioning groove 511 by matching the code adjusting positioning protrusion 512 and the matching groove, so as to prevent the code adjusting wheel 222 from deviating in position during the process of setting the password.

Referring to fig. 3, further, in order to realize the linkage between the code adjusting wheel 222 and the code wheel 221, on the opposite surfaces of the code adjusting wheel 222 and the code wheel 221, one is provided with a meshing tooth 8, and the other is provided with a meshing groove 9, and the synchronous rotation between the code wheel 221 and the code adjusting wheel 222 is realized through the matching of the meshing tooth 8 and the meshing groove 9.

For example, the teeth 8 may be provided on the combination wheel 221, and the grooves 9 may be provided on the code wheel 222; of course, the meshing teeth 8 can also be arranged on the code adjusting wheel 222, and the meshing grooves 9 can also be arranged on the code wheel 221; furthermore, it is also possible to arrange the teeth 8 and the grooves 9 alternately on the combination wheel 221 and the code wheel 222.

Referring to fig. 5 and 6, a lock cylinder 10 is further disposed on the lock case 1, the clutch member 11 is located between the unlocking member 32 and the movable plate 21, the lock cylinder 10 can drive the clutch member 11 to swing, so that the clutch member 11 can be staggered from the movable plate 21, the movable plate 21 can release the prevention of the movement of the clutch member 11, and the clutch member 11 can release the prevention of the movement of the latch hook body 31; the pushing mechanism 321 is pressed, and the pushing mechanism 321 can move to an unlocking position by pushing the lock hook body 31, so that unlocking of the pull chain is realized.

In a possible embodiment, the clutch member 11 is provided with the abutment 12, the mobile plate 21 is provided with the locking block 212; in the locked state, the abutting part 12 abuts against the locking block 212 to limit the movement of the clutch member 11; when the lock cylinder 10 is unlocked, the lock cylinder 10 drives the clutch piece 11 to swing, so that the abutting portion 12 can be staggered with the locking block 212, and the lock hook body 31 can move to the unlocking position.

As another unlocking mode, a lock cylinder 10 is further arranged in the lock case 1, when unlocking is performed by matching a key with the lock cylinder 10, the lock cylinder 10 rotates to drive the clutch member 11 to swing, so that the abutting portion 12 can be staggered with the locking block 212, and the clutch member 11 removes the moving obstacle of the unlocking member 32, so that the unlocking member 32 can freely slide, and the unlocking process is realized.

The arrangement of the clutch member 11 realizes free switching of two unlocking modes, and when the clutch member 11 is located between the unlocking piece 32 and the movable plate 21, the clutch member 11, the unlocking piece 32 and the movable plate 21 constitute an unlocking portion. That is, when the combination lock mechanism 2 is in the unlockable state, so that the movable plate 21 is in the movable state, the unlocking piece 32 can push the movable plate 21 through the clutch piece 11, so that the unlocking protrusion 211 on the movable plate 21 is inserted into the unlocking slot 2221 to realize the unlocking process; on the other hand, if the combination lock mechanism 2 is in the non-unlockable state and the movable plate 21 is in the locked state, the unlocking piece 32 cannot move due to the blockage of the clutch piece 11 and the movable plate 21, that is, the entire zipper lock is in the locked state.

When the lock cylinder 10 is required to be unlocked, the lock cylinder 10 drives the clutch piece 11 to swing, so that the abutting portion 12 and the locking block 212 are staggered, and the unlocking piece 32 is not blocked by the clutch piece 11 and the movable plate 21 any more at the moment, so that the slide fastener lock can move freely, and the unlocking process of the slide fastener lock in the unlocking mode of the lock cylinder 10 is realized.

Referring to fig. 4, 5, 6 and 9, one of the lock case 1 and the clutch 11 is provided with a sliding column 13, and the other is provided with a sliding slot 131 for sliding the sliding column 13, wherein the sliding slot 131 is arranged in a direction parallel to the sliding direction of the unlocking element 32.

When the movable plate 21 is in the unlocked free-moving state, the unlocking member 32 can push the clutch member 11 to move along the sliding groove 131 to realize the unlocking process.

For example, the spool 13 is provided on the clutch member 11, and the lock case 1 is provided with a slide groove 131 for sliding the spool 13.

Of course, in other possible embodiments, it is also possible to arrange the sliding column 13 on the lock housing 1 and the sliding groove 131 on the clutch 11.

Further, the spool 13 is cylindrical, but in other possible embodiments, the spool 13 may be hemispherical, conical, or circular truncated cone.

Referring to fig. 5, 6, 9 and 10, the clutch member 11 is further provided with a driving lug 111, the driving lug 111 is provided with a driving slot 1111, the lock cylinder 10 is provided with a driving post 1001, the driving post 1001 can slide along the driving slot 1111, and the driving post 1001 can drive the clutch member 11 to swing back and forth by abutting against the inner wall of the driving slot 1111, so that the abutting portion 12 is staggered or abutted against the locking block 212.

When the lock cylinder 10 is rotated, the lock cylinder 10 drives the driving column 1001 thereon to rotate, and then the driving column 1001 abuts against the inner wall of the driving groove 1111 in the driving groove 1111, so that the driving lug 111 rotates angularly, that is, the clutch member 11 can rotate angularly with the sliding column 13 as a rotating shaft.

Specifically, when the lock core 10 is unlocked, the driving column 1001 can drive the clutch piece 11 to swing around the axis of the sliding column 13, so that the abutting portion 12 is staggered with the locking block 212, at this time, the movable plate 21 can release the blocking of the unlocking piece 32, the unlocking piece 32 can push the clutch piece 11 to slide along the sliding groove 131, and meanwhile, the driving column 1001 slides in the driving groove 1111 and drives the lock hook body 31 to move to realize the unlocking process.

Realize locking the in-process through lock core 10, rotate through lock core 10, drive post 1001 and rotate, and then drive clutch 11 through drive post 1001 through drive ear 111 and rotate, make clutch 11 swing to the reset state, locking block 212 with support top 12 butt this moment, resume from this that the movable plate 21 blocks the state to unlocking piece 32, also realize the zip fastener lock through the process of locking of lock core 10.

Referring to fig. 10, the lock cylinder 10 is further provided with a reset auxiliary plate 14, and the reset auxiliary plate 14 can abut against the outer side of the driving lug 111 to assist the clutch member 11 to swing back.

The reset auxiliary plate 14 can provide extra driving force for the driving lug 111 in the process of resetting the clutch part 11, so that the reset of the clutch part 11 is reliable, and the phenomenon that the clutch part cannot reset due to the reset or even is stuck and cannot reset is avoided.

Referring to fig. 5, at least two latch hook bodies 31 are provided, the unlocking elements 32 are disposed corresponding to the latch hook bodies 31 one by one, and a second restoring elastic element 15 is disposed corresponding to each latch hook body 31.

Through the arrangement, the second resetting piece exerts locking elastic force on the latch hook body 31, and under the driving of the elastic force, the latch hook body 31 can be driven to a locking position in a normal state; in the unlocking process, the pushing mechanism 321 is pushed to overcome the locking elastic force, and then the movable plate 21 is linked to move, so that the locking hook body 31 is unlocked.

Referring to fig. 3 and 4, the lock case 1 further includes a bottom case 101 and a surface cover 102, the bottom case 101 and the surface cover 102 form the installation cavity, and the bottom case 101 is fixed at a use position of the zipper lock, such as a side portion of an opening and closing position of a zipper of a luggage by a threaded connector.

The face cover 102 is provided with a coupling groove 1021 for coupling the slider of the slide fastener with the latch body 31, and the face cover 102 is provided with a coupling hole 1022 for passing the latch hole of the key cylinder 10 therethrough, and the through hole 1023 is opened in the face cover 102.

By adopting the scheme, under the locking state: when the clutch member 11 is located between the unlocking member 32 and the movable plate 21, that is, when the abutting portion 12 abuts against the locking block 212, the unlocking groove 2221 is staggered from the corresponding unlocking protrusion 211, so that the movable plate 21 is in the locked state, and the locking hook body 31 is located at the locked position.

When the password is used for unlocking, the password wheel 221 is adjusted, the password wheel 221 drives the code adjusting wheel 222 to rotate, the unlocking groove 2221 on each code adjusting wheel 222 is aligned with the corresponding unlocking protrusion 211, at the moment, the password lock mechanism 2 is in an unlocking state, then, the pushing mechanism 321 is pushed into the lock shell 1, the unlocking part 32 and the lock hook body 31 are pushed to move through the pushing mechanism 321, the clutch part 11 drives the movable plate 21 to move under the pushing of the unlocking part 32, the sliding column 13 slides along the sliding groove 131 at the moment, the driving column 1001 slides in the driving groove 1111 until the unlocking protrusion 211 is inserted into the corresponding unlocking groove 2221, the lock hook body 31 moves to the unlocking position, and the unlocking of the zipper lock is realized.

When the lock cylinder 10 is used for unlocking, a key matched with the lock cylinder 10 is inserted into the lock cylinder 10, the lock cylinder 10 is rotated, the driving lug part 111 is shifted through the driving column 1001 on the lock cylinder 10 to drive the clutch part 11 to swing, the abutting part 12 is staggered with the locking block 212, the blocking effect of the movable plate 21 on the unlocking part 32 through the clutch part 11 is relieved, at the moment, the pushing part 321 is pushed into the lock shell 1, the unlocking part 32 and the lock hook body 31 are pushed through the pushing part 321 to move, the sliding column 13 slides along the sliding groove 131, the driving column 1001 slides in the driving groove 1111, the lock hook body 31 moves to the unlocking position, and unlocking of the zipper lock is realized.

After the pushing system 321 is pressed loosely, the latch hook body 31 moves to reset under the elastic force of the second reset elastic element 15, that is, the latch release 32 and the pushing system 321 are driven to reset.

In the resetting process after the password unlocking mode is adopted, the movable plate 21 is reset under the action of the first resetting elastic piece 4, and the clutch piece 11 is reset along with the movement of the movable plate 21.

In the resetting process after the mode of unlocking by using the lock cylinder 10, after the lock hook body 31, the unlocking piece 32 and the pushing piece 321 are reset, the lock cylinder 10 rotates to drive the driving column 1001 to rotate, and then the driving column 1001 drives the clutch piece 11 to rotate through the driving lug 111, so that when the abutting part 12 abuts against the locking block 212 of the movable plate 21, the linkage between the movable plate 21 and the unlocking piece 32 is recovered, and the blocking state of the movable plate 21 to the unlocking piece 32 is also recovered.

In conclusion, the zipper lock provided by the invention has the advantage of reliable unlocking, can avoid the increase of friction resistance of parts after a long time or the unlocking obstacle caused by the failure of the spring elasticity when a spring is adopted, realizes the unlocking and locking functions of the coded lock and the lock cylinder 10 in two modes, has various use modes, and is convenient and reliable to lock and unlock.

The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and such improvements and modifications are also considered to be within the scope of the present invention.

Claims (10)

1. A zipper lock, comprising:

a lock case (1);

the coded lock mechanism (2) and the lock hook mechanism (3) are arranged in the lock shell (1);

the code lock mechanism (2) comprises a movable plate (21) and a plurality of code wheel assemblies (22), and the lock hook mechanism (3) comprises a pushing mechanism (321) and a lock hook body (31) capable of being locked with a zipper sheet; a clutch piece (11) is arranged between the lock hook body (31) and the movable plate (21);

when the zipper lock is in a locked state, the code wheel assembly (22) can prevent the movable plate (21) from moving, and the movable plate (21) can prevent the lock hook body (31) from moving through the clutch piece (11) so as to prevent the pushing mechanism (321) from moving;

when the zipper lock is in an unlocked state, the code wheel assembly (22) releases the prevention of the movement of the movable plate (21), and the movable plate (21) can release the prevention of the movement of the lock hook body (31) through the clutch piece (11), so that the prevention of the movement of the push mechanism (321) is released; the pushing mechanism (321) is pressed, the pushing mechanism (321) can push the clutch piece (11) to move by pushing the lock hook body (31) to move to the unlocking position, and then the movable plate (21) is pushed to move to the unlocking position, so that unlocking of the pull chain is realized.

2. The zipper lock according to claim 1, wherein the combination wheel assembly (22) comprises a combination wheel (221) and a code adjusting wheel (222) which are connected in a rotational linkage manner, and the latch hook mechanism (3) comprises an unlocking member (32) which is integrally formed with the latch hook body (31); the clutch (11) is located between the unlocking member (32) and the movable plate (21);

an unlocking groove (2221) is formed in the code adjusting wheel (222), and an unlocking protrusion (211) capable of being inserted into the unlocking groove (2221) is arranged on the movable plate (21);

when the zipper lock is in a locked state, the unlocking groove (2221) is staggered with the unlocking protrusion (211) to prevent the movable plate (21) from moving, and the movable plate (21) can prevent the unlocking piece (32) from moving through the clutch piece (11);

when the zipper lock is in an unlocked state, the unlocking groove (2221) and the unlocking protrusion (211) are aligned to enable the movable plate (21) to move, and the movable plate (21) can release the prevention of the unlocking piece (32) from moving through the clutch piece (11);

the pushing piece (321) is pressed, the pushing piece (321) can push the clutch piece (11) to move by pushing the unlocking piece (32), and then the movable plate (21) is pushed to move to the unlocking position, so that the unlocking protrusion (211) can be inserted into the unlocking groove (2221), and unlocking is achieved.

3. A zip lock according to claim 2, characterized in that a first return spring (4) is provided in the lock housing (1), the first return spring (4) being connected to the movable plate (21) for applying a spring force to the movable plate (21) in a direction opposite to the direction of insertion of the unlocking protrusion (211) into the unlocking slot (2221).

4. A zip lock according to claim 2, characterized in that the push (321) protrudes out of the lock housing (1), and the unlocking element (32) is in interlocking connection with the push (321).

5. The zipper lock according to any one of claims 1 to 4, wherein a code adjusting switch (5) is arranged in the lock case (1), the code adjusting switch (5) comprises a code adjusting plate (51) arranged below the movable plate (21) and a code adjusting protrusion (52) connected with the code adjusting plate (51), a through hole (1023) is formed in the lock case (1), and the code adjusting protrusion (52) can be pushed to slide through the through hole (1023);

the lock shell (1) is further rotatably provided with a rotating block (6), the rotating block (6) is provided with two opposite poking arms (61), one of the poking arms (61) can abut against the code adjusting protrusion (52), and the other poking arm (61) can abut against the pushing part (321).

6. The zipper lock according to claim 5, wherein the code adjusting plate (51) is provided with a code adjusting positioning groove (511) for accommodating the code adjusting wheel (222), a separating elastic piece (7) is arranged between the code adjusting wheel (222) and the code wheel (221), and the separating elastic piece (7) applies an elastic force to the code adjusting wheel (222) in a direction away from the code wheel (221).

7. The zipper lock according to any one of claims 1 to 4, wherein a lock cylinder (10) is further provided on the lock case (1), the lock cylinder (10) can drive the clutch member (11) to swing so that the clutch member (11) can be displaced from the flap (21), the flap (21) can release the prevention of the movement of the clutch member (11), and the clutch member (11) can release the prevention of the movement of the latch hook body (31); pressing push system (321), push system (321) can be through promoting latch hook body (31) moves to the unblock position, realizes pulling chain's unblock.

8. The zipper lock according to claim 7, wherein one of the lock case (1) and the clutch member (11) is provided with a sliding column (13), and the other is provided with a sliding slot (131) for sliding the sliding column (13), and the arrangement direction of the sliding slot (131) is parallel to the sliding direction of the latch hook body (31); when the lock hook is unlocked, the lock hook body (31) can push the clutch piece (11) to slide along the sliding groove (131).

9. The zip lock according to claim 8, characterized in that the clutch piece (11) is further provided with a driving lug (111), a driving slot (1111) is provided on the driving lug (111), a driving post (1001) is provided on the lock cylinder (10), the driving post (1001) can slide along the driving slot (1111), and the driving post (1001) can abut against the inner wall of the driving slot (1111) to drive the clutch piece (11) to swing, so that the clutch piece (11) abuts against or is staggered with the movable plate (21).

10. Zipper lock according to claim 7, characterized in that the clutch piece (11) is provided with an abutment (12) and the movable plate (21) is provided with a locking block (212); in the locking state, the abutting part (12) abuts against the locking block (212) to limit the movement of the clutch piece (11); when the lock cylinder (10) is unlocked, the lock cylinder (10) drives the clutch piece (11) to swing, and the abutting portion (12) can be staggered with the locking block (212).

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