CN214786703U

CN214786703U - Coded lock for multilayer case

Info

Publication number: CN214786703U
Application number: CN202022845748.5U
Authority: CN
Inventors: 赖秀兴; 郭镜辉; 邹国慧
Original assignee: Yifeng Manufacturing Co Ltd
Current assignee: Yifeng Manufacturing Co Ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-11-19
Anticipated expiration: 2030-11-30

Abstract

The utility model relates to the technical field of zipper locks, in particular to a coded lock for multilayer luggage, which comprises a bottom shell and a face mask fixedly connected with the bottom shell, wherein the bottom shell is provided with a clamping hole, a spring bolt for locking an external front cover is arranged in the clamping hole, the face mask is provided with a through hole for inserting an external zipper piece, a rotatable latch hook for hooking the zipper piece is arranged in the through hole, and a lock block for locking the rotation of the latch hook is also arranged in the coded lock; the mask is provided with a first button and a second button which can move up and down in a reciprocating manner, the first button is provided with a first lock control mechanism for driving the lock tongue to rotate for unlocking, and the second button is provided with a second lock control mechanism for driving the lock block to move for unlocking; the coded lock is also provided with an unlocking mechanism for locking the first button and the second button. Solves the problem that the zipper and the front cover can be opened at the same time in the past, and has more convenient operation.

Description

Coded lock for multilayer case

Technical Field

The utility model relates to a zip fastener lock technical field, concretely relates to trick lock for multilayer case and bag.

Background

At present, due to the popularization of the notebook computer, a plurality of people can carry the notebook computer when going out. In order to be convenient to carry and safe and theft-proof of a notebook computer, a case with a notebook computer locking function appears in the market, namely a front cover is arranged on one side of a case body, the front cover and the case body form an interlayer for storing the notebook computer, the front cover is provided with a lock catch, and a lock tongue for clamping the lock catch is arranged on the case lock.

The existing coded lock for the multilayer luggage generally comprises a pushing mechanism, a coded wheel assembly, a lock core assembly, a main lock for locking a zipper and an auxiliary lock for locking a front cover, wherein the main lock and the auxiliary lock are generally arranged into a whole lock body, and the main lock and the auxiliary lock are opened and closed by adopting the same pushing mechanism in order to make the overall structure of the coded lock more compact.

According to the existing coded lock, after the password is correct, the password wheel assembly relieves the limitation on pushing movement, external force is applied to push the pushing mechanism, the pushing mechanism can simultaneously open the main lock and the auxiliary lock, namely, the zipper and the front cover are simultaneously unlocked, and under the condition that only the front cover needs to be opened, the structure for simultaneous unlocking is very humanized, so that certain trouble is caused to consumers.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but not enough among the prior art, and provide the multilayer trick lock for case and bag of unblock respectively.

The purpose of the utility model is realized through the following technical scheme: the application provides a coded lock for a multilayer luggage, which comprises a bottom shell and a face cover fixedly connected with the bottom shell, wherein the bottom shell is provided with a clamping hole, a spring bolt for locking an external front cover is arranged in the clamping hole, the face cover is provided with a through hole for inserting an external zipper, a rotatable lock hook for hooking the zipper is arranged in the through hole, and a lock block for locking the lock hook to rotate is also arranged in the coded lock; the mask is provided with a first button and a second button which can move up and down in a reciprocating manner, the first button is provided with a first lock control mechanism for driving the lock tongue to rotate for unlocking, and the second button is provided with a second lock control mechanism for driving the lock block to move for unlocking; the coded lock is also provided with an unlocking mechanism for locking the first button and the second button.

The spring bolt is rotatably arranged in the clamping hole, an elastic piece is arranged between the working end of the spring bolt and the clamping hole so as to drive the spring bolt to move towards the locking direction, and the elastic piece is a spring bolt spring.

The lock tongue is hinged in the clamping hole through the hinge piece, the hinge piece is a rotating shaft, the middle of the lock tongue is provided with a hinge hole for inserting the rotating shaft, and the bottom surface of the working end of the lock tongue is provided with a clamping hook.

Wherein, first lock control mechanism includes the actuating lever, and the bottom surface of first button is supported to the top of actuating lever, and the spring bolt is supported to the bottom of actuating lever.

The lock hook is provided with a hook portion and a clamping protrusion, the hook portion is matched with the zipper, the lock block is provided with a clamping groove and a wedge portion, the clamping protrusion is matched with the clamping groove, and the wedge portion is provided with a first wedge surface and a second wedge surface which are opposite in inclination direction.

The second lock control mechanism comprises a sliding block which can be slidably installed in the coded lock, an inclined groove which is inclined downwards is formed in the end portion, close to the second button, of the sliding block, the peripheral side face of the second button extends out of a traction portion inserted into the inclined groove, and a third wedge-shaped face matched with the first wedge-shaped face is arranged at the end portion, close to the locking block, of the sliding block.

The unlocking mechanism comprises a clutch block, the clutch block is provided with two first inclined planes and two second inclined planes which are arranged at intervals and have the same inclination direction, the bottom of the first button is provided with a third inclined plane matched with the first inclined plane, and the bottom of the second button is provided with a fourth inclined plane matched with the second inclined plane.

The unlocking mechanism further comprises a password wheel assembly, the password wheel assembly comprises a wheel shaft capable of stretching and reciprocating, and the end part of the wheel shaft is abutted against the clutch block.

Wherein, release mechanism includes that lock core and slidable install the movable block in the trick lock, and the bottom of lock core extends the portion of stirring, and one of them tip of movable block is seted up and is supplied the portion male movable groove of stirring, and the other tip of movable block is the protrusion upwards and is formed with promotion portion, and promotion portion is equipped with the fourth wedge-shaped face with second wedge-shaped face complex.

Wherein, the bottom surface of movable block extends downwards and is used for stirring the jack catch that the spring bolt overturns.

The utility model has the advantages that: the utility model discloses a trick lock for multilayer case and bag compares with prior art, comes to control the spring bolt alone through setting up first button to control the spring bolt and open the protecgulum of case and bag, set up the second button and come to control the latch hook alone, thereby the zip fastener of case and bag is opened in control, has solved the problem that zip fastener and protecgulum can open simultaneously in the past, and it is more convenient to operate.

Drawings

The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.

Fig. 1 is a schematic structural view of the bag of the present embodiment.

Fig. 2 is a schematic structural diagram of the combination lock of the present embodiment.

Fig. 3 is an exploded view of the combination lock of the present embodiment.

Fig. 4 is a cross-sectional view taken at a-a in fig. 2.

Fig. 5 is a schematic structural diagram of the lock block and the lock hook of the present embodiment.

Fig. 6 is a schematic structural diagram of the slider and the second button in this embodiment.

Fig. 7 is a schematic structural view of the combination wheel of the present embodiment after hiding the bottom case.

Fig. 8 is a schematic structural view of the combination wheel assembly and the clutch block of the present embodiment.

Fig. 9 is a schematic structural view of the combination lock of the present embodiment after hiding the bottom case and the face mask.

Fig. 10 is a schematic structural view of the lock cylinder and the movable block of the present embodiment.

Description of the drawings: the lock comprises a box body 1, a front cover 11, a lock catch 12, a clamping hole 13, a mask 14, a bottom shell 15, a through hole 16, a first button 21, a second button 22, a driving rod 211, a sliding block 221, a chute 222, a traction part 223, a password wheel assembly 3, a clutch block 31, a wheel shaft 32, a lock cylinder 4, a poking part 41, a lock hook 5, a hook part 51, a clamping protrusion 52, a lock tongue 6, a rotating shaft 61, a lock tongue spring 62, a clamping hook 63, a movable block 7, a movable groove 71, a clamping claw 72, a pushing part 73, a lock block 8, a clamping groove 81, a wedge-shaped part 82, a first wedge-shaped surface 91, a second wedge-shaped surface 92, a third wedge-shaped surface 93, a fourth wedge-shaped surface 94, a first inclined surface 95, a second inclined surface 96, a third inclined surface 97 and a fourth inclined surface 98.

Detailed Description

The invention will be further described with reference to the following examples.

The utility model discloses a multi-layer case is trick lock's for package embodiment, as shown in fig. 1, have this case and bag of implementing trick lock, its structure includes protecgulum 11, box 1 and is used for the zip fastener (not shown) of involution box 1, and the zip fastener is equipped with a pair of zipper head, and each zipper head is equipped with the zip fastener piece. The case body 1 is provided with a containing groove for containing a notebook, the front cover 11 is used for covering the containing groove, and the front cover 11 is provided with a lock catch 12 for locking with the coded lock.

With reference to fig. 2 to 4, the combination lock includes a bottom shell 15 and a face shield 14 fixedly connected to the bottom shell 15, and may specifically be fixedly connected in a snap-fit manner. The bottom shell 15 is provided with a clamping hole 13 for inserting the lock catch 12 of the front cover 11, a rotatable lock tongue 6 is arranged in the clamping hole 13, and an elastic element is arranged between the working end of the lock tongue 6 and the clamping hole 13. Specifically, the elastic component is spring 62, and spring bolt 6 passes through the articulated elements and articulates in holding the hole 13, and in this embodiment, the articulated elements is pivot 61, and the middle part of spring bolt 6 is seted up and is supplied pivot 61 male hinge hole, and the work end bottom surface of spring bolt 6 is equipped with the trip 63 that is used for the lock. The purpose that this structure reached is that tongue spring 62 forces tongue 6 to move towards the closure direction, guarantees the joint strength between hasp 12 and tongue 6.

With reference to fig. 4, the mask is provided with a first button 21 and a second button 22 which can move up and down in a reciprocating manner, and specifically, the mask is provided with a mounting hole for the buttons to slide up and down, so that the maximum stroke of the buttons moving up can be limited by structures such as a limiting part arranged on the buttons. First button 21 is equipped with and is used for driving about the first lock control mechanism of spring bolt 6 rotation unblock, and first lock control mechanism includes actuating lever 211, and the bottom surface of first button 21 is supported on the top of actuating lever 211, and spring bolt 6 is supported to the bottom of actuating lever 211. The driving rod 211 is mainly used for pressing down the end of the latch bolt 6, so as to tilt the hook 51 of the latch bolt 6 and separate the hook 51 of the latch bolt 6 from the buckle 12.

Referring to fig. 5 and 6, the locking hook 5 is provided with a hook portion 51 and a locking protrusion 52, the hook portion 51 is matched with the zipper, the locking block 88 is provided with a locking groove 81 and a wedge portion 82, the locking protrusion 52 is matched with the locking groove 81, any side portion of the locking block 88 is further provided with a reset elastic member which mainly drives the locking block 88 to return, in the working process, when the locking protrusion 52 is aligned with the locking groove 81, the locking hook 5 is in an unlocking state, the locking hook 5 can freely rotate, and when the locking protrusion 52 is staggered with the locking groove 81, the locking block 88 abuts against the locking hook 5, so that the locking hook 5 is limited to rotate, and locking is achieved. The wedge 82 is arranged at the bottom of the lock block 88, and the wedge 82 is provided with two first and second wedge faces 91, 92 having opposite inclination directions.

Referring to fig. 7, the second button 22 is provided with a second lock mechanism for driving the lock block 8 to move and unlock. The second lock control mechanism comprises a sliding block 221 which is slidably installed in the coded lock, an inclined groove 222 which is inclined downwards is formed in the end portion, close to the second button 22, of the sliding block 221, a traction portion 223 which is inserted into the inclined groove 222 extends out of the peripheral side face of the second button 22, and a third wedge-shaped face 93 which is matched with the first wedge-shaped face 91 is formed in the end portion, close to the lock block 88, of the sliding block 221.

Referring to fig. 8 and 9 (fig. 9 is a view for reading and understanding, both the first button 21 and the second button 22 are rotated), the unlocking mechanism includes a clutch block 31, the clutch block 31 has two first inclined surfaces 95 and two second inclined surfaces 96 which are arranged at intervals and have the same inclination direction, the bottom of the first button 21 has a third inclined surface 97 which is engaged with the first inclined surface 95, and the bottom of the second button 22 has a fourth inclined surface 98 which is engaged with the second inclined surface 96. The unlocking mechanism further comprises a password wheel assembly 3, the password wheel assembly 3 comprises a wheel shaft 32 capable of telescopically reciprocating, and the end part of the wheel shaft 32 is abutted against the clutch block 31.

When the password wheel assembly 3 is unlocked, the password is correct, the wheel shaft 32 can stretch and retract back and forth, so that the motion limitation of the clutch block 31 is removed, of course, the clutch block 31 and the wheel shaft 32 can also be arranged into an integrally formed structure, so that the clutch block 31 can stretch and retract back and forth, an external force is applied to press the first button 21, the driving rod 211 can be pushed to move downwards in the downward movement process of the first button 21, the driving rod 211 abuts against one end of the lock tongue 6, so that the other end of the lock tongue 6 is turned over, the hook 63 of the lock tongue 6 is separated from the lock catch 12 of the front cover 11, and the front cover 11 is unlocked independently; the second button 22 is pressed by applying an external force, the traction part 223 of the second button 22 moves downwards and abuts against the inclined groove 222 of the sliding block 221, the movable block 7 is driven to move towards the unlocking direction under the action of the traction part 223 and the inclined groove 222, the third wedge-shaped surface 93 of the movable block 7 abuts against the first wedge-shaped surface 91 of the locking block 88, so that the locking block 88 is driven to move, the groove of the locking block 88 is aligned with the clamping protrusion 52 of the locking hook 5, the locking hook 5 can freely rotate, and the locking hook 5 can be unlocked independently. When the lock is locked, the first button 21 and the second button 22 are stopped to be pressed, the elastic piece in the password wheel assembly 3 pushes the clutch block 31 to return through the wheel shaft 32, the first inclined surface 95 and the second inclined surface 96 of the clutch block 31 respectively abut against the third inclined surface 97 of the first button 21 and the fourth inclined surface 98 of the second button 22, so that the first button 21 and the second button 22 are driven to return, the abutting against the driving rod 211 is released after the first button 21 returns, the spring force of the bolt spring 62 drives the bolt 6 to move in the upward locking direction, so that the driving rod 211 is abutted, the driving rod 211 moves upward until the first button 21 is abutted, so that the bolt 6 is locked, and the front cover 11 is locked; the clutch piece 31 drives the second button 22 to move upward for resetting, the traction part 223 of the second button 22 will abut against the inclined groove 222, so as to drive the sliding block 221 to reset and move along the locking direction, the sliding block 221 releases the pressure on the locking block 88, the elastic resetting piece of the locking block 88 will drive the locking block 88 to move, so that the clamping groove 81 of the locking block 88 is staggered with the clamping protrusion 52 of the locking hook 5, and the locking of the locking hook 5 is realized.

In this embodiment, please refer to fig. 9 and 10, the unlocking mechanism includes a lock core 4 and a movable block 7 slidably installed in the combination lock, a toggle portion 41 extends from the bottom of the lock core 4, a movable groove 71 for inserting the toggle portion 41 is formed at one end of the movable block 7, a pushing portion 73 is formed at the other end of the movable block 7 by protruding upward, and the pushing portion 73 is provided with a fourth wedge surface 94 engaged with the second wedge surface 92. The bottom surface of the movable block 7 extends downwards to form a claw 72 for poking the bolt 6 to turn, and it should be noted that the claw 72 is provided with an inclined surface, and the bolt 6 can be driven to turn by abutting against the bolt 6 through the inclined surface.

When the lock cylinder 4 is unlocked, a key is inserted to rotate the lock cylinder 4, the lock cylinder 4 rotates and drives the shifting portion 41 to do circular motion, the shifting portion 41 can abut against the movable groove 71, so that the rotation of the lock cylinder 4 is converted into horizontal movement of the movable block 7, the movable block 7 moves towards the locking block 88, the fourth wedge-shaped surface 94 of the pushing portion 73 of the movable block 7 can abut against the second wedge-shaped surface 92 of the wedge-shaped portion 82, the locking block 88 is driven to move towards the unlocking direction, and therefore the locking of the lock hook 5 is released. In the process of unlocking and moving the movable block 7, the jaw 72 of the movable block 7 can also move, and the jaw 72 can abut against the end part of the bolt 6, so that the other end part of the bolt 6 is tilted, and the unlocking of the front cover 11 is realized.

The utility model discloses a trick lock for multilayer case and bag compares with prior art, controls spring bolt 6 alone through setting up first button 21 to control spring bolt 6 and open case and bag's protecgulum 11, set up second button 22 and control latch hook 5 alone, thereby the zip fastener of case and bag is opened in the control, has solved the problem that zip fastener and protecgulum 11 can open simultaneously in the past, and it is more convenient to operate.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a multilayer is trick lock for case and bag, includes the drain pan and with the face guard of drain pan rigid coupling, its characterized in that: the bottom shell is provided with a clamping hole, a lock tongue for locking an external front cover is arranged in the clamping hole, the face cover is provided with a through hole for inserting an external zipper, a rotatable lock hook for hooking the zipper is arranged in the through hole, and a lock block for locking the lock hook to rotate is further arranged in the coded lock;

the mask is provided with a first button and a second button which can move up and down in a reciprocating manner, the first button is provided with a first lock control mechanism for driving the lock tongue to rotate and unlock, and the second button is provided with a second lock control mechanism for driving the lock block to move and unlock;

the coded lock is further provided with an unlocking mechanism used for locking the first button and the second button.

2. The combination lock for a multi-layer luggage as claimed in claim 1, wherein: the spring bolt is rotatably installed in the clamping hole, an elastic piece is arranged between the working end of the spring bolt and the clamping hole to drive the spring bolt to move towards the locking direction, and the elastic piece is a spring bolt spring.

3. The combination lock for a multi-layer luggage as claimed in claim 2, wherein: the spring bolt passes through the articulated elements and articulates the card is held downtheholely, the articulated elements is the pivot, the middle part of spring bolt is seted up the confession pivot male hinge hole, the work end bottom surface of spring bolt is equipped with the pothook.

4. The combination lock for a multi-layer luggage as claimed in claim 1, wherein: the first lock control mechanism comprises a driving rod, the top end of the driving rod abuts against the bottom surface of the first button, and the bottom end of the driving rod abuts against the spring bolt.

5. The combination lock for a multi-layer luggage as claimed in claim 1, wherein: the latch hook is equipped with hook portion and card protrudingly, hook portion and zip fastener cooperation, the locking piece is provided with draw-in groove and wedge portion, the card protrudingly with the draw-in groove cooperation, wedge portion is equipped with two opposite slope directions's first wedge face and second wedge face.

6. The combination lock for a multi-layer luggage as claimed in claim 5, wherein: the second lock control mechanism comprises a sliding block which can be installed in the coded lock in a sliding mode, the sliding block is close to the end portion of the second button, an inclined groove which is downward in an inclined mode is formed in the end portion of the second button, the peripheral side face of the second button extends out of a traction portion which is inserted into the inclined groove, and the sliding block is close to the end portion of the locking block and is provided with a third wedge face matched with the first wedge face.

7. The combination lock for a multi-layer luggage as claimed in claim 1, wherein: the unlocking mechanism comprises a clutch block, the clutch block is provided with a first inclined plane and a second inclined plane which are arranged at intervals and have the same inclination directions, the bottom of the first button is provided with a third inclined plane matched with the first inclined plane, and the bottom of the second button is provided with a fourth inclined plane matched with the second inclined plane.

8. The combination lock for a multi-layer luggage as claimed in claim 7, wherein: the unlocking mechanism further comprises a password wheel assembly, the password wheel assembly comprises a wheel shaft capable of stretching and reciprocating, and the end part of the wheel shaft abuts against the clutch block.

9. The combination lock for a multi-layer luggage as claimed in claim 5, wherein: the unlocking mechanism comprises a lock cylinder and a movable block which can be installed in the coded lock in a sliding mode, a shifting portion extends out of the bottom of the lock cylinder, one end portion of the movable block is provided with a movable groove for the shifting portion to insert, the other end portion of the movable block protrudes upwards to form a pushing portion, and the pushing portion is provided with a fourth wedge-shaped surface matched with the second wedge-shaped surface.

10. The combination lock for a multi-layer luggage as claimed in claim 9, wherein: and the bottom surface of the movable block downwards extends to form a clamping jaw for stirring the lock tongue to turn.