CN110670976B

CN110670976B - Puzzle lock

Info

Publication number: CN110670976B
Application number: CN201911052359.2A
Authority: CN
Inventors: 赖秀兴; 郭镜辉
Original assignee: Yifeng Manufacturing Co Ltd
Current assignee: Yifeng Manufacturing Co Ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2023-07-07
Anticipated expiration: 2039-10-31
Also published as: CN110670976A

Abstract

The invention relates to the technical field of locks, in particular to a coded padlock, which comprises a lock hook and a lock body, wherein the lock hook is fixedly connected with a lower box body, the connecting end of the lock body is hinged with an upper box body, the free end of the lock body is used for locking with the lock hook, the lock body comprises a button capable of moving up and down, a push rod capable of moving horizontally and a locking assembly capable of limiting the movement of the push rod, the button is positioned at the hinged position of the connecting end of the lock body, the push rod can limit the up and down movement of the button, and the push rod is provided with a lock catch buckled with the lock hook; the unlocking can be realized without rotating the hand to an angle suitable for pressing the button, the unlocking is quick and convenient, the hand can not obstruct the opening of the face shell of the coded lock when pressing the button, and the coded lock is reasonable in structural design and accords with ergonomics.

Description

Puzzle lock

Technical Field

The invention relates to the technical field of locks, in particular to a coded padlock.

Background

Along with economic development, people's frequency of going out is higher and higher, and people's trip all can carry the suitcase with portable article, when using the suitcase, at present comparatively common use the trick lock to manage, however the structure of current trick lock is complicated, and the button on the trick lock is all installed in the place of being inconvenient for staff operation generally, and structural design is unreasonable, and the operation is inconvenient when the unblock.

Disclosure of Invention

The invention aims to provide a coded lock convenient to unlock aiming at the defects in the prior art.

The aim of the invention is achieved by the following technical scheme:

the password lock comprises a lock hook and a lock body, wherein the lock hook is fixedly connected with a lower box body, the connecting end of the lock body is hinged with an upper box body, the free end of the lock body is used for locking with the lock hook, the lock body comprises a button capable of moving up and down, a push rod capable of moving horizontally and a locking assembly capable of limiting the movement of the push rod, the button is positioned at the hinged position of the connecting end of the lock body, the push rod can limit the up and down movement of the button, and the push rod is provided with a lock catch buckled with the lock hook; when the lock is unlocked, the locking assembly releases the restriction on the movement of the push rod, the push rod releases the restriction on the movement of the push button, the push button is pressed downwards, the push button drives the push rod to move horizontally so that the lock catch of the push rod is separated from the lock hook, and the lock body is turned around the hinge joint.

The lower end of the button is provided with a waist-shaped groove which is vertically arranged, the waist-shaped groove penetrates through two side walls of the button, the rotating shaft is inserted into the waist-shaped groove, and the waist-shaped groove can slide relative to the rotating shaft.

The side wall of the button is obliquely provided with a guide plate, the push rod protrudes towards the direction of the guide plate and is provided with a connecting block, when the locking assembly releases the movement restriction of the push rod, the button is pressed to enable the button to move, and the button can drive the connecting block to horizontally move along the inclined direction of the guide plate, so that the push rod is driven to move towards the unlocking direction.

The lock comprises a lock body, and is characterized by further comprising a base fixedly connected with a lower box body, wherein the lock body comprises a surface shell, the push rod and the locking assembly are both positioned in the surface shell, the locking assembly comprises a password assembly and a clutch block, the password assembly comprises a password wheel, a password adjusting wheel and a movable block elastically connected with the surface shell, the password adjusting wheel is connected with the lower end of the password wheel, the password adjusting wheel is positioned in a notch of the movable block, a bump is arranged on the side wall of the notch, the password adjusting wheel is provided with a groove capable of being clamped with the bump, the clutch block comprises a hinge shaft, a first limiting part and a second limiting part, the bottom of the clutch block is elastically connected with the base, the hinge shaft is hinged with the surface shell, the upper surface of the second limiting part is connected with a connecting block, the movable block is provided with a notch for accommodating the password wheel, and the side edge of the notch is connected with a guide inclined surface capable of guiding the password wheel to move up and down, and the guide inclined surface is used for limiting the movement of the push rod.

The lock cylinder assembly comprises a lock cylinder assembly and a positioning block, wherein the lock cylinder assembly and the positioning block are positioned in a face shell, the positioning block is positioned between the lock cylinder assembly and the clutch block, one end of the positioning block is matched with the lock cylinder assembly, the other end of the positioning block is matched with the first limiting part, the lock cylinder assembly comprises a shifting block connected with the lower end of a lock cylinder, a slot convenient for inserting the shifting block is formed in the corresponding shifting block, a pushing block capable of pushing the positioning block to move is arranged on the pushing rod, when the lock cylinder of the lock cylinder assembly rotates, the lock cylinder rotates to drive the positioning block to move and press the first limiting part to enable the first limiting part to release the limit on the pushing rod, the lock cylinder continues to rotate and enable the shifting block to drive the pushing rod to move towards the unlocking direction, and the pushing block of the pushing rod synchronously pushes the positioning block to move towards the unlocking direction.

The lock cylinder assembly comprises a connecting part connected with the lock cylinder, the shifting block is connected to the lower end of the connecting part, the connecting part is used for being matched with the positioning block, one surface, in contact with the connecting part, of the positioning block is an inclined surface, and the connecting part is arranged corresponding to the inclined surface in an inclined mode.

The connecting part can push the positioning block from the first position to the second position, and the pushing block can push the positioning block from the second position to the first position.

The push rod is internally provided with a stop block used for limiting excessive movement of the positioning block, and the positioning block downwards extends to form a limiting block matched with the stop block.

The invention has the beneficial effects that: according to the coded lock disclosed by the invention, the connecting end of the lock body is hinged with the upper box body, the free end of the lock body is used for being locked with the lock hook, the button is positioned at the hinged position of the connecting end of the lock body, when the button is pressed downwards, the button drives the push rod to move towards the unlocking direction, so that the lock catch is separated from the lock hook, the unlocked lock body can freely turn around the hinged position, and the unlocking can be realized without rotating hands to an angle suitable for pressing the button during unlocking, so that the unlocking is rapid and convenient, the structural design is reasonable, and the human engineering is met.

Drawings

The invention will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the invention, and other drawings can be obtained by one of ordinary skill in the art without inventive effort from the following drawings.

Fig. 1 is a schematic structural view of a coded lock according to the present invention.

Fig. 2 is a cross-sectional view of the combination lock of the present invention.

Fig. 3 is a schematic structural view of a hidden panel of the coded lock of the present invention.

Fig. 4 is an exploded view of the combination lock of the present invention.

Fig. 5 is a schematic structural view of a button of the combination lock of the present invention.

Fig. 1 to 5 include:

the lock body 1, the face housing 11, the bracket 12, the through hole 13, the accommodating groove 14, the lock cylinder assembly 2, the lock cylinder 20, the connecting part 21, the shifting block 22, the code assembly 3, the code wheel 30, the code wheel 31, the movable block 32, the notch 33, the convex block 34, the groove 35, the notch 37, the push rod 4, the accommodating space 40, the slot 42, the push block 43, the stop block 44, the convex column 45, the lock catch 47, the connecting block 48, the clutch block 5, the first limiting part 50, the second limiting part 51, the hinge shaft 52, the connecting block 54, the positioning block 6, the limiting block 60, the base 7, the lock hook 70, the rotating shaft 8, the button 9, the guide plate 91 and the waist-shaped groove 92.

Detailed Description

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

The specific implementation mode of the coded lock disclosed by the invention comprises a lock body 1 and a base 7, wherein the lock body 1 is arranged on an upper box body, the base 7 is arranged on a lower box body, a lock hook 70 (shown in fig. 3) is fixed on the base 7, the connecting end of the lock body 1 is hinged with the upper box body, the free end of the lock body 1 is used for locking with the lock hook 70, a push rod 4 locked with the lock hook 70 is rotationally connected with the lock body 1, the lock body 1 comprises a button 9, a face shell 11 and a support 12, the support 12 is fixedly connected with the upper box body, the upper end of the face shell 11 is hinged with the support 12, a lock cylinder assembly 2, a coded assembly 3, a clutch block 5 and a positioning block 6 are arranged in the face shell 11, the push rod 4 is also positioned in the face shell 11, and the lock cylinder assembly 2, the clutch block 5 and the positioning block 6 are all connected with the push rod 4.

As shown in fig. 3 to 4, the push rod 4 is provided with a receiving space 40, and the lock cylinder assembly 2, the positioning block 6 and the clutch block 5 are sequentially arranged in the receiving space 40, and the code assembly 3 and the button 9 are positioned at two ends of the push rod 4. The push rod 4 includes a slot 42, a push block 43 and a stopper 44, the slot 42 is substantially L-shaped, and the face housing 11 is provided with a through hole 13 communicating with the outside.

As shown in fig. 3-4, the stop block 44 and the push block 43 are disposed left and right, and a moving gap is provided between the push block 43 and the stop block 44, the moving gap is located at a side of the slot 42, and the slot 42 penetrates through the bottom wall of the push rod 4. Two sides of the push rod 4 are respectively provided with a convex column 45, each convex column 45 is sleeved with an elastic piece correspondingly, and the other end of the elastic piece is elastically abutted with the face shell 11. A lock catch 47 is provided on the end of the other end of the push rod 4, and the lock catch 47 is used for being buckled with a lock hook 70 on the base 7, so that the lock body 1 is fixed on the case. The stopper 44 can prevent excessive movement of the positioning block 6, and plays a protective role.

The locating piece 6 is located the top in clearance that removes, the one end and the separation and reunion piece 5 cooperation of locating piece 6, the other end and the lock core subassembly 2 cooperation of locating piece 6, the bottom of locating piece 6 is protruding to stretch to have stopper 60 in the clearance that removes, push rod 4 removes so that push block 43 can promote stopper 60 and remove, when lock core subassembly 2 rotates and promotes locating piece 6 and remove, locating piece 6 removes and makes stopper 60 left and right movement in the clearance that removes, in this embodiment, the removal position of locating piece 6 is second position and first position respectively, in the initial state, locating piece 6 is located the first position.

The clutch block 5 comprises a first limiting part 50, a second limiting part 51 and a hinge shaft 52, wherein the first limiting part 50 is positioned below the positioning block 6, and the first limiting part 50 is clamped with the push rod 4 and prevents the push rod 4 from moving towards the unlocking direction. The hinge shaft 52 is hinged with the face shell 11, the bottom of the clutch block 5 is elastically connected with the base 7 through an elastic piece, the hinge shaft 52 is located between the elastic piece and the first limiting portion 50, when the lock cylinder assembly 2 rotates to enable the connecting portion 21 to push the positioning block 6 to move towards a direction away from the lock cylinder assembly 2, the positioning block 6 moves and presses down the first limiting portion 50, and therefore the first limiting portion 50 releases the limitation of the push rod 4.

As shown in fig. 2 and 5, the button 9 is located at the hinge joint of the connection end of the lock body 1, the top of the lock body 1 is convenient for pressing operation, the guide plates 91 are connected to the two side walls of the button 90, the inclined direction of the guide plates 91 is downward inclined towards the direction of the clutch block 5, the push rod 4 extends towards the direction of the guide plates 91 to form a connecting block 48, one surface of the connecting block 48, which is used for being matched with the guide plates 91, is inclined, when the button 90 is manually pressed downward, the button 90 moves downward and drives the guide plates 91 to move downward, the guide plates 91 move downward so that the connecting block 48 can move horizontally along the inclined surface of the guide plates 91, so that the push rod 4 moves rightwards (in the unlocking direction), the push rod 4 moves horizontally, the push button 9 is pressed, the push rod 4 is convenient to operate, and the push rod 4 can move only by pressing the button 9 downward, and the structure is simple. The housing 11 is provided with a receiving groove 14, and the button 9 can move up and down in the receiving groove 14.

The button 9 has a vertically arranged waist-shaped groove 92, the waist-shaped groove 92 penetrates through two side walls of the button 9, the waist-shaped groove 92 is positioned below the guide plate 91, one rotating shaft 8 penetrates through the waist-shaped groove 92 and articulates the button 9, the lock body 1 and the upper box body together, the length of the waist-shaped groove 92 in the vertical direction is larger than the outer diameter of one rotating shaft 8, preferably the length of the waist-shaped groove 92 is the outer diameter of two to three rotating shafts 8, the waist-shaped groove 92 can slide up and down relative to the rotating shaft 8, the rotating shaft 8 can realize the hinging and free overturning of the lock body 1, and the rotating shaft 8 can play a role in guiding the downward movement of the button 9; the waist-shaped groove 92 is hinged with the face shell 11, the button 9 can be prevented from being separated from the lock, the length of the waist-shaped groove 92 in the vertical direction is larger than the outer diameter of the rotating shaft 8, so that the button 9 and the face shell 11 can be hinged and positioned, and meanwhile, the button 9 can be pressed downwards to enable the button 9 to horizontally move, a plurality of functions are achieved, and structural design is ingenious.

In this structure, the link of lock body 1 is articulated with last box, the free end of lock body 1 is used for locking with latch hook 70, and button 9 is located the articulated department of the link of lock body 1, when pressing button 9 downwards, button 9 drives push rod 4 and removes towards the direction of unblock, make hasp 47 and latch hook 70 break away from, thereby make the lock body 1 after the unblock overturn around articulated department under the elastic action of the elastic component of fixing on face shell 11, install button 9 in the middle part of password padlock or the both sides of password padlock in comparing traditional structure, result in the structure of face shell 11 too complicated, and lock body 1 upset is unsmooth, this structure sets up button 9 in the articulated department of the link of lock body 1, the unblock can be realized to the angle that is fit for pressing button 9 with the hand, unblock swiftly convenient, and press button 9 also can not hinder the lock body 1 rotation, and is rational in infrastructure design, accord with ergonomic.

The code assembly 3 comprises a code wheel 30, a code adjusting wheel 31 and a movable block 32, wherein the code adjusting wheel 31 is connected to the lower end of the code wheel 30, the code wheel 30 is exposed from a through hole 13, a notch 33 is arranged in the movable block 32, the code adjusting wheel 31 is positioned in the notch 33, a bump 34 is arranged on the side wall of the notch 33, a groove 35 which is clamped with the bump 34 is arranged on the code adjusting wheel 31, an elastic piece is connected to the end of the movable block 32, one end of the elastic piece is elastically abutted to the movable block 32, the other end of the elastic piece is elastically abutted to the face shell 11, a notch 37 is further arranged on the side wall of the notch 33, a guide inclined plane (not shown) is connected to the side edge of the notch 37, a connecting block 54 is connected to the upper surface of a second limiting part 51, the connecting block 54 can be protruded into the notch 37, when the code lock is in a locked state, the connecting block 54 is positioned on the guide inclined plane, the first limiting part 50 prevents the movement of the push rod 4, when the lock is unlocked, namely, the code adjusting wheel 30 is rotated to a correct code, the groove 35 is clamped with the bump 34, the movable block 32 moves downwards under the elastic piece, one end of the elastic piece, the notch 54 is elastically abuts against the bump 34, the notch 37, the side of the movable block 32 is elastically connected to the guide inclined plane, the notch 37 is elastically abuts against the notch 52, the first limiting part, and the movement limiting part is upwards, the movement of the first limiting part 50 is limited by the movement of the first limiting part 50, and the movement 5, and the movement is upwards, and the movement limiting part is upwards to the first limiting part is upwards, and limiting part 5.

The lock core assembly 2 comprises a lock core 20, a connecting part 21 and a shifting block 22 which are sequentially connected from top to bottom, the connecting part 21 obliquely extends towards the direction of the positioning block 6, the shifting block 22 is connected below the connecting part 21, the lock core assembly 2 is arranged above the slot 42, the shifting block 22 is inserted into the slot 42, and when the lock core 20 of the lock core assembly 2 is inserted into a key and rotated, the connecting part 21 is driven to rotate, and the connecting part 21 rotates to push the positioning block 6 positioned at the side edge of the connecting part to move towards the direction far away from the lock core assembly 2. The connecting portion 21 is obliquely arranged, one surface, in contact with the connecting portion 21, of the positioning block 6 is an inclined surface, and the connecting portion 21 is obliquely arranged corresponding to the inclined surface, so that the connecting portion 21 is in surface contact with the positioning block 6, and the connecting portion 21 is pushed more forcefully when pushing the positioning block 6, so that pushing is more in place.

The rotation of the lock cylinder assembly 2 is divided into a first stage and a second stage, when the lock cylinder assembly 2 rotates in the first stage, the connecting part 21 of the lock cylinder assembly 2 pushes the positioning block 6 to move towards a direction away from the lock cylinder assembly 2, the positioning block 6 moves from the first position into the second position and presses down the first limiting part 50, so that the first limiting part 50 releases the limitation on the push rod 4, at the moment, the lock cylinder assembly 2 continues to rotate in the second stage (the second stage rotates to 90 degrees in the embodiment), the shifting block 22 of the lock cylinder assembly 2 continues to rotate and changes the rotation of the shifting block 22 into the linear movement of the push rod 4, the shifting block 22 rotates to drive the push rod 4 to move towards the unlocking direction (the right in the embodiment), the push block 4 moves rightwards and enables the push block 43 of the push rod 4 to drive the positioning block 6 to move from the second position to the first position, the lock catch 47 of the push rod 4 is separated from the lock hook 70, the positioning block 6 releases the limitation on the clutch block 5, the box can be opened, an operator can reverse again at the moment, the connecting part 21 of the lock cylinder assembly 2 pushes the positioning block 6 to move from the first position to the second position and presses down the second position to release the limitation on the second position 5, and the key is released from the limitation on the second position of the key 4, and the key is released from the limitation on the second position of the second limiting part 5, and the key is pushed to move to the second key 4; when the box body needs to be locked, the surface shell 11 is pressed down, the push rod 4 can be driven to move rightwards, the push rod 4 moves rightwards to enable the push block 43 to drive the positioning block 6 to move rightwards, the positioning block 6 moves to the first position from the second position, the positioning block 6 releases the restriction on the clutch block 5, the lock hook 70 and the lock catch 47 are buckled to lock the box body, the box body is locked, and the locking and unlocking of the box body are realized by utilizing the connection among the clutch block 5, the push rod 4, the positioning block 6 and the lock cylinder assembly 2.

In the above structure, since the key is reversed to enable the push rod 4 to return to the position under the elastic action of the elastic member, the connecting portion 21 of the lock core assembly 2 pushes the positioning block 6 to move and enables the positioning block 6 to press the clutch block 5, so that the clutch block 5 can be prevented from limiting the movement of the push rod 4 when the box is locked, namely, a commonly called blocking state. The key is pulled out while the box body is unlocked, so that the step of reinserting the key when locking is omitted, the operation of operators is more convenient, and meanwhile, the time is saved; the locating piece 6 sets up between lock core assembly 2 and clutch block 5, and the restriction of clutch block 5 to push rod 4 can all be removed in key rotation first stage and key gyration, design benefit, and simple structure.

Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting 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 modifications or equivalent substitutions can be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention.

Claims

1. The password padlock is characterized in that: the lock comprises a lock hook and a lock body, wherein the lock hook is fixedly connected with a lower box body, the connecting end of the lock body is hinged with an upper box body, the free end of the lock body is used for locking with the lock hook, the lock body comprises a button capable of moving up and down, a push rod capable of moving horizontally and a locking assembly capable of limiting the movement of the push rod, the button is positioned at the hinged position of the connecting end of the lock body, the push rod can limit the up and down movement of the button, and the push rod is provided with a lock catch buckled with the lock hook; when the lock is unlocked, the locking assembly releases the restriction on the movement of the push rod, the push rod releases the restriction on the movement of the push button, the push button is pressed downwards, the push rod is driven by the push button to move horizontally, so that the lock catch of the push rod is separated from the lock hook, and the lock body is turned around the hinge joint;

the lower extreme of button has the waist type groove of vertical setting, waist type groove runs through two lateral walls of button, waist type inslot has the pivot, waist type groove can be relative the pivot slip.

2. A combination lock according to claim 1, wherein: the side wall slope of button is provided with the guide plate, the push rod orientation the direction of guide plate is protruding to stretch and is even the piece, works as locking component is released to the removal restriction of push rod, presses the button makes the button removes, the button removes can drive even the piece is along the incline direction of guide plate realizes horizontal migration, thereby drives the push rod removes towards the direction of unblock.

3. A combination lock according to claim 1, wherein: still include the base of fixed connection lower box, the latch hook is fixed on the base, the lock body includes the face-piece, the push rod with locking component all is located in the face-piece, locking component includes password component and separation and reunion piece, password component include the password wheel, transfer the sign indicating number wheel and with face-piece elastic connection's movable block, transfer the sign indicating number wheel and connect the lower extreme of password wheel, it is located to transfer the sign indicating number wheel the lack inslot of movable block, the lateral wall of lack the groove is equipped with the lug, transfer the sign indicating number wheel be equipped with can with the recess of lug block, the separation and reunion piece include the hinge, connect the bottom of hinge with base elastic connection, the hinge with the face-piece articulates, the upper surface of second limit part is connected with the connecting block, be equipped with on the movable block and hold the breach, the breach side is connected with can guide along its guide inclined plane that reciprocates, first joint is used for the push rod restriction moves.

4. A combination lock according to claim 3, wherein: the lock cylinder assembly comprises a lock cylinder assembly and a positioning block, wherein the lock cylinder assembly is arranged in a face shell, the positioning block is arranged between the lock cylinder assembly and the clutch block, one end of the positioning block is matched with the lock cylinder assembly, the other end of the positioning block is matched with the first limiting part, the lock cylinder assembly comprises a shifting block connected with the lower end of the lock cylinder, a slot convenient for inserting the shifting block is formed in the corresponding shifting block, a pushing block capable of pushing the positioning block to move is arranged on the pushing rod, when the lock cylinder of the lock cylinder assembly rotates, the lock cylinder rotates to drive the positioning block to move and press the first limiting part to enable the first limiting part to release the limit on the pushing rod, the lock cylinder continues to rotate and enable the shifting block to drive the pushing rod to move towards the unlocking direction, and the pushing block of the pushing rod synchronously pushes the positioning block to move towards the unlocking direction.

5. A combination lock according to claim 4, wherein: the lock core assembly comprises a connecting part connected with the lock core, the shifting block is connected to the lower end of the connecting part, the connecting part is used for being matched with the positioning block, one surface of the positioning block, which is contacted with the connecting part, is an inclined surface, and the connecting part is arranged corresponding to the inclined surface in an inclined way.

6. A combination lock according to claim 5, wherein: the push block and the connecting part are provided with a first position and a second position which are convenient for the left and right movement of the positioning block, the connecting part can push the positioning block from the first position to the second position, and the push block can push the positioning block from the second position to the first position.

7. A combination lock according to claim 5, wherein: the push rod is internally provided with a stop block used for limiting excessive movement of the positioning block, and the positioning block is downwards extended to be provided with a limiting block matched with the stop block.