CN210598480U

CN210598480U - Puzzle padlock

Info

Publication number: CN210598480U
Application number: CN201921116267.1U
Authority: CN
Inventors: 钟洪亮; 薛鹤飞; 吕江琴
Original assignee: Dongguan Jingyu Industrial Co ltd
Current assignee: Dongguan Jingyu Industrial Co ltd
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-05-22
Anticipated expiration: 2029-07-16

Abstract

The utility model discloses a password padlock, which has the technical proposal that the password padlock comprises a button, a password component comprises a password wheel group and a central rod, the central rod is linked with the password wheel group, and the button is linked with the central rod; when the password padlock is in a locking state, the central rod locks one end of the lock rope in a limiting mode, the password wheel set locks the central rod in a limiting mode, and the button is limited by the central rod and cannot be pressed inwards; behind the unblock of password wheelset, well core rod is portable, inwards presses the button, the button promotes well core rod removes to remove and removes right the spacing realization unblock of the one end of lock rope, the utility model provides a password padlock realizes the spacing locking to the one end of lock rope through well core rod, compares in current padlock, and spare part still less, and the structure is simpler, also more simple and convenient during the assembly, and fault-tolerant rate during the use is higher, and the reliability is higher.

Description

Puzzle padlock

Technical Field

The utility model relates to a tool to lock technical field, more specifically say, it relates to a password padlock.

Background

Due to the structural characteristics of the padlock, the padlock is convenient and flexible to use and wide in application range, can replace other locks, cannot replace the padlock and is an ideal disaster-preventing locker. The code padlock further improves the reliability of the padlock through the code assembly, but the existing code padlock is too complex in structure, inconvenient to assemble and prone to error.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a password padlock reaches simple structure, the simple and convenient and high purpose of reliability of assembly.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a password padlock, includes lock shell, password subassembly and lock rope, its characterized in that: the password component comprises a password wheel group and a center rod, the center rod is linked with the password wheel group, and the button is linked with the center rod;

when the password padlock is in a locking state, the central rod locks one end of the lock rope in a limiting mode, the password wheel set locks the central rod in a limiting mode, and the button is limited by the central rod and cannot be pressed inwards; after the password wheel group is unlocked, the central rod is movable and is pressed inwards, and the button pushes the central rod to move to release the limit of one end of the locking rope to realize unlocking.

Preferably, the central rod includes a straight rod portion, a linkage portion and an upper locking portion, the linkage portion is located at one end of the straight rod portion, the upper locking portion is connected with the linkage portion, the straight rod portion is linked with the password wheel set, the button is linked with the linkage portion, and the upper locking portion is used for limiting and locking one end of the locking rope.

As a further optimization, the linkage part is provided with a linkage hook, and the linkage hook is inserted into the button.

As a further optimization, one end of the locking rope is provided with a first rivet joint, the first rivet joint comprises a first connecting portion, a first limiting portion and a first head portion which are sequentially connected, the first connecting portion is connected with one end of the locking rope, the size of the first limiting portion is smaller than that of the first connecting portion and that of the first head portion, the locking portion is provided with a limiting bayonet, and limiting locking is achieved when the limiting bayonet is inserted into the first limiting portion.

As a further optimization, the lock comprises an ejection block and an ejection spring, wherein the ejection spring is positioned between the ejection block and the lock shell;

when the password padlock is in a locking state, one end of the lock rope presses the ejection block inwards, and the ejection spring is in an elastic deformation state; after the central rod relieves the limit on one end of the locking rope, the ejection spring drives the ejection block to eject outwards, and the ejection block pushes one end of the locking rope to eject outwards.

As a further refinement, the ejector block is retained by the central rod such that the lock rope ejector block remains located inside the lock housing at all times.

Preferably, the password assembly comprises a position sensing piece, and the position sensing piece is linked with the password wheel set.

As a further optimization, the password assembly comprises a number-changing assembly, the number-changing assembly comprises a number-changing internal part and a number-changing operating part, the number-changing internal part is sleeved at one end of the center rod and is linked with the number-changing operating part in a linkage manner, the number-changing operating part is provided with an operating block, and the operating block penetrates through the lock shell.

As a further optimization, the lock comprises a key assembly, wherein the key assembly comprises a lock core, a connecting plate and a lock tongue, the connecting plate is linked with the lock core, and the lock tongue is linked with the connecting plate;

when the key assembly is in a locking state, the lock tongue limits and locks the other end of the lock rope, and the connecting plate limits and locks the lock tongue; through during the key subassembly unblock, the unblock key inserts lock benevolence and drive the lock benevolence rotates, even the board is followed the lock benevolence rotates, even the board rotates to relieving the spacing of spring bolt, the spring bolt is portable, the other end of lock rope can to the lock shell is extracted outward, and promotes when outwards extracting the spring bolt is kept away from the other end of lock rope removes.

As a further optimization, the other end of the lock rope is provided with a second rivet joint, the second rivet joint comprises a second connecting portion, a second limiting portion and a second head portion, the second connecting portion, the second limiting portion and the second head portion are sequentially connected, the second connecting portion is connected with the other end of the lock rope, the size of the second limiting portion is smaller than that of the second connecting portion and that of the second head portion, and when the key assembly is in a locking state, one end of the lock tongue is inserted into the second limiting portion to achieve limiting locking of the second rivet joint.

To sum up, the utility model discloses following beneficial effect has: when the password padlock is unlocked through the password assembly, after a correct unlocking password is input through the password wheel set, the central rod is unlocked and can move, the button is pressed into the lock shell, the button moves into the lock shell and pushes the central rod to move to remove the limit of one end of the lock rope, so that unlocking is realized, and one end of the lock rope can be pulled out of the lock shell; the utility model provides a password padlock realizes the spacing locking to the one end of lock rope through well core rod, compares in current padlock, and spare part still less, and the structure is simpler, also more simple and convenient during the assembly, and fault-tolerant rate during the use is higher, and the reliability is higher.

Drawings

FIG. 1 is a schematic diagram of a combination padlock in an embodiment;

FIG. 2 is a schematic view of the combination padlock with the lock case removed;

fig. 3 is a partially exploded view of the combination padlock with the lock housing removed in the embodiment.

In the figure: 1. a lock case; 2. a cryptographic component; 21. a password wheel group; 22. a center pole; 221. a straight rod part; 222. a linkage section; 2221. a linkage hook; 223. an upper lock portion; 2231. a limiting bayonet; 23. a central return spring; 24. a position sensing sheet; 25. a number-changing component; 251. a number-changing internal part; 252. a number-changing operating member; 2521. an operation block; 3. a button; 4. locking the rope; 5. a first rivet joint; 51. a first connection portion; 52. a first limiting part; 53. a first head portion; 6. ejecting a block; 60. ejecting a spring; 7. a key assembly; 71. locking the kernel; 72. connecting plates; 721. a limit stop block; 73. a latch bolt; 730. a bolt return spring; 731. a limiting bump; 8. a second rivet joint; 81. a second connecting portion; 82. a second limiting part; 83. a second head.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, the combination padlock in the embodiment comprises a lock case 1, a combination assembly 2, a button 3 and a lock rope 4, wherein the combination assembly 2 and the button 3 are installed on the lock case 1, and the lock rope 4 can be separated from the lock case 1. Referring to fig. 2, the cipher assembly 2 includes a cipher wheel set 21, a center rod 22 and a center return spring 23, the center rod 22 is linked with the cipher wheel set 21, and the button 3 is linked with the center rod 22. When the password padlock is in a locking state, the central rod 22 is used for limiting and locking one end of the lock rope 4, the password wheel set 21 is used for limiting and locking the central rod 22, and the button 3 is used for limiting the central rod 22 so that the button 3 cannot move in the lock shell 1; when this password padlock passes through password subassembly 2 unblock, behind the correct unblock password of password wheelset 21 input, well core rod 22 is by the unblock portable, and button 3 is by the unblock portable, presses button 3 in to lock shell 1, and button 3 removes and removes spacing to the one end of lock rope 4 to moving and promoting well core rod 22 in to lock shell 1 to realize the unblock, the one end of lock rope 4 can be pulled out from lock shell 1. The password padlock in this embodiment realizes the spacing locking to the one end of lock rope 4 through well pole 22, compares in current padlock, and spare part is still less, and the structure is simpler, also more simple and convenient during the assembly, and the fault-tolerant rate during the use is higher, and the reliability is higher.

As shown in fig. 2 and 3, the center rod 22 includes a straight rod part 221, an interlocking part 222, and an upper lock part 223, the interlocking part 222 is located at one end of the straight rod part 221, and the upper lock part 223 is connected to the interlocking part 222. The straight rod part 221 is inserted into the password wheel set 21 to realize linkage connection of the straight rod part 221 and the password wheel set 21, the central return spring 23 is sleeved on the straight rod part 221, one end of the central return spring 23 is fixed on the linkage part 222, and the other end of the central return spring is fixed on the password wheel set 21. The button 3 is linked to the linking portion 222, and the locking portion 223 is used to lock one end of the lock cord 4. Specifically, the linkage portion 222 is provided with a linkage hook 2221, and the linkage hook 2221 is inserted into the button 3. The password component 2 further comprises a position sensing piece 24, the position sensing piece 24 is linked with the password wheel set 21, and the position sensing piece 24 is used for sensing whether the rotation of the password wheel set 21 is in place. The password assembly 2 further comprises a number-changing assembly 25, the number-changing assembly 25 comprises a number-changing inner member 251 and a number-changing operation member 252, the number-changing inner member 251 is sleeved on one end of the straight rod part 221 of the center rod 22, the end is far away from the linkage part 222, and the number-changing inner member 251 is linked with the number-changing operation member 252 in a linkage mode. The number changing operating member 252 has an operating block 2521, and the operating block 2521 is partially disposed outside the housing 1 through the housing 1. Under the unlocking state of the password assembly 2, the number changing operation piece 252 is driven to move by the operation block 2521, the number changing operation piece 252 drives the number changing internal piece 251 to move, the number changing internal piece 251 drives the center rod 22 to move, and then the unlocking password can be changed by the password wheel set 21.

Referring to fig. 2 and 3, a first rivet joint 5 is disposed at one end of the lock rope 4, the first rivet joint 5 includes a first connecting portion 51, a first position-limiting portion 52 and a first head portion 53, which are connected in sequence, the first connecting portion 51 is connected with one end of the lock rope 4, and a size (diameter) of the first position-limiting portion 52 is smaller than a size (diameter) of the first connecting portion 51 and a size (diameter) of the first head portion 53. The locking portion 223 of the center rod 22 is provided with a locking notch 2231, and the locking notch 2231 locks the first caulking head 5 when inserted into the first locking portion 52. Preferably, the combination padlock further comprises an ejection block 6 and an ejection spring 60, wherein the ejection spring 60 is positioned between the ejection block 6 and the lock shell 1. When the password padlock is in a locking state, the first rivet joint 5 presses the ejection block 6 into the lock shell 1, and the ejection spring 60 is in an elastic deformation state; after the password assembly 2 is unlocked, the button 3 is pressed, the button 3 pushes the straight rod part 221 to move, so that the limiting bayonet 2231 of the upper lock part 223 is separated from the first limiting part 52 to unlock the first riveting head 5, the ejection block 6 is driven by the elastic force of the ejection spring 60 to eject outwards the lock shell 1, and the ejection block 6 pushes the first riveting head 5 to eject outwards the lock shell 1. As a further optimization, the ejector block 6 is limited by the upper locking portion 223 of the center rod 22, so that the ejector block 6 is always kept in the lock case 1.

As shown in fig. 2 and 3, the combination padlock further comprises a key assembly 7, wherein the key assembly 7 comprises a lock core 71, a connecting plate 72 and a locking tongue 73, the connecting plate 72 is linked with the lock core 71 in a linkage manner, and the locking tongue 73 is linked with the connecting plate 72 in a linkage manner. When the key assembly 7 is in a locking state, the bolt 73 is used for limiting and locking the other end of the lock rope 4, and the connecting plate 72 is used for limiting and locking the bolt 73 so that the bolt 73 cannot move; when the key assembly 7 is used for unlocking, the unlocking key is inserted into the lock core 71 and drives the lock core 71 to rotate, the connecting plate 72 rotates along with the lock core 71, the connecting plate 72 rotates to release the limit of the bolt 73, the bolt 73 can move, and the other end of the lock rope 4 can be pulled out of the lock shell 1 and pushes the bolt 73 to move away from the other end of the lock rope 4 when being pulled out. The connecting plate 72 is provided with a limit stop 721, and the latch bolt 73 is provided with a limit projection 731. When the key assembly 7 is in the locked state, the limit stopper 721 blocks the rear of the other end of the limit projection 731 of the latch bolt 73 away from the lock rope 4, so that the latch bolt 73 cannot move away from the other end of the lock rope 4; when the lock core 71 rotates to realize unlocking, the connecting plate 72 rotates to enable the limit stop 721 to be staggered with the limit bump 731, and the bolt 73 can move away from the other end of the lock rope 4. A bolt return spring 730 is arranged between the bolt 73 and the lock shell 1, and when the bolt 73 moves away from the other end of the lock rope 4, the bolt return spring 730 generates elastic deformation.

The other end of lock rope 4 is equipped with second rivet head 8, and second rivet head 8 is connected including the second connecting portion 81, the spacing portion 82 of second and the second head 83 that connect gradually, second connecting portion 81 and the other end of lock rope 4 are connected, and the size (diameter) of the spacing portion 82 of second is less than the size (diameter) of second connecting portion 81 and the size (diameter) of second head 83. When the key assembly 7 is in the locked state, one end of the latch tongue 73 close to the second rivet head 8 is inserted into the second limiting portion 82 to realize the limiting and locking of the second rivet head 8.

When the combination padlock is in a locked state, the limiting bayonet 2231 of the locking part 223 of the center rod 22 is inserted into the first limiting part 52 to realize limiting and locking of the first rivet joint 5, and one end of the bolt 73 close to the second rivet joint 8 is inserted into the second limiting part 82 to realize limiting and locking of the second rivet joint 8; when the password padlock is unlocked through the password assembly 2, after a password wheel group 21 inputs a correct unlocking password, the button 3 is pressed into the lock shell 1, the button 3 pushes the straight rod part 221 to move, the locking part 223 moves to enable the limiting bayonet 2231 to be separated from the first limiting part 52, the ejection spring 60 drives the ejection block 6 to eject outwards, and the ejection block 6 drives the first rivet joint 5 to eject outwards; when the password padlock is unlocked through the key assembly 7, the unlocking key is inserted into the lock core 71 and drives the lock core 71 to rotate, the connecting plate 72 rotates to enable the limit stop 721 and the limit bump 731 to be staggered, the second rivet joint 8 is pulled out, and the lock tongue 73 is pushed to be far away from the second rivet joint 8 to move when the second rivet joint 8 moves outwards.

The above embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications to the above embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent laws within the scope of the present invention.

Claims

1. The utility model provides a password padlock, includes lock shell, password subassembly and lock rope, its characterized in that: the password component comprises a password wheel group and a center rod, the center rod is linked with the password wheel group, and the button is linked with the center rod;

2. A combination padlock as claimed in claim 1, wherein: the central rod comprises a straight rod part, a linkage part and an upper locking part, the linkage part is positioned at one end of the straight rod part, the upper locking part is connected with the linkage part, the straight rod part is linked with the password wheel set, the button is linked with the linkage part, and the upper locking part is used for limiting and locking one end of the locking rope.

3. A combination padlock as claimed in claim 2, wherein: the linkage part is provided with a linkage hook which is inserted into the button.

4. A combination padlock as claimed in claim 2, wherein: the lock rope is characterized in that a first riveting head is arranged at one end of the lock rope, the first riveting head comprises a first connecting portion, a first limiting portion and a first head portion which are sequentially connected, the first connecting portion is connected with one end of the lock rope, the size of the first limiting portion is smaller than that of the first connecting portion and that of the first head portion, a limiting bayonet is arranged on the locking portion, and limiting locking is achieved when the limiting bayonet is inserted into the first limiting portion.

5. A combination padlock as claimed in claim 1, wherein: the ejection mechanism comprises an ejection block and an ejection spring, wherein the ejection spring is positioned between the ejection block and the lock shell;

6. A combination padlock as claimed in claim 5, wherein: the ejection block is limited by the central rod, so that the lock rope ejection block is always kept in the lock shell.

7. A combination padlock as claimed in claim 1, wherein: the password assembly comprises a position sensing piece, and the position sensing piece is linked with the password wheel set.

8. A combination padlock as claimed in claim 1, wherein: the password assembly comprises a number changing assembly, the number changing assembly comprises a number changing internal part and a number changing operation part, the number changing internal part is sleeved at one end of the center rod and is linked with the number changing operation part, the number changing operation part is provided with an operation block, and the operation block penetrates through the lock shell.

9. A combination padlock as claimed in claim 1, wherein: the key assembly comprises a lock core, a connecting plate and a lock tongue, wherein the connecting plate is linked with the lock core, and the lock tongue is linked with the connecting plate;

10. A combination padlock as claimed in claim 9, wherein: the other end of the lock rope is provided with a second rivet joint, the second rivet joint comprises a second connecting portion, a second limiting portion and a second head portion, the second connecting portion, the second limiting portion and the second head portion are sequentially connected, the second connecting portion is connected with the other end of the lock rope, the size of the second limiting portion is smaller than that of the second connecting portion and that of the second head portion, and when the key assembly is in a locking state, one end of the lock tongue is inserted into the second limiting portion to achieve limiting locking of the second rivet joint.