CN116291047B

CN116291047B - Coded lock for bicycle

Info

Publication number: CN116291047B
Application number: CN202310359237.8A
Authority: CN
Inventors: 詹光明; 邓海军; 詹成
Original assignee: Zhejiang Zhongli Group Co ltd
Current assignee: Zhejiang Zhongli Group Co ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2025-07-25
Anticipated expiration: 2043-03-31
Also published as: CN116291047A

Abstract

The invention relates to a coded vehicle lock, which comprises a lock shell, a coded wheel assembly, a lock rod, a mandrel and a driving piece, wherein the coded wheel assembly is arranged on the lock shell, the lock rod, the mandrel and the driving piece are used for driving the mandrel to slide to unlock, the coded wheel assembly is rotatably arranged on the periphery of the mandrel, the end part of the lock rod extends out of the lock shell, the lock rod comprises a rod body which is integrally formed, a first bending part and a second bending part which are positioned at two ends of the rod body and bend towards the direction of the lock shell, the lock rod and the lock shell are limited by a limiting structure, the end part of the first bending part extends into the lock shell, the end part of the driving piece extends out of the lock shell and is in abutting arrangement with the second bending part, a notch for a chain to enter and exit is formed between the end part of the second bending part and the lock shell at intervals, and when the driving piece drives the mandrel to slide, the driving piece and the second bending part are separated to unlock the chain. By adopting the technical scheme, the invention provides the coded vehicle lock, the lock rod of the coded vehicle lock is integrally formed, and the lock rod is prevented from being pulled out from two sides by utilizing limit fit, so that the anti-theft effect is good.

Description

Coded lock for bicycle

Technical Field

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

Background

In the prior art, people select a bicycle as a transportation means for advocating green traveling, then for theft prevention, people lock the bicycle through a coded lock, and the bicycle is locked on wheels of the bicycle, but the whole bicycle can be directly lifted, and the theft prevention function cannot be achieved. Therefore, the coded lock matched with the chain comprises a lock shell, a coded wheel assembly arranged on the lock shell, a lock rod, a mandrel and a driving piece for driving the mandrel to move to unlock, wherein the coded wheel assembly is rotationally arranged on the periphery of the mandrel, the lock rod comprises at least two rod bodies which are arranged in a split mode, the end parts of the rod bodies extend outwards of the lock shell and are bent, one end of the chain is sleeved on one of the rod bodies, the other end of the chain is sleeved on the other rod body, the driving piece drives the mandrel to move the chain to separate from the rod bodies, the chain locks the bicycle on a telegraph pole or a trunk, but the coded lock is arranged in a split mode, and is easy to pull out from two sides, so that the separation of the chain is realized, and the anti-theft function is poor.

Disclosure of Invention

The invention aims to overcome the defects of the prior art, and provides the coded vehicle lock, wherein the lock rod is integrally formed, and the lock rod is prevented from being pulled out from two sides by utilizing limit fit, so that the anti-theft effect is good.

The technical scheme includes that the coded vehicle lock comprises a lock shell, a coded wheel assembly, a lock rod, a mandrel and a driving piece, wherein the coded wheel assembly, the lock rod, the mandrel and the driving piece are arranged on the lock shell, the driving piece is used for driving the mandrel to slide to unlock, the coded wheel assembly is rotatably arranged on the periphery of the mandrel, the end part of the lock rod extends outwards of the lock shell, the lock rod comprises a rod body which is integrally formed, a first bending part and a second bending part which are positioned at two ends of the rod body and are bent towards the direction of the lock shell, the lock rod is limited by a limiting structure to slide between the lock rod and the lock shell, the end part of the first bending part extends into the lock shell, the end part of the driving piece extends out of the lock shell and is in collision with the second bending part, a notch for enabling a chain to enter and exit is formed between the end part of the second bending part and the lock shell at intervals, and the driving piece is separated from the second bending part to unlock when the mandrel is driven to slide.

By adopting the technical scheme, the lock rod is integrally formed and matched with the lock shell through the limit structure, the lock rod is prevented from being pulled out from two sides, so that the lock rod is stable in structure and good in anti-theft performance, the password wheel assembly is rotated, after the password is correct, the driving piece moves to push the mandrel to slide, the driving piece is separated from the second bent part, a notch is formed between the driving piece and the second bent part, the chain can enter and exit the second through hole, when the password is wrong, the driving piece cannot push the mandrel, the driving piece always collides with the second bent part, and the chain cannot be separated.

The lock is further provided with the mounting groove along the transverse direction of the lock shell, the rod body is clamped in the mounting groove, the limiting structure comprises a plurality of limiting blocks and limiting grooves matched with the limiting blocks, each limiting block is arranged on two side walls of the mounting groove, each limiting groove is arranged on the periphery of the rod body, and each limiting block is clamped in the corresponding limiting groove so as to limit the rod body to be separated from the lock shell.

By adopting the further arrangement, the lock rod can be limited to be separated by utilizing the cooperation of the limiting block and the limiting groove, the lock rod can be blocked no matter which side is pulled, and the anti-theft performance is high.

The lock is characterized in that the lock shell is provided with a locking groove for the first bending part to be inserted in, the side wall of the locking groove is provided with a clamping block, the first bending part is correspondingly provided with a clamping groove, and the clamping block is clamped in the clamping groove to prevent the first bending part from being separated from the lock shell.

By adopting the further arrangement, the lock is simple in structure and convenient to install, and the first bending part is prevented from being separated from the lock shell, so that the chain is separated from the first bending part, and the chain can be unlocked only by being separated from the notch.

The driving piece comprises a push rod and a push button, wherein a chute for the push button to slide is arranged on the lock shell, two ends of the push rod are respectively in abutting arrangement with the second bending part and the mandrel, and a reset spring for resetting the push rod towards the push rod is sleeved on the mandrel.

By adopting the above arrangement, after the password is correct, the push button is pushed to slide in the chute towards the direction of the password wheel assembly, the push rod is propped against the mandrel, the mandrel slides, the reset spring is compressed, the push rod is separated from the second bending part, the chain can be separated from the second bending part, after the push button is loosened, the reset spring resets the mandrel, the driving piece is driven to reset, the push rod is contacted with the second bending part, the structure is simple, the operation is convenient, and when the password is wrong, the push button cannot be pushed, and unlocking cannot be performed.

The password wheel assembly comprises a plurality of password wheels and limiting wheels which rotate synchronously with the password wheels, the inner Zhou Jun of each limiting wheel is provided with a jack and a stop block, the periphery of the mandrel is provided with a convex block, when the convex block is in contact with the stop block, the locking state is achieved, and when the convex block is positioned in the jack, the unlocking state is achieved.

Adopt above-mentioned still further setting, rotate the password wheel and drive spacing round rotation, when the password is correct, the lug of dabber is located the jack, and the dabber can slide this moment, and when the password was wrong, dabber lug and dog conflict, and the dabber can't slide this moment, sets up a plurality of burglary-resisting properties good.

The lock is further provided with a positioning rod and a positioning sleeve, wherein the positioning rod is perpendicular to the mandrel, the positioning sleeve is parallel to the mandrel, a positioning groove is formed in the positioning rod corresponding to the mandrel, the positioning sleeve is arranged in the positioning groove, and a groove for the mandrel to slide in is formed in the positioning sleeve.

By adopting the further arrangement, the sliding distance of the mandrel is limited, the mandrel is prevented from being separated from the driving piece, and the positioning rod is vertically arranged with the positioning sleeve to prevent the positioning rod from being taken out, so that the password wheel assembly is firm in structure.

The password wheel assembly is further provided with a mounting plate and a plurality of elastic pieces integrally formed with the mounting plate, the lock shell is provided with a containing groove which is parallel to the mandrel, the mounting plate is positioned in the containing groove, the elastic pieces are arranged in one-to-one correspondence with the password wheels, a plurality of clamping grooves are formed in the periphery of the password wheels at intervals, and the elastic pieces are clamped into the clamping grooves to position the password wheels.

By adopting the further arrangement, when the password wheel assembly rotates, the hand feeling is better, and when the spring plate is clamped into the clamping groove, the password wheel can be positioned, and the password wheel is prevented from rotating automatically.

The lock is characterized in that the lock shell comprises a first shell and a second shell which are arranged in a split mode, the two shells are mutually buckled and connected through a fastener, and the locking groove and the clamping block are arranged on the two shells.

Adopt above-mentioned still further setting, easy dismounting is convenient for the dismouting of each spare part of lock shell inside and is changed, all is equipped with locking groove and fixture block on two casings for first curved portion of establishing sound construction is difficult for breaking away from the lock shell.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;

FIG. 2 is an internal schematic diagram of an embodiment of the present invention;

FIG. 3 is a schematic view of a locking lever according to an embodiment of the present invention;

FIG. 4 is a schematic view of a first housing according to an embodiment of the invention;

FIG. 5 is a schematic view of a locking bar and a spindle according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of a driving member and a mandrel according to an embodiment of the present invention;

FIG. 7 is a schematic diagram of a combination wheel assembly and mandrel according to an embodiment of the present invention;

FIG. 8 is a schematic view of the structure of the inside of the embodiment of the present invention;

FIG. 9 is a schematic view of a second housing according to an embodiment of the invention;

FIG. 10 is a schematic view of a locating lever and a locating sleeve according to an embodiment of the present invention;

FIG. 11 is a schematic view of a spring plate according to an embodiment of the present invention;

FIG. 12 is a schematic view of a password wheel and a spacing wheel according to an embodiment of the present invention.

Description of the embodiments

The technical solutions of the present embodiment will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

It should be noted that all directional indicators (such as upper, lower, front, and rear) in the description of the present invention are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. In the description of the present invention, "a number" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In addition, the technical solutions of the embodiments of the present invention may be combined with each other, but it is necessary to base the implementation on the basis of those skilled in the art, and when the technical solutions are contradictory or cannot be implemented, it should be considered that the combination of the technical solutions does not exist, and is not within the scope of protection claimed by the present invention.

As shown in fig. 1-12, a coded lock comprises a lock shell 1, a coded wheel assembly 2 arranged on the lock shell 1, a lock rod 3, a mandrel 4 and a driving piece 5 for driving the mandrel 4 to slide and unlock, wherein the coded wheel assembly 2 is rotatably arranged on the periphery of the mandrel 4, the end part of the lock rod 3 extends outwards of the lock shell 1, and the coded lock is characterized in that the lock rod 3 comprises a rod body 31 and a first bending part 32 and a second bending part 33 which are positioned at two ends of the rod body 31 and bend towards the direction of the lock shell 1, the lock rod 3 and the lock shell 1 slide through a limiting structure, the end part of the first bending part 32 extends into the lock shell 1, the end part of the driving piece 5 extends out of the lock shell 1 and is in contact with the second bending part 33, a notch 6 for enabling a chain to enter and exit is formed between the end part of the second bending part 33 and the lock shell 1, when the driving piece 5 drives the mandrel 4 to slide and separate and unlock, the driving piece is separated from the second bending part, the first bending part can not enter the second bending part and the second bending part, and the password wheel can not enter the lock shell, the second bending part can not be pushed by the sliding part, and the password can not be pushed by the driving piece is prevented from being separated from the first bending part, and the password can not be pushed by the second bending part, and the password can not be pushed by the driving part, and the password can not be always be pushed by the second bending part, and the password can be stably pushed by the driving part, and the password can be pushed by the driving part can be separated by the second bending part.

The lock case 1 is provided with the mounting groove 11 along the transverse direction of the lock case, the rod body 31 is clamped in the mounting groove 11, the limiting structure comprises a plurality of limiting blocks 71 and limiting grooves 72 matched with the limiting blocks 71, each limiting block 71 is arranged on two side walls of the mounting groove 11, each limiting groove 72 is arranged on the periphery of the rod body 31, each limiting block 71 is clamped in the corresponding limiting groove 72 to limit the rod body 31 to be separated from the lock case 1, the structure is simple, the installation is convenient, the locking rod can be limited to be separated by utilizing the matching of the limiting blocks and the limiting grooves, no matter which side is pulled, the locking rod can be blocked, and the anti-theft performance is high.

The lock case 1 is provided with the locking groove 12 for the first bending part 32 to be inserted, the side wall of the locking groove 12 is provided with the clamping block 121, the first bending part 32 is correspondingly provided with the first clamping groove 321, the clamping block 121 is clamped in the first clamping groove 321 to prevent the first bending part 32 from separating from the lock case 1, the structure is simple, the installation is convenient, the first bending part is prevented from separating from the lock case, the chain is caused to separate from the first bending part, and the chain can be unlocked only after the chain is separated from the notch. The lock case 1 comprises a first case 16 and a second case 17 which are arranged in a split mode, the two cases are mutually buckled and connected through fasteners, namely, the two cases are connected through screws and the like, the two cases are respectively provided with a locking groove 12 and a clamping block 121, the disassembly and the assembly are convenient, the disassembly and the assembly of each part inside the lock case are convenient, the two cases are respectively provided with the locking grooves and the clamping blocks, and the first bending portion is firm in structure and not easy to separate from the lock case. The lock case 1 is provided with a positioning rod 13 which is perpendicular to the mandrel 4 and a positioning sleeve 14 which is parallel to the mandrel 4, the positioning rod 13 is provided with a positioning groove 131 corresponding to the mandrel 4, the positioning sleeve 14 is arranged in the positioning groove 131, the positioning sleeve 14 is provided with a groove 141 for the mandrel 4 to slide in, the sliding distance of the mandrel is limited, the mandrel is prevented from being separated from a driving piece, and the positioning rod is perpendicular to the positioning sleeve to prevent the positioning rod from being taken out, so that the password wheel assembly is firm in structure.

The driving piece 5 includes push rod 51 and push button 52, push rod 51 and push button 52 integrated into one piece, be equipped with on the lock shell 1 and supply the gliding spout 10 of push button 52, push rod 51 both ends establish portion 33 and dabber 4 conflict setting with the second bend respectively, the cover is equipped with the reset spring 41 that is used for restoring to push rod 51 orientation with it on the dabber 4, the dabber 4 is equipped with limiting plate 43 with the one end that push rod 51 contradicted an organic whole, still the cover is equipped with locating plate 8 on the dabber 4, reset spring 41 both ends are contradicted setting with limiting plate and locating plate 8 respectively, after the password is correct, promote the push button to slide to cipher wheel subassembly direction in the spout, the push rod supports the dabber, the dabber slides, and compress reset spring, make push rod and second bend establish the portion and break away from, the chain can break away from the second bend and establish the portion, reset spring resets the dabber after releasing the push button, drive the driving piece resets, push rod and second bend establishes portion contact, and is convenient operation, the password is wrong, can't promote the push button promptly, can't be unlocked.

The password wheel assembly 2 comprises a plurality of password wheels 21 and limiting wheels 22 which are synchronously rotated with the password wheels 21, the inner Zhou Jun of each limiting wheel 22 is provided with a jack 221 and a stop block 222, the periphery of the mandrel 4 is provided with a convex block 42, when the convex block 42 is in conflict with the stop block 222, the password wheels are rotated to drive the limiting wheels to rotate in a locking state, when the convex block 42 is positioned in the jack 221 and in an unlocking state, when the password is correct, the convex block on the mandrel is positioned in the jack, the mandrel can slide at the moment, when the password is wrong, the convex block on the mandrel is in conflict with the stop block, the mandrel cannot slide at the moment, and a plurality of anti-theft properties are good. The password wheel assembly 2 further comprises a mounting plate 23 and a plurality of elastic pieces 24 integrally formed with the mounting plate 23, the lock shell 1 is provided with a containing groove 15 which is parallel to the mandrel 4, the mounting plate 23 is located in the containing groove 15, the elastic pieces 24 are arranged in one-to-one correspondence with the password wheels 21, a plurality of second clamping grooves 211 are formed in the periphery of each password wheel 21 at intervals, the elastic pieces 24 are clamped into the second clamping grooves 211 to position the password wheels 21, when the password wheel assembly rotates, the hand feeling is better, and when the elastic pieces are clamped into the clamping grooves, the password wheels can be positioned, and the password wheels are prevented from rotating automatically.

Claims

1. The utility model provides a coded lock, including lock shell (1), setting up on lock shell (1) cipher wheel subassembly (2), locking lever (3), dabber (4) and drive dabber (4) slide realization unblock drive piece (5), cipher wheel subassembly (2) rotate set up in dabber (4) periphery, the tip of locking lever (3) extends outside lock shell (1), characterized by, locking lever (3) include body of rod (31) of integrated into one piece and lie in body of rod (31) both ends and first bend portion (32) of buckling to lock shell (1) direction, second bend portion (33), limit by limit structure between locking lever (3) and lock shell (1) and slide, first bend portion (32) tip extends into lock shell (1), drive piece (5) tip stretches out outside lock shell (1) and second bend portion (1) conflict setting, second bend portion (1) interval sets up between tip and lock shell (1) and forms drive piece (5) and drive piece (5) drive piece, drive piece and push piece (5) are realized in order to separate when the drive piece (5) is pushed out, drive piece (5) is driven by the link (5), the novel lock is characterized in that a sliding chute (10) for pushing a button (52) is arranged on the lock shell (1), two ends of the push rod (51) are respectively in abutting arrangement with a second bending portion (33) and a mandrel (4), a reset spring (41) for resetting the push rod towards the push rod (51) is sleeved on the mandrel (4), a locking groove (12) for allowing a first bending portion (32) to be inserted is formed in the lock shell (1), a clamping block (121) is arranged on the side wall of the locking groove (12), a first clamping groove (321) is correspondingly formed in the first bending portion (32), and the clamping block (121) is clamped in the first clamping groove (321) to prevent the first bending portion (32) from being separated from the lock shell (1).

2. The coded bicycle lock according to claim 1, characterized in that the lock shell (1) is provided with a mounting groove (11) along the transverse direction of the lock shell, the rod body (31) is clamped in the mounting groove (11), the limiting structure comprises a plurality of limiting blocks (71) and limiting grooves (72) matched with the limiting blocks (71), each limiting block (71) is arranged on two side walls of the mounting groove (11), each limiting groove (72) is arranged on the periphery of the rod body (31), and each limiting block (71) is clamped in the corresponding limiting groove (72) to limit the rod body (31) to be separated from the lock shell (1).

3. The combination lock according to claim 1 or 2, wherein the combination wheel assembly (2) comprises a plurality of combination wheels (21) and limiting wheels (22) rotating synchronously with the combination wheels (21), the inner Zhou Jun of each limiting wheel (22) is provided with a jack (221) and a stop block (222), the periphery of the mandrel (4) is provided with a lug (42), when the lug (42) is in contact with the stop block (222), the combination wheel assembly is in a locking state, and when the lug (42) is positioned in the jack (221), the combination wheel assembly is in an unlocking state.

4. The coded vehicle lock according to claim 1 or 2, characterized in that a positioning rod (13) perpendicular to the mandrel (4) and a positioning sleeve (14) parallel to the mandrel (4) are arranged on the lock shell (1), a positioning groove (131) is arranged on the positioning rod (13) corresponding to the mandrel (4), the positioning sleeve (14) is arranged in the positioning groove (131), and a groove (141) for the mandrel (4) to slide in is arranged on the positioning sleeve (14).

5. The coded bicycle lock according to claim 4, wherein the coded wheel assembly (2) further comprises a mounting plate (23) and a plurality of elastic pieces (24) integrally formed with the mounting plate (23), the lock shell (1) is provided with a containing groove (15) which is parallel to the mandrel (4), the mounting plate (23) is located in the containing groove (15), the elastic pieces (24) are arranged in one-to-one correspondence with the coded wheels (21), a plurality of second clamping grooves (211) are formed in the periphery of the coded wheels (21) at intervals, and the elastic pieces (24) are clamped into the second clamping grooves (211) to position the coded wheels (21).

6. The combination vehicle lock according to claim 1 or 2, wherein the lock housing (1) comprises a first housing (16) and a second housing (17) which are separately arranged, the two housings are mutually buckled and connected through a fastener, and the two housings are respectively provided with the locking groove and the clamping block.