CN220687018U - Novel coded lock - Google Patents

Abstract

The utility model discloses a novel coded lock, which comprises: comprises a lock seat, a locking part arranged on the lock seat and an upper shell arranged on the lock seat; the middle position of the lock seat is provided with a limiting hole in a penetrating way, the upper part of the lock seat is provided with a mounting groove, and the inner wall of the mounting groove is provided with a group of locking grooves which are arranged at 90 degrees; the locking part comprises a rotating seat, a coded wheel, a first limiting wheel and a connecting shaft, the rotating seat is rotatably arranged in the mounting groove, a guide post which is rotatably matched with the limiting hole is arranged at the lower part of the rotating seat, a second limiting wheel is rotatably arranged at one end in the rotating seat, one end of the connecting shaft is slidably arranged in the second limiting wheel, the other end of the connecting shaft is movably matched with the rotating seat and is provided with a locking hook which is matched with the locking groove, the first limiting wheel is sequentially sleeved on the connecting shaft, the coded wheel is sleeved on the limiting wheel, a limiting groove is formed in the coded wheel, and a tooth hook piece which is matched with the limiting groove is arranged on the rotating seat; a locking part is arranged between the connecting shaft and the limiting wheel, so that the relative position between the connecting shaft and the limiting wheel is ensured.

Description

Novel coded lock

Technical Field

The utility model relates to the technical field of locks, in particular to a novel coded lock.

Background

Along with the high-speed development of modern society, the lockset has become an indispensable article for preventing burglary in people's life, and the existing lockset generally adopts a marble principle and is opened by a special key, so that the lockset is accepted and approved by consumers for a long time due to the tradition, convenience and many years. However, with the rapid development of the modern society, the application field of locks is more and more, and more keys are needed to be carried by everyone, if the keys are forgotten to be carried or lost, great inconvenience is caused, the combination of mechanical numbers is used when the coded lock is opened, the key in the traditional sense is not needed, the embarrassing situation that the keys are forgotten to be carried or cannot be found is avoided, and the coded lock is widely applied due to the convenience in use.

Despite the wide variety of locks currently available in the market, there are no locks for high-tech products such as: remote control locks, chip locks, electromagnetic locks and the like, and even an intelligent lock with fingerprint identification function are also provided, but the intelligent lock has the defects of complex general structure and complex operation, and has high manufacturing cost and high price, and is not acceptable to common people.

A combination lock, as disclosed in CN201920851481.5, for example, is characterized in that: the device comprises a shell, wherein the shell is provided with a rear side opening; three limiting plates capable of moving up and down are arranged in the shell, the three limiting plates are arranged at equal intervals in the left-right direction, and three guide sliding grooves which are respectively matched with the limiting plates are arranged in the shell along the up-down direction; the three rollers are correspondingly arranged on the lower side of the limiting plate, a connecting column for connecting the rollers is arranged in the shell, and the rollers are rotatably connected to the connecting column; the roller comprises an operation wheel and a limiting wheel, the operation wheel and the limiting wheel are coaxially arranged, the diameter of the operation wheel is larger than that of the limiting wheel, and the operation wheel is positioned at the front side of the limiting wheel; the edge of the limiting wheel is provided with a limiting groove, the lower end of the limiting plate is provided with a limiting protrusion protruding towards the limiting wheel, and the limiting protrusion is clamped with the limiting groove; a reset spring is also arranged in the shell, the upper end of the reset spring is propped against the upper side wall of the shell, and the lower end of the reset spring is propped against the upper end of the limiting plate; the upper side of the limiting plate is provided with a locking groove which penetrates through the limiting plate in the front-rear direction; a cover plate is arranged at the opening of the shell; the locking device also comprises a locking rod, wherein the front end of the locking rod is provided with a barb; the cover plate is provided with a lock hole for inserting the locking rod, the lock hole is correspondingly arranged with the locking groove, the locking rod can be inserted into the locking groove from the lock hole, and the barb is matched with the limiting plate to limit the movement of the locking rod in the front-back direction; the front side surface of the shell is provided with a slot, and the roller is exposed from the slot; the spacing plate is arranged at intervals between the spacing plate and the front side plate of the shell, and a space for accommodating the barbs is reserved. Although the lock can realize the locking function, the locking structure part adopts an independent locking structure, the setting is complex, the safety of the locking mode is low, and once the lock fails, the lock is trouble-free to overhaul.

Therefore, the rotary lock is simple in structure and convenient to use.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the defects of the technology and provide a novel coded lock.

In order to solve the technical problems, the technical scheme provided by the utility model is a novel coded lock: comprises a lock seat, a locking part arranged on the lock seat and an upper shell arranged on the lock seat;

the middle position of the lock seat is provided with a limiting hole in a penetrating way, the upper part of the lock seat is provided with a mounting groove, and the inner wall of the mounting groove is provided with a group of locking grooves which are arranged at 90 degrees;

the locking part comprises a rotating seat, a password wheel, a first limiting wheel and a connecting shaft, wherein the rotating seat is rotatably arranged in the mounting groove, a guide post which is rotatably matched with the limiting hole is arranged at the lower part of the rotating seat, a second limiting wheel is rotatably arranged at one end in the rotating seat, one end of the connecting shaft is slidably arranged in the second limiting wheel, the other end of the connecting shaft is movably matched with the rotating seat and is provided with a locking hook which is matched with the locking groove, the first limiting wheel is sequentially sleeved on the connecting shaft, the password wheel is sleeved on the limiting wheel, the limiting groove is formed in the password wheel, and a tooth hook piece which is matched with the limiting groove is arranged on the rotating seat;

and a locking part is arranged between the connecting shaft and the limiting wheel, so that the relative position between the connecting shaft and the limiting wheel is ensured.

As an improvement, the locking part comprises a sliding block arranged on the connecting shaft and a sliding groove matched with the sliding block is arranged on the limiting wheel.

As an improvement, the number of the sliding blocks is the same as that of the limiting wheels, and the sliding blocks are arranged along the axis direction of the connecting shaft.

As an improvement, one end of the connecting shaft, which is far away from the limiting wheel II, is sleeved with a spring, and two ends of the spring are respectively connected with the locking hook and the limiting wheel I in an abutting mode.

As an improvement, the bottom of the guide post is provided with a clamping ring for limiting the relative position between the rotating seat and the lock seat.

As an improvement, a limiting block is arranged on the upper portion of the guide post, and a limiting chute matched with the limiting block is arranged on the lock seat.

As an improvement, a positioning seat is arranged between the rotary seat and the adjacent coded wheels.

Compared with the prior art, the utility model has the advantages that:

1. through the design of roll formula cipher wheel, easy operation, simultaneously through the cooperation of cipher wheel and spacing wheel, the password is revised conveniently, and the security is high, has solved the drawback that the key unblanked.

2. The sliding grooves in the limiting wheels are matched with the sliding blocks on the connecting shafts, so that the locking part is matched with the lock seat, and the coded lock is locked and unlocked;

3. the coded lock has a simple structure, is convenient to use, can be installed on various occasions, and has good practical application value and popularization value.

Drawings

Fig. 1 is a schematic structural diagram of a novel combination lock of the present utility model.

Fig. 2 is an exploded view of a novel combination lock of the present utility model.

Fig. 3 is a top view of a novel combination lock of the present utility model.

Fig. 4 is a cross-sectional view at A-A in fig. 3.

Fig. 5 is a top view of a new combination lock of the present utility model.

Fig. 6 is a cross-sectional view at B-B in fig. 5.

Fig. 7 is a schematic diagram of the internal structure of a novel combination lock according to the present utility model.

Fig. 8 is a schematic diagram of the internal structure of a novel combination lock according to the present utility model.

Fig. 9 is a schematic structural view of a lock base in a novel combination lock according to the present utility model.

Fig. 10 is a schematic structural diagram of a rotary seat in a novel coded lock according to the present utility model.

As shown in the figure: 1. the lock seat, 2, the upper shell, 3, the spacing hole, 4, the mounting groove, 5, the locking groove, 6, the swivel mount, 7, the cipher wheel, 8, the spacing wheel one, 9, the connecting axle, 10, the guide post, 11, the spacing wheel two, 12, the locking hook, 13, the spacing groove, 14, tooth hook piece, 15, the sliding block, 16, the sliding groove, 17, the spring, 18, the snap ring, 19, the stopper, 20, the spacing spout, 21, the positioning seat.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the inventive embodiments generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

In the description of the embodiments of the utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," "overhang" and the like, if any, do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the utility model, "plurality" represents at least 2.

In the description of the embodiments of the utility model, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the utility model will be understood by those skilled in the art according to the specific circumstances.

Referring to the attached drawings, a novel coded lock comprises a lock seat 1, a locking part arranged on the lock seat 1 and an upper shell 2 arranged on the lock seat 1;

in specific implementation, four corners of the lock seat 1 are provided with mounting holes for mounting and fixing the coded lock.

The lock seat 1 intermediate position runs through and is equipped with spacing hole 3, lock seat 1 upper portion is equipped with mounting groove 4, specifically, mounting groove 4 and spacing hole 3 coaxial setting, mounting groove 4 inner wall is equipped with a set of locking groove 5 that is 90 setting, locking groove 5 and locking portion in locking hook 12's cooperation realize the fixed of relative position between lock seat 1 and the locking portion.

The locking part comprises a rotating seat 6, a coded wheel 7, a limiting wheel I8 and a connecting shaft 9, wherein the rotating seat 6 is rotatably arranged in the mounting groove 4, and particularly, the rotating seat 6 is matched with the mounting groove 4;

a guide post 10 which is in running fit with the limit hole 3 is arranged at the lower part of the rotary seat 6;

specifically, a snap ring 18 for limiting the relative position between the rotary seat 6 and the lock seat 1 is arranged at the bottom of the guide post 10, and the limitation of the relative position between the rotary seat 6 and the lock seat 1 is realized through the arrangement of the snap ring 18;

one end in the rotating seat 6 is rotatably provided with a second limiting wheel 11, one end of the connecting shaft 9 is slidably arranged in the second limiting wheel 11, the other end of the connecting shaft is movably matched with the rotating seat 6 and is provided with a locking hook 12 matched with the locking groove 5, the first limiting wheels 8 are sequentially sleeved on the connecting shaft 9, and specifically, the first limiting wheels 8 are sequentially sleeved on the connecting shaft 9 in an end-to-end mode, and the first limiting wheels 8 close to the second limiting wheels 11 are abutted with the second limiting wheels 11;

further, a spring 17 is sleeved at one end, far away from the limiting wheel II 11, of the connecting shaft 9, two ends of the spring 17 are abutted against the locking hook 12 and the limiting wheel I8, and the spring 17 ensures the matching of the locking hook 12 and the locking groove 5 through the abutting against the locking hook 12 and the limiting wheel I8.

Further, a limiting block 19 is arranged on the upper portion of the guide post 10, and a limiting chute 20 matched with the limiting block 19 is arranged on the lock seat 1.

In the specific implementation, the limiting block 19 is matched with the limiting chute 20, so that the rotation angle of the rotary seat 6 can be limited, and the locking hook 12 and the locking groove 5 in the locking part can be conveniently matched with each other in the rotation process of the rotary seat 6.

The password wheel 7 is sleeved on the limiting wheel, in the embodiment, positioning blocks are symmetrically arranged on the outer side of the limiting wheel, grooves matched with the positioning blocks are uniformly formed in the circumference of the inner side of the password wheel 7, the limiting wheel is in sliding fit with the password wheel 7, and meanwhile, the password wheel 7 is matched with the limiting wheel, and the limiting wheel is driven to rotate through rotation of the password wheel 7.

Further, the rotating seat 6 is provided with a positioning seat 21 between the adjacent coded wheels 7, and the relative positions of the coded wheels 7 and the limiting wheels can be ensured to be fixed through the arrangement of the positioning seat 21.

The password wheel 7 is provided with the limiting grooves 13, the limiting grooves 13 are uniformly formed along the circumferential direction of the password wheel 7, the rotating seat 6 is provided with the tooth hook pieces 14 matched with the limiting grooves 13, and the hook pieces 14 are matched with the limiting grooves 13 on the password wheel 7, so that the rotation position of the password wheel 7 can be ensured to be fixed, and the error rotation of the password wheel 7 is avoided.

A locking part is arranged between the connecting shaft 9 and the limiting wheel, so that the relative position between the connecting shaft 9 and the limiting wheel is ensured.

Specifically, the locking part comprises a sliding block 15 arranged on the connecting shaft 9 and a sliding groove 16 matched with the sliding block 15 arranged on the limiting wheel.

Further, the number of the sliding blocks 15 is the same as the number of the limit wheels, and the sliding blocks 15 are arranged along the axis direction of the connecting shaft 9.

Specifically, when the password wheels 7 rotate to numbers corresponding to the passwords set in advance, at this time, the sliding blocks 15 on the connecting shaft 9 are matched with the sliding grooves 16 on the limiting wheels, the connecting shaft 9 can axially move, and the rotating seat 6 can rotate along the axis of the lock seat 1;

in the specific implementation of the utility model, the corresponding cipher wheel 7 is rotated according to the preset cipher and the corresponding cipher is displayed, and the cipher wheel 7 is sleeved on the limit wheel so as to drive the limit wheel 7 to rotate, and meanwhile, the limit groove 13 is arranged on the cipher wheel 7 and the tooth hook piece 14 matched with the limit groove 13 is arranged on the rotary seat 6, so that the cipher wheel 7 can be fixed after the rotation is finished;

when the numbers on the password wheels 7 correspond to the set passwords, at the moment, the sliding blocks 15 on the connecting shaft 9 are matched with the sliding grooves 16 on the limiting wheels, the locking hooks 12 at the end parts of the connecting shaft 9 can slide along the inner walls of the mounting grooves 4, at the moment, the password lock is in an openable state, the rotation of the rotating seat 6 can be realized, and when the locking hooks 12 move to the other locking grooves 5, the matching of the locking hooks 12 and the other locking grooves 5 can be ensured due to the arrangement of the springs 17, and at the moment, the password lock is in an openable state;

when the lock is needed, the rotary seat 6 is rotated to an initial state, numbers on the coded wheel 9 are disturbed, at the moment, the sliding block 15 on the connecting shaft 9 is separated from the sliding groove 16 on the limiting wheel, the connecting shaft 9 cannot realize axial movement, and at the moment, the coded lock is in a locked state.

When the password is required to be replaced, firstly, the corresponding password wheel 7 is rotated according to the preset password to display the number in the corresponding password, at the moment, the sliding block 15 on the connecting shaft 9 is matched with the sliding groove 16 on the limiting wheel, then the limiting wheel two 11 is pushed to move towards the locking hook 12 from one end of the upper shell 2, which is close to the limiting wheel two 11, and meanwhile, the limiting wheel one 8 is driven to move, so that the positioning block is separated from the groove, at the moment, the password wheel 7 can rotate with the limiting wheel mutually, and the password wheel 7 is rotated to replace the password;

after the password is replaced, the second limiting wheel 11 is stopped to be pushed, the limiting wheel is pushed to an initial position under the action of the spring 17, the clamping connection of the positioning block on the limiting wheel and the groove on the password wheel 7 is realized, and the password is replaced.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (7)

1. The utility model provides a novel trick lock which characterized in that: comprises a lock seat (1), a locking part arranged on the lock seat (1) and an upper shell (2) arranged on the lock seat (1);

the middle position of the lock seat (1) is provided with a limiting hole (3) in a penetrating way, the upper part of the lock seat (1) is provided with a mounting groove (4), and the inner wall of the mounting groove (4) is provided with a group of locking grooves (5) which are arranged at 90 degrees;

the locking part comprises a rotating seat (6), a coded wheel (7), a first limiting wheel (8) and a connecting shaft (9), wherein the rotating seat (6) is rotatably installed in an installation groove (4), a guide post (10) which is rotatably matched with a limiting hole (3) is arranged at the lower part of the rotating seat (6), a second limiting wheel (11) is rotatably arranged at one end in the rotating seat (6), one end of the connecting shaft (9) is slidably arranged in the second limiting wheel (11), the other end of the connecting shaft is movably matched with the rotating seat (6) and is provided with a locking hook (12) matched with the locking groove (5), the first limiting wheel (8) is sequentially sleeved on the connecting shaft (9), the coded wheel (7) is sleeved on the limiting wheel, a limiting groove (13) is formed in the coded wheel (7), and a tooth hook piece (14) matched with the limiting groove (13) is arranged on the rotating seat (6).

A locking part is arranged between the connecting shaft (9) and the limiting wheel, so that the relative position between the connecting shaft (9) and the limiting wheel is ensured.

2. The novel combination lock of claim 1, wherein: the locking part comprises a sliding block (15) arranged on the connecting shaft (9) and a sliding groove (16) matched with the sliding block (15) is arranged on the limiting wheel.

3. A novel combination lock according to claim 2, wherein: the number of the sliding blocks (15) is the same as that of the limiting wheels, and the sliding blocks (15) are arranged along the axis direction of the connecting shaft (9).

4. The novel combination lock of claim 1, wherein: one end of the connecting shaft (9) far away from the limiting wheel II (11) is sleeved with a spring (17), and two ends of the spring (17) are respectively abutted with the locking hook (12) and the limiting wheel I (8).

5. The novel combination lock of claim 1, wherein: the bottom of the guide post (10) is provided with a clamping ring (18) for limiting the relative position between the rotating seat (6) and the lock seat (1).

6. The novel combination lock of claim 1, wherein: the upper portion of the guide post (10) is provided with a limiting block (19), and the lock seat (1) is provided with a limiting chute (20) matched with the limiting block (19).

7. The novel combination lock of claim 1, wherein: the rotary seat (6) is positioned between the adjacent coded wheels (7) and is provided with a positioning seat (21).