CN219794956U

CN219794956U - Composite lock

Info

Publication number: CN219794956U
Application number: CN202320694370.4U
Authority: CN
Inventors: 冯伟锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-10-03
Anticipated expiration: 2033-03-31

Abstract

The utility model relates to the field of locks, in particular to a composite lock, which comprises: the lock body is internally provided with a lock body inner sleeve and a pin tumbler lock assembly, the pin tumbler lock assembly is arranged in the lock body inner sleeve, the port of the lock body inner sleeve is provided with more than one first convex part for limiting, and the pin tumbler lock assembly is at least provided with more than one second convex part; the round key is provided with a rotary channel which is concave inwards, and after the round key is inserted into the lock body to rotate, the first convex part and the second convex part are respectively arranged in the rotary channel to fix the round key; the utility model can avoid damage caused by external forces such as collision, friction and the like, is not suitable for deformation, prolongs the service life and is worth widely popularizing.

Description

Composite lock

Technical Field

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

Background

The lock is used for locking in any position or space which needs to be prevented, prevented and limited, wherein the composite lock is a common lock at present, and the common composite lock consists of a lock body, a round key and a long key.

Under a use scene, a user opens a corresponding box door through winning a round key to obtain articles of the box door, the round key cannot be taken out on the box door, and a worker further uses a long key to take out the round key.

The existing compound lock is locked and connected with the groove inside the lock body through the protrusion arranged on the round key, and the lock body is unlocked to the round key through the long key, so that the round key is taken out, but the protrusion of the round key is easily rubbed and eliminated, and after the round key is used for unlocking the box, the groove inside the lock body can not lock the round key, so that the round key can be taken out for unlocking infinitely, and therefore, a solution is necessary to be studied.

Disclosure of Invention

Based on this, the present utility model provides a composite lock, which is mainly aimed at solving the problems in the prior art by providing a rotary channel with a round key, providing a first protrusion on a lock body, and providing a second protrusion on a pin tumbler lock assembly.

In order to solve the technical problems, the utility model adopts the following technical scheme: a composite lock, comprising: the lock body is internally provided with a lock body inner sleeve and a pin tumbler lock assembly, the pin tumbler lock assembly is arranged in the lock body inner sleeve, the port of the lock body inner sleeve is provided with more than one first convex part for limiting, and the pin tumbler lock assembly is at least provided with more than one second convex part; the round key is inserted into the lock body to rotate, and the first convex part and the second convex part are respectively arranged in the rotary channel to fix the round key.

Preferably, the cylinder lock assembly comprises a shaft wheel and a cylinder chamber, the cylinder chamber is sleeved on the shaft wheel, the second convex part is arranged at the circumferential position of the shaft wheel, round holes distributed in a circumferential array are formed in the circumference of the shaft wheel, surface beads are arranged in the round holes, and bottom beads with elastic parts are arranged in the cylinder chamber and correspond to the surface beads; when the second convex part is arranged in the rotary channel, the shaft wheel and the marble chamber are locked relatively, and when the second convex part is level with the round key port, the shaft wheel and the marble chamber rotate relatively.

Preferably, the cylinder lock assembly comprises a lock shell and a lock liner, wherein the lock shell is sleeved on the inner sleeve of the lock body, and the lock liner is arranged in the lock shell and is connected with the bottom of the cylinder chamber; the lock comprises a lock liner and is characterized in that a key hole is formed in the lock liner, more than one blade with an elastic piece and a channel for the blade to pass through are arranged on the lock liner, and the lock liner and the lock shell rotate relatively when the blade is level with the lock liner.

Preferably, the composite lock further comprises a long key, a groove corresponding to the blade is formed in the long key, and a channel for the long key to pass through is formed in the round key; after the long key is inserted into the round key and the lock cylinder, the second convex part releases the fixation of the round key; and taking out the round key after the long key rotates.

The beneficial effects of the utility model are as follows: when in implementation, the lock body is arranged on a cabinet door of the cabinet, and the cabinet door is closed; when the cabinet door needs to be opened, the rotary channel of the round key is aligned with the first convex part, and the round key is inserted into the lock body and then rotated, so that the cross rod is driven to rotate, and the effect of opening the cabinet door is achieved; meanwhile, after the lock body rotates, the rotary channel reaches the second convex part, and the first convex part and the second convex part are both arranged in the rotary channel, so that the round key is fixed and cannot be pulled out; in the process of using and carrying the round key, the inward concave rotary channel can avoid being damaged by external forces such as collision, friction and the like, is not suitable for deformation, prolongs the service life, has simple production and is worth widely popularizing.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a composite lock according to an embodiment;

FIG. 2 is an exploded schematic view of the composite lock of FIG. 1;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

fig. 4 is a cross-sectional view of fig. 1.

Reference numerals illustrate: 10. a lock body; 20. a lock body inner sleeve; 21. a first convex portion; 30. a cylinder lock assembly; 31. a second convex portion; 32. a reel; 33. an elastic chamber; 34. a noodle bead; 35. a bottom bead; 36. a lock case; 37. locking the liner; 371. a blade; 40. a round key; 41. a rotating channel; 50. a long key.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-3, in some embodiments, the present utility model relates to a composite lock comprising: the lock body 10 is internally provided with a lock body 10 inner sleeve and a pin tumbler lock assembly 30, the pin tumbler lock assembly 30 is arranged in the lock body 10 inner sleeve, one or more first protruding parts 21 for limiting are arranged on the port of the lock body 10 inner sleeve, and at least one or more second protruding parts 31 are arranged on the pin tumbler lock assembly 30; the round key 40 is provided with a rotary channel 41 which is concave inwards on the circumferential surface of the round key 40, and after the round key 40 is inserted into the lock body 10 to rotate, the first convex part 21 and the second convex part 31 are respectively arranged in the rotary channel 41 to fix the round key 40; specifically, the lock body 10 is provided with a cross bar (not shown in the drawings); in practice, the lock body 10 is arranged on a cabinet door of a cabinet, and the cabinet door is closed; when the cabinet door needs to be opened, the rotary channel 41 of the round key 40 is aligned with the first convex part 21, and is inserted into the lock body 10 to rotate, so that the cross rod is driven to rotate, and the effect of opening the cabinet door is realized; meanwhile, after the lock body 10 rotates, the rotary channel 41 reaches the position of the second convex part 31, and the first convex part 21 and the second convex part 31 are both arranged in the rotary channel 41, so that the round key 40 is fixed, and the round key 40 cannot be pulled out; the round key 40 is used and carried in-process, the inward concave rotary channel 41 can avoid being damaged by external forces such as collision, friction, etc., is not suitable for deformation, prolongs the service life, and has simple production and is worth widely popularizing.

As shown in fig. 2, in some embodiments, the pin tumbler lock assembly 30 includes a spindle wheel 32 and a pin chamber 33, the pin chamber 33 is sleeved on the spindle wheel 32, the second protrusion 31 is disposed at a circumferential position of the spindle wheel 32, circular holes distributed in a circumferential array are formed on the circumference of the spindle wheel 32, a surface bead 34 is disposed in the circular holes, and a bottom bead 35 with an elastic member corresponding to the surface bead 34 is disposed in the pin chamber 33; when the second convex part 31 is placed in the rotary channel 41, the shaft wheel 32 is locked relative to the bullet chamber 33, and when the second convex part 31 is leveled with the port of the round key 40, the shaft wheel 32 and the bullet chamber 33 rotate relative to each other; in practice, when the round key 40 is required to be locked, the round key 40 is inserted into the lock body 10, the round key 40 presses the surface bead 34 and the bottom bead 35 with the elastic member, the surface bead 34 is at the same level, so that the round key 40 can be rotated, the first protruding portion 21 slides to the innermost end of the rotary channel 41, meanwhile, the round key 40 reaches the second protruding portion 31, the second protruding portion 31 enters the rotary channel 41, the surface bead 34 is reset, and the round key 40 is locked, so that the operation is simple, and the locking effect is good.

As shown in fig. 2, in some embodiments, the pin tumbler lock assembly 30 includes a lock housing 36 and a lock cylinder 37, the lock housing 36 is sleeved on the inner sleeve of the lock body 10, and the lock cylinder 37 is arranged inside the lock housing 36 and is connected with the pin tumbler chamber 33 in a bottom manner; a key hole (not shown in the drawing) is arranged in the lock container 37, more than one blade 371 with an elastic element and a channel for the blade 371 to pass through are arranged on the lock container 37, and when the blade 371 is flush with the lock container 37, the lock container 37 and the lock shell 36 rotate relatively. The composite lock further comprises a long key 50, a groove corresponding to the blade 371 is arranged on the long key 50, and a channel for the long key 50 to pass through is arranged on the round key 40; after the long key 50 is inserted into the round key 40 and the lock cylinder 37, the second convex part 31 releases the fixation of the round key 40; the long key 50 is turned and the round key 40 is taken out. In practice, when the round key 40 needs to be taken out, the long key 50 is inserted into the round key 40 and the lock cylinder 37, the long key 50 presses the arbor wheel 32 through the elastic member, so that the second protrusion 31 leaves the rotary channel 41, and the lock of the round key 40 is released; when the long key 50 reaches the lock cylinder 37, the blade 371 is flush with the lock cylinder 37, so that the lock cylinder 37 and the lock case 36 are relatively rotated, and the long key 50 is rotated to take out the round key 40.

The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. A composite lock, comprising:

the lock body is internally provided with a lock body inner sleeve and a pin tumbler lock assembly, the pin tumbler lock assembly is arranged in the lock body inner sleeve, the port of the lock body inner sleeve is provided with more than one first convex part for limiting, and the pin tumbler lock assembly is at least provided with more than one second convex part;

the round key is provided with a rotary channel which is concave inwards on the circumferential surface of the round key, and after the round key is inserted into the lock body to rotate, the first convex part and the second convex part are respectively arranged in the rotary channel to fix the round key.

2. A composite lock according to claim 1, wherein: the ball lock assembly comprises a shaft wheel and a ball chamber, the ball chamber is sleeved on the shaft wheel, the second convex part is arranged at the circumferential position of the shaft wheel, round holes distributed in a circumferential array are formed in the circumference of the shaft wheel, surface beads are arranged in the round holes, and bottom beads with elastic parts are arranged in the ball chamber and correspond to the surface beads; when the second convex part is arranged in the rotary channel, the shaft wheel and the marble chamber are locked relatively, and when the second convex part is level with the round key port, the shaft wheel and the marble chamber rotate relatively.

3. A composite lock according to claim 2, wherein: the spring lock assembly comprises a lock shell and a lock liner, the lock shell is sleeved on the inner sleeve of the lock body, and the lock liner is arranged in the lock shell and is connected with the bottom of the spring chamber; the lock comprises a lock liner and is characterized in that a key hole is formed in the lock liner, more than one blade with an elastic piece and a channel for the blade to pass through are arranged on the lock liner, and the lock liner and the lock shell rotate relatively when the blade is level with the lock liner.

4. A composite lock according to claim 3, wherein: the composite lock further comprises a long key, a groove corresponding to the blade is formed in the long key, and a channel for the long key to pass through is formed in the round key; after the long key is inserted into the round key and the lock cylinder, the second convex part releases the fixation of the round key; and taking out the round key after the long key rotates.