CN219864528U - Antitheft lock cylinder - Google Patents
Antitheft lock cylinder Download PDFInfo
- Publication number
- CN219864528U CN219864528U CN202320718239.7U CN202320718239U CN219864528U CN 219864528 U CN219864528 U CN 219864528U CN 202320718239 U CN202320718239 U CN 202320718239U CN 219864528 U CN219864528 U CN 219864528U
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- theft
- lock
- limit
- column
- lock tongue
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- 238000009434 installation Methods 0.000 claims abstract description 22
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 239000011258 core-shell material Substances 0.000 description 6
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- Burglar Alarm Systems (AREA)
Abstract
The utility model discloses an anti-theft lock cylinder, which comprises a lock cylinder body, wherein the lock cylinder body comprises a lock cylinder shell and a lock tongue assembly, the lock tongue assembly is telescopically arranged in the lock cylinder shell, the lock tongue assembly comprises a lock tongue part and an anti-theft column, an installation cavity is formed in the lock tongue part, and the anti-theft column is rotatably arranged in the installation cavity. The anti-theft lock core has better anti-theft effect and is convenient and safe to use.
Description
Technical Field
The utility model belongs to the technical field of door locks, and particularly relates to an anti-theft door lock cylinder.
Background
A lock cylinder is one of the important components of a door lock, which is used to drive the door lock to unlock or lock. The traditional lock core generally comprises a lock tongue part and a lock core shell, wherein the lock tongue part is telescopically arranged in the lock core shell, and when in use, the lock tongue part extends out of the lock core shell and goes deep into an opposite lock groove to lock, and as the inside of the lock tongue part is generally provided with a hollow structure and is not provided with an anti-theft part, a thief can easily saw the lock tongue part through a door slot, the anti-theft effect is poor, and the lock core is unsafe to use and is a main disadvantage of the traditional technology.
Disclosure of Invention
Aiming at the technical problems in the background art, the utility model aims to provide an anti-theft lock cylinder with better anti-theft effect and safe use so as to solve the technical problems in the background art.
In order to achieve the above purpose, the present utility model provides the technical scheme: an anti-theft lock core comprises a lock core body, wherein the lock core body comprises a lock core shell and a lock tongue component, the lock tongue component is telescopically arranged in the lock core shell, the lock tongue component comprises a lock tongue part and an anti-theft column, an installation cavity is formed in the lock tongue part, and the anti-theft column is rotatably arranged in the installation cavity.
Further, a connecting hole is formed in the middle bottom of the mounting cavity, a connecting column is arranged at the bottom of the anti-theft column, the connecting column and the connecting hole are matched with each other, and the connecting column penetrates into the connecting hole.
Further, the lock tongue assembly further comprises a driving part, wherein a connecting sleeve column is arranged at the front part of the driving part, penetrates into the mounting cavity and is sleeved outside the anti-theft column.
Further, a limiting baffle is arranged between the anti-theft column and the connecting column, and a spring is arranged between the connecting sleeve column and the limiting baffle.
Further, connecting holes are formed in two sides of the lock tongue part relatively, fixing holes are formed in two sides of the connecting sleeve column relatively, the connecting holes correspond to the fixing holes, and the connecting holes are connected and fixed through penetrating connecting shafts.
Further, the lock core shell rear portion is provided with a limit installation portion, the driving component rear portion is provided with a limit driving rod, the limit driving rod is arranged in the limit installation portion, limit sliding grooves are correspondingly formed in two sides of the limit installation portion, limit sliding blocks are respectively and convexly arranged on two sides of the limit driving rod, and the limit sliding blocks on two sides of the limit sliding blocks are respectively and slidably arranged in the limit sliding grooves on two sides of the limit driving rod.
The utility model has the following advantages: the lock tongue assembly comprises a lock tongue part and an anti-theft column, wherein an installation cavity is formed in the lock tongue part, a connecting through hole is formed in the middle bottom of the installation cavity, a connecting column is arranged at the bottom of the anti-theft column, and the connecting column penetrates into the connecting through hole, so that the anti-theft column can be rotatably arranged in the installation cavity.
Drawings
Fig. 1 is a schematic overall perspective view of the present utility model.
Fig. 2 is an exploded view of the latch bolt assembly of the present utility model.
Fig. 3 is a schematic cross-sectional view of a latch bolt assembly according to the present utility model.
Reference numerals: a lock cylinder body 1; a cylinder housing 10; a latch bolt assembly 20; a tongue component 21; a driving part 22; an antitheft column 23; a mounting cavity 211; a connection perforation 212; a connection post 231; a connecting sleeve 221; a limit stop 232; a spring 24; a connection hole 213; a fixing hole 222; a limit mounting part 11; a limit drive rod 223; a limit chute 111; and a limit slide 224.
Detailed Description
As shown in fig. 1 to 3, an anti-theft lock cylinder comprises a lock cylinder body 1, wherein the lock cylinder body 1 comprises a lock cylinder shell 10 and a lock tongue assembly 20, the lock tongue assembly 20 is telescopically arranged in the lock cylinder shell 10, and when in use, the lock tongue assembly 20 can be extended out along the lock cylinder shell 10 to lock or retract to unlock, so that the anti-theft lock cylinder is convenient to use.
The lock tongue assembly 20 comprises a lock tongue part 21, a driving part 22 and an anti-theft column 23, wherein a mounting cavity 211 is formed in the lock tongue part 21, the anti-theft column 23 is rotatably arranged in the mounting cavity 211, one end of the driving part 22 is arranged in the mounting cavity 211 and sleeved outside the anti-theft column 23, so that the lock tongue assembly 20 is formed, and the installation is simple.
In the specific implementation, the bottom of the installation cavity 211 is provided with a connection through hole 212, the bottom of the anti-theft column 23 is provided with a connection column 231, the diameter of the connection column 231 is smaller than that of the anti-theft column 23, the connection column 231 and the connection through hole 212 are matched with each other, and when the anti-theft column is installed, the connection column 231 penetrates into the connection through hole 212, so that the anti-theft column 23 can be rotatably arranged in the installation cavity 211, and the installation is simple and convenient.
In practical implementation, the front part of the driving part 22 is provided with a connecting sleeve column 221, the inner diameter of the connecting sleeve column 221 is larger than the outer diameter of the anti-theft column 23, the outer diameter of the connecting sleeve column 221 is smaller than the inner diameter of the mounting cavity 211, and when in mounting, the connecting sleeve column 221 penetrates into the mounting cavity 211 and is sleeved outside the anti-theft column 23, so that the mounting is simple and convenient.
In a specific implementation, a limit baffle 232 is arranged between the anti-theft post 23 and the connecting post 231, a spring 24 is arranged between the connecting post 221 and the limit baffle 232, one end of the spring 24 is contacted with the limit baffle 232, and the other end of the spring 24 is contacted with the connecting post 221.
In a specific implementation, the two sides of the bolt part 21 are provided with connecting holes 213, the two sides of the connecting sleeve column 221 are provided with fixing holes 222, the connecting holes 213 are corresponding to the fixing holes 222, and when in installation, the connecting holes 213 and the fixing holes 222 are connected and fixed through penetrating connecting shafts, so that the connecting sleeve column 221 is fixed in the installation cavity 211, and the installation is simple and convenient.
In particular, the anti-theft column 23 is a cylindrical column.
When the lock is used, after the lock tongue part 21 penetrates out of the lock cylinder shell 10 to lock, when a thief wants to unlock the lock by sawing the lock tongue part 21, at this time, when the saw body contacts with the surface of the anti-theft column 23, the anti-theft column 23 can be stressed to rotate, so that the anti-theft column 23 cannot be sawed off, thereby having better anti-theft effect and being convenient and safe to use.
The rear part of the lock cylinder shell 10 is provided with a limit installation part 11, the rear part of the driving part 22 is provided with a limit driving rod 223, the limit driving rod 223 is arranged in the limit installation part 11, two sides of the limit installation part 11 are correspondingly provided with limit sliding grooves 111, two sides of the limit driving rod 223 are respectively provided with limit sliding blocks 224 in a protruding mode, the limit sliding blocks 224 on two sides are respectively arranged in the limit sliding grooves 111 on two sides in a sliding mode, and when the lock tongue assembly 20 slides forwards or backwards along the limit sliding grooves 111 through the limit sliding blocks 224 in use, so that the lock tongue assembly 21 slides out or slides in, and locking or unlocking is carried out.
In summary, the lock tongue assembly 20 includes a lock tongue part 21 and an anti-theft column 23, the inside of the lock tongue part 21 is provided with a mounting cavity 211, the bottom of the mounting cavity 211 is provided with a connecting through hole 212, the bottom of the anti-theft column 23 is provided with a connecting column 231, the connecting column 231 penetrates into the connecting through hole 212, so that the anti-theft column 23 can be rotatably arranged in the mounting cavity 211.
Claims (6)
1. An anti-theft lock cylinder comprises a lock cylinder body (1), wherein the lock cylinder body (1) comprises a lock cylinder shell (10) and a lock tongue assembly (20), the lock tongue assembly (20) is telescopically arranged in the lock cylinder shell (10), and is characterized in that,
the lock tongue assembly (20) comprises a lock tongue part (21) and an anti-theft column (23), wherein a mounting cavity (211) is formed in the lock tongue part (21), and the anti-theft column (23) is rotatably arranged in the mounting cavity (211).
2. The anti-theft lock core according to claim 1, characterized in that a connecting through hole (212) is provided at the bottom of the installation cavity (211), a connecting post (231) is provided at the bottom of the anti-theft post (23), the connecting post (231) and the connecting through hole (212) are matched with each other, and the connecting post (231) penetrates into the connecting through hole (212).
3. The anti-theft lock cylinder according to claim 2, characterized in that the lock tongue assembly (20) further comprises a driving part (22), the driving part (22) being provided with a connecting sleeve (221) at the front, the connecting sleeve (221) penetrating into the installation cavity (211) and being sleeved outside the anti-theft post (23).
4. A lock cylinder according to claim 3, characterized in that a limit stop (232) is arranged between the anti-theft column (23) and the connecting column (231), and a spring (24) is arranged between the connecting sleeve column (221) and the limit stop (232).
5. The anti-theft lock core according to claim 4, characterized in that the two sides of the lock tongue part (21) are provided with connecting holes (213) relatively, the two sides of the connecting sleeve column (221) are provided with fixing holes (222) relatively, and the connecting holes (213) are corresponding to the fixing holes (222) and are connected and fixed through a penetrating connecting shaft.
6. The anti-theft lock core according to claim 5, characterized in that the lock core housing (10) is provided with a limit mounting portion (11) at the rear portion, the driving member (22) is provided with a limit driving rod (223) at the rear portion, the limit driving rod (223) is arranged in the limit mounting portion (11), two sides of the limit mounting portion (11) are provided with limit sliding grooves (111) relatively, two sides of the limit driving rod (223) are provided with limit sliding blocks (224) in a protruding manner, and the limit sliding blocks (224) at two sides are respectively arranged in the limit sliding grooves (111) at two sides in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320718239.7U CN219864528U (en) | 2023-04-04 | 2023-04-04 | Antitheft lock cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320718239.7U CN219864528U (en) | 2023-04-04 | 2023-04-04 | Antitheft lock cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219864528U true CN219864528U (en) | 2023-10-20 |
Family
ID=88345276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320718239.7U Active CN219864528U (en) | 2023-04-04 | 2023-04-04 | Antitheft lock cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219864528U (en) |
-
2023
- 2023-04-04 CN CN202320718239.7U patent/CN219864528U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |