CN210049701U - Anti-theft lock core - Google Patents
Anti-theft lock core Download PDFInfo
- Publication number
- CN210049701U CN210049701U CN201920377587.6U CN201920377587U CN210049701U CN 210049701 U CN210049701 U CN 210049701U CN 201920377587 U CN201920377587 U CN 201920377587U CN 210049701 U CN210049701 U CN 210049701U
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- CN
- China
- Prior art keywords
- lock
- courage
- shell
- lid
- drilling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000006978 adaptation Effects 0.000 claims abstract description 3
- 238000005553 drilling Methods 0.000 claims description 42
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- Drilling Tools (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model discloses an anti-theft lock core, including lock shell and the lock courage of rotatable setting in the lock shell, the front end of lock shell have with the front opening that the lock courage aligns, the front end of lock courage is provided with the lockhole, lock shell or lock courage on be provided with and be located in the front opening and be located the anti-drill lid in lock courage the place ahead, prevent boring cover be provided with the preceding through-hole of lockhole looks adaptation and alignment prevents that the drill lid can rotate along with the lock courage, the lock shell can prevent to prevent the drill lid from the place ahead the front opening shift out. The utility model discloses when dealing with violence to explain, the unlocking means inserts when the lock courage drives the lock courage by force and rotates, prevents boring the lid and also can rotate along with the unlocking means and be difficult for being destroyed, and after the lock courage is destroyed, prevents boring the lid and also can block the lock courage and make the unlocking means can't extract the lock courage to maintain the locking of this lock core, can effectively improve the theftproof performance of this lock core, safe and reliable more.
Description
Technical Field
The utility model relates to a tool to lock field, in particular to lock core.
Background
The lock core is a core component in the lock, and generally comprises a lock shell and a lock core which is rotatably arranged in the lock shell, locking devices such as a pin tumbler device and a blade device are arranged on the lock core and the lock shell, the lock core can be locked on the lock shell by the locking devices so as to limit the relative rotation of the lock core relative to the lock shell, a lock hole is formed in the front end of the lock core, a key can unlock the locking devices when inserted into the lock hole, a front opening matched with the lock core is usually reserved at the front end of the lock shell, and the front opening is usually used for installing the lock core. The lock core structure can be broken by brute force to open most of the locks forcibly by destroying the lock core structure, the specific operation method is that the lock core is broken by an unlocking tool to screw the lock core forcibly, and the lock core or the locking device is destroyed to pull out the lock core from the front opening of the lock shell, so that the locking device fails, and most of the lock cores in the market at present can not cope with the brute force breaking method.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model aims to provide a safe and reliable's theftproof lock core.
The utility model discloses a solve its technical problem and the technical scheme who adopts is:
the utility model provides an anti-theft lock core, includes lock shell and the rotatable lock courage that sets up in the lock shell, the front end of lock shell have with the front opening that the lock courage aligns, the front end of lock courage is provided with the lockhole, lock shell or lock courage on be provided with and be located in the front opening and be located the anti-drill lid in lock courage the place ahead, prevent boring be provided with on covering with the preceding through-hole that lockhole looks adaptation and alignment prevents that the drill lid can rotate along with the lock courage, the lock shell can prevent to bore the lid from the place ahead the front opening shift out.
Preferably, the side wall of the anti-drilling cover is provided with an annular connecting groove or a connecting piece, the lock cylinder is correspondingly provided with a connecting piece or an annular connecting groove, and the connecting piece is inserted into the connecting groove in a sliding mode and can slide along the connecting groove so that the anti-drilling cover can be rotatably installed on the lock cylinder.
Preferably, the anti-drilling cover is rotatably arranged on the lock shell, and a key inserted into the lock hole can simultaneously penetrate through the front through hole so as to drive the anti-drilling cover to rotate along with the lock liner.
Preferably, the side wall of the anti-drilling cover is provided with an annular connecting groove or a connecting piece, the lock shell is correspondingly provided with a connecting piece or an annular connecting groove, and the connecting piece is inserted into the connecting groove in a sliding mode and can slide along the connecting groove so that the anti-drilling cover can be rotatably installed on the lock shell.
Preferably, the connecting piece is a bolt or a snap spring.
Preferably, the anti-drilling cover is made of steel.
Preferably, the rear end of the anti-drilling cover is close to the front end of the lock cylinder or is abutted against the front end of the lock cylinder.
The utility model has the advantages that: the utility model discloses in, set up in the front opening of lock shell and prevented boring the lid, prevent boring the lid and can rotate along with the lock courage, can not influence the key to opening and the operation of locking of this lock core, and when dealing with violence and explain, the picking tool inserts when the lock courage drives the lock courage by force and rotates, prevent boring the lid also can rotate along with the picking tool and be difficult for destroying, and after the lock courage is destroyed, prevent boring the lid and also can block the lock courage and make the picking tool can't extract the lock courage, thereby maintain the locking of this lock core, can effectively improve the theftproof performance of this lock core, and is safe and reliable more.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a block diagram of a first embodiment of the present invention;
fig. 2 is an exploded view of a first embodiment of the invention;
fig. 3 is a cross-sectional view of a first embodiment of the invention;
fig. 4 is an exploded view of a second embodiment of the invention;
fig. 5 is an exploded view of a third embodiment of the present invention.
Detailed Description
Referring to fig. 1 to 3, a first embodiment of the present invention is an anti-theft lock core, including a lock case 10 and a lock core 20 rotatably disposed in the lock case 10, the front end of the lock case 10 has a front opening 11 aligned with the lock core 20, the front end of the lock core 20 is provided with a lock hole 21, the lock case 10 is provided with an anti-drilling cover 30 located in the front opening 11 and located in front of the lock core 20, the anti-drilling cover 30 is provided with a front through hole 31 matched and aligned with the lock hole 21, a key inserted into the lock hole 21 can be simultaneously inserted into the front through hole 31 to enable the key to drive the anti-drilling cover 30 to rotate along with the lock core 20, and the lock case 10 can prevent the anti-drilling cover 30 from moving out from the front opening 11 in front. The utility model discloses in, the preceding opening 11 of lock shell 10 has add in and has prevented boring lid 30, prevent boring lid 30 and can rotate along with lock courage 20, can not influence the opening and the operation of locking of key to this lock core, and when dealing with the brute force and breaking, unlocking means inserts lock courage 20 and drives lock courage 20 when rotating by force, prevent boring lid 30 also can rotate along with unlocking means and be difficult for being destroyed, and after lock courage 20 is destroyed, prevent boring lid 30 and also can block lock courage 20 and make unlocking means can't extract lock courage 20, thereby maintain the locking of this lock core, can effectively improve the theftproof performance of this lock core, and is safe and reliable more.
In this embodiment, be provided with annular connecting groove 41 on the lateral wall of anti-drill cover 30, be provided with connecting piece 42 on the lock shell 10 correspondingly, connecting piece 42 slides and inserts and establish in connecting groove 41 and can follow connecting groove 41 and slide in order to prevent that drill cover 30 is rotatable to be installed on lock shell 10, and simple structure is reliable, convenient processing and installation to can improve the firmness of preventing drill cover 30 and lock shell 10 and be connected, improve and prevent the destruction effect. Of course, in practice, the connecting recess 41 may also be provided in the lock housing 10 and the connecting element 42 in turn in the anti-drill cover 30.
The connector 42 is preferably a latch or snap spring that is easily accessible and easy to install. In this embodiment, the connecting members 42 are two pins and located on two sides of the anti-drilling cover 30, so as to ensure that the anti-drilling cover 30 is stressed uniformly and prevent the anti-drilling cover 30 from being deflected and loosened.
The anti-drilling cover 30 is preferably made of steel, and has the advantages of easily available materials, high structural strength, and low possibility of being damaged by violence, and of course, in practical applications, the anti-drilling cover 30 may be made of other suitable materials, but is not limited thereto.
The rear end of the anti-drilling cover 30 is close to the front end of the lock cylinder 20 or is abutted against the front end of the lock cylinder 20, so that the forward movable distance of the lock cylinder 20 can be reduced when the lock cylinder is broken by violence, the locking function of the locking device can be effectively maintained, and the anti-theft performance of the lock cylinder is improved.
In addition, in the embodiment, the lock core is of a double-head lock core structure, keys can be inserted into two ends of the lock core to unlock, and in the embodiment, the anti-drilling cover 30 is arranged at the outward end of the lock core, so that the use requirement under most conditions can be met.
Referring to fig. 4, the second embodiment of the present invention is different from the first embodiment in that in the present embodiment, the connecting member 42 employs the snap spring, and the mounting groove 43 adapted to the connecting member 42 is disposed on the inner wall of the front opening 11 of the lock case 10, so that the anti-drilling cover 30 can be conveniently mounted on the lock case 10 by using the snap spring, and the anti-drilling cover is not easily detached from the outside, and is convenient to assemble and use, and has excellent anti-theft performance.
In this embodiment, the lock cylinder is also a double-head lock cylinder structure, and both ends of the lock cylinder can be inserted with keys for unlocking, in this embodiment, both ends of the lock case 10 are provided with the anti-drilling covers 30.
Referring to fig. 5, in a third embodiment of the present invention, in this embodiment, the anti-drilling cover 30 is rotatably installed on the cylinder core 20, and a blocking member such as a pin may be provided on the lock case 10 to prevent the anti-drilling cover from passing through the front opening 11.
In this embodiment, the connecting member 42 is disposed on the sidewall of the anti-drilling cover 30, the lock cylinder 20 is correspondingly provided with the annular connecting groove 41, the connecting member 42 is slidably inserted into the connecting groove 41 and can slide along the connecting groove 41 to rotatably mount the anti-drilling cover 30 on the lock cylinder 20, which is convenient for mounting, and in practical application, the connecting member 42 can also be disposed on the lock cylinder 20 and the connecting groove 41 can be correspondingly disposed on the anti-drilling cover 30, but not limited thereto.
In this embodiment, the same structure of the connecting piece 42 using the bolt is adopted, the rear portion of the anti-drilling cover 30 is sleeved outside the front portion of the lock core 20, the side wall of the anti-drilling cover 30 is provided with a mounting hole 44, the connecting piece 42 is inserted into the mounting hole 44 and is simultaneously inserted into the connecting groove 41 formed in the lock core 20 in a sliding manner, after the lock core 20 is mounted in the lock case 10, the tail portion of the connecting piece 42 can abut against the inner wall of the front opening 11 on the lock case 10 to prevent the connecting piece 42 from loosening from the mounting hole 44 and the connecting groove 41, the structure is simple and reliable, and the processing, mounting and use are convenient.
The above is only the preferred embodiment of the present invention, as long as the technical solution of the purpose of the present invention is realized by the substantially same means, all belong to the protection scope of the present invention.
Claims (7)
1. The utility model provides an anti-theft lock core, includes lock shell (10) and rotatable lock courage (20) of setting in lock shell (10), the front end of lock shell (10) have with preceding opening (11) that lock courage (20) align, the front end of lock courage (20) is provided with lockhole (21), its characterized in that: lock shell (10) or lock courage (20) on be provided with and be located in preceding opening (11) and be located anti-drilling lid (30) in lock courage (20) the place ahead, be provided with on anti-drilling lid (30) with lockhole (21) looks adaptation and preceding through-hole (31) of aligning, anti-drilling lid (30) can rotate along with lock courage (20), lock shell (10) can prevent to drill lid (30) the place ahead from preceding opening (11) shift out.
2. An anti-theft lock cylinder according to claim 1, characterized in that: the anti-drilling cover is characterized in that an annular connecting groove (41) or a connecting piece (42) is formed in the side wall of the anti-drilling cover (30), the lock cylinder (20) is correspondingly provided with the connecting piece (42) or the annular connecting groove (41), and the connecting piece (42) is slidably inserted into the connecting groove (41) and can slide along the connecting groove (41) so that the anti-drilling cover (30) can be rotatably installed on the lock cylinder (20).
3. An anti-theft lock cylinder according to claim 1, characterized in that: the anti-drilling cover (30) is rotatably arranged on the lock shell (10), and a key inserted into the lock hole (21) can simultaneously penetrate through the front through hole (31) so that the key can drive the anti-drilling cover (30) to rotate along with the lock cylinder (20).
4. An anti-theft lock cylinder according to claim 3, characterized in that: the anti-drilling cover is characterized in that an annular connecting groove (41) or a connecting piece (42) is formed in the side wall of the anti-drilling cover (30), the lock shell (10) is correspondingly provided with the connecting piece (42) or the annular connecting groove (41), and the connecting piece (42) is slidably inserted into the connecting groove (41) and can slide along the connecting groove (41) so that the anti-drilling cover (30) can be rotatably installed on the lock shell (10).
5. An anti-theft lock cylinder according to claim 2 or 4, characterized in that: the connecting piece (42) is a bolt or a clamp spring.
6. An anti-theft lock cylinder according to claim 1, characterized in that: the anti-drilling cover (30) is made of steel.
7. An anti-theft lock cylinder according to claim 1, characterized in that: the rear end of the anti-drilling cover (30) is close to the front end of the lock cylinder (20) or is abutted against the front end of the lock cylinder (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920377587.6U CN210049701U (en) | 2019-03-22 | 2019-03-22 | Anti-theft lock core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920377587.6U CN210049701U (en) | 2019-03-22 | 2019-03-22 | Anti-theft lock core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210049701U true CN210049701U (en) | 2020-02-11 |
Family
ID=69380234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920377587.6U Expired - Fee Related CN210049701U (en) | 2019-03-22 | 2019-03-22 | Anti-theft lock core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210049701U (en) |
-
2019
- 2019-03-22 CN CN201920377587.6U patent/CN210049701U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200211 |