CN215255276U - Clutch type lock - Google Patents
Clutch type lock Download PDFInfo
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- CN215255276U CN215255276U CN202022604067.XU CN202022604067U CN215255276U CN 215255276 U CN215255276 U CN 215255276U CN 202022604067 U CN202022604067 U CN 202022604067U CN 215255276 U CN215255276 U CN 215255276U
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Abstract
The clutch type lock head comprises a lock sleeve, a transmission mechanism and a mobile coding mechanism, wherein a clutch groove is arranged in a hole of the lock sleeve; the transmission mechanism is arranged in a lock sleeve hole and comprises an inner sleeve and a clutch pin, the inner sleeve is connected with an operating system of the lock head, a through groove is arranged on the outer wall of the inner sleeve, the clutch pin is arranged in the through groove, the upper part of the clutch pin is connected with the lock sleeve, and the lower part of the clutch pin is connected with the lock core; the movable coding mechanism comprises a lock cylinder, a coding assembly, a connecting pin and a return spring, wherein the coding assembly comprises a plurality of coding pieces, each coding piece is respectively arranged in a corresponding groove in the lock cylinder and can move in the groove and be reset by the return spring, a coding groove is formed in the upper surface of each coding piece, coding grooves in the coding pieces form a key groove, a key hole is formed in the lock cylinder, a key is inserted into the key hole to enable each coding piece to move and compress the return spring, and the coding groove in each coding piece forms a straight groove capable of accommodating the head of the connecting pin. Its advantage does: the door can be locked or unlocked in a clockwise or counterclockwise direction.
Description
Technical Field
The utility model relates to a tapered end, in particular to separation and reunion formula tapered end.
Background
The existing clutch type lock head disclosed by the applicant in Chinese patent documents CN104912386A and CN104912394A provides two major technologies: the key amount of astronomical numbers of the lock head and the lock core which can freely rotate by 360 degrees greatly improve the anti-technical opening capability and the anti-non-technical opening capability.
However, the clutch type lock can only rotate in a single direction to decode and drive an operating system in the lock to open (unlock), and the anti-theft door lock which needs to be operated clockwise or anticlockwise when locking and unlocking cannot be used.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the aforesaid to prior art is not enough and provide a separation and reunion formula tapered end, make it can clockwise or anticlockwise operation.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
the clutch type lock head comprises a lock sleeve, a transmission mechanism and a mobile coding mechanism, wherein a clutch groove is arranged in a hole of the lock sleeve; the transmission mechanism is arranged in a lock sleeve hole and comprises an inner sleeve and a clutch pin, the inner sleeve is connected with an operating system of the lock head, a through groove is arranged on the outer wall of the inner sleeve, the clutch pin is arranged in the through groove, the upper part of the clutch pin is connected with the lock sleeve, and the lower part of the clutch pin is connected with the lock core; the movable coding mechanism comprises a lock cylinder, a coding assembly, a connecting pin and a return spring, wherein the coding assembly comprises a plurality of coding pieces, each coding piece is respectively arranged in a corresponding groove in the lock cylinder, can move in the groove and is reset by the return spring, a coding groove is formed in the upper surface of each coding piece, coding grooves in the plurality of coding pieces form a key groove, a key hole is formed in the lock cylinder, and a key is inserted into the key hole to enable each coding piece to move to compress the return spring and enable the coding groove in each coding piece to form a straight groove capable of accommodating the head of the connecting pin; when a key is inserted into the key hole to unlock the clutch type lock head, the key enables the coding groove on each coding piece to form a straight groove capable of containing the head of the connecting pin, the head of the connecting pin falls into the straight groove to enable the head of the clutch pin to enter the groove of the lock core, the tail of the clutch pin leaves the clutch groove of the lock sleeve to enable the transmission mechanism and the lock sleeve to rotate relatively, and the key rotates the inner sleeve to enable the operating system to rotate to unlock the lock; when the key is pulled out of the key hole, each coding member is restored by the return spring and the head of the connecting pin is retreated from the coding groove on each coding member, the connecting pin rises to enable the upper part of the connecting pin to reach the outer ring of the lock core, the lock core is not limited by the inner sleeve and can rotate, and the clutch pin enters the clutch groove of the lock sleeve to enable the inner sleeve to be limited by the lock sleeve and cannot rotate.
More specifically, the coding piece is a coding piece, a key hole capable of being moved by a key is formed in the middle of the coding piece, a limiting end is arranged at one end of the coding piece, one end of a return spring is limited by the limiting end, and the other end of the return spring is limited by a lock cylinder.
More specifically, the coding piece is a coding column, the coding column is arranged in a coding column hole of the lock cylinder and can move, one end of the coding column is arranged in a key hole of the lock cake and can be moved by a key, and the other end of the coding column is limited by the lock cylinder through a return spring.
Preferably, the coding groove is a U-shaped groove.
Preferably, the clutch pin is a cylinder body and is matched with the through groove of the inner sleeve, the top surface is an arc-shaped surface consistent with the surface of the inner sleeve, and the bottom surface is an arc-shaped surface consistent with the peripheral surface of the lock cylinder.
Preferably, the connecting pin is a cylinder, the top surface is an arc surface consistent with the peripheral surface of the lock cylinder, and the top is a conical surface matched with the coding groove.
Preferably, the other end of the inner sleeve is provided with a stepped shaft, and the stepped shaft is connected with an operating system of the lockset.
Compared with the prior art, the utility model discloses the advantage lies in:
1. the key is inserted into and pulled out of the lock core, and the decoding and encoding operations can be completed.
2. After the key is inserted into the lock core and decoded, the operating system of the lock can be driven to operate clockwise or anticlockwise, so that the lock can be locked (locking a door) or unlocked (unlocking), and the single function that the existing clutch type lock can only be unlocked (unlocked) in one direction is changed.
Drawings
Fig. 1 is an exploded view of the clutch type lock of the embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the clutch type lock of the embodiment of the present invention when locking (locking).
Fig. 3 is a schematic structural view of the clutch type lock according to the embodiment of the present invention when the lock is opened (unlocked).
Fig. 4 is a schematic structural diagram of the combination of the coding blade and the connecting pin according to the embodiment of the present invention.
Fig. 5 is a schematic diagram of a decoding key for coding blades according to an embodiment of the present invention.
Fig. 6 is a schematic diagram of the coded bullet column and the connecting pin according to the embodiment of the present invention.
Fig. 7 is a schematic view of the coded pin and connecting pin structure of the present invention in the lock cylinder.
Fig. 8 is a schematic diagram of a decoding key of the coded pin tumbler according to the embodiment of the present invention.
Fig. 9 is a schematic structural view of the inner sleeve according to the embodiment of the present invention.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1-9, the clutch type lock head comprises a lock sleeve, a transmission mechanism and a mobile coding mechanism.
And a cylindrical space for accommodating the transmission mechanism and the mobile coding mechanism is arranged in an inner hole of the lock sleeve 1.
The inner hole of the lock sleeve 1 is provided with a long groove 11 as a clutch groove, the upper part of the clutch pin can extend into the long groove 11, and the lower part of the clutch pin 3 is still arranged in the inner sleeve 2, so that the inner sleeve can be prevented from rotating by being combined with the clutch pin.
The long groove 11 can be also internally provided with a spring 12, one end of the spring 12 is limited by the bottom end of the long groove 11, and the other end is limited by the clutch pin 3.
The transmission mechanism comprises an inner sleeve 2 and a clutch pin 3.
The outer wall of the inner sleeve 2 is provided with a square through groove 21, the clutch pin 3 is installed in the square through groove 21 to pass through, and the other end of the inner sleeve 2 is provided with a stepped shaft 22 which can be connected with an operating system of the lockset.
The clutch pin 3 is columnar and matched with the rectangular through groove 21 of the inner sleeve, the top surface is an arc-shaped surface consistent with the surface of the inner sleeve, and the bottom surface is an arc-shaped surface consistent with the peripheral surface of the lock cylinder and can move up and down in the square through groove 21.
The mobile coding mechanism comprises a lock cylinder 4, a coding piece 5, a connecting pin 6, a return spring 7 and a key.
The coding piece consists of a plurality of coding pieces, and the coding pieces can be coding blades or coding elastic columns.
A coding groove 51 is arranged on the upper plane of each coding piece, coding pieces with different codes are arranged at different positions, a long hole 52 which can be moved by a key is arranged in the middle of each coding blade, and the coding blades are provided with stop blocks.
The coding spring cylinder is provided with an inner hole, a return spring can be installed in the coding spring cylinder, one end of the coding spring cylinder is arranged to be hemispherical and can be meshed with teeth on a key, and the coding spring cylinder is the same as an existing lock cylinder.
The lock core 4 is cylindrical, a key hole 41 is axially formed in the circular surface, the circular surface is consistent with the existing key hole, a hole for accommodating a coding piece and a spring hole are radially formed in the cylindrical surface, and a U-shaped long groove 42 is axially formed in the surface and corresponds to a long connecting groove formed by overlapped coding pieces.
The connecting pin 6 is a cylindrical body and can move radially in the U-shaped long groove of the lock core, the top surface of the connecting pin is an arc surface consistent with the peripheral surface of the lock core, and the top of the connecting pin is a conical surface matched with the coding groove.
The spring 7 is a compression spring, one end of which is limited by the limiting end 53 of the coding sheet, and the other end of which is limited by the lock cylinder.
The key is provided with teeth which can be engaged with the corresponding coding pieces, and the two types of the teeth are respectively corresponding to the coding blades and the coding spring posts.
The key decoding implementation of the clutch type lock head comprises the following specific steps:
the decoding key is inserted into the lock core, and moves one by one together with the coding piece arranged in the lock core under the pushing of the teeth arranged on the key, a long connecting groove is formed on the surface of the lock core, at the moment, the connecting pin can enter the connecting groove, when the U-shaped clutch groove of the lock core and the rectangular through groove of the inner sleeve are in one position, the clutch pin is separated from the lock sleeve under the action of dead weight or a spring to push the connecting pin into the connecting groove, and meanwhile, the clutch pin also enters the U-shaped clutch groove of the lock core, at the moment, the inner sleeve can rotate along with the key in the lock sleeve to drive an operating system of the lock, so that unlocking is realized. The combination state of the lock core and the inner sleeve is realized.
The specific steps of the clutch type lock head for implementing the coding state are as follows:
when the decoding key is pulled out, the coding member arranged in the lock cylinder is pushed to the original position under the action of the reset spring, the connecting pin falling into the U-shaped clutch groove of the lock cylinder is pushed out of the connecting groove, the connecting pin pushes the clutch pin upwards and pushes the clutch pin into the inner sleeve, the upper part of the clutch pin enters the groove of the lock sleeve, the inner sleeve is combined with the lock sleeve and forms a complete cylindrical surface with the lock cylinder, meanwhile, the connecting groove formed during decoding is scattered, the groove on the coding member is not in the same position, and the separation state of the lock cylinder and the inner sleeve is realized.
Claims (7)
1. Separation and reunion formula tapered end, its characterized in that: the lock sleeve comprises a lock sleeve hole, a transmission mechanism and a mobile coding mechanism, wherein a clutch groove is arranged in the lock sleeve hole; the transmission mechanism is arranged in a lock sleeve hole and comprises an inner sleeve and a clutch pin, the inner sleeve is connected with an operating system of the lock head, a through groove is arranged on the outer wall of the inner sleeve, the clutch pin is arranged in the through groove, the upper part of the clutch pin is connected with the lock sleeve, and the lower part of the clutch pin is connected with the lock core; the movable coding mechanism comprises a lock cylinder, a coding assembly, a connecting pin and a return spring, wherein the coding assembly comprises a plurality of coding pieces, each coding piece is respectively arranged in a corresponding groove in the lock cylinder, can move in the groove and is reset by the return spring, a coding groove is formed in the upper surface of each coding piece, coding grooves in the plurality of coding pieces form a key groove, a key hole is formed in the lock cylinder, and a key is inserted into the key hole to enable each coding piece to move to compress the return spring and enable the coding groove in each coding piece to form a straight groove capable of accommodating the head of the connecting pin; when a key is inserted into the key hole to unlock the clutch type lock head, the key enables the coding groove on each coding piece to form a straight groove capable of containing the head of the connecting pin, the head of the connecting pin falls into the straight groove to enable the head of the clutch pin to enter the groove of the lock core, the tail of the clutch pin leaves the clutch groove of the lock sleeve to enable the transmission mechanism and the lock sleeve to rotate relatively, and the key rotates the inner sleeve to enable the operating system to rotate to unlock the lock; when the key is pulled out of the key hole, each coding member is restored by the return spring and the head of the connecting pin is retreated from the coding groove on each coding member, the connecting pin rises to enable the upper part of the connecting pin to reach the outer ring of the lock core, the lock core is not limited by the inner sleeve and can rotate, and the clutch pin enters the clutch groove of the lock sleeve to enable the inner sleeve to be limited by the lock sleeve and cannot rotate.
2. The clutch-type lock cylinder of claim 1, wherein: the coding piece is a coding piece, a key hole capable of being moved by a key is formed in the middle of the coding piece, a limiting end is arranged at one end of the coding piece, one end of the return spring is limited by the limiting end, and the other end of the return spring is limited by the lock cylinder.
3. The clutch-type lock cylinder of claim 1, wherein: the coding piece is a coding column which is arranged in a coding column hole of the lock cylinder and can move, one end of the coding column is arranged in a key hole of the lock cake and can be moved by a key, and the other end of the coding column is limited by the lock cylinder through a return spring.
4. The clutch-type lock cylinder of claim 1, wherein: the coding groove is a U-shaped groove.
5. The clutch-type lock cylinder of claim 1, wherein: the clutch pin is a cylinder body and is matched with the through groove of the inner sleeve, the top surface is an arc-shaped surface consistent with the surface of the inner sleeve, and the bottom surface is an arc-shaped surface consistent with the outer peripheral surface of the lock cylinder.
6. The clutch-type lock cylinder of claim 1, wherein: the connecting pin is a cylinder, the top surface of the connecting pin is an arc surface consistent with the peripheral surface of the lock cylinder, and the top of the connecting pin is a conical surface matched with the coding groove.
7. The clutch-type lock cylinder of claim 1, wherein: the other end of the inner sleeve is provided with a stepped shaft, and the stepped shaft is connected with an operating system of the lockset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022604067.XU CN215255276U (en) | 2020-11-11 | 2020-11-11 | Clutch type lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022604067.XU CN215255276U (en) | 2020-11-11 | 2020-11-11 | Clutch type lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215255276U true CN215255276U (en) | 2021-12-21 |
Family
ID=79451860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022604067.XU Active CN215255276U (en) | 2020-11-11 | 2020-11-11 | Clutch type lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215255276U (en) |
-
2020
- 2020-11-11 CN CN202022604067.XU patent/CN215255276U/en active Active
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