CN211058506U

CN211058506U - Lock with a locking mechanism

Info

Publication number: CN211058506U
Application number: CN201921818351.8U
Authority: CN
Inventors: 方王斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-07-21
Anticipated expiration: 2029-10-28

Abstract

The utility model relates to a lock, in particular to a magnetic adsorption lock, which comprises a shell and a lock tongue, wherein the lock tongue is rotationally connected with the shell, a first magnet is arranged in the lock tongue, the lock tongue comprises a lock hole matched with the lock tongue, a second magnet adsorbed with the first magnet is arranged in the lock hole, the lock tongue extends into the lock hole through the matching of the first magnet and the second magnet to realize locking, a handle core assembly matched with the lock tongue is arranged in the shell, the lock tongue is separated from the lock hole through the matching of the handle core assembly to realize unlocking, the utility model utilizes the magnetic matching between the lock tongue and the lock hole to ensure that the door is closed and locked by the magnetic attraction, the lock tongue utilizes the self-magnetism, the door can automatically retract into the shell when the door is opened, reduces some elastic mechanisms, avoids the noise generated by closing the door and is more convenient, reduces the potential safety hazard, improves the integral stability and durability of the lock, convenient processing and easy assembly, and strong practicability.

Description

Lock with a locking mechanism

Technical Field

The utility model relates to a lock, in particular to magnetic adsorption's lock.

Background

The lock body is characterized in that a latch bolt is arranged on a common lock body and moves back and forth through matching with a lock hole or a lock cylinder, the latch bolt of the lock body is exposed outside when a door is opened, the surface of the door is uneven, the latch bolt is easy to hook an object, certain potential safety hazards exist, the latch bolt exposed outside is easy to deform under the action of external force, so that the door can be clamped, and the problem that how to enable the lock bolt to automatically retract when the door is opened is solved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a lock.

In order to realize the purpose, the utility model adopts the technical scheme that: the utility model provides a lock, a serial communication port, including casing and spring bolt, the spring bolt rotates to be connected in the casing, is equipped with first magnet in the spring bolt, include with the lockhole of spring bolt adaptation, be equipped with in the lockhole with first magnet adsorbed second magnet mutually, the spring bolt stretches into the lockhole through the cooperation of first magnet and second magnet and realizes the locking, be equipped with in the casing with spring bolt complex handle core subassembly, the spring bolt breaks away from the lockhole through the cooperation of handle core subassembly and realizes the unblock.

Handle core subassembly includes the handle head, and the handle head rotates to be connected in the casing, is equipped with the plectrum on the handle head and with the linkage of handle head, is equipped with the driver piece between plectrum and the spring bolt, is equipped with in the casing and supplies driver piece pivoted first round pin axle, and the spring bolt breaks away from the lockhole through mutually supporting of plectrum and driver piece and realizes the unblock.

And a second pin shaft for the rotation of the lock tongue is arranged in the shell, and the lock tongue is rotationally connected to the shell through the second pin shaft.

And a convex block for limiting the rotation angle of the lock tongue is arranged in the shell.

The anti-lock mechanism comprises an anti-lock mechanism for preventing the lock tongue from being separated from the lock hole, and the lock tongue keeps extending into the lock hole through the matching with the anti-lock mechanism.

The anti-locking mechanism comprises a stop piece, a first groove for the stop piece to reciprocate is formed in the shell, a stop portion for preventing the spring bolt from being separated from the lock hole is formed in the stop piece, and a blocking portion matched with the stop portion is formed in the spring bolt.

The anti-collision lock comprises a lock cylinder which is rotatably connected to a shell, wherein a protrusion is arranged on the lock cylinder, a second groove matched with the protrusion is formed in an anti-collision sheet, and the anti-collision sheet rotates in the protrusion and is in collision linkage with the second groove to realize reciprocating motion.

The back locking mechanism comprises a push plate for forcing the protrusion to be separated from the second groove, a third groove for enabling the push plate to reciprocate is arranged on the push plate, a first fixing pin matched with the third groove is arranged on the shell, and a first elastic mechanism for enabling the push plate to move in the protruding direction is arranged on the push plate.

The anti-return sheet is in limit reciprocating motion along the direction of the first groove through the first pin shaft.

The spring bolt driving mechanism comprises a driving sheet, and a second elastic mechanism for forcing the driving sheet to be far away from a spring bolt is arranged on a first pin shaft.

The utility model has the advantages that: the utility model discloses utilize the magnetism cooperation between spring bolt and the lockhole to make the door close at ordinary times and lean on magnet suction locking, the spring bolt utilizes the magnetism of self, when the door in can the automatic retraction casing when opening, has reduced some elastic mechanism, avoids closing the noise that the door produced and more convenient, has reduced the potential safety hazard, has improved the holistic stability of tool to lock and durability, the utility model discloses still have simple structure, processing convenience and the easy characteristics of assembly, the practicality is strong.

Drawings

Fig. 1 is an exploded view of the present invention;

FIG. 2 is a schematic view of the structure of the lock mechanism, the housing and the lock tongue;

FIG. 3 is an exploded view of the locking mechanism, the housing and the latch of the present invention;

fig. 4 is a schematic structural view of the unlocking state of the lock tongue of the present invention in cooperation with the handle core assembly;

FIG. 5 is a schematic structural view of the present invention when the back-locking function is unlocked;

fig. 6 is a schematic structural diagram of the present invention when the protrusion rotates to the vacant position.

Detailed Description

As shown in fig. 1 to 6, a lock includes a housing 100 and a latch 200, the latch 200 is rotatably connected to the housing 100, a first magnet 210 is disposed in the latch 200, the latch 200 includes a lock hole 300 adapted to the latch 200, a second magnet 310 attached to the first magnet 210 is disposed in the lock hole 300, the latch 200 extends into the lock hole 300 to be locked by the cooperation of the first magnet 210 and the second magnet 310, a handle core assembly 400 engaged with the latch 200 is disposed in the housing 100, the latch 200 disengages from the lock hole 300 by the engagement of the handle core assembly 400 to be unlocked, first, the main body of the latch 200 is made of a high-strength plastic material, the cross section of the latch 200 preferably has a square structure, the first magnet 210 is also designed in a bar shape, the first magnet 210 is assembled in the latch 200 and is disposed at an end portion, as shown in fig. 1, so that when the handle is not opened and the handle core assembly 400 is also in a release, because the casing 100 generally adopts materials such as cast iron that can be adsorbed by magnet, under the condition that the spring bolt 200 is not disturbed, the spring bolt 200 has retracted in the casing 100 along with the rotation of first magnet 210, carry on spacingly by lug 140, the first magnet 210 is opposite with the one side magnetic pole of second magnet 310 cooperation, and the adsorption affinity of second magnet 310 and first magnet 210 will be greater than the adsorption affinity of first magnet 210 and casing 100, when closing the door, the spring bolt 200 reaches lockhole 300 position, lockhole 300 relies on second magnet 310 to inhale spring bolt 200 in lockhole 300, save these complicated resilience structures of spring, the casing 100 is assembled by upper shell and lower casing.

Handle core subassembly 400 includes handle head 410, handle head 410 rotates and connects in casing 100, be equipped with plectrum 420 on handle head 410 and with handle head 410 interlock, be equipped with driver plate 110 between plectrum 420 and the spring bolt 200, be equipped with in the casing 100 and supply driver plate 110 pivoted first round pin axle 120, spring bolt 200 breaks away from lockhole 300 through the mutually supporting of plectrum 420 and driver plate 110 and realizes the unblock, handle core subassembly 400 is for connecting the door handle, its normal running fit and reset structure on casing 100 are the more mature technique in the market, do not do too much repeated here, blocking and connecting portion 220 has the function that makes spring bolt 200 pivoted with the cooperation of driver plate 110, also have the function of locking back with the cooperation of locking back mechanism 500, plectrum 420 transmission is in driver plate 110, driver plate 110 utilizes the back of blocking and connecting portion 220 to make spring bolt 200 retract in casing 100.

A second pin 130 for the rotation of the latch tongue 200 is disposed in the housing 100, and the latch tongue 200 is rotatably connected to the housing 100 through the second pin 130.

The inside of the housing 100 is provided with a protrusion 140 for limiting a rotation angle of the latch 200, the protrusion 140 is used for blocking the latch 200, and when the latch 200 abuts against the protrusion 140, the latch 200 is flush with the housing 100 or an outer edge of a buckle 700 installed on the housing 100.

Including being used for preventing that spring bolt 200 breaks away from lockhole 300's anti-lock mechanism 500, spring bolt 200 keeps stretching into lockhole 300 through the cooperation with anti-lock mechanism 500 in, and anti-lock mechanism 500 mainly prevents to unblank through handle core subassembly 400, and when stopping piece 510 withstood the fender portion 220 of spring bolt 200, the plectrum 420 of handle core subassembly 400 just dialled motionless spring bolt 200.

The back locking mechanism 500 includes a back stop piece 510, a first groove 150 for the back stop piece 510 to reciprocate is provided on the housing 100, a back stop portion 511 for preventing the latch bolt 200 from separating from the lock hole 300 is provided on the back stop piece 510, a blocking portion 220 adapted to the back stop portion 511 is provided on the latch bolt 200, and the back locking function is selected to be opened or closed by the back stop piece 510 reciprocating on the first groove 150.

Connect in casing 100's lock core 600 including rotating, be equipped with protruding 610 on the lock core 600, be equipped with on the stopping piece 510 with protruding 610 adaptation second groove 512, stopping piece 510 realizes reciprocating motion through protruding 610 rotation and the conflict linkage cooperation in second groove 512, second groove 512 is used for cooperating protruding 610 usefulness, lock core 600 department is when inserting the key outside door or the door is inside to lock the button rotation, protruding 610 also follows the rotation, the both ends of conflicting second groove 512 make the stopping piece 510 reciprocating motion realize opening and close the anti-lock function simultaneously in the pivoted.

The anti-lock mechanism 500 comprises a push plate 520 forcing the protrusion 610 to be separated from the second groove 512, a third groove 523 for the reciprocating motion of the push plate 520 is arranged on the push plate 520, a first fixing pin 170 matched with the third groove 523 is arranged on the casing 100, a first elastic mechanism 521 for enabling the push plate 520 to move towards the protrusion 610 is arranged on the push plate 520, the effect of the push plate 520 is that the protrusion 610 is enabled to be separated from the second groove 512 with elastic restoring force, meanwhile, sound feedback is increased, an arc shape is arranged on the push plate 520 and matched with the protrusion 610, the first elastic mechanism 521 is conveniently matched with the protrusion 610, the first fixing pin 170 matched with the third groove 523 is arranged on the casing 100, and the push plate 520 is matched with the third groove 523 through the first fixing pin 170 and the third groove 523 to perform limiting reciprocating motion.

Including first round pin axle 120, the spacing reciprocating motion is made along first groove 150 direction through first round pin axle 120 to the backstop piece 510, the backstop piece 510 and driving piece 110 can share a first round pin axle 120, reduce the cost, it is also convenient to assemble, push pedal 520 and the reciprocating motion of backstop piece 510 in the looks vertical direction, so can share a second fixed pin 180 and carry out spacing reciprocating motion to them, be equipped with fourth groove 522 and fifth groove 513 with second fixed pin 180 adaptation on push pedal 520 and the backstop piece 510 respectively.

The anti-lock bolt comprises a driving plate 110, a second elastic mechanism 121 which forces the driving plate 110 to be far away from the lock bolt 200 is arranged on a first pin shaft 120, the second elastic mechanism 121 is preferably a torsion spring, the second elastic mechanism 121 mainly enables the driving plate 110 to be far away from the lock bolt 200, and the anti-lock bolt 200 is driven when the anti-lock plate 510 moves in order to prevent the driving plate 110 from driving because the anti-lock plate 510 and the driving plate 110 share the first pin shaft 120.

Instructions for use: when the door is closed, the latch tongue 200 extends into the lock hole 300 through the cooperation of the first magnet 210 and the second magnet 310, so as to realize locking, which is a locking state; when the door handle is locked, the plectrum 420 rotates to drive the driving strip 110, the driving strip 110 rotates the bolt 200 into the casing 100, as shown in fig. 4, the bolt 200 leaves the lock hole 300 to open the door, and at this time, the door handle is released, the bolt 200 is kept adsorbed in the casing 100 under the adsorption action of the first magnet 210 and the casing 100, and enters an unlocking state; when the door is to be closed again, the door handle does not need to be rotated, the bolt 200 reaches the position of the lock hole 300 through the rotation of the door, and the second magnet 310 cooperates with the first magnet 210 in the bolt 200 to adsorb the bolt 200 in the lock hole 300, so that the bolt enters the locking state again.

Description of the back-locking function: when a key is inserted outside a door or an internal back-locking button rotates at the lock core 600 in a locking state, the protrusion 610 rotates along with the key, the protrusion 610 enables the top back stop part 511 of the back stop piece 510 to move towards the blocking part 220 on the lock tongue 200 through the matching with the second groove 512 so as to block the blocking part 220, the rotation of the lock tongue 200 is prevented, as shown in fig. 5, the door handle does not work at this time, the protrusion 610 continues to rotate clockwise to a vacant position under the action of the push plate 520 to wait for the back-locking function to be closed, and the back-locking mechanism 500 enters a back-locking state as shown in fig. 6; when the anti-lock function needs to be closed, the protrusion 610 is rotated in the opposite direction, the protrusion 610 again enables the stop portion 511 on the anti-return piece 510 to move towards the reverse direction of the stop portion 220 on the lock tongue 200 through the cooperation with the second groove 512, so that the stop portion 220 is separated, the protrusion 610 continues to rotate counterclockwise under the action of the push plate 520 to the vacant position to wait for the anti-lock function to be opened again, the lock tongue 200 enters the lock state again, and at this time, the door handle is rotated to open the door.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that simple modifications and substitutions by those skilled in the art are within the scope of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a lock, a serial communication port, including casing (100) and spring bolt (200), spring bolt (200) are rotated and are connected in casing (100), be equipped with first magnet (210) in spring bolt (200), include lockhole (300) with spring bolt (200) adaptation, be equipped with in lockhole (300) with first magnet (210) adsorbed second magnet (310) mutually, spring bolt (200) stretch into lockhole (300) through the cooperation of first magnet (210) and second magnet (310) and realize the locking, be equipped with in casing (100) with spring bolt (200) complex handle core subassembly (400), spring bolt (200) break away from lockhole (300) through the cooperation of first magnet (210) and second magnet (310) and realize the unblock.

2. The lock of claim 1, wherein the handle core assembly (400) comprises a handle head (410), the handle head (410) is rotatably connected in the casing (100), a shifting piece (420) is arranged on the handle head (410) and is linked with the handle head (410), a transmission piece (110) is arranged between the shifting piece (420) and the lock tongue (200), a first pin shaft (120) for the transmission piece (110) to rotate is arranged in the casing (100), and the lock tongue (200) is separated from the lock hole (300) through the mutual matching of the shifting piece (420) and the transmission piece (110) to realize unlocking.

3. A lock as claimed in claim 1, wherein a second pin (130) is provided in the housing (100) for rotation of the bolt (200), the bolt (200) being rotatably connected to the housing (100) via the second pin (130).

4. A lock as claimed in claim 1, characterized in that the housing (100) is provided with a projection (140) for limiting the angle of rotation of the bolt (200).

5. A lock as claimed in any one of claims 1 to 4, comprising a lock tumbler mechanism (500) for preventing the locking bolt (200) from disengaging from the lock aperture (300), the locking bolt (200) being retained by engagement with the lock tumbler mechanism (500) to extend into the lock aperture (300).

6. The lock of claim 5, wherein the lock mechanism (500) comprises a retaining plate (510), the housing (100) is provided with a first groove (150) for the retaining plate (510) to reciprocate, the retaining plate (510) is provided with a retaining portion (511) for preventing the latch bolt (200) from being separated from the lock hole (300), and the latch bolt (200) is provided with a stopping portion (220) adapted to the retaining portion (511).

7. A lock as claimed in claim 6, comprising a lock cylinder (600) rotatably connected to the housing (100), the lock cylinder (600) being provided with a projection (610), the anti-backlash plate (510) being provided with a second slot (512) adapted to the projection (610), the anti-backlash plate (510) being adapted to reciprocate by the rotation of the projection (610) and the interference-coupled engagement in the second slot (512).

8. A lock as claimed in claim 7, wherein the counter locking mechanism (500) comprises a push plate (520) for forcing the protrusion (610) out of the second groove (512), the push plate (520) is provided with a third groove (523) for reciprocating the push plate (520), the housing (100) is provided with a first fixing pin (170) adapted to the third groove (523), and the push plate (520) is provided with a first resilient mechanism (521) for urging the push plate (520) in the direction of the protrusion (610).

9. A lock as claimed in claim 6, comprising a first pin (120), the anti-backlash plate (510) being arranged to move in a limited reciprocating motion along the first slot (150) by means of the first pin (120).

10. A lock as claimed in claim 9, comprising a driver blade (110), the first pin (120) being provided with a second resilient means (121) for urging the driver blade (110) away from the bolt (200).