CN212295986U

CN212295986U - Central lock

Info

Publication number: CN212295986U
Application number: CN202020765608.4U
Authority: CN
Inventors: 邓俊; 邓和锋
Original assignee: Wenzhou Wanda Lock Co ltd
Current assignee: Wenzhou Wanda Lock Co ltd
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2021-01-05
Anticipated expiration: 2030-05-11

Abstract

The utility model relates to a well accuse lock, in particular to well accuse lock of rotation type handle structure, include with the main part of latch hook cooperation locking, be equipped with the locking mechanism who opens and close main part and latch hook in the main part, locking mechanism include shift knob and with main part normal running fit, shift knob's both sides are equipped with the link that is used for cooperation unblock and locking, and two link form conflict linkage through shift knob's rotation and realize opposite and dorsad reciprocating motion, and the unblock is realized in main part and latch hook rotation through shift knob, the utility model discloses improve the unblock mode of ordinary well accuse, adopted the link that rotatory handle pushed both sides open to reach the purpose of unblanking, also looked after the overall arrangement structure of password wheel simultaneously, made things convenient for one-hand operation, the utility model discloses still have simple structure, processing convenience and the easy characteristics of assembly, the practicality is strong.

Description

Central lock

Technical Field

The utility model relates to a well accuse lock, in particular to well accuse lock of rotation type handle structure.

Background

The draw-bar box is generally used for people to go out and travel so as to bring convenience to carrying clothes and articles for daily use, and is widely applied, and the coded lock is used as a necessary tool of the draw-bar box, so that the safety of the draw-bar box is guaranteed. At present, when unlocking, the coded lock commonly used in the market firstly unlocks through the code and then unlocks through pressing the operating mechanism, and the existing operating mechanism has a single structure, is universal in a direct-push type structure, and has the defects of complex structure, low stability and poor linkage.

SUMMERY OF THE UTILITY MODEL

Not enough to current technique, the utility model provides a well accuse lock.

In order to realize the purpose, the utility model adopts the technical scheme that: the utility model provides a well accuse lock, its characterized in that includes the main part with latch hook cooperation locking, is equipped with the locking mechanism who opens and close main part and latch hook in the main part, locking mechanism include shift knob and with main part normal running fit, shift knob's both sides are equipped with the link that is used for cooperation unblock and locking, two links form conflict linkage through shift knob's rotation and realize opposite and dorsad reciprocating motion, the rotation that main part and latch hook passed through shift knob realizes the unblock.

The both sides of main part are equipped with and supply the latch hook male locked groove, and the top that just corresponds the locked groove in the main part is equipped with rotatory locking piece, rotatory locking piece and main part normal running fit, and unblock and locking are realized through opening and shutting of rotatory locking piece and main part to latch hook and locked groove.

The rotary locking piece is provided with a lock tongue matched with the lock hook and a lock catch in butt linkage with the linkage piece, the main body is provided with a blocking and connecting part matched with the lock catch, under the locking state, when the two linkage pieces move backwards, the lock catch is forced to be separated from the blocking and connecting part, the rotary locking piece is unfolded relative to the main body, and the lock tongue is separated from the lock groove to realize unlocking.

The rotary locking block is opened and closed along the longer side direction of the main body.

A first elastic mechanism for forcing the two linkage parts to move oppositely is arranged in the main body.

And a second elastic mechanism for forcing the lock catch to contact the linkage piece is arranged on the rotary lock block.

And a third elastic mechanism for forcing the rotary locking block to be unfolded relative to the main body is arranged between the rotary locking block and the main body.

The switch button comprises a rotating button which is in rotating fit with the main body and a rotating block which is matched with the two linkage pieces, the rotating button is linked with the rotating block through a lock cylinder, the lock cylinder and the rotating block are fixedly assembled, and unlocking is achieved when the lock cylinder rotates.

The rotating block and the position matched with the linkage piece are of a long strip-shaped structure.

The rotary button is provided with a bulge which is convenient for rotating the rotary button.

The locking mechanism comprises a password wheel assembly, the password wheel assembly comprises a wheel shaft for preventing the rotating button from moving, and the wheel shaft is unlocked and locked through the correctness and the mistake of the password.

The bottom of main part is equipped with the lid with the main part adaptation.

The utility model has the advantages that: the utility model discloses improved the unblock mode of ordinary well accuse, adopted rotatory handle to push away the linkage piece that both sides were pushed open and reach the purpose of unblanking, also looked after the overall arrangement structure of password wheel simultaneously, made things convenient for one-hand operation, the utility model discloses still have simple structure, processing convenience and assemble easy characteristics, the practicality is strong.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an exploded view of the present invention;

fig. 3 is a schematic view of a partial structure of the linkage member, the switch button and the combination wheel assembly in an unlocked state;

fig. 4 is an exploded view of the switch button of the present invention;

fig. 5 is a partial structural sectional view of the rotary lock block and the main body in a locked state;

fig. 6 is a partial structural sectional view of the rotating lock piece and the main body in the unlocked state.

Detailed Description

As shown in fig. 1 to 6, a central lock includes a main body 100 that is locked by cooperating with a locking hook 200, a locking mechanism 300 that opens and closes the main body 100 and the locking hook 200 is provided in the main body 100, the locking mechanism 300 includes a switch button 310 and is rotatably fitted with the main body 100, two sides of the switch button 310 are provided with a linkage 320 for cooperating with unlocking and locking, the two linkage 320 form an interference linkage by rotation of the switch button 310 to realize opposite and back reciprocating motions, the main body 100 and the locking hook 200 realize unlocking by rotation of the switch button 310, the main body 100 and the locking hook 200 are respectively assembled at two sides of a box body that is opened and closed, and the switch button 310 can be rotated to enable the two linkage 320 to move back to unlock, specifically, the use method is described below.

The two sides of the main body 100 are provided with locking grooves 110 for inserting the locking hooks 200, the main body 100 is provided with rotary locking blocks 400 above the corresponding locking grooves 110, the rotary locking blocks 400 are in running fit with the main body 100, the locking hooks 200 and the locking grooves 110 are unlocked and locked through opening and closing of the rotary locking blocks 400 and the main body 100, the linkage 320 is significant in connecting the main body 100 and the rotary locking blocks 400, the linkage 320 can be unlocked, and the rotary locking blocks 400 can be unfolded.

The lock catch 400 is provided with a lock tongue 410 adapted to the lock hook 200 and a lock catch 420 abutting against and linked with the linkage member 320, the main body 100 is provided with a blocking part 120 adapted to the lock catch 420, in a locked state, when the two linkage members 320 move in a backward direction to force the lock catch 420 to be separated from the blocking part 120, the rotary lock catch 400 is unfolded relative to the main body 100, the lock tongue 410 is separated from the lock groove 110 to realize unlocking, the rotary lock catch 400 and the main body 100 are locked and closed through the lock catch 420 and the blocking part 120, the lock catch 420 can be provided with a guide surface 421 facilitating the rotary lock catch 400 to be closed to the main body 100, and the rotary lock catch 400 is provided with a limit groove 450 for the lock catch 420 to reciprocate.

The rotation locking piece 400 is opened and closed along the longer side direction of the main body 100, and the rotation locking piece 400 is preferably opened and closed along the length direction of the main body 100.

The main body 100 is provided with a first elastic mechanism 321 for forcing the two linkage members 320 to move toward each other, and the first elastic mechanism 321 forces the two linkage members 320 to abut against the rotation block 312.

The rotating lock block 400 is provided with a second elastic mechanism 430 for forcing the lock catch 420 to contact the link 320, and the second elastic mechanism 430 elastically presses the lock catch 420 to contact the link 320.

A third elastic mechanism 440 forcing the rotary locking block 400 to expand relative to the main body 100 is arranged between the rotary locking block 400 and the main body 100, the third elastic mechanism 440 enables an unlocking rotary locking block 400 to be bounced open, and the first elastic mechanism 321, the second elastic mechanism 430 and the third elastic mechanism 440 are all in spring structures, so that the cost is low and the assembly is convenient.

The switch button 310 comprises a rotary button 311 which is matched with the main body 100 in a rotating way and a rotary block 312 which is matched with two linkage pieces 320, the rotary button 311 is linked with the rotary block 312 through a lock cylinder 313, the lock cylinder 313 and the rotary block 312 are fixedly assembled, when the lock cylinder 313 rotates, unlocking can be realized, no matter whether the password of the coded lock is correct or not, the correct lock cylinder 313 can be unlocked through a key, namely, the lock cylinder 313 is rotated, a copper sheet 315 is arranged on the side part of the lock cylinder 313, a clamping groove 316 matched with the copper sheet 315 is arranged in the rotary button 311, when the lock cylinder 313 does not have the key inserted, the copper sheet 315 is clamped into the clamping groove 316, the lock cylinder 313 and the rotary block 312 are fixedly assembled, therefore, the rotary button 311 is linked with the rotary block 312 through the lock cylinder 313, the rotary button 311 is equivalent to unlock through the rotary block 312, and when the lock cylinder 313, the turning block 312 and the turning button 311 have no linkage condition, and the turning block 312 can be rotated to unlock by rotating the key cylinder 313.

The rotating block 312 and the position where the rotating block 312 is matched with the linkage piece 320 are in a strip-shaped structure, the strip-shaped structure increases the stability during locking, the distance between two sides of the rotating block 312 and the linkage piece 320 can be better controlled by the strip-shaped structure, three convex points can be arranged on the rotating block 312, as shown in fig. 4, the middle convex points are used for rotationally positioning the rotating block 312, and two convex points at two ends can be used for limiting the rotation angle.

The rotary button 311 is provided with a protrusion 314 which is convenient for rotating the rotary button 311, and the protrusion 314 can be convenient for hand operation and is more labor-saving.

The locking mechanism 300 comprises a password wheel assembly 500, the password wheel assembly 500 comprises a wheel shaft 510 for preventing the rotation button 311 from moving, the wheel shaft 510 is unlocked and locked through correctness and mistakes of passwords, the structural relationship between the wheel shaft 510 and the password wheel belongs to the prior art, and redundant description is not provided herein, the passwords of the password wheel assembly 500 are usually three groups, namely three-digit passwords, when the passwords are wrong, the password wheel is dead to clamp the wheel shaft 510 and not move, the end part of the wheel shaft 510 also supports the rotation button 311 and not rotate, matching surfaces of the wheel shaft 510 and the rotation button 311 can adopt structures such as inclined surfaces, when the passwords are correct, the wheel shaft 510 can reciprocate, and the rotation button 311 can be used for unlocking the wheel shaft 510.

The bottom of main part 100 is equipped with the lid 600 with main part 100 adaptation, and lid 600 is for the assembly usefulness, and the bottom part of main part 100 is lived in the parcel, plays limiting displacement for the part simultaneously.

The using method comprises the following steps:

in a locked state, the latch hook 200 is inserted into the lock slot 110 and is clamped by the latch tongue 410, the latch 420 is clamped with the blocking part 120, when the password is correct, the wheel shaft 510 can reciprocate, at the moment, the rotary button 311 rotates, because the rotary block 312 is linked with the rotary button 311, the rotary block 312 rotates along with the rotary button 311 to enable the two linkage pieces 320 to move back, the linkage pieces 320 push the latch 420 open, the latch 420 leaves the blocking part 120, the rotary lock block 400 naturally bounces under the cooperation of the third elastic mechanism 440, the latch tongue 410 moves along with the rotary lock block 400 and leaves the position of the lock slot 110, at the moment, the latch hook 200 can leave the lock slot 110, the box body enters an unlocked state and can be freely opened and closed, and the latch 420 and the linkage pieces 320 reset under the cooperation of the second elastic mechanism 430 and the first elastic mechanism 321 respectively; when the box body needs to be closed, the box body is closed firstly, so that the latch hook 200 is inserted into the latch groove 110, the rotary locking block 400 is pressed to be closed with the main body 100, the latch 420 is re-clamped on the blocking part 120 under the matching of the second elastic mechanism 430 and the guide surface 421, after the box body is closed, the latch tongue 410 is inserted into the latch hook 200 again to prevent the latch hook 200 from being separated, the locking state is completed, and at the moment, the password can be disturbed to prevent unlocking.

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 central control lock is characterized by comprising a main body (100) matched with a lock hook (200) for locking, wherein a locking mechanism (300) for opening and closing the main body (100) and the lock hook (200) is arranged in the main body (100), the locking mechanism (300) comprises a switch button (310) and is in running fit with the main body (100), linkage pieces (320) for unlocking and locking in a matched mode are arranged on two sides of the switch button (310), the two linkage pieces (320) form conflict linkage through the rotation of the switch button (310) to realize opposite and back reciprocating motion, the main body (100) and the lock hook (200) realize unlocking through the rotation of the switch button (310), lock grooves (110) for inserting the lock hook (200) are formed in two sides of the main body (100), a rotary lock block (400) is arranged on the main body (100) and above the corresponding lock grooves (110), and the rotary lock block (400) is in running fit with the main body (100), the lock hook (200) and the lock groove (110) are unlocked and locked through opening and closing of the rotary lock block (400) and the main body (100), the rotary lock block (400) is respectively provided with a lock tongue (410) matched with the lock hook (200) and a lock catch (420) in butt linkage with a linkage piece (320), the main body (100) is provided with a blocking part (120) matched with the lock catch (420), under the locking state, when the two linkage pieces (320) move backwards to force the lock catch (420) to be separated from the blocking part (120), the rotary lock block (400) is unfolded relative to the main body (100), and the lock tongue (410) is separated from the lock groove (110) to realize unlocking.

2. A central lock according to claim 1, characterized in that said rotary lock block (400) opens and closes along the longer sides of the body (100).

3. A central control lock according to claim 1, characterized in that the main body (100) is provided with first resilient means (321) for urging the two linkage members (320) towards each other.

4. A central lock according to claim 1, characterized in that the rotary lock block (400) is provided with second resilient means (430) forcing the lock catch (420) to contact the linkage member (320).

5. A central lock according to claim 4, characterized in that a third resilient means (440) is provided between the rotary lock block (400) and the body (100) to force the rotary lock block (400) to unfold in relation to the body (100).

6. A central lock according to any one of claims 1 to 5, characterized in that the switch knob (310) comprises a rotary knob (311) which is rotatably engaged with the main body (100) and a rotary block (312) which is engaged with the two linkage members (320), the rotary knob (311) and the rotary block (312) are linked through a lock cylinder (313), the lock cylinder (313) and the rotary block (312) are fixedly assembled, and unlocking is achieved when the lock cylinder (313) is rotated.

7. A central control lock according to claim 6, characterized in that the position of the turning block (312) which is engaged with the linkage piece (320) is an elongated structure.

8. A central lock according to claim 6, characterized in that the rotary knob (311) is provided with a protrusion (314) facilitating the rotation of the rotary knob (311).

9. A central lock according to claim 6, characterized in that the locking mechanism (300) comprises a combination wheel assembly (500), the combination wheel assembly (500) comprising an axle (510) preventing movement of the rotary knob (311), the axle (510) being unlocked and locked by correct and incorrect combination.

10. A central lock according to claim 6, characterized in that the bottom of the body (100) is provided with a cover (600) adapted to the body (100).