CN110206415B - Locking mechanism of coded lock - Google Patents
Locking mechanism of coded lock Download PDFInfo
- Publication number
- CN110206415B CN110206415B CN201910619377.8A CN201910619377A CN110206415B CN 110206415 B CN110206415 B CN 110206415B CN 201910619377 A CN201910619377 A CN 201910619377A CN 110206415 B CN110206415 B CN 110206415B
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- CN
- China
- Prior art keywords
- locking
- block
- lock
- state
- movable block
- Prior art date
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- 230000007246 mechanism Effects 0.000 title claims abstract description 15
- 230000000903 blocking effect Effects 0.000 claims abstract description 24
- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B37/00—Permutation or combination locks; Puzzle locks
- E05B37/0031—Locks with both permutation and key actuation
- E05B37/0034—Locks with both permutation and key actuation actuated by either
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B37/00—Permutation or combination locks; Puzzle locks
- E05B37/0048—Permutation or combination locks; Puzzle locks with changeable combination
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/52—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The invention relates to a locking mechanism, in particular to a locking mechanism of a coded lock, which comprises a coded component, wherein the coded component is assembled in a shell, a movable block is arranged on the coded component, the movable block realizes reciprocating motion through conversion between correctness and mistakes of codes, a guide surface is arranged on the movable block, the locking block is provided with a blocking joint surface matched with the guide surface, the locking block realizes reciprocating motion through matching of the guide surface and the blocking joint surface, and has a locking state and an unlocking state, and the locking state and the unlocking state realize mutual conversion through the reciprocating motion of the locking block.
Description
Technical Field
The invention relates to a locking mechanism, in particular to a locking mechanism of a coded lock.
Background
The case adopts the trick lock in the existing market, and most trick locks's locking piece all adopts the rotation mode, and the rotation mode needs to reset through the torsional spring, and the installation of torsional spring is very troublesome, has increased the assembly degree of difficulty in the intangible, has the deviation slightly, causes elasticity inefficacy very easily, how to change the rotation mode of locking piece is our problem that solves at present.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a locking mechanism of a coded lock.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the utility model provides a locking mechanism of trick lock, includes the cipher assembly, and the cipher assembly assembles in the casing, is equipped with movable block on the cipher assembly, and the movable block realizes reciprocating motion through the conversion between the correct and the mistake of cipher, and its characterized in that is equipped with the guide surface on the movable block, still includes the latch segment, is equipped with the fender joint face with the guide surface adaptation on the latch segment, and the latch segment realizes reciprocating motion through the cooperation of guide surface and fender joint face, and the latch segment has locking state and unblock state, and locking state and unblock state realize the interconversion through the reciprocating motion of latch segment.
The shell is internally provided with a first groove for the locking piece to reciprocate, and the locking piece is limited in the first groove to reciprocate.
Comprising a first spring forcing the locking piece in the direction of the movable piece.
The shell is provided with a first blocking part for blocking and connecting the first spring, and the locking block is provided with a second groove for the first blocking part to pass through.
The lock comprises a lock core, wherein the lock core is rotationally connected to a shell, a shifting piece is arranged on the lock core, a third groove matched with the shifting piece is arranged on a lock block, and the locking state and the unlocking state are mutually converted through the matching of the shifting piece and the third groove.
Includes a code switch that prevents a transition from an unlocked state to a locked state.
The movable block is provided with a second blocking part, and the code adjusting switch is connected with the second blocking part in a abutting mode to prevent the code adjusting switch from being converted into a locking state from an unlocking state.
The code adjusting switch is characterized in that a mounting column for assembling the code assembly is arranged on the shell, a first hole for assembling the mounting column is formed in the code adjusting switch, and the code adjusting switch is opened and closed through running fit with the mounting column.
The device comprises a cover body matched with the shell, and a second spring for forcing the code adjusting switch to be abutted against the cover body is arranged on the mounting column.
One surface of the code adjusting switch, which is matched with the cover body, is provided with a concave-convex structure for limiting rotation of the code adjusting switch.
The invention has the beneficial effects that: the invention replaces the traditional rotating structure by utilizing the structure of pushing the locking block back and forth, has more stable structure, reduces the assembly difficulty of the traditional torsion spring, reduces the volume of the locking block by flexible design on the locking block, reduces the processing cost, and has the characteristics of convenient processing, easy assembly and strong practicability.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an exploded view of the structure of the present invention;
FIG. 3 is a schematic diagram of the structure of the present invention when the password is wrong and the lock block is in a locked state;
FIG. 4 is a schematic diagram of the structure of the invention when the password is correct and the lock block is in an unlocked state;
FIG. 5 is a schematic diagram of the structure of the present invention when the code is correct and the code adjusting switch is abutting against the movable block;
FIG. 6 is a schematic diagram of a toggle lock of the present invention;
FIG. 7 is a schematic view of a lock block according to the present invention;
FIG. 8 is a schematic view of the structure of the movable block of the present invention;
FIG. 9 is a schematic diagram of a code switch according to the present invention;
fig. 10 is a schematic structural view of the cover body of the present invention.
Detailed Description
As shown in fig. 1 to 10, a locking mechanism of a combination lock includes a combination assembly 100, the combination assembly 100 is assembled in a housing 200, a movable block 300 is provided on the combination assembly 100, the movable block 300 performs reciprocating motion through conversion between correct and incorrect combination, a guide surface 310 is provided on the movable block 300, the combination lock further includes a locking block 400, a blocking surface 410 adapted to the guide surface 310 is provided on the locking block 400, the locking block 400 performs reciprocating motion through cooperation of the guide surface 310 and the blocking surface 410, the locking block 400 has a locking state and an unlocking state, the locking state and the unlocking state perform mutual conversion through reciprocating motion of the locking block 400, the combination assembly 100 includes a combination wheel 110 and a combination wheel 120, typically three groups, i.e. three numbers of combination wheels 110 and 120 are sequentially sleeved on a mounting post 230, elastically pressed between the housing 200 and a cover 700 by a second spring 231, the cipher wheel 110 and the code adjusting wheel 120 are provided with concave-convex structures on the abutting surfaces, when the code adjusting switch 600 is closed, the cipher wheel 110 and the code adjusting wheel 120 synchronously rotate under the friction force of the concave-convex structures, the code adjusting wheel 120 is provided with a groove 121, the movable block 300 is provided with a convex block 330 matched with the groove 121, when the code is correct, the groove 121 is completely opposite to the convex block 330, the convex block 330 of the movable block 300 enters the groove 121, the cipher lock further comprises symmetrically arranged push blocks 800, the push blocks 800 are provided with a lock tongue 820 for locking the lock hook 900, a third spring 810 for forcing the push blocks 800 to move backwards is arranged between the two push blocks 800, the lock block 400 pushes the two push blocks 800 to move oppositely under the unlocking state so as to retract the lock tongue 820, the lock hook 900 is separated from the lock tongue 820, unlocking of the cipher lock is completed, one end of the movable block 300 is provided with a fourth spring 340, the fourth spring 340 cooperates with the inner wall of the housing 200 to force the protrusion 330 of the movable block 300 to move toward the groove 121, the locked state means that the push block 800 cannot be pushed, the unlocked state means that the push block 800 can be pushed and the latch hook 900 can be separated from the latch bolt 820, the guide surface 310 and the blocking surface 410 are preferably inclined surfaces, the movable block 300 and the latch block 400 are preferably vertically stepped, and the elastic force of the fourth spring 340 is greater than that of the first spring 420.
The housing 200 is provided with a first groove 210 for the lock block 400 to reciprocate, the lock block 400 limits the reciprocation in the first groove 210, and the first groove 210 limits the reciprocation of the lock block 400.
Includes a first spring 420 forcing the lock block 400 toward the movable block 300, the first spring 420 providing an elastic restoring force to the lock block 400.
The housing 200 is provided with a first blocking portion 220 for blocking the first spring 420, the lock block 400 is provided with a second groove 430 for the first blocking portion 220 to pass through, and the first spring 420 is disposed in the lock block 400, so that the volume of the lock block 400 can be reduced.
The lock cylinder 500 is a American TSA (time-lapse-advanced) customs lock, the lock cylinder 500 is rotatably connected to the shell 200, the lock cylinder 500 is provided with a shifting piece 510, the lock block 400 is provided with a third groove 440 matched with the shifting piece 510, the locking state and the unlocking state are mutually converted through the matching of the shifting piece 510 and the third groove 440, the lock cylinder 500 is a American TSA customs lock, the lock is unlocked through a designated key, whether the password of the trick lock is correct or not, the key of the customs lock can be unlocked, the lock block 400 is far away from the movable block 300 through rotating the shifting piece 510, a clearance space for the pushing piece 800 to move in opposite directions is reserved, the trick lock enters the unlocking state, the shifting piece 510 and the lock cylinder 500 rotate synchronously, and the approaching matching surface of the shifting piece 510 and the third groove 440 is preferably a cambered surface, so that the unlocking is smoother.
The code adjusting switch 600 is used for preventing the switch from being switched from the unlocking state to the locking state, the code adjusting switch 600 is a switch for setting a code, the end A and the end B are marked in fig. 2, the switch is turned to the end A to be in a closed state, and the switch is turned to the end B to be in an open state, at the moment, the code can be set, and the code adjusting switch 600 can be set only when the code is correct.
The movable block 300 is provided with a second blocking connection part 320, the code adjustment switch 600 is prevented from being switched from the unlocking state to the locking state by abutting against the second blocking connection part 320, the second blocking connection part 320 is used for matching the code adjustment switch 600, and the code adjustment switch 600 abuts against the second blocking connection part 320 to enable the movable block 300 to be forcibly inserted into the code adjustment wheel 120.
The casing 200 is provided with a mounting column 230 for assembling the code assembly 100, the code adjusting switch 600 is provided with a first hole 610 for assembling the mounting column 230, the code adjusting switch 600 is opened and closed by being matched with the mounting column 230 in a rotating way, and the code adjusting switch 600 is opened and closed by being rotated.
The code wheel comprises a cover body 700 which is matched with the shell 200, a second spring 231 which is used for forcing the code adjustment switch 600 to be abutted against the cover body 700 is arranged on the mounting column 230, and the second spring 231 is used for elastically pressing the code wheel 110, the code adjustment wheel 120 and the code adjustment switch 600 between the shell 200 and the cover body 700.
The surface of the code adjusting switch 600, which is matched with the cover 700, is provided with a concave-convex structure for limiting rotation of the code adjusting switch 600, the concave-convex structure can adopt the design of the arc-shaped protrusion 710 and the second hole 620, and is not limited to the design of the protrusion 710 or the second hole 620 on the code adjusting switch 600, and by taking fig. 9 as an example, the cover 700 is provided with the protrusion 710, the code adjusting switch 600 is provided with the second hole 620, the concave-convex structure is used for limiting the code adjusting switch 600, the second hole 620 can be provided with a plurality of second holes 620, and the second holes 620 are distributed on the circumference taking the first hole 610 as the center, and because the code adjusting switch 600 elastically abuts against the cover 700, when the code adjusting switch 600 rotates, the protrusion 710 on the cover 700 can enter and exit the second hole 620 one by one, and the sound feedback when the code adjusting switch 600 rotates is brought by collision between the code adjusting switch 600 and the cover 700, thereby improving practicability.
Description of use: when the password is wrong, the movable block 300 is always pressed on the inner wall of the shell 200 under the action of the fourth spring 340, at this time, the locking block 400 is in a locking state, the locking block 400 is pressed towards the movable block 300 under the action of the first spring 420, the pushing block 800 cannot move in opposite directions, and the lock tongue 820 firmly hooks the lock hook 900; when the code is correct, the grooves 121 of the code adjustment wheel 120 all face the protruding blocks 330 of the movable block 300, at this time, the movable block 300 moves away from the inner wall of the housing 200 towards the code adjustment wheel 120 under the action of the fourth spring 340, meanwhile, since the elastic force of the fourth spring 340 is greater than that of the first spring 420, the guide surface 310 of the movable block 300 abuts against the blocking surface 410 of the locking block 400 and forces the locking block 400 to move away from the movable block 300, the code lock enters the unlocking state, the locking block 400 leaves a clearance space for the pushing block 800 to move towards each other, as shown in fig. 4, at this time, the pushing block 800 is pushed to separate the lock tongue 820 from the lock hook 900, and unlocking is completed.
The code adjusting function uses the description: because the password wheel 110 and the password adjusting wheel 120 are abutted through the concave-convex structure, friction force between the two is increased, the two are elastically pressed together and synchronously rotate, when the password is correct, the movable block 300 is inserted into the password adjusting wheel 120, if the password wheel 110 is rotated at the moment, the movable block 300 can be pressed towards the inner wall direction of the shell 200 again because the movable block 300 has elastic restoring force under the action of the fourth spring 340, and if the password is correct, as shown in fig. 5, the password adjusting switch 600 is rotated until the password adjusting switch 600 is abutted against the second blocking part 320 of the movable block 300, the movable block 300 is completely locked, the password adjusting wheel 120 keeps the position motionless, and when the password is set by rotating the password wheel 110, the friction force between the password wheel 110 and the password adjusting wheel 120 obviously cannot synchronously rotate the two, and the relative rotation between the password wheel 110 and the password adjusting wheel 120 achieves the function of setting the password.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be appreciated by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the invention, and that simple modifications and substitutions by those skilled in the art are within the scope of the invention without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a locking mechanism of trick lock, including cipher module (100), cipher module (100) assemble in casing (200), be equipped with movable block (300) on cipher module (100), movable block (300) are through the conversion between the correct and the mistake of password realize reciprocating motion, characterized by, be equipped with guide surface (310) on movable block (300), still include latch block (400), be equipped with on the latch block (400) with guide surface (310) adaptation keep off joint face (410), latch block (400) realize reciprocating motion through the cooperation of guide surface (310) and keep off joint face (410), latch block (400) have locking state and unblock state, locking state and unblock state realize the reciprocal conversion through the reciprocating motion of latch block (400); a first groove (210) for the locking block (400) to reciprocate is formed in the shell (200), and the locking block (400) is limited in the first groove (210) to reciprocate; comprises a first spring (420) forcing the locking block (400) to move towards the movable block (300); a first blocking part (220) for blocking and connecting the first spring (420) is arranged on the shell (200), and a second groove (430) for the first blocking part (220) to pass through is arranged on the locking block (400); including lock core (500), lock core (500) rotate connect in casing (200), are equipped with plectrum (510) on lock core (500), are equipped with on locking piece (400) with third groove (440) of plectrum (510) adaptation, and locking state and unblock state realize the interconversion through the cooperation of plectrum (510) with third groove (440).
2. The lock mechanism of claim 1, including a combination switch (600) that prevents transition from an unlocked state to a locked state.
3. The locking mechanism of a combination lock according to claim 2, wherein the movable block (300) is provided with a second blocking portion (320), and the combination switch (600) is prevented from being switched from the unlocked state to the locked state by abutting against the second blocking portion (320).
4. A locking mechanism for a combination lock according to claim 3, wherein said housing (200) is provided with a mounting post (230) for mounting the combination assembly (100), and said combination switch (600) is provided with a first hole (610) for mounting the mounting post (230), said combination switch (600) being opened and closed by a rotational fit with the mounting post (230).
5. A lock mechanism for a combination lock as claimed in claim 4, including a cover (700) adapted to the housing (200), the mounting post (230) being provided with a second spring (231) for urging the combination switch (600) against the cover (700).
6. The locking mechanism of claim 5, wherein a concave-convex structure for limiting rotation of the code modulating switch (600) is arranged on one surface of the code modulating switch (600) matched with the cover body (700).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910619377.8A CN110206415B (en) | 2019-07-10 | 2019-07-10 | Locking mechanism of coded lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910619377.8A CN110206415B (en) | 2019-07-10 | 2019-07-10 | Locking mechanism of coded lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110206415A CN110206415A (en) | 2019-09-06 |
| CN110206415B true CN110206415B (en) | 2024-06-14 |
Family
ID=67797063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910619377.8A Active CN110206415B (en) | 2019-07-10 | 2019-07-10 | Locking mechanism of coded lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110206415B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210370258U (en) * | 2019-07-10 | 2020-04-21 | 温州万达锁业有限公司 | Locking mechanism of coded lock |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3038481A1 (en) * | 1980-10-11 | 1982-06-24 | S. Franzen Söhne (GmbH & Co), 5650 Solingen | Push button combination lock - has shift finger on each button actuating star-wheel to index rotation of blocking sleeves |
| RU2270307C1 (en) * | 2004-12-31 | 2006-02-20 | Скробот Владимир Георгиевич | Locking device |
| JP4481317B2 (en) * | 2007-02-05 | 2010-06-16 | 株式会社クローバー | Code lock device |
| CN103422726B (en) * | 2013-07-31 | 2015-09-02 | 东莞市怡丰锁业有限公司 | Coded lock |
| CN104453402B (en) * | 2014-11-27 | 2017-10-13 | 东莞市怡丰锁业有限公司 | A kind of compact coded lock |
| CN204782369U (en) * | 2015-05-22 | 2015-11-18 | 东莞市怡丰锁业有限公司 | Gift box trick lock |
| CN205476908U (en) * | 2016-03-14 | 2016-08-17 | 东莞市怡丰锁业有限公司 | Zipper code lock |
| CN206571278U (en) * | 2017-01-09 | 2017-10-20 | 东莞市怡丰锁业有限公司 | A kind of password padlock |
-
2019
- 2019-07-10 CN CN201910619377.8A patent/CN110206415B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210370258U (en) * | 2019-07-10 | 2020-04-21 | 温州万达锁业有限公司 | Locking mechanism of coded lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110206415A (en) | 2019-09-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20191202 Address after: 325000 Yufeng Road, Xianyan Industrial Park, Ouhai District, Wenzhou City, Zhejiang Province (Building 4) Applicant after: Wenzhou Wanda lock Co.,Ltd. Address before: 325000 Yufeng Road, Xianyan Industrial Park, Ouhai District, Wenzhou City, Zhejiang Province (Building 4) Applicant before: Wenzhou Jinyou Hardware Co.,Ltd. |
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |