CN104695768A - Combination lock - Google Patents
Combination lock Download PDFInfo
- Publication number
- CN104695768A CN104695768A CN201510067126.5A CN201510067126A CN104695768A CN 104695768 A CN104695768 A CN 104695768A CN 201510067126 A CN201510067126 A CN 201510067126A CN 104695768 A CN104695768 A CN 104695768A
- Authority
- CN
- China
- Prior art keywords
- activity template
- drain pan
- block
- coded lock
- upper cover
- 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.)
- Granted
Links
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The invention provides a combination lock, and aims to solve the problem that an existing combination lock is liable to damage. The combination lock comprises a bottom frame, a lock hook, a bottom shell, an upper cover, a movable piece, a reset spring and a cryptographic device, wherein a first arc-shaped groove is formed in the bottom shell; the movable piece is fixedly connected with a stop block; a stop rod which is used for preventing the stop block from rotating is fixedly connected with the bottom frame; the stop rod is arranged in the first arc-shaped groove in a penetrating manner; when the movable piece is positioned at a reset position, the stop block is positioned on the outer side of the first arc-shaped groove; after the cryptographic device pushes the movable piece to compress the reset spring, the stop block is positioned above the first arc-shaped groove; a second arc-shaped groove which is matched with the lock hook and is communicated with the inlet of the lock hook is formed in the bottom shell. According to the combination lock, the lock hook is connected with the bottom cover, the bottom shell is hooked with the lock hook after rotating, and the bottom shell is fixed by adjusting the cryptographic device, so that a box is locked; the combination lock is compact in structure and easy to operate; the lock hook is not connected with an internal structure controlled by the cryptographic device, and the internal structure of the combination lock cannot be damaged by the lock hook because of tensile force; therefore, the service life is prolonged.
Description
Technical field
The present invention relates to a kind of coded lock.
Background technology
In order to prevent the thing in draw-bar box from losing, often coded lock is set on draw-bar box; But existing coded lock, the insecure easy damage chest of structure; Due to the collision that casing and case lid cause when closing, easily damaging coded lock, reducing the application life of coded lock; Because the internal construction of coded lock is too simple, the security performance that is easily cracked is lower.
Summary of the invention
The invention provides a kind of coded lock, be intended to solve existing coded lock and hold flimsy problem.
In order to solve above technical problem, the present invention is achieved through the following technical solutions: a kind of coded lock, comprise the underframe be connected on casing, the latch hook be connected on case lid, to transfer on underframe and be provided with the drain pan of latch hook import, the upper cover snapped onto on drain pan, be arranged on activity template above drain pan, to be arranged between activity template and upper cover and for activity template is resetted back-moving spring, be arranged on and cover and encryption apparatus for promoting activity template compression reseting spring; Drain pan is provided with the first deep-slotted chip breaker, and activity template is fixed with block, and underframe is fixed with for stopping the pin that block rotates, pin is located in the first deep-slotted chip breaker; When activity template is in reset position, block is positioned at the outside of the first deep-slotted chip breaker; After encryption apparatus promotes activity template compression reseting spring, block is positioned at directly over the first deep-slotted chip breaker; Described drain pan is provided with and matches and the second deep-slotted chip breaker communicated with latch hook import with latch hook.
Further, the limiting plate be connected in above drain pan is also comprised; Described activity template comprises and is positioned at lower activity template above limiting plate, is positioned at upper activity template above lower activity template; Lower activity template is provided with limited block, and drain pan is provided with the stopper slot for limiting limited block position; Upper activity template is provided with the pushing block for promoting lower activity template; Block is connected on lower activity template; Be convenient to install and manufacture, limited block and stopper slot are convenient to the extreme position of Controlled mobilization sheet, the collision of activity template in minimizing, thus increase application life.
Further, described encryption apparatus comprises the upper cover axle that three are connected in upper cover bottom surface, the support spring that every root upper cover axle is arranged with cipher wheel from top to bottom successively, columniform fixture block, lower end are connected with limiting plate upper surface; Upper activity template is provided with the first draw-in groove that three are placed three fixture blocks respectively, is equipped with the first projection, each fixture block is equipped with the groove matched with the first projection in each first draw-in groove; The convenient position being controlled upper activity template by cipher wheel.
Further, cover the push rod be equipped with for limiting upper activity template position on described, upper activity template is provided with the second draw-in groove matched with push rod; Be convenient to the password changing coded lock.
Further, also comprise the lock core be arranged between drain pan and upper cover, the lower end of lock core is provided with the second projection for being pushed into by promotion block inside the first deep-slotted chip breaker; Be convenient to customs officer with key rotary locking cylinder device, thus open coded lock.
Further, described back-moving spring has two, and lower activity template is provided with two push rods be connected with two back-moving springs respectively; Two back-moving springs, are convenient to make lower activity template stress equalization.
Further, on described drain pan, switching has fork, and fork distance transit point one end far away is a end, and the nearer one end of fork distance transit point is b end; Drain pan is provided with and makes a of fork hold the protection spring being positioned at latch hook import, and the b end of fork is connected with protection spring; When case lid and casing are closed, fork plays the effect of buffering, reduces the collision of latch hook and drain pan, improves application life.
Further, also comprise and be connected on underframe and be located in the locating ring at drain pan center, locating ring is provided with a pole and No. two poles, a pole and No. two poles are all positioned at the top of drain pan, and drain pan is provided with and matches with a pole and No. two poles and limit a locating piece and No. two locating pieces of drain pan slewing area; Be convenient to the anglec of rotation controlling upper cover.
Further, when latch hook separates with drain pan, the b end of a locating piece and fork is close to the both sides of a pole respectively; Can prevent upper cover from rotating.
Further, also comprise the arc coaming plate be connected on drain pan, be provided with chute in No. two poles, in chute, be provided with slide block, be provided with between slide block and the bottom of chute and make slide block be adjacent to holddown spring on arc coaming plate on inside wall; Described arc coaming plate is provided with a draw-in groove and No. two draw-in grooves of corresponding slide block two extreme positions respectively; During rotary upper cover, when slide block reaches the limit of position, can sound be sent, be convenient to provide the prompting of stopping the rotation.
Compared with prior art advantage of the present invention is: adopt latch hook to be connected with bottom in the present invention, and drain pan, by after rotation, together with hanging over, is fixed drain pan by adjustment encryption apparatus, thus pinned chest, compact conformation with latch hook, simple to operate; The internal construction that latch hook does not control with encryption apparatus is connected, and latch hook can not Yin Lali and damage the internal construction of coded lock, improves application life.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation after the present invention removes upper cover;
Fig. 3 is the structural representation of upper cover in the present invention;
Fig. 4 is the structural representation of a part for encryption apparatus in the present invention when being connected with upper activity template;
Fig. 5 is the structural representation of fixture block in the present invention;
Fig. 6 is the structural representation of drain pan and underframe in the present invention;
Fig. 7 is the structural representation of lower activity template in the present invention;
Fig. 8 is the structural representation of locating ring in the present invention.
Detailed description of the invention
Consult Fig. 1 and Fig. 2, a kind of coded lock, comprise the underframe 1 be connected on casing, the latch hook 2 be connected on case lid, to transfer on underframe 1 and be provided with the drain pan 4 of latch hook import 3, the upper cover 5 snapped onto on drain pan 4, be arranged on activity template 6 above drain pan 4, to be arranged between activity template 6 and upper cover 5 and for activity template 6 is resetted back-moving spring 7, be arranged on upper cover 5 and encryption apparatus for promoting activity template 6 compression reseting spring 7; Drain pan 4 is provided with the first deep-slotted chip breaker 8, activity template 6 is fixed with block 9, and underframe 1 is fixed with for stopping the pin 10 that block 9 rotates, pin 10 is located in the first deep-slotted chip breaker 8; When activity template 6 is in reset position, block 9 is positioned at the outside of the first deep-slotted chip breaker 8; After encryption apparatus promotes activity template 6 compression reseting spring 7, block 9 is positioned at directly over the first deep-slotted chip breaker 8; Described drain pan 4 is provided with and matches and the second deep-slotted chip breaker 11 communicated with latch hook import 3 with latch hook 2.Also comprise the limiting plate 12 be connected in above drain pan 4; Described activity template comprises and is positioned at lower activity template 13 above limiting plate 12, is positioned at upper activity template 14 above lower activity template 13; Lower activity template 13 is provided with limited block 15, and drain pan 4 is provided with the stopper slot 16 for limiting limited block 15 position; Upper activity template 14 is provided with the pushing block 17 for promoting lower activity template 13; Block 9 is connected on lower activity template 13.Described back-moving spring 7 has two, and lower activity template 13 is provided with two push rods 15 be connected with two back-moving springs 7 respectively.
Consult Fig. 2 to Fig. 5, described encryption apparatus comprises the upper cover axle 18 that three are connected in upper cover 5 bottom surface, the support spring 21 that every root upper cover axle 18 is arranged with cipher wheel 19 from top to bottom successively, columniform fixture block 20, lower end are connected with limiting plate 12 upper surface; Upper activity template 14 is provided with the first draw-in groove 22 that three are placed three fixture blocks 20 respectively, is equipped with the first projection 23, each fixture block 20 is equipped with the groove 24 matched with the first projection 23 in each first draw-in groove 22.Described upper cover 5 is equipped with the push rod 25 for limiting upper activity template 14 position, upper activity template 14 is provided with the second draw-in groove 26 matched with push rod 25, is provided with ball 27 between cipher wheel 19 and fixture block 20.
Consult Fig. 2, Fig. 6 and Fig. 7, also comprise the lock core 28 be arranged between drain pan 4 and upper cover 5, the lower end of lock core 28 is provided with the second projection 29 for being pushed into by promotion block 9 inside first deep-slotted chip breaker 8.
Consult Fig. 6, described drain pan 4 is provided with the gathering sill 44 of arc, is provided with the guide peg 45 be connected mutually with underframe 1 in gathering sill 44; It is more stable when drain pan 4 rotates.
Consult 2, Fig. 6 and Fig. 8, on described drain pan 4, switching has fork 30, and fork 30 one end far away apart from transit point is a end, and fork 30 one end nearer apart from transit point is b end; Drain pan 4 is provided with and makes a of fork 30 hold the protection spring 31 being positioned at latch hook import 3, and the b end of fork 30 is connected with protection spring 31.Also comprise and be connected on underframe 1 and be located in the locating ring 32 at drain pan 4 center, locating ring 32 is provided with a pole 33 and No. two poles 34, a pole 33 and No. two poles 34 are all positioned at the top of drain pan 4, and drain pan 4 is provided with and matches with a pole 33 and No. two poles 34 and limit a locating piece 35 and No. two locating pieces 36 of drain pan 4 slewing area.When latch hook 2 separates with drain pan 4, the b end of a locating piece 35 and fork 30 is close to the both sides of a pole 33 respectively.Also comprise in arc coaming plate 37, No. two poles 34 of being connected on drain pan 4 and be provided with chute 38, in chute 38, be provided with slide block 39, be provided with between the bottom of slide block 39 and chute 38 and make slide block 39 be adjacent to holddown spring 40 on arc coaming plate 37 on inside wall; Shape coaming plate 37 described in arc is provided with a draw-in groove 41 and No. two draw-in grooves 42 of corresponding slide block 39 two extreme positions respectively.
When upper cover 5 rotates, drain pan 4, limiting plate 12, lower activity template 13, upper activity template 14 rotate with upper cover 5.
Consult Fig. 6, during use, latch hook 2 is inserted the latch hook import 3 on drain pan 4, a end of fork 30 is pushed open by latch hook 2, and the b end of fork 30 removes the rotation path of a pole 33; Rotate clockwise upper cover 5, limiting plate 12 drain pan 4 rotates thereupon, thus latch hook 2 turns enters in the second deep-slotted chip breaker 11, and pin 10 moves on to d end from the c end of the first deep-slotted chip breaker 8; Consult Fig. 2 and Fig. 4, rotational password wheel 19, make password from correctly becoming confusion, fixture block 20 promotes upper activity template 14 simultaneously, pushing block 17 on upper activity template 14 promotes lower activity template 13, thus the block 9 on lower activity template 13 is moved to directly over the first deep-slotted chip breaker 8 outside the first deep-slotted chip breaker 8, thus pin 10 blocks block 9, stops activity template 13 of staying to rotate counterclockwise.Thus chest pins by coded lock.
When opening chest, rotational password wheel 19 makes password correct, the groove 24 of cipher wheel 19 aligns with the first projection 23 of upper activity template 14, back-moving spring 7 promotes lower activity template 13, lower activity template 13 promotes the pushing block 17 on upper activity template 14, first projection 23 sticks in groove 24, block 9 on same activity template 13 at present moves on to the outside of the first deep-slotted chip breaker 8 directly over the first deep-slotted chip breaker 8, then pin 10 has departed from the rotate path of block 9, rotate upper cover 5, latch hook 2 shifts out the second deep-slotted chip breaker 11, thus is opened by chest.
When customs officer opens coded lock with key, key is inserted and rotated lock core 28, thus the second projection 29 promotes block 9, block 9 is moved on to directly over the first deep-slotted chip breaker 8 inner side of the first deep-slotted chip breaker 8, then pin 10 has departed from the rotate path of block 9, rotate upper cover 5, latch hook 2 shifts out the second deep-slotted chip breaker 11, thus is opened by chest.
During change password, when password is correct, push rod 25 aligns with the second draw-in groove 26, is sticked into by push rod 25 in second draw-in groove 26, prevents activity template 14 from moving, and rotates cipher wheel 19 and changes into the numeral oneself wanted; Then make push rod 25 and the second draw-in groove 26 depart from, change of secret code completes.
Adopt latch hook to be connected with bottom in the present invention, drain pan, by after rotation, together with hanging over, is fixed drain pan by adjustment encryption apparatus, thus is pinned chest, compact conformation with latch hook, simple to operate; The internal construction that latch hook does not control with encryption apparatus is connected, and latch hook can not Yin Lali and damage the internal construction of coded lock, improves application life.
The foregoing is only specific embodiments of the invention, but technical characteristic of the present invention is not limited thereto, any those skilled in the art is in the field of the invention, and the change done or modification are all encompassed among the scope of the claims of the present invention.
Claims (10)
1. a coded lock, it is characterized in that: comprise the underframe (1) be connected on casing, be connected in the latch hook (2) on case lid, switching is gone up at underframe (1) and is provided with the drain pan (4) of latch hook import (3), snap onto the upper cover (5) on drain pan (4), be arranged on the activity template (6) of drain pan (4) top, to be arranged between activity template (6) and upper cover (5) and back-moving spring (7) for making activity template (6) reset, be arranged on the upper and encryption apparatus for promoting activity template (6) compression reseting spring (7) of upper cover (5),
Drain pan (4) is provided with the first deep-slotted chip breaker (8), activity template (6) is fixed with block (9), underframe (1) is fixed with for stopping the pin (10) that block (9) rotates, pin (10) is located in the first deep-slotted chip breaker (8); When activity template (6) is in reset position, block (9) is positioned at the outside of the first deep-slotted chip breaker (8); After encryption apparatus promotes activity template (6) compression reseting spring (7), block (9) is positioned at directly over the first deep-slotted chip breaker (8); Described drain pan (4) is provided with and matches and the second deep-slotted chip breaker (11) communicated with latch hook import (3) with latch hook (2).
2. a kind of coded lock according to claim 1, is characterized in that: also comprise the limiting plate (12) being connected in drain pan (4) top; Described activity template comprises the lower activity template (13) being positioned at limiting plate (12) top, the upper activity template (14) being positioned at lower activity template (13) top; Lower activity template (13) is provided with limited block (15), and drain pan (4) is provided with the stopper slot (16) for limiting limited block (15) position; Upper activity template (14) is provided with the pushing block (17) for promoting lower activity template (13); Block (9) is connected on lower activity template (13).
3. a kind of coded lock according to claim 2, it is characterized in that: described encryption apparatus comprises the upper cover axle (18) that three are connected in upper cover (5) bottom surface, every root upper cover axle (18) be arranged with cipher wheel (19) from top to bottom successively, support spring (21) that columniform fixture block (20), lower end are connected with limiting plate (12) upper surface; Upper activity template (14) is provided with the first draw-in groove (22) that three are placed three fixture blocks (20) respectively, be equipped with the first projection (23) in each first draw-in groove (22), each fixture block (20) be equipped with the groove (24) matched with the first projection (23).
4. a kind of coded lock according to claim 3, it is characterized in that: described upper cover (5) is equipped with the push rod (25) for limiting upper activity template (14) position, upper activity template (14) is provided with the second draw-in groove (26) matched with push rod (25).
5. a kind of coded lock according to claim 2, it is characterized in that: also comprise the lock core (28) be arranged between drain pan (4) and upper cover (5), the lower end of lock core (28) is provided with the second projection (29) for block (9) being pushed into the first deep-slotted chip breaker (8) inner side.
6. a kind of coded lock according to claim 2, is characterized in that: described back-moving spring (7) has two, and lower activity template (13) is provided with two push rods (43) be connected with two back-moving springs (7) respectively.
7. a kind of coded lock according to claim 1, it is characterized in that: the upper switching of described drain pan (4) has fork (30), fork (30) distance transit point one end far away is a end, and the nearer one end of fork (30) distance transit point is b end; Drain pan (4) is provided with and makes a of fork (30) hold the protection spring (31) being positioned at latch hook import (3), and the b end of fork (30) is connected with protection spring (31).
8. a kind of coded lock according to claim 7, it is characterized in that: also comprise that to be connected in underframe (1) upper and be located in the locating ring (32) at drain pan (4) center, locating ring (32) is provided with a pole (33) and No. two poles (34), a pole (33) and No. two poles (34) are all positioned at the top of drain pan (4), drain pan (4) is provided with and matches with a pole (33) and No. two poles (34) and limit a locating piece (35) and No. two locating pieces (36) of drain pan (4) slewing area.
9. a kind of coded lock according to claim 8, it is characterized in that: when latch hook (2) separates with drain pan (4), the b end of a locating piece (35) and fork (30) is close to the both sides of a pole (33) respectively.
10. a kind of coded lock according to claim 8 or claim 9, it is characterized in that: also comprise the arc coaming plate (37) be connected on drain pan (4), chute (38) is provided with in No. two poles (34), be provided with slide block (39) in chute (38), be provided with between the bottom of slide block (39) and chute (38) and make slide block (39) be adjacent to the holddown spring (40) on the upper inside wall of arc coaming plate (37); Described arc coaming plate (37) is provided with a draw-in groove (41) and No. two draw-in grooves (42) of corresponding slide block (39) two extreme positions respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510067126.5A CN104695768B (en) | 2015-02-07 | 2015-02-07 | Combination lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510067126.5A CN104695768B (en) | 2015-02-07 | 2015-02-07 | Combination lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104695768A true CN104695768A (en) | 2015-06-10 |
| CN104695768B CN104695768B (en) | 2017-02-22 |
Family
ID=53343278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510067126.5A Expired - Fee Related CN104695768B (en) | 2015-02-07 | 2015-02-07 | Combination lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104695768B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7380427B2 (en) * | 2005-03-17 | 2008-06-03 | Samsonite Corporation | Combination lock with pass-key override |
| CN201896517U (en) * | 2010-10-29 | 2011-07-13 | 江永文 | Sliding plate zipper lock for suitcase |
| CN202866463U (en) * | 2012-08-13 | 2013-04-10 | 陈健全 | Travelling case customs lock |
| CN203654933U (en) * | 2013-12-30 | 2014-06-18 | 温州市派克箱包有限公司 | Zipper lock |
| CN204492365U (en) * | 2015-02-07 | 2015-07-22 | 平湖市正昌锁业有限公司 | A kind of coded lock |
-
2015
- 2015-02-07 CN CN201510067126.5A patent/CN104695768B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7380427B2 (en) * | 2005-03-17 | 2008-06-03 | Samsonite Corporation | Combination lock with pass-key override |
| CN201896517U (en) * | 2010-10-29 | 2011-07-13 | 江永文 | Sliding plate zipper lock for suitcase |
| CN202866463U (en) * | 2012-08-13 | 2013-04-10 | 陈健全 | Travelling case customs lock |
| CN203654933U (en) * | 2013-12-30 | 2014-06-18 | 温州市派克箱包有限公司 | Zipper lock |
| CN204492365U (en) * | 2015-02-07 | 2015-07-22 | 平湖市正昌锁业有限公司 | A kind of coded lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104695768B (en) | 2017-02-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204492365U (en) | A kind of coded lock | |
| US7584635B2 (en) | Multifunctional lock | |
| BRPI0502568A (en) | device and process for wireless LAN association and related products | |
| WO2007127035A3 (en) | System and method for implementing fast reauthentication | |
| JP2022515391A (en) | Combined padlock with anti-picking and decoding mechanism | |
| CN203441214U (en) | Double-latch-hook coded lock | |
| CN104695768A (en) | Combination lock | |
| CN206174651U (en) | Trick lock lock core structure | |
| CN210983439U (en) | Mobile memory | |
| WO2010078172A3 (en) | Optimizing security bits in a media access control (mac) header | |
| CN105239829A (en) | On-off device of electronic door lock | |
| CN203324990U (en) | Encryption mobile hard disk | |
| CN104453402B (en) | A kind of compact coded lock | |
| CN201679300U (en) | Password wheel structure with variable password | |
| TW589847B (en) | Preventing excessive use of security keys in a wireless communications security system | |
| CN205314724U (en) | Padlock and use box of this padlock | |
| CN205330298U (en) | Puzzle lock | |
| CN101824939B (en) | Lock hole sealing password burglar-proof lock | |
| CN102704756A (en) | Rotating-code lock core | |
| CN202530876U (en) | Double-layer anti-theft coded hole lock | |
| CN204715932U (en) | Lock | |
| CN204311854U (en) | A kind of compact coded lock | |
| CN203868467U (en) | Function-variable magnetic valve | |
| CN207212015U (en) | One kind two controls safety lock | |
| CN203856284U (en) | Wrong code set prevention device for coded lock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 314212 the 1 floor of No. 99 democracy section of Guangping Road, Guangchen Town, Pinghu City, Jiaxing, Zhejiang. Patentee after: PINGHU ZHENGCHANG LOCK CO.,LTD. Address before: 314212 99 Guangming Road democracy section, Guangchen Town, Pinghu City, Jiaxing, Zhejiang Patentee before: PINGHU YONGQIANG LOCKS CO.,LTD. |
|
| CP03 | Change of name, title or address | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200423 Address after: No. 58, Minzhu section, Guangping line, Guangchen Town, Pinghu City, Jiaxing City, Zhejiang Province Patentee after: Jiaxing Jingyu lock Co.,Ltd. Address before: Pinghu City, Jiaxing City, Zhejiang province 314212 Guang Chen Zhen Guang road No. 99 Building 1 floor of democracy Patentee before: PINGHU ZHENGCHANG LOCK Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20220207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |