CN102777075A - Clutch plate type anti-theft lock - Google Patents
Clutch plate type anti-theft lock Download PDFInfo
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- CN102777075A CN102777075A CN2012102376994A CN201210237699A CN102777075A CN 102777075 A CN102777075 A CN 102777075A CN 2012102376994 A CN2012102376994 A CN 2012102376994A CN 201210237699 A CN201210237699 A CN 201210237699A CN 102777075 A CN102777075 A CN 102777075A
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Abstract
The invention relates to a clutch plate type anti-theft lock. The clutch plate type anti-theft lock comprises a lock head, a lane changing lock core and a folding key; a locking bar in the lane changing lock core is connected with the lock core through a snap spring and a snap ring groove; horizontal pin tumbler holes are correspondingly arranged in the lock head and the lock core; longitudinal inner pin tumbler holes and lower pin tumblers are correspondingly arranged on the lock head and a lock core sleeve; a clutch plate is arranged at the tail ends of the lock core and the lock core sleeve; the lock core is integrated with the lock core sleeve through the snapping of the clutch plate; a spring line for driving a key sheet is arranged on a transverse passage at the middle part of the lock core; a key sheet hole for containing the key sheet is arranged in the tail end of a key body; and the key sheet can rotate around a pin shaft and is vertical to a big plane of the key body after the key sheet is in place, and can also be stored in the key sheet hole through rotating around the pin shaft. According to the clutch plate type anti-theft lock, the triple anti-theft protection is formed by transverse first-layer and second-layer pin tumblers and longitudinal built-in first-layer and second-layer pin tumblers on the lock body as well as the clutch sheet, so that the clutch plate type anti-theft lock has extremely-strong anti-theft performance.
Description
Technical field
The present invention relates to a kind of theftproof lock, particularly a kind of clutch disc type theftproof lock is the innovation to the traditional mechanical theftproof lock.
Background technology
The various mechanical anti-theft locks that use at present comprise tapered end and lock core, and lock core tightly is placed in the tapered end and is rotatable, and the front end of lock core is the key mouth, and the rear end is connected with the sword iron of unblanking and is used to stir dead bolt and unblanks.In lock core, vertically be provided with key groove hole and laterally be provided with the lock core marble hole that is connected with key groove hole; Tapered end also is provided with tapered end pellet shot from a slingshot hole corresponding to lock core marble hole, and lock core marble hole and the corresponding tapered end pellet shot from a slingshot hole pellet shot from a slingshot hole that partners has many to the pellet shot from a slingshot hole; In every pair of pellet shot from a slingshot hole, place one deck pellet shot from a slingshot and two layers of pellet shot from a slingshot; One deck pellet shot from a slingshot is positioned at lock core marble hole, and two layers of pellet shot from a slingshot rear end are provided with one or two layers of pellet shot from a slingshot of spring roof pressure, and the spring outer end is sealed with sealing with tapered end admittedly.Two layers of pellet shot from a slingshot have an end to be positioned at lock core marble hole under the effect of spring; The other end is positioned at tapered end pellet shot from a slingshot hole; Two layers of pellet shot from a slingshot are across lock core and tapered end, and lock core at this moment can not rotate with respect to tapered end, when key inserts the key groove hole of lock core; With the spoon tooth of the corresponding differing heights in lock core marble hole site each is pushed into outer face, just in time concordant with the lock core marble hole outer face to one deck pellet shot from a slingshot in the pellet shot from a slingshot hole on the key; Simultaneously also make the front end face of two layers of pellet shot from a slingshot just in time concordant with the inner, tapered end pellet shot from a slingshot hole, at this moment key can drive lock core in the tapered end rotation, drives sword iron simultaneously and then stirs dead bolt and unblank.
Above-mentioned lock body structure all is that one or two layers of pellet shot from a slingshot are set in beeline channel, and the technology unlocking difficulty is little, and theftproof is relatively poor.Chinese patent provides a kind of theftproof lock (seeing Chinese patent ZL2012200065784); It is on the basis of above-mentioned one or two layers of pellet shot from a slingshot; At tapered end and the interior longitudinally two layers of pellet shot from a slingshot of lock core cover relative set; The corresponding difficulty that improves technology unlocking, but structurally still have weak point, still need and will further improve.
Summary of the invention
The objective of the invention is to design the good clutch disc type theftproof lock of a kind of theftproof performance, it is through the structure of change lock body and key, thereby increase technology unlocking difficulty improves theftproof performance.
The present invention is through realizing with technical scheme:
A kind of clutch disc type theftproof lock; Comprise tapered end, lane change lock core and folding key; Said lane change lock core comprises lock core, lock core cover, jump ring, sword iron, one deck pellet shot from a slingshot and two layers of pellet shot from a slingshot; Sword iron is connected with the lock core cover with annular groove through jump ring, corresponding horizontal pellet shot from a slingshot hole and pellet shot from a slingshot, placement one deck pellet shot from a slingshot and two layers of pellet shot from a slingshot in every pair of pellet shot from a slingshot hole of being provided with on tapered end and lock core; Tapered end and lock core put corresponding be provided with longitudinally in the pellet shot from a slingshot hole, have more than two pairs in the pellet shot from a slingshot hole, place lower pellet peace pearl in every internally pellet shot from a slingshot hole, be provided with the inner spring roof pressure in flat pearl rear end and put down pearl and lower pellet; It is characterized in that: also comprise tapered end cover 11, clutch-plate 8 and spring wire 13; Tapered end cover 11 14 is fastened on the tapered end 6 through pinning, and tapered end is connected with the tapered end cover and constitutes lock body, and tapered end and tapered end overlap intracavity inter-connection, are with lock core within it in the chamber successively and overlap and lock core;
Clutch-plate 8 is located at the terminal position of lock core and lock core cover, through the clamping of clutch-plate lock core is overlapped to be connected with lock core to be fixed as one, and can in the inner chamber of lock body, rotate with lock core; In lock core and lock core cover, be provided with the interconnection that key groove hole and interior pellet shot from a slingshot hole are connected, interconnection comprises plectrum mouth 907 and drives mouthfuls 701 that the plane is perpendicular greatly in interconnection and the rectangle key groove hole; Said spring wire 13 is located on the interconnection position, lock core middle part, and the key piece position is corresponding when inserting with key, when unblanking the bow teat position of spring wire up or down bullet eject the key piece in the key body;
Described folding key comprises key body 1, spring 4, card pearl 5, key piece 2 and bearing pin 3, is provided with rectangle key film perforation 101 at the key body end, in the key film perforation, places key piece; Longitudinal spring hole 102 is set in key body, and an end of spring eye is positioned at key body, and the other end is connected with the key film perforation; In spring eye, place spring and card pearl, key piece one end is provided with semicircle breach 202, and the other end is provided with arc and presses the pearl face; Bearing pin 3 penetrates the pin-and-hole 103 of key body and the keyhole 201 of key piece; Key body and key piece are sleeved on together, and bearing pin is connected with the key body close-fitting, flexibly connects with key piece; Key piece can rotate around bearing pin, and the big in-plane of direction that key piece stretches out and key body is perpendicular; When unblanking, key piece rotates around bearing pin, and the back that puts in place, key piece are perpendicular to the big face of key body; After key took out lock core, under the spring force effect, pearl was pressed in the semicircle breach of key piece card; Key piece automatically resets, and is hidden in the rectangle key film perforation in the key body.Described clutch-plate 8 is rounded laminar, on a face, is provided with short muscle 802, and another face is provided with long muscle 801, through long muscle snap in the slotted hole 902 of lock core cover, short muscle snaps in the groove 703 of lock core, thereby lock core overlapped to be connected with lock core to be fixed together.
Described spring wire 13 places in the line groove hole 702 at lock core middle part, and it is corresponding to lock core cover plectrum mouth position, when key inserts lock core, and the bow teat position of spring wire key piece in the key film perforation.
The sheet number of described key piece is at least more than a slice, and key piece stretches out direction up or down and the big plane of key body is perpendicular.
Described clutch-plate replaces with pin 803, through pin lock core is connected with the lock core cover to be fixed together.
Described spring wire replaces with the lock core mold insert, and after key inserted lock core, vertical direction ejected and unblanks along the big plane of key body with key through the lock core mold insert.
Beneficial effect of the present invention:
Be provided with a heavily maintenance that cooperatively interacts of one deck pellet shot from a slingshot and two layers of pellet shot from a slingshot between tapered end of the present invention and lock core; The two-fold protection that matches with one deck pellet shot from a slingshot in the lock core inner room is provided with and interior two layers of pellet shot from a slingshot at tapered end; Adopt clutch-plate in lock core and being connected of lock core cover, clutch-plate can prevent the triple protection of violence picking lock, adopts the unique folding key of structure simultaneously; Therefore adopt the theftproof performance of theftproof lock of the present invention greatly to improve, can prevent that the master key of Any shape from unblanking and the violence picking lock.
Description of drawings
Fig. 1 is a lock body exploded view of the present invention;
Fig. 2 is an assembling drawing of the present invention;
Fig. 3 is the sketch map of unblanking;
Fig. 4 is lock body structure (pin connects a lock core and lock core cover) diagram;
Fig. 5 decomposes (pin connects lock core and lock core cover) diagram for lock body;
Fig. 6 is (the core mold insert with lock) diagram of unblanking;
Fig. 7 is Key structure (three a key pieces) diagram;
Fig. 8 decomposes (three key pieces) figure for key;
Fig. 9 decomposes (two key pieces) figure for key;
Figure 10 is Key structure (two a key pieces) diagram.
The specific embodiment
The contrast accompanying drawing specifies its structure.
In Fig. 1-3; The lock body of this theftproof lock comprises tapered end 6, lock core 7, clutch-plate 8, lock core cover 9, jump ring 10, tapered end cover 11, sword iron 12, spring wire 13, pin 14, lower pellet 15, lower pellet 16, flat pearl 17 and spring 18; During assembling the cylindrical 905 of lock core 9 is inserted in the endoporus 1101 of tapered end cover 11; The card arm 1201 of sword iron 12 is put into the slotted hole 902 of lock core cover; Jump ring 10 is snapped in the cannelure 904 of lock core cover, the salient point 1001 of jump ring 10 snaps in the breach 1202 of sword iron, and lock core cover, tapered end cover, jump ring and sword iron are formed one; Clutch-plate 8 is packed in the endoporus 901 of lock core cover, and the long muscle 801 of clutch-plate snaps in the slotted hole 902 of lock core cover, lacks the groove 703 that muscle 802 snaps in lock core; Spring wire 13 places the line groove hole 702 of lock core; It is corresponding to a lock core cover plectrum mouth 907 and driving mouthful 701 formation interconnections; Clutch-plate, lock core and spring wire three are inserted in the endoporus 901 of core, lower pellet 15, lower pellet 16 are inserted in the pellet shot from a slingshot hole 903 of lock core cover again; Spring 18 peaceful pearls 17 are put into the circular hole 603 of tapered end; The assembly of the lock core that installs, clutch-plate, lock core cover, jump ring, tapered end cover, sword iron, spring wire and lower pellet is inserted in the endoporus 601 and endoporus 602 of tapered end; Flat pearl is alignd with lower pellet; Through pin 14 pass pin-and-hole 604 and the tapered end cover of tapered end cross-drilled hole 1103, tapered end and tapered end cover are fixed together, through clutch-plate 8 lock core and lock core cover are linked together.
In Fig. 7-10; Key is made up of key body 1, key piece 2, bearing pin 3, spring 4 and card pearl 5, with spring 4 with block pack into the spring eye 102 of key body 1 of pearl 5, the key piece 2 key film perforation 101 of packing into; Bearing pin 3 penetrates the pin-and-hole 103 of key body and the film perforation 201 of key piece; The key body key piece is sleeved on together, and bearing pin is connected with the key body close-fitting, is connected with the key piece movable axis.Key piece rotates around bearing pin when unblanking, and the two big faces of back key piece perpendicular to key body put in place; Under the elastic force effect of spring, the card pearl is pressed in the half round cut 202 of key piece end behind the key taking-up lock core, and key piece automatically resets, and is hidden in the rectangle key film perforation 101 of key.
The present invention locks the procedure declaration of unblanking
In Fig. 3, folding key pushes in the lock core after one section, and spring wire 13 promotes key pieces 2; Make it carry out the axle rotation along bearing pin 3; Continue to push key, key piece continues to put in place along the bearing pin rotation under the effect of the plectrum mouth of lock core; The breach face compression of key piece is pellet shot from a slingshot 15 and following pellet shot from a slingshot 16 down, thereby rotary locking cylinder is unblanked; Under the little situation of key unlocking dynamics, clutch-plate 8 combines lock core and lock core cover and unblanks; When advancing violence when unblanking, the effect that lock core is enclosed within flat pearl 17 can not be rotated down and unblanked, if violence twisting lock core, then clutch-plate 8 can elastic deformations, lock core dallies, thereby prevention is locked and do not beaten by violence; After brute force disappeared, normal function of use was recovered in clutch-plate engaging location.
Otherwise; In the process that outwards pulls key; Key piece 2 presses the pearl faces under the plectrum mouth arc surface effect of lock core 7, gets back in the keyhole sheet 101 of key body around bearing pin 3 rotations, and under the elastic force effect of spring 4, card pearl 5 snaps in the half round cut 202 of key piece 2 (seeing Fig. 7, shown in Figure 8); Key piece automatically resets, and is hidden in the rectangle key film perforation 101 of key body.
The difference of present embodiment and embodiment 1 is to stir with the replacement of lock core mold insert the spring wire (seeing shown in Figure 6) of key piece; The cylindrical of lock core is inserted in the endoporus that lock core overlaps, and lock core mold insert 1301 places the terminal slotted eye of lock core, is with spring 1303 on the boss of lock core mold insert; Under the elastic force effect of spring; The lower tip part roof pressure of lock core mold insert inserts key piece 2 in the lock core key body, make key piece along bearing pin rotate to the big plane of key vertical direction on, thereby unblank.The annexation of present embodiment 3 remaining parts is with reference to embodiment 1.
Claims (6)
1. clutch disc type theftproof lock; Comprise tapered end, lane change lock core and folding key; Said lane change lock core comprises lock core, lock core cover, jump ring, sword iron, one deck pellet shot from a slingshot and two layers of pellet shot from a slingshot; Sword iron is connected with the lock core cover with annular groove through jump ring, corresponding horizontal pellet shot from a slingshot hole and pellet shot from a slingshot, placement one deck pellet shot from a slingshot and two layers of pellet shot from a slingshot in every pair of pellet shot from a slingshot hole of being provided with on tapered end and lock core; Tapered end and lock core put corresponding be provided with longitudinally in the pellet shot from a slingshot hole, have more than two pairs in the pellet shot from a slingshot hole, place lower pellet peace pearl in every internally pellet shot from a slingshot hole, be provided with the inner spring roof pressure in flat pearl rear end and put down pearl and lower pellet; It is characterized in that: also comprise tapered end cover (11), clutch-plate (8) and spring wire (13); Tapered end cover (11) is fastened on the tapered end (6) through pin (14), and tapered end is connected the formation lock body with the tapered end cover, and tapered end and tapered end cover intracavity inter-connection are with lock core cover and lock core within it successively in the chamber;
Clutch-plate (8) is located at the terminal position of lock core and lock core cover, through the clamping of clutch-plate lock core is overlapped to be connected with lock core to be fixed as one, and can in the inner chamber of lock body, rotate with lock core; In lock core and lock core cover, be provided with the interconnection that key groove hole and interior pellet shot from a slingshot hole are connected, interconnection comprises plectrum mouth (907) and drives mouthful (701), in interconnection and the rectangle key groove hole than the plane is perpendicular greatly; Said spring wire (13) is located on the interconnection position, lock core middle part, and the key piece position is corresponding when inserting with key, when unblanking the bow teat position of spring wire up or down bullet eject the key piece in the key body;
Described folding key comprises key body (1), spring (4), card pearl (5), key piece (2) and bearing pin (3), is provided with rectangle key film perforation (101) at the key body end, in the key film perforation, places key piece; Longitudinal spring hole (102) is set in key body, and an end of spring eye is positioned at key body, and the other end is connected with the key film perforation; In spring eye, place spring and card pearl, key piece one end is provided with semicircle breach (202), and the other end is provided with arc and presses the pearl face; Bearing pin (3) penetrates the pin-and-hole (103) of key body and the keyhole (201) of key piece; Key body and key piece are sleeved on together, and bearing pin is connected with the key body close-fitting, flexibly connects with key piece; Key piece can rotate around bearing pin, and the big in-plane of direction that key piece stretches out and key body is perpendicular; When unblanking, key piece rotates around bearing pin, and the back that puts in place, key piece are perpendicular to the big face of key body; After key took out lock core, under the spring force effect, pearl was pressed in the semicircle breach of key piece card; Key piece automatically resets, and is hidden in the rectangle key film perforation in the key body.
2. clutch disc type theftproof lock according to claim 1; It is characterized in that described clutch-plate (8) is rounded laminar; On a face, be provided with short muscle (802); Another face is provided with long muscle (801), through long muscle snap in the slotted hole (902) of lock core cover, short muscle snaps in the groove (703) of lock core, thereby lock core overlapped to be connected with lock core to be fixed together.
3. clutch disc type theftproof lock according to claim 1; The described spring wire of its characteristic (13) places in the line groove hole (702) at lock core middle part; It is corresponding to lock core cover plectrum mouth position, when key inserts lock core, and the bow teat position of spring wire key piece in the key film perforation.
4. clutch disc type theftproof lock according to claim 1 is characterized in that the sheet number of described key piece is at least more than a slice, and key piece stretches out direction up or down and the big plane of key body is perpendicular.
5. clutch disc type theftproof lock according to claim 1 is characterized in that described clutch-plate replaces with pin (803), through pin lock core is connected with the lock core cover to be fixed together.
6. clutch disc type theftproof lock according to claim 1 is characterized in that described spring wire replaces with the lock core mold insert, and after key inserted lock core, vertical direction ejected and unblanks along the big plane of key body with key through the lock core mold insert.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210237699.4A CN102777075B (en) | 2012-07-10 | 2012-07-10 | Clutch plate type anti-theft lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210237699.4A CN102777075B (en) | 2012-07-10 | 2012-07-10 | Clutch plate type anti-theft lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102777075A true CN102777075A (en) | 2012-11-14 |
| CN102777075B CN102777075B (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210237699.4A Active CN102777075B (en) | 2012-07-10 | 2012-07-10 | Clutch plate type anti-theft lock |
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| CN (1) | CN102777075B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104453388A (en) * | 2014-12-11 | 2015-03-25 | 广东炬森五金精密制造有限公司 | Idle pickproof flat tumbler cylinder |
| CN104481208A (en) * | 2014-12-05 | 2015-04-01 | 杨凯乐 | Mechanical lock with triple theft prevention function |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000225922A (en) * | 1999-02-02 | 2000-08-15 | Tokai Rika Co Ltd | Steering lock device |
| CN201474399U (en) * | 2009-05-04 | 2010-05-19 | 刘莉 | Anti-theft coded pin tumbler lock and key matching with same |
| CN201649809U (en) * | 2010-04-29 | 2010-11-24 | 上海摩的露可锁具制造厂 | Anti-theft lock |
| CN202788244U (en) * | 2012-07-10 | 2013-03-13 | 戚志 | Clutch piece type antitheft lock |
-
2012
- 2012-07-10 CN CN201210237699.4A patent/CN102777075B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000225922A (en) * | 1999-02-02 | 2000-08-15 | Tokai Rika Co Ltd | Steering lock device |
| CN201474399U (en) * | 2009-05-04 | 2010-05-19 | 刘莉 | Anti-theft coded pin tumbler lock and key matching with same |
| CN201649809U (en) * | 2010-04-29 | 2010-11-24 | 上海摩的露可锁具制造厂 | Anti-theft lock |
| CN202788244U (en) * | 2012-07-10 | 2013-03-13 | 戚志 | Clutch piece type antitheft lock |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104481208A (en) * | 2014-12-05 | 2015-04-01 | 杨凯乐 | Mechanical lock with triple theft prevention function |
| CN104453388A (en) * | 2014-12-11 | 2015-03-25 | 广东炬森五金精密制造有限公司 | Idle pickproof flat tumbler cylinder |
| CN104453388B (en) * | 2014-12-11 | 2017-01-18 | 广东炬森五金精密制造有限公司 | Idle pickproof flat tumbler cylinder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102777075B (en) | 2015-05-13 |
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Effective date of registration: 20150415 Address after: 528322, block 1-1-2, west of Port Road, Leliu Chung Chung Village, Shunde District, Foshan, Guangdong Applicant after: GUANGDONG JUSEN HARDWARE PRECISION MANUFACTURING Co.,Ltd. Address before: Haizhuqu District Chigang road Guangzhou city Guangdong province 510300 No. 239 room 902 Applicant before: Qi Zhi |
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Address after: No. 2 Huishang East Road, Jiangcun Village, Leliu Street, Shunde District, Foshan City, Guangdong Province, 528000 Patentee after: Guangdong Jusen Precision Technology Co.,Ltd. Address before: 528322 plot 1-1-2 west of Gangkou Road, Leliu Zhongyong village, Shunde District, Foshan City, Guangdong Province Patentee before: GUANGDONG JUSEN HARDWARE PRECISION MANUFACTURING Co.,Ltd. |
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