CN101994426A - Coaxial twin-core removable hole anti-theft lock and unlocking key - Google Patents
Coaxial twin-core removable hole anti-theft lock and unlocking key Download PDFInfo
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- CN101994426A CN101994426A CN2010105656288A CN201010565628A CN101994426A CN 101994426 A CN101994426 A CN 101994426A CN 2010105656288 A CN2010105656288 A CN 2010105656288A CN 201010565628 A CN201010565628 A CN 201010565628A CN 101994426 A CN101994426 A CN 101994426A
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- plate
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- 239000004579 marble Substances 0.000 claims abstract description 3
- 239000008188 pellet Substances 0.000 claims description 38
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 claims description 4
- 230000007306 turnover Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The invention discloses a coaxial twin-core removable hole anti-theft lock and an unlocking key. The anti-theft lock comprises a lock sleeve, a lock core, a bolt [4] and a rotating button [6], wherein the lock core is divided into two sections, namely a front lock core [10] and a back lock core [7]; the back end face of the front lock core is provided with an arc lug [9] of which the outer cambered surface is an involute surface, and the middle part is provided with a shifting block [8] which is extended out of the outer cambered surface; the front end face of the back lock core [7] is provided with an inward concave hole; the shifting block [8] of the front lock core [10] is extended into the hole and can be rotated freely; the inner wall of the hole is provided with a lug boss [19] extending inward; and a position, corresponding to the lock sleeve, on the lug boss [19] is provided with a thick marble [11]. The coaxial twin-core removable hole anti-theft lock has high anti-theft performance, and can effectively prevent technical unlocking.
Description
Technical field
The present invention relates to the key of theftproof lock and unlatching theftproof lock.
Background technology
Mechanical lock is a kind of life appliance commonly used.The kind of mechanical lock is very extensive, but the quality of theftproof performance is important quality index of mechanical lock.The mechanical lock of traditional structure cooperates with pellet shot from a slingshot in the lock core by key, and lock core and lock tube can be relatively rotated, and drives the tongue switching trip by lock core again and realizes unblanking and locking.But the lockset anti-theft feature of said structure is poor, as long as apply certain button square to lock core, depresses pellet shot from a slingshot with special instrument again, can realize unblanking.For solving the problem of mechanical lock anti-theft feature difference, people have done a large amount of research, China Patent No. is that the patent documentation of CN2005201132358 discloses a kind of coaxial multicore theftproof lock, it is that lock core is divided into multistage, make improperly when unblanking to apply the button square,, the button square can not inwardly be transmitted because the multistage lock core does not link to each other to lock core, simultaneously on the multistage lock core, be provided with self-locking mechanism, thereby realize antitheft purpose.Publication number is the disclosed L shaped keyhole pellet shot from a slingshot machinery lock of the Chinese patent literature of CN1080351A, it is to utilize lockhole inner space little cooperation tip pellet shot from a slingshot not stay move place for the lock core inner chamber, making master key or special instrument be difficult to enter lock core can't work, thereby reaches antitheft purpose.Above-mentioned various lock anti-theft feature still remains further to be proposed high.
Summary of the invention
Purpose of the present invention just provides the good theftproof lock of a kind of theftproof performance and opens the key of this theftproof lock.
The technical scheme that theftproof lock of the present invention adopts is: coaxial twin-core moves the hole theftproof lock, it comprises lock tube, lock core, dead bolt and ratchet knob, lock tube is provided with through hole, lock core, dead bolt is positioned at the through hole of lock tube, the central authorities of dead bolt are provided with square hole, be provided with the commentaries on classics bar in the square hole, changeing bar connects with lock core rear end face and ratchet knob respectively, it is characterized in that described lock core is divided into two sections, be respectively preceding lock core, the rear lock core arranged side by side with preceding lock pin coaxial, the central authorities of preceding lock core and rear lock core are provided with the lockhole for the key turnover, are respectively equipped with the some groups of pellets shot from a slingshot that cooperate unlatching with key on described lock tube and preceding lock core and the rear lock core; The rear end face of lock core is provided with the arc bump of protrusion before described, and the extrados of projection is an involute surface, and the middle part of extrados is provided with the shifting block that stretches out extrados; The front end face of described rear lock core is provided with the hole that inwardly concaves, the shifting block of preceding lock core stretches in the hole, and can freely rotate, the inwall of hole is provided with the boss that inwardly stretches into, and is provided with thick pellet shot from a slingshot with the lock tube correspondence position on the boss, and boss is stretched out in thick pellet shot from a slingshot lower end, when lock core rotates before making, the involute surface of projection pushes thick pellet shot from a slingshot and rises, and shifting block extruding boss side surfaces, drives rear lock core and rotates; Described commentaries on classics bar comprises the cylindrical piece and the lath that be vertically connected on cylindrical piece end face on suitable with the lock tube through hole, lath is positioned at square hole of lock tongue and can drives dead bolt and rotates, the cylindrical piece other end is provided with the square groove that inserts for key, after making that key end is inserted square groove, dead bolt is linked as with changeing bar, and unblanks by changeing the rotation of bar driving dead bolt.
For increasing theftproof performance, the diameter of described thick pellet shot from a slingshot is greater than the diameter of preceding lock core and rear lock core pellet shot from a slingshot.
The present invention opens the key that above-mentioned coaxial twin-core moves the hole theftproof lock, it comprises handle, rotating shaft, preceding spoon plate, back spoon plate and plate, the handle horizontal direction is provided with the through hole suitable with the rotating shaft diameter, and the front end of rotating shaft is positioned at through hole, and can rotate in through hole; The spoon plate is fixed in the end face of handle before described, the bar shaped direction is consistent with shaft centerline, the lock core marble rising made preceding lock core make hole in relative rotation with lock tube before the plate face of preceding spoon plate was provided with several extruding, the spoon plate is fixed on the rear end of rotating shaft after described, and the plate face of back spoon plate is provided with several extruding rear lock core pellets shot from a slingshot risings makes rear lock core make hole in relative rotation with lock tube; The handle vertical direction is provided with several installing holes that is connected with the through hole of horizontal direction, be provided with the spring of compression leg and extruding compression leg in the installing hole, the installing hole correspondence position that is positioned in the rotating shaft of through hole is provided with pothole, make when compression leg squeezes in the pothole before spoon plate plate face be located along the same line with a back spoon plate plate face hole center line; Described plate is fixed in the rotating shaft front end, and makes key insertion lockhole built-in inserted plate be positioned at rear lock core and the square groove that changes on the bar, makes rear lock core be linked as rotation with square groove; Rotating shaft, preceding spoon plate and back spoon plate and lockhole are suitable.
The key of above-mentioned theftproof lock and unlatching is to use like this, before preparation is unblanked, the rotating shaft of key is inserted in the through hole of handle, compression leg will be squeezed in the pothole, make rotating shaft obtain the location, again key is inserted in the lockhole, pellet shot from a slingshot before the preceding spoon plate of key and back spoon plate make by the hole on the plate face on lock core and the rear lock core rises, solve the locking of pellet shot from a slingshot to preceding lock core and rear lock core, lock core will rotate together with key before this moment, but rear lock core is owing to also have the boss pellet shot from a slingshot that rear lock core still is in the lock state.Continuation is rotated to key handle, and preceding spoon plate rotates just thereupon, and back spoon plate and rotating shaft will overcome compression leg on the handle to the moment of rotating shaft under the extruding of rear lock core pellet shot from a slingshot, rotating shaft is rotated in the handle through hole, keep static.Along with the rotation of handle, the arc bump on the preceding lock core will push the thick pellet shot from a slingshot in the boss, and thick pellet shot from a slingshot is risen, and function unlocks.Simultaneously, the shifting block on the arc bump begins to push the boss side surfaces on the rear lock core, drives rear lock core and rotates with handle, and the rotation of rear lock core drives dead bolt and rotates, and realizes unblanking.
The invention has the beneficial effects as follows: process complexity because the present invention unblanks, the function of existing standard machinery cylinder lock set, also increase thick pellet shot from a slingshot simultaneously, therefore the unlatching of whole lock core, be that a spoon plate insertion rear lock core rotates to same direction behind the key simultaneously, just can finish unlatching by before the key spoon of moving preceding lock core of strip, the back spoon plate of key only plays pellet shot from a slingshot playback effect between rear lock core and the lock tube in rear lock core.Only after rotating, preceding lock core just can make it to open, therefore anti-theft feature strengthens greatly, lock core of the present invention is divided into disjunct preceding lock core and rear lock core, therefore during skilled unlocking, add torque for preceding lock core, when current lock core turns an angle and open stealthy thick pellet shot from a slingshot, lock core has blocked the lockhole of rear lock core before making, can't make the pellet shot from a slingshot playback of rear lock core, therefore take precautions against skilled unlocking effectively.Key structure complexity of the present invention is difficult to duplicate, and has also strengthened anti-theft feature greatly.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is a sectional view of the present invention.
Fig. 3 is a key decomposing schematic representation of the present invention.
Lock core schematic perspective view before Fig. 4.
The A of Fig. 5 Fig. 4 is to diagrammatic sketch.
Fig. 6 is the rear lock core stereogram.
Fig. 7 is the left view of Fig. 6.
Fig. 8 is for changeing the bar schematic diagram.
Fig. 9 is the left view of Fig. 8.
Among the figure, 1, handle, 2, pellet shot from a slingshot, 3, lock tube, 4, dead bolt, 5, change bar, 6, ratchet knob, 7, rear lock core, 8, shifting block, 9, projection, 10, preceding lock core, 11, thick pellet shot from a slingshot, 12, rotating shaft, 13, installing hole, 14, preceding spoon plate, 15, back spoon plate, 16, through hole, 17, plate, 18, lockhole, 19, boss, 20, square groove, 21, cylindrical piece, 22, lath, 23, spring, 24, compression leg, 25, pothole.
The specific embodiment
Following structure description of drawings describes in further detail the present invention.
Coaxial twin-core moves the hole theftproof lock, as shown in Figure 1 and Figure 2, it comprises lock tube 3, lock core, dead bolt 4 and ratchet knob 6, lock tube 3 is provided with through hole, lock core, dead bolt 4 are positioned at the through hole of lock tube 3, the central authorities of dead bolt 4 are provided with square hole, and being provided with in the square hole changes bar 5, change bar 5 and connect with lock core rear end face and ratchet knob 6 respectively.
As shown in Figure 1 and Figure 2, lock core is divided into two sections, lock core 10 before being respectively, with preceding lock core 10 coaxial rear lock cores arranged side by side 7, the central authorities of preceding lock core 10 and rear lock core 7 are provided with the lockhole 18 for key turnover, are respectively equipped with four groups of pellets shot from a slingshot 2 that cooperate unlatching with key on lock tube 3 and preceding lock core 10 and the rear lock core 7.
As Fig. 4, shown in Figure 5, the rear end face of preceding lock core 10 is provided with the arc bump 9 of protrusion, and the extrados of projection 9 is an involute surface, and the middle part of extrados is provided with the shifting block 8 that stretches out extrados, and periphery is provided with the aperture that pellet shot from a slingshot 2 stretches into.
As Fig. 6, shown in Figure 7, the front end face of rear lock core 7 is provided with the hole that inwardly concaves, the shifting block 8 of preceding lock core 10 stretches in the hole, and can freely rotate, the inwall of hole is provided with the boss 19 that inwardly stretches into, be provided with thick pellet shot from a slingshot 11 with the lock tube correspondence position on the boss 19, the diameter of thick pellet shot from a slingshot 11 is greater than the diameter of preceding lock core and rear lock core pellet shot from a slingshot 2.Boss 19 is stretched out in thick pellet shot from a slingshot 11 lower ends, and when lock core 10 rotated before making, the involute surface of projection 19 pushed thick pellet shot from a slingshot 11 and rises, and shifting block 8 extruding boss 19 sides, drives rear lock core 7 and rotates.
As Fig. 8, shown in Figure 9, change bar 5 and comprise the cylindrical piece 21 and the lath 22 that be vertically connected on cylindrical piece 21 end faces on suitable with the lock tube through hole, lath 22 is positioned at dead bolt 4 square holes and can drives dead bolt 4 and rotates, cylindrical piece 21 other ends are provided with the square groove 20 that inserts for key, after making that key end is inserted square groove 20, dead bolt 4] change bar 5 and be linked as together, and drive dead bolts 4 and rotate and unblank by changeing bar 5.
Open the key that above-mentioned coaxial twin-core moves the hole theftproof lock, as shown in Figure 3, it comprises handle 1, rotating shaft 12, preceding spoon plate 14, back spoon plate 15 and plate 17, handle 1 horizontal direction is provided with and the suitable through hole of rotating shaft 12 diameter, the front end of rotating shaft 12 is positioned at through hole, and can rotate in through hole; Preceding spoon plate 14 is fixed in the end face of handle 1, the bar shaped direction is consistent with rotating shaft 12 center lines, the plate face of preceding spoon plate 14 is provided with if four preceding lock core marbles of extruding rise makes preceding lock core 10 make hole in relative rotation with lock tube 3, spoon plate 15 in back is fixed on the rear end of rotating shaft 12, and the plate face of back spoon plate 15 is provided with four extruding rear lock core 7 pellets shot from a slingshot and rises and makes rear lock core 7 make hole in relative rotation with lock tube 3; Handle 1 vertical direction is provided with two installing holes 13 that are connected with the through hole of horizontal direction, be provided with the spring 23 of compression leg 24 and extruding compression leg in the installing hole 13, the installing hole correspondence position that is positioned in the rotating shaft 12 of through hole is provided with pothole 25, make when compression leg 24 squeezes in the pothole 25 that preceding spoon plate 14 plate faces are located along the same line with back spoon plate 15 plate face hole center lines; Plate 17 is fixed in rotating shaft 12 front ends, and makes key insertion lockhole 18 built-in inserted plates 17 be positioned at rear lock core 7 and the square groove 20 that changes on the bar 5, makes rear lock core 7 be linked as rotation with square groove 20; Rotating shaft 12, preceding spoon plate 14 and back spoon plate 15 are suitable with lockhole 18.
Claims (3)
1. coaxial twin-core moves the hole theftproof lock, it comprises lock tube [3], lock core, dead bolt [4] and ratchet knob [6], lock tube [3] is provided with through hole, lock core, dead bolt [4] is positioned at the through hole of lock tube [3], the central authorities of dead bolt [4] are provided with square hole, being provided with in the square hole changes bar [5], changeing bar [5] connects with lock core rear end face and ratchet knob [6] respectively, it is characterized in that described lock core is divided into two sections, be respectively preceding lock core [10], with the coaxial rear lock core arranged side by side of preceding lock core [10] [7], the central authorities of preceding lock core [10] and rear lock core [7] are provided with the lockhole [18] for the key turnover, are respectively equipped with the some groups of pellets shot from a slingshot [2] that cooperate unlatching with key on described lock tube [3] and preceding lock core [10] and the rear lock core [7]; The rear end face of lock core [10] is provided with the arc bump [9] of protrusion before described, and the extrados of projection [9] is an involute surface, and the middle part of extrados is provided with the shifting block [8] that stretches out extrados; The front end face of described rear lock core [7] is provided with the hole that inwardly concaves, the shifting block [8] of preceding lock core [10] stretches in the hole, and can freely rotate, the inwall of hole is provided with the boss [19] that inwardly stretches into, and boss [19] is gone up and the lock tube correspondence position is provided with thick pellet shot from a slingshot [11], and boss [19] is stretched out in thick pellet shot from a slingshot [11] lower end, when lock core [10] rotates before making, the involute surface of projection [19] pushes thick pellet shot from a slingshot [11] and rises, and shifting block [8] extruding boss [19] side, drives rear lock core [7] and rotates; Described commentaries on classics bar [5] comprises with the suitable cylindrical piece [21] of lock tube through hole and is vertically connected on lath [22] on cylindrical piece [21] end face, lath [22] is positioned at dead bolt [4] square hole and can drives dead bolt [4] and rotates, cylindrical piece [21] other end is provided with the square groove [20] that inserts for key, after making that key end is inserted square groove [20], dead bolt [4] is linked as with changeing bar [5], and unblanks by changeing bar [5] driving dead bolt [4] rotation.
2. coaxial twin-core according to claim 1 moves the hole theftproof lock, it is characterized in that the diameter of the diameter of described thick pellet shot from a slingshot [11] greater than preceding lock core and rear lock core pellet shot from a slingshot [2].
3. open the key that coaxial twin-core as claimed in claim 1 moves the hole theftproof lock for one kind, it is characterized in that it comprises handle [1], rotating shaft [12], preceding spoon plate [14], back spoon plate [15] and plate [17], handle [1] horizontal direction is provided with and the suitable through hole of rotating shaft [12] diameter, the front end of rotating shaft [12] is positioned at through hole, and can rotate in through hole; Spoon plate [14] is fixed in the end face of handle [1] before described, the bar shaped direction is consistent with rotating shaft [12] center line, the lock core marble rising made preceding lock core [10] make hole in relative rotation with lock tube [3] before the plate face of preceding spoon plate [14] was provided with several extruding, spoon plate [15] is fixed on the rear end of rotating shaft [12] after described, and the plate face of back spoon plate [15] is provided with several extruding rear lock core [7] pellets shot from a slingshot risings makes rear lock core [7] make hole in relative rotation with lock tube [3]; Handle [1] vertical direction is provided with several installing holes [13] that is connected with the through hole of horizontal direction, be provided with the spring [23] of compression leg [24] and extruding compression leg in the installing hole [13], the installing hole correspondence position that is positioned in the rotating shaft [12] of through hole is provided with pothole [25], make compression leg [24] squeeze into pothole [25] when interior before spoon plate [14] plate face be located along the same line with spoon plate [15] plate face hole, a back center line; Described plate [17] is fixed in rotating shaft [12] front end, and makes key insertion lockhole [18] built-in inserted plate [17] be positioned at rear lock core [7] and the square groove [20] that changes on the bar [5], makes rear lock core [7] be linked as rotation with square groove [20]; Rotating shaft [12], preceding spoon plate [14] and back spoon plate [15] are suitable with lockhole [18].
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010565628.8A CN101994426B (en) | 2010-11-29 | 2010-11-29 | Coaxial twin-core removable hole anti-theft lock and unlocking key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010565628.8A CN101994426B (en) | 2010-11-29 | 2010-11-29 | Coaxial twin-core removable hole anti-theft lock and unlocking key |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101994426A true CN101994426A (en) | 2011-03-30 |
| CN101994426B CN101994426B (en) | 2015-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010565628.8A Expired - Fee Related CN101994426B (en) | 2010-11-29 | 2010-11-29 | Coaxial twin-core removable hole anti-theft lock and unlocking key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101994426B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230340A (en) * | 2011-05-25 | 2011-11-02 | 汤学年 | Coaxial dual-core anti-theft lock and key to same |
| CN102644414A (en) * | 2012-05-16 | 2012-08-22 | 张与均 | Tri-safety idle lock |
| CN103306544A (en) * | 2013-06-28 | 2013-09-18 | 梁莫忠 | Anti-theft lock capable of preventing from being pried and poked |
| CN103615156A (en) * | 2013-11-25 | 2014-03-05 | 嘉兴市旭锐商贸有限公司 | Antitheft lock |
| CN103670022A (en) * | 2012-09-16 | 2014-03-26 | 廖挺挺 | Square-shaped overlapped rabbeted lock cylinder |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080351A (en) * | 1992-06-17 | 1994-01-05 | 宋先贵 | L shaped keyhole anti-theft cylinder lock tool |
| US20060010945A1 (en) * | 2004-07-13 | 2006-01-19 | Herdman Rodrick A | Programmable lock with temporary access key |
| CN2804293Y (en) * | 2005-07-14 | 2006-08-09 | 汤学年 | Coaxial multi-barrel antitheft lock |
| CN201874329U (en) * | 2010-11-29 | 2011-06-22 | 汤学年 | Coaxial double-core aperture migration anti-theft lock and key for unlocking anti-theft lock |
-
2010
- 2010-11-29 CN CN201010565628.8A patent/CN101994426B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080351A (en) * | 1992-06-17 | 1994-01-05 | 宋先贵 | L shaped keyhole anti-theft cylinder lock tool |
| US20060010945A1 (en) * | 2004-07-13 | 2006-01-19 | Herdman Rodrick A | Programmable lock with temporary access key |
| CN2804293Y (en) * | 2005-07-14 | 2006-08-09 | 汤学年 | Coaxial multi-barrel antitheft lock |
| CN201874329U (en) * | 2010-11-29 | 2011-06-22 | 汤学年 | Coaxial double-core aperture migration anti-theft lock and key for unlocking anti-theft lock |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230340A (en) * | 2011-05-25 | 2011-11-02 | 汤学年 | Coaxial dual-core anti-theft lock and key to same |
| CN102644414A (en) * | 2012-05-16 | 2012-08-22 | 张与均 | Tri-safety idle lock |
| CN102644414B (en) * | 2012-05-16 | 2015-01-14 | 张与均 | Tri-safety idle lock |
| CN103670022A (en) * | 2012-09-16 | 2014-03-26 | 廖挺挺 | Square-shaped overlapped rabbeted lock cylinder |
| CN103306544A (en) * | 2013-06-28 | 2013-09-18 | 梁莫忠 | Anti-theft lock capable of preventing from being pried and poked |
| CN103306544B (en) * | 2013-06-28 | 2015-05-06 | 梁莫忠 | Anti-theft lock capable of preventing from being pried and poked |
| CN103615156A (en) * | 2013-11-25 | 2014-03-05 | 嘉兴市旭锐商贸有限公司 | Antitheft lock |
| CN103615156B (en) * | 2013-11-25 | 2016-05-18 | 嘉兴市旭锐商贸有限公司 | A kind of theftproof lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101994426B (en) | 2015-03-18 |
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Inventor after: You Wanghai Inventor before: Tang Xuenian |
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Effective date of registration: 20171124 Address after: Group 21, 538000 the Guangxi Zhuang Autonomous Region Dongxing city jiangpingzhen million tail village 22 groups and 23 groups of Interchange Patentee after: DONGXING HONGSHENG INDUSTRIAL CO., LTD. Address before: 244000 No. 203, leaf village, lion mountain village, Tongling, Tongling, Anhui Patentee before: Tang Xuenian |
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Granted publication date: 20150318 Termination date: 20181129 |