CN103243986B - Idle electronic lock cylinder and key - Google Patents
Idle electronic lock cylinder and key Download PDFInfo
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- CN103243986B CN103243986B CN201310177309.3A CN201310177309A CN103243986B CN 103243986 B CN103243986 B CN 103243986B CN 201310177309 A CN201310177309 A CN 201310177309A CN 103243986 B CN103243986 B CN 103243986B
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Abstract
The invention relates to an idle electronic lock cylinder and a key. The idle electronic lock cylinder comprises a connecting box for inserting the key, a control circuit arranged on a lock body and an unlocking motor controlled by the control circuit. A center shaft is arranged on the rear side of the connecting box. A lock cylinder core, a limit wheel and a separating and combining fork capable of moving along the axial direction of the center shaft are sequentially arranged on the center shaft along the inserting direction of the key. A fixed separating and combining wheel is arranged on the rear side of the separating and combining fork. The separating and combining fork and the separating and combining wheel are provided with concave-convex structures capable of being inserted with each other in a matching mode. An unlocking wheel for controlling inserting or separating of the concave-convex structures on the separating and combining fork and the separating and combining wheel is arranged in the lock cylinder. By means of the idle electronic lock cylinder and the key, technical unlocking by using probes, universal keys and the like through a lock hole channel can be effectively prevented, and safety of an electronic lock is effectively guaranteed. Simultaneously, a condition that the lock cylinder exits when the lock is not completely unlocked due to key loosening is avoided, and use accuracy of the electronic lock cylinder is guaranteed.
Description
Technical field
The present invention relates to active or passive electronic lock and the key being mated use, is a kind of idle electronic lock cylinder and key concretely.
Background technology
Electronic lock is a kind of lockset form that more current specific areas are commonly used, and it is by the power supply in lock body or key body and circuit, carries out authority judge to control to unblank or locking to the key inserted in lock core.What wherein lock body was connected with power supply is called that active electronic is locked, and lock body does not connect power supply and is called that passive electronic is locked with power supply in key.The most volume of current electronic lock is comparatively large, and the electric current of required drive motors is comparatively large when unblanking, and the power of consumption is also comparatively large, and this does padlock or small lock with regard to making current electronic lock be not suitable for.Be generally pellet unlocking structure in the lockhole of traditional electronic lock, this structure is easily by Brute Force.Such as insert foreign matter or use the modes such as electric drill to bore core of unblanking.There is obvious potential safety hazard in obvious this structure.
Summary of the invention
The invention provides a kind of idle electronic lock cylinder and key, prevent utilizing lockhole passage to carry out the instrument such as probe, master key and carry out technology unlocking, ensure the safety of electronic lock, and avoid because key loosens just exit lock core when not unlocking completely.
Idle electronic lock cylinder of the present invention, include the connecting box for inserting key and the control circuit be located on lock body and the unlocking motor controlled by described control circuit, central axis is provided with at the rear of connecting box, being disposed with along the direction of insertion of key on center shaft can the lock gall core of the centrally axial direction displacement of axle, position-limited wheel and clutch fork, clutch fork rear is provided with fixing castle wheel, clutch fork and castle wheel are provided with the concaveconvex structure that can cooperatively interact and insert, in lock core, be also provided with control clutch fork combine with concaveconvex structure described on castle wheel the solution lockwheel inserted or be separated.
Separate lockwheel and can carry out rotating by frame for movements such as the torsion springs of the control of control circuit or routine the control realizing combining to clutch fork with concaveconvex structure described on castle wheel or being separated, its form can be the various common structure such as block, baffle plate.Described concaveconvex structure can be arrange projection in clutch fork, castle wheel is arranged corresponding pit.When electronic lock locking, if the foreign matter such as unauthorized key or screwdriver inserts lockhole by connecting box promote lock gall core, lock gall core is made to oppress position-limited wheel and clutch fork backward, but separate lockwheel not rotate, therefore clutch fork is made cannot to be combined with castle wheel, cause the concaveconvex structure of clutch fork and castle wheel mutually to insert, at this moment rotate insert and can only dally and castle wheel cannot be driven to rotate unlock, doing so avoids the destruction of lock core and unlock.
Whether preferably, described solution lockwheel is located between position-limited wheel and clutch fork, control position-limited wheel and move along key direction of insertion.Separate lockwheel and can be arranged to hemispherical, be conducive to rotating along cambered surface.Position-limited wheel is provided with the breach corresponding with separating lockwheel, and position-limited wheel can withstand on when blocking on breach and stop position-limited wheel to move inwards, and position-limited wheel promotion clutch fork so also would not have been made in conjunction with castle wheel.
Further, after solution lockwheel is connected with train of reduction gears by latch release shaft, described unlocking motor is connected to.When the key inserted is by the contact of connecting box or induction coil and control circuit UNICOM, control circuit identification key is after legal unlock key, control circuit is to unlocking motor one starting current in short-term, train of reduction gears drives latch release shaft that solution lockwheel is rotated and makes it to dodge restraining position, clutch fork reach is driven at clutch fork spring action lower limit wheel, the mutual insert structure of concaveconvex structure of clutch fork and castle wheel, at this moment rotating key just drives castle wheel to rotate, and castle wheel drives the release mechanism of lock to unlock.
Just lock core is extracted in order to avoid key loosens not unlock completely, the inside arranging lock gall core is inside and outside two-layer, the rotational structure that wherein internal layer is is axis with key direction of insertion, be provided with at the internal layer of described lock gall core and pull out pellet along the anti-of lock gall core radial motion, be provided with in the outer field inner side of lock gall core and the described anti-sunk structure pulling out pellet and mate, fixing limiting stand is provided with, the groove match on the bulge-structure that limiting stand is arranged and lock gall in-core layer between lock gall core and connecting box.The matching grooves of bulge-structure during locking on limiting stand on lock gall in-core layer is combined, and after key inserts lock gall core, can oppress in the anti-sunk structure pulled out inside pellet crumple insertion lock gall core skin of lock gall in-core layer, key is inserted smoothly.Key body is provided with similar sunk structure equally, pulls out pellet to rebound under the action of the spring resets when key inserts the rear defence that puts in place, and by key positioner simultaneously in sunk structure described in inserting on the key.After unblanking to rotate lock gall core, along with lock gall in-core layer together rotate anti-pull out pellet can leave with lock gall core skin inside the matched position of sunk structure, now anti-two ends of pulling out pellet withstand on respectively on the key with lock gall core skin inside on can not move.Simultaneously because lock gall core is mobile backward under the promotion of key make the bulge-structure disengaging of limiting stand and the groove of lock gall in-core layer with the rotation of its internal layer, withstand the edge plane of lock gall in-core layer, make lock gall core can not rollback like this, when preventing key from loosening, lock gall core rollback causes incomplete unblock.After key rotates to initial bit, the groove of lock gall in-core layer and the bulge-structure correspondence of limiting stand combine, lock gall core anti-is pulled out in the sunk structure under the pressure that pellet extracts at key inside crumple to lock gall core skin, just can extract key, thus prevent because of shake or the problem making key loosen disengaging not in place of unblanking.
A kind of concrete structure is, is also provided with the unblock reduction torsion spring after key is extracted, solution lockwheel being resetted in lock core.The unlatching of separating lockwheel can pass through Electric Machine Control, only can make its return by the elastic force of torsion spring, the judgement of simplifying procedures, improve the safety of lock core during reset.
Further, the central axis at clutch fork rear establishes back-moving spring, the central axis between position-limited wheel and lock gall core is provided with clutch fork spring.
Present invention also offers a kind of key for described electronic lock cylinder, include key handle and key body, key body is provided with and pulls out anti-that pellet matches with lock gall core anti-and pull out sunk structure.Lock gall core anti-pulls out anti-the pulling out in sunk structure that pellet can insert key body makes key not exit.
Preferably, in order to ensure the convenience used, each side of key body is equipped with described sunk structure.
Idle electronic lock cylinder of the present invention and key, effectively can prevent utilizing lockhole passage to carry out the instrument such as probe, master key and carry out technology unlocking, the more effective safety that ensure that electronic lock, go back simultaneously and avoid because key loosens the situation just exiting lock core when not unlocking completely, ensure that the correctness that electronic lock cylinder uses.
Below in conjunction with the detailed description of the invention of embodiment, foregoing of the present invention is described in further detail again.But this should be interpreted as that the scope of the above-mentioned theme of the present invention is only limitted to following example.Without departing from the idea case in the present invention described above, the various replacement made according to ordinary skill knowledge and customary means or change, all should comprise within the scope of the invention.
Accompanying drawing explanation
Fig. 1 is the structural representation of idle electronic lock cylinder of the present invention.
Fig. 2 is the released state schematic diagram after idle electronic lock cylinder of the present invention inserts key.
The position relationship schematic diagram of lockwheel and position-limited wheel is separated in Fig. 1 when Fig. 3 is blocking.
The position relationship schematic diagram of lockwheel and position-limited wheel is separated in Fig. 1 when Fig. 4 is released state.
Fig. 5 is the schematic diagram that electronic lock cylinder of the present invention and key are prevented pulling out.
Detailed description of the invention
Idle electronic lock cylinder of the present invention and key as depicted in figs. 1 and 2, includes the connecting box 1 for inserting key 19 and the control circuit 4 be located on lock body and the unlocking motor 5 controlled by described control circuit 4.Be provided with fixing limiting stand 18 at the rear of connecting box 1, limiting stand 18 is provided with bulge-structure.The rear of limiting stand 18 is provided with central axis 12, and central axis 12 is disposed with along the direction of insertion of key 19 can centrally the lock gall core 17 of the axial direction displacement of axle 12, position-limited wheel 15 and clutch fork 13.Wherein the inside of lock gall core 17 is inside and outside two-layer, the rotational structure that internal layer is is axis with key 19 direction of insertion, be provided with at the internal layer of described lock gall core 17 and pull out pellet 20 along the anti-of lock gall core 17 radial motion, be provided with in the outer field inner side of lock gall core 17 and the described anti-sunk structure (not shown) pulling out pellet 20 and mate., the internal layer of lock gall core 17 is also provided with the groove matched with the bulge-structure on limiting stand 18.The central axis 12 at clutch fork 13 rear establishes back-moving spring 11, the central axis 12 between position-limited wheel 15 and lock gall core 17 is provided with clutch fork spring 16, make position-limited wheel 15 under the effect of clutch fork spring 16, drive clutch fork 13 to move after stopper slot 14.Clutch fork 13 rear is provided with fixing castle wheel 10, and clutch fork 13 is provided with projection, can insert with the groove on castle wheel 10 to coupling.Also being provided with between position-limited wheel 15 and clutch fork 13 and separating lockwheel 8, whether moving along key 19 direction of insertion for controlling position-limited wheel 15.After solution lockwheel 8 is connected with train of reduction gears 6 by latch release shaft 7, be connected to described unlocking motor 5.Figure, as shown in 3 and Fig. 4, separates lockwheel 8 and is arranged to hemispherical, be conducive to rotating along cambered surface.Position-limited wheel 15 is provided with the breach corresponding with separating lockwheel 8, and position-limited wheel 15 can withstand on when blocking on breach and stop position-limited wheel 15 to move backward, and position-limited wheel 15 so also would not be made to promote, and groove that clutch fork 13 is inserted into castle wheel 10 has suffered.The unblock reduction torsion spring 24 after key 19 is extracted, solution lockwheel 8 being resetted also is provided with in lock core.The unlatching of separating lockwheel 8 is controlled by unlocking motor 5, only can make its return by the elastic force of torsion spring during reset.
The present invention is used for the key 19 of above-mentioned electronic lock cylinder as shown in Figure 5, and include key handle and key body, key body is triangular prism structure, each side of key body is equipped with to pull out anti-that pellet 20 matches with lock gall core 17 anti-and pull out sunk structure 21.When lock gall core 17 anti-pull out that pellet 20 inserts key 19 main body anti-pull out sunk structure 21 after key 19 can not be exited.
Below in conjunction with Fig. 1 to Fig. 5, the operating principle of the idle electronic lock cylinder in the present embodiment and key is described:
Locking principle: when not obtaining unlocking mandate, the semicircle cambered surface of solution lockwheel 8 withstands the breach on position-limited wheel 15, and position-limited wheel 15 can not be moved backward.Clutch fork spring 16 is oppressed when the foreign matters such as unauthorized key or screwdriver insert lockhole promotion lock gall core 17 by connecting box 1, clutch fork spring 16 and then compressing position-limited wheel 15, but do not rotate owing to separating lockwheel 8, position-limited wheel 15 can not be moved backward, therefore clutch fork 13 is made cannot to be inserted in castle wheel 10, at this moment rotate insert can only dally and castle wheel 10 cannot be driven to rotate unlock, avoid the destruction of lock core and unlock.Unlock principle: when the key 19 inserted is by the contact of connecting box 1 or induction coil and control circuit 4 UNICOM, control circuit 4 identifies that key 19 is for after legal unlock key, unlocking motor 5 one starting current in short-term given by control circuit 4, train of reduction gears 6 drives latch release shaft 7 that solution lockwheel 8 is rotated and makes it to dodge restraining position, acting on lower limit wheel 15 at clutch fork spring 16 drives clutch fork 13 to move forward, projection in clutch fork 13 is inserted in the groove of castle wheel 10, at this moment rotating key 19 just drives castle wheel 10 to rotate, and castle wheel 10 drives the release mechanism of lock to unlock.
Key is anti-to be pulled out: the matching grooves of bulge-structure during locking on limiting stand 18 on lock gall core 17 internal layer is combined, after key 19 inserts lock gall core 17, the anti-of lock gall core 17 internal layer can be oppressed pull out in the sunk structure of the outer inner side of pellet 20 crumple insertion lock gall core 17, key 19 can be inserted smoothly.The main body of key 19 is provided with similar sunk structure 21 equally, pulls out pellet 20 to rebound under the action of the spring resets when key 19 inserts the rear defence that puts in place, and insert in the sunk structure 21 described on key 19 simultaneously key 19 is located.After unblanking to rotate lock gall core 17, the anti-pellet 20 that pulls out together rotated along with lock gall core 17 internal layer can leave the matched position with lock gall core 17 outer inner side sunk structure, and now anti-two ends of pulling out pellet 20 withstand in the sunk structure 21 of key 19 respectively and the outer inner side of lock gall core 17 can not be moved.Simultaneously because lock gall core 17 is mobile backward under the promotion of key 19 make the bulge-structure disengaging of limiting stand 18 and the groove of lock gall core 17 internal layer with the rotation of its internal layer, withstand the edge plane of lock gall core 17 internal layer, make lock gall core 17 can not rollback like this, when preventing key 19 from loosening, lock gall core rollback causes incomplete unblock.After key 19 rotates to initial bit, the groove of lock gall core 17 internal layer and the bulge-structure correspondence of limiting stand 18 combine, under lock gall core 17 anti-pulls out the pressure that pellet 20 extracts at key 19, crumple is in the sunk structure of the outer inner side of lock gall core 17, just can extract key 19.
Reset lockout principle: when key 19 rotates to after raw bits extracts, under back-moving spring 11 acts on, promote clutch fork 13, position-limited wheel 15, clutch fork spring 16, lock gall core 17 move forward, the breach of position-limited wheel 15 gets back to the plan-position exceeding and separate lockwheel 8, separates lockwheel 8 and rotate the breach withstanding position-limited wheel 15 under unblock reduction torsion spring 24 acts on.
Claims (8)
1. idle electronic lock cylinder, the unlocking motor (5) including the connecting box (1) for inserting key (19) and the control circuit (4) be located on lock body and control by described control circuit (4), it is characterized by: be provided with central axis (12) at the rear of connecting box (1), central axis (12) is disposed with along the direction of insertion of key (19) can the lock gall core (17) of the centrally axial direction displacement of axle (12), position-limited wheel (15) and clutch fork (13), clutch fork (13) rear is provided with fixing castle wheel (10), clutch fork (13) and castle wheel (10) are provided with the concaveconvex structure that can cooperatively interact and insert, in lock core, be also provided with control clutch fork (13) combine with the upper described concaveconvex structure of castle wheel (10) the solution lockwheel (8) inserted or be separated.
2. whether idle electronic lock cylinder as claimed in claim 1, is characterized by: described solution lockwheel (8) is located between position-limited wheel (15) and clutch fork (13), control position-limited wheel (15) and move along key (19) direction of insertion.
3. idle electronic lock cylinder as claimed in claim 1, is characterized by: after solution lockwheel (8) is connected with train of reduction gears (6) by latch release shaft (7), be connected to described unlocking motor (5).
4. idle electronic lock cylinder as claimed in claim 1, it is characterized by: the inside of described lock gall core (17) is inside and outside two-layer, wherein internal layer is be the rotational structure of axis with key (19) direction of insertion, be provided with at the internal layer of described lock gall core (17) and pull out pellet (20) along the anti-of lock gall core (17) radial motion, be provided with in lock gall core (17) outer field inner side and the described anti-sunk structure pulling out pellet (20) and mate, fixing limiting stand (18) is provided with between lock gall core (17) and connecting box (1), groove match on the bulge-structure that limiting stand (18) is upper to be arranged and lock gall core (17) internal layer.
5. idle electronic lock cylinder as claimed in claim 1, is characterized by: be also provided with the unblock reduction torsion spring (24) after key (19) is extracted, solution lockwheel (8) being resetted in lock core.
6. the idle electronic lock cylinder as described in one of claim 1 to 5, it is characterized by: on the central axis (12) at clutch fork (13) rear, establish back-moving spring (11), the central axis (12) between position-limited wheel (15) and lock gall core (17) is provided with clutch fork spring (16).
7. for the key of electronic lock cylinder described in claim 4, include key handle and key body, it is characterized by: be provided with on key body and pull out anti-that pellet (20) matches with lock gall core (17) anti-and pull out sunk structure (21).
8. key as claimed in claim 7, is characterized by: on each side of described key body, be equipped with described sunk structure (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310177309.3A CN103243986B (en) | 2013-05-14 | 2013-05-14 | Idle electronic lock cylinder and key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310177309.3A CN103243986B (en) | 2013-05-14 | 2013-05-14 | Idle electronic lock cylinder and key |
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| Publication Number | Publication Date |
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| CN103243986A CN103243986A (en) | 2013-08-14 |
| CN103243986B true CN103243986B (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310177309.3A Active CN103243986B (en) | 2013-05-14 | 2013-05-14 | Idle electronic lock cylinder and key |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104599352B (en) * | 2013-10-31 | 2018-03-02 | 珠海优特电力科技股份有限公司 | Intelligent lock core, lockset, blocking device, Intelligent locking system and its method of work |
| CN107605264B (en) * | 2017-09-27 | 2022-12-30 | 珠海优特电力科技股份有限公司 | Panel lock |
| CN108150015B (en) * | 2017-11-16 | 2023-05-12 | 珠海优特电力科技股份有限公司 | Electronic lock core, unlocking key and lockset |
| CN107939171B (en) * | 2017-11-16 | 2023-03-07 | 珠海优特电力科技股份有限公司 | Lock core, lock and unlocking key |
| WO2022032700A1 (en) * | 2020-08-13 | 2022-02-17 | Nanjing Easthouse Electrical Co., Ltd. | Passive electronic locks and methods of using the same |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0718280B2 (en) * | 1987-10-27 | 1995-03-01 | 本田技研工業株式会社 | Key device |
| US5473236A (en) * | 1994-07-14 | 1995-12-05 | Harrow Products, Inc. | Electronic lock system for door latch assembly |
| CN101408080B (en) * | 2008-11-12 | 2011-11-23 | 宁波瑞奥光电技术有限公司 | Minitype electronic lock |
| CN201991330U (en) * | 2011-03-31 | 2011-09-28 | 梁忠祥 | Electric lock cylinder |
| CN202645177U (en) * | 2012-05-04 | 2013-01-02 | 秦善峰 | Lock core capable of controlling clutch by motor |
| CN203296506U (en) * | 2013-05-14 | 2013-11-20 | 成都泰然科技有限公司 | Idling electronic lock cylinder and key |
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2013
- 2013-05-14 CN CN201310177309.3A patent/CN103243986B/en active Active
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