CN102041925B - Electrically controlled intelligent key for magnetically coded lock - Google Patents
Electrically controlled intelligent key for magnetically coded lock Download PDFInfo
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- CN102041925B CN102041925B CN 201019050039 CN201019050039A CN102041925B CN 102041925 B CN102041925 B CN 102041925B CN 201019050039 CN201019050039 CN 201019050039 CN 201019050039 A CN201019050039 A CN 201019050039A CN 102041925 B CN102041925 B CN 102041925B
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Abstract
The invention discloses an electrically controlled intelligent key for a magnetically coded lock, and aims to provide the electrically controlled intelligent key for the magnetically coded lock with high safety, good reliability and electric control intellectualization. The key comprises a key skeleton (1) and a key rod (2) connected fixedly, wherein the exterior of the key rod (2) is provided with an unlocking convex part (21), the interior of the key rod (2) is provided with a through hole, the through hole is matched with a linkage rod (3), one end of the linkage rod (3) extends into the key skeleton (1), and the linkage rod (3) is matched with a linkage gear (4); an intelligent circuit device, a step motor (5) and a battery are arranged in the key skeleton (1); the step motor (5) and the battery are electrically connected with the intelligent circuit device; the output shaft of the step motor (5) is matched with an output gear (51), and the output gear (51) is engaged with the linkage gear (4); and the linkage rod (3) is provided with at least two magnet holes (31) which mutually form an angle, and unlocking permanent magnets (32) are matched in the magnet holes (31). The invention can be widely applied in the field of electrically controlled intelligent keys for the magnetically coded locks.
Description
Technical field
The present invention relates to a kind of electric control intelligent key for the magnetic puzzle lock.
Background technology
Progress along with science and technology, the magnetic puzzle lock is more and more extensive in the application of field of lockset, magnetic puzzle lock technology development, ripe, provide a kind of magnetic coding lock core and magnetic coding padlock that can bear adverse circumstances such as application number for 200920040973.7 Chinese invention patent application, be magnetic coding Key for lock with this kind magnetic coding lock core and the matching used key of padlock, the ordinary construction of existing magnetic coding Key for lock is: connect key bar at the key skeleton, and be provided with the release magnet on the top of key bar, the release principle of magnetic coding Key for lock is to utilize the release magnet to be set on the key bar list in the magnetic coding lock core is attracted lockset position of coupler, thereby releasing is spacing to lock core, make lock core can carry out circular-rotation, reach the purpose of release, and the magnetic of existing said structure coding Key for lock, its release magnet is fixed, therefore the release magnet is in lockset position of coupler from the beginning to the end, as long as anyone has key to unblank, this key is imitated easily, reduced safety, even make lockset lose due effect, and taking key by anyone can unblank, cause easily lack of standardization and unlocking authority indefinite of management, particularly under some special environment such as power system in, entrance guard management then still is important, and strict control of authority is arranged, common magnetic coding Key for lock is difficult to then ensure that authority is effective, reliably control, on the other hand, existing magnetic coding Key for lock can not be realized any automatically controlled and intellectualized operation.
In sum, existing magnetic puzzle lock has that key exists that safety is low, poor reliability, can't realize the technological deficiency of intellectualized operation.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, and the electric control intelligent key that is used for the magnetic puzzle lock of a kind of safe, good reliability, electric-controlled intelligent is provided.
The technical solution adopted in the present invention is: the present invention includes the key skeleton, key bar, described key bar is fixedly connected with described key skeleton, described key bar outside is provided with the release protuberance, described key bar is the inner hollow key bar that is provided with through hole, the through hole of described key bar inside is combined with gangbar, one end of described gangbar stretches in the described key skeleton and is combined with linkage gear, be provided with the smart circuit device in the described key skeleton, stepper motor, battery, described stepper motor and battery are electrically connected with described smart circuit device, the output shaft of described stepper motor is combined with output gear, described output gear is meshed with described linkage gear, described gangbar is provided with at least two magnet bore at an angle to each other, is combined with the release permanent magnet in the described magnet bore.
Correspondence position with described release permanent magnet on the described key bar has the arc elongated slot, and the width of described arc elongated slot is slightly larger than the diameter of described release permanent magnet, and the included angle of described arc elongated slot is consistent with the open and close lock anglec of rotation of described release permanent magnet.
The end of described key bar is combined with sealing shroud; Described battery is high-capacity lithium battery.
Also be provided with buzzer, OLED display screen, four bit combination keyboards on the described key skeleton, described buzzer, OLED display screen, four bit combination keyboards all are electrically connected with described smart circuit device.
Described smart circuit device comprises governor circuit, modulation/demodulation circuit, bridge rectifier, the key end magnetic coupling coil that connects successively, the communication of described key end magnetic coupling coil and outside/charging end magnetic coupling coil forms the magnetic coupling loop and produces magnetic field variation signal, described key end magnetic coupling coil is converted into the signal of telecommunication with magnetic field variation signal, be adjusted to the Uart signal through described bridge rectifier and modulation/demodulation circuit again, be transferred to described governor circuit.
Described smart circuit device also comprises battery charger, described battery charger is connected with described bridge rectifier, during charging, the communication of described key end magnetic coupling coil and outside/charging end magnetic coupling coil forms the magnetic coupling loop, pass to described bridge rectifier by the alternate electric energy that communication/charging end magnetic coupling coil sends by described key end magnetic coupling coil, supplying with described battery charger after described bridge rectifier rectification is the battery charging that arranges in the described key skeleton.
Described governor circuit comprises low-power scm circuit, RFID reading code circuit, stepping motor control circuit, OLED display screen circuit, buzzer circuit, four bit combination keyboard circuits, bluetooth communication module circuit.
The modulating/demodulating mode of described modulation/demodulation circuit is half-duplex Manchester coding mode, and the highest communication speed is 19200Bit/s.
The invention has the beneficial effects as follows: among the present invention, described key bar is the inner hollow key bar that is provided with through hole, the through hole of described key bar inside is combined with gangbar, one end of described gangbar stretches in the described key skeleton and is combined with linkage gear, be provided with the smart circuit device in the described key skeleton, stepper motor, battery, described stepper motor, battery is electrically connected with described smart circuit device, the output shaft of described stepper motor is combined with output gear, described output gear is meshed with described linkage gear, described gangbar is provided with at least two magnet bore at an angle to each other, be combined with the release permanent magnet in the described magnet bore, open, during locking, just controlling described stepper motor by the smart circuit device, reverse turn, driving gangbar by linkage gear rotates, the release permanent magnet that cooperates in the through hole on the gangbar can be forwarded to unblank or the position of locking, list in the magnetic coding lock core is attracted lockset position of coupler or locked position of coupler, thereby realization is unblanked and the operation of locking, unblank during shape non-, described release permanent magnet is in locked position of coupler, at this moment, also can't realize release even key inserted in the lock core, thereby effective clear and definite unlocking authority, standardized administration, improve validity and the safety of access permission, when the smart circuit device was received unlocking signal, then the control step electric machine rotation made the release permanent magnet be automatically brought to lockset position of coupler and realizes release, thereby realize the intellectuality of magnetic coding Key for lock, and the rotary magnetic control unlocking mechanism that the present invention adopts, volume is little, handled easily.
Correspondence position with described release permanent magnet on the described key bar has the arc elongated slot, the width of described arc elongated slot is slightly larger than the diameter of described release permanent magnet, the included angle of described arc elongated slot is consistent with the open and close lock anglec of rotation of described release permanent magnet, thereby can lengthen the length of release permanent magnet, needn't produce magneticaction to the list in the lock core because the key bar wall thickness affects the release permanent magnet, make the distance of release permanent magnet and list nearer, more effectively list is attracted to unblank or locked position of coupler, improve reliability.
The end of described key bar is combined with sealing shroud, utilizes sealing shroud to realize the hermetically sealed effect of key bar inside, and waterproof and dustproof can reach the IP68 level, guarantees to carry out unlock operation in water.Described battery adopts high-capacity lithium battery (600mA/H), guarantees once to charge and can unblank continuously more than 3000 times.
Among the present invention, described buzzer is the high-decibel buzzer; Described OLED display screen adopts high brightness OLED dot matrix display screen, and brightness is high, contrast is large, can be-40 ℃ of normal demonstrations; Described 4 bit combination keyboards can provide intuitively, efficient man-machine interaction means.Make the present invention have communication, time showing, sound equipment setting, adopt the multiple miscellaneous functions such as code, electricity quantity inquiring.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is structure cut-away view of the present invention;
Fig. 3 is the A place enlarged diagram of Fig. 2 of the present invention;
Fig. 4 is smart circuit apparatus structure block diagram of the present invention;
Fig. 5 is the decomposing schematic representation of magnetic coding lock core.
The specific embodiment
Such as Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, the present invention includes key skeleton 1, key bar 2, described key bar 2 is fixedly connected with described key skeleton 1, described key skeleton 1 can be directly injection-moulded on the described key bar 2, described key bar 2 outsides are provided with release protuberance 21, when being used for unblanking, described release protuberance 21 cooperates with the release groove 01 of lock core end setting, described key bar 2 is the inner hollow key bar that is provided with through hole, the through hole of described key bar 2 inside is combined with gangbar 3, one end of described gangbar 3 stretches in the described key skeleton 1 and is combined with linkage gear 4, be provided with the smart circuit device in the described key skeleton 1, stepper motor 5, battery, described stepper motor 5 and battery are electrically connected with described smart circuit device, the output shaft of described stepper motor 5 cooperates output gear 51, described output gear 51 is meshed with described linkage gear 4, described gangbar 3 is provided with at least two magnet bore at an angle to each other 31, be combined with release permanent magnet 32 in the described magnet bore 31, the quantity of described release permanent magnet 32 is decided according to the quantity of the list 02 in the magnetic coding lock core.Correspondence position with described release permanent magnet 32 on the described key bar 2 has arc elongated slot 22, the width of described arc elongated slot 22 is slightly larger than the diameter of described release permanent magnet 32, and the included angle of described arc elongated slot 22 is consistent with the open and close lock anglec of rotation of described release permanent magnet 32.The end of described key bar 2 is combined with sealing shroud 6, utilizes described sealing shroud 6 to realize the whole sealing status of described key bar 2 inside, can satisfy the instructions for use of waterproof and dustproof IP68 level, guarantees to carry out unlock operation in water.
Also be provided with buzzer 11, OLED display screen 12,4 bit combination keyboards 13 on the described key skeleton 1, described buzzer 11, OLED display screen 12,4 bit combination keyboards 13 all are electrically connected with described smart circuit device.
Described smart circuit device comprises governor circuit, modulation/demodulation circuit, bridge rectifier, the key end magnetic coupling coil that connects successively, and described governor circuit comprises low-power scm circuit, RFID reading code circuit, stepping motor control circuit, OLED display screen circuit, buzzer circuit, four bit combination keyboard circuits, bluetooth communication module circuit.The communication of described key end magnetic coupling coil and outside/charging end magnetic coupling coil forms the magnetic coupling loop and produces magnetic field variation signal, described key end magnetic coupling coil is converted into the signal of telecommunication with magnetic field variation signal, be adjusted to the Uart signal through described bridge rectifier and modulation/demodulation circuit again, be transferred to described governor circuit, the modulating/demodulating mode of described modulation/demodulation circuit is half-duplex Manchester coding mode, and the highest communication speed is 19200Bit/s.
Be illustrated in figure 5 as a kind of magnetic coding lock core, it includes a plurality of free style magnetic conductor lists 02, when not inserting key, under Action of Gravity Field, have at least a list to be in the locking position, make lockset be in blocking (cage knob and Breech block are subjected to the obstruction of list can not produce relative motion); Conventional unlocking operation is: insert key, a plurality of release permanent magnets in the key attract respectively separately unlock position with all lists, make cage knob and Breech block can produce relative motion, thereby realize unlocking function.The difference of electric control intelligent key provided by the invention and normal key is that electric control intelligent key can carry out logic and judge before unblanking, when not possessing unlocking authority, be that the smart circuit device does not receive unlocking signal, can not release even insert key, the release permanent magnet 32 that cooperates in described gangbar 3 through holes has two positions, one is to separate lock-bit, and another is the locking position, separates lock-bit and locking position and can change by automatically controlled.Its course of work is: when the needs release, with electric control intelligent key near being arranged on the communication of ad-hoc location/charging end magnetic coupling coil, receive unlocking signal, after obtaining unlocking authority, controlling described stepper motor by the middle stepping motor control circuit of governor circuit rotates to unlocking direction, driving described gangbar 3 by described linkage gear 4 rotates, thereby make the release permanent magnet 32 that cooperates in the through hole on the gangbar 3 forward the solution lock-bit to, list in the magnetic coding lock core is attracted lockset position of coupler, thus the operation that realization is unblanked; During blocking, described stepper motor is then to the locking direction rotation, driving described gangbar 3 by described linkage gear 4 rotates, make the release permanent magnet 32 that cooperates in the through hole on the gangbar 3 forward the locking position to, list in the magnetic coding lock core is attracted separately locked position of coupler, thereby realize lock operation.Usually, separate between 45 ° to 120 ° of the angles of lock-bit and locking position.
Described smart circuit device also comprises battery charger, described battery charger is connected with described bridge rectifier, during charging, the communication of described key end magnetic coupling coil and outside/charging end magnetic coupling coil forms the magnetic coupling loop, pass to described bridge rectifier by the alternate electric energy that communication/charging end magnetic coupling coil sends by described key end magnetic coupling coil, supplying with described battery charger after described bridge rectifier rectification is the battery charging of described key skeleton 2 interior settings.Described battery is the high-capacity lithium battery of 600mA/H, guarantees once to charge and can unblank continuously more than 3000 times.
The present invention can be widely used in the electric control intelligent key field of magnetic puzzle lock.
Claims (9)
1. electric control intelligent key that is used for the magnetic puzzle lock, it comprises key skeleton (1), key bar (2), described key bar (2) is fixedly connected with described key skeleton (1), described key bar (2) outside is provided with release protuberance (21), it is characterized in that: described key bar (2) is the inner hollow key bar that is provided with through hole, the inner through hole of described key bar (2) is combined with gangbar (3), one end of described gangbar (3) stretches in the described key skeleton (1) and is combined with linkage gear (4), be provided with the smart circuit device in the described key skeleton (1), stepper motor (5), battery, described stepper motor (5) and battery are electrically connected with described smart circuit device, the output shaft of described stepper motor (5) is combined with output gear (51), described output gear (51) is meshed with described linkage gear (4), described gangbar (3) is provided with at least two magnet bore at an angle to each other (31), is combined with release permanent magnet (32) in the described magnet bore (31).
2. a kind of electric control intelligent key for the magnetic puzzle lock according to claim 1 is characterized in that:
The upper correspondence position with described release permanent magnet (32) of described key bar (2) has arc elongated slot (22), the width of described arc elongated slot (22) is slightly larger than the diameter of described release permanent magnet (32), and the included angle of described arc elongated slot (22) is consistent with the open and close lock anglec of rotation of described release permanent magnet (32).
3. a kind of electric control intelligent key for the magnetic puzzle lock according to claim 1 and 2, it is characterized in that: the end of described key bar (2) is combined with sealing shroud (6).
4. a kind of electric control intelligent key for the magnetic puzzle lock according to claim 1 and 2, it is characterized in that: described battery is high-capacity lithium battery.
5. a kind of electric control intelligent key for the magnetic puzzle lock according to claim 1 and 2, it is characterized in that: also be provided with buzzer (11), OLED display screen (12), four bit combination keyboards (13) on the described key skeleton (1), described buzzer (11), OLED display screen (12), four bit combination keyboards (13) all are electrically connected with described smart circuit device.
6. a kind of electric control intelligent key for the magnetic puzzle lock according to claim 1 and 2, it is characterized in that: described smart circuit device comprises governor circuit, modulation/demodulation circuit, bridge rectifier, the key end magnetic coupling coil that connects successively, the communication of described key end magnetic coupling coil and outside/charging end magnetic coupling coil forms the magnetic coupling loop and produces magnetic field variation signal, described key end magnetic coupling coil is converted into the signal of telecommunication with magnetic field variation signal, be adjusted to the Uart signal through described bridge rectifier and modulation/demodulation circuit again, be transferred to described governor circuit.
7. a kind of electric control intelligent key for the magnetic puzzle lock according to claim 6 is characterized in that:
Described smart circuit device also comprises battery charger, described battery charger is connected with described bridge rectifier, during charging, the communication of described key end magnetic coupling coil and outside/charging end magnetic coupling coil forms the magnetic coupling loop, pass to described bridge rectifier by the alternate electric energy that communication/charging end magnetic coupling coil sends by described key end magnetic coupling coil, supplying with described battery charger after described bridge rectifier rectification is the battery charging that arranges in the described key skeleton (2).
8. a kind of electric control intelligent key for the magnetic puzzle lock according to claim 6 is characterized in that:
Described governor circuit comprises low-power scm circuit, RFID reading code circuit, stepping motor control circuit, OLED display screen circuit, buzzer circuit, four bit combination keyboard circuits, bluetooth communication module circuit.
9. a kind of electric control intelligent key for the magnetic puzzle lock according to claim 6 is characterized in that:
The modulating/demodulating mode of described modulation/demodulation circuit is half-duplex Manchester coding mode, and the highest communication speed is 19200Bit/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201019050039 CN102041925B (en) | 2010-02-11 | 2010-02-11 | Electrically controlled intelligent key for magnetically coded lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201019050039 CN102041925B (en) | 2010-02-11 | 2010-02-11 | Electrically controlled intelligent key for magnetically coded lock |
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| Publication Number | Publication Date |
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| CN102041925A CN102041925A (en) | 2011-05-04 |
| CN102041925B true CN102041925B (en) | 2013-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201019050039 Active CN102041925B (en) | 2010-02-11 | 2010-02-11 | Electrically controlled intelligent key for magnetically coded lock |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102298800B (en) * | 2011-08-04 | 2014-04-30 | 刘新明 | Universal intelligent unlocking system |
| CN102628327B (en) * | 2012-03-23 | 2014-08-13 | 国家电网公司 | Intelligent lock |
| CN102747869B (en) * | 2012-07-26 | 2016-03-23 | 成都泰然科技有限公司 | Electron key |
| CN103514511B (en) * | 2013-09-11 | 2018-04-27 | 国家电网公司 | The method and device of the automatic back delivery operations daily record of Intelligent key |
| CN104453452A (en) * | 2014-12-08 | 2015-03-25 | 重庆桦哲科技有限公司 | Security key |
| CN104612485B (en) * | 2014-12-08 | 2017-01-25 | 重庆桦哲科技有限公司 | Safe lockset |
| CN106652108B (en) * | 2015-10-29 | 2019-07-30 | 珠海优特电力科技股份有限公司 | Electromechanical integration computer key, smart locking device and its working method |
| CN107060511B (en) * | 2017-01-25 | 2022-08-09 | 珠海理想科技有限公司 | Magnetic coding electronic key |
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| US4936896A (en) * | 1988-12-19 | 1990-06-26 | Hiroshi Hasegawa | Device for confirming whether a lock is locked or unlocked |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1269988A (en) * | 1968-04-17 | 1972-04-12 | Liquidonics Inc | Tumbler lock |
| US4936896A (en) * | 1988-12-19 | 1990-06-26 | Hiroshi Hasegawa | Device for confirming whether a lock is locked or unlocked |
| US5179850A (en) * | 1989-10-30 | 1993-01-19 | Juan Capdevila Mas | Magnetic latchkey |
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| CN102041925A (en) | 2011-05-04 |
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