CN204402162U - Key, energy-saving anti-theft electronic lock and energy-saving anti-theft electric lockset - Google Patents
Key, energy-saving anti-theft electronic lock and energy-saving anti-theft electric lockset Download PDFInfo
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- CN204402162U CN204402162U CN201420516320.8U CN201420516320U CN204402162U CN 204402162 U CN204402162 U CN 204402162U CN 201420516320 U CN201420516320 U CN 201420516320U CN 204402162 U CN204402162 U CN 204402162U
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- lock
- power supply
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Abstract
The utility model discloses energy-saving anti-theft electric lockset, comprise key and lock; Lock comprises, lock core shell and lock core; Lock core is arranged in lock core shell, is arranging start-up circuit plate, VCC node and GND node on the key, arranges the positive contact point and ground contact point that coordinate with VCC node on the key and GND node in the keyhole relevant position of lock core; Start-up circuit plate have power supply circuits, the output of power supply circuits and VCC Node connectedness, earth terminal and GND Node connectedness; In lock core, arrange unlock circuit plate, the positive terminal of unlock circuit plate is connected with positive contact point, and earth terminal is connected with ground contact point.This energy-saving anti-theft electric lockset electronically encryption, the key of successful matching could be opened, and improves safety, can not skilled unlocking.Lock core, by key-powered, avoids the problem that the inner dead electricity of lock core cannot be opened the door; When key does not have electricity, directly can be powered to lock core by modes such as external charge treasured.
Description
Technical field
The utility model relates to safety technological guard field, particularly relates to energy-saving anti-theft electronic lock.
Background technology
Along with the development of science and technology and the raising of people's awareness of safety, electronic lock comes out under the stimulation of people's demand.The size of key (number of password) of electronic lock is very big, can with mechanical lock with the use of, and can avoid leaving potential safety hazard because key is imitated.After the eighties in 20th century, along with the appearance of electronic lock special IC, the volume-diminished of electronic lock, reliability improves, cost is higher, be applicable to being used in the higher occasion of security requirement, but need power supply and continue to provide energy to this integrated circuit, but long-term power supply can cause Internal cable or electronic devices and components very easily aging, and once internal circuit dead electricity can not work, how lock is opened will be a problem allowing people's very headache, and therefore its use is also confined to certain limit, is difficult to popularize.
Utility model content
For defect and the problem of above-mentioned prior art, the utility model solves existing electronic lock core inside to be needed long-term power supply or installs battery, causes internal circuit to be in running status for a long time, easily aging the or problem damaged.
In order to solve the problem, the key that the utility model provides, comprises, insertion end, also comprises, start-up circuit plate, key end processing module and power supply; Described start-up circuit plate comprises power supply terminal and data transfer terminal, and described power supply terminal and data transfer terminal are arranged in described insertion end; Described power supply is connected with described power supply terminal and described key end processing module, the output of described key end processing module and described data transmission terminal sub-connection; After the power supply terminal of described insertion end is connected, send local authentication information by described data transfer terminal.
Preferably, also comprise, indicator lamp, charging inlet and swing handle, start-up circuit plate and power supply are all arranged in described swing handle; Charging inlet is connected with power supply; Described indicator lamp is connected with the key end processing module on described start-up circuit plate, and described indicator lamp is arranged on the position of swing handle near insertion end.
Energy-saving anti-theft electronic lock, comprises, and unlocking mechanism also comprises, lock core shell and lock core; Lock core comprises, unlock circuit plate, and described lock core is arranged in described lock core shell, and described unlocking mechanism is arranged in described lock core, arranges and contact with power supply terminal on the key the power supply contact coordinated with data transfer terminal in the keyhole of described lock core; The power supply terminal of described unlock circuit plate is connected with described power supply contact; Contacted with power supply contact corresponding on described lock core by described power supply terminal, start-up circuit plate dual lock circuit board is powered, and after the energising of unlock circuit plate, drives unlocking mechanism interlock to unblank.
Preferably, also comprise in described lock core, reel, electromagnetic induction coil, electromagnetic bolt and connector; Described electromagnetic induction coil is wrapped on described reel, and described electromagnetic bolt is inserted in described reel, and described electromagnetic bolt one end is fixedly connected with described connector; On described electromagnetic bolt, cover has spring, and described spring is fixedly connected with described electromagnetic bolt away from one end of described connector, is stuck in described reel near one end of described connector, and described electromagnetic induction coil and described unlock circuit plate are for being electrically connected.
Preferably, arrange in the keyhole of described lock core and remove with data transfer terminal the data transfer contact coordinated, solidification lock end processing module and Logic control module on described unlock circuit plate, lock end processing module communicates to connect with described Logic control module and described data transfer contact respectively; Contacted with data transfer contact corresponding on lock core by data transfer terminal, described key end processing module is made local authentication information to be transferred to lock end processing module, then local authentication information holds the authorization information stored in processing module to mate with lock by lock end processing module, and matching result is transferred to key end processing module.
Preferably, also comprise, cam; The wheel bore centre position of described cam is processed as keyhole, is processed as circular hole outside described keyhole two ends, and described lock core is inserted in described cam circular hole, and described connector outer rim has the flange matched with described keyhole; One end outer rim that described lock core inserts described cam offers the gap of cannelure and the described connector shape of correspondence, and described flange processes step surface near the side of described electromagnetic induction coil; Also comprise, collar, described collar is enclosed within described cannelure, and collar blocks step surface, prevents described connector from submerging in described lock core.
Preferably, described data transfer contact and described power supply contact are spring contact point, described spring contact point comprises sleeve, spring, round head column and base, described spring is arranged in described sleeve, described round head column is assembled to above described spring, described sleeve is fixed on described base, and described base is fixedly connected on described lock core.
Preferably, the teeth of the corresponding described key of described lock core arrange reference column, and when key does not insert keyhole, described reference column limits the rotation between described lock core and described lock core shell.
Preferably, described reference column is syllogic spring retention posts, comprise, bottom fixed leg, spring, stage casing fixed leg and upper end fixed leg, described bottom fixed leg is fixedly installed in described lock core shell, described spring is arranged on fixed leg top, described bottom, and described stage casing fixed leg is assemblied in described spring top, and described upper end fixed leg is arranged on fixed leg top, described stage casing; The top of described stage casing fixed leg is inserted in described lock core, and the length inserting the described stage casing fixed leg part of described lock core equals the vertical distance of arc top to teeth bottom surface of the teeth of key; When key inserts keyhole, teeth depress described upper end fixed leg, described stage casing fixed leg depressed by described upper end fixed leg makes it deviate from lock core, and under the effect of spring deformation power, described upper end fixed leg extrudes stop motion after the fixed leg of described stage casing in described lock core.
Energy-saving anti-theft electric lockset, comprises, and unlocking mechanism also comprises, above-mentioned key and above-mentioned energy-saving anti-theft electronic lock; Unlocking mechanism is arranged in described lock core, and after described key is inserted into described lock core, the electric current that power supply provides, from start-up circuit plate current to unlock circuit plate, wakes lock end processing module up and enters duty; Communicate between lock end processing module and key end processing module, local authentication information is sent to lock end processing module by key end processing module; Lock end processing module is after receiving the local authentication information that key end processing module passes over, the authorization information had is mated with the local authentication information that it receives, after the match is successful, described lock end processing module sends a command to described Logic control module, and described Logic control module is powered to described electromagnetic induction coil; Produce magnetic field after electromagnetic induction coil energising, magnetic field force drives the described electromagnetic bolt in described reel to release forward, and described reel blocks the spring on described electromagnetic bolt simultaneously, and along with the advance of described electromagnetic bolt, spring gradually reduces; Described electromagnetic bolt drives connector to enter in the keyhole of described cam, and lock end processing module sends to key end processing module the order that the match is successful, after key end processing module receives order, drives indicator lamp display green light; Rotate key unlocking.
The energy-saving anti-theft electric lockset that the utility model provides combines the mode of machinery and electronics; electronically it is encrypted; the key of successful matching could be opened; other all key all can not be opened; improve safety greatly, allow skilled unlocking become impossible. better protect the safety of household.Lock core adopts key-powered, need not worry that lock core internal circuit is in running status for a long time and causes aging circuit; When key does not have electric, also directly can be powered to lock core by modes such as external charge treasured, replacing batteries.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model energy-saving anti-theft electronic lock;
Fig. 2 is the structural representation of the connector of the utility model energy-saving anti-theft electronic lock;
Fig. 3 is the structural representation of the utility model key;
Fig. 4 is the annexation schematic diagram of the start-up circuit plate of the utility model energy-saving anti-theft electric lockset, unlock circuit plate and electromagnetic induction coil;
Fig. 5 is the lock core structure schematic diagram of the utility model energy-saving anti-theft electronic lock.
Detailed description of the invention
Below in conjunction with accompanying drawing of the present utility model, be clearly and completely described the technical solution of the utility model, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Energy-saving anti-theft electric lockset provided by the utility model, comprises, key 2 and energy-saving anti-theft electronic lock.Energy-saving anti-theft electronic lock comprises, and lock core shell 1 and two lock cores, 3, two lock core 3 symmetries are arranged in lock core shell 1.Unlocking action is carried out in the keyhole that key 2 can insert either side lock core 3.
As shown in Figure 3, key 2 part: key 2 is divided into insertion end 5 and swing handle 4, near the position of swing handle 4, there are teeth 11 at the end of insertion end 5, there is in the front end of insertion end 5 data transfer terminal (i.e. TX/RX node 9) and power supply terminal (i.e. VCC node 8 and GND node 10).In swing handle 4, start-up circuit plate 6 is installed.Start-up circuit plate 6 have key end processing module (CPU module, hereinafter referred to as startup CPU), EEPROM module (hereinafter referred to as startup EEPROM) and power supply (i.e. battery feed circuit).The output of battery feed circuit is connected with VCC node 8 circuit, and earth terminal is connected with GND node 10 circuit.Start CPU to communicate to connect with startup EEPROM and TX/RX node 9 respectively.
Near the position of insertion end 5, indicator lamp 12 is installed at the swing handle 4 of key 2.Open battery compartment in swing handle 4 inside, in battery compartment, lithium battery 7 is installed.When lithium battery 7 needs charging, usb 13 is plugged charger charging.Indicator lamp 12 is connected with the pin starting CPU, and when the pin starting CPU module exports high level, indicator lamp 12 gives a green light; When starting the pin output low level of CPU, indicator lamp 12 sends out a warning.
As shown in Figure 1 and Figure 5, lock core part: solidification lock end processing module (CPU module, hereinafter referred to as the CPU that unblanks) and Logic control module on unlock circuit plate 14, andlogic control module and data transfer contact 15 communicate to connect the CPU that unblanks respectively; In order to carry out contacting the connection realized between unlock circuit plate 14 and start-up circuit plate 6 with the TX/RX node 9 on key 2, VCC node 8 and GND node 10, three spring contact points are set in keyhole: data transfer contact 15, power supply contact: positive contact point 16 and ground contact point 17.Then the positive terminal of unlock circuit plate 14 is connected by circuit with positive contact point 16.Earth terminal is connected by circuit with ground contact point 17.Unblank CPU data transmission pin be connected by circuit with data transfer contact 15.Contacted with data transfer contact 15 by TX/RX node 9, make unblank CPU and start the transmission carrying out information between CPU; By contacting of VCC node 8 and GND node 10 and positive contact point 16 and ground contact point 17, connection start-up circuit plate 6 and unlock circuit plate 14, make the lithium battery 7 on start-up circuit plate 6 power for unlock circuit plate 14 and start-up circuit plate 6 simultaneously.Start-up circuit plate 6 and unlock circuit plate 14 all solidify electric pressure converter, in the voltage range of the 3-9V that the voltage transitions provided by lithium battery 7 can use to each electric elements.
In lock core 3 keyhole and lock core shell 1, install the reference column position of teeth 11 (on the corresponding key 2 in installation site), reference column is syllogic spring retention posts, comprises, bottom fixed leg 18, spring, stage casing fixed leg 19 and upper end fixed leg 20.Bottom fixed leg 18 is fixedly installed in lock core shell 1.Spring is arranged on bottom fixed leg 18 top.Stage casing fixed leg 19 is assemblied in spring top.Upper end fixed leg 20 is arranged on stage casing fixed leg 19 top.The top of stage casing fixed leg 19 is inserted in lock core 3, and the length inserting stage casing fixed leg 19 part of lock core 3 equals the vertical distance of arc top to teeth 11 bottom surface of teeth 11.When key 2 inserts keyhole, teeth 11 depress upper end fixed leg 20.Stage casing fixed leg 19 depressed by upper end fixed leg 20 makes it deviate from lock core 3.Under the effect of spring deformation power, upper end fixed leg 20 extrudes the rear stop motion of stage casing fixed leg 19 in lock core 3.
As shown in Figure 2, inside unlock circuit plate 14, a reel 21 is also assembled.Reel 21 is wound with electromagnetic induction coil 22; In reel 21, be placed with electromagnetic bolt 23, electromagnetic bolt 23 one end is fixedly connected with connector 24.On electromagnetic bolt 23, cover has spring, and spring is fixedly connected with electromagnetic bolt 23 away from one end of connector 24, is stuck in reel 21 near one end of connector 24.Electromagnetic induction coil 22 and unlock circuit plate 14 are for being electrically connected.
In the inner side of connector 24, cam 25 is installed.The wheel bore centre position of cam 25 processes keyhole (the similar aircraft blade of shape of keyhole), and keyhole two ends are processed as circular hole.Lock core 3 is inserted in cam 25 circular hole.Connector 24 outer rim has the flange (namely flange profile is aircraft blade shape) matched with keyhole.One end outer rim that lock core 3 inserts cam 25 opens the gap of cannelure 26 and corresponding connector 24 shape.Flange on connector 24 is near the side machine table terrace of electromagnetic induction coil 22.In cannelure 26, arrange collar 27, collar 27 blocks step surface.Two lock cores 3 insert in the circular hole of keyhole both sides respectively.
As shown in Figure 4, energy-saving anti-theft electric lockset is unblanked process: inserted by key 2 in the keyhole of lock core 3, teeth 11 depress reference column, removes reference column to the jam state of lock core 3.TX/RX node 9, the VCC node 8 of key 2 end contact with ground contact point 17 with data transfer contact 15, positive contact point 16 respectively with GND node 10, and start-up circuit plate 6 and unlock circuit plate 14 are connected, unlock circuit plate 14 electricly must enter running status.After start-up circuit plate 6 and unlock circuit plate 14 are connected, unblank to communicate between CPU and startup CPU module.Start in EEPROM and unblank to have corresponding local authentication information and authorization information in CPU, startup CPU transfers the local authentication information started in EEPROM and is sent to the CPU that unblanks; Unblank CPU after receiving and starting the local authentication information that passes over of CPU, the authorization information self had is mated with the local authentication information that it receives, after the match is successful, the CPU that unblanks sends a command to Logic control module, and Logic control module is powered to electromagnetic induction coil 22.Produce magnetic field after electromagnetic induction coil 22 is energized, magnetic field force drives the electromagnetic bolt 23 in reel 21 to release forward, and block the spring on electromagnetic bolt 23 due to reel 21, along with the advance of electromagnetic bolt 23, spring gradually reduces simultaneously.Electromagnetic bolt 23 drives connector 24 to enter in the keyhole of cam 25.The CPU that unblanks sends to startup CPU the order that the match is successful, and start after CPU receives order, driving indicator lamp 12 shows green light.User rotates key 2, completes and unblanks.If overtime, a part due to electromagnetic bolt 23 is projected into beyond coil, the magnetic field force causing electromagnetic induction coil 22 to produce magnetic field reduces the driving force of electromagnetic bolt 23, this magnetic field force is less than the elastic force of spring, electromagnetic bolt 23 retreats due to the effect of spring restoring force, drive connector 24 to deviate from the keyhole of cam 25, cam 25 rotates under self gravitation effect simultaneously.When electromagnetic bolt 23 enters in reel 21 again completely, even if the magnetic field force that electromagnetic induction coil 22 produces magnetic field drives electromagnetic bolt 23 to release again.Because keyhole entry angle improper the make connector 24 of connector 24 with cam 25 can not enter in the keyhole of cam 25 again, open the door unsuccessfully.And after user extracts key 2, due to electromagnetic induction coil 22 dead electricity, electromagnetic bolt 23 being produced to the magnetic field dissipate of repulsion, electromagnetic bolt 23 is got back in reel 21.The keyhole of connector 24 and cam 25 departs from, and opens the door unsuccessfully.
Above; be only detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claim.
Claims (10)
1. key, comprises, and insertion end is characterized in that, also comprises, start-up circuit plate, key end processing module and power supply; Described start-up circuit plate comprises power supply terminal and data transfer terminal, and described power supply terminal and data transfer terminal are arranged in described insertion end; Described power supply is connected with described power supply terminal and described key end processing module, the output of described key end processing module and described data transmission terminal sub-connection; After the power supply terminal of described insertion end is connected, send local authentication information by described data transfer terminal.
2. key according to claim 1, is characterized in that, also comprises, indicator lamp, charging inlet and swing handle, and start-up circuit plate and power supply are all arranged in described swing handle; Charging inlet is connected with power supply; Described indicator lamp is connected with the key end processing module on described start-up circuit plate, and described indicator lamp is arranged on the position of swing handle near insertion end.
3. energy-saving anti-theft electronic lock, comprises, and unlocking mechanism is characterized in that, also comprises, lock core shell and lock core; Lock core comprises, unlock circuit plate, and described lock core is arranged in described lock core shell, and described unlocking mechanism is arranged in described lock core, arranges and contact with power supply terminal on the key the power supply contact coordinated with data transfer terminal in the keyhole of described lock core; The power supply terminal of described unlock circuit plate is connected with described power supply contact; Contacted with power supply contact corresponding on described lock core by described power supply terminal, start-up circuit plate dual lock circuit board is powered, and after the energising of unlock circuit plate, drives unlocking mechanism interlock to unblank.
4. energy-saving anti-theft electronic lock according to claim 3, is characterized in that, also comprises in described lock core, reel, electromagnetic induction coil, electromagnetic bolt and connector; Described electromagnetic induction coil is wrapped on described reel, and described electromagnetic bolt is inserted in described reel, and described electromagnetic bolt one end is fixedly connected with described connector; On described electromagnetic bolt, cover has spring, and described spring is fixedly connected with described electromagnetic bolt away from one end of described connector, is stuck in described reel near one end of described connector, and described electromagnetic induction coil and described unlock circuit plate are for being electrically connected.
5. energy-saving anti-theft electronic lock according to claim 4, it is characterized in that, arrange in the keyhole of described lock core and remove with data transfer terminal the data transfer contact coordinated, solidification lock end processing module and Logic control module on described unlock circuit plate, lock end processing module communicates to connect with described Logic control module and described data transfer contact respectively; Contacted with data transfer contact corresponding on lock core by data transfer terminal, described key end processing module is made local authentication information to be transferred to lock end processing module, then local authentication information holds the authorization information stored in processing module to mate with lock by lock end processing module, and matching result is transferred to key end processing module.
6. energy-saving anti-theft electronic lock according to claim 5, is characterized in that, also comprise, cam; The wheel bore centre position of described cam is processed as keyhole, is processed as circular hole outside described keyhole two ends, and described lock core is inserted in described cam circular hole, and described connector outer rim has the flange matched with described keyhole; One end outer rim that described lock core inserts described cam offers the gap of cannelure and the described connector shape of correspondence, and described flange processes step surface near the side of described electromagnetic induction coil; Also comprise, collar, described collar is enclosed within described cannelure, and collar blocks step surface, prevents described connector from submerging in described lock core.
7. energy-saving anti-theft electronic lock according to claim 6, it is characterized in that, described data transfer contact and described power supply contact are spring contact point, described spring contact point comprises sleeve, spring, round head column and base, described spring is arranged in described sleeve, described round head column is assembled to above described spring, and described sleeve is fixed on described base, and described base is fixedly connected on described lock core.
8. energy-saving anti-theft electronic lock according to claim 7, is characterized in that, the teeth of the corresponding described key of described lock core arrange reference column, and when key does not insert keyhole, described reference column limits the rotation between described lock core and described lock core shell.
9. energy-saving anti-theft electronic lock according to claim 8, it is characterized in that, described reference column is syllogic spring retention posts, comprise, bottom fixed leg, spring, stage casing fixed leg and upper end fixed leg, described bottom fixed leg is fixedly installed in described lock core shell, and described spring is arranged on fixed leg top, described bottom, described stage casing fixed leg is assemblied in described spring top, and described upper end fixed leg is arranged on fixed leg top, described stage casing; The top of described stage casing fixed leg is inserted in described lock core, and the length inserting the described stage casing fixed leg part of described lock core equals the vertical distance of arc top to teeth bottom surface of the teeth of key; When key inserts keyhole, teeth depress described upper end fixed leg, described stage casing fixed leg depressed by described upper end fixed leg makes it deviate from lock core, and under the effect of spring deformation power, described upper end fixed leg extrudes stop motion after the fixed leg of described stage casing in described lock core.
10. energy-saving anti-theft electric lockset, comprises, and unlocking mechanism is characterized in that, also comprises, key according to claim 2 and the arbitrary described energy-saving anti-theft electronic lock of claim 6-9; Unlocking mechanism is arranged in described lock core, and after described key is inserted into described lock core, the electric current that power supply provides, from start-up circuit plate current to unlock circuit plate, wakes lock end processing module up and enters duty; Communicate between lock end processing module and key end processing module, local authentication information is sent to lock end processing module by key end processing module; Lock end processing module is after receiving the local authentication information that key end processing module passes over, the authorization information had is mated with the local authentication information that it receives, after the match is successful, described lock end processing module sends a command to described Logic control module, and described Logic control module is powered to described electromagnetic induction coil; Produce magnetic field after electromagnetic induction coil energising, magnetic field force drives the described electromagnetic bolt in described reel to release forward, and described reel blocks the spring on described electromagnetic bolt simultaneously, and along with the advance of described electromagnetic bolt, spring gradually reduces; Described electromagnetic bolt drives connector to enter in the keyhole of described cam, and lock end processing module sends to key end processing module the order that the match is successful, after key end processing module receives order, drives indicator lamp display green light; Rotate key unlocking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420516320.8U CN204402162U (en) | 2014-09-09 | 2014-09-09 | Key, energy-saving anti-theft electronic lock and energy-saving anti-theft electric lockset |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420516320.8U CN204402162U (en) | 2014-09-09 | 2014-09-09 | Key, energy-saving anti-theft electronic lock and energy-saving anti-theft electric lockset |
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| Publication Number | Publication Date |
|---|---|
| CN204402162U true CN204402162U (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420516320.8U Withdrawn - After Issue CN204402162U (en) | 2014-09-09 | 2014-09-09 | Key, energy-saving anti-theft electronic lock and energy-saving anti-theft electric lockset |
Country Status (1)
| Country | Link |
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| CN (1) | CN204402162U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104234523A (en) * | 2014-09-09 | 2014-12-24 | 黄伟仁 | Key, energy-saving electronic burglarproof lock and energy-saving electronic burglarproof lockset |
| CN106815911A (en) * | 2016-12-30 | 2017-06-09 | 中船重工(武汉)凌久信息技术有限公司 | A kind of intelligent door lock control system and method for industrial equipment management |
-
2014
- 2014-09-09 CN CN201420516320.8U patent/CN204402162U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104234523A (en) * | 2014-09-09 | 2014-12-24 | 黄伟仁 | Key, energy-saving electronic burglarproof lock and energy-saving electronic burglarproof lockset |
| CN106815911A (en) * | 2016-12-30 | 2017-06-09 | 中船重工(武汉)凌久信息技术有限公司 | A kind of intelligent door lock control system and method for industrial equipment management |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150617 Effective date of abandoning: 20170405 |