CN109267836A - Intelligent electronic lock and access control system with the intelligent electronic lock - Google Patents
Intelligent electronic lock and access control system with the intelligent electronic lock Download PDFInfo
- Publication number
- CN109267836A CN109267836A CN201710587187.3A CN201710587187A CN109267836A CN 109267836 A CN109267836 A CN 109267836A CN 201710587187 A CN201710587187 A CN 201710587187A CN 109267836 A CN109267836 A CN 109267836A
- Authority
- CN
- China
- Prior art keywords
- belt wheel
- electronic lock
- intelligent electronic
- unlocking apparatus
- tripper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0002—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B3/00—Fastening knobs or handles to lock or latch parts
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00563—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Lock And Its Accessories (AREA)
Abstract
The present invention provides a kind of intelligent electronic lock, including unlocking apparatus and tripper.Unlocking apparatus includes holding part.Tripper includes lockhole connector, key imitation body, belt wheel mechanism, rotating mechanism, shifting part, locking mechanism and sliding part.The side inside unlocking apparatus is arranged in lockhole connector.The other side inside unlocking apparatus is arranged in locking mechanism.One end of key imitation body connects lockhole connector, and the other end wears one end of belt wheel mechanism and is plugged in locking mechanism.Shifting part is socketed on locking mechanism and is plugged on sliding part.Sliding part is arranged inside unlocking apparatus and can move up and down, when being provided with card slot, card slot and holding part clamping on sliding part, tripper locking.Rotating mechanism is arranged in the other end of belt wheel mechanism, and rotating mechanism rotation drives belt wheel mechanism, and then drives the card slot of shifting part driving sliding part to fall and be detached from holding part, unlocking apparatus thus can unlock.The configuration of the present invention is simple, it is cheap.
Description
Technical field
The present invention relates to a kind of electronic lock more particularly to a kind of intelligent electronic lock and the gate inhibition with the intelligent electronic lock manages
Reason system.
Background technique
With the high speed development of internet and technology of Internet of things, smart home and Intelligent life theory gradually come into people's
Life, but the price of intelligent door lock still allows many consumers to hang back.Current some companies and school dormitory are multi-purpose greatly
Common mechanical lock or door sensor of swiping the card.But the anti-unlatching ability of common mechanical lock is low, key, which is easily lost, even to be replicated,
Daily key of leaving behind will also result in inconvenience.
Summary of the invention
In view of this, it is necessary to provide a kind of intelligent electronic lock and with the access control system of the intelligent electronic lock, with
It solves the above problems.
The present invention provides a kind of intelligent electronic lock, including unlocking apparatus and tripper, is provided on the unlocking apparatus
Holding part, the tripper include lockhole connector, key imitation body, belt wheel mechanism, rotating mechanism, shifting part, lock machine
The side inside the unlocking apparatus is arranged in structure and sliding part, the lockhole connector, and the belt wheel mechanism includes first band
Wheel, the second belt wheel, and the belt being wound around in the first pulley and second belt wheel, the locking mechanism are arranged described
The other side inside unlocking apparatus, one end of the key imitation body connect the lockhole connector, and the other end wears described the
One belt wheel, and be plugged in the locking mechanism, the shifting part is socketed on the locking mechanism, one end of the shifting part
It is plugged on the sliding part, the sliding part is arranged inside the unlocking apparatus and can move up and down, the sliding part
On be provided with card slot, when the card slot and the holding part clamping, the tripper locking, the rotating mechanism is arranged in institute
It states on the second belt wheel, the rotating mechanism rotation drives the belt wheel mechanism, and then the shifting part is driven to drive the sliding
The card slot of part falls and is simultaneously detached from the holding part, the unlocking apparatus thus can unlock.
A kind of access control system, including server, and respectively with the server be electrically connected intelligent electronic lock and
Fingerprint input device, the fingerprint input device obtain the finger print information of enabling personnel in real time, and the server prestores authorized
Finger print information in enabling personnel, and obtain the finger print information of the fingerprint input device typing to be compared, the intelligence
Electronic lock includes unlocking apparatus and tripper, and holding part is provided on the unlocking apparatus, and the tripper includes lockhole
Connector, key imitation body, belt wheel mechanism, rotating mechanism, shifting part, locking mechanism and sliding part, the lockhole connector are set
The side inside the unlocking apparatus is set, the belt wheel mechanism includes first pulley, the second belt wheel, and is wound around described first
The other side inside the unlocking apparatus, the key is arranged in belt on belt wheel and second belt wheel, the locking mechanism
One end of spoon imitation body connects the lockhole connector, and the other end wears the first pulley, and is plugged on the locking mechanism
In, the shifting part is socketed on the locking mechanism, and is plugged on the sliding part, and the sliding part setting is opened described
Inside locking device and it can move up and down, when being provided with card slot, the card slot and the holding part clamping on the sliding part, institute
Tripper locking is stated, the rotating mechanism is arranged on second belt wheel, and the server is matched in the finger print information
When, it controls the rotating mechanism rotation and drives the belt wheel mechanism, and then the drive shifting part drives the card of the sliding part
Slot fall simultaneously with the holding part be detached from, the unlocking apparatus thus can unlock.
Intelligent electronic lock of the invention increases the electromagnet and belt wheel mechanism for rotation, rotates specific angle by electromagnet
It spends to control the folding of door, price is cheaper, and application method is eased, while considerably increasing the safety of mechanical lock
Energy.Access control system of the invention realizes online networking monitoring, improves pipe by the way that the information of acquisition is uploaded to server
Efficiency is managed, the dormitory public security of company and school is largely solved the problems, such as, provides bigger convenience for employee and student,
Avoid the property and reproducibility easy to be lost of manipulator key.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the access control system in an embodiment of the present invention.
Fig. 2 is the module diagram of the access control system in an embodiment of the present invention.
Fig. 3 is the enlarged drawing of the fingerprint input device of access control system in Fig. 1.
Fig. 4 is the structural schematic diagram when intelligent electronic lock in Fig. 1 is seen on the inside of door.
Fig. 5 is the structural schematic diagram of the intelligent electronic lock in an embodiment of the present invention.
Fig. 6 is the structural schematic diagram of intelligent electronic lock in the other directions shown in Fig. 5.
Fig. 7 is the main view of intelligent electronic lock shown in Fig. 5.
Fig. 8 is the dismantling schematic diagram of intelligent electronic lock shown in Fig. 5.
Main element symbol description
The present invention that the following detailed description will be further explained with reference to the above drawings.
Specific embodiment
Below in conjunction with the attached drawing in embodiment of the present invention, the technical solution in embodiment of the present invention is carried out clear
Chu is fully described by, it is clear that described embodiment is only some embodiments of the invention, rather than whole implementation
Mode.Based on the embodiment in the present invention, those of ordinary skill in the art are obtained without making creative work
The all other embodiment obtained, shall fall within the protection scope of the present invention.
It should be noted that it can be directly to separately when a component is considered as " connection " another component
One component may be simultaneously present component placed in the middle.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of body embodiment, it is not intended that the limitation present invention.Term " and or " used herein includes one or more related
Listed item any and all combinations.
Please refer to figs. 1 to 4, and access control system 100 includes intelligent electronic lock 10, fingerprint input device 20 and server
30.The server 30 respectively with the intelligent electronic lock 10 and 20 communication connection of fingerprint input device.The intelligence electricity
Son lock 10 is mounted on a door.The fingerprint input device 20 is mounted on the metope of the neighbouring intelligent electronic lock 10.The finger
Line input device 20 for obtaining the finger print information of enabling personnel in real time.The server 30 is for prestoring authorized enabling personnel
Interior finger print information, and the finger print information for obtaining real-time enabling personnel controls the intelligence to be compared, and in fingerprint matching
The rotary magnet of energy electronic lock 10 is powered rotation to achieve the purpose that unlocking.
Please also refer to Fig. 5 to Fig. 8, the intelligent electronic lock 10 specifically includes unlocking apparatus 11 and tripper 13.Institute
Intelligent electronic lock 10 is stated after the tripper 13 completes unlock, the unlocking apparatus 11 can just unlock.
The unlocking apparatus 11 includes holding part 119.Card prominent 1191 is provided on the holding part 119.The unlocking dress
Setting 11 further includes door outer handle 111, door Internal handle 113, connecting shaft 115 and lock tongue portion 117.The door outer handle 111 and described
Door Internal handle 113 is fixedly connected by the connecting shaft 115.The lock tongue portion 117 is arranged in the connecting shaft 115.Rotation
The lock tongue portion 117 can be retracted and open door by the door outer handle 111 or the door Internal handle 113.The holding part
119 are set in the door Internal handle 113 towards the side of the door outer handle 111, and fix and connect with the door Internal handle 113
It connects.The tripper 13 includes lockhole connector 131, key imitation body 132, belt wheel mechanism 133, rotating mechanism 134, stirs
Part 135, locking mechanism 136, sliding part 137 and locating part 138.
The side inside the unlocking apparatus 11 is arranged in the lockhole connector 131.Specifically, the lockhole connector
131 are connected with the lockhole being arranged on the door outer handle 111.The locking mechanism 136 is arranged in the unlocking apparatus 11
The other side in portion.Specifically, the locking mechanism 136 is threaded through on the door Internal handle 113.
The belt wheel mechanism 133 includes first pulley 1333, the second belt wheel 1335, and is wound around the first pulley 1333
With the belt 1337 on second belt wheel 1335.
One end of the key imitation body 132 connects the lockhole connector 131, and the other end wears the first pulley
1333, and be plugged in the locking mechanism 136.Specifically, the key imitation body 132 includes sequentially connected handle portion
1321, mounting portion 1323 and plug division 1325.Wherein, 1321 oval in shape of handle portion, the mounting portion 1323 is in circle
Post shapes, the plug division 1325 is in a flat shape, and three's outer diameter successively becomes smaller.The handle portion 1321 and the lockhole
Connector 131 connects, and the mounting portion 1323 installs the first pulley 1333, and the plug division 1325 is plugged on described lock
In mechanism 136.
The locking mechanism 136 include 113 outside of the door Internal handle is set lock button 1361, and with it is described anti-
Lock button 1361 is connected and the transmission shaft 1363 of 113 inside of door Internal handle is arranged in.The transmission shaft 1363 is towards institute
The side for stating door outer handle 111 is provided with spliced eye 1365.The grafting is inserted into the plug division 1325 of the key imitation body 132
Hole 1365.
The shifting part 135 is socketed on the locking mechanism 136, and one end of the shifting part 135 is plugged on the cunning
On moving part 137, and it can be slided along desired trajectory.Specifically.The shifting part 135 is socketed in the transmission of the locking mechanism 136
On axis 1363.The shifting part 135 includes sliding piece 1351 and stirs pin 1353.1351 oval in shape of sliding piece.Institute
Sliding piece 1351 is stated when the tripper 13 is locked, the relatively described transmission shaft 1363 is tilted to the right certain angle.This implementation
In mode, it the angle ranging from 45 degree.The pin 1353 of stirring is installed on the sliding piece 1351.
The setting of sliding part 137 is in 11 inside of unlocking apparatus and can move up and down.The locating part 138 is also set
It sets in the inside of the door Internal handle 113.The sliding part 137 is only capable of by the locating part 138 limitation along the door Internal handle
113 up and down direction sliding.Specifically, the generally rectangular flake of the sliding part 137.It is arranged on the sliding part 137
There are sliding groove 1371 and the card slot 1373 positioned at 137 top of sliding part.The sliding groove 1371 is arc-shaped to tilt upward shape.
The pin 1353 of stirring is arranged in the sliding groove 1371.The card slot 1373 with it is described block prominent 1191 clamping when, the solution
Locking device 13 is locked, the rightmost side stirred pin 1353 and be located at the sliding groove 1371.
The rotating mechanism 134 is arranged on second belt wheel 1335, and the rotation of rotating mechanism 134 drives the band
Take turns mechanism 133, so drive the shifting part 135 drive the card slot 1373 of the sliding part 137 fall and with the holding part
119 are detached from, the unlocking apparatus 11 thus can unlock.Specifically, the rotating mechanism 134 includes electromagnet 1341 and fixes
Seat 1343.The fixing seat 1343 is L-shaped.The electromagnet 1341 is arranged by the fixing seat 1343 in second band
On wheel 1335.The rotation of electromagnet 1341 drives the belt wheel mechanism 133, and then it is described to drive the shifting part 135 to drive
The card slot 1373 of sliding part 137 falls and is simultaneously detached from the holding part 119, the unlocking apparatus 11 thus can unlock, it is described
Stir the leftmost side that pin 1353 is located at the sliding groove 1371.
It is understood that the rotating mechanism 134 resets after preset time, and then it is described to drive the shifting part 135 to drive
1373 uplink of card slot of sliding part 137 and with 119 clamping of holding part, the tripper 13 is thus locked.
Selectively, the tripper 13 further includes button protective cover 139.The button protective cover 139 is in hollow circle
Column.The outside for locking button 1361 is arranged in the button protective cover 139, and is located at and described locks button 1361
On.
Intelligent electronic lock of the invention increases the electromagnet and belt wheel mechanism for rotation, rotates specific angle by electromagnet
It spends to control the folding of door, relatively usually on the market using micro motor mate gear and the smart lock of sensor, price is more
Cheap, application method is eased, while considerably increasing the security performance of mechanical lock.Access control system of the invention passes through
The information of acquisition is uploaded to server, online networking monitoring is realized, substantially increases the efficiency of management.Entrance guard management of the invention
System is suitable for company personnel's dormitory and campus student apartment etc., largely solves the dormitory public security of company and school
Problem provides bigger convenience for employee and student, greatly strengthens security protection performance, avoids the easy to be lost of manipulator key
Property and reproducibility.
It is understood that in other embodiments, the intelligent electronic lock 10 is mountable on vehicle or other objects, described
Fingerprint input device 20 is mounted on the vehicle or other objects of the neighbouring intelligent electronic lock 10.
It is understood that in other embodiments, as long as the sliding part 137 can be slided vertically, the locating part 138 can
It omits.
Those skilled in the art it should be appreciated that more than embodiment be intended merely to illustrate the present invention,
And be not used as limitation of the invention, as long as being made within spirit of the invention to embodiment of above
It is appropriate change and variation all fall within the scope of protection of present invention.
Claims (10)
1. a kind of intelligent electronic lock, including unlocking apparatus, which is characterized in that holding part is provided on the unlocking apparatus, it is described
Intelligent electronic lock further includes tripper, and the tripper includes lockhole connector, key imitation body, belt wheel mechanism, rotation
Mechanism, shifting part, locking mechanism and sliding part, the side inside the unlocking apparatus is arranged in the lockhole connector, described
Belt wheel mechanism includes first pulley, the second belt wheel, and the belt being wound around in the first pulley and second belt wheel, described
The other side inside the unlocking apparatus is arranged in locking mechanism, and one end of the key imitation body connects the lockhole connection
Part, the other end wear the first pulley, and are plugged in the locking mechanism, and the shifting part is socketed in the locking mechanism
On, and be plugged on the sliding part, the sliding part is arranged inside the unlocking apparatus and can move up and down, the cunning
When being provided with card slot, the card slot and the holding part clamping on moving part, the tripper locking, the rotating mechanism setting
On second belt wheel, the rotating mechanism rotation drives the belt wheel mechanism, and then drives described in the shifting part driving
The card slot of sliding part falls and is simultaneously detached from the holding part, the unlocking apparatus thus can unlock.
2. intelligent electronic lock as described in claim 1, it is characterised in that: the rotating mechanism resets after preset time, into
And drive the shifting part drive the sliding part card slot uplink and with the holding part clamping, the tripper thus quilt
Locking.
3. intelligent electronic lock as described in claim 1, it is characterised in that: the unlocking apparatus includes door outer handle, handle in door
Hand, connecting shaft and lock tongue portion, the door outer handle and the door Internal handle are fixedly connected by the connecting shaft, the lock tongue portion
It is arranged in the connecting shaft, the lock tongue portion retracts by rotating the door outer handle or the door Internal handle and beats door
It opens, the holding part is set in the door Internal handle towards the side of the door outer handle, and fixes and connect with the door Internal handle
It connects, is provided with that card is prominent on the holding part, when the prominent clamping of the card of the card slot of the sliding part and the holding part, the unlock is filled
Set locking.
4. intelligent electronic lock as claimed in claim 3, it is characterised in that: the lockhole connector is arranged in the door outer handle
On, the locking mechanism is threaded through on the door Internal handle.
5. intelligent electronic lock as claimed in claim 4, it is characterised in that: the key imitation body includes sequentially connected handle
Portion, mounting portion and plug division, the handle portion are connect with the lockhole connector, and the mounting portion installs the first pulley,
The plug division is plugged on the locking mechanism.
6. intelligent electronic lock as claimed in claim 5, it is characterised in that: the locking mechanism includes that handle is arranged in the door
Button is locked on the outside of hand, and is connected with the button of locking and the transmission shaft on the inside of the door Internal handle is set, it is described
The side of transmission shaft towards the door outer handle is provided with spliced eye, and the plug division is plugged in the spliced eye.
7. intelligent electronic lock as claimed in claim 6, it is characterised in that: the shifting part is socketed in the biography of the locking mechanism
On moving axis, the shifting part includes sliding piece and stirs pin, sliding groove is provided on the sliding part, described pin one end of stirring is set
It sets on the sliding piece, the other end is arranged in the sliding groove, and when the tripper is locked, the pins position of stirring is in institute
The rightmost side of sliding groove is stated, the card of the holding part is dashed forward and the card slot clamping of the sliding part, when the tripper unlocks, institute
It states and stirs pins position in the leftmost side of the sliding groove, the prominent card slot with the sliding part of the card of the holding part is detached from.
8. intelligent electronic lock as claimed in claim 7, it is characterised in that: the tripper further includes locating part, the limit
Position part is arranged in door Internal handle towards the side of the door outer handle and is located at the two sides of the sliding part.
9. intelligent electronic lock as described in claim 1, it is characterised in that: the rotating mechanism includes electromagnet and fixing seat,
The electromagnet is arranged on second belt wheel by the fixing seat.
10. a kind of access control system, including server, and the intelligent electronic lock that is electrically connected respectively with the server and refer to
Line input device, the fingerprint input device obtain the finger print information of enabling personnel in real time, and the server is prestored to be authorized to and be opened
Finger print information in door personnel, and obtain the finger print information of the fingerprint input device typing to be compared, the intelligence electricity
Son lock includes unlocking apparatus and tripper, and holding part is provided on the unlocking apparatus, and the tripper includes that lockhole connects
Fitting, key imitation body, belt wheel mechanism, rotating mechanism, shifting part, locking mechanism and sliding part, the lockhole connector setting
Side inside the unlocking apparatus, the belt wheel mechanism includes first pulley, the second belt wheel, and is wound around the first band
The other side inside the unlocking apparatus, the key is arranged in belt on wheel and second belt wheel, the locking mechanism
One end of imitation body connects the lockhole connector, and the other end wears the first pulley, and is plugged in the locking mechanism,
The shifting part is socketed on the locking mechanism, and is plugged on the sliding part, and the sliding part is arranged in the unlocking
Inside device and it can move up and down, it is described when being provided with card slot, the card slot and the holding part clamping on the sliding part
Tripper locking, the rotating mechanism are arranged on second belt wheel, the server when the finger print information matches,
It controls the rotating mechanism rotation and drives the belt wheel mechanism, and then the shifting part is driven to drive under the card slot of the sliding part
Fall and with the holding part be detached from, the unlocking apparatus thus can unlock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710587187.3A CN109267836B (en) | 2017-07-18 | 2017-07-18 | Intelligent electronic lock and access control management system with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710587187.3A CN109267836B (en) | 2017-07-18 | 2017-07-18 | Intelligent electronic lock and access control management system with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109267836A true CN109267836A (en) | 2019-01-25 |
| CN109267836B CN109267836B (en) | 2020-11-24 |
Family
ID=65148051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710587187.3A Active CN109267836B (en) | 2017-07-18 | 2017-07-18 | Intelligent electronic lock and access control management system with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109267836B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110195533A (en) * | 2019-04-24 | 2019-09-03 | 天津真淼锁具销售有限公司 | A kind of flexibility lockset |
| CN112922458A (en) * | 2021-03-08 | 2021-06-08 | 杭州立方控股股份有限公司 | Campus intelligent door lock system |
| CN113279633A (en) * | 2021-04-20 | 2021-08-20 | 唐琪 | Intelligent household equipment control method and device |
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| CN103077561A (en) * | 2012-12-14 | 2013-05-01 | 上海第二工业大学 | School office fingerprint access control management system |
| US20140047878A1 (en) * | 2011-03-11 | 2014-02-20 | Schlage Lock Company Llc | Multi-mode lock assembly |
| CN203654888U (en) * | 2013-09-30 | 2014-06-18 | 谢剑 | Door lock |
| CN205382771U (en) * | 2016-03-09 | 2016-07-13 | 汕头市占普斯工艺实业有限公司 | Novel first handle tool to lock of activity |
| CN206299214U (en) * | 2016-12-05 | 2017-07-04 | 黎浩添 | A kind of quick opening door lock |
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| CN2931699Y (en) * | 2006-08-10 | 2007-08-08 | 李宝坚 | Locking device for electronic handle lock |
| US20140047878A1 (en) * | 2011-03-11 | 2014-02-20 | Schlage Lock Company Llc | Multi-mode lock assembly |
| CN103077561A (en) * | 2012-12-14 | 2013-05-01 | 上海第二工业大学 | School office fingerprint access control management system |
| CN203654888U (en) * | 2013-09-30 | 2014-06-18 | 谢剑 | Door lock |
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| CN113279633A (en) * | 2021-04-20 | 2021-08-20 | 唐琪 | Intelligent household equipment control method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109267836B (en) | 2020-11-24 |
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