CN112334955A - Passive driving system and passive lock - Google Patents
Passive driving system and passive lock Download PDFInfo
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- CN112334955A CN112334955A CN201980010639.9A CN201980010639A CN112334955A CN 112334955 A CN112334955 A CN 112334955A CN 201980010639 A CN201980010639 A CN 201980010639A CN 112334955 A CN112334955 A CN 112334955A
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- 238000005516 engineering process Methods 0.000 description 3
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- 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
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Abstract
The invention discloses a passive driving system (1) and a passive lock, wherein the passive driving system (1) comprises: the energy conversion unit (11), the control unit (12) and the authentication unit (13), wherein the energy conversion unit (11) receives the energy output by the energy supply device (3) and converts the energy into electric energy; the control unit (12) receives electric energy and is used for driving the electric unit (2); the authentication unit (13) and the energy supply device (3) perform safety authentication; when the energy supply device (3) passes the safety certification, the control unit (12) outputs a driving signal to drive the electric unit (2).
Description
The invention relates to a passive driving system and a passive lock.
At present, with the rapid development, various products based on the NFC (Near Field Communication) Near Field Communication technology are widely applied to the fields of door access, mobile payment, identification of airline packages and baggage, mail sorting, commodity circulation control, electronic anti-counterfeiting and the like. Particularly, in electronic lock products, the high-efficiency and convenient use experience brought by no key is advocated, and the electronic lock is advocated by the general consumer groups.
At present, products applying the NFC technology in the market, such as NFC locks, are mostly powered by batteries, which is not only greatly different from the mainstream environmental protection advocated concept, but also additionally increases the volume, weight and cost of the products and the use cost of users. The traditional NFC lock only depends on reading the UID of the card as an identification basis, and the password is plaintext transmission, so that the technical defect that the card is easy to crack and copy exists. Therefore, for the existing NFC unlocking mode, the power is generally insufficient, the antenna is too large, and the wide popularization of the passive lock is restricted.
Disclosure of Invention
Compared with the traditional electronic lock circuit which needs a battery or power supply, the invention adopts a convenient and reliable multi-medium passive unlocking technology, and deeply optimizes antenna matching by improving a power transmission mode, so that the power utilization efficiency is maximized; and each authentication encrypts the transmission using a novel encryption technique.
The technical problem to be solved by the present invention is to provide a passive driving system, which includes:
the energy conversion unit is used for receiving the energy output by the energy supply device and then converting the energy into electric energy;
the control unit receives the electric energy and is used for driving an electric unit;
the authentication unit is used for carrying out safety authentication with the energy supply device;
when the energy supply device passes the safety certification, the control unit outputs a driving signal to drive the electric unit.
The above passive drive system, wherein the control unit comprises:
a storage module that stores the electric energy;
the detection module detects the electric energy storage amount of the storage module, and when the electric energy storage amount reaches a threshold value, a first signal is output;
and the master control module sets the passive driving system to enter a ready driving state according to the first signal.
In the passive driving system, after the ready-to-drive state is entered, the electric unit operates according to the driving signal.
In the passive driving system, the authentication unit is an electronic tag.
In the passive driving system, the authentication unit is an infrared transceiver.
The invention also provides a passive lock, comprising:
the passive drive system of any of the above;
an electromotive unit;
the passive driving system receives and stores energy output by the energy supply device, and drives the electric unit to be unlocked or locked after the energy supply device passes safety certification.
Aiming at the prior art, the invention has the following effects:
(1) based on a plurality of wireless transmission authentication modes, the encryption degree is high, and authentication modes (including infrared rays, 125K,13.56MHZ and 900MHZ) which are not limited by the environment can be selected according to different application occasions;
(2) the wireless authentication and driving circuits are mutually independent, the working efficiency is high, and the crosstalk is small;
(3) extra batteries or power supplies are not needed, so that the product volume and the manufacturing and maintenance cost are reduced to the maximum extent;
(4) the unlocking method of the passive lock can be realized in a 125K,13.56MHZ and 900MHZ wireless authentication mode through infrared rays;
(5) the invention separates the energy transmission channel from the authentication channel, works independently, improves the authentication mode, miniaturizes the passive lock, adopts the infrared authentication mode in special application occasions, resists interference, and has obvious anti-shielding effect
Fig. 1 is a schematic structural diagram of the passive lock of the present invention.
The invention is described in further detail below with reference to specific embodiments and with reference to the following figures: the embodiment is implemented on the premise of the technical scheme of the invention, and the implementation mode and the operation process are given, but the protection scope of the invention is not limited by the following embodiments.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a passive lock according to the present invention. As shown in fig. 1, the passive lock of the present invention comprises: a passive drive system 1 and an electric unit 2; passive actuating system 1 receives and stores the energy that supplies the output of energy supply device 3, works as after energy supply device 3 passes through the safety certification, passive actuating system drive 1 moves electric unit 2 unblock or shutting.
Further, the passive driving system 1 includes: an energy conversion unit 11, a control unit 12, and an authentication unit 13; the energy conversion unit 11 receives the energy output by the energy supply device 3 and converts the energy into electric energy; the control unit 12 receives electric power and drives the electric unit 2; the authentication unit 13 performs security authentication with the energy supply device 3; when the energy supply device 3 passes the safety certification, the control unit 12 outputs a driving signal to drive the electric unit 2.
Still further, the control unit 12 includes: the storage module 121, the detection module 122 and the main control module 123, wherein the storage module 121 stores the electric energy; the detection module 122 detects the electric energy storage amount of the storage module 121, and outputs a first signal when the electric energy storage amount reaches a threshold; the main control module 123 sets the passive driving system to enter a ready-to-drive state and output a driving signal according to the first signal, and after entering the ready-to-drive state, the electric unit 2 works according to the driving signal.
In this embodiment, the authentication unit 13 is an electronic tag, an energy conversion unit 11 is disposed in the electronic tag, the energy conversion unit 11 is a power antenna electrically connected to the storage module 121, the storage module 121 is electrically connected to the main control module 123 and the detection module 122, the main control module 123 is electrically connected to the electric unit 2, and the energy output by the energy supply device 3 is converted into dc power through the power antenna, wherein the power transmitting antenna can select a wide-range sine wave with a working frequency of 100KHZ to 50MHZ, a pulse wave and other radio frequency fields according to the requirements of a working occasion, a lock structure and the like, so that the energy receiving and transmitting efficiency is maximized, and the receiving front section converts the carrier wave into dc power for the control unit 12 and the electric unit 2. I.e. the radio frequency field of the power antenna, is rectified at high speed, filtered and stabilized, and then outputs a stable direct current power supply to the control unit 12 and the electric unit 2 for use. The circuit does not demodulate the signal, but only serves as a power supply. Meanwhile, the energy supply device 3 wirelessly transmits an authentication signal to the main control module 123 through authentication signal transmission in the electronic tag, and the main control module 123 controls the electric unit 2 to perform unlocking or locking operation; by using an electronic tag whose sensing mode includes 125k,13.56MHZ and 960MHZ, the authentication unit 13 can perform bidirectional communication with the power supply device 3 without power transmission because the control unit 12 is powered by the power supply device 3. In the present embodiment, the electric unit 2 is a motor, but the present invention is not limited thereto. Therefore, the invention solves the inconvenience caused by the power supply of the battery of the electronic lock and has reliability, rapidness and convenience.
In another embodiment of the present invention, the authentication unit 13 is an infrared transceiver, and the passive driving system enters a ready-to-drive state, and when the power supply device 3 (infrared ray, 125K,13.56MHZ,900MHZ tag) with the encryption protocol approaches the infrared transceiver (infrared ray, 125K,13.56MHZ,900MHZ tag), a channel for exchanging authentication data is established in a point-to-point mode. The infrared receiving and transmitting mode to be explained is particularly suitable for long distance, high risk and application occasions, and has the advantages of strong anti-interference capability, long control distance and no need of power supply.
In conclusion, the hardware equipment is safe and reliable, has low cost, is suitable for wide application, and can be popularized to common miniaturized passive lock application; is not limited by an authentication antenna; besides the application of common locks, the high-power lock head can be unlocked; wherein the infrared ray mode is suitable for unblanking from a long distance, and anti-electromagnetic interference is strong.
While the foregoing is directed to embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Claims (6)
- A passive drive system, comprising:the energy conversion unit is used for receiving the energy output by the energy supply device and then converting the energy into electric energy;the control unit receives the electric energy and is used for driving an electric unit;the authentication unit is used for carrying out safety authentication with the energy supply device;when the energy supply device passes the safety certification, the control unit outputs a driving signal to drive the electric unit.
- The passive drive system of claim 1, wherein the control unit comprises:a storage module that stores the electric energy;the detection module detects the electric energy storage amount of the storage module, and when the electric energy storage amount reaches a threshold value, a first signal is output;and the master control module sets the passive driving system to enter a ready driving state according to the first signal.
- The passive drive system of claim 2, wherein the electric motor unit operates in accordance with the drive signal after entering the ready-to-drive state.
- The passive drive system according to claim 1, wherein the authentication unit is an electronic tag.
- The passive drive system according to claim 1, wherein the authentication unit is an infrared ray transmitting and receiving device.
- A passive lock, comprising:a passive drive system as claimed in any one of the preceding claims 1-5;an electromotive unit;the passive driving system receives and stores energy output by the energy supply device, and drives the electric unit to be unlocked or locked after the energy supply device passes safety certification.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019104200936 | 2019-05-20 | ||
| CN201910420093 | 2019-05-20 | ||
| PCT/CN2019/112767 WO2020232969A1 (en) | 2019-05-20 | 2019-10-23 | Passive drive system and passive lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112334955A true CN112334955A (en) | 2021-02-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201980010639.9A Pending CN112334955A (en) | 2019-05-20 | 2019-10-23 | Passive driving system and passive lock |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN112334955A (en) |
| WO (1) | WO2020232969A1 (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5299436A (en) * | 1990-03-13 | 1994-04-05 | Mardesich Enterprises, Inc. | Fast access electronic locking system |
| CN103489245A (en) * | 2013-10-18 | 2014-01-01 | 苏州新大诚科技发展股份有限公司 | Passive smart lock system |
| US20140138439A1 (en) * | 2012-11-16 | 2014-05-22 | Micro-Sensys Gmbh | Closing unit, closing apparatus, and method for unlocking and/or locking a lock |
| TWM505524U (en) * | 2015-04-15 | 2015-07-21 | Sunrex Technology Corp | Smart lock control system, unlocking device and electronic lock |
| CN204631978U (en) * | 2015-05-07 | 2015-09-09 | 精元电脑股份有限公司 | Smart lock control system, unlocking apparatus and electronic lock |
| CN105788035A (en) * | 2014-12-25 | 2016-07-20 | 北京同方微电子有限公司 | With the passive intelligence lock that has NFC function card reader mode mobile communication |
| CN107393099A (en) * | 2017-08-24 | 2017-11-24 | 深圳供电局有限公司 | Digital lock |
| CN109372339A (en) * | 2018-10-24 | 2019-02-22 | 珠海优特电力科技股份有限公司 | It is a kind of for the solenoid driving device of passive electronic lockset, solenoid-activated method and passive electronic lockset |
| CN109410375A (en) * | 2018-08-29 | 2019-03-01 | 安芯锁(北京)信息技术有限公司 | The switch locking method and its system of the passive electronic lock core of built-in security chip |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204102178U (en) * | 2014-09-24 | 2015-01-14 | 北京联云格科技有限公司 | A kind of NFC label with passive switch |
| CN204256823U (en) * | 2014-12-02 | 2015-04-08 | 深圳市迈圈信息技术有限公司 | A kind of passive electronic lock |
| CN205920526U (en) * | 2016-07-04 | 2017-02-01 | 东莞市猫头鹰智能科技有限公司 | Passive intelligent electronic lock and unlocking control system thereof |
| CN106355716A (en) * | 2016-08-31 | 2017-01-25 | 中山达华智能科技股份有限公司 | Passive electronic lock |
| WO2019010264A1 (en) * | 2017-07-05 | 2019-01-10 | Carrier Corporation | Temporal lock system |
-
2019
- 2019-10-23 WO PCT/CN2019/112767 patent/WO2020232969A1/en active Application Filing
- 2019-10-23 CN CN201980010639.9A patent/CN112334955A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5299436A (en) * | 1990-03-13 | 1994-04-05 | Mardesich Enterprises, Inc. | Fast access electronic locking system |
| US20140138439A1 (en) * | 2012-11-16 | 2014-05-22 | Micro-Sensys Gmbh | Closing unit, closing apparatus, and method for unlocking and/or locking a lock |
| CN103489245A (en) * | 2013-10-18 | 2014-01-01 | 苏州新大诚科技发展股份有限公司 | Passive smart lock system |
| CN105788035A (en) * | 2014-12-25 | 2016-07-20 | 北京同方微电子有限公司 | With the passive intelligence lock that has NFC function card reader mode mobile communication |
| TWM505524U (en) * | 2015-04-15 | 2015-07-21 | Sunrex Technology Corp | Smart lock control system, unlocking device and electronic lock |
| CN204631978U (en) * | 2015-05-07 | 2015-09-09 | 精元电脑股份有限公司 | Smart lock control system, unlocking apparatus and electronic lock |
| CN107393099A (en) * | 2017-08-24 | 2017-11-24 | 深圳供电局有限公司 | Digital lock |
| CN109410375A (en) * | 2018-08-29 | 2019-03-01 | 安芯锁(北京)信息技术有限公司 | The switch locking method and its system of the passive electronic lock core of built-in security chip |
| CN109372339A (en) * | 2018-10-24 | 2019-02-22 | 珠海优特电力科技股份有限公司 | It is a kind of for the solenoid driving device of passive electronic lockset, solenoid-activated method and passive electronic lockset |
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| Publication number | Publication date |
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| WO2020232969A1 (en) | 2020-11-26 |
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Effective date of registration: 20220209 Address after: 518000 1002, Beiyou science and technology building, No. 42, Gaoxin South Ring Road, high tech Zone community, Yuehai street, Nanshan District, Shenzhen, Guangdong Province Applicant after: Shenzhen Meikai Innovation Technology Co.,Ltd. Address before: 518000 east of 5th floor, building D, phase II, Daheng science and Technology Park, Xili street, Nanshan District, Shenzhen City, Guangdong Province Applicant before: Shenzhen Longxin intelligent lock Co.,Ltd. |
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Application publication date: 20210205 |
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