CN212061280U - Hand pulse recognition entrance guard device - Google Patents
Hand pulse recognition entrance guard device Download PDFInfo
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- CN212061280U CN212061280U CN202020811274.XU CN202020811274U CN212061280U CN 212061280 U CN212061280 U CN 212061280U CN 202020811274 U CN202020811274 U CN 202020811274U CN 212061280 U CN212061280 U CN 212061280U
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- 210000003462 vein Anatomy 0.000 claims description 17
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- 230000005389 magnetism Effects 0.000 claims description 5
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- 238000012423 maintenance Methods 0.000 abstract description 4
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- 210000001367 artery Anatomy 0.000 description 1
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Abstract
The invention discloses a hand pulse recognition access control device. The device comprises a controller module and a terminal module; the controller module is connected with the terminal module through a network data line. The controller module comprises a main processor, a memory, a communication interface module and a main power supply module; the terminal module comprises a hand pulse acquisition module, a subprocessor and a terminal power supply module; the Bluetooth module, the NFC module, the light prompt module and the sound prompt module are respectively connected with the subprocessors. The utility model discloses a hand pulse recognition entrance guard's device, terminal module need not the independent power input and can realize the output function of hand pulse recognition input, bluetooth NFC input and light sum sound, can compensate that current entrance guard's machine function is single, the security is not high, the wiring is complicated etc. not enough. And the main processor has abundant communication interfaces, can be connected with an electric lock, a door controller and the like as required, and has high flexibility, simple maintenance and high safety.
Description
Technical Field
The utility model relates to a biological identification technical field especially relates to a hand pulse recognition entrance guard's device.
Background
With the increase of safety requirements of people, identification devices are required to be applied in more and more occasions, and in practical application, biological identification is gradually popularized and applied due to the unique convenience and non-loss property of the biological identification. However, in many biometric identification technologies, fingerprints are easy to copy and counterfeit, and the security is not high; the face recognition has high requirements on ambient light and consistency of user shapes; iris recognition is inconvenient to collect and light in use can bring discomfort to users.
The hand pulse recognition technology is a new biological recognition technology in recent years, and can be used for identity recognition and authentication. The hand vein recognition device obtains the distribution characteristics of the hand veins through near infrared rays, stores the hand vein distribution characteristic images as samples, further establishes a hand vein database, and completes identity recognition by comparing hand vein data of a user with sample data in the database.
The hand vein recognition technology is gradually favored by research and development personnel in the field of biological recognition due to the fact that living body recognition is needed and the technology is not reproducible, non-contact acquisition and recognition are achieved, data accuracy is high, usability is high, and the technology is gradually applied to the fields of finance, police law, education, mechanical departments and the like.
Present hand arteries and veins discernment equipment function is more single, has certain limitation in the aspect of attendance and entrance guard's function, if: the electromagnetic lock can not be directly driven, the door magnetism detection function is lacked, the door-out switch control function is lacked, and the like. Meanwhile, for some temporary users, if the hand pulse information is not input in advance, the door cannot be opened by authorization in other modes, and the method is very inconvenient.
In addition, in the existing hand vein identification access control equipment on the market, the main processor module and the hand vein identification module are generally integrated in one terminal device, so that the equipment is large in size and attractive in appearance, the requirements on installation environment and circuit deployment are high, and inconvenience is brought to the use and maintenance of the whole system.
How to make the hand pulse discernment entrance guard terminal's function more comprehensive, the usability is stronger, becomes a problem that awaits solution urgently.
SUMMERY OF THE UTILITY MODEL
1. The purpose of the utility model is to provide a novel water-saving device.
The utility model provides a technical problem be that solve the function singleness of current entrance guard's scheme, use inconvenient, the not high not enough of security, provide a hand pulse discernment entrance guard's equipment of high security, convenient to use and maintenance.
2. The utility model adopts the technical proposal.
The utility model discloses a hand pulse recognition entrance guard device, which comprises a controller module and a terminal module; the controller module and the terminal module are connected through a network data line to transmit data and supply power;
the controller module comprises a main processor, a memory, a communication interface module, an input module and a main power supply module;
the main processor is respectively connected with the memory, the communication interface module and the main power supply module, receives the information acquired by each input module, analyzes and processes the information to verify the identity of the user, and feeds back the result to each peripheral device;
the memory is connected with the main processor and used for storing the registered palm vein information of the user, and the main processor calls the sample in the memory to compare;
the communication interface module is connected with the main processor and comprises a network interface, an electromagnetic lock interface, a door controller interface, a door magnetic detector and a door exit switch detection interface; the main processor sends an instruction to an electromagnetic lock interface or a door controller interface to realize the opening and closing of the door controller;
the input module comprises a door magnetism detection circuit, a door exit switch circuit and an anti-dismantling alarm circuit. And the main processor acquires the opening or closing information of the door according to the door magnetism opening or closing information acquired by the input module to acquire the opening and closing state and the dismantling information of the door.
The terminal module comprises a hand pulse acquisition module and a subprocessor;
the hand pulse acquisition module comprises a near-infrared light emitter, a camera and a precise circuit, and acquires hand pulse information of a user and outputs the hand pulse information to the main processor;
the subprocessors are connected with peripheral equipment to control and execute access control, alarm and light action.
Furthermore, the network interface of the communication interface module is connected to a network server, the access control devices are connected to the network server, and the plurality of hand vein access control devices are connected to the server through Ethernet ports to be networked and work cooperatively.
Furthermore, the controller module also comprises a main power supply module for supplying power to other modules.
Furthermore, the output end of the anti-dismantling alarm circuit is connected with the main processor, and the other end of the anti-dismantling alarm circuit is connected with the alarm switch; when the hand pulse recognition access control device is detached, the alarm switch is started.
Furthermore, the terminal module also comprises a terminal power supply module which is connected with the main processor through a network data line and can provide power supply required by the hand pulse acquisition module and the sub-processor module.
Furthermore, the peripheral equipment of the terminal module comprises a Bluetooth module which is connected with the sub-processor to identify identity information.
Furthermore, the peripheral equipment of the terminal module comprises an NFC module for inputting identity information.
Furthermore, the peripheral equipment of the terminal module comprises a light module which displays RGB three-color light according to the indication sent by the controller.
Furthermore, the communication interface module comprises a USB interface, a TCP/IP interface, an RS485 interface, a Wiegand interface, a switching value signal interface and an OPEN interface.
Furthermore, a plurality of hand pulse recognition access control devices are connected to a server through a TCP/IP interface in the communication interface module to perform networking cooperative work.
3. The utility model discloses produced technological effect.
The utility model discloses a hand pulse recognition entrance guard's device, terminal module need not the independent power input and can realize the output function of hand pulse recognition input, bluetooth NFC input and light sum sound, can compensate that current entrance guard's machine function is single, the security is not high, the wiring is complicated etc. not enough. And the main processor has abundant communication interfaces, can be connected with an electric lock, a door controller and the like as required, and has high flexibility, simple maintenance and high safety.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a hand pulse recognition access control device according to an embodiment of the present invention;
fig. 2 is a schematic connection diagram of a controller module and a terminal module of the hand pulse recognition access control device according to the embodiment of the present invention;
fig. 3 is a schematic structural diagram of an input module in a controller module of the hand pulse recognition access control device according to the embodiment of the present invention;
fig. 4 is a circuit diagram of a main processor module according to an embodiment of the present invention;
FIG. 5 is a block circuit diagram of a sub-processor according to an embodiment of the present invention;
fig. 6 is a circuit diagram of an NFC module according to an embodiment of the present invention;
fig. 7 is a circuit diagram of wired communication between the main processor and the subprocessors according to an embodiment of the present invention;
fig. 8 is an access circuit diagram of the hand pulse acquisition module in the embodiment of the present invention;
fig. 9 is a driving circuit of the light module 12 according to the embodiment of the present invention.
Detailed Description
Because the existing hand vein recognition access control device has single function and is of an integrated structure, the hand vein recognition access control device has single function and is inconvenient to install, use and maintain. In view of this, the embodiment of the present invention provides a hand pulse recognition access control device.
Referring to fig. 1, it is a schematic structural diagram of a hand pulse recognition access control device in an embodiment of the present invention. The hand pulse recognition entrance guard device comprises a controller module 1 and a terminal module 2. In the controller module 1, the communication interface 4, the power supply module 5, the storage module 6 and the input module 14 are respectively connected with the main processor 3.
The terminal module 2 comprises a terminal power module 7, a hand pulse acquisition module 8, a sub-processor 9, a Bluetooth module 10, an NFC module 11, a light module 12 and a voice module 13 which are respectively connected with the sub-processor 9.
As shown in fig. 2, the controller module 1 and the terminal module 2 are connected by a network data line, through which data transmission can be realized between the controller module 1 and the terminal module 2, and the network data line also has a power line function; the power module 5 in the controller module 1 converts an external power supply into a power supply required by the controller module 1, and meanwhile, the power supply required by the device can be provided for the terminal module 2 through a network data line; the terminal power supply module 7 supplies power to the entire terminal module.
The main processor 3 is a core module of the equipment, receives the information collected by each input module, analyzes and processes the information to verify the identity of a user, feeds back the result to each output module, and presents the result as door lock opening/closing, light prompt and sound prompt.
Fig. 4 is a circuit diagram of a main processing module, which uses an NRF52832 chip to control other peripheral modules, such as the output of wiegand signals and communication interfaces between the peripheral modules and subprocessors, and the chip also controls two inputs with isolation and two outputs.
And the storage module 6 is connected with the main processor and is used for storing the hand vein characteristic information acquired in advance. When the access control device uses a local comparison mode, the user hand pulse information acquired by the hand pulse acquisition module 8 is compared with the hand pulse information stored in the storage module 6 through the main processor 3, a comparison result is stored in the storage module 6, and a result signal is sent to the subprocessor. The light module 12 and the voice module 13 are respectively connected to the sub-processor 9, and include an a/D conversion circuit and a buzzer for displaying a light prompt and a voice prompt of the hand pulse recognition result.
FIG. 5 is a circuit diagram of a sub-processing module, which uses an NRF52832 chip, an Arm codex-M4-32bit processor, and controls other peripheral modules: the system comprises a Bluetooth module, an NFC module, a light module, a buzzer module and communication with a main processor.
Fig. 6 is a circuit diagram of wired communication between the sub-processing module and the main processing module, and the communication distance of the RS232 communication interface supports 10 meters.
Fig. 7 is a signal conversion chip SP3232, which converts TTL signals into RS232, and the transmission distance is longer, so as to implement communication with the host processor.
As shown in fig. 3, the input module 14 includes a door magnetism detection circuit 141, an exit switch circuit 142, and an anti-tamper alarm circuit 143. In practical use, the opening and closing of the door can cause the state of the door magnet to change, and the main processor obtains and stores the opening and closing state of the door according to the opening or closing message of the door magnet. When the door-out switch is pressed down, the electromagnetic lock is triggered to be powered off, and the door lock is opened.
The output end of the tamper-proof alarm circuit 143 is connected to an I/O port of the main processor 3 for use as a terminal input, and the other end is connected to an alarm switch. When the hand pulse recognition access control device is detached, the alarm switch bounces off, the detachment prevention alarm circuit outputs a trigger signal to an interface connected with the main processor 3, and further the main processor sends an alarm sound instruction through a subprocessor of the terminal module.
The communication interface module 4 comprises a USB interface, a TCP/IP interface, an RS485 interface, a Wiegand interface, a switching value signal interface and an OPEN interface. The main processor 3 is in data communication with other equipment through the communication interface module. The peripheral equipment connected with the interface in the communication interface module 4 receives the entrance guard unlocking instruction sent by the main processor 3 to realize unlocking.
The plurality of hand pulse recognition access control devices can be connected to a server through a TCP/IP interface in the communication interface module 4 to perform networking cooperative work. When the access control device uses a server comparison mode, the hand pulse information collected in the hand pulse collection module 8 is compared with the stored data in the server connected with the communication interface module 4 through the main processor 3, the comparison result is stored in the server and fed back to the main processor 3, the main processor 3 further sends a result signal to the sub-processor 9, and further, the light module and the voice module show the final comparison result.
The hand pulse acquisition module 8 comprises a near-infrared light emitter, a camera and a precise circuit and is used for acquiring hand pulse information of a user; the palm of the user does not need to contact the pulse sensor, and the operation can be finished only by placing the palm 40-60 mm above the sensor; the collected hand vein information is transmitted to the main processor 3, and further a subsequent identification and comparison task is performed.
Fig. 8 shows that the hand pulse acquisition module 8 is connected into a circuit, and signals are transmitted to the main processor 3.
Fig. 9 shows a driving circuit of the light module 12, which displays RGB three-color light according to the indication from the controller.
The utility model discloses, through increasing being connected of bluetooth module 10, NFC module 11 and subprocessor 9, compensatied the single not enough of identification mode among the hand pulse discernment entrance guard's device, the user is under the condition that does not type hand pulse information in advance, can be through the mode identification identity of bluetooth or punching the card. The user can temporarily register and bind own mobile phone Bluetooth or card, when the mobile phone or card is used, the mobile phone or card is close to the terminal equipment, after the Bluetooth identification module 10 or the NFC module 11 of the sub-processor 9 reads information, the data is transmitted to the controller, the controller judges the legality of the user and sends out a command of whether the door lock is opened or not, and meanwhile, the light module 12 and the voice module 13 display identification results.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (10)
1. A hand pulse recognition entrance guard device is characterized by comprising a controller module and a terminal module; the controller module and the terminal module are connected through a network data line to transmit data and supply power;
the controller module comprises a main processor, a memory, a communication interface module, an input module and a main power supply module;
the main processor is respectively connected with the memory, the communication interface module and the main power supply module, receives the information acquired by each input module, analyzes and processes the information to verify the identity of the user, and feeds back the result to each peripheral device;
the memory is connected with the main processor and used for storing the registered palm vein information of the user, and the main processor calls the sample in the memory to compare;
the communication interface module is connected with the main processor and comprises a network interface, an electromagnetic lock interface, a door controller interface, a door magnetic detector and a door exit switch detection interface; the main processor sends an instruction to an electromagnetic lock interface or a door controller interface to realize the opening and closing of the door controller;
the input module comprises a door magnetism detection circuit, a door exit switch circuit and an anti-dismantling alarm circuit; the main processor acquires a door magnet opening or closing message according to the input module to acquire the opening and closing state and the dismantling information of the door;
the terminal module comprises a hand pulse acquisition module and a subprocessor;
the hand pulse acquisition module comprises a near-infrared light emitter, a camera and a precise circuit, and acquires hand pulse information of a user and outputs the hand pulse information to the main processor;
the subprocessors are connected with peripheral equipment to control and execute access control, alarm and light action.
2. The hand pulse recognition access control device of claim 1, wherein: the network interface of the communication interface module is connected to a network server, the access control devices are connected to the network server, and the plurality of hand vein access control devices are connected to the server through Ethernet ports to perform networking cooperative work.
3. The hand pulse recognition access control device of claim 1, wherein the controller module further comprises a main power supply module for supplying power to other modules.
4. The hand pulse recognition entrance guard device of claim 1, wherein the output end of the tamper-proof alarm circuit is connected with the main processor, and the other end of the tamper-proof alarm circuit is connected with the alarm switch; when the hand pulse recognition access control device is detached, the alarm switch is started.
5. The hand pulse recognition entrance guard device of claim 1, wherein the terminal module further comprises a terminal power supply module, which is connected with the main processor through a network data line and can provide power for the hand pulse acquisition module and the sub-processor module.
6. The hand pulse recognition entrance guard device of claim 1, wherein the peripheral equipment of the terminal module comprises a bluetooth module connected with the sub-processor to recognize identity information.
7. The hand pulse recognition entrance guard device of claim 1, wherein the peripheral equipment of the terminal module comprises an NFC module to enter identity information.
8. The hand pulse recognition entrance guard device of claim 1, wherein the peripheral equipment of the terminal module comprises a light module which displays RGB three-color light according to the indication sent by the controller.
9. The hand pulse recognition entrance guard device of claim 1, wherein the communication interface module comprises a USB interface, a TCP/IP interface, an RS485 interface, a Wiegand interface, a switching value signal interface, and an OPEN interface.
10. The hand pulse recognition entrance guard device of claim 9, wherein a plurality of hand pulse recognition entrance guard devices are connected to a server network through a TCP/IP interface in the communication interface module to cooperatively work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020811274.XU CN212061280U (en) | 2020-05-15 | 2020-05-15 | Hand pulse recognition entrance guard device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020811274.XU CN212061280U (en) | 2020-05-15 | 2020-05-15 | Hand pulse recognition entrance guard device |
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| Publication Number | Publication Date |
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| CN212061280U true CN212061280U (en) | 2020-12-01 |
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| CN202020811274.XU Expired - Fee Related CN212061280U (en) | 2020-05-15 | 2020-05-15 | Hand pulse recognition entrance guard device |
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|---|---|
| CN (1) | CN212061280U (en) |
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2020
- 2020-05-15 CN CN202020811274.XU patent/CN212061280U/en not_active Expired - Fee Related
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Granted publication date: 20201201 |