CN209460782U

CN209460782U - A kind of tutoring system with face identification functions

Info

Publication number: CN209460782U
Application number: CN201920152491.XU
Authority: CN
Inventors: 张明勇
Original assignee: Shandong University Classroom Information Technology Co Ltd
Current assignee: Shandong University Classroom Information Technology Co Ltd
Priority date: 2019-01-29
Filing date: 2019-01-29
Publication date: 2019-10-01
Anticipated expiration: 2029-01-29

Abstract

A kind of tutoring system with face identification functions, including electronics class board, control mainboard is equipped in electronics class board, identification module, memory module, USB module, communication module, Voltage stabilizing module and wireless module are equipped in the control mainboard, the control mainboard connects picture pick-up device by USB module, display screen is connected by communication module, mobile end equipment is connected by wireless module, it is equipped with changeable information interface and attendance interface in display screen, time module and logging modle are equipped in display screen；Attendance shooting time is recorded by the time module on display screen, records each student attendance time；Attendance information and picture transfer are carried out checking check card statistics and details in APP convenient for parent or teacher to mobile end equipment or computer by wireless module；Show personage's head portrait picture and corresponding people information by logging modle on display screen, have the advantages that it is multiple functional, convenient for managing.

Description

A kind of tutoring system with face identification functions

Technical field:

The utility model relates to a kind of tutoring systems with face identification functions.

Background technique:

With the development of science and technology, the modernization and intelligence of Teaching Equipment and tutoring system have been increasingly becoming development Hot spot.In tutoring system, attendance is a critical function therein, and existing attendance mode of checking card is most are as follows: Xue Sheng An IC ID card is held before electronics class board to check card；There are biggish defects for this attendance mode of checking card, same when occurring It learns for when checking card, it is not easy to find, this causes certain difficulty to the management of school.

Utility model content:

The utility model embodiment provides a kind of tutoring system with face identification functions, reasonable in design, energy Enough there is the mainboard of face recognition module using picture pick-up device cooperation to replace the mode of traditional hand-held card attendance, to prevent out Modern times check card the behavior of attendance, can facilitate the management of school, and facilitate student, are not required to carry card attendance can be completed Solve problems of the prior art.

Used technical solution is the utility model to solve above-mentioned technical problem:

A kind of tutoring system with face identification functions, including electronics class board are equipped with control mainboard in electronics class board, Identification module, memory module, USB module, communication module, Voltage stabilizing module and wireless module are equipped in the control mainboard, it is described Control mainboard connects picture pick-up device by USB module, connects display screen by communication module, connects mobile terminal by wireless module Equipment is equipped with changeable information interface and attendance interface, information interface in display screen and corresponds to the time module of display screen, examine Diligent interface corresponds to the logging modle of display screen.

The Voltage stabilizing module includes voltage stabilizing chip, and the model TLV62569 of the voltage stabilizing chip is set in voltage stabilizing chip There are five pin, No.1 pin and No. four pins are mutually shorted, and connect first resistor, and first resistor is connected with input power, and No. two Pin passes through the first capacitor being connected in series and first resistor is connected with input power, and No. two pin ground connection, No. three pins pass through phase Concatenated first inductance and second resistance are connected with out-put supply, and No. five pins pass through the second capacitor and second resistance and output electricity Source is connected, and No. five pins connect 3rd resistor, 3rd resistor ground connection, and No. three pins connect third capacitor, third capacity earth.

The USB module includes decompression chip, and the model SY6280 of the decompression chip is equipped with five on decompression chip A pin, No.1 pin connect the power pins of USB interface, No. two pin ground connection settings, and No. three pins connect the 4th resistance, the Four resistance eutral groundings, No. four pins connect the 4th capacitors, the 4th capacity earth, and No. five pins connect the 5th resistance, the 5th resistance with No. four pins are connected, and No.1 pin connects the 6th resistance, and the 6th resistance is connected with out-put supply, in No.1 pin and USB interface Power pins on be parallel with the 5th capacitor, the 6th capacitor and first diode, the 5th capacitor, the 6th capacitor and the one or two Pole pipe is grounded setting respectively, and the USB interface is equipped with USB negative signal pin, USB positive signal pin and grounding pin.

The communication module is UART communication module, and the communication module includes USB serial ports conversion chip, the USB string The model CH340 of mouth conversion chip, is equipped with ten pins in USB serial ports conversion chip, and No.1 pin draws with USB positive signal Foot is connected, and No. two pins are connected with USB negative signal pin, and No. three pin ground connection, the request of No. four pins and RS232 interface is sent Pin is connected, and No. four pins connect the second diode, the ground connection setting of the second diode, the removing of No. five pins and RS232 interface It sends pin to be connected, No. five pins connect third diode, the ground connection setting of third diode, No. six pin floating, No. seven pins It is connected with No. ten pins and is connected with out-put supply, the tenth capacitor and the 11st capacitor, the tenth electricity is parallel on No. seven pins Hold and the 11st capacitor is grounded setting respectively, No. eight pins are connected with the transmission data pin of RS232 interface, No. eight pin connections 4th diode, the ground connection setting of the 4th diode, No. nine pins are connected with the reception data pin of RS232 interface, No. nine pins The 5th diode, the ground connection setting of the 5th diode are connected, the grounding pin of the RS232 interface is grounded setting, RS232 interface Power pins connect out-put supply.

The time module includes timer chip, the model DS1302 of the timer chip, one on timer Number pin is connected with out-put supply, and No.1 pin connects the 7th capacitor, the setting of the 7th capacity earth, No. two pins and No. three pins On be connected with crystal oscillator device, No. four pins ground connection settings, No. eight pins are connected with the battery of ground connection setting.

The crystal oscillator device includes crystal oscillator, and the 8th capacitor and the 9th capacitor are parallel on crystal oscillator, the Eight capacitors and the 9th capacitor are grounded setting respectively.

The picture pick-up device is wide-angle camera, and the display screen is touch screen.

Class's information module for showing class's information, the class for showing curriculum information are additionally provided in the display screen Journey information module, the campus information module for showing campus information and bulletin module.

Electronics class board is also connected with card-reading apparatus by USB module, and the card-reading apparatus is IC/ID card reader； Electronics class board connects terminal device by wireless module, and the terminal device is one in smart phone, plate or computer Kind.

The model CMT2300 of the identification module, the model ESP8266 of the wireless module, the logging modle Model CMT2157B, the memory module be SD card.

The utility model using the above structure, is matched, control is taken the photograph by USB module in control mainboard and communication module As equipment takes pictures to student's progress attendance and is transferred to display screen；It will be clapped by identification module in control mainboard and memory module The image taken the photograph is compared with the personage's picture prestored；Attendance shooting time is remembered by the time module on display screen Record, records each student attendance time；By wireless module by attendance information and picture transfer to mobile end equipment or computer, It carries out checking check card statistics and details in APP convenient for parent or teacher；Personage's head is shown by the logging modle on display screen As picture and corresponding people information, have the advantages that it is multiple functional, convenient for managing.

Detailed description of the invention:

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the structural schematic diagram of the USB module of the utility model.

Fig. 3 is the structural schematic diagram of the communication module of the utility model.

Fig. 4 is the structural schematic diagram of the Voltage stabilizing module of the utility model.

Fig. 5 is the structural schematic diagram of the time module of the utility model.

In figure, 1, first resistor, 2, input power, 3, first capacitor, the 4, first inductance, 5, second resistance, 6, output electricity Source, the 7, second capacitor, 8,3rd resistor, 9, third capacitor, the 10, the 4th resistance, the 11, the 4th capacitor, the 12, the 5th resistance, 13, Six resistance, the 14, the 5th capacitor, the 15, the 6th capacitor, 16, first diode, the 17, second diode, 18, third diode, 19, Tenth capacitor, the 20, the 11st capacitor, the 21, the 4th diode, the 22, the 5th diode, the 23, the 7th capacitor, the 24, the 8th capacitor, 25, the 9th capacitor.

Specific embodiment:

In order to clarify the technical characteristics of the invention, below by specific embodiment, and its attached drawing is combined, to this reality It is described in detail with novel.

As shown in figures 1-5, a kind of tutoring system with face identification functions, including electronics class board, in electronics class board It is interior to be equipped with control mainboard, identification module, memory module, USB module, communication module, Voltage stabilizing module are equipped in the control mainboard And wireless module, the control mainboard connect picture pick-up device by USB module, connect display screen by communication module, pass through nothing Wire module connects mobile end equipment, and changeable information interface and attendance interface are equipped in display screen, and information interface is corresponding aobvious The time module of display screen, attendance interface correspond to the logging modle of display screen.

The Voltage stabilizing module includes voltage stabilizing chip, and the model TLV62569 of the voltage stabilizing chip is set in voltage stabilizing chip There are five pin, No.1 pin and No. four pins are mutually shorted, and connect first resistor 1, and first resistor 1 is connected with input power 2, and two Number pin passes through the first capacitor 3 being connected in series and first resistor 1 is connected with input power, and No. two pins are grounded, and No. three pins lead to It crosses the first inductance 4 being connected in series and second resistance 5 is connected with out-put supply 6, No. five pins pass through the second capacitor 7 and second resistance 5 are connected with out-put supply 6, and No. five pins connect 3rd resistor 8, and 3rd resistor 8 is grounded, and No. three pins connect third capacitor 9, the Three capacitors 9 ground connection.

The USB module includes decompression chip, and the model SY6280 of the decompression chip is equipped with five on decompression chip A pin, No.1 pin connect the power pins of USB interface, No. two pin ground connection settings, and No. three pins connect the 4th resistance 10, 4th resistance 10 ground connection, No. four pins connect the 4th capacitor 11, the 4th capacitor 11 ground connection, and No. five pins connect the 5th resistance 12, 5th resistance 12 is connected with No. four pins, and No.1 pin connects the 6th resistance 13, and the 6th resistance 13 is connected with out-put supply 6, It is parallel with the 5th capacitor 14, the 6th capacitor 15 and first diode 16 in the power pins of No.1 pin and USB interface, described Five capacitors 14, the 6th capacitor 15 and first diode 16 are grounded setting respectively, the USB interface be equipped with USB negative signal pin, USB positive signal pin and grounding pin.

The communication module is UART communication module, and the communication module includes USB serial ports conversion chip, the USB string The model CH340 of mouth conversion chip, is equipped with ten pins in USB serial ports conversion chip, and No.1 pin draws with USB positive signal Foot is connected, and No. two pins are connected with USB negative signal pin, and No. three pin ground connection, the request of No. four pins and RS232 interface is sent Pin is connected, and No. four pins connect the second diodes 17, the ground connection setting of the second diode 17, No. five pins and RS232 interface Clear to send pin is connected, and No. five pins connect third diode 18, and the ground connection of third diode 18 is arranged, No. six pin floating, No. seven pins are connected with No. ten pins and are connected with out-put supply 6, are parallel with the tenth capacitor 19 and the 11st capacitor on No. seven pins 20, the tenth capacitor 19 and the 11st capacitor 20 are grounded setting, the transmission data pin of No. eight pins and RS232 interface respectively It is connected, No. eight pins connect the 4th diode 21, the ground connection setting of the 4th diode 21, the reception of No. nine pins and RS232 interface Data pin is connected, and No. nine pins connect the 5th diode 22, the ground connection setting of the 5th diode 22, and the RS232 interface connects The ground connection setting of ground pin, the power pins of RS232 interface connect out-put supply 6.

The time module includes timer chip, the model DS1302 of the timer chip, one on timer Number pin is connected with out-put supply, and No.1 pin connects the 7th capacitor 23, the ground connection setting of the 7th capacitor 23, No. two pins and No. three Crystal oscillator device, No. four pin ground connection settings are connected on pin, No. eight pins are connected with the battery of ground connection setting.

The crystal oscillator device includes crystal oscillator, and the 8th capacitor 24 and the 9th capacitor are parallel on crystal oscillator 25, the 8th capacitor 24 and the 9th capacitor 25 are grounded setting respectively.

In use, picture pick-up device starts, control mainboard is sent to display screen by communication module and is instructed, and display screen is switched To attendance interface, control mainboard is connected by USB module with picture pick-up device, and the decompression chip in USB module enters USB interface Working condition, cooperation decompression chip periphery circuit, provides a stable power supply signal for picture pick-up device, by USB interface USB DP pin and USB DM pin carry out the transmission of camera shooting picture, by the picture transfer of student's shooting to control mainboard, USB USB DP pin and USB DM pin on interface in USB serial ports conversion chip No.1 pin and No. two pins be connected, connect Logical RS232 interface, accesses control mainboard for display screen by RS232 interface, TXD pin, the RXD in USB serial ports conversion chip Pin, CTS pin and RTS pin are corresponding with the pin in RS232 interface connected, carry out the transmission of data；Attendance on display screen The time module at interface will record checking card the time for each student, the identification module in control mainboard by attendance photo be buffered in Task head portrait picture in memory module compares, and the model CMT2300 of the identification module, memory module is SD card, number Fast according to transmission speed, accuracy of identification is high；When comparing successfully, illustrate that attendance is checked card success, when signal is lighted in control mainboard output Corresponding logging modle is highlighted the task head portrait picture prestored on display screen；The model CMT2157B of logging modle, property Can be excellent, it can be in running order for a long time；When comparing failure, control mainboard, which is transmitted by communication module to display screen, to be believed Number, so that display screen rotation is shown the current attendance photo of the personage's head portrait picture prestored and picture pick-up device acquisition and shows that comparison is lost It loses；Display screen includes changeable information interface and attendance interface, and class's information module, curriculum information are equipped on information interface Module and campus information module, can make student, teacher and parent recognize the information of school and course；Control mainboard can be with Information data is transmitted to terminal device by wireless module, the terminal device includes server, mobile end equipment etc., can be made Teacher and parent check the work attendance statistics record of student, the study situation of students ' in APP；Control mainboard can also connect reading Card apparatus, the card-reading apparatus are IC/ID card reader, by recognition of face and open two ways progress attendance, enrich electricity The function of sub- class's board；Wherein, the picture pick-up device is located at the top of the display screen, and the card-reading apparatus is located at the display screen Lower section, picture pick-up device and card-reading apparatus are provided separately, is prevented in electronics class board using recognition of face and is swiped the card and combine attendance Mode when, student's card reading can stop camera shooting the problem of, be conducive to improve attendance efficiency；Control mainboard passes through wireless module Mode is connect with computer, is updated the information on information interface, is made user that can observe more detailed information by touch screen；This reality Using picture pick-up device cooperation there is the control mainboard of recognition of face with novel and replace the mode of traditional hand-held card attendance, to prevent Only in generation, checks card the behavior of attendance, and school can be facilitated also to facilitate student to the management of student, is not required to carry card can be completed and examine It is diligent, remove attendance card from and be easily lost the problem of causing benefit to be blocked, increases memory module, the photo of student attendance is saved, And carry out the push of state.

Above-mentioned specific embodiment cannot function as the limitation to scope of protection of the utility model, for the skill of the art For art personnel, any alternate modification or transformation made to the utility model embodiment all fall within the guarantor of the utility model It protects in range.

Place is not described in detail for the utility model, is the well-known technique of those skilled in the art of the present technique.

Claims

1. a kind of tutoring system with face identification functions, it is characterised in that: including electronics class board, be equipped in electronics class board Control mainboard is equipped with identification module, memory module, USB module, communication module, Voltage stabilizing module and wireless in the control mainboard Module, the control mainboard connect picture pick-up device by USB module, connect display screen by communication module, pass through wireless module Mobile end equipment is connected, changeable information interface and attendance interface, information interface are equipped in display screen and corresponds to display screen Time module, attendance interface correspond to the logging modle of display screen.

2. system according to claim 1, it is characterised in that: the Voltage stabilizing module includes voltage stabilizing chip, the pressure stabilizing core The model TLV62569 of piece is set in voltage stabilizing chip there are five pin, and No.1 pin and No. four pins are mutually shorted, connection first Resistance, first resistor are connected with input power, and No. two pins pass through the first capacitor being connected in series and first resistor and input power It is connected, No. two pin ground connection, No. three pins pass through the first inductance being connected in series and second resistance is connected with out-put supply, and No. five are drawn Foot is connected by the second capacitor and second resistance with out-put supply, and No. five pins connect 3rd resistor, and 3rd resistor is grounded, and No. three Pin connects third capacitor, third capacity earth.

3. system according to claim 2, it is characterised in that: the USB module includes decompression chip, the decompression chip Model SY6280, set on decompression chip there are five pin, No.1 pin connects the power pins of USB interface, and No. two are drawn Foot ground connection setting, No. three pins connect the 4th resistance, the 4th resistance eutral grounding, and No. four pins connect the 4th capacitor, and the 4th capacitor connects Ground, No. five pins connect the 5th resistance, and the 5th resistance is connected with No. four pins, and No.1 pin connects the 6th resistance, the 6th resistance It is connected with out-put supply, the 5th capacitor, the 6th capacitor and the one or two is parallel in the power pins of No.1 pin and USB interface Pole pipe, the 5th capacitor, the 6th capacitor and first diode are grounded setting respectively, and the USB interface is equipped with USB negative signal Pin, USB positive signal pin and grounding pin.

4. system according to claim 3, it is characterised in that: the communication module is UART communication module, the communication Module includes USB serial ports conversion chip, the model CH340 of the USB serial ports conversion chip, in USB serial ports conversion chip Equipped with ten pins, No.1 pin is connected with USB positive signal pin, and No. two pins are connected with USB negative signal pin, No. three pins Ground connection, No. four pins send pin with the request of RS232 interface and are connected, and No. four pins connect the second diode, the second diode Ground connection setting, No. five pins are connected with the clear to send pin of RS232 interface, No. five pins connection third diodes, and the three or two Pole pipe ground connection setting, No. six pin floating, No. seven pins are connected with No. ten pins and are connected with out-put supply, in parallel on No. seven pins There are the tenth capacitor and the 11st capacitor, the tenth capacitor and the 11st capacitor are grounded setting respectively, and No. eight pins connect with RS232 Mouthful transmission data pin be connected, No. eight pins connect the 4th diodes, the ground connection setting of the 4th diode, No. nine pins with The reception data pin of RS232 interface is connected, and No. nine pins connect the 5th diode, and the ground connection setting of the 5th diode is described The grounding pin of RS232 interface is grounded setting, and the power pins of RS232 interface connect out-put supply.

5. system according to claim 1, it is characterised in that: the time module includes timer chip, the timing The model DS1302 of device chip, the No.1 pin on timer are connected with out-put supply, and No.1 pin connects the 7th capacitor, the Seven capacity earths are arranged, and crystal oscillator device, No. four pins ground connection settings are connected on No. two pins and No. three pins, and No. eight pins connect It is connected to the battery of ground connection setting.

6. system according to claim 5, it is characterised in that: the crystal oscillator device includes crystal oscillator, is shaken in crystal It swings and is parallel with the 8th capacitor and the 9th capacitor on device, the 8th capacitor and the 9th capacitor are grounded setting respectively.

7. system according to claim 1, it is characterised in that: the picture pick-up device is wide-angle camera, the display screen For touch screen.

8. system according to claim 1, it is characterised in that: be additionally provided in the display screen for showing class's information Class's information module, the curriculum information module for showing curriculum information, for show the campus information module of campus information with And bulletin module.

9. system according to claim 1, it is characterised in that: electronics class board is also connected with card reading by USB module Equipment, the card-reading apparatus are IC/ID card reader；Electronics class board connects terminal device, the end by wireless module End equipment is one of smart phone, plate or computer.

10. system according to claim 1, it is characterised in that: the model CMT2300 of the identification module, the nothing The model ESP8266 of wire module, the model CMT2157B of the logging modle, the memory module are SD card.