CN209199251U - A kind of Intelligent storage cabinet of " clap and deposit, that is, take and delete " based on recognition of face - Google Patents

Abstract

The Intelligent storage cabinet that the utility model discloses a kind of " clap and deposit, that is, take and delete " based on recognition of face, overcomes the problem of normal procedure intelligent locker intelligence degree deficiency.The signal input part of the signal output end connection MCU of man-machine interactive operation module in the utility model, the signal input part of the signal output end connection voice output module of MCU, the signal input part of the signal output end connection man face image acquiring processing module of MCU, the signal input part of the signal output end connection MCU of man face image acquiring processing module, the signal input part of module is lost in the signal output end attachment product examine of MCU, the signal input part of the signal output end connection MCU of module is lost in article inspection, the signal input part of the signal output end connecting cabinet door control module of MCU, the signal input part of the signal output end connection MCU of cabinet door control module.The technology realizes a kind of Intelligent storage cabinet of carrying machine visual performance.

Description

A kind of Intelligent storage cabinet of " clap and deposit, that is, take and delete " based on recognition of face

Technical field

The utility model relates to a kind of Intelligent storage cabinets, more particularly to a kind of " clapping and depositing, i.e., based on recognition of face Take and delete " Intelligent storage cabinet.

Background technique

Currently, many places are seen everywhere using the occasion of locker, locker is broadly divided into general using lockset in the market Logical metal lock, bar code paper lockset, password, IC card and fingerprint lock etc..Using ordinary lock there are key loss, lockset by Undermine the problems such as key is locked；Then there is waste paper using bar code paper lockset, arbitrarily the environmental issues such as discarding；Password opens cabinet Mode needs to be manually entered password, open cabinet mode it is cumbersome and there are problems that simplified cipher be easy cracked by people；Student uses more Campus Smart Card opens locker, if losing campus card is just difficult out cabinet, the safety of locker storage article after being picked up by people Also it is difficult to be protected.Using fingerprint lock, there are fingerprint typing difficulty, the too low problems of recognition efficiency.In general, it is transporting The places such as dynamic field, bath center and body-building shop, people generally can be all articles uncorrelated to movement, such as key, mobile phone and respectively Kind card is all stored in cabinet, then the voucher or object of the cabinet of preservation unlatching with oneself can bring inconvenience.

In addition the phenomenon that locker used in public, generally existing user loses article in locker, still The function that locker is not automatically reminded to but.Therefore, existing locker opening technology existing defects need a kind of more intelligent Method improved.Due to the facial characteristics of people has many advantages, such as easily to acquire, in identification process need not contact so that face is raw Object feature is received more and more attention as the application of acquisition target, wherein most important application is exactly recognition of face.

Utility model content

The utility model overcomes the problem of normal procedure intelligent locker intelligence degree deficiency in the prior art, provides one kind The Intelligent storage cabinet of " clap and deposit, that is, take and delete " structurally reasonable, easy to use based on recognition of face.

The technical solution of the utility model is to provide a kind of " clapping based on recognition of face having following structure Deposit, that is, take and delete " Intelligent storage cabinet: containing power module, man-machine interactive operation module, man face image acquiring processing mould Module, voice output module and MCU are lost in block, cabinet door control module, article inspection, wherein the signal output of man-machine interactive operation module The signal input part of end connection MCU, the signal input part of the signal output end connection voice output module of MCU, voice output mould The signal output end of block connects loudspeaker, and the signal output end of MCU connects the signal input part of man face image acquiring processing module, The signal input part of the signal output end connection MCU of man face image acquiring processing module, the signal output end attachment product examine of MCU The signal input part of module is lost, the signal input part of the signal output end connection MCU of module, the signal output of MCU are lost in article inspection Hold the signal input part of connecting cabinet door control module, the signal input part of the signal output end connection MCU of cabinet door control module.

The man-machine interactive operation module screen is equipped with four kinds of " depositing ", " taking ", " administrator " and " digit manipulation keyboard " Touch key-press, wherein " depositing ", " taking " and " administrator " is respectively individual touch key-press, " digit manipulation keyboard " is by number " 0- 9 ", " deletion " and " confirmation " touch key-press composition, signal output pin connect the signal input part PA2 and PA3 of MCU.

The power module contains that DC12V turns 5V circuit and DC5V turns 3.3V circuit, and wherein DC12V turns 5V circuit and contains DC12V, voltage stabilizing chip U3, inductance L1, inductance L2, electrolytic capacitor C14-C16, zener diode D2 and power supply GND, wherein Electrolytic capacitor C14 is parallel between DC12V and power supply GND, the pin 1 of voltage stabilizing chip U3 connects DC12V, the pipe of voltage stabilizing chip U3 Foot 3 and pin 5 connect power supply GND, are parallel with zener diode D2, pressure stabilizing core between the pin 2 and power supply GND of voltage stabilizing chip U3 It is parallel with electrolytic capacitor C15 between the pin 4 and power supply GND of piece U3, is parallel between the pin 4 and pin 2 of voltage stabilizing chip U3 As the anode output of DC5V, the anode output of DC5V and power supply after the 4 series inductance L2 of pin of inductance L1, voltage stabilizing chip U3 Electrolytic capacitor C16, the model LM2576SX of voltage stabilizing chip U3 are parallel between GND；DC5V turns 3.3V circuit and contains DC5V, steady Chip U2, capacitor C12, electrolytic capacitor C13 and power supply GND are pressed, wherein the pin 3 of voltage stabilizing chip U2 connects DC5V, voltage stabilizing chip It is parallel with capacitor C12 and electrolytic capacitor C13 between the pin 4 and pin 1 of U2, DC3.3V is exported between pin 4 and pin 1, surely Press the model AMS1117 of chip U2.

The man face image acquiring processing module is OPENMV module, model OPENMV3_M7, the connection of pin 1 DC5V, pin 2 connect the signal output end PA10 of MCU, and pin 3 connects the signal input part PA9 of MCU, and pin 4 connects GND.

The article inspection loses module and contains echelette, and pin 1 connects DC12V, and pin 2 connects the signal output of MCU PA12 is held, pin 3 connects the signal input part PA11 of MCU, and pin 4 connects GND.

Institute's cabinet door control module contains the road 1-200 cabinet door control circuit and the road 1-200 cabinet door locking detection circuit, In all the way cabinet door control circuit contain power supply DC3.3V, power supply GND, resistance R10-12, triode Q1, DC5V, DC12V, Field-effect tube Q2, fast recovery diode D3, capacitor C11 and electromagnetic lock coil, wherein power supply DC3.3V passes through resistance R10 and electricity The base stage of R12 connecting triode Q1 is hindered, power supply DC5V passes through the collector of resistance R11 connecting triode Q1, the hair of triode Q1 Emitter-base bandgap grading connects power supply GND, and the grid of the collector connection field-effect tube Q2 of triode Q1, the drain electrode of field-effect tube Q2 passes through quick Source electrode connection the power supply GND, capacitor C11 and fast recovery diode D3 of recovery diode D3 connection DC12V, field-effect tube Q2 are simultaneously The both ends of electromagnetic lock coil are associated in, wherein the junction of resistance R10 and resistance R12 are that the signal of cabinet door control circuit inputs End connects the signal output end PB4 pin of MCU；Cabinet door locking detection circuit contains electronic lock normally closed switch S1 and power supply GND, wherein electronic lock normally closed switch S1 is connected between the signal input part PB12 pin of power supply GND and MCU.

The voice output module contains volume control chip U4, audio-frequency amplifier chip U5, capacitor C17-C21, resistance R6-R9, inductance L3, DC5V, power supply GND and loudspeaker, wherein the pin 1 of volume control chip U4 is audio signal input end, Its signal output end PA4 pin for connecting MCU, the pin 2 of volume control chip U4 connect after being sequentially connected in series capacitor C18 and resistance R8 The pin 4 of audio-frequency amplifier chip U5 is connect, the pin 3 of volume control chip U4 connects power supply GND, the pipe of volume control chip U4 Foot 4 connects the signal output end PA5 pin of MCU, and the pin 5 of volume control chip U4 connects the signal output end PA8 pipe of MCU The pin 6 of foot, volume control chip U4 passes through inductance L3 connection DC5V；

The pin 1 of audio-frequency amplifier chip U5 passes through the signal output end PB3 pin of resistance R6 connection MCU, audio amplification The pin 2 of device chip U5 is by resistance R7 connection power supply GND, and the pin 3 of audio-frequency amplifier chip U5 is by being sequentially connected in series capacitor Connect power supply GND after C19 and resistance R9, the pin 5 of audio-frequency amplifier chip U5 by connection DC5V, DC5V and power supply GND it Between be parallel with capacitor C20 and capacitor C21, be connected in parallel loudspeaker, sound between the pin 6 and pin 7 of audio-frequency amplifier chip U5 The pin 8 of audio amplifier chip U5 connects power supply GND, the model M62429 of volume control chip U4, audio-frequency amplifier chip The model CS8508E of U5.

The model STM32F103C8T6 of MCU.

Compared with prior art, the Intelligent storage of the utility model " clap and deposit, that is, take and delete " based on recognition of face It is unnecessary that cabinet has the advantage that the above problem existing for solution Vehicles Collected from Market locker and user lose article bring Trouble.Echelette detector is added in locker, once there is articles forgetting, the light that infrared transmitter issues is blocked one It fixes time, infrared remote receiver just exports standby signal immediately, and casting voice reminder user has articles forgetting.Use OpenMV mould Block provides the most crucial and most complicated part of machine vision function, by hardware and core algorithm, reaches to clap and deposit, that is, take It deletes, is not take up a large amount of memory space, to realize a kind of Intelligent storage cabinet of carrying machine visual performance.

Detailed description of the invention

Fig. 1 is that DC12V turns in Intelligent storage cabinet of the utility model based on recognition of face " clap and deposit, that is, take and delete " The connection schematic diagram of 5V circuit；

Fig. 2 is that DC5V turns in Intelligent storage cabinet of the utility model based on recognition of face " clap and deposit, that is, take and delete " The connection schematic diagram of 3.3V circuit；

Fig. 3 is face figure in Intelligent storage cabinet of the utility model based on recognition of face " clap and deposit, that is, take and delete " As the circuit diagram of acquisition processing module；

Fig. 4 is that cabinet door is dynamic in Intelligent storage cabinet of the utility model based on recognition of face " clap and deposit, that is, take and delete " Make the connection schematic diagram of control circuit；

Fig. 5 is cabinet door lock in Intelligent storage cabinet of the utility model based on recognition of face " clap and deposit, that is, take and delete " The connection schematic diagram of tight detection circuit；

Fig. 6 is that voice is defeated in Intelligent storage cabinet of the utility model based on recognition of face " clap and deposit, that is, take and delete " The connection schematic diagram of module out；

Fig. 7 is article inspection in Intelligent storage cabinet of the utility model based on recognition of face " clap and deposit, that is, take and delete " Lose the connection schematic diagram of module；

Fig. 8 is the electricity of MCU in Intelligent storage cabinet of the utility model based on recognition of face " clap and deposit, that is, take and delete " Road connection schematic diagram.

Specific embodiment

Wherein the PGND in Detailed description of the invention is Power Groud, and SGND is signal ground, and GND is that commonly, when circuit board making is equal It is obstructed by 0 Europe resistance anti-tampering.

With reference to the accompanying drawings and detailed description to the utility model " clapping and depositing, that is, taking i.e. based on recognition of face Delete " Intelligent storage cabinet be described further: as shown, in the present embodiment containing power module, man-machine interactive operation module, Module, voice output module and MCU, wherein human-computer interaction are lost in man face image acquiring processing module, cabinet door control module, article inspection The signal input part of the signal output end connection MCU of operation module, the signal of the signal output end connection voice output module of MCU Input terminal, the signal output end of voice output module connect loudspeaker, the signal output end connection man face image acquiring processing of MCU The signal input part of module, the signal input part of the signal output end connection MCU of man face image acquiring processing module, the letter of MCU The signal input part of module is lost in number output end attachment product examine, and the signal that the signal output end connection MCU of module is lost in article inspection is defeated Enter end, the signal input part of the signal output end connecting cabinet door control module of MCU, the signal output end connection of cabinet door control module The signal input part of MCU.The man-machine interactive operation module screen is equipped with " depositing ", " taking ", " administrator " and " digit manipulation key Four kinds of touch key-press of disk ", wherein " depositing ", " taking " and " administrator " is respectively individual touch key-press, " digit manipulation keyboard " by Digital " 0-9 ", " deletions " and " confirmation " touch key-press form, the signal input part PA2 of signal output pin connection MCU with PA3。

The power module contains that DC12V turns 5V circuit and DC5V turns 3.3V circuit, and wherein DC12V turns 5V circuit and contains DC12V, voltage stabilizing chip U3, inductance L1, inductance L2, electrolytic capacitor C14-C16, zener diode D2 and power supply GND, wherein Electrolytic capacitor C14 is parallel between DC12V and power supply GND, the pin 1 of voltage stabilizing chip U3 connects DC12V, the pipe of voltage stabilizing chip U3 Foot 3 and pin 5 connect power supply GND, are parallel with zener diode D2, pressure stabilizing core between the pin 2 and power supply GND of voltage stabilizing chip U3 It is parallel with electrolytic capacitor C15 between the pin 4 and power supply GND of piece U3, is parallel between the pin 4 and pin 2 of voltage stabilizing chip U3 As the anode output of DC5V, the anode output of DC5V and power supply after the 4 series inductance L2 of pin of inductance L1, voltage stabilizing chip U3 Electrolytic capacitor C16, the model LM2576SX of voltage stabilizing chip U3 are parallel between GND；DC5V turns 3.3V circuit and contains DC5V, steady Chip U2, capacitor C12, electrolytic capacitor C13 and power supply GND are pressed, wherein the pin 3 of voltage stabilizing chip U2 connects DC5V, voltage stabilizing chip It is parallel with capacitor C12 and electrolytic capacitor C13 between the pin 4 and pin 1 of U2, DC3.3V is exported between pin 4 and pin 1, surely Press the model AMS1117 of chip U2.

The man face image acquiring processing module is OPENMV module, model OPENMV3_M7, the connection of pin 1 DC5V, pin 2 connect the signal output end PA10 of MCU, and pin 3 connects the signal input part PA9 of MCU, and pin 2 and pin 3 are logical Data_TXD and Data_RXD are crossed, a plurality of control command of MCU is transmitted, pin 4 connects GND.

OPENMV module is that by MicroPython language the logic of user may be implemented in a programmable camera Movement, and the built-in some image processing algorithms of camera itself, easy to operate in DIY manufacturing process, can design tracking The circuits such as the vehicle of bead, holder or the robot that solves magic square.The algorithmic procedure for realizing some complexity, as OCR identification, license plate are known Not, cat and dog classification or deep learning etc.OpenMV only has 300,000 pixel, handles usually using the resolution ratio of 320_240 Image, OpenMV3CamM7 acquisition Image Acquisition image resolution ratio highest can achieve 640_480.

OpenMV is an open source, low cost, powerful machine vision module.Using single-chip microcontroller as core, it is integrated with OV7725 camera chip efficiently realizes core machine vision algorithm with C language, provides in small and exquisite hardware module Python programming interface.The machine vision function that users can use OpenMV to provide with Python is oneself Product and invention increase distinctive competitiveness.

Machine vision algorithm on OpenMV include find color lump, Face datection, eye tracking, edge detection, mark with Track etc..It can be used to realize the fixed marker etc. of illegal invasion detection, defect ware screening, the tracking of product.User only needs Some simple Python codes are write, the relevant task of various machine vision can be easily completed.Small and exquisite design, so that OpenMV can be used on the product of many intention.For example, surrounding enviroment sensing capability can be provided to the robot of oneself；It gives Intelligent vehicle increases vision line walking function；Increase identification face function to intelligent toy, improves product interest etc.；It can even give Factory products line increases defect ware screening function etc..

The STM32F427 that OpenMV is used possesses hardware resource abundant, draws UART, I2C, SPI, PWM, ADC, DAC And the interfaces such as GPIO facilitate extension peripheral function.USB interface is used to connect the Integrated Development Environment OpenMVIDE on computer, It assists to complete programming, debugging and updates the work such as firmware.TF card slot supports the TF card of large capacity, can be used for storing program and guarantor File a document piece etc..

The article inspection loses module and contains echelette, and pin 1 connects DC12V, and pin 2 connects the signal output of MCU PA12 is held, pin 3 connects the signal input part PA11 of MCU, and pin 4 connects GND.Echelette lies in a horizontal plane in the bottom of locker On face, the level signal for differentiating to export different conditions is carried out to the shelter on bottom surface, is reached article inspection and is lost.

Institute's cabinet door control module contains the road 1-200 cabinet door control circuit and the road 1-200 cabinet door locking detection circuit, In all the way cabinet door control circuit contain power supply DC3.3V, power supply GND, resistance R10-12, triode Q1, DC5V, DC12V, Field-effect tube Q2, fast recovery diode D3, capacitor C11 and electromagnetic lock coil, wherein power supply DC3.3V passes through resistance R10 and electricity The base stage of R12 connecting triode Q1 is hindered, power supply DC5V passes through the collector of resistance R11 connecting triode Q1, the hair of triode Q1 Emitter-base bandgap grading connects power supply GND, and the grid of the collector connection field-effect tube Q2 of triode Q1, the drain electrode of field-effect tube Q2 passes through quick Source electrode connection the power supply GND, capacitor C11 and fast recovery diode D3 of recovery diode D3 connection DC12V, field-effect tube Q2 are simultaneously The both ends of electromagnetic lock coil are associated in, the AC compounent in DC power supply is filtered out, wherein the junction of resistance R10 and resistance R12 are The signal input part of cabinet door control circuit connects the signal output end PB4 pin of MCU；Cabinet door locking detection circuit contains There are electromagnetic lock normally closed switch S1 and power supply GND, wherein electromagnetic lock normally closed switch S1 is connected on the signal input of power supply GND and MCU It holds between PB12 pin.When MCU makes LOCK1 become low level, triode Q1 base stage becomes low level, collector and emitter Conducting, collector become low level, and the grid of field-effect tube Q2 becomes low level at this time, and drain electrode and source conduction, drain electrode become Low level, then DC12V power supply arrives the drain electrode of field-effect tube Q2 by electromagnetic lock coil again and source electrode constitutes circuit, cabinet lock with arriving again It opens.

The voice output module contains volume control chip U4, audio-frequency amplifier chip U5, capacitor C17-C21, resistance R6-R9, inductance L3, DC5V, power supply GND and loudspeaker, wherein the pin 1 of volume control chip U4 is audio signal input end, Its signal output end PA4 pin for connecting MCU receives the digital audio signal of single-chip microcontroller outflow, volume control chip U4 Pin 2 be sequentially connected in series the pin 4 that audio-frequency amplifier chip U5 is connected after capacitor C18 and resistance R8, volume control chip U4's Pin 3 connects power supply GND, and the pin 4 of volume control chip U4 connects the signal output end PA5 pin of MCU, adjusts volume control The output volume of coremaking piece U4, the pin 5 of volume control chip U4 connect the signal output end PA8 pin of MCU, volume control core The pin 6 of piece U4 passes through inductance L3 connection DC5V；The pin 1 of audio-frequency amplifier chip U5 passes through the signal of resistance R6 connection MCU The pin 2 of output end PB3 pin, audio-frequency amplifier chip U5 passes through resistance R7 connection power supply GND, audio-frequency amplifier chip U5's For pin 3 by connecting power supply GND after being sequentially connected in series capacitor C19 and resistance R9, the pin 5 of audio-frequency amplifier chip U5 passes through connection Be parallel with capacitor C20 and capacitor C21 between DC5V, DC5V and power supply GND, the pin 6 and pin 7 of audio-frequency amplifier chip U5 it Between be connected in parallel loudspeaker, the digital audio signal of single-chip microcontroller outflow finally issues mould by loudspeaker by voice output module The pin 8 of quasi- signal sound, audio-frequency amplifier chip U5 connects power supply GND.The model M62429 of volume control chip U4, sound The model CS8508E of audio amplifier chip U5.The model STM32F103C8T6 of MCU.

When face, which occurs, the specific factors such as can not identify, user can communication management personnel, administrative staff pass through man-machine friendship " administrator " touch screen area in mutual interface screen inputs administrator's password, then inputs case number (CN) and can open corresponding cabinet.

Claims (8)

1. a kind of Intelligent storage cabinet of " clap and deposit, that is, take and delete " based on recognition of face, it is characterised in that: contain power supply mould Module, voice output mould are lost in block, man-machine interactive operation module, man face image acquiring processing module, cabinet door control module, article inspection Block and MCU, wherein the signal input part of the signal output end connection MCU of man-machine interactive operation module, the signal output end of MCU connect The signal input part of voice output module is connect, the signal output end of voice output module connects loudspeaker, the signal output end of MCU The signal input part of man face image acquiring processing module is connected, the signal output end of man face image acquiring processing module connects MCU Signal input part, the signal output end attachment product examine of MCU loses the signal input part of module, and the signal that module is lost in article inspection is defeated Outlet connects the signal input part of MCU, the signal input part of the signal output end connecting cabinet door control module of MCU, cabinet door control The signal input part of the signal output end connection MCU of module.

The Intelligent storage cabinet of " 2. clap and deposit, that is, take and delete " according to claim 1 based on recognition of face, feature Be: the screen of the man-machine interactive operation module is equipped with " depositing ", " taking ", " administrator " and " digit manipulation keyboard " four kinds of touchings Touch key, wherein " depositing ", " taking " and " administrator " is respectively individual touch key-press, " digit manipulation keyboard " by digital " 0-9 ", " deletion " and " confirmation " touch key-press composition, signal output pin connect the signal input part PA2 and PA3 of MCU.

The Intelligent storage cabinet of " 3. clap and deposit, that is, take and delete " according to claim 1 based on recognition of face, feature Be: the power module contains that DC12V turns 5V circuit and DC5V turns 3.3V circuit, and wherein DC12V turns 5V circuit and contains DC12V, voltage stabilizing chip U3, inductance L1, inductance L2, electrolytic capacitor C14-C16, zener diode D2 and power supply GND, wherein Electrolytic capacitor C14 is parallel between DC12V and power supply GND, the pin 1 of voltage stabilizing chip U3 connects DC12V, the pipe of voltage stabilizing chip U3 Foot 3 and pin 5 connect power supply GND, are parallel with zener diode D2, pressure stabilizing core between the pin 2 and power supply GND of voltage stabilizing chip U3 It is parallel with electrolytic capacitor C15 between the pin 4 and power supply GND of piece U3, is parallel between the pin 4 and pin 2 of voltage stabilizing chip U3 As the anode output of DC5V, the anode output of DC5V and power supply after the 4 series inductance L2 of pin of inductance L1, voltage stabilizing chip U3 Electrolytic capacitor C16, the model LM2576SX of voltage stabilizing chip U3 are parallel between GND；DC5V turns 3.3V circuit and contains DC5V, steady Chip U2, capacitor C12, electrolytic capacitor C13 and power supply GND are pressed, wherein the pin 3 of voltage stabilizing chip U2 connects DC5V, voltage stabilizing chip It is parallel with capacitor C12 and electrolytic capacitor C13 between the pin 4 and pin 1 of U2, DC3.3V is exported between pin 4 and pin 1, surely Press the model AMS1117 of chip U2.

The Intelligent storage cabinet of " 4. clap and deposit, that is, take and delete " according to claim 1 based on recognition of face, feature Be: the man face image acquiring processing module be OPENMV module, model OPENMV3_M7, pin 1 connect DC5V, Pin 2 connects the signal output end PA10 of MCU, and pin 3 connects the signal input part PA9 of MCU, and pin 4 connects GND.

The Intelligent storage cabinet of " 5. clap and deposit, that is, take and delete " according to claim 1 based on recognition of face, feature Be: the article inspection loses module and contains echelette, and pin 1 connects DC12V, and pin 2 connects the signal output end of MCU PA12, pin 3 connect the signal input part PA11 of MCU, and pin 4 connects GND.

The Intelligent storage cabinet of " 6. clap and deposit, that is, take and delete " according to claim 1 based on recognition of face, feature Be: institute's cabinet door control module contains the road 1-200 cabinet door control circuit and the road 1-200 cabinet door locking detection circuit, wherein Cabinet door control circuit contains power supply DC3.3V, power supply GND, resistance R10-12, triode Q1, DC5V, DC12V, field all the way Effect pipe Q2, fast recovery diode D3, capacitor C11 and electromagnetic lock coil, wherein power supply DC3.3V passes through resistance R10 and resistance The base stage of R12 connecting triode Q1, power supply DC5V pass through the collector of resistance R11 connecting triode Q1, the transmitting of triode Q1 Pole connects power supply GND, and the grid of the collector connection field-effect tube Q2 of triode Q1, the drain electrode of field-effect tube Q2 passes through quickly extensive It is in parallel that the source electrode of multiple diode D3 connection DC12V, field-effect tube Q2 connect power supply GND, capacitor C11 and fast recovery diode D3 At the both ends of electromagnetic lock coil, wherein the junction of resistance R10 and resistance R12 are that the signal of cabinet door control circuit inputs End connects the signal output end PB4 pin of MCU；Cabinet door locking detection circuit contains electronic lock normally closed switch S1 and power supply GND, wherein electronic lock normally closed switch S1 is connected between the signal input part PB12 pin of power supply GND and MCU.

The Intelligent storage cabinet of " 7. clap and deposit, that is, take and delete " according to claim 1 based on recognition of face, feature Be: the voice output module contains volume control chip U4, audio-frequency amplifier chip U5, capacitor C17-C21, resistance R6- R9, inductance L3, DC5V, power supply GND and loudspeaker, wherein the pin 1 of volume control chip U4 is audio signal input end, is connected The signal output end PA4 pin of MCU is connect, the pin 2 of volume control chip U4 connects sound after being sequentially connected in series capacitor C18 and resistance R8 The pin 3 of the pin 4 of audio amplifier chip U5, volume control chip U4 connects power supply GND, the pin 4 of volume control chip U4 The signal output end PA5 pin of MCU is connected, the pin 5 of volume control chip U4 connects the signal output end PA8 pin of MCU, sound The pin 6 of amount control chip U4 passes through inductance L3 connection DC5V；The pin 1 of audio-frequency amplifier chip U5 is connected by resistance R6 The pin 2 of the signal output end PB3 pin of MCU, audio-frequency amplifier chip U5 passes through resistance R7 connection power supply GND, audio amplification The pin 3 of device chip U5 is by connecting power supply GND, the pipe of audio-frequency amplifier chip U5 after being sequentially connected in series capacitor C19 and resistance R9 Foot 5 is parallel with capacitor C20 and capacitor C21, the pipe of audio-frequency amplifier chip U5 by connection DC5V between DC5V and power supply GND Loudspeaker is connected in parallel between foot 6 and pin 7, the pin 8 of audio-frequency amplifier chip U5 connects power supply GND, volume control chip The model M62429 of U4, the model CS8508E of audio-frequency amplifier chip U5.

8. the intelligence storage of " clap and deposit, that is, take and delete " described in -7 any one based on recognition of face according to claim 1 Object cabinet, it is characterised in that: the model STM32F103C8T6 of MCU.