CN208184427U - A kind of intelligent lock system - Google Patents

A kind of intelligent lock system Download PDF

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Publication number
CN208184427U
CN208184427U CN201820624859.3U CN201820624859U CN208184427U CN 208184427 U CN208184427 U CN 208184427U CN 201820624859 U CN201820624859 U CN 201820624859U CN 208184427 U CN208184427 U CN 208184427U
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China
Prior art keywords
lock
connect
pin
circuit
chip
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Expired - Fee Related
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CN201820624859.3U
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Chinese (zh)
Inventor
许玥
刘玉婷
孟祥毅
钱伟杰
蒋正
蒋一正
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Nanjing Forestry University
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Nanjing Forestry University
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Priority to CN201820624859.3U priority Critical patent/CN208184427U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00Reducing energy consumption in communication networks
    • Y02D30/70Reducing energy consumption in communication networks in wireless communication networks

Abstract

The utility model discloses a kind of intelligent lock systems, including smart lock node, the smart lock node includes photovoltaic battery panel, rechargeable battery, external power supply, photovoltaic energy collecting circuit, lock driving power circuit, core power circuit, ZigBee communication module, lock control driving circuit, lock status input circuit, CPU and lock body, photovoltaic battery panel, rechargeable battery and external power supply are connect with photovoltaic energy collecting circuit, photovoltaic energy collecting circuit respectively with CPU, lock driving power circuit and core power circuit connection, lock driving power circuit is connected with lock control driving circuit, lock control driving circuit is electrically connected with lock body, lock body is connect with the lock status input circuit, the utility model can both use photovoltaic battery panel, external power supply can be used to be rechargeable battery powered again, it is energy saving, it can With real-time detection lock body open and-shut mode.

Description

A kind of intelligent lock system
Technical field
The utility model belongs to smart lock technical field, and in particular to a kind of intelligent lock system.
Background technique
Mechanical lock safety in the prior art is not high, with the development of science and technology there is an urgent need to smart locks to improve by people Safety.Smart lock has the characteristics that easy to use, safe, powerful as the intellectual product risen in recent years.Intelligence Energy lock system is commonly applied on article access counter, and article access is that the occasions such as station, park, market, supermarket, library are common Container convenient for people, for park or station etc., intelligent lock system is often used in outdoor, and intelligent lock system is largely adopted It is powered with external power supply, converts the solar into electric energy simultaneously for using not having in outdoor existing intelligent lock system It for the effect of smart lock power supply, can not accomplish energy saving, and common smart lock circuit structure is complicated.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of smart lock system in view of the above shortcomings of the prior art System, this intelligent lock system can not only use photovoltaic battery panel, but also can use external power supply to be rechargeable battery powered to be intelligence Node power supply can be locked, energy saving, function is complete, can be with real-time detection lock body switch state, circuit structure is simple.
To realize the above-mentioned technical purpose, the technical solution that the utility model is taken are as follows:
A kind of intelligent lock system, including smart lock node, the smart lock node include photovoltaic battery panel, rechargeable battery, External power supply, photovoltaic energy collecting circuit, lock driving power circuit, core power circuit, ZigBee communication module, lock control are driven Dynamic circuit, lock status input circuit, CPU and lock body, the photovoltaic battery panel, rechargeable battery and external power supply with photovoltaic energy Collecting circuit connection is measured, the photovoltaic energy collecting circuit connects with CPU, lock driving power circuit and core power circuit respectively Connect, the CPU respectively with lock driving power circuit, lock control driving circuit, lock status input circuit, core power circuit and The connection of ZigBee communication module, the lock driving power circuit are connected with lock control driving circuit, the lock control driving circuit Be electrically connected with lock body, the lock body is connect with the lock status input circuit, the core power circuit respectively with lock shape State input circuit is connected with ZigBee communication module, and the ZigBee communication module is whole for the external control of telecommunication connection End.
As the further improved technical solution of the utility model, the lock body include mechanical lock, driving motor and Position switch, the lock control driving circuit are connect with the driving motor, and the driving motor connect and drives with mechanical lock Dynamic motor is equipped with position switch, the position for driving mechanical lock to do closure or openness movement on the mechanical lock Switch is connect with the lock status input circuit, and the closure or openness state that the position switch is used to detect mechanical lock is concurrent The number of delivering letters arrives lock status input circuit.
It further include temperature sensor as the further improved technical solution of the utility model, the temperature sensor peace On the rechargeable battery, the temperature sensor is connect with the photovoltaic energy collecting circuit.
As the further improved technical solution of the utility model, the photovoltaic energy collecting circuit uses chip The pin 1 and pin 21 of BQ24166RGE, the chip BQ24166RGE are connect with photovoltaic battery panel, the chip Pin 20, pin 22 and the pin 23 of BQ24166RGE is connect with external power supply, the pin 11 of the chip BQ24166RGE It is connect with rechargeable battery and CPU with pin 12, the pin 9 of the chip BQ24166RGE is connect with temperature sensor, described Pin 6, pin 7 and the pin 8 of chip BQ24166RGE is connect with CPU, the pin 13 of the chip BQ24166RGE and is drawn Foot 14 with lock driving power circuit and core power circuit connection.
As the further improved technical solution of the utility model, the core power uses voltage stabilizing chip The pin 1 and pin 3 of TLV73328PDBV, the voltage stabilizing chip TLV73328PDBV with the pin 13 of chip BQ24166RGE Connection, the pin 5 of the voltage stabilizing chip TLV73328PDBV are connect with CPU, lock status input circuit and ZigBee communication module.
As the further improved technical solution of the utility model, the lock driving power circuit uses buck chip The pin 12 and pin 14 of TPS63020DSJ, the buck chip TPS63020DSJ are connect with CPU, the buck chip The pin 10 and pin 11 of TPS63020DSJ is connect with the pin 13 of chip BQ24166RGE, the buck chip The pin 4 and pin 5 of TPS63020DSJ is connect with lock control driving circuit.
As the further improved technical solution of the utility model, the lock control driving circuit includes resistance R24, resistance R25, resistance R26, resistance R27, triode Q3, metal-oxide-semiconductor Q4 and diode D3, one end of the resistance R24 are connect with CPU, institute The other end for stating resistance R24 is connect with the base stage of one end of resistance R25 and triode Q3 respectively, the other end of the resistance R25 It is connected with power supply with the emitter of triode Q3, the collector of the triode Q3 is connect with one end of resistance R26, the resistance The other end of R26 is connect with the grid of one end of resistance R27 and metal-oxide-semiconductor Q4, the other end and metal-oxide-semiconductor Q4 of the resistance R27 Source electrode connect with the ground wire of buck chip TPS63020DSJ, the anode of the drain electrode of the metal-oxide-semiconductor Q4 and diode D3 are even Connect, the cathode of the diode D3 is connect with the pin 4 of buck chip TPS63020DSJ, the cathode of the diode D3 and The drain electrode of metal-oxide-semiconductor Q4 is connect with the driving motor in lock body.
As the further improved technical solution of the utility model, the lock status input circuit includes resistance R28 and electricity Hold C21, one end of the position switch connects ground wire, the other end of the position switch respectively with one end of resistance R28 and electricity Hold one end connection of C21, the other end of the resistance R28 connects core power, and the other end of the capacitor C21 is connected with ground Line, one end of the resistance R28 and one end of capacitor C21 are connect with CPU.
As the further improved technical solution of the utility model, external control terminal includes remote server, main control Device and mobile terminal, the mobile terminal and remote server communicate to connect, the remote server and master controller communication link It connects, the smart lock node is several, and the ZigBee communication module and the master controller communicate to connect.
As the further improved technical solution of the utility model, the CPU in several described smart lock nodes is and institute Master controller is stated to connect by ZigBee wireless communication, the master controller by 3G communication network, 4G communication network or WiFi wireless network is connect with the remote server, and the mobile terminal and remote server are logical by 3G communication network, 4G Communication network or WiFi wireless network connection, the rechargeable battery are lithium battery.
Compared with the prior art, the advantages of the utility model are:
(1) this smart lock node environment is adaptable, and depending on the difference of the applications such as outdoor, interior, lithium electricity both can be used Pond power supply realizes the charging to lithium battery by photovoltaic battery panel or external power supply by photovoltaic energy collecting circuit, uses photovoltaic Solar panel can save the part energy;It can be recorded by lock status input circuit real-time detection lock body switch state for system Lock body switching information, circuit are simple and practical.
(2) this system realizes the interconnection of smart lock node and master controller using ZigBee wireless network, by ZigBee The ad hoc network characteristic of network effectively increases the scalability of intelligent lock system, meanwhile, avoid existing intelligent lock system using collection Chinese style controller controls difficult wiring brought by multiple smart lock nodes.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the internal circuit schematic illustration of the smart lock node of the utility model.
Fig. 3 is the circuit theory schematic diagram of the photovoltaic energy collecting circuit of the utility model.
Fig. 4 is the circuit theory schematic diagram of the core power circuit of the utility model.
Fig. 5 is the circuit theory schematic diagram of the lock driving power circuit of the utility model.
Fig. 6 is the circuit theory schematic diagram of the lock control driving circuit of the utility model.
Fig. 7 is the circuit theory schematic diagram of the lock status input circuit of the utility model.
Specific embodiment
Specific embodiment of the present utility model is further illustrated below according to Fig. 1 to Fig. 7:
As shown in Figure 1, a kind of intelligent lock system, including several smart lock nodes 1, the communication of several smart lock nodes 1 External control terminal is connected, external control terminal includes 3, master controllers 2 of remote server and mobile terminal 4(such as intelligence Can mobile phone), the cell phone application client communicated to connect with remote server 3, i.e. mobile terminal 4 are installed in the mobile terminal 4 Communicated to connect with remote server 3, the remote server 3 is communicated to connect with the master controller 2, the master controller 2 with The communication connection of several smart lock nodes 1;Several described smart lock nodes 1 with the master controller 2 by ZigBee without The communication connection of gauze network, the master controller 2 pass through 3G communication network, 4G communication network or WiFi wireless network and described long-range Server 3 connects, and the cell phone application client in the mobile terminal 4 is communicated with remote server 3 by 3G communication network, 4G Network or WiFi wireless network connection, the rechargeable battery are lithium battery.
As described in Figure 2, the smart lock node 1 includes photovoltaic battery panel, rechargeable battery, external power supply, photovoltaic energy receipts Collector, lock driving power circuit, core power circuit, ZigBee communication module, lock control driving circuit, lock status input electricity Road, CPU and lock body, the photovoltaic battery panel, rechargeable battery and external power supply are connect with photovoltaic energy collecting circuit, described Photovoltaic energy collecting circuit drives with lock with CPU, lock driving power circuit and core power circuit connection, the CPU respectively respectively Dynamic power circuit, lock control driving circuit, lock status input circuit, core power circuit are connected with ZigBee communication module, institute It states lock driving power circuit to connect with lock control driving circuit, the lock control driving circuit is electrically connected with lock body, the lock Ontology is connect with the lock status input circuit, the core power circuit respectively with lock status input circuit and ZigBee communication Module connection, the ZigBee communication module and the master controller 2 communicate to connect.To indoor application, smart lock node 1 is by outer Portion's power supply is lithium battery power supply, can not install photovoltaic battery panel, to outdoor utility, can be not connected to external power supply, be supplied by lithium battery Electricity simultaneously charges to lithium battery by photovoltaic energy collecting circuit by photovoltaic battery panel, to meet the long-time service of smart lock node 1 It needs.Photovoltaic energy collecting circuit in Fig. 2 accesses photovoltaic battery panel (J1 the connecing for photovoltaic battery panel in Fig. 3 by PVPWR Mouthful), EPWR is accessed external power supply (interface that the J2 in Fig. 3 is external power supply), and BATT+ and GND access lithium battery are (in Fig. 3 The pin 1 and pin 2 of J3 is the interface of lithium battery), TS is that lithium battery temperature sensor interface (pin 3 of the J3 in Fig. 3 and draws Foot 4 is the interface of temperature sensor), for monitoring lithium battery charging temperature, the size of self adaptive control lithium battery charging current, Guarantee charging safety, the STS in working condition STS(Fig. 2 of photovoltaic energy collecting circuit be CHARGE# in Fig. 3 and PWR0K# it) is separately input into the numeral input of CPU with the voltage VBAT of lithium battery (VBAT in Fig. 2 is the VBAT in Fig. 3) and draws Foot DI0 and simulation input pin AD0 monitors its power supply status for smart lock node 1, and outdoor application can when using lithium battery power supply Realize the low alarm of battery capacity, the SYSPWR in 4.2V output SYSPWR(Fig. 2 of photovoltaic energy collecting circuit is in Fig. 3 It VSYS is) the initial power supply of smart lock node 1, on the one hand which passes through lock driving power circuit and boost to 5V offer lock Driving circuit power supply is controlled, on the other hand provides CPU, ZigBee communication module and lock status input by core power circuit The required 2.8V power supply of circuit, locks driving power circuit and core power circuit is respectively connected to CPU simulation input pin AD1 and AD2 monitors system power state for CPU, realizes that fault alarm, CPU digital output DO0 are connected to lock control driving electricity Road, for driving the direct-drive motor in lock body to realize the unlatching of mechanical lock, mechanical lock opens or closes state CPU numeral input mouth DI1 is accessed by lock status input circuit, is read for CPU and locks current state, CPU and ZigBee module Between interconnected by UART serial communication interface, realize and the information exchange of master controller 2.CPU uses low-power consumption STM32L051.
The lock body includes mechanical lock, driving motor and position switch, the lock control driving circuit and the drive Dynamic motor connection, the driving motor is connect with mechanical lock and driving motor is dynamic for driving mechanical lock to do closure or openness Make, position switch is installed on the mechanical lock, the position switch is connect with the lock status input circuit, the position Switch is for detecting the closure or openness state of mechanical lock and transmitting a signal to lock status input circuit.This intelligent lock system is also Including temperature sensor, the temperature sensor is mounted on the rechargeable battery, the temperature sensor and the photovoltaic energy Measure the TS interface connection in collecting circuit.
As shown in figure 3, the photovoltaic energy collecting circuit uses a series of groups such as chip BQ24166RGE and resistance capacitances At the pin 1 and pin 21 of the chip BQ24166RGE is connect with photovoltaic battery panel, and the chip BQ24166RGE's draws Foot 20, pin 22 and pin 23 are connect with external power supply, the pin 11 and pin 12 of the chip BQ24166RGE with fill Battery is connected with CPU, and the pin 9 of the chip BQ24166RGE is connect with temperature sensor, the chip BQ24166RGE Pin 6, pin 7 and pin 8 connect with CPU, the pin 13 and pin 14 of the chip BQ24166RGE with lock drive Power circuit and core power circuit connection.Wherein, J1 is the interface of photovoltaic battery panel, and J2 is the interface of external power supply, J3's Pin 1 and pin 2 are the interface of lithium battery, and the pin 3 and pin 4 of J3 are the interface of temperature sensor, photovoltaic battery panel or outer Portion's power supply is lithium battery power supply by chip BQ24166RGE, and chip U1 is that photovoltaic energy collects chip BQ24166RGE, chip U1 monitors the lithium battery temperature information of its TS pin input, controls photovoltaic battery panel or external power supply and charges to lithium battery, meanwhile, It is exported by VSYS and provides power supply for system, in order to avoid VSYS instantaneously exports the deficiency of high current ability, chip U1 is logical It crosses chip Q1 and is provided as VSYS and high current supply access is provided, in addition, chip U1 exports CHARGE# and PWROK# signal to CPU, Its working condition is read for CPU.FB1, FB2, FB3, FB4 are magnetic bead in Fig. 3, anti-interference for filtering.
Specifically, the photovoltaic energy collecting circuit includes chip U1, chip Q1, magnetic bead FB1, magnetic bead FB2, magnetic bead FB3 Chip BQ24166RGE, the chip Q1 is used to use chip DMP2008UGF, the photovoltaic with magnetic bead FB4, the chip U1 Solar panel is connect with one end of one end of magnetic bead FB1 and magnetic bead FB2 respectively, and the other end of the magnetic bead FB1 is connected with pressure-sensitive electricity One end of RVA1 is hindered, the other end of the varistor RVA1 is connected with one end of gas-discharge tube GDT1, the gas discharge The other end of pipe GDT1 is connect with one end of magnetic bead FB2, and the other end of the magnetic bead FB2 is connected with the anode of diode D1, electricity Hold one end, one end of capacitor C2 and one end of resistance R2 of C1, the other end of the resistance R2 is connected with one end of resistance R1, institute The other end for stating the cathode of diode D1, the other end of capacitor C1, the other end of capacitor C2 and resistance R1 is another with magnetic bead FB1 The connection of the pin 21 of one end and chip U1, the resistance R1 and resistance R2 are connect with the pin 1 of chip U1, the chip U1's Pin 22 is connected with one end of one end of capacitor C4, one end of capacitor C3 and magnetic bead FB3, and the pin 20 of the chip U1 is connected with One end of capacitor C5, the other end of the capacitor C5 respectively with the other end of capacitor C4, the other end of capacitor C3 and magnetic bead FB4 One end connection, the other end of the magnetic bead FB3 and the other end of magnetic bead FB4 are connect with external power supply, and the chip U1's draws Foot 23 is connected with one end of capacitor C6, and the other end of the capacitor C6 is connect with the capacitor C5 and capacitor C4 respectively, the electricity The connecting pin for holding C3 and magnetic bead FB4 is connected with ground wire, and the pin 6 of the chip U1 is connected with one end and the resistance R3 of capacitor C12 One end, the other end of the capacitor C12 connect with the capacitor C4, and the other end of the resistance R3 is connected with light emitting diode One end of LED1, the pin 8 of the chip U1 are connected with one end of Light-emitting diode LED 2, the Light-emitting diode LED 2 it is another One end is connected with one end of resistance R4, and the other end of the resistance R4 is connect with the pin 6 of the chip U1, the light-emitting diodes The other end of pipe LED1 and the other end of Light-emitting diode LED 2 are connect with CPU, the other end of the Light-emitting diode LED 1 It is connect with the pin 7 of chip U1, the pin 4 of the chip U1 is connected with one end of resistance R5, and the other end of the resistance R5 connects It is connected to the cathode of semiconductor diode D2, the anode of the semiconductor diode D2 is connect with resistance R4, the resistance R5 connection There is one end of resistance R14, the other end of the resistance R14 is connected with one end of resistance R8, the other end and core of the resistance R8 The pin 24 of piece U1 connects, and the pin 19 of the chip U1 is connect by capacitor C7 with the pin 18 of chip U1, and chip U1's draws Foot 18 is connected with one end of inductance L1, and the other end of inductance L1 is connected with one end of capacitor C8 and one end of capacitor C9, capacitor C8 The other end connect ground wire with the other end of capacitor C9, pin 13 and pin 14 connection of chip U1, the pin 13 of chip U1 with Chip Q1 connection, chip Q1 are connect with capacitor C8, and chip Q1 is connect by resistance R9 with the pin 10 of chip U1, and chip U1's draws Foot 11 and pin 12 are connect with the anode and CPU of semiconductor diode D2, the pin 11 and pin 12 of chip U1 with chip Q1 Connection, chip Q1 are connected with capacitor C10 and capacitor C11, and capacitor C10 connects ground wire, the pin 9 and temperature of chip U1 with capacitor C11 Sensor connection is spent, the pin 12 of chip U1 is connect with rechargeable battery, and the pin 5 of chip U1 is connected with resistance R16, chip U1's Pin 15 is connected with resistance R15, and resistance R15 connects ground wire with the other end of resistance R16.
As shown in figure 4, the core power uses voltage stabilizing chip TLV73328PDBV, the voltage stabilizing chip The pin 1 and pin 3 of TLV73328PDBV is connect with the pin 13 of chip BQ24166RGE, the voltage stabilizing chip The pin 5 of TLV73328PDBV is connect with CPU, lock status input circuit and ZigBee communication module.Chip U2 is low pressure drop, low Quiescent dissipation voltage stabilizing chip, will be needed for system power supply VSYS pressure stabilizing to CPU, ZigBee communication module and lock status input circuit 2.8V core power VDD.
As shown in figure 5, the lock driving power circuit uses buck chip TPS63020DSJ and a series of circuits, Middle FB5, FB6 are magnetic bead, the pin 12 and pin 14 and CPU of the buck chip TPS63020DSJ anti-interference for filtering Connection, the pin 10 and pin 11 of the buck chip TPS63020DSJ are connect with the pin 13 of chip BQ24166RGE, institute The pin 4 and pin 5 for stating buck chip TPS63020DSJ are connect with lock control driving circuit.Q2 be switching mode efficiently rise/ It is depressured chip, the VMOT_ON signal control from CPU is received, when VMOT_ON signal is high level, by system power supply VSYS Boosting is VMOT power supply required for lock control driving circuit, while exportable VMOT_OK power supply status normal signal is for CPU (AD1 in Fig. 2) monitors its output state.
As shown in fig. 6, the lock control driving circuit includes resistance R24, resistance R25, resistance R26, resistance R27, three poles Pipe Q3, metal-oxide-semiconductor Q4 and diode D3, one end of the resistance R24 are connect with CPU, the other end of the resistance R24 respectively with electricity One end of resistance R25 is connected with the base stage of triode Q3, and the other end of the resistance R25 and the emitter of triode Q3 are connected with electricity The collector in source, the triode Q3 is connect with one end of resistance R26, the other end of the resistance R26 with resistance R27 one End is connected with the grid of metal-oxide-semiconductor Q4, the source electrode and buck chip of the other end of the resistance R27 and metal-oxide-semiconductor Q4 The earth signal GMOT connection of TPS63020DSJ, the drain electrode of the metal-oxide-semiconductor Q4 are connect with the anode of diode D3, the diode The cathode of D3 is connect with the pin 4 of buck chip TPS63020DSJ, the drain electrode of the cathode and metal-oxide-semiconductor Q4 of the diode D3 It is connect with the driving motor in lock body.The DO0 pin of CPU in control signal MDRV0(such as Fig. 2 from CPU) pass through Drive level needed for triode Q3 is converted to Q4, when MDRV0 is low level, Q4 conducting is connected between VMOT and MOT0 Lock body open.
As shown in fig. 7, the lock status input circuit includes resistance R28 and capacitor C21, J4 are the interface of position switch, One end of the position switch connects ground wire, the other end of the position switch respectively with one end of resistance R28 and capacitor C21 The other end of one end connection, the resistance R28 connects core power, and the other end of the capacitor C21 is connected with ground wire, the electricity One end of one end and capacitor C21 for hindering R28 is connect with CPU.Lock status is switch contact, when mechanical lock is closed, position Switch disconnects, and MSTS0 is high level, and when mechanical lock is opened, position switch closure, MSTS0 is low level, CPU(such as Fig. 2 In pin DI1) the current switch state of mechanical lock identified according to the level state of MSTS0.
Several smart lock nodes 1 in the present embodiment can be applied on article access counter, several smart lock nodes 1 It is all communicatively connected on master controller 2, concrete operating principle are as follows: signal is sent by the cell phone application client of mobile terminal 4 To remote server 3;Remote server 3 judges that user needs to deposit part or pickup according to the logon information of user;Then remote Journey server 3 remotely transmits a signal to master controller 2, and master controller 2 is remotely transmitted a signal to by ZigBee communication module can CPU in idle smart lock node 1 to deposit part is transmitted a signal in the corresponding smart lock node 1 for needing pickup On CPU;CPU sends control signals to lock control driving circuit, and lock control driving circuit sends signal according to the control instruction of CPU Driving motor into lock body, driving motor drive mechanical lock movement, and mechanical lock is opened, and position switch is mounted on machinery The position of lock core opening and closing can touch position switch when mechanical lock movement, to realize position switch detection mechanical lock The switch state of core, CPU identify the switch state of mechanical lock according to the incoming level of lock status input circuit;CPU will be intelligent The switch state of the mechanical lock of node 1 is locked by the way that in master controller 2 Real-time Feedback to remote server 3, remote server 3 is remembered It records the switch state of mechanical lock and updates smart lock node 1 and whether have article or whether be idle state.
This smart lock node environment is adaptable, and depending on the difference of the applications such as outdoor, interior, lithium battery confession both can be used Electricity realizes the charging to lithium battery by photovoltaic battery panel or external power supply by photovoltaic energy collecting circuit, can also be by external electrical Source directly powers, and without configuring photovoltaic battery panel, can save the part energy using photovoltaic battery panel;It can be inputted by lock status Circuit real-time detection lock body switch state records lock body switching information for system, makes information for switch lock body next time Preparation can also send switching information to mobile terminal and inform user.Circuit is simple and practical.This system is wireless using ZigBee The interconnection of network implementations smart lock node and master controller effectively increases intelligence by the ad hoc network characteristic of ZigBee-network The scalability of lock system, meanwhile, avoid existing intelligent lock system from controlling multiple smart lock node institutes using centralized controller Bring difficult wiring.
The protection scope of the utility model includes but is not limited to embodiment of above, and the protection scope of the utility model is to weigh Subject to sharp claim, replacement, deformation, the improvement that those skilled in the art that any pair of this technology is made is readily apparent that are each fallen within The protection scope of the utility model.

Claims (10)

1. a kind of intelligent lock system, it is characterised in that: including smart lock node, the smart lock node include photovoltaic battery panel, Rechargeable battery, external power supply, photovoltaic energy collecting circuit, lock driving power circuit, core power circuit, ZigBee communication mould Block, lock control driving circuit, lock status input circuit, CPU and lock body, the photovoltaic battery panel, rechargeable battery and external electrical Source is connect with photovoltaic energy collecting circuit, the photovoltaic energy collecting circuit respectively with CPU, lock driving power circuit and kernel Power circuit connection, the CPU respectively with lock driving power circuit, lock control driving circuit, lock status input circuit, interior nuclear power Source circuit is connected with ZigBee communication module, and the lock driving power circuit is connected with lock control driving circuit, the lock control Driving circuit is electrically connected with lock body, and the lock body is connect with the lock status input circuit, the core power circuit point It is not connect with lock status input circuit and ZigBee communication module, the ZigBee communication module is external for telecommunication connection Controlling terminal.
2. intelligent lock system according to claim 1, it is characterised in that: the lock body includes mechanical lock, driving electricity Machine and position switch, the lock control driving circuit are connect with the driving motor, and the driving motor is connect with mechanical lock And driving motor is used to that mechanical lock to be driven to do closure or openness movement, and position switch is equipped on the mechanical lock, it is described Position switch is connect with the lock status input circuit, and the position switch is used to detect the closure or openness state of mechanical lock And transmit a signal to lock status input circuit.
3. intelligent lock system according to claim 2, it is characterised in that: it further include temperature sensor, the temperature sensing Device is mounted on the rechargeable battery, and the temperature sensor is connect with the photovoltaic energy collecting circuit.
4. intelligent lock system according to claim 3, it is characterised in that: the photovoltaic energy collecting circuit uses chip The pin 1 and pin 21 of BQ24166RGE, the chip BQ24166RGE are connect with photovoltaic battery panel, the chip Pin 20, pin 22 and the pin 23 of BQ24166RGE is connect with external power supply, the pin 11 of the chip BQ24166RGE It is connect with rechargeable battery and CPU with pin 12, the pin 9 of the chip BQ24166RGE is connect with temperature sensor, described Pin 6, pin 7 and the pin 8 of chip BQ24166RGE is connect with CPU, the pin 13 of the chip BQ24166RGE and is drawn Foot 14 with lock driving power circuit and core power circuit connection.
5. intelligent lock system according to claim 4, it is characterised in that: the core power uses voltage stabilizing chip The pin 1 and pin 3 of TLV73328PDBV, the voltage stabilizing chip TLV73328PDBV with the pin 13 of chip BQ24166RGE Connection, the pin 5 of the voltage stabilizing chip TLV73328PDBV are connect with CPU, lock status input circuit and ZigBee communication module.
6. intelligent lock system according to claim 5, it is characterised in that: the lock driving power circuit uses buck core The pin 12 and pin 14 of piece TPS63020DSJ, the buck chip TPS63020DSJ are connect with CPU, the buck core The pin 10 and pin 11 of piece TPS63020DSJ is connect with the pin 13 of chip BQ24166RGE, the buck chip The pin 4 and pin 5 of TPS63020DSJ is connect with lock control driving circuit.
7. intelligent lock system according to claim 6, it is characterised in that: the lock control driving circuit include resistance R24, One end and the CPU company of resistance R25, resistance R26, resistance R27, triode Q3, metal-oxide-semiconductor Q4 and diode D3, the resistance R24 It connects, the other end of the resistance R24 is connect with the base stage of one end of resistance R25 and triode Q3 respectively, and the resistance R25's is another The emitter of one end and triode Q3 are connected with power supply, and the collector of the triode Q3 is connect with one end of resistance R26, described The other end of resistance R26 is connect with the grid of one end of resistance R27 and metal-oxide-semiconductor Q4, the other end and MOS of the resistance R27 The source electrode of pipe Q4 is connect with the ground wire of buck chip TPS63020DSJ, the drain electrode of the metal-oxide-semiconductor Q4 and the anode of diode D3 Connection, the cathode of the diode D3 are connect with the pin 4 of buck chip TPS63020DSJ, the cathode of the diode D3 It is connect with the driving motor in lock body with the drain electrode of metal-oxide-semiconductor Q4.
8. intelligent lock system according to claim 7, it is characterised in that: the lock status input circuit includes resistance R28 With capacitor C21, one end of the position switch connects ground wire, the other end of position switch one end with resistance R28 respectively It is connected with one end of capacitor C21, the other end of the resistance R28 connects core power, and the other end of the capacitor C21 is connected with Ground wire, one end of the resistance R28 and one end of capacitor C21 are connect with CPU.
9. intelligent lock system according to any one of claims 1 to 8, it is characterised in that: the external control terminal includes Remote server, master controller and mobile terminal, the mobile terminal and remote server communicate to connect, the remote server It is communicated to connect with master controller, the smart lock node is several, and the ZigBee communication module and the master controller are logical Letter connection.
10. intelligent lock system according to claim 9, it is characterised in that: the CPU in several described smart lock nodes is equal It is connect with the master controller by ZigBee wireless communication, the master controller passes through 3G communication network, 4G communication network Network or WiFi wireless network are connect with the remote server, the mobile terminal and remote server by 3G communication network, 4G communication network or WiFi wireless network connection, the rechargeable battery are lithium battery.
CN201820624859.3U 2018-04-28 2018-04-28 A kind of intelligent lock system Expired - Fee Related CN208184427U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110807848A (en) * 2019-09-27 2020-02-18 郑州大学 Intelligent well lid lock system based on narrow-band Internet of things technology

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110807848A (en) * 2019-09-27 2020-02-18 郑州大学 Intelligent well lid lock system based on narrow-band Internet of things technology
CN110807848B (en) * 2019-09-27 2021-10-29 郑州大学 Intelligent well lid lock system based on narrow-band Internet of things technology

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