CN207895280U - A kind of low-power consumption Internet of Things parking stall lock control circuit - Google Patents

Abstract

The utility model is related to a kind of low-power consumption Internet of Things parking stall lock control circuits, including single machine unit, push-button unit, electric-motor drive unit, berth lock state detection unit, alarm unit, bluetooth communication unit, NB IOT communication units and electric power detection unit and power supply unit, power supply unit is by rechargeable battery powered, electric power detection unit is connected between rechargeable battery and single machine unit, push-button unit, electric-motor drive unit, berth lock state detection unit, alarm unit, bluetooth communication unit and NB IOT communication units are connected with single machine unit respectively, electric-motor drive unit is connected with the direct current generator of control berth lock lever lifting, berth lock state detection unit is mounted at the lifting position of berth lock lever.The utility model uses NB IOT mechanicss of communication, low in energy consumption, and communication robust, reliability are high.The utility model is conducive to the promotion and popularization of shared stall system, realizes the reasonable shared use of parking stall, effectively solves the problems, such as parking difficulty.

Description

A kind of low-power consumption Internet of Things parking stall lock control circuit

Technical field

It a kind of uses the utility model is related to a kind of berth lock of vehicle parking space more particularly to convenient for parking stall is shared Low-power consumption Internet of Things parking stall lock control circuit.

Background technology

As the improvement of people's living standards, automobile is more and more universal, public parking stall resource than relatively limited, ask by parking difficulty Topic increasingly highlights.And some fix parking stall, due to being that user charges are bought out, user often opens for the ease of the automobile of oneself To can stop into additional, berth lock installed to parking stall, thus when the automobile of user not at this point when, parking stall be exactly it is empty, this The waste of parking stall resource is caused to a certain extent.Therefore shared stall system is come into being, can be remote by being installed additional on parking stall The Internet of Things berth lock of thread management control realizes the reasonable shared use of parking stall.But existing Internet of Things berth lock generally uses GPRS Communication modes realize the opening and closing to berth lock, and power consumption is big, and the number of nodes that equipment can connect is few, logical with daily mobile phone communication News network is mutually used, and is easy to go offline, communication robust, reliability are poor.

Invention content

In order to solve the above-mentioned technical problem the utility model, provides a kind of low-power consumption Internet of Things parking stall lock control circuit, adopts Low in energy consumption with NB-IOT mechanicss of communication, communication robust, reliability are high, are conducive to the promotion and popularization of shared stall system, real The reasonable shared use of existing parking stall, effectively solves the problems, such as parking difficulty.

The above-mentioned technical problem of the utility model is mainly to be addressed by following technical proposals：The utility model packet Include single machine unit, push-button unit, electric-motor drive unit, berth lock state detection unit, alarm unit, bluetooth communication unit and NB-IOT communication units and the power supply unit that operating voltage is provided for entire control circuit, push-button unit, electric-motor drive unit, vehicle Position lock status detection unit, alarm unit, bluetooth communication unit and NB-IOT communication units are connected with single machine unit respectively, electricity Machine driving unit is connected with the direct current generator of control berth lock lever lifting.Berth lock state detection unit is mounted on parking stall backset At the lifting position of bar, detection berth lock is locked state or unlocking condition.Bluetooth communication unit can be intelligent with mobile phone etc. Mobile device wireless telecommunications can open or shut berth lock in hand hands- operation convenient for parking stall owner, can also read berth lock State, can also be used with external bluetooth parking stall card pairing, realize parking stall lock status read, the opening and closing of control berth lock. NB-IOT communication units are wirelessly connected with vehicle parking space Sharing Management end, and vehicle parking space shared system is mounted on mobile phone User, operated on mobile phone, application use which parking stall, application information is issued vehicle parking space Sharing Management end, Vehicle parking space Sharing Management end is verified and is dealt with to the state of the parking stall, such as meets unlocking condition, then issues out Lock signal gives NB-IOT communication units, then is conveyed to single machine unit by NB-IOT communication units, is handled through single machine unit, leads to Electric-motor drive unit control direct current generator work is crossed, then by the decline of DC MOTOR CONTROL berth lock lever, while alarm unit Unlocking prompt tone is sent out, to realize that the unlatching of berth lock, applicant can reach automobile on this parking stall.Automobile Open from when, user terminates a process of hiring a car, vehicle parking space Sharing Management end remote control parking stall backset also by mobile phone operation Bar rises, and berth lock is made to lock, while alarm unit sends out locking prompt tone, and the rental that user completes parking stall on mobile phone is paid Take.The technical program uses NB-IOT mechanicss of communication, low in energy consumption, and communication robust, reliability are high, is conducive to shared stall system Promotion and popularization, realize parking stall it is reasonable it is shared use, effectively solve the problems, such as parking difficulty.

Preferably, the low-power consumption Internet of Things parking stall lock control circuit includes electric power detection unit, the power supply list By rechargeable battery powered, the input terminal of electric power detection unit is connected member with the voltage output end of rechargeable battery, electric power detection unit Output end be connected with the single machine unit.It is battery powered, berth lock installation is more convenient.Electric power detection unit detection electricity The output voltage in pond starts alarm unit by single machine unit, sends out and need to change battery signal when less than setting value.Also may be used The low signal of battery capacity is sent to parking stall owner by telecommunication, it is more convenient to use.

Preferably, the single machine unit includes microcontroller U2, microcontroller U2 uses STM8L052R8 microcontrollers；Institute The NB-IOT communication units stated include NB-IOT communication chips U3A, ESIM chip card U5 and communication indicator light LED1, NB-IOT logical It interrogates chip U3A and uses BC28 communication chips；2 feet of microcontroller U2 had not only met voltage VCC through resistance R6 but also be grounded through capacitance C5, monolithic Through capacitance C6, capacitance C7 ground connection, crystal oscillator XT1 is connected between 60 feet and 61 feet of microcontroller U2 respectively for 60 feet, 61 feet of machine U2, Crystal oscillator XT1's also has a foot ground connection, 11 feet, 12 feet, 13 feet, 55 feet and 29 feet of microcontroller U2 to meet voltage VDD, and single 13 feet, 29 feet of piece machine U2 are grounded through capacitance C9, capacitance C10 respectively, and 9 feet, 10 feet, 30 feet and 56 feet of microcontroller U2 connect Ground, the 18 foot meridian capacitor C8 ground connection of microcontroller U2,53 feet of microcontroller U2 are through resistance R11 and with NB-IOT communication chips U3A's 20 feet are connected, and 54 feet of microcontroller U2 are connected through resistance R12 with the base stage of triode Q1, and the base stage of triode Q1 is through resistance R13 Ground connection, the emitter ground connection of triode Q1, the collector of triode Q1 are connected with 15 feet of NB-IOT communication chips U3A, monolithic 57 feet of machine U2 are connected through resistance R10 with 18 feet of NB-IOT communication chips U3A, and 58 feet of microcontroller U2 are through resistance R9 and NB- 17 feet of IOT communication chips U3A are connected, and 16 feet of NB-IOT communication chips U3A are through the base stage phase of resistance R18 and triode Q2 Even, the emitter ground connection of triode Q2, the collector of triode Q2 are connected through resistance R16 with the cathode of Light-emitting diode LED 1, The anode of Light-emitting diode LED 1 connects 1 foot, 27 feet, 34 feet, 36 feet, 37 feet, 40 feet of voltage VDD, NB-IOT communication chip U3A It is grounded with 41 feet, 42 feet and 43 feet of NB-IOT communication chips U3A connect the 35 feet warp of voltage VDD, NB-IOT communication chip U3A Resistance R8 is connected with antenna E2, and the both ends of resistance R8 are grounded through capacitance C16, capacitance C17 respectively, NB-IOT communication chips U3A's 14 feet are connected with 1 foot of ESIM chip cards U5, and 12 feet of NB-IOT communication chips U3A are through the 2 of resistance R14 and ESIM chip card U5 Foot is connected, and 13 feet of NB-IOT communication chips U3A are connected through resistance R15 with 3 feet of ESIM chip cards U5, NB-IOT communication chips 10 feet of U3A are connected with 4 feet of ESIM chip cards U5, and capacitance C19, NB-IOT are connected between 1 foot and 4 feet of ESIM chip cards U5 11 feet of communication chip U3A are connected through resistance R17 with 6 feet of ESIM chip cards U5,2 feet, 3 feet, 6 feet point of ESIM chip cards U5 Not through capacitance C20, capacitance C22, capacitance C21 ground connection, 1 foot, 2 feet, 3 feet, 6 feet of ESIM chip cards U5 are divided into other and voltage stabilizing chip 4 feet, 5 feet, 1 foot, 3 feet of T1 are connected, the 2 feet ground connection of voltage stabilizing chip T1.Using the STM8L052R8 microcontrollers of low-power consumption, into one Step reduces the power consumption of berth lock, extends the service life of battery.It is low in energy consumption using NB-IOT mechanicss of communication, communication robust, can By property height.Using ESIM chip cards, it can be placed directly against on circuit board rather than by way of deck plug-in card, deck is avoided to connect It is bad to touch communication caused by aging.

Preferably, the push-button unit includes button K1, the alarm unit includes triode Q9 and buzzer； 8 feet of microcontroller U2 are connected with one end of button K1, the other end ground connection of button K1, and capacitance C23, monolithic are parallel on button K1 8 feet of machine U2 meet voltage VDD through resistance R19；25 feet of microcontroller U2 are connected through resistance R28 with the base stage of triode Q9, three poles The emitter of pipe Q9 is grounded, and the collector of triode Q9 is connected with 2 feet of socket P7, and 1 foot of socket P7 connects voltage VCC, socket P7 is connected by connecting wire with the buzzer.Alarm unit uses the buzzer with cavity, for prompting berth lock State.Using the buzzer with cavity, there is lower power consumption compared to loudspeaker, and can generate under same electric current higher Decibel, alarm become apparent from, and improve reliability.

Preferably, the electric-motor drive unit includes triode Q3~triode Q8, triode Q3, triode Q4, Be connected separately between the emitter and collector of triode Q7 and triode Q8 diode D3, diode D2, diode D4 and The emitter of diode D5, triode Q3 are connected with the emitter of triode Q4 and connect voltage VCC, the emitter of triode Q7 It is connected with the emitter of triode Q8 and is grounded through resistance R29, the collector of triode Q3 and the collector phase of triode Q4 Even and be connected with the anode of the direct current generator, the collector of triode Q7 be connected with the collector of triode Q8 and with The cathode of the direct current generator is connected, triode Q3, triode Q4, triode Q7 and triode Q8 emitter and base stage it Between be connected separately with resistance R21, resistance R20, resistance R26 and resistance R27, the base stage of triode Q3 is through resistance R22 and triode The collector of Q6 is connected, and the base stage of triode Q7 is connected with the emitter of triode Q6, the base stage of triode Q4 through resistance R23 with The collector of triode Q5 is connected, and the base stage of triode Q8 is connected with the emitter of triode Q5, the base stage of triode Q5, three poles The base stage of pipe Q6 is connected with one end of resistance R24, resistance R25 respectively, resistance R24, the other end of resistance R25 and triode Q7 Emitter is connected with the single machine unit respectively.Using H-bridge drive circuit structure, the control to direct current generator is realized, from And realize the rise or landing of berth lock lever, control is more reliable.

Preferably, the berth lock state detection unit includes two be made of infrared transmitting tube and infrared receiving tube Group infrared tube；Infrared transmitting tube D22, infrared transmitting tube D33 cathode be grounded, infrared transmitting tube D22, infrared transmitting tube The anode of D33 is connected with 1 foot of socket P1, and 2 feet of socket P1 are grounded, and 3 feet of socket P1,4 feet are respectively and infrared receiving tube D11, infrared receiving tube D44 K feet be connected, infrared receiving tube D11, infrared receiving tube D44 A feet be grounded, socket P1 and insert The pin of seat P8, which corresponds to, to be connected, and 1 foot of socket P8 is connected with one end of resistance R32, the other end of resistance R32,3 feet of socket P8 And 4 foot be connected respectively with the single machine unit, 3 feet, 4 feet of socket P8 connect voltage through resistance R31, resistance R30 respectively 2 feet of VDD, socket P8 are grounded.Two groups of infrared tubes are separately mounted at the lifting position of berth lock lever, i.e., lockset position of coupler and Locked position shows to unlock when one group of infrared tube has signal；When another group of infrared tube has signal, show to lock.Detection can By property height.

The utility model has the beneficial effects that：Low in energy consumption using NB-IOT mechanicss of communication, communication robust, reliability are high； It using ESIM chip cards, can be placed directly against on circuit board rather than by way of deck plug-in card, deck is avoided to contact aging Caused communication is bad；Using battery powered, keep berth lock easier for installation, lower power consumption, when extending the use of battery Between.The utility model is conducive to the promotion and popularization of shared stall system, realizes the reasonable shared use of parking stall, effectively solves to stop The problem of vehicle hardly possible.

Description of the drawings

Fig. 1 is a kind of circuit theory connection block diagram of the utility model.

Fig. 2 is a kind of circuit of single machine unit in the utility model, push-button unit, alarm unit and electric power detection unit Schematic diagram.

Fig. 3 is a kind of circuit diagram of NB-IOT communication units and bluetooth communication unit in the utility model.

Fig. 4 is a kind of circuit diagram of electric-motor drive unit in the utility model.

Fig. 5 is a kind of circuit diagram of berth lock state detection unit in the utility model.

1. single machine unit in figure, 2. push-button units, 3. electric-motor drive units, 4. berth lock state detection units, 5. reports Alert unit, 6. bluetooth communication units, 7.NB-IOT communication units, 8. electric power detection units, 9. power supply units.

Specific implementation mode

Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.

Embodiment：A kind of low-power consumption Internet of Things parking stall lock control circuit of the present embodiment, as shown in Figure 1, including microcontroller list Member 1, push-button unit 2, electric-motor drive unit 3, berth lock state detection unit 4, alarm unit 5, bluetooth communication unit 6, NB- IOT communication units 7 and electric power detection unit 8 and the power supply unit 9 that operating voltage is provided for entire control circuit, power supply unit by Rechargeable battery powered, the input terminal of electric power detection unit is connected with the voltage output end of rechargeable battery, electric power detection unit it is defeated Outlet is connected with the input terminal of single machine unit, and push-button unit, electric-motor drive unit, berth lock state detection unit, alarm are single Member, bluetooth communication unit and NB-IOT communication units are connected with single machine unit respectively, electric-motor drive unit and control berth lock The direct current generator of lever lifting is connected, and berth lock state detection unit is mounted at the lifting position of berth lock lever.Bluetooth is logical Interrogate unit can with Intelligent mobile equipments wireless telecommunications, NB-IOT communication units and the vehicle parking space Sharing Management end such as mobile phone without Line is connected.

As shown in Figures 2 and 3, single machine unit 1 includes microcontroller U2, and microcontroller U2 uses STM8L052R8 microcontrollers； NB-IOT communication units 7 include NB-IOT communication chips U3A, ESIM chip card U5 and communication indicator light LED1, NB-IOT communication Chip U3A uses BC28 communication chips；Bluetooth communication unit 6 includes Bluetooth chip U4, and Bluetooth chip U4 uses OE-B01 bluetooths Chip；Push-button unit 2 includes button K1, and alarm unit 5 includes triode Q9 and buzzer, and buzzer uses the bee with cavity Ring device.2 feet of microcontroller U2 had not only met voltage VCC through resistance R6 but also be grounded through capacitance C5, and 60 feet, 61 feet of microcontroller U2 pass through respectively Capacitance C6, capacitance C7 ground connection, are connected with crystal oscillator XT1 between 60 feet and 61 feet of microcontroller U2, crystal oscillator XT1's also has a foot to connect Ground, 11 feet, 12 feet, 13 feet, 55 feet and 29 feet of microcontroller U2 meet voltage VDD, and 13 feet of microcontroller U2,29 feet are distinguished Through capacitance C9, capacitance C10 ground connection, 9 feet, 10 feet, 30 feet and 56 feet of microcontroller U2 are grounded, 18 foot meridian capacitors of microcontroller U2 C8 is grounded, and 53 feet of microcontroller U2 are connected through resistance R11 with 20 feet of NB-IOT communication chips U3A, 54 feet of microcontroller U2 It is connected with the base stage of triode Q1 through resistance R12, the base stage of triode Q1 is grounded through resistance R13, and the emitter of triode Q1 connects The collector on ground, triode Q1 is connected with 15 feet of NB-IOT communication chips U3A, and 57 feet of microcontroller U2 are through resistance R10 and NB- 18 feet of IOT communication chips U3A are connected, and 58 feet of microcontroller U2 are connected through resistance R9 with 17 feet of NB-IOT communication chips U3A, 16 feet of NB-IOT communication chips U3A are connected through resistance R18 with the base stage of triode Q2, the emitter ground connection of triode Q2, and three The collector of pole pipe Q2 is connected through resistance R16 with the cathode of Light-emitting diode LED 1, and the anode of Light-emitting diode LED 1 connects voltage 1 foot, 27 feet, 34 feet, 36 feet, 37 feet, 40 feet and 41 feet of VDD, NB-IOT communication chip U3A are grounded, and NB-IOT communicates core 35 feet that 42 feet and 43 feet of piece U3A meet voltage VDD, NB-IOT communication chip U3A are connected through resistance R8 with antenna E2, resistance R8 Both ends respectively through capacitance C16, capacitance C17 ground connection, 14 feet of NB-IOT communication chips U3A and the 1 foot phase of ESIM chip cards U5 Even, 12 feet of NB-IOT communication chips U3A are connected through resistance R14 with 2 feet of ESIM chip cards U5, NB-IOT communication chips U3A 13 feet be connected with 3 feet of ESIM chip cards U5 through resistance R15,10 feet and ESIM chip cards U5 of NB-IOT communication chips U3A 4 feet be connected, 11 feet of capacitance C19, NB-IOT communication chip U3A are connected between 1 foot and 4 feet of ESIM chip cards U5 through resistance 6 feet of R17 with ESIM chip cards U5 are connected, and 2 feet of ESIM chip cards U5,3 feet, 6 feet are respectively through capacitance C20, capacitance C22, electricity Hold C21 ground connection, 1 foot, 2 feet, 3 feet, 6 feet of ESIM chip cards U5 are divided into other and 4 feet of voltage stabilizing chip T1,5 feet, 1 foot, 3 foot phases Even, the 2 feet ground connection of voltage stabilizing chip T1.1 foot, 3 feet, 19 feet, 20 feet and 22 feet of Bluetooth chip U4 are grounded, Bluetooth chip U4's 2 feet meet antenna E1,7 feet, 8 feet, 15 feet, 16 feet and 17 feet of Bluetooth chip U4 respectively with 22 feet of microcontroller U2,23 feet, 19 Foot, 20 feet and 21 feet are connected, and 18 feet of Bluetooth chip U4 meet voltage VDD through resistance R7, and 21 feet of Bluetooth chip U4 connect voltage VDD.8 feet of microcontroller U2 are connected with one end of button K1, the other end ground connection of button K1, and capacitance C23 is parallel on button K1, 8 feet of microcontroller U2 meet voltage VDD through resistance R19；25 feet of microcontroller U2 are connected through resistance R28 with the base stage of triode Q9, The emitter of triode Q9 is grounded, and the collector of triode Q9 is connected with 2 feet of socket P7, and 1 foot of socket P7 meets voltage VCC, Socket P7 is connected by connecting wire with buzzer.Electric power detection unit 8 include resistance R1 and resistance R4, one end of resistance R1 and The voltage output end VCC of rechargeable battery is connected, and the other end of resistance R1 had not only been connected with the cathode of voltage-stabiliser tube D1 but also with resistance R4's One end is connected, the other end of resistance R4 and the plus earth of voltage-stabiliser tube D1, the tie point and microcontroller U2 of resistance R1 and resistance R4 7 feet be connected.

As shown in figure 4, electric-motor drive unit 3 includes triode Q3~triode Q8；Triode Q3, triode Q4, three poles Diode D3, diode D2, diode D4 and two poles are connected separately between the emitter and collector of pipe Q7 and triode Q8 The emitter of pipe D5, triode Q3 are connected with the emitter of triode Q4 and connect voltage VCC, the emitter of triode Q7 and three The emitter of pole pipe Q8 is connected and is grounded through resistance R29, and the collector of triode Q3 is connected simultaneously with the collector of triode Q4 And be connected with the positive M+ of direct current generator, the collector of triode Q7 is connected with the collector of triode Q8 and and direct current generator Cathode M- be connected, triode Q3, triode Q4, triode Q7 and triode Q8 emitter and base stage between be connected separately with Resistance R21, resistance R20, resistance R26 and resistance R27, the base stage of triode Q3 is through the collector phase of resistance R22 and triode Q6 Even, the base stage of triode Q7 is connected with the emitter of triode Q6, collection of the base stage through resistance R23 and triode Q5 of triode Q4 Electrode is connected, and the base stage of triode Q8 is connected with the emitter of triode Q5, the base stage of triode Q5, the base stage of triode Q6 point Be not connected with one end of resistance R24, resistance R25, resistance R24, resistance R25 the other end respectively with 4 feet of microcontroller U2,3 feet It is connected, the emitter of triode Q7 is connected with 5 feet of microcontroller U2.

As shown in figure 5, berth lock state detection unit 4 includes that be made of infrared transmitting tube and infrared receiving tube two groups are red Outside to pipe.Infrared transmitting tube D22, infrared transmitting tube D33 cathode be grounded, infrared transmitting tube D22, infrared transmitting tube D33 Anode is connected with 1 foot of socket P1, and 2 feet of socket P1 are grounded, 3 feet of socket P1,4 feet respectively with infrared receiving tube D11, red The K feet of outer reception pipe D44 are connected, infrared receiving tube D11, infrared receiving tube D44 A feet be grounded, socket P1 and socket P8's Pin, which corresponds to, to be connected, and 1 foot of socket P8 is connected with one end of resistance R32, the other end of resistance R32 and the 26 foot phases of microcontroller U2 Even, 3 feet and 4 feet of socket P8 are connected with 27 feet of microcontroller U2,28 foot units respectively, and 3 feet of socket P8,4 feet are respectively through electricity Resistance R31, resistance R30 connect voltage VDD, the 2 feet ground connection of socket P8.

The course of work：NB-IOT communication units are wirelessly connected with vehicle parking space Sharing Management end, are mounted on mobile phone The user of vehicle parking space shared system, is operated on mobile phone, which parking stall application uses, and application information is issued automobile Parking stall Sharing Management end, vehicle parking space Sharing Management end are verified and are dealt with to the state of the parking stall, such as met Unlocking condition then issues unlocking signal and gives NB-IOT communication units, then is conveyed to single machine unit by NB-IOT communication units, warp Single machine unit processing controls direct current generator work by electric-motor drive unit, then by DC MOTOR CONTROL berth lock lever Decline, while alarm unit sends out unlocking prompt tone, to realize that automobile can be reached this by the unlatching of berth lock, applicant On a parking stall.Automobile open from when, user terminates a process of hiring a car, vehicle parking space Sharing Management end also by mobile phone operation Remote control berth lock lever rises, and so that berth lock is locked, while alarm unit sends out locking prompt tone, user is complete on mobile phone It pays at the rental of parking stall.When parking stall is illegally occupied, i.e., in management end or parking stall owner and do not send out the feelings for allowing unlocking signal Condition detects that berth lock is in the open state, then single machine unit can send out alarm signal to parking stall owner and Sharing Management end, Respective handling is made in time convenient for related personnel.The technical program uses NB-IOT mechanicss of communication, low in energy consumption, communication robust, Reliability is high, is conducive to the promotion and popularization of shared stall system, realizes the reasonable shared use of parking stall, efficiently uses parking stall money Source solves the problems, such as parking difficulty.

Claims (6)

1. a kind of low-power consumption Internet of Things parking stall lock control circuit, it is characterised in that including single machine unit, push-button unit, motor driving Unit, berth lock state detection unit, alarm unit, bluetooth communication unit and NB-IOT communication units and be entire control circuit The power supply unit of operating voltage, push-button unit, electric-motor drive unit, berth lock state detection unit, alarm unit, bluetooth are provided Communication unit and NB-IOT communication units are connected with single machine unit respectively, electric-motor drive unit and control berth lock lever lifting Direct current generator be connected.

2. a kind of low-power consumption Internet of Things parking stall according to claim 1 lock control circuit, it is characterised in that including electric power detection Unit, the power supply unit is by rechargeable battery powered, the input terminal of electric power detection unit and the voltage output end of rechargeable battery It is connected, the output end of electric power detection unit is connected with the single machine unit.

3. a kind of low-power consumption Internet of Things parking stall according to claim 1 lock control circuit, it is characterised in that the microcontroller Unit includes microcontroller U2, and microcontroller U2 uses STM8L052R8 microcontrollers；The NB-IOT communication units include NB-IOT Communication chip U3A, ESIM chip card U5 and communication indicator light LED1, NB-IOT communication chip U3A use BC28 communication chips；It is single 2 feet of piece machine U2 had not only met voltage VCC through resistance R6 but also be grounded through capacitance C5,60 feet of microcontroller U2,61 feet respectively through capacitance C6, Capacitance C7 ground connection, is connected with crystal oscillator XT1 between 60 feet and 61 feet of microcontroller U2, crystal oscillator XT1's also has a foot ground connection, monolithic 11 feet, 12 feet, 13 feet, 55 feet and 29 feet of machine U2 meet voltage VDD, and 13 feet of microcontroller U2,29 feet are respectively through capacitance C9, capacitance C10 ground connection, 9 feet, 10 feet, 30 feet and 56 feet of microcontroller U2 are grounded, and the 18 foot meridian capacitor C8 of microcontroller U2 connect 53 feet on ground, microcontroller U2 are connected through resistance R11 with 20 feet of NB-IOT communication chips U3A, and 54 feet of microcontroller U2 are through resistance R12 is connected with the base stage of triode Q1, and the base stage of triode Q1 is grounded through resistance R13, the emitter ground connection of triode Q1, three poles The collector of pipe Q1 is connected with 15 feet of NB-IOT communication chips U3A, and 57 feet of microcontroller U2 are communicated through resistance R10 and NB-IOT 18 feet of chip U3A are connected, and 58 feet of microcontroller U2 are connected through resistance R9 with 17 feet of NB-IOT communication chips U3A, NB-IOT 16 feet of communication chip U3A are connected through resistance R18 with the base stage of triode Q2, the emitter ground connection of triode Q2, triode Q2 Collector be connected with the cathode of Light-emitting diode LED 1 through resistance R16, the anode of Light-emitting diode LED 1 meets voltage VDD, NB- 1 foot, 27 feet, 34 feet, 36 feet, 37 feet, 40 feet and 41 feet of IOT communication chips U3A are grounded, NB-IOT communication chips U3A's 35 feet that 42 feet and 43 feet meet voltage VDD, NB-IOT communication chip U3A are connected through resistance R8 with antenna E2, the both ends of resistance R8 Respectively through capacitance C16, capacitance C17 ground connection, 14 feet of NB-IOT communication chips U3A are connected with 1 foot of ESIM chip cards U5, NB- 12 feet of IOT communication chips U3A are connected through resistance R14 with 2 feet of ESIM chip cards U5,13 feet of NB-IOT communication chips U3A It is connected with 3 feet of ESIM chip cards U5 through resistance R15,10 feet of NB-IOT communication chips U3A and the 4 foot phases of ESIM chip cards U5 Even, be connected between 1 foot and 4 feet of ESIM chip cards U5 11 feet of capacitance C19, NB-IOT communication chip U3A through resistance R17 and 6 feet of ESIM chip cards U5 are connected, and 2 feet of ESIM chip cards U5,3 feet, 6 feet are respectively through capacitance C20, capacitance C22, capacitance C21 Ground connection, 1 foot, 2 feet, 3 feet, 6 feet of ESIM chip cards U5, which are divided into, not to be connected with 4 feet of voltage stabilizing chip T1,5 feet, 1 foot, 3 feet, surely Press the 2 feet ground connection of chip T1.

4. a kind of low-power consumption Internet of Things parking stall according to claim 3 lock control circuit, it is characterised in that the button list Member includes button K1, and the alarm unit includes triode Q9 and buzzer；8 feet of microcontroller U2 and one end phase of button K1 Even, the other end of button K1 is grounded, and is parallel with capacitance C23 on button K1,8 feet of microcontroller U2 meet voltage VDD through resistance R19； 25 feet of microcontroller U2 are connected through resistance R28 with the base stage of triode Q9, the emitter ground connection of triode Q9, the collection of triode Q9 Electrode is connected with 2 feet of socket P7, and 1 foot of socket P7 meets voltage VCC, and socket P7 passes through connecting wire and the buzzer phase Even.

5. a kind of low-power consumption Internet of Things parking stall according to claim 1 or 2 or 3 lock control circuit, it is characterised in that described Electric-motor drive unit includes triode Q3~triode Q8, the transmitting of triode Q3, triode Q4, triode Q7 and triode Q8 Diode D3, diode D2, diode D4 and diode D5, the emitter of triode Q3 are connected separately between pole and collector It is connected with the emitter of triode Q4 and meets voltage VCC, the emitter of triode Q7 is connected simultaneously with the emitter of triode Q8 And through resistance R29 be grounded, the collector of triode Q3 be connected with the collector of triode Q4 and with the direct current generator Anode be connected, the collector of triode Q7 be connected with the collector of triode Q8 and with the cathode phase of the direct current generator Even, resistance R21, electricity are connected separately between the emitter and base stage of triode Q3, triode Q4, triode Q7 and triode Q8 The base stage of resistance R20, resistance R26 and resistance R27, triode Q3 are connected through resistance R22 with the collector of triode Q6, triode Q7 Base stage be connected with the emitter of triode Q6, the base stage of triode Q4 is connected through resistance R23 with the collector of triode Q5, three The base stage of pole pipe Q8 is connected with the emitter of triode Q5, and the base stage of triode Q5, the base stage of triode Q6 are respectively and resistance R24, resistance R25 one end be connected, the emitter of resistance R24, the other end of resistance R25 and triode Q7 respectively with the list Piece machine unit is connected.

6. a kind of low-power consumption Internet of Things parking stall according to claim 1 or 2 or 3 lock control circuit, it is characterised in that described Berth lock state detection unit includes two groups of infrared tubes being made of infrared transmitting tube and infrared receiving tube；Infrared transmitting tube D22, infrared transmitting tube D33 cathode be grounded, infrared transmitting tube D22, infrared transmitting tube D33 anode and socket P1 1 Foot is connected, 2 feet of socket P1 ground connection, 3 feet of socket P1,4 feet K feet with infrared receiving tube D11, infrared receiving tube D44 respectively Be connected, infrared receiving tube D11, infrared receiving tube D44 A feet be grounded, the pin correspondence of socket P1 and socket P8 are connected, socket 1 foot of P8 is connected with one end of resistance R32, the other end of resistance R32,3 feet of socket P8 and 4 feet respectively with the microcontroller Unit is connected, and 3 feet, 4 feet of socket P8 connect voltage VDD, the 2 feet ground connection of socket P8 through resistance R31, resistance R30 respectively.