CN207442542U - infrared control wireless charging module - Google Patents

Abstract

The utility model is related to the charging equipments of underground mine lamp, are specially infrared control wireless charging module.The wireless charging module of the application is namely based on induction wireless charging principle.It installs a transmitting coil, receiving coil built in mineral light shell in each charge position.The utility model wireless charging battery plate circuit is controlled by infrared light, as infrared emission end, mine lamp end is equipped with receiving coil, after wireless charging battery plate receives mine lamp presence signal, wireless charging battery plate circuit is started to work, chip U1 controls two field-effect tube to open shut-off, generate the alternating current of the higher-order of oscillation, magnetic field energy is converted electrical energy into, the sensing of mine lamp end-coil produces electricl energy, and carries out the charging of mine lamp, when mine lamp itself monitoring charged state be full of when, infrared signal is sent, the power-off of wireless charging battery plate is stopped.

Description

Infrared control wireless charging module

Technical field

The utility model is related to the charging equipments of underground mine lamp, are specially infrared control wireless charging module.

Background technology

Mine lamp used in Intelligent management system for mine lamps is mostly wired charging method, and when charging needs alignment hole position, operates Process is complicated, and due to the presence of charging hole, inevitably there is the entrance of grieshoch at work, it is difficult to ensure the cleannes of charging hole. When be present with loosening, loose contact after being used for multiple times phenomena such as, cause mine lamp charging abnormal, influence the normal use of worker.And This wired charging modes need complicated mechanical structure in charging frame end, occupy certain space, make frame structure complicated, Cost is higher.This charging modes be easy to cause Electrical Safety, therefore there are many disadvantages for wired charging due to there is interface exposed End.

The content of the invention

The utility model to solve the above-mentioned problems, provides infrared control wireless charging module.

The utility model adopts the following technical scheme that realization：Infrared control wireless charging module, including wireless charging Battery plate radiating circuit and mine lamp receiving circuit, wireless charging battery plate radiating circuit include the chip U1 of model IR2101, model For the chip U2 of 74HC00 and first interface module P1, the 1 foot access direct current of first interface module P1,3 feet ground connection, first connects 1 foot of mouth mold block P1 is connected with the Vin feet of first voltage modular converter VR1, and the Vout feet of first voltage modular converter VR1 pass through Second capacitance C2 is grounded, and GND feet ground connection, Vin feet are also grounded by the first capacitance C1, and 2 feet of first interface module P1 pass through the Four resistance R4 and the 3rd triode Q3 base stages connections, the 3rd triode Q3 emitters ground connection, collector pass through 3rd resistor R3 is connected with the Vout feet of first voltage modular converter VR1, and 1 foot of first interface module P1 is also connected with 1 foot of chip U1, core 1 foot of piece U1 is connected with the anode of first crystal diode D1, and the cathode of first crystal diode D1 passes through the 3rd capacitance C3 and 6 Foot connects, and drain electrode of 1 foot also with the first field-effect tube Q1 connects, and 2 feet, 3 feet connect respectively with 8 feet of chip U2,11 feet, 4 feet Ground connection, 5 feet are connected by the grid of second resistance R2 and the second field-effect tube Q2, and 7 feet are imitated by first resistor R1 and first Should pipe Q1 grid connection, the source electrode of the first field-effect tube Q1 and the second field-effect tube Q2 drain electrode connection, and also and chip U1 The connection of 6 feet, the source electrode ground connection of the second field-effect tube Q2,6 feet and the first inductance L1（Transmitting coil）One end connection, first electricity The other end for feeling L1 is connected by the 5th capacitance C5 and 1 foot, is also grounded by the 6th capacitance C6, and the first inductance L1 both ends are also in parallel There is the 4th capacitance C4,8 feet are connected with the cathode of first crystal diode D1, the collection of 1 foot of chip U2 and the 3rd triode Q3 Electrode connects, and 2 feet are connected by the 5th resistance R5 and 3 feet, is also connected by the 7th capacitance C7 and 6 feet, and 3 feet, 4 feet and 5 feet connect It connects, 6 feet and 9 feet, the connection of 10 feet, 7 feet ground connection, 12 feet, 13 feet are all connected with 8 feet, 14 feet and first voltage modular converter VR1's Vout feet connect；

Mine lamp receiving circuit includes chip U4, rectifier bridge, the second inductance L2 of model BQ2057（Receiving coil）, second Voltage transformation module VR2 and charging management chip, the second inductance L2 both ends are connected with rectifier bridge input terminal, and both ends are also parallel with 8th capacitance C8, the positive output end of rectifier bridge are grounded by the 9th capacitance C9, also pass through the 6th resistance R6, the 7th resistance of series connection R7 is grounded, and negative output terminal ground connection, 1 foot of chip U4 connects with the positive output end of rectifier bridge, also passes through the 9th resistance R9, the respectively Ten resistance R10 and the connection of 7 feet, 2 feet are grounded by the 19th resistance R19, are also connected by the 8th resistance R8 and 1 foot, 3 feet pass through 18th resistance R18, the tenth capacitance C10 are grounded, and are also grounded by the 18th resistance R18, the 17th resistance R17,4 feet ground connection, and 5 Foot is connected by the 13rd resistance R13 with 4 feet of the module U3 of model AO4405, the current collection of 6 feet and the 5th triode Q5 Pole connects, and is also connected by the 16th resistance R16 with the positive output end of rectifier bridge, the emitter ground connection of the 5th triode Q5, Base stage is connected by the 22nd resistance R22 with charging management chip；1 foot, 2 feet and 3 feet of module U3 interconnect, 1 foot and chip The 7 feet connection of U4, is also grounded by the 11st resistance R11 and the 12nd resistance R12, and 5 feet of module U3,6 feet, 7 feet and 8 feet are mutual Even, 5 feet are also grounded by the 14th resistance R14, the 15th resistance R15, and 5 feet are connected with 1 foot of second interface module P2, and second The 2 feet ground connection of interface module P2, the Vin feet of second voltage modular converter VR2 are connected with 1 foot of second interface module P2, GND feet Ground connection, Vout feet are connected by the 20th resistance R20 with the anode of infrared light-emitting diode LED, infrared light-emitting diode LED's The connection of the collector of cathode and the 4th triode Q4, the emitter ground connection of the 4th triode Q4, the 4th triode Q4's Base stage is connected by the collector of the 21st resistance R21 and the 6th triode Q6, and the emitter of the 6th triode Q6 connects Enter the waveform that charging management chip is sent, base stage is connected by the 22nd resistance R22 with charging management chip.

With the development of wireless charging technology, wireless charging technology introducing charging rack is possibly realized.Wireless charging be It is realized on the basis of wireless power transmission, according to the difference of wireless power transmission principle, wireless charging can be divided into electromagnetic induction Four kinds of formula, electromagentic resonance formula, electromagnetic radiation formula and capacitor induction type.Induction wireless charging is presently the most ripe nothing Micro USB power technology.Its basic principle is to carry out power transmission using non-contact transformer coupling：By system transformer Coupled Magnetic Path It separates, what transformer primary side winding flowed through is the alternating current through the higher-order of oscillation, passes through former and deputy winding（That is transmitting and receiving coil） Between the electromagnetic induction that generates complete power transmission.The induction wireless charging cost of the higher-order of oscillation is relatively low, can realize Micromation is most common wireless charging mode currently on the market.The wireless charging module of the application is namely based on this principle. It installs a transmitting coil, receiving coil built in mineral light shell in each charge position.The utility model wireless charging battery plate Circuit is controlled by infrared light, and as infrared emission end, mine lamp end is equipped with receiving coil, and wireless charging battery plate receives mine lamp After presence signal, wireless charging battery plate circuit is started to work, and chip U1 controls two field-effect tube to open shut-off, generates the higher-order of oscillation Alternating current, convert electrical energy into magnetic field energy, the sensing of mine lamp end-coil produces electricl energy, and carries out the charging of mine lamp, when mine lamp from Body monitoring charged state be full of when, send infrared signal, the power-off of wireless charging battery plate is stopped.

When specifically used, at mine lamp end equipped with Hall element, charging position in storehouse is corresponding with Hall element in lamp on charging rack Position on be equipped with a magnet.There is infrared receiving tube on core board on charging rack, wireless charging battery plate radiating circuit passes through One interface module P1 is connected with core board on charging rack, after mine lamp is placed on charging position in storehouse, the Hall element sensing in mine lamp To after magnetic field, Hall element gives charging management chip module by signal, and charging management chip module is by the status signal of present battery The base stage of the 6th triode Q6 is sent to, the signal is after waveform carrier so that the 4th triode Q4 presses certain frequency Rate shut-off conducting, for infrared light-emitting diode LED also by corresponding frequency scintillation, the core board on charging rack receives certain frequency Infrared signal, and then provide signal to wireless charging battery plate radiating circuit, if battery is full of, wireless charging battery plate does not work；Instead It, the work of wireless charging battery plate.Charging management chip can detect current voltage, and to judge the state of battery, battery status is different, The status signal that charging management chip is sent is just different, and the frequency of infrared light-emitting diode LED flickers is also just different, and core board is red After outer receiving terminal receives signal, provide and the working condition of wireless charging battery plate is also differed.

Colliery is wired charging frame with charging rack at present, and the infrared control wireless charging module of present patent application is not yet in coal Ore deposit uses, and compared with wired charging technology, infrared control wireless charging module has the beneficial effect that：

1. infrared light is utilized, into the transmission of row information, only mine lamp need to be placed between charging panel and mine lamp on charging panel Charging can be completed, without being finally present with the micro connector of abrasion, without being inserted into charger.

2. point-to-point intelligent charge can monitor the mine lamp charging state of the charge position.

It is 3. intelligent.Even if charge position user changes, power interface can be also worked normally, it is necessary to when charging, transmitting terminal Work can be automatically begun to simultaneously with receiving terminal, and when fully charged, two sides are just automatically closed.

4. security.In theory, this system is completely harmless to the people of local environment, because electricity is only with same It is transmitted between the coil of frequency resonance, without exposed connector, the security risks such as electric leakage, leakage of electricity all thoroughly avoid.

Description of the drawings

Fig. 1 is the circuit diagram of wireless charging battery plate radiating circuit.

Fig. 2 is the circuit diagram of mine lamp receiving circuit.

Specific embodiment

Infrared control wireless charging module, including wireless charging battery plate radiating circuit and mine lamp receiving circuit, wireless charging battery plate Radiating circuit includes the chip U1 of model IR2101, the chip U2 of model 74HC00 and first interface module P1, and first The 1 foot access direct current of interface module P1,3 feet ground connection, 1 foot of first interface module P1 and first voltage modular converter VR1's Vin feet connect, and the Vout feet of first voltage modular converter VR1 are grounded by the second capacitance C2, and GND feet ground connection, Vin feet also pass through First capacitance C1 is grounded, and 2 feet of first interface module P1 are connected by the 4th resistance R4 and the 3rd triode Q3 base stage, and the 3rd A triode Q3 emitters ground connection, collector are connected by 3rd resistor R3 with the Vout feet of first voltage modular converter VR1, the 1 foot of one interface module P1 is also connected with 1 foot of chip U1, and 1 foot of chip U1 is connected with the anode of first crystal diode D1, The cathode of first crystal diode D1 is connected by the 3rd capacitance C3 with 6 feet, and 1 foot also connects with the drain electrode of the first field-effect tube Q1 It connects, 2 feet, 3 feet connect respectively with 8 feet of chip U2,11 feet, and 4 feet ground connection, 5 feet pass through second resistance R2 and the second field-effect tube The grid connection of Q2,7 feet are connected by the grid of first resistor R1 and the first field-effect tube Q1, the source electrode of the first field-effect tube Q1 Drain electrode with the second field-effect tube Q2 connects, and is also connected with 6 feet of chip U1, the source electrode ground connection of the second field-effect tube Q2,6 feet It is connected with one end of the first inductance L1, the other end of the first inductance L1 is connected by the 5th capacitance C5 and 1 foot, also passes through the 6th electricity Hold C6 ground connection, the first inductance L1 both ends are also parallel with the 4th capacitance C4, and 8 feet are connected with the cathode of first crystal diode D1, core The collector connection of 1 foot of piece U2 and the 3rd triode Q3,2 feet are connected by the 5th resistance R5 and 3 feet, also pass through the 7th electricity Hold C7 and the connection of 6 feet, 3 feet, 4 feet and the connection of 5 feet, 6 feet and 9 feet, the connection of 10 feet, 7 feet ground connection, 12 feet, 13 feet all connect with 8 feet It connects, 14 feet are connected with the Vout feet of first voltage modular converter VR1；

Mine lamp receiving circuit includes chip U4, rectifier bridge, the second inductance L2, the second voltage modulus of conversion of model BQ2057 Block VR2 and charging management chip, the second inductance L2 both ends are connected with rectifier bridge input terminal, and both ends are also parallel with the 8th capacitance C8, the positive output end of rectifier bridge are grounded by the 9th capacitance C9, are also grounded by the 6th resistance R6, the 7th resistance R7 of series connection, Negative output terminal is grounded, and 1 foot of chip U4 is connected with the positive output end of rectifier bridge, also passes through the 9th resistance R9, the tenth resistance respectively R10 and the connection of 7 feet, 2 feet are grounded by the 19th resistance R19, are also connected by the 8th resistance R8 and 1 foot, 3 feet pass through the 18th Resistance R18, the tenth capacitance C10 are grounded, and are also grounded by the 18th resistance R18, the 17th resistance R17, and 4 feet ground connection, 5 feet pass through 13rd resistance R13 is connected with 4 feet of the module U3 of model AO4405, the collector connection of 6 feet and the 5th triode Q5, It is also connected by the 16th resistance R16 with the positive output end of rectifier bridge, the emitter ground connection of the 5th triode Q5, base stage passes through 22nd resistance R22 is connected with charging management chip；7 feet of 1 foot, 2 feet and the interconnection of 3 feet of module U3,1 foot and chip U4 connect It connects, is also grounded by the 11st resistance R11 and the 12nd resistance R12,5 feet, 6 feet, 7 feet and the interconnection of 8 feet of module U3,5 feet are also It is grounded by the 14th resistance R14, the 15th resistance R15,5 feet are connected with 1 foot of second interface module P2, second interface module The 2 feet ground connection of P2, the Vin feet of second voltage modular converter VR2 are connected with 1 foot of second interface module P2, GND feet ground connection, Vout feet are connected by the 20th resistance R20 with the anode of infrared light-emitting diode LED, the cathode of infrared light-emitting diode LED It is connected with the collector of the 4th triode Q4, the emitter ground connection of the 4th triode Q4, the base stage of the 4th triode Q4 Pass through the 21st resistance R21 and the 6th triode Q6（PNP pipe）Collector connection, the emitter of the 6th triode Q6 The waveform for the frequency 38Khz that access charging management chip is sent, base stage are connected by the 22nd resistance R22 and charging management chip It connects.

Core board on charging rack is existing structure, and core board is managed the charging position in storehouse on charging rack；Charging valve It is common module in battery charger to manage chip, and charging management chip is by detecting the charge parameter in mine lamp receiving circuit It is managed to charge to mineral light, when filled, charging management chip control chip U4 is stopped, charging process knot Beam.

Claims (1)

1. infrared control wireless charging module, it is characterised in that including wireless charging battery plate radiating circuit and mine lamp receiving circuit, nothing Micro USB battery plate radiating circuit includes the chip U1 of model IR2101, the chip U2 of model 74HC00 and first interface module The 1 foot access direct current of P1, first interface module P1,3 feet ground connection, 1 foot of first interface module P1 and first voltage modulus of conversion The Vin feet connection of block VR1, the Vout feet of first voltage modular converter VR1 are grounded by the second capacitance C2, GND feet ground connection, Vin Foot is also grounded by the first capacitance C1, and 2 feet of first interface module P1 pass through the 4th resistance R4 and the 3rd triode Q3 base stage Connection, the 3rd triode Q3 emitters ground connection, the Vout that collector passes through 3rd resistor R3 and first voltage modular converter VR1 Foot connects, and 1 foot of first interface module P1 also connects with 1 foot of chip U1,1 foot of chip U1 and first crystal diode D1's Anode connects, and the cathode of first crystal diode D1 is connected by the 3rd capacitance C3 with 6 feet, 1 foot also with the first field-effect tube Q1 Drain electrode connection, 2 feet, 3 feet connects respectively with 8 feet of chip U2,11 feet, and 4 feet are grounded, and 5 feet pass through second resistance R2 and second The grid connection of field-effect tube Q2,7 feet are connected by the grid of first resistor R1 and the first field-effect tube Q1, the first field-effect tube The drain electrode connection of the source electrode of Q1 and the second field-effect tube Q2, and also connected with 6 feet of chip U1, the source electrode of the second field-effect tube Q2 One end connection of ground connection, 6 feet and the first inductance L1, the other end of the first inductance L1 is connected by the 5th capacitance C5 and 1 foot, also logical The 6th capacitance C6 ground connection is crossed, the first inductance L1 both ends are also parallel with the cathode of the 4th capacitance C4,8 feet and first crystal diode D1 Connection, the collector connection of 1 foot of chip U2 and the 3rd triode Q3,2 feet are connected by the 5th resistance R5 and 3 feet, also logical The 7th capacitance C7 and the connection of 6 feet, 3 feet, 4 feet and the connection of 5 feet, 6 feet and 9 feet, the connection of 10 feet are crossed, 7 feet ground connection, 12 feet, 13 feet are all It is connected with 8 feet, 14 feet are connected with the Vout feet of first voltage modular converter VR1；

Mine lamp receiving circuit includes chip U4, rectifier bridge, the second inductance L2, the second voltage modular converter of model BQ2057 VR2 and charging management chip, the second inductance L2 both ends are connected with rectifier bridge input terminal, and both ends are also parallel with the 8th capacitance C8, The positive output end of rectifier bridge is grounded by the 9th capacitance C9, is also grounded, born defeated by the 6th resistance R6, the 7th resistance R7 of series connection Outlet is grounded, and 1 foot of chip U4 connects with the positive output end of rectifier bridge, also respectively by the 9th resistance R9, the tenth resistance R10 and 7 feet connect, and 2 feet are grounded by the 19th resistance R19, are also connected by the 8th resistance R8 and 1 foot, and 3 feet pass through the 18th resistance R18, the tenth capacitance C10 are grounded, and are also grounded by the 18th resistance R18, the 17th resistance R17, and 4 feet ground connection, 5 feet pass through the tenth Three resistance R13 are connected with 4 feet of the module U3 of model AO4405, the collector connection of 6 feet and the 5th triode Q5, also logical It crosses the 16th resistance R16 to connect with the positive output end of rectifier bridge, the emitter ground connection of the 5th triode Q5, base stage passes through second 12 resistance R22 are connected with charging management chip；1 foot, 2 feet and 3 feet of module U3 interconnect, and 1 foot is connected with 7 feet of chip U4, It is also grounded by the 11st resistance R11 and the 12nd resistance R12,5 feet, 6 feet, 7 feet and 8 feet of module U3 interconnect, and 5 feet also pass through 14th resistance R14, the 15th resistance R15 are grounded, and 5 feet are connected with 1 foot of second interface module P2, second interface module P2's 2 feet are grounded, and the Vin feet of second voltage modular converter VR2 are connected with 1 foot of second interface module P2, GND feet ground connection, Vout feet It is connected by the 20th resistance R20 with the anode of infrared light-emitting diode LED, the cathode of infrared light-emitting diode LED and the 4th The collector connection of a triode Q4, the emitter ground connection of the 4th triode Q4, the base stage of the 4th triode Q4 pass through the The collector connection of 21 resistance R21 and the 6th triode Q6, the emitter access carrier of the 6th triode Q6, base stage It is connected by the 22nd resistance R22 with charging management chip.