CN104880635B - A kind of detection means for wireless charging receiver - Google Patents

Abstract

A kind of detection means for wireless charging receiver, feature is to include charge management module, discharge and recharge selecting switch, test battery, charge and discharge protecting module, load resistance, detection display module and timing module, charge management module is connected by charge switch with wireless charging receiver, charge management module is connected with the stationary contact end of discharge and recharge selecting switch and one end of load resistance respectively, the charging end of discharge and recharge selecting switch, charge and discharge protecting module, detection display module and timing module are connected with test battery respectively, the discharge end of discharge and recharge selecting switch is connected with the earth terminal of load resistance；Advantage is that charge management module is used to control charge mode, and charge and discharge protecting module to test battery for protecting；Magnitude of voltage and current value of the test battery in charge or discharge are detected and can shown by detecting display module, for user of service provides reference data, so as to the charging performance of the wireless charging receiver to different model makes accurately evaluation.

Description

A kind of detection means for wireless charging receiver

Technical field

The present invention relates to a kind of detection means of charger, especially a kind of detection dress for wireless charging receiver Put.

Background technology

Wireless charging technology is a kind of advanced charging technique, and it includes that wireless charging transmitter and wireless charging are received Device, it is a relatively difficult problem how the performance of wireless charging receiver test because it be related to it is substantial amounts of Charge, discharge test, be included in charge and discharge process to voltage, the monitoring of electric current, overvoltage and overcurrent protection and charge efficiency system Meter etc., but prior art is few, and directly to wireless charging receiver, when charging, performances in itself are tested.Such as China specially Profit number discloses a kind of battery charger-discharger for the utility model of CN201320793004.0, which describes a kind of battery and charges Discharger, but the performance that it is used for battery when charging operated and tested, it is impossible to wireless charging receiver sheet in Service behaviour during charging is operated and tested；Such as China Patent No. for the utility model of CN201320793005.5 is disclosed It is a kind of can timing battery charger-discharger, be also served only for carrying out battery the charging in itself of charging operations and detection battery Can, it is impossible to directly the charging performance of the wireless charging receiver of different model is operated and tested.

The content of the invention

The technical problems to be solved by the invention are to provide a kind of detection means for wireless charging receiver, user Performance that can be according to the data for detecting to the wireless charging receiver of each different model when charging is made and accurately being commented Valency.

The present invention solve the technical scheme that is used of above-mentioned technical problem for：A kind of detection for wireless charging receiver Device, including charge management module, discharge and recharge selecting switch, test battery, charge and discharge protecting module, load resistance, detection are aobvious Show module and timing module, described charge management module is connected by charge switch with wireless charging receiver, and described fills Electric management module is connected with the stationary contact end of described discharge and recharge selecting switch and one end of described load resistance respectively, described The charging end of discharge and recharge selecting switch, described charge and discharge protecting module, described detection display module and described timing Module is connected with described test battery respectively, the described discharge end of discharge and recharge selecting switch and connecing for described load resistance Ground terminal is connected, and described charge management module is used for the species control charge mode of the test battery according to, and described fills Discharge prevention module is used to overcharge or mistake is put or protected when excessively stream or short-circuit condition, institute described test battery The detection display module stated is used to detect and the voltage and current in display circuit that described timing module to be used for described survey The different charged states for trying battery carry out timing and show.

Described test battery is lithium battery, and described charge management module includes boost module, charging module and charging Management peripheral circuit module, described detection display module includes first voltage watch-dog, the first electric current monitor and voltage electricity Flow monitoring module, described voltage x current monitoring module is used to monitoring and show described test battery in charge or discharge Magnitude of voltage and current value, described charging module include temperature signal comparator, the 3rd comparator, the 4th comparator, the 5th ratio Compared with device, the 6th comparator, the 7th comparator, the 8th comparator, the 9th comparator, the 4th diode, the 5th diode, the six or two Pole pipe, the 7th diode, the 5th NMOS tube, the 6th NMOS tube, the first PMOS, the second PMOS, the 3rd PMOS, the two or two Input nand gate, the first constant-current source, the second constant-current source, alternative gate, the 5th resistance, the 8th resistance, the 9th resistance, the tenth Resistance and the 11st resistance, described boost module include voltage limiter, the one or two input nand gate, the one or two input and door, use In the oscillating circuit, synchronous rs flip-flop, the first phase inverter, the 7th NMOS tube, the crystal that produce square-wave signal and sawtooth signal Oscillator, first comparator, the second comparator, first resistor, the 6th resistance, the 7th resistance, the first electric capacity and the second electric capacity, institute The Charge Management peripheral circuit module stated includes the 12nd resistance, the 13rd resistance, the 14th resistance, the 15th resistance, first Inductance, the 8th electric capacity, the 9th electric capacity, the tenth electric capacity, the 11st electric capacity, the 12nd electric capacity, the 13rd electric capacity, the first light-emitting diodes Pipe, the second light emitting diode, the second voltage-regulator diode and the three or two input nand gate, the positive pole of described temperature signal comparator Input is used to access the voltage signal of the first temperature sensor output sensed to 120 DEG C of fixed temperature, described The negative input of temperature signal comparator is used to access the second temperature sensor for sensing the temperature of wireless receiver The voltage signal of output, the output end of described temperature signal comparator is connected with the positive pole of the 4th described diode, described The negative pole negative pole respectively with the 5th described diode of the 4th diode, negative pole of the 6th described diode, described The negative pole of the 7th diode, the grid of the second described PMOS, the grid of the 3rd described PMOS and described first are permanent The input in stream source is connected, the output head grounding of described the first constant-current source, the positive pole of described the 5th diode with it is described The output end connection of the 3rd comparator, the negative input of described the 3rd comparator and the stationary contact of described alternative gate Point connection, the gating control end of described alternative gate respectively with the first input end of the two or two described input nand gate And the output end connection of the 6th described comparator, the electrode input end of described the 3rd comparator is respectively with described first The drain electrode of PMOS, the negative input of the 5th described comparator, the output end of the second described constant-current source and described One end connection of 13 resistance, the first movable contact of described alternative gate one end respectively with the tenth described resistance, One end of the 11st described resistance and outside 1V voltage input end connections, the second movable contact of described alternative gate divide Electrode input end, the other end of the 11st described resistance, the one of the 5th described resistance not with the 5th described comparator End and outside 0.1V voltage input end connections, the other end of the 5th described resistance are grounded, the two or two described input nand gate The second input be connected with the output end of the 5th described comparator, the output end difference of described the two or two input nand gate Grid, the grid of the 6th described NMOS tube with the 5th described NMOS tube, the negative pole of the first described light emitting diode, institute The first input end connection of one end and described timing module of the 14th resistance stated, the source electrode of the 6th described NMOS tube connects Ground, the drain electrode of described the 6th NMOS tube negative pole respectively with the second described light emitting diode, the 15th described resistance Second input of one end, the first input end of the three or two described input nand gate and the three or two described input nand gate connects Connect, the described output end of the three or two input nand gate is connected with the second input of described timing module, the described the 7th The positive pole of diode is connected with the output end of the 9th described comparator, the positive pole and the described the 8th of described the 6th diode The output end connection of comparator, the source electrode of the 3rd described PMOS is used to be connected with the positive terminal of wireless charging receiver, institute It is the source electrode of the 3rd PMOS stated source electrode respectively with the second described PMOS, one end of the 8th described electric capacity, described One end of 12nd resistance, the other end of the 14th described resistance, the other end, described first of the 15th described resistance The input connection of the positive terminal of voltage monitor and the second described constant-current source, the other end of described the 8th electric capacity and described The negative pole end of first voltage watch-dog be grounded, the other end of described the 12nd resistance is respectively with described first luminous two The positive pole connection of the positive pole of pole pipe and the second described light emitting diode, the drain electrode of described the 3rd PMOS respectively with it is described The source electrode connection of the negative input of the 7th comparator and the first described PMOS, the grid of described the first PMOS and institute The output end connection of the 7th comparator stated, the electrode input end of described the 7th comparator respectively with the second described PMOS Drain electrode, one end of the 8th described resistance, the electrode input end of the 4th described comparator, the 6th described comparator it is negative Pole input, the electrode input end of the 9th described comparator, the charging end of described discharge and recharge selecting switch, the described the tenth One end of one electric capacity, one end of the 12nd described electric capacity, one end of the 13rd described electric capacity, described charge and discharge protecting mould The positive pole connection of block, one end of described voltage limiter and described test battery, the electrode input end of described the 8th comparator It is connected with the other end of the 8th described resistance and one end of the 9th described resistance respectively, the negative pole of described the 8th comparator The other end of the input respectively with outside first reference voltage input terminal and the tenth described resistance is connected, and the described 4th compares The negative input of device is connected with the electrode input end and outside 2.9V voltage input ends of the 6th described comparator respectively, described The 9th comparator negative input ground connection, the other end of described the 9th resistance connects with the drain electrode of the 5th described NMOS tube Connect, the source ground of described the 5th NMOS tube, the other end of described voltage limiter respectively with the leakage of the 7th described NMOS tube The positive pole connection of pole, one end of the first described inductance and the second described voltage-regulator diode, the source of described the 7th NMOS tube Pole is grounded, and the grid of the 7th described NMOS tube is connected with the output end of the one or two described input nand gate, and described first The first input end of two input nand gates is electric with the first input end of door and described concussion with the one or two described input respectively The square-wave signal output end connection on road, second input and described synchronous rs flip-flop of described the one or two input nand gate The connection of positive signal output part, the output end for setting to 0 end and the one or two described input and door of described synchronous rs flip-flop Connection, 1 end of putting of described synchronous rs flip-flop is compared with the input of the first described phase inverter and described first respectively The output end connection of device, the output end of the first described phase inverter connects with the one or two described input and the second input of door Connect, the clock pulse input terminal of described synchronous rs flip-flop is connected with one end of described crystal oscillator, described crystal The other end of oscillator is connected with the output end of the 4th described comparator, the sawtooth signal output end of described oscillating circuit Electrode input end with described first comparator is connected, and the negative input of described first comparator is respectively with described One end connection of the output end of two comparators, one end of the first described electric capacity and described first resistor, the second described ratio Electrode input end compared with device is connected with outside second reference voltage input terminal, and the negative input of the second described comparator is distinguished The other end, one end of the second described electric capacity, one end of the 7th described resistance with the first described electric capacity and described One end connection of six resistance, the other end of described first resistor is connected with the other end of the second described electric capacity, and described the The other end ground connection of six resistance, the other end of described the 7th resistance one end respectively with the 9th described electric capacity, described the One end connection of one end of ten electric capacity, the negative pole of the second described voltage-regulator diode and described load resistance, the described the 9th The other end of the other end of electric capacity and the tenth described electric capacity is grounded, the other end of described load resistance respectively with it is described The other end of the 11st electric capacity, the other end of the 12nd described electric capacity, the other end of the 13rd described electric capacity, described The earth terminal of the other end of 13 resistance, the positive terminal of the first described electric current monitor and described charge and discharge protecting module connects Connect, the negative pole end of the first described electric current monitor is grounded, the negative pole of the first described electric current monitor is used for and wireless charging The negative pole end connection of receiver, the described other end of the first inductance connects with the stationary contact end of described discharge and recharge selecting switch Connect, the discharge end of described discharge and recharge selecting switch is grounded.

Described charge and discharge protecting module includes the tenth comparator, the 11st comparator, the 12nd comparator, the 13rd ratio Compared with device, the 14th comparator, the first rheostat, the second rheostat, the 14th electric capacity, the 16th resistance, the 17th resistance, the tenth Nine resistance, the 20th resistance, first voltage source, the second voltage source, tertiary voltage source, the 4th voltage source, the first NMOS tube, second NMOS tube, the three or two input and door and three inputs and door, first described rheostatic one end are electric with the described the 17th respectively One end of resistance, one end of the 14th described electric capacity and described second rheostatic one end connection, the first described rheostat The other end be connected with one end of the 19th described resistance and the electrode input end of the tenth described comparator respectively, it is described The other end ground connection of the 19th resistance, the other end of described the 19th resistance respectively with one end of the 20th described resistance and The negative pole connection of described first voltage source, the second described rheostatic other end is another with the 20th described resistance respectively The electrode input end connection of one end and the 11st described comparator, the positive pole of described first voltage source is respectively with described the The negative input connection of the negative input of 11 comparators and the tenth described comparator, described the tenth comparator it is defeated Go out end to be connected with the first input end of door with described three or two input, the output end of described the 11st comparator with it is described Three or two input be connected with the second input of door, the described 3rd 2 be input into and door output end and the first described NMOS tube Grid connection, the negative input of described the 12nd comparator is input into the negative pole of the 13rd described comparator respectively One end connection at end, the negative input of the 14th described comparator and the 16th described resistance, the 16th described electricity The other end of resistance is connected with the other end of the 13rd described resistance and the source electrode of the first described NMOS tube respectively, and described The other end of 17 resistance is connected with the described positive pole of test battery and one end of the 11st described electric capacity respectively, described The negative pole for testing battery is connected with the other end of the 14th described electric capacity and the source electrode of the second described NMOS tube respectively, described The drain electrode of the first NMOS tube be connected with the drain electrode of the second described NMOS tube, the positive pole of described the second voltage source with it is described The electrode input end connection of the 12nd comparator, the negative pole of described the second voltage source is grounded, and described tertiary voltage source is just Pole is connected with the electrode input end of the 13rd described comparator, and the negative pole in described tertiary voltage source is grounded, and the described the 4th The positive pole of voltage source is connected with the positive pole of the 14th described comparator, and the negative pole of the 4th described voltage source is grounded, described The output end of the 12nd comparator is connected with described three input with the first input end of door, described the 13rd comparator it is defeated Go out end to be connected with the second input of door with three described inputs, the output end of the 14th described comparator is defeated with described three Enter and be connected with the 3rd input of door, three described inputs are connected with the output end of door with the grid of the second described NMOS tube.

Described timing module includes that the timer of model YM5135-CT-H, the two or two input are opened with door, reset key Pass, the 15th electric capacity and the 18th resistance, the two or two described input and the first input end and the 14th described resistance of door One end connection, described two or two input connects with the second input of door and the output end of the three or two described input nand gate Connect, described two or two input is connected with the output end of door with the timing end of described timer, the reset of described timer The one of end one end respectively with described reset button switch, one end of the 15th described electric capacity and the 18th described resistance End connection, the other end of the 15th described electric capacity is received with the other end and wireless charging of described reset button switch respectively The positive terminal connection of device, the other end of the 18th described resistance is grounded.

Monitoring data transmission module is provided between described voltage x current monitoring module and wireless charging receiver, it is described Monitoring data transmission module include the first analog-digital converter, the second analog-digital converter, the quantity of electric charge detection circuit, three A gating switch and serial ports control link block are selected, described voltage x current monitoring module is provided with monitor current signal output part With monitoring voltage signal output part, the input of described monitor current signal output part with the first described analog-digital converter End connection, described monitoring voltage signal output part is connected with the input of the second described analog-digital converter, described The output end of the first analog-digital converter is connected with the first movable contact of described one-out-three gating switch, the second described mould The output end for intending digital quantizer is connected with the second movable contact of described one-out-three gating switch, described quantity of electric charge detection electricity The electrode input end on road is connected with the positive pole of described test battery, and the described quantity of electric charge detects negative input and the institute of circuit The negative pole connection of the test battery stated, the of the output end of described quantity of electric charge detection circuit and described one-out-three gating switch Three movable contacts are connected, and the stationary contact of described one-out-three gating switch connects with the input of described serial ports control link block Connect, the output end of described serial ports control link block is connected with the data communication interface of wireless charging receiver.By voltage Magnitude of voltage and current value when current monitoring module collecting test battery charges, circuit collecting test battery is detected by the quantity of electric charge These parameters are passed to wireless charging receiver by quantity of electric charge during charging by serial ports control link block, and wireless charging connects The information that receipts device will be collected is sent to wireless charging transmitter by QI agreements, and wireless charging transmitter is according to the ginseng for receiving Number adjusts transmission power in real time, greatly improves the efficiency of charging.

Described quantity of electric charge detection circuit includes the 16th electric capacity, the 17th electric capacity, the 18th electric capacity, the 21st electricity Resistance, the 22nd resistance, the 23rd resistance, the 24th resistance, the 25th resistance, the 15th comparator, positive-negative-positive crystal Pipe, the 3rd analog-digital converter and accumulator, the positive pole of described test battery is respectively with the one of the 16th described electric capacity One end connection at end, one end of the 17th described electric capacity and the 22nd described resistance, the described negative pole for testing battery The one of the other end respectively with the 16th described electric capacity, one end of the 18th described electric capacity and the 23rd described resistance End connection, the other end of the 17th described electric capacity is grounded with the other end of the 18th described electric capacity, and the described the 20th The other end of two resistance is connected with one end of the 24th described resistance and one end of the 21st described resistance respectively, institute The other end ground connection of the 23rd resistance stated, the other end of the 23rd described resistance is electric with the described the 21st respectively The electrode input end connection of the other end of resistance and the 15th described comparator, the other end of the 24th described resistance is distinguished It is connected with the described negative input of the 15th comparator and the emitter stage of described PNP transistor, the described the 15th The output end of comparator is connected with the base stage of described PNP transistor, the colelctor electrode of described PNP transistor respectively with institute The input connection of one end and the 3rd described analog-digital converter of the 25th resistance stated, the 25th described electricity The other end ground connection of resistance, the output end of the 3rd described analog-digital converter is connected with the input of described accumulator, institute The output end of the accumulator stated is connected with the 3rd movable contact of described one-out-three gating switch.Battery is tested by lasting detection The voltage at two ends, is converted into the digital quantity of N by the 3rd analog-digital converter afterwards, due to test battery charge levels Computing Principle be exactly the convection current electric current of battery after tested time integral, it is exactly that the time of the electric current is tired out to change discrete case into Product, so the digital quantity after being changed by the 3rd analog-digital converter is added up its voltage by accumulator, obtains Quantity of electric charge consumption figures；When battery discharge is tested, subtract quantity of electric charge consumption figures with the total capacity of test battery and just obtain test electricity The residual capacity in pond；When testing battery charging, charge volume is exactly that residual capacity is obtained plus by quantity of electric charge detection electric circuit inspection Quantity of electric charge charge value.

Compared with prior art, the advantage of the invention is that when the stationary contact end of discharge and recharge selecting switch connects with charging end When, into charge mode, timing module starts timing, while circuit starts to charge test battery, when charging complete When, timing is terminated by timing module and total charging time is obtained, the result that timing module is obtained may be displayed on and timing module On connected LED display or LCD display, as the reference number that the charging rate to wireless charging receiver is evaluated According to；Charge management module is used to control charge mode according to the species of test battery, and charge and discharge protecting module is for test electricity Put or protected when excessively stream or short-circuit condition overcharging or cross in pond；Stationary contact end and electric discharge when discharge and recharge selecting switch During the connection of end, into discharge mode, now circuit starts to discharge test battery；Test battery is in charge or discharge Magnitude of voltage and current value are obtained by detecting that display module is detected, and can be shown by LED display or LCD display, For user of service provides reference data in the performance detection to wireless charging receiver, so as to the wireless of each different model The charging performance of charging receiver makes accurately evaluation.

Brief description of the drawings

Fig. 1 is circuit structure block diagram of the invention；

Fig. 2 is integrated circuit structural representation of the invention；

Fig. 3 is the electrical block diagram of charging module in the present invention；

Fig. 4 is the electrical block diagram of boost module in the present invention；

Fig. 5 is the electrical block diagram of charge and discharge protecting module in the present invention；

Fig. 6 is the electrical block diagram of timing module in the present invention；

Fig. 7 is the structured flowchart of monitoring data transmission module in the present invention；

Fig. 8 is the electrical block diagram of quantity of electric charge detection circuit in Fig. 7.

Specific embodiment

The present invention is described in further detail below in conjunction with accompanying drawing embodiment.

As shown in figure 1, a kind of detection means for wireless charging receiver, including charge management module 1, charge and discharge electric separation Switch J7, test battery BAT, charge and discharge protecting module 3, load resistance Rf, detection display module 4 and timing module 5 are selected, is charged Management module 1 is connected by charge switch P1 with wireless charging receiver, charge management module 1 respectively with discharge and recharge selecting switch One end connection connection at the stationary contact end and load resistance Rf of J7, the charging end of discharge and recharge selecting switch J7, charge and discharge protecting mould Block 3, detection display module 4 and timing module 5 respectively with test battery BAT be connected, the discharge end of discharge and recharge selecting switch J7 and The earth terminal connection of load resistance Rf, charge management module 1 is used to control charge mode according to the species of test battery BAT, fills Discharge prevention module 3 is used to that test battery BAT to be put or protected when excessively stream or short-circuit condition, detection overcharging or cross Display module 4 is used to detect and the voltage and current in display circuit that timing module 5 to be used to fill the difference of test battery BAT Electricity condition carries out timing and shows.

As shown in Figure 2, Figure 3 and Figure 4, test battery BAT is lithium battery, and charge management module 1 includes boost module, charges Module and Charge Management peripheral circuit module, detection display module 4 include first voltage watch-dog U1, the first electric current monitor U2 With voltage x current monitoring module U3, voltage x current monitoring module U3 is for monitoring and shows test battery BAT in charge or discharge When magnitude of voltage and current value, charging module includes temperature signal comparator T1, the 3rd comparator A3, the 4th comparator A4, the Five comparator A5, the 6th comparator A6, the 7th comparator A7, the 8th comparator A8, the 9th comparator A9, the 4th diode D4, 5th diode D5, the 6th diode D6, the 7th diode D7, the 5th NMOS tube N5, the 6th NMOS tube N6, the first PMOS P1, the second PMOS P2, the 3rd PMOS P3, the two or two input nand gate L02, the first constant-current source I01, the second constant-current source I02, Alternative gate SW01, the 5th resistance R5, the 8th resistance R8, the 9th resistance R9, the tenth resistance R10 and the 11st resistance R11, Boost module is including voltage limiter X01, the one or two input nand gate L01, the one or two input and door L03, for producing square-wave signal Oscillating circuit G1, synchronous rs flip-flop Q01, the first phase inverter INV1 with sawtooth signal, the 7th NMOS tube N7, crystal oscillation Device OSC, first comparator A1, the second comparator A2, first resistor R1, the 6th resistance R6, the 7th resistance R7, the first electric capacity C1 and Second electric capacity C2, Charge Management peripheral circuit module include the 12nd resistance R12, the 13rd resistance R13, the 14th resistance R14, 15th resistance R15, the first inductance L1, the 8th electric capacity C8, the 9th electric capacity C9, the tenth electric capacity C10, the 11st electric capacity C11, the tenth Two electric capacity C12, the 13rd electric capacity C13, the first LED 1, the second LED 2, the second voltage-regulator diode The electrode input end of ZD2 and the three or two input nand gate L04, temperature signal comparator T1 is used to access the fixed temperature to 120 DEG C The voltage signal of the first temperature sensor output that degree is sensed, the negative input of temperature signal comparator T1 is used to access The voltage signal of the second temperature sensor output sensed to the temperature of wireless receiver, temperature signal comparator T1's is defeated Go out end to be connected with the positive pole of the 4th diode D4, the negative pole of the 4th diode D4 respectively with negative pole, the 6th of the 5th diode D5 The negative pole of diode D6, the negative pole of the 7th diode D7, the grid of the second PMOS P2, the grid and first of the 3rd PMOS P3 The input of constant-current source I01 is connected, and the output head grounding of the first constant-current source I01, the positive pole of the 5th diode D5 compares with the 3rd The output end connection of device A3, the negative input of the 3rd comparator A3 is connected with the stationary contact of alternative gate SW01, two choosings The gating control end of one gate SW01 respectively with the first input end of the two or two input nand gate L02 and the 6th comparator A6 Output end is connected, the drain electrode respectively with the first PMOS P1 of the electrode input end of the 3rd comparator A3, the 5th comparator A5 it is negative One end connection of pole input, the output end of the second constant-current source I02 and the 13rd resistance R13, the of alternative gate SW01 One movable contact one end respectively with the tenth resistance R10, one end of the 11st resistance R11 and outside 1V voltage input ends are connected, and two Select second movable contact of gate SW01 electrode input end respectively with the 5th comparator A5, the 11st resistance R11 it is another End, one end of the 5th resistance R5 and outside 0.1V voltage input end connections, the other end ground connection of the 5th resistance R5, the two or two input Second input of NAND gate L02 is connected with the output end of the 5th comparator A5, the output end point of the two or two input nand gate L02 Grid, the grid of the 6th NMOS tube N6 not with the 5th NMOS tube N5, the negative pole of the first LED 1, the 14th resistance The first input end connection of one end and timing module 5 of R14, the source ground of the 6th NMOS tube N6, the leakage of the 6th NMOS tube N6 Pole negative pole, one end of the 15th resistance R15, the of the three or two input nand gate L04 respectively with the second LED 2 The second input connection of one input and the three or two input nand gate L04, output end and the meter of the three or two input nand gate L04 When module 5 the connection of the second input, the positive pole of the 7th diode D7 is connected with the output end of the 9th comparator A9, the six or two pole The positive pole of pipe D6 is connected with the output end of the 8th comparator A8, and the source electrode of the 3rd PMOS P3 is used for and wireless charging receiver Positive terminal is connected, the source electrode of the 3rd PMOS P3 source electrode, one end, the 12nd of the 8th electric capacity C8 respectively with the second PMOS P2 One end of resistance R12, the other end of the 14th resistance R14, the other end of the 15th resistance R15, first voltage watch-dog U1 The input connection of positive terminal and the second constant-current source I02, the other end of the 8th electric capacity C8 and the negative pole of first voltage watch-dog U1 End is grounded, the other end of the 12nd resistance R12 respectively with the positive pole and the second light emitting diode of the first LED 1 LED2 positive pole connection, the 3rd PMOS P3 drain electrode respectively with the negative input and the first PMOS P1 of the 7th comparator A7 Source electrode connection, the grid of the first PMOS P1 is connected with the output end of the 7th comparator A7, and the positive pole of the 7th comparator A7 is defeated Enter end drain electrode, one end of the 8th resistance R8, the electrode input end of the 4th comparator A4, the 6th ratio respectively with the second PMOS P2 Negative input, the electrode input end of the 9th comparator A9, the charging end of discharge and recharge selecting switch J7, the 11st electricity compared with device A6 Hold one end, one end of the 12nd electric capacity C12, one end of the 13rd electric capacity C13, charge and discharge protecting module 3, the voltage limiter X01 of C11 One end and test battery BAT positive pole connection, the electrode input end of the 8th comparator A8 is another with the 8th resistance R8 respectively One end connection of end and the 9th resistance R9, the negative input of the 8th comparator A8 respectively with outside first reference voltage input terminal The other end connection of REF1 and the tenth resistance R10, the negative input of the 4th comparator A4 is respectively with the 6th comparator A6 just Pole input and outside 2.9V voltage input end connections, the negative input ground connection of the 9th comparator A9, the 9th resistance R9's is another One end is connected with the drain electrode of the 5th NMOS tube N5, the source ground of the 5th NMOS tube N5, and the other end of voltage limiter X01 is respectively with The positive pole connection of the drain electrode of seven NMOS tube N7, one end of the first inductance L1 and the second voltage-regulator diode ZD2, the 7th NMOS tube N7's Source ground, the grid of the 7th NMOS tube N7 is connected with the output end of the one or two input nand gate L01, the one or two input nand gate The first input end of L01 is exported with the one or two input with the first input end of door L03 and the square-wave signal of oscillating circuit G1 respectively End connection, second input of the one or two input nand gate L01 is connected with the positive signal output part of synchronous rs flip-flop Q01, The end that sets to 0 of synchronous rs flip-flop Q01 is connected with the one or two input with the output end of door L03, and synchronous rs flip-flop Q01's puts 1 end It is connected with the input of the first phase inverter INV1 and the output end of first comparator A1 respectively, the output end of the first phase inverter INV1 It is connected with second input of door L03 with the one or two input, the clock pulse input terminal and crystal oscillation of synchronous rs flip-flop Q01 One end connection of device OSC, the other end of crystal oscillator OSC is connected with the output end of the 4th comparator A4, oscillating circuit G1's Sawtooth signal output end is connected with the electrode input end of first comparator A1, the negative input of first comparator A1 respectively with One end connection of the output end of the second comparator A2, one end of the first electric capacity C1 and first resistor R1, the second comparator A2 is just Pole input is connected with outside second reference voltage input terminal REF2, and the negative input of the second comparator A2 is electric with first respectively Hold one end connection of the other end, one end, one end of the 7th resistance R7 and the 6th resistance R6 of the second electric capacity C2 of C1, first resistor The other end of R1 is connected with the other end of the second electric capacity C2, the other end ground connection of the 6th resistance R6, the other end of the 7th resistance R7 One end respectively with the 9th electric capacity C9, one end of the tenth electric capacity C10, the negative pole and load resistance Rf of the second voltage-regulator diode ZD2 One end connection, the other end of the 9th electric capacity C9 and the other end of the tenth electric capacity C10 be grounded, the earth terminal point of load resistance Rf The other end, the other end of the 12nd electric capacity C12, the other end, the 13rd of the 13rd electric capacity C13 not with the 11st electric capacity C11 The earth terminal connection of the other end of resistance R13, the positive terminal of the first electric current monitor U2 and charge and discharge protecting module 3, the first electricity The negative pole end ground connection of monitor for flowing U2, the negative pole of the first electric current monitor U2 is used to connect with the negative pole end of wireless charging receiver Connect, the other end of the first inductance L1 is connected with the stationary contact end of discharge and recharge selecting switch J7, the electric discharge of discharge and recharge selecting switch J7 End ground connection.

Wherein, the operation principle of boost module is as follows：6th resistance R6 and the 7th resistance R7 is used for from the 7th resistance R7 The voltage of other end output carry out partial pressure, when the value of the voltage exported from the other end of the 7th resistance R7 is because some reasons are sent out When giving birth to more small change, the second comparator A2 can amplify these small changing values, be floated downward by the value after amplification A comparison threshold for first comparator A1 is acted, the electrode input end of first comparator A1 is used to be input into by oscillating circuit G1 The sawtooth signal for producing；With the change of the value of the voltage exported from the other end of the 7th resistance R7, first comparator The output end of A1 exports an adjustable square-wave signal of dutycycle, when the value of the voltage exported from the other end of the 7th resistance R7 becomes Big space rate reduces, and when the value of the voltage exported from the other end of the 7th resistance R7 diminishes dutycycle increase, is so achieved that To the automatic regulation function of voltage in circuit.

The operation principle of charging module is as follows：As the voltage U at test battery BAT two ends_BATDuring less than 2.9V, circuit is to surveying Examination battery BAT is C/5（C represents the capacity of test battery BAT）Trickle charge, as 2.9V ＜ U_BATDuring ＜ 4.2V, circuit starts Constant-current charge is done to test battery BAT, works as U_BAT>=4.2V, charging current is gradually reduced, until charging current is small to a certain extent Terminate charging afterwards.Wherein, the 4th comparator A4 is used for the voltage U at test battery BAT two ends_BATDuring less than 2.9V, shut-off boosting Circuit；The circuit of the 5th comparator A5, the 6th comparator A6 and the two or two input nand gate L02 compositions is used in test battery Control is filled when the current value of negative pole outflow of the voltage at BAT two ends less than 2.9V or from test battery BAT is more than certain value Power mode is trickle charge；When the voltage for testing battery BAT two ends is more than or equal to 2.9V, using constant current mode to test electricity Pond BAT is charged；Temperature signal comparator T1 is used to carry out overtemperature protection, the temperature when detecting test battery BAT and charging Terminate charging when spending big；9th comparator A9 is used to terminate to test when the voltage for testing battery BAT two ends is more than 4.2V Battery BAT continues to charge.

As shown in Fig. 2, Fig. 5, charge and discharge protecting module 3 includes the tenth comparator A10, the 11st comparator A11, the 12nd Comparator A12, the 13rd comparator A13, the 14th comparator A14, the first rheostat VR1, the second rheostat VR2, the 14th Electric capacity C14, the 16th resistance R16, the 17th resistance R17, the 19th resistance R19, the 20th resistance R20, first voltage source B1, The second voltage source B2, tertiary voltage source B3, the 4th voltage source B4, the first NMOS tube N1, the second NMOS tube N2, the three or two input with One end of the inputs of door L06 and three and door L07, the first rheostat VR1 one end, the 14th electric capacity respectively with the 17th resistance R17 One end connection of one end of C14 and the second rheostat VR2, the other end of the first rheostat VR1 is respectively with the 19th resistance R19's The electrode input end connection of one end and the tenth comparator A10, the other end ground connection of the 19th resistance R19, the 19th resistance R19's The other end is connected with one end of the 20th resistance R20 and the negative pole of first voltage source B1 respectively, the other end of the second rheostat VR2 It is connected with the other end of the 20th resistance R20 and the electrode input end of the 11st comparator A11 respectively, first voltage source B1 is just Pole is connected with the negative input of the 11st comparator A11 and the negative input of the tenth comparator A10 respectively, the tenth comparator The output end of A10 is connected with the three or two input with the first input end of door L06, the output end and the 3rd of the 11st comparator A11 Two inputs are connected with second input of door L06, and the three or two input connects with the output end of door L06 with the grid of the first NMOS tube N1 Connect, the negative input of the 12nd comparator A12 negative input, the 14th comparator respectively with the 13rd comparator A13 One end connection of the negative input of A14 and the 16th resistance R16, the other end of the 16th resistance R16 is electric with the 13rd respectively Hinder the source electrode connection of the other end and the first NMOS tube N1 of R13, the other end of the 17th resistance R17 respectively with test battery BAT Positive pole and the 11st electric capacity C11 one end connection, the negative pole of test battery BAT respectively with the other end of the 14th electric capacity C14 And second NMOS tube N2 source electrode connection, the drain electrode of the first NMOS tube N1 is connected with the drain electrode of the second NMOS tube N2, second voltage The positive pole of source B2 is connected with the electrode input end of the 12nd comparator A12, the negative pole ground connection of the second voltage source B2, tertiary voltage source The positive pole of B3 is connected with the electrode input end of the 13rd comparator A13, the negative pole ground connection of tertiary voltage source B3, the 4th voltage source B4 Positive pole be connected with the positive pole of the 14th comparator A14, the negative pole of the 4th voltage source B4 ground connection, the 12nd comparator A12's is defeated Go out end to be connected with the first input end of door L07 with three inputs, the output end of the 13rd comparator A13 is with three inputs with door L07's Second input is connected, and the output end of the 14th comparator A14 is connected with three inputs with the 3rd input of door L07, three inputs It is connected with the grid of the second NMOS tube N2 with the output end of door L07.

As shown in fig. 6, timer U5 of the timing module 5 including model YM5135-CT-H, the two or two input and door L05, Reset button switch S1, the 15th electric capacity C15 and the 18th resistance R18, the two or two input and the first input end of door L05 and the One end connection of 14 resistance R14, the two or two input is defeated with the three or two input nand gate L04 with second input of door L05 Go out end connection, the two or two input is connected with the output end of door L05 with the timing end of timer U5, the reset terminal difference of timer U5 One end, one end of the 15th electric capacity C15 and one end of the 18th resistance R18 with reset button switch S1 are connected, the 15th electricity The other end for holding C15 is connected with the other end of reset button switch S1 and the positive terminal of wireless charging receiver respectively, and the 18th The other end ground connection of resistance R18.

As shown in fig. 7, being provided with monitoring data transmission mould between voltage x current monitoring module U3 and wireless charging receiver Block, monitoring data transmission module includes the first analog-digital converter AD1, the second analog-digital converter AD2, quantity of electric charge detection The control of circuit U 6, one-out-three gating switch MUX and serial ports link block U7, voltage x current monitoring module U3 are provided with monitor current Signal output part and monitoring voltage signal output part, monitor current signal output part are defeated with the first analog-digital converter AD1's Enter end connection, monitoring voltage signal output part is connected with the input of the second analog-digital converter AD2, and the first simulation numeral turns The output end of parallel operation AD1 is connected with first movable contact of one-out-three gating switch MUX, and the second analog-digital converter AD2's is defeated Go out end to be connected with second movable contact of one-out-three gating switch MUX, electrode input end and the test electricity of quantity of electric charge detection circuit U 6 The positive pole connection of pond BAT, the negative input of quantity of electric charge detection circuit U 6 is connected with the negative pole of test battery BAT, quantity of electric charge inspection The output end of slowdown monitoring circuit U6 is connected with the 3rd movable contact of one-out-three gating switch MUX, the stationary contact of one-out-three gating switch MUX Link block U7 is controlled to be connected with the data communication interface of wireless charging receiver by serial ports.

As shown in figure 8, quantity of electric charge detection circuit U 6 includes the 16th electric capacity C16, the 17th electric capacity C17, the 18th electric capacity C18, the 21st resistance R21, the 22nd resistance R22, the 23rd resistance R23, the 24th resistance R24, the 25th Resistance R25, the 15th comparator A15, PNP transistor VT1, the 3rd analog-digital converter AD3 and accumulator SA1, test The positive pole of battery BAT one end respectively with the 16th electric capacity C16, one end of the 17th electric capacity C17 and the 22nd resistance R22's One end connects, the negative pole of the test battery BAT other end respectively with the 16th electric capacity C16, one end of the 18th electric capacity C18 and the One end connection of 23 resistance R23, the other end and the other end of the 18th electric capacity C18 of the 17th electric capacity C17 are grounded, the The other end of 22 resistance R22 is connected with one end of the 24th resistance R24 and one end of the 21st resistance R21 respectively, The other end ground connection of the 23rd resistance R23, the other end of the 23rd resistance R23 is another with the 21st resistance R21 respectively The electrode input end connection of one end and the 15th comparator A15, the other end of the 24th resistance R24 compares with the 15th respectively The emitter stage connection of the negative input and PNP transistor VT1 of device A15, the output end and positive-negative-positive of the 15th comparator A15 The base stage connection of transistor VT1, the colelctor electrode of PNP transistor VT1 one end respectively with the 25th resistance R25 and the 3rd mould Intend the input connection of digital quantizer AD3, the other end ground connection of the 25th resistance R25, the 3rd analog-digital converter AD3 Output end be connected with the input of accumulator SA1, the output end of accumulator SA1 with the 3rd of one-out-three gating switch MUX the move Contact portion.The voltage at battery BAT two ends is tested by lasting detection, afterwards by the 3rd analog-digital converter AD3 by its The digital quantity of N is converted to, because the Computing Principle for testing the battery BAT quantities of electric charge is exactly the electric current of convection current battery BAT after tested Time integral, it is exactly the accumulated time to the electric current to change discrete case into, thus by the 3rd analog-digital converter AD3 turn Digital quantity after alternatively is added up its voltage by accumulator SA1, obtains quantity of electric charge consumption figures；When test battery BAT is put When electric, the residual capacity that quantity of electric charge consumption figures just obtains testing battery BAT is subtracted with the total capacity of test battery BAT；Work as test When battery BAT charges, charge volume is exactly that residual capacity detects the quantity of electric charge charge value for obtaining plus by quantity of electric charge detection circuit U 6.

The operation principle of above example is：When the stationary contact end of discharge and recharge selecting switch J7 connects with charging end, enter Enter charge mode, timing module 5 starts timing, while circuit starts to charge test battery BAT, during charging, from test The value of the electric current of the negative pole outflow of battery BAT is determined by the resistance size of the 13rd resistance R13, until charging complete, the 6th There is saltus step in the grid level of NMOS tube N6, while producing skip signal to send to timing module 5, timing module 5 obtains this Terminate timing after skip signal and obtain total charging time, the result of timing module 5 may be displayed on what is be connected with timing module 5 On LED display or LCD display；When overcharging, the first NMOS tube N1 disconnects, so as to prevent that test battery BAT is continued to fill Electricity；When the stationary contact end of discharge and recharge selecting switch J7 is grounded by discharge end, into discharge mode, now circuit starts to surveying Examination battery BAT is discharged, and is crossed when putting, and the second NMOS tube N2 disconnects, so as to prevent test battery BAT from continuing to discharge.Test electricity BAT values of the voltage at two ends and the electric current of the negative pole outflow from test battery BAT in charge or discharge in pond pass through voltage x current Monitoring module U3 detections are obtained, and can be shown by LED display or LCD display；During charging, the second light emitting diode LED2 lights, and after charging complete, the first LED 1 lights, and the second LED 2 extinguishes.

Claims (5)

1. a kind of detection means for wireless charging receiver, it is characterised in that selected including charge management module, discharge and recharge Switch, test battery, charge and discharge protecting module, load resistance, detection display module and timing module, described Charge Management mould Block is connected by charge switch with wireless charging receiver, and described charge management module is opened with described discharge and recharge selection respectively One end connection of the stationary contact end of pass and described load resistance, the charging end of described discharge and recharge selecting switch, described fills Discharge prevention module, described detection display module and described timing module are connected with described test battery respectively, described The discharge end of discharge and recharge selecting switch be connected with the earth terminal of described load resistance, described charge management module is used for root Charge mode is controlled according to the species of described test battery, described charge and discharge protecting module to described test battery for existing Overcharge or cross and put or protected when excessively stream or short-circuit condition, described detection display module is used to detect and display circuit In voltage and current, described timing module is used to that the different charged states of described test battery to be carried out timing and shown Show, described test battery is lithium battery, described charge management module is included outside boost module, charging module and Charge Management Circuit module is enclosed, described detection display module includes the monitoring of first voltage watch-dog, the first electric current monitor and voltage x current Module, described voltage x current monitoring module is used to monitoring and showing magnitude of voltage of the described test battery in charge or discharge And current value, described charging module includes temperature signal comparator, the 3rd comparator, the 4th comparator, the 5th comparator, the Six comparators, the 7th comparator, the 8th comparator, the 9th comparator, the 4th diode, the 5th diode, the 6th diode, Seven diodes, the 5th NMOS tube, the 6th NMOS tube, the first PMOS, the second PMOS, the 3rd PMOS, the two or two input with Not gate, the first constant-current source, the second constant-current source, alternative gate, the 5th resistance, the 8th resistance, the 9th resistance, the tenth resistance and 11st resistance, described boost module include voltage limiter, the one or two input nand gate, the one or two input and door, for producing The oscillating circuit of square-wave signal and sawtooth signal, synchronous rs flip-flop, the first phase inverter, the 7th NMOS tube, crystal oscillator, First comparator, the second comparator, first resistor, the 6th resistance, the 7th resistance, the first electric capacity and the second electric capacity, described fills Fulgurite reason peripheral circuit module includes the 12nd resistance, the 13rd resistance, the 14th resistance, the 15th resistance, the first inductance, the Eight electric capacity, the 9th electric capacity, the tenth electric capacity, the 11st electric capacity, the 12nd electric capacity, the 13rd electric capacity, the first light emitting diode, second Light emitting diode, the second voltage-regulator diode and the three or two input nand gate, the electrode input end of described temperature signal comparator Voltage signal for accessing the first temperature sensor sensed to 120 DEG C of fixed temperature output, described temperature letter The negative input of number comparator is used to accessing the second temperature sensor output that is sensed to the temperature of wireless receiver Voltage signal, the output end of described temperature signal comparator is connected with the positive pole of the 4th described diode, and the described the 4th The negative pole of diode negative pole, negative pole, the described the 7th 2 of the 6th described diode respectively with the 5th described diode The negative pole of pole pipe, the grid of the second described PMOS, the grid of the 3rd described PMOS and the first described constant-current source Input is connected, the output head grounding of described the first constant-current source, the positive pole and the 3rd described ratio of described the 5th diode Output end compared with device is connected, and the described negative input of the 3rd comparator connects with the stationary contact of described alternative gate Connect, the gating control end of described alternative gate first input end respectively with the two or two described input nand gate and institute The output end connection of the 6th comparator stated, the electrode input end of described the 3rd comparator respectively with the first described PMOS Drain electrode, the negative input of the 5th described comparator, the output end of the second described constant-current source and described 13rd electricity One end connection of resistance, it is the first movable contact of described alternative gate one end respectively with the tenth described resistance, described One end of 11st resistance and outside 1V voltage input end connections, the second movable contact of described alternative gate respectively with institute The electrode input end of the 5th comparator stated, the other end of the 11st described resistance, one end of the 5th described resistance and outer 0.1V voltage input ends in portion are connected, the other end ground connection of described the 5th resistance, and the second of described the two or two input nand gate Input is connected with the output end of the 5th described comparator, the output end of described the two or two input nand gate respectively with it is described The 5th NMOS tube grid, the grid of the 6th described NMOS tube, the negative pole of the first described light emitting diode, described The first input end connection of one end of 14 resistance and described timing module, the source ground of described the 6th NMOS tube, institute The drain electrode negative pole respectively with the second described light emitting diode of the 6th NMOS tube stated, one end of the 15th described resistance, The second input connection of the first input end and the three or two described input nand gate of the three or two described input nand gate, institute The output end of the three or two input nand gate stated is connected with the second input of described timing module, the 7th described diode Positive pole be connected with the output end of the 9th described comparator, the positive pole and the 8th described comparator of described the 6th diode Output end connection, the source electrode of described the 3rd PMOS is used to be connected with the positive terminal of wireless charging receiver, described the The source electrode of three PMOSs source electrode, one end, the described the 12nd of the 8th described electric capacity respectively with the second described PMOS One end of resistance, the other end of the 14th described resistance, the other end of the 15th described resistance, described first voltage prison Control the input connection of the positive terminal and the second described constant-current source of device, the other end and described first of described the 8th electric capacity The negative pole end of voltage monitor is grounded, the other end of described the 12nd resistance respectively with the first described light emitting diode The positive pole connection of positive pole and the second described light emitting diode, the drain electrode of the 3rd described PMOS is compared with the described the 7th respectively Compared with the source electrode connection of the negative input and the first described PMOS of device, the grid of described the first PMOS and described the The output end connection of seven comparators, the electrode input end of described the 7th comparator respectively with the leakage of the second described PMOS Pole, one end of the 8th described resistance, the electrode input end of the 4th described comparator, the 6th described comparator negative pole it is defeated Enter end, the electrode input end of the 9th described comparator, the charging end of described discharge and recharge selecting switch, the 11st described electricity One end of appearance, one end of the 12nd described electric capacity, one end of the 13rd described electric capacity, described charge and discharge protecting module, One end of described voltage limiter and the positive pole connection of described test battery, the electrode input end of the 8th described comparator are distinguished It is connected with the other end of the 8th described resistance and one end of the 9th described resistance, the negative pole of the 8th described comparator is input into The other end respectively with outside first reference voltage input terminal and the tenth described resistance is held to be connected, described the 4th comparator Negative input is connected with the electrode input end and outside 2.9V voltage input ends of the 6th described comparator respectively, and described The negative input ground connection of nine comparators, the other end of the 9th described resistance is connected with the drain electrode of the 5th described NMOS tube, The source ground of the 5th described NMOS tube, the drain electrode respectively with the 7th described NMOS tube of the other end of described voltage limiter, The positive pole connection of one end of the first described inductance and the second described voltage-regulator diode, the source electrode of the 7th described NMOS tube connects Ground, the grid of the 7th described NMOS tube is connected with the output end of the one or two described input nand gate, and described the one or two is defeated Enter the first input end of NAND gate respectively with the first input end of the one or two described input and door and described oscillating circuit Square-wave signal output end is connected, and the second input of described the one or two input nand gate is with described synchronous rs flip-flop just Phase signals output end is connected, and the end that sets to 0 of described synchronous rs flip-flop is connected with the one or two described input with the output end of door, Described synchronous rs flip-flop to put 1 end defeated with the input of the first described phase inverter and described first comparator respectively Go out end connection, the output end of the first described phase inverter is connected with the one or two described input with the second input of door, described The clock pulse input terminal of synchronous rs flip-flop be connected with one end of described crystal oscillator, described crystal oscillator The other end is connected with the output end of the 4th described comparator, the sawtooth signal output end of described oscillating circuit with it is described The electrode input end connection of first comparator, the negative input of described first comparator respectively with the second described comparator Output end, one end of the first described electric capacity and described first resistor one end connection, the second described comparator is just Pole input is connected with outside second reference voltage input terminal, the negative input of described the second comparator respectively with it is described The other end of the first electric capacity, one end of the second described electric capacity, one end of the 7th described resistance and the 6th described resistance One end connects, and the other end of described first resistor is connected with the other end of the second described electric capacity, described the 6th resistance The other end is grounded, the other end of described the 7th resistance one end respectively with the 9th described electric capacity, the tenth described electric capacity One end connection of one end, the negative pole of the second described voltage-regulator diode and described load resistance, described the 9th electric capacity it is another The other end of one end and the tenth described electric capacity is grounded, and the other end of described load resistance is electric with the described the 11st respectively The other end of appearance, the other end of the 12nd described electric capacity, the other end of the 13rd described electric capacity, the 13rd described resistance The other end, the positive terminal of the first described electric current monitor and described charge and discharge protecting module earth terminal connection, it is described The first electric current monitor negative pole end ground connection, the negative pole of described the first electric current monitor is used for and wireless charging receiver Negative pole end is connected, and the other end of the first described inductance is connected with the stationary contact end of described discharge and recharge selecting switch, described The discharge end ground connection of discharge and recharge selecting switch.

2. a kind of detection means for wireless charging receiver according to claim 1, it is characterised in that described fills Discharge prevention module includes that the tenth comparator, the 11st comparator, the 12nd comparator, the 13rd comparator, the 14th are compared Device, the first rheostat, the second rheostat, the 14th electric capacity, the 16th resistance, the 17th resistance, the 19th resistance, the 20th electricity It is resistance, first voltage source, the second voltage source, tertiary voltage source, the 4th voltage source, the first NMOS tube, the second NMOS tube, the three or two defeated Enter with door and three inputs and door, it is described first rheostatic one end one end respectively with the 17th described resistance, described One end of 14th electric capacity and the connection of described second rheostatic one end, the described first rheostatic other end respectively with institute The electrode input end connection of one end of the 19th resistance stated and the tenth described comparator, described the 19th resistance it is another End ground connection, the other end of described the 19th resistance one end respectively with the 20th described resistance and described first voltage source Negative pole connection, the described second rheostatic other end respectively with the other end and the described the tenth of the 20th described resistance The electrode input end connection of one comparator, the positive pole of described first voltage source respectively with the negative pole of the 11st described comparator The negative input connection of input and the tenth described comparator, the output end and the described the 3rd of described the tenth comparator Two inputs are connected with the first input end of door, and the output end and the described the 3rd 2 of the 11st described comparator is input into and door Second input is connected, and the three or two described input is connected with the output end of door with the grid of the first described NMOS tube, described The 12nd comparator negative input negative input respectively with the 13rd described comparator, the 14th described ratio Compared with one end connection of the negative input and the 16th described resistance of device, the other end of described the 16th resistance respectively with institute The source electrode connection of the other end and the first described NMOS tube of the 13rd resistance stated, the other end of the 17th described resistance divides It is not connected with the described positive pole of test battery and one end of the 11st described electric capacity, the negative pole of described test battery is distinguished It is connected with the other end of the 14th described electric capacity and the source electrode of the second described NMOS tube, the drain electrode of described the first NMOS tube Drain electrode with the second described NMOS tube is connected, the positive pole of described the second voltage source and the positive pole of the 12nd described comparator Input is connected, and the negative pole of described the second voltage source is grounded, and the positive pole and the described the 13rd in described tertiary voltage source compares Electrode input end compared with device is connected, the negative pole ground connection in described tertiary voltage source, the positive pole of described the 4th voltage source with it is described The 14th comparator positive pole connection, the negative pole ground connection of described the 4th voltage source, the output of described the 12nd comparator Hold and be connected with the first input end of door with described three input, the output end of described the 13rd comparator and three described inputs It is connected with the second input of door, the 3rd input of the output end of described the 14th comparator and three described inputs and door Connection, three described inputs are connected with the output end of door with the grid of the second described NMOS tube.

3. a kind of detection means for wireless charging receiver according to claim 2, it is characterised in that described meter When the timer of module including model YM5135-CT-H, the two or two input and door, reset button switch, the 15th electric capacity and 18th resistance, the two or two described input is connected with the first input end of door with one end of the 14th described resistance, described The two or two input be connected with the output end of the three or two described input nand gate with the second input of door, the described the 2nd 2 Input is connected with the output end of door with the timing end of described timer, and the reset terminal of described timer is answered with described respectively One end connection of one end, one end of the 15th described electric capacity and the 18th described resistance of position key switch, described the The other end of 15 electric capacity is connected with the other end of described reset button switch and the positive terminal of wireless charging receiver respectively, The other end ground connection of the 18th described resistance.

4. a kind of detection means for wireless charging receiver according to claim 1, it is characterised in that described electricity Monitoring data transmission module, described monitoring data transmission mould are provided between current voltage monitoring module and wireless charging receiver Block includes the first analog-digital converter, the second analog-digital converter, quantity of electric charge detection circuit, one-out-three gating switch and string Mouth control link block, described voltage x current monitoring module is provided with monitor current signal output part and monitoring voltage signal is defeated Go out end, described monitor current signal output part is connected with the input of the first described analog-digital converter, described prison Control voltage signal output end is connected with the input of the second described analog-digital converter, the first described Analog-digital Converter The output end of device is connected with the first movable contact of described one-out-three gating switch, described the second analog-digital converter it is defeated Go out end be connected with the second movable contact of described one-out-three gating switch, the electrode input end of described quantity of electric charge detection circuit and The positive pole connection of described test battery, the negative input of described quantity of electric charge detection circuit is negative with described test battery Pole connects, and the output end of described quantity of electric charge detection circuit is connected with the 3rd movable contact of described one-out-three gating switch, institute The stationary contact of the one-out-three gating switch stated controls link block to lead to the data of wireless charging receiver by described serial ports Communication interface is connected.

5. a kind of detection means for wireless charging receiver according to claim 4, it is characterised in that described electricity Lotus amount detection circuit includes the 16th electric capacity, the 17th electric capacity, the 18th electric capacity, the 21st resistance, the 22nd resistance, the 23 resistance, the 24th resistance, the 25th resistance, the 15th comparator, PNP transistor, the 3rd simulation numeral turn Parallel operation and accumulator, the described positive pole for testing battery one end respectively with the 16th described electric capacity, the 17th described electricity One end connection of one end of appearance and the 22nd described resistance, the negative pole of described test battery is respectively with the described the 16th One end connection of the other end of electric capacity, one end of the 18th described electric capacity and the 23rd described resistance, the described the tenth The other end of seven electric capacity is grounded with the other end of the 18th described electric capacity, and the other end of the 22nd described resistance is distinguished It is connected with one end of the 24th described resistance and one end of the 21st described resistance, described the 23rd resistance The other end is grounded, the other end of described the 23rd resistance respectively with the other end of the 21st described resistance and described The electrode input end connection of the 15th comparator, the other end of the 24th described resistance compares with the described the 15th respectively The emitter stage connection of the negative input of device and described PNP transistor, the output end of described the 15th comparator and institute The base stage connection of the PNP transistor stated, the colelctor electrode of described PNP transistor respectively with the 25th described resistance The input connection of one end and the 3rd described analog-digital converter, the other end of the 25th described resistance is grounded, institute The output end of the 3rd analog-digital converter stated is connected with the input of described accumulator, the output end of described accumulator The 3rd movable contact with described one-out-three gating switch is connected.