CN209247230U - A kind of portable mobile wireless dynamometer - Google Patents

Abstract

The utility model discloses a kind of portable mobile wireless dynamometers, comprising control box and pcb board, pcb board is equipped with main control module, 5V turns 3.3V level switch module, ADC module, force value signal acquisition module, bluetooth module, by key control and power management module, working state of system indicating lamp module, battery capacity acquisition and voltage monitoring module, 5V turns 10V boost module, 8.4V lithium battery charging module, 3.3V power supply circuit and 5V power supply circuit；It controls outer box wall and is equipped with USB charging interface, power switch key and RS232-DB9 connector, control box back is equipped with battery case, is equipped with two concatenated 3.7V rechargeable lithium batteries in battery case；USB charging interface, power switch key, RS232-DB9 connector and two concatenated 3.7V rechargeable lithium batteries are electrically connected with pcb board.The utility model advantage has: structure is simple, easy to carry, and low energy consumption, and battery is long.

Description

A kind of portable mobile wireless dynamometer

Technical field

The utility model relates to a kind of device for measuring force, particularly relate to portable mobile wireless dynamometer.

Background technique

With the construction and implementation of quality power strategy, gauge check carries out the key of quality control as industrialness enterprise Link is increasingly taken seriously, while requiring the technical capability of measurement technology mechanism also higher and higher.Standard and with suit Setting is core tool that measurement technology work is carried out, realizes that the intelligence of measurement standard, informationization or even automation are to be promoted Assay calibration efficiency, the necessary means of accuracy.

Currently, each measurement technology mechanism and calibration company are in the selection of standard to all kinds of testing machine force value assay calibrations Mainly following two categories: 1. force value sensors+digital displaying meter, 2. standard force-measuring rings+dial gauge.With the development of technology, second The configuration of kind of standard used in measurement technology mechanism it is fewer and fewer, meanwhile, the configuration of the first standard with The diversification of digital displaying meter is all to realize sensor with wired serial communication also gradually using intelligence instrument or the end PC as carrier Signal is interacted with instrument.In assay calibration method, verification worker according to corresponding vertification regulation or calibrating standard, such as: " JJG 139-2014 pulling force pressure and universal testing machine ", " JJG 475-2008 electronic type universal testing machine " etc..But whether being to be directed to Which kind of standard is selected in which kind of testing machine force value calibrating, and the manual operation workload of measurement verification personnel is all still bigger 's.

In order to reduce the working strength of measurement verification personnel, the efficiency of assay calibration is improved, realizes the intelligence of calibrating data Change record processing.The present inventor is based on study and is engaged in metering and technology of instrument and meter practical experience abundant and profession reason for many years By knowledge, positive research and innovation explores solution, can serve enterprise to achievement, by constantly learning, studying, It improves, creates the present invention with practical value finally.

Utility model content

The purpose of this utility model is to provide a kind of portable mobile wireless dynamometers, for solving the presence in background technique Manual operation heavy workload the problem of.

To achieve the above object, the technical solution that the utility model is taken are as follows: a kind of portable mobile wireless dynamometer includes control Box processed has pcb board in the control box enclosed inside, is equipped with main control module on the pcb board, 5V turns 3.3V level conversion mould Block, force value signal acquisition module, bluetooth module, presses key control and power management module, working state of system instruction at ADC module Lamp module, battery capacity acquisition turn 10V boost module with voltage monitoring module, 8.4V lithium battery charging module, 5V, 3.3V powers Module and 5V power supply module；

USB charging interface, RS232-DB9 connector and power switch key are embedded on the control outer box wall；

It is embedded with battery case at the control box back side, it is chargeable that two concatenated 3.7V are equipped in the battery case Lithium battery, positive terminal and negative pole end correspondence and the setting in the battery case of two concatenated 3.7V rechargeable lithium batteries Battery positive terminal and negative cell terminal end contact；

The main control module turns 3.3V level switch module, bluetooth module, by key control and power supply pipe with the 5V respectively Reason module, working state of system indicating lamp module and battery capacity acquisition are connect with voltage monitoring module, and the 5V turns 3.3V electricity Flat conversion module is connect with the ADC module, and the ADC module is connect with the force value signal acquisition module, the force value letter Number acquisition module is connect with the RS232-DB9 connector；

The battery positive terminal of the battery case is also adopted with described by key control and power management module, battery capacity respectively Collection is connect with voltage monitoring module and 8.4V lithium battery charging module, and the 8.4V lithium battery charging module and the 5V turn 10V Boost module connection, the 5V turn 10V boost module and connect with the USB charging interface；

It is described also to power respectively with the power switch key, 3.3V power supply module and 5V by key control and power management module Module connection；

The 3.3V power supply module is connect with the main control module and bluetooth module respectively；

The 5V power supply module is connect with the ADC module and force value signal acquisition module respectively.

Further, the main control module is made of integrated circuit U5；

The 5V turns 3.3V level switch module and is made of integrated circuit U6；

The ADC module is made of integrated circuit U7；

The force value signal acquisition module by port P1, resistance R17, resistance R18, resistance R19, resistance 20, resistance R21, Resistance R22, resistance R23, capacitor C32, capacitor C33, capacitor C34, capacitor C35, capacitor C36, operational amplifier U8 and operation are put Big device U9 is connected and composed；

The bluetooth module is connected and composed by integrated circuit U10, resistance R24 and light emitting diode D7；

The key control and power management module of pressing is by socket JP1, diode D1, diode D2, diode D3, resistance R3, resistance R4, resistance R5, power supply switch tube Q1, triode Q2 are connected and composed；

The working state of system indicating lamp module is by light emitting diode D8, light emitting diode D9, resistance R25 and resistance R26 is connected and composed；

The battery capacity acquisition and voltage monitoring module are by resistance R14, resistance R15, resistance R16 and triode Q5 connection It constitutes；

The 8.4V lithium battery charging module is by diode D4, light emitting diode D5, resistance R6, resistance RS, resistance R8, electricity Resistance R13, capacitor C11, capacitor C17, capacitor CT1, capacitor C19, triode Q3, triode Q4 and integrated circuit U2 are connected and composed；

The 5V turns 10V boost module by diode D6, inductance L1, resistance R7, resistance R9, resistance R10, resistance R11, electricity Hinder R12, integrated circuit U1, capacitor C12, capacitor C13, capacitor C14, capacitor C15, capacitor C16, capacitor C18, capacitor C20 and electricity Hold C21 to connect and compose；

The 3.3V power supply module is connected and composed by capacitor C3, capacitor C4, capacitor C5, capacitor C6 and integrated circuit U3；

The 5V power supply module is connected and composed by capacitor C7, capacitor C8, capacitor C9, capacitor C10 and integrated circuit U4；

Wherein, the pin 1 of integrated circuit U5 is NRST pin, and the pin 28 of integrated circuit U5 is SWIM pin, integrates electricity The pin 4 of road U5 is that cell voltage input pin BAT_SIG connects battery capacity acquisition and triode Q5 in voltage monitoring module The pin 6 of emitter, integrated circuit U5 is VSS/REF- pin number ground connection, and the pin 7 of integrated circuit U5 draws for VDD/REF+ Foot connects the MCU_3V3 signal of 3.3V power supply module output, and the pin 10 of integrated circuit U5 is that red indicating light controls pin RED_ Resistance R25 output end in LED welding system working station indicator module, the pin 11 of integrated circuit U5 are green indicator light Control the resistance R26 output end in pin GREEN_LED welding system working station indicator module, the pin 12 of integrated circuit U5 The pin 5 that pin WAKE_SLEEP meets integrated circuit U10 in bluetooth module, the pin of integrated circuit U5 are controlled for Bluetooth 13 connect the pin 4 of integrated circuit U10, the pin of integrated circuit U5 for Bluetooth data reception state-detection pin APP_DATA_REV 14 control the pin 3 that pin GFG_MODE meets integrated circuit U10 for bluetooth mode, and the pin 15 of integrated circuit U5 is that bluetooth is defeated It does well and detects the pin 1 that pin CON_STATE accesses integrated circuit U 10 by resistance R24, light emitting diode D7, integrate electricity The pin 16 of road U10 connects the anode by diode D2 in key control and power management module, integrated circuit for PWR_KEY pin The pin 17 of U10 is that PWR_CTR pin connects by resistance R5 input terminal in key control and power management module, integrated circuit U5's Pin 18 is the pin 3 that SPI data-out pin MOSI meets integrated circuit U6, and the pin 19 of integrated circuit U5 is that SPI data are defeated Pin MISO connects the pin 4 of integrated circuit U6 out, and the pin 20 of integrated circuit U5 is that SPI clock pins SCK meets integrated circuit U6 Pin 5, the pin 21 of integrated circuit U5 is that BAT_SIG_CTR pin connects battery capacity acquisition and resistance in voltage monitoring module The input terminal of R16, the pin 23 of integrated circuit U5 are the pin 9 that RXD pin meets integrated circuit U10 in bluetooth module, integrate electricity The pin 24 of road U5 is the pin 10 that TXD pin meets integrated circuit U10 in bluetooth module；

Wherein, the pin 2 of integrated circuit U10, pin 7 connect MCU_3V3 signal, 8 number of pin of integrated circuit U10 Ground connection；

Wherein, the pin 1 of integrated circuit U6, pin 8 connect MCU_3V3 signal, and the simulation of pin 7 of integrated circuit U6 connects Ground, the pin 10 of integrated circuit U6 connect the pin 13 of integrated circuit U7, and the pin 11 of integrated circuit U6 connects drawing for integrated circuit U7 Foot 12, the pin 12 of integrated circuit U6 connect the pin 7 of integrated circuit U7, and the pin 14 of integrated circuit U6 connects AD_5V signal；

Wherein, the pin 1 of force value signal acquisition module middle port P1 is the positive energize power end of pull pressure sensor, port The pin 2 of P1 is the negative energize power end of pull pressure sensor, and the pin 5 of port P1 is the shielding end of pull pressure sensor, end The pin 3 and pin 4 of mouth P1 are the two paths of differential signals output end of pull pressure sensor, and the pin 3 of port P1 passes through resistance R19 Output signal AIN_P, signal AIN_P connect the pin 3 of operational amplifier U8, and the pin 4 of port P1 passes through 20 output signal of resistance AIN_N, signal AIN_N connect the pin 3 of operational amplifier U9, and the pin 2 and pin 3 of port P1 also passes through three parallel connections respectively Capacitor C33, capacitor C34 and capacitor C35 analogue ground, the pin 2 of operational amplifier U8 pass through resistance R17, resistance R18 and export The pin 2 of differential signal AOUT_N, operational amplifier U9 pass through resistance R22, resistance R23 output difference signal AOUT_P；

Wherein, the pin 1 of integrated circuit U7, pin 4, pin 8, pin 9, pin 10, pin 11, pin 14 and pin 16 equal analogue grounds, the pin 2 of integrated circuit U7 are the AD_5V signal that VCC pin connects the output of 5V power supply module, integrated circuit The pin 3 of U7 is that REF+ pin meets VREF, and the pin 4 of integrated circuit U7 is REF- pin, and the pin 5 of integrated circuit U7 is IN+ The pin 5 of the differential signal AOUT_P of pin relay value signal acquisition module output, integrated circuit U7 are IN- pin relay value letter The differential signal AOUT_N of number acquisition module output, resistance R17 connect with resistance R18, and resistance R22 connects with resistance R23, resistance The both ends of R17 are also connect with the pin 6 of the one end resistance R21 and operational amplifier U8 respectively, the both ends of resistance R22 also respectively with electricity It hinders the R21 other end and the 6 number connection of pin of operational amplifier U9, resistance R18 also passes through capacitor C32 and be grounded, resistance R23 is also logical Cross capacitor C36 digital grounding, the pin 7 of operational amplifier U8 and operational amplifier U9 connect the output signal of 5V power supply module The equal digital grounding of pin 4 of AD_5V, operational amplifier U8 and operational amplifier U9；

Wherein, by the cathode combination hub JP1 input terminal of diode D2 in key control and power management module, socket JP1 is defeated Outlet ground connection, diode D1 anode meet the anode end output signal 8.4V of battery case, diode D1 cathode respectively with power supply The pole S of switching tube Q1 and the connection of the one end resistance R3, the resistance R3 other end respectively with the pole G of power supply switch tube Q1, diode D3 The connection of the collector of anode and triode Q2, the cathode combination hub JP1 input terminal of diode D3, the D of power supply switch tube Q1 are extremely defeated The base stage of signal POWER_OUT out, triode Q2 are connect with resistance R5 output end, and the emitter of triode Q2 is connect by resistance R4 Ground；

Wherein, the cathode of the resistance R25 input terminal sending and receiving optical diode D8 in working state of system indicating lamp module, electricity The cathode of R26 input terminal sending and receiving optical diode D9 is hindered, the anode of light emitting diode D8 and the anode of light emitting diode D9 simultaneously connect MCU_3V3；

Wherein, the base stage of battery capacity acquisition and the output termination triode Q5 of resistance R16 in voltage monitoring module, electricity Hinder the anode end 8.4V of the input termination battery case of R14, the collector of the output termination triode Q5 of resistance R14, three poles The power generation pole of pipe Q5 also passes through resistance R15 and is grounded；

Wherein, the pin 1 of integrated circuit U2 meets the anode end 8.4V of battery case, and the pin 7 of integrated circuit U2 passes through Resistance R6, light emitting diode D5 connect the pin 2 of integrated circuit U2, and the pin 7 of integrated circuit U2 also connects triode by capacitor C17 The base stage of Q4 and the pin 6 of integrated circuit U2, the pin 7 of integrated circuit U2 also by resistance R8 connect triode Q4 emitter and The base stage of triode Q3, the pin 7 of integrated circuit U2 also connect the emitter and integrated circuit U2 of triode Q4 by resistance RS1 The pin 7 of pin 8, integrated circuit U2 is also grounded by capacitor C11, and the pin 7 of integrated circuit U2 also meets 5V by diode D4 The pin 3, pin 4 and pin 5 for turning 10V boost module output end VCC_9V, integrated circuit U2 are grounded, and integrated circuit U2 Pin 3 is grounded by capacitor C17, and the pin 5 of integrated circuit U2 is grounded by resistance R13, and the collector of triode Q3 connects battery The anode end of box, the collector of triode Q3 also pass through capacitor C19 and are grounded, collector connect the battery cathode end of battery case with And the collector of triode Q4 is grounded；

Wherein, the pin 1 of integrated circuit U1 is connect by resistance R9 with the pin 11 of integrated circuit U1, integrated circuit U1's Pin 10 is connect by capacitor C16 with the pin 11 of integrated circuit U1, and the pin 11 of integrated circuit U1 is connect by inductance L1 respectively The pin 7 and pin 9 of integrated circuit U1, the pin 11 of integrated circuit U1 are also grounded by inductance L1, capacitor C14, integrated circuit The pin 11 of U1 also meets 5V by inductance L1, diode D6, and 5V connects USB charging interface, and the pin 2 of integrated circuit U1 passes through capacitor C20 ground connection, the pin 8 of integrated circuit U1 are grounded by resistance R12, and the pin 4 of integrated circuit U1 is grounded by capacitor C18 respectively It is grounded with by resistance R11, capacitor C21, the pin 3 of integrated circuit U1 is grounded by resistance R10 respectively and is connect by resistance R7 VCC_9V, resistance R10 connect with resistance R7, between the pin 6 and pin 5 of integrated circuit U1 and then capacitor C12, capacitor C13, Capacitor C15 connection, three and connect capacitor C12, capacitor C13, capacitor C15 one end be further connected with VCC_9V, the other end is also grounded；

Wherein, the capacitor C3 in 3.3V power supply module is in parallel with capacitor C4, and capacitor C5 is in parallel with capacitor C6, capacitor C3 with The input in parallel of capacitor C4 terminates the pin 1 of integrated circuit U3 and by POWER_OUT signal in key control and power management module Output end, capacitor C3 and the pin 2 of the parallel output of capacitor C4 termination integrated circuit U3 and capacitor C5 are in parallel with capacitor C6 defeated Outlet, the pin 3 of integrated circuit U3 connect the pin 1 of integrated circuit U3, capacitor C5 input termination integrated electricity in parallel with capacitor C6 The pin 5 of road U3, the 5 output signal MCU_3V3 of pin of integrated circuit U3, the parallel outputs and capacitor of capacitor C3 and capacitor C4 The parallel outputs earth of C5 and capacitor C6；

Wherein, the capacitor C7 in 5V power supply module is in parallel with capacitor C8, and capacitor C9 is in parallel with capacitor C10, capacitor C7 and electricity Hold the pin 2 of the input termination integrated circuit U4 in parallel of C8 and by the POWER_OUT signal in key control and power management module Output end, capacitor C7 and the pin 4 of the parallel output of capacitor C8 termination integrated circuit U4 and capacitor C9 are in parallel with capacitor C10 defeated Outlet, the pin 3 of integrated circuit U4 connect the pin 2 of integrated circuit U4, and capacitor C9 input termination in parallel with capacitor C10 is integrated The pin 6 of circuit U 4, the 6 output signal AD_5V of pin of integrated circuit U4, the parallel outputs and capacitor of capacitor C7 and capacitor C8 The parallel outputs earth of C9 and capacitor C10.

Further, the model TPS61089 of the integrated circuit U1.

Further, the model LTC1231ES8-8.4 of the integrated circuit U2.

Further, the model TPS70933, the model LT1461 of the integrated circuit U4 of the integrated circuit U3.

Further, the model STM8L151G4U6 of the integrated circuit U5.

Further, the model ADG3304BRUZ of the integrated circuit U6.

Further, the model LTC2240 of the integrated circuit U7.

Further, the model of the operational amplifier U8 and operational amplifier U9 is LTC2057ISS.

Further, the model HJ-580DA14580 of the integrated circuit U10.

Compared with prior art, the utility model has the beneficial effects that

(1) structure is simple, operation with it is easy to carry；

(2) long service life；

(3) system energy consumption is low；

(4) testing efficiency is high, and measurement result is stable, reliable.

Detailed description of the invention

Fig. 1 is the concrete application example structure figure of the utility model；

Fig. 2 is the schematic block circuit diagram based on Fig. 1 concrete application embodiment；

Fig. 3 is the circuit diagram for turning 10V boost module based on the 5V in Fig. 1 concrete application embodiment；

Fig. 4 is the circuit diagram based on the 8.4V lithium battery charging module in Fig. 1 concrete application embodiment；

Fig. 5 is based on the circuit diagram by key control and power management module in Fig. 1 concrete application embodiment；

Fig. 6 is the circuit diagram based on the 3.3V power supply module in Fig. 1 concrete application embodiment；

Fig. 7 is the circuit diagram based on the 5V power supply module in Fig. 1 concrete application embodiment；

Fig. 8 is the circuit diagram based on battery capacity acquisition and voltage monitoring module in Fig. 1 concrete application embodiment；

Fig. 9 is to connect electricity with working state of system indicating lamp module based on the main control module in Fig. 1 concrete application embodiment Lu Tu；

Figure 10 is the circuit diagram for turning 3.3V level switch module based on the 5V in Fig. 1 concrete application embodiment；

Figure 11 is the circuit diagram based on the ADC module in Fig. 1 concrete application embodiment；

Figure 12 is the circuit diagram based on the force value signal acquisition module in Fig. 1 concrete application embodiment；

Figure 13 is the circuit diagram figure based on the bluetooth module in Fig. 1 concrete application embodiment；

In figure: 1, controlling box；2, pcb board；3, main control module；4,5V turns 3.3V level switch module；5, ADC module；6, Force value signal acquisition module；7, bluetooth module；8, key control and power management module are pressed；9, working state of system indicator light mould Block；10, battery capacity acquisition and voltage monitoring module；11,8.4V lithium battery charging module；12,5V turns 10V boost module；13, 3.3V power supply module；14,5V power supply module；15, USB charging interface；16, RS232-DB9 connector；17, power switch key；18, Battery case；19,3.7V rechargeable lithium battery.

Specific embodiment

To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with the drawings and specific embodiments, it is further described how the utility model is implemented.

As shown in Figure 1 to Figure 2, a kind of portable mobile wireless dynamometer provided by the utility model is being controlled comprising control box 1 1 enclosed inside of box processed has pcb board 2, is equipped with main control module 3 on pcb board 2,5V turns 3.3V level switch module 4, ADC module 5, force value signal acquisition module 6, bluetooth module 7, press key control and power management module 8, working state of system indicating lamp module 9, battery capacity acquisition turns 10V boost module 12,3.3V confession with voltage monitoring module 10,8.4V lithium battery charging module 11,5V Electric module 13 and 5V power supply module 14；Control 1 outer wall of box on be embedded with USB charging interface 15, RS232-DB9 connector 16 and Power switch key 17；It is embedded with battery case 18 at control 1 back side of box, it is chargeable that two concatenated 3.7V are equipped in battery case 18 Lithium battery 19, the positive terminal and the corresponding electricity with setting in battery case 18 of negative pole end of two concatenated 3.7V rechargeable lithium batteries 19 Pond positive terminal and negative cell terminal end contact；

Wherein, main control module 3 turns 3.3V level switch module 4, bluetooth module 7, by key control and power supply pipe with 5V respectively Reason module 8, working state of system indicating lamp module 9 and battery capacity acquisition are connect with voltage monitoring module 10；5V turns 3.3V electricity Flat conversion module 4 is connect with ADC module 5, and ADC module 5 is connect with force value signal acquisition module 6, force value signal acquisition module 6 It is connect with RS232-DB9 connector 16；The battery positive terminal of battery case 18 also respectively with by key control and power management module 8, Battery capacity acquires and voltage monitoring module 10 and 8.4V lithium battery charging module 11) it connect, 8.4V lithium battery charging module 11 Turn 10V boost module 12 with 5V to connect, 5V turns 10V boost module 12 and connect with the USB charging interface 15；By key control with Power management module 8 is also connect with power switch key 17,3.3V power supply module 13 and 5V power supply module 14 respectively；3.3V power supply mould Block 13 is connect with main control module 3 and bluetooth module 7 respectively；5V power supply module 14 respectively with ADC module 5 and force value signal acquisition mould Block 6 connects.

The following are a kind of physical circuit embodiments of portable mobile wireless dynamometer provided by the utility model:

As shown in figure 3,5V turn 10V boost module 12 by diode D6, the inductance L1 of 1.8 μ H, 2.2 μ F capacitor C14, The resistance R9 of capacitor C16,30k ± 1%, the capacitor C20 of 2.2 μ F, integrated circuit U1, the capacitor C12 of 22 μ F, the 22 μ F of 100 μ F Capacitor C13,22 μ F capacitor C15,681k ± 1% resistance R7,107k ± 1% resistance R10,17.4k ± 1% electricity Hinder R11, the capacitor C21 of capacitor C18,4.7nF and the resistance R12 of 127k ± 1% of 2.2 μ F are connected and composed, wherein integrated electricity The positive foot of the model MBRM120T3 of the model TPS61089 of road U1, diode D6, diode D6 are used to connect the input of 5V Voltage signal, the negative foot of diode D6 meet one end capacitor C14 of 2.2 μ F, one end inductance L1 of 1.8 μ H and integrated circuit U1 respectively 9,2.2 μ F of pin 7 and pin capacitor C14 other end ground connection, the inductance L1 other end of 1.8 μ H meets integrated circuit U1 respectively Pin 11, one end capacitor C16 of 100 μ F and one end resistance R9 of 30k ± 1%, another termination of the capacitor C16 of 100 μ F is integrated The pin 10 of circuit U 1, the pin 1 of another termination integrated circuit U1 of the resistance R9 of 30k ± 1%, the pin 2 of integrated circuit U1 pass through The capacitor C20 ground connection of 2.2 μ F is crossed, the pin 8 of integrated circuit U1 is grounded by the resistance R12 of 127k ± 1%, integrated circuit U1's Pin 4 is grounded by the capacitor C18 ground connection of 2.2 μ F and by the capacitor C21 of resistance R11,4.7nF of 17.4k ± 1% respectively, The pin 3 of integrated circuit U1 connects one end of the resistance R10 of ± 1% resistance R7 of 681k and 107k ± 1%, the resistance of 681k ± 1% The other end of R7 another termination VCC_9V, the resistance R10 of 107k ± 1% are grounded, between the pin 5 and pin 6 of integrated circuit U1 Access 22 μ F capacitor C12s, the 22 μ F capacitor C13s and 22 μ F capacitor C15s in parallel with three, the capacitor of three 22 μ F in parallel The one end capacitor C15 output VCC_9V signal of C12, the capacitor C13 of 22 μ F and 22 μ F, the capacitor C12 of three 22 μ F in parallel, The capacitor C15 other end of the capacitor C13 of 22 μ F and 22 μ F is grounded；

As shown in figure 4, resistance of the 8.4V lithium battery charging module 11 by diode D4, light emitting diode D5,10k ± 1% Capacitor C11,1nF of the resistance R13 of resistance R8,19.6k ± 1% of resistance RS1,10k ± 1% of R6,0.05R ± 1%, 10 μ F Capacitor C17,100nF volume capacitor CT1,10nF capacitor C19, triode Q3, triode Q4 and integrated circuit U2 connection structure At；Wherein, the model ZTX749 of the model LTC1231ES8-8.4 of integrated circuit U2, triode Q3, the type of triode Q4 Number be 2N5087, the model LED-F3-Y of the model MBRM120T3 of diode D4, light emitting diode D5；Diode D4's Positive foot connects the VCC_9V signal that 5V turns the output of 10V boost module 12, and the negative foot of diode D4 connects the pin 7 of integrated circuit U2, collects Also connect the base stage and integrated circuit of triode Q4 through 10 μ F capacitor C11 ground connection, through 1nF capacitor C17 respectively at the pin 7 of circuit U 2 The pin 6 of U2, the resistance R8 through 10k ± 1% connect the collector of triode Q4 and the base stage of triode Q3, ± 1% electricity through 0.05R Resistance RS1 connects the pin 8 of integrated circuit U2 and the collector of triode Q3, the resistance R6 through 10k ± 1%, light emitting diode D5 connect The pin 2 of integrated circuit U2, the pin 1 of integrated circuit U2 connect the anode end of battery case 18, the pin 3 of integrated circuit U2 The capacitor CT1 ground connection of 100nF is connect, the pin 4 of integrated circuit U2 is grounded, and the pin 5 of integrated circuit U2 is through the electricity of 19.6k ± 1% R13 ground connection, the emitter ground connection of triode Q4 are hindered, the emitter of triode Q3 is grounded through the capacitor C19 of 10nF, meanwhile, three poles Also with the anode end of battery case 18, the battery cathode end of battery case 18 is grounded the emitter of pipe Q3, the battery of battery case 18 Positive terminal exports 8.4V signal；

As shown in figure 5, by key control and power management module 8 by socket JP1, diode D1, diode D2, diode Resistance R5, power supply switch tube Q1, the triode Q2 of resistance R4,1k ± 1% of resistance R3,450k ± 1% of D3,1M ± 1% connects Connect composition；The model 8050 of the model Si2323DS of power supply switch tube Q1, triode Q2, diode D1, diode D2, two The model of pole pipe D3 is MBR0502；The output pin of socket JP1 is grounded, the input pin of socket JP1 and the yin of diode D2 The connection of the negative foot of foot and diode D3, the positive foot of the diode D3 current collection with the pole G of power supply switch tube Q1, triode Q2 respectively One end of the resistance R3 of pole and 1M ± 1% connects, and the other end of the resistance R3 of 1M ± 1% connects the electricity of battery case 18 through diode D1 The pole S of the signal 8.4V and power supply switch tube Q1 of the output of pond positive terminal, the pole the D output signal POWER_ of power supply switch tube Q1 The emitter of OUT, triode Q2 are grounded through the resistance R4 of 450k ± 1%, and the base stage of triode Q2 connects through the resistance R5 of 1k ± 1% The positive foot of PWR_CTR, diode D2 meet PWR_KEY；

As shown in fig. 6,3.3V power supply module 13 is by the C3 of 10 μ F of capacitor, 104 capacitor C4, the capacitor C5 of 10 μ F, 104 Capacitor C6 and integrated circuit U3 connect and compose, wherein the model TPS70933 of integrated circuit U3；The capacitor C5 of 10 μ F with 104 capacitor C6 is in parallel, and the capacitor C3 of 10 μ F terminates the pin 1 of integrated circuit U3 with the input in parallel of 104 capacitor C4 and presses The signal POWER_OUT, the capacitor C3 of 10 μ F exported in key control and power management module 8 with 104 capacitor C4 it is in parallel defeated Terminate out integrated circuit U3 pin 2 and with the parallel outputs of the capacitor C5 of 10 μ F and 104 capacitor C6 and connect rear number and connect Ground, the pin 3 of integrated circuit U3 connect the input in parallel of the capacitor C5 of 1, the 10 μ F of pin of integrated circuit U3 and 104 capacitor C6 Terminate the pin 5 and output signal MCU_3V3 of integrated circuit U3；

As shown in fig. 7,5V power supply module 14 is by the capacitor C7 of 10 μ F, 104 capacitor C8, the capacitor C9 of 10 μ F, 104 Capacitor C10 and integrated circuit U4 are connected and composed；Wherein, the model LT1461 of integrated circuit U4；The capacitor C7 and capacitor of 10 μ F C8 is in parallel, and the capacitor C9 of 10 μ F is in parallel with 104 capacitor C10, the capacitor C7 of 10 μ F with 104 capacitor C8 input terminal in parallel Connect the pin 2 of integrated circuit U4 and by the POWER_OUT signal exported in key control and power management module 8, the capacitor of 10 μ F The capacitor C10 of the capacitor C9 and 104 of the pin 4 and 10 μ F of the parallel output termination integrated circuit U4 of the capacitor C8 of C7 and 104 Parallel outputs and be grounded after connecing, the pin 3 of integrated circuit U4 connect the capacitor C9 of 2, the 10 μ F of pin of integrated circuit U4 with The pin 6 and output signal AD_5V of the input termination integrated circuit U4 in parallel of 104 capacitor C10；

As shown in figure 8, battery capacity acquisition is with voltage monitoring module 10 by resistance R14,100k ± 1% of 200k ± 1% The resistance R16 and triode Q5 of resistance R15,1k ± 1% connect and compose, wherein the model 8050 of triode Q2,200k ± 1% resistance R14 mono- terminates 8.4V, the collector of another termination triode Q5 of the resistance R14 of 200k ± 1%, the electricity of 1k ± 1% It hinders R16 mono- and terminates BAT_SIG_CTR, the base stage of another termination triode Q5 of the resistance R16 of 1k ± 1%, the transmitting of triode Q5 Pole meets BAT_SIG and the resistance R15 ground connection through 100k ± 1%；

As shown in figure 9, main control module 3 is made of integrated circuit U5, the model STM8L151G4U6 of integrated circuit U5, The pin 1 of integrated circuit U5 is NRST pin, and the pin 28 of integrated circuit U5 is SWIM pin, and the pin 4 of integrated circuit U5 is Cell voltage input pin BAT_SIG connects the emitter of battery capacity acquisition and triode Q5 in voltage monitoring module 10, integrates The pin 6 of circuit U 5 is VSS/REF- pin number ground connection, and the pin 7 of integrated circuit U5 is that VDD/REF+ pin connects 3.3V confession The MCU_3V3 signal that electric module 13 exports, the pin 10 of integrated circuit U5 are that red indicating light controls pin RED_LED welding system The resistance R25 output end of 1k ± 5% in working station indicator module 9, the pin 11 of integrated circuit U5 are green indicator light Control the resistance R26 output end of 1k ± 5% in pin GREEN_LED welding system working station indicator module 9, integrated circuit The pin 12 of U5 is that Bluetooth controls pin WAKE_SLEEP, and the pin 13 of integrated circuit U5 is Bluetooth data reception state Pin APP_DATA_REV is detected, the pin 14 of integrated circuit U5 is that bluetooth mode controls pin GFG_MODE, integrated circuit U5 Pin 15 be bluetooth outputs state detection pin CON_STATE, the pin 16 of integrated circuit U10 be PWR_KEY pin connect by The anode of diode D2 in key control and power management module 8, the pin 17 of integrated circuit U10 are that PWR_CTR pin connects key The resistance R5 input terminal of control and 1k ± 5% in power management module 8, the pin 18 of integrated circuit U5 are that the input of SPI data is drawn The pin 19 of foot MOSI, integrated circuit U5 are SPI data output pins MISO, and the pin 20 of integrated circuit U5 is that SPI clock draws The pin 21 of foot SCK, integrated circuit U5 be BAT_SIG_CTR pin connect battery capacity acquisition with voltage monitoring module 10 in k ± The input terminal of 1% resistance R16, the pin 23 of integrated circuit U5 are RXD pin, and the pin 24 of integrated circuit U5 is TXD pin；

Working state of system indicating lamp module 9 by light emitting diode D8, light emitting diode D9,1K ± 5% resistance R25 and The resistance R26 of 1K ± 5% is connected and composed, and the positive foot of light emitting diode D8 and the positive foot of light emitting diode D9 meet MCU_3V3, is shone The negative foot of diode D8 connects the pin 10 of integrated circuit U5 through the resistance R25 of 1K ± 5%, the negative foot of light emitting diode D9 through 1K ± 5% resistance R26 connects the pin 11 of integrated circuit U5；

As shown in Figure 10,5V turns 3.3V level switch module 4 and is made of integrated circuit U6, the model of integrated circuit U7 ADG3304BRUZ, as shown in figure 11, ADC module 5 are made of integrated circuit U7, the model LTC2240 of integrated circuit U7, collection MCU_3V3 is met at the pin 1 of circuit U 6, pin 8, the pin 2 of integrated circuit U6 connects the pin 18 of integrated circuit U5, integrates electricity The pin 3 of road U6 connects the pin 19 of integrated circuit U5, and the pin 4 of integrated circuit U6 connects the pin 20 of integrated circuit U5, integrates electricity 7 analogue ground of pin of road U6, the pin 10 of integrated circuit U6 connect integrated circuit U7 pin 13, the pin 11 of integrated circuit U6 Integrated circuit U7 pin 12 is connect, the pin 12 of integrated circuit U6 connects integrated circuit U7 pin 7, and the pin 14 of integrated circuit U6 connects Pin 1, pin 4, pin 8, pin 9, pin 14 and the equal analogue ground of pin 15 of AD_5V, integrated circuit U7, integrated circuit The pin 2 of U7 meets AD_5V, and the pin 2 of integrated circuit U7 meets VREF, and the pin 5 of integrated circuit U7 is AOUT_P pin, integrates The pin 6 of circuit U 7 is AOUT_N pin；

As shown in figure 12, force value signal acquisition module 6 by port P1,4K99 ± 0.1% resistance R17,1K ± 1% Resistance R21,4K99 ± 0.1% of the resistance 20 of resistance R19,300R ± 1% of resistance R18,300R ± 1%, 100R ± 0.1% Resistance R22,1K ± 1% resistance R23,104 ± 5% capacitor C32,10nF ± 10% capacitor C33,103 ± 5% Capacitor C34,103 ± 5% capacitor C35,104 ± 5% capacitor C36, operational amplifier U8 and operational amplifier U9 connection structure At；Wherein, the model of operational amplifier U8 and operational amplifier U9 are LTC2057ISS；The pin 1 of port P1 is pressure The positive energize power end of sensor, the pin 2 of port P1 are the negative energize power end of pull pressure sensor, the pin 5 of port P1 For the shielding end of pull pressure sensor, the pin 3 and pin 4 of port P1 is that the two paths of differential signals of pull pressure sensor exports The pin 3 at end, port P1 connects operational amplifier U8's by resistance R19 the output signal AIN_P, signal AIN_P of 300R ± 1% The pin 4 of pin 3, port P1 connects operational amplifier by the resistance 20 output signal AIN_N, signal AIN_N of 300R ± 1% The pin 3 of U9, the pin 2 and pin 3 of port P1 also pass through the capacitor C33 of three 10nF ± 10% in parallel, 103 respectively The pin 2 of the capacitor C35 analogue ground of ± 5% capacitor C34 and 103 ± 5%, operational amplifier U8 passes through 4K99 ± 0.1% The resistance R18 output difference signal AOUT_N of resistance R17,1K ± 1% meet the pin 6 of integrated circuit U7, operational amplifier U9 Pin 2 integrated circuit U7 is connect by ± 1% resistance R23 output difference signal AOUT_P of resistance R22,1K of 4K99 ± 0.1% Pin 5,

The resistance R17 of 4K99 ± 0.1% connects with the % resistance R18 of 1K ± 1, the resistance R22 and 1K of 4K99 ± 0.1% ± 1% resistance R23 series connection, the both ends of the resistance R17 of 4K99 ± 0.1% also respectively with one end resistance R21 of 00R ± 0.1% And operational amplifier U8 pin 6 connect, the both ends of the resistance R22 of 4K99 ± 0.1% also respectively with the resistance of 00R ± 0.1% The 6 number connection of pin of the R21 other end and operational amplifier U9, the resistance R18 of 1K ± 1% also pass through 104 ± 5% capacitor C32 Ground connection, ± 1% resistance R23 of 1K also pass through 104 ± 5% capacitor C36 digital grounding, operational amplifier U8 and operational amplifier The pin 4 that the pin 7 of U9 meets the output signal AD_5V of 5V power supply module, operational amplifier U8 and operational amplifier U9 is equal Digital grounding；

As shown in figure 13, resistance R24 and light emitting diode D7 connection of the bluetooth module 7 by integrated circuit U10,10k ± 5% It constitutes, the model 0805 of the model HJ-580DA14580 of integrated circuit U10, light emitting diode D7；The resistance of 10k ± 5% The pin 15 of R24 input termination integrated circuit U5, the resistance R24 output end of 10k ± 5% connect integrated electricity through light emitting diode D7 The pin 1 of road U10, pin 2, the pin 7 of integrated circuit U10 meet MCU_3V3, and the pin 3 of integrated circuit U10 meets integrated circuit U5 Pin 14, the pin 4 of integrated circuit U10 connects the pin 13 of integrated circuit U5, and the pin 5 of integrated circuit U10 connects integrated circuit The pin 9 of the pin 12 of U5,8 analogue ground of pin of integrated circuit U10, integrated circuit U10 connects the pin 23 of integrated circuit U5, The pin 10 of integrated circuit U10 connects the pin 24 of integrated circuit U5.

Finally illustrate, the above description is only the embodiments of the present invention, is not intended to limit the patent of the utility model Range, equivalent structure or equivalent flow shift made by using the description of the utility model and the drawings, or directly or Other related technical areas are used in indirectly, are also included in the patent protection scope of the utility model.

Claims (10)

1. a kind of portable mobile wireless dynamometer includes control box (1), it is characterised in that: have in control box (1) enclosed inside Pcb board (2), be equipped on the pcb board (2) main control module (3), 5V turn 3.3V level switch module (4), ADC module (5), Force value signal acquisition module (6), presses key control and power management module (8), working state of system indicator light at bluetooth module (7) Module (9), battery capacity acquisition turn 10V boost module with voltage monitoring module (10), 8.4V lithium battery charging module (11), 5V (12), 3.3V power supply module (13) and 5V power supply module (14)；

USB charging interface (15), RS232-DB9 connector (16) and power switch key are embedded on control box (1) outer wall (17)；

Battery case (18) are embedded at control box (1) back side, two concatenated 3.7V are equipped in the battery case (18) Rechargeable lithium battery (19), the positive terminal and negative pole end of two concatenated 3.7V rechargeable lithium batteries (19) it is corresponding with it is described Battery positive terminal and the negative cell terminal end contact being arranged in battery case (18)；

The main control module (3) turns 3.3V level switch module (4), bluetooth module (7), by key control and electricity with the 5V respectively Source control module (8), working state of system indicating lamp module (9) and battery capacity acquisition are connect with voltage monitoring module (10), The 5V turns 3.3V level switch module (4) and connect with the ADC module (5), the ADC module (5) and the force value signal Acquisition module (6) connection, the force value signal acquisition module (6) connect with the RS232-DB9 connector (16)；

The battery positive terminal of the battery case (18) is also respectively with described by key control and power management module (8), battery electricity Amount acquisition is connect with voltage monitoring module (10) and 8.4V lithium battery charging module (11), the 8.4V lithium battery charging module (11) turn 10V boost module (12) with the 5V to connect, the 5V turns 10V boost module (12) and the USB charging interface (15) it connects；

It is described by key control and power management module (8) also respectively with the power switch key (17), 3.3V power supply module (13) And 5V power supply module (14) connection；

The 3.3V power supply module (13) connect with the main control module (3) and bluetooth module (7) respectively；

The 5V power supply module (14) connect with the ADC module (5) and force value signal acquisition module (6) respectively.

2. portable mobile wireless dynamometer according to claim 1, it is characterised in that: the main control module (3) is by integrated electricity Road U5 is constituted；

The 5V turns 3.3V level switch module (4) and is made of integrated circuit U6；

The ADC module (5) is made of integrated circuit U7；

The force value signal acquisition module (6) is by port P1, resistance R17, resistance R18, resistance R19, resistance 20, resistance R21, electricity Hinder R22, resistance R23, capacitor C32, capacitor C33, capacitor C34, capacitor C35, capacitor C36, operational amplifier U8 and operation amplifier Device U9 is connected and composed；

The bluetooth module (7) is connected and composed by integrated circuit U10, resistance R24 and light emitting diode D7；

It is described by key control and power management module (8) by socket JP1, diode D1, diode D2, diode D3, resistance R3, Resistance R4, resistance R5, power supply switch tube Q1, triode Q2 are connected and composed；

The working state of system indicating lamp module (9) is by light emitting diode D8, light emitting diode D9, resistance R25 and resistance R26 It connects and composes；

The battery capacity acquisition is connect with voltage monitoring module (10) by resistance R14, resistance R15, resistance R16 and triode Q5 It constitutes；

The 8.4V lithium battery charging module (11) is by diode D4, light emitting diode D5, resistance R6, resistance RS, resistance R8, electricity Resistance R13, capacitor C11, capacitor C17, capacitor CT1, capacitor C19, triode Q3, triode Q4 and integrated circuit U2 are connected and composed；

The 5V turns 10V boost module (12) by diode D6, inductance L1, resistance R7, resistance R9, resistance R10, resistance R11, electricity Hinder R12, integrated circuit U1, capacitor C12, capacitor C13, capacitor C14, capacitor C15, capacitor C16, capacitor C18, capacitor C20 and electricity Hold C21 to connect and compose；

The 3.3V power supply module (13) is connected and composed by capacitor C3, capacitor C4, capacitor C5, capacitor C6 and integrated circuit U3；

The 5V power supply module (14) is connected and composed by capacitor C7, capacitor C8, capacitor C9, capacitor C10 and integrated circuit U4；

Wherein, the pin 1 of integrated circuit U5 is NRST pin, and the pin 28 of integrated circuit U5 is SWIM pin, integrated circuit U5 Pin 4 be that cell voltage input pin BAT_SIG meets battery capacity acquisition and triode Q5 in voltage monitoring module (10) The pin 6 of emitter, integrated circuit U5 is VSS/REF- pin number ground connection, and the pin 7 of integrated circuit U5 draws for VDD/REF+ Foot connects the MCU_3V3 signal of 3.3V power supply module (13) output, and the pin 10 of integrated circuit U5 is that red indicating light controls pin Resistance R25 output end in RED_LED welding system working station indicator module (9), the pin 11 of integrated circuit U5 are green Indicator light controls the resistance R26 output end in pin GREEN_LED welding system working station indicator module (9), integrated circuit The pin 12 of U5 is the pin 5 that Bluetooth controls that pin WAKE_SLEEP meets integrated circuit U10 in bluetooth module (7), is integrated The pin 13 of circuit U 5 is the pin 4 that Bluetooth data reception state-detection pin APP_DATA_REV meets integrated circuit U10, is integrated The pin 14 of circuit U 5 is the pin 3 that bluetooth mode controls that pin GFG_MODE meets integrated circuit U10, the pin of integrated circuit U5 15 access drawing for integrated circuit U 10 by resistance R24, light emitting diode D7 for bluetooth outputs state detection pin CON_STATE Foot 1, the pin 16 of integrated circuit U10 connect the sun by diode D2 in key control and power management module (8) for PWR_KEY pin Pole, the pin 17 of integrated circuit U10 are that PWR_CTR pin connects by resistance R5 input terminal in key control and power management module (8), The pin 18 of integrated circuit U5 is the pin 3 that SPI data-out pin MOSI meets integrated circuit U6, the pin 19 of integrated circuit U5 The pin 4 of integrated circuit U6 is connect for SPI data output pins MISO, the pin 20 of integrated circuit U5 is that SPI clock pins SCK connects The pin 5 of integrated circuit U6, the pin 21 of integrated circuit U5 are that BAT_SIG_CTR pin connects battery capacity acquisition and voltage monitoring The input terminal of resistance R16 in module (10), the pin 23 of integrated circuit U5 are that RXD pin connects integrated circuit in bluetooth module (7) The pin 9 of U10, the pin 24 of integrated circuit U5 are the pin 10 that TXD pin meets integrated circuit U10 in bluetooth module (7)；

Wherein, the pin 2 of integrated circuit U10, pin 7 connect MCU_3V3 signal, 8 digital grounding of pin of integrated circuit U10；

Wherein, the pin 1 of integrated circuit U6, pin 8 connect MCU_3V3 signal, 7 analogue ground of pin of integrated circuit U6, collection The pin 13 of integrated circuit U7 is connect at the pin 10 of circuit U 6, the pin 11 of integrated circuit U6 connects the pin 12 of integrated circuit U7, The pin 12 of integrated circuit U6 connects the pin 7 of integrated circuit U7, and the pin 14 of integrated circuit U6 connects AD_5V signal；

Wherein, the pin 1 of force value signal acquisition module (6) middle port P1 is the positive energize power end of pull pressure sensor, port The pin 2 of P1 is the negative energize power end of pull pressure sensor, and the pin 5 of port P1 is the shielding end of pull pressure sensor, end The pin 3 and pin 4 of mouth P1 are the two paths of differential signals output end of pull pressure sensor, and the pin 3 of port P1 passes through resistance R19 Output signal AIN_P, signal AIN_P connect the pin 3 of operational amplifier U8, and the pin 4 of port P1 passes through 20 output signal of resistance AIN_N, signal AIN_N connect the pin 3 of operational amplifier U9, and the pin 2 and pin 3 of port P1 also passes through three parallel connections respectively Capacitor C33, capacitor C34 and capacitor C35 analogue ground, the pin 2 of operational amplifier U8 pass through resistance R17, resistance R18 and export The pin 2 of differential signal AOUT_N, operational amplifier U9 pass through resistance R22, resistance R23 output difference signal AOUT_P；

Wherein, the pin 1 of integrated circuit U7, pin 4, pin 8, pin 9, pin 10, pin 11, pin 14 and the equal mould of pin 16 Quasi- ground connection, the pin 2 of integrated circuit U7 are the AD_5V signal that VCC pin connects 5V power supply module (14) output, integrated circuit U7's Pin 3 is that REF+ pin meets VREF, and the pin 4 of integrated circuit U7 is REF- pin, and the pin 5 of integrated circuit U7 is IN+ pin The pin 5 of the differential signal AOUT_P of relay value signal acquisition module (6) output, integrated circuit U7 are IN- pin relay value letter The differential signal AOUT_N of number acquisition module (6) output, resistance R17 connect with resistance R18, and resistance R22 connects with resistance R23, The both ends of resistance R17 are also connect with the pin 6 of the one end resistance R21 and operational amplifier U8 respectively, and the both ends of resistance R22 are also distinguished It is connect with 6 number of pin of the resistance R21 other end and operational amplifier U9, resistance R18 also passes through capacitor C32 and is grounded, resistance R23 Also by capacitor C36 digital grounding, the pin 7 of operational amplifier U8 and operational amplifier U9 connect the output letter of 5V power supply module The equal digital grounding of pin 4 of number AD_5V, operational amplifier U8 and operational amplifier U9；

Wherein, by the cathode combination hub JP1 input terminal of diode D2 in key control and power management module (8), socket JP1 output End ground connection, diode D1 anode meet the anode end output signal 8.4V of battery case (18), diode D1 cathode respectively with electricity The pole S of source switch pipe Q1 and the one end resistance R3 connection, the resistance R3 other end respectively with the pole G of power supply switch tube Q1, diode D3 Anode and triode Q2 collector connection, the cathode combination hub JP1 input terminal of diode D3, the pole D of power supply switch tube Q1 The base stage of output signal POWER_OUT, triode Q2 are connect with resistance R5 output end, and the emitter of triode Q2 passes through resistance R4 Ground connection；

Wherein, the cathode of the resistance R25 input terminal sending and receiving optical diode D8 in working state of system indicating lamp module (9), resistance The cathode of R26 input terminal sending and receiving optical diode D9, the anode of light emitting diode D8 and the anode of light emitting diode D9 simultaneously meet MCU_ 3V3；

Wherein, the base stage of battery capacity acquisition and the output termination triode Q5 of resistance R16 in voltage monitoring module (10), resistance The collector of the output termination triode Q5 of the anode end 8.4V of input termination battery case (18) of R14, resistance R14, three The power generation pole of pole pipe Q5 also passes through resistance R15 and is grounded；

Wherein, the pin 1 of integrated circuit U2 meets the anode end 8.4V of battery case (18), and the pin 7 of integrated circuit U2 passes through Resistance R6, light emitting diode D5 connect the pin 2 of integrated circuit U2, and the pin 7 of integrated circuit U2 also connects triode by capacitor C17 The base stage of Q4 and the pin 6 of integrated circuit U2, the pin 7 of integrated circuit U2 also by resistance R8 connect triode Q4 emitter and The base stage of triode Q3, the pin 7 of integrated circuit U2 also connect the emitter and integrated circuit U2 of triode Q4 by resistance RS1 The pin 7 of pin 8, integrated circuit U2 is also grounded by capacitor C11, and the pin 7 of integrated circuit U2 also meets 5V by diode D4 The pin 3, pin 4 and pin 5 for turning 10V boost module (12) output end VCC_9V, integrated circuit U2 are grounded, and integrated circuit The pin 3 of U2 is grounded by capacitor C17, and the pin 5 of integrated circuit U2 is grounded by resistance R13, and the collector of triode Q3 connects The anode end of battery case (18), the collector of triode Q3 also pass through capacitor C19 and are grounded, and collector connects battery case (18) The collector of battery cathode end and triode Q4 are grounded；

Wherein, the pin 1 of integrated circuit U1 is connect by resistance R9 with the pin 11 of integrated circuit U1, the pin of integrated circuit U1 10 are connect by capacitor C16 with the pin 11 of integrated circuit U1, and the pin 11 of integrated circuit U1 is connect by inductance L1 integrated respectively The pin 7 and pin 9 of circuit U 1, the pin 11 of integrated circuit U1 are also grounded by inductance L1, capacitor C14, integrated circuit U1's Pin 11 also meets 5V by inductance L1, diode D6, and 5V connects USB charging interface (15), and the pin 2 of integrated circuit U1 passes through capacitor C20 ground connection, the pin 8 of integrated circuit U1 are grounded by resistance R12, and the pin 4 of integrated circuit U1 is grounded by capacitor C18 respectively It is grounded with by resistance R11, capacitor C21, the pin 3 of integrated circuit U1 is grounded by resistance R10 respectively and is connect by resistance R7 VCC_9V, resistance R10 connect with resistance R7, between the pin 6 and pin 5 of integrated circuit U1 and then capacitor C12, capacitor C13, Capacitor C15 connection, three and connect capacitor C12, capacitor C13, capacitor C15 one end be further connected with VCC_9V, the other end is also grounded；

Wherein, the capacitor C3 in 3.3V power supply module (13) is in parallel with capacitor C4, and capacitor C5 is in parallel with capacitor C6, capacitor C3 and electricity Hold the pin 1 of the input termination integrated circuit U3 in parallel of C4 and by POWER_OUT signal in key control and power management module (8) Output end, capacitor C3 and the pin 2 of the parallel output of capacitor C4 termination integrated circuit U3 and capacitor C5 are in parallel with capacitor C6 defeated Outlet, the pin 3 of integrated circuit U3 connect the pin 1 of integrated circuit U3, capacitor C5 input termination integrated electricity in parallel with capacitor C6 The pin 5 of road U3, the 5 output signal MCU_3V3 of pin of integrated circuit U3, the parallel outputs and capacitor of capacitor C3 and capacitor C4 The parallel outputs earth of C5 and capacitor C6；

Wherein, the capacitor C7 in 5V power supply module (14) is in parallel with capacitor C8, and capacitor C9 is in parallel with capacitor C10, capacitor C7 and electricity Hold the pin 2 of the input termination integrated circuit U4 in parallel of C8 and believes by the POWER_OUT in key control and power management module (8) The pin 4 and capacitor C9 of the parallel output termination integrated circuit U4 of number output end, capacitor C7 and capacitor C8 are in parallel with capacitor C10 Output end, the pin 3 of integrated circuit U4 connect the pin 2 of integrated circuit U4, and capacitor C9 input termination in parallel with capacitor C10 is integrated The pin 6 of circuit U 4, the 6 output signal AD_5V of pin of integrated circuit U4, the parallel outputs and capacitor of capacitor C7 and capacitor C8 The parallel outputs earth of C9 and capacitor C10.

3. portable mobile wireless dynamometer according to claim 2, it is characterised in that: the model of the integrated circuit U1 TPS61089。

4. portable mobile wireless dynamometer according to claim 2, it is characterised in that: the model of the integrated circuit U2 LTC1231ES8-8.4。

5. portable mobile wireless dynamometer according to claim 2, it is characterised in that: the model of the integrated circuit U3 TPS70933, the model LT1461 of the integrated circuit U4.

6. portable mobile wireless dynamometer according to claim 2, it is characterised in that: the model of the integrated circuit U5 STM8L151G4U6。

7. portable mobile wireless dynamometer according to claim 2, it is characterised in that: the model of the integrated circuit U6 ADG3304BRUZ。

8. portable mobile wireless dynamometer according to claim 2, it is characterised in that: the model of the integrated circuit U7 LTC2240。

9. portable mobile wireless dynamometer according to claim 2, it is characterised in that: the operational amplifier U8 and operation are put The model of big device U9 is LTC2057ISS.

10. portable mobile wireless dynamometer according to claim 2, it is characterised in that: the model of the integrated circuit U10 HJ-580DA14580。