CN106125013A - A kind of highly compatible fill series products aging testing system soon - Google Patents

A kind of highly compatible fill series products aging testing system soon Download PDF

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Publication number
CN106125013A
CN106125013A CN201610802520.3A CN201610802520A CN106125013A CN 106125013 A CN106125013 A CN 106125013A CN 201610802520 A CN201610802520 A CN 201610802520A CN 106125013 A CN106125013 A CN 106125013A
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module
control
soon
voltage
control unit
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CN106125013B (en
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邱水良
冉建强
赵朝映
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Dongguan Wanda Automation Equipment Co Ltd
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Dongguan Wanda Automation Equipment Co Ltd
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Priority to CN201610802520.3A priority Critical patent/CN106125013B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/40Testing power supplies

Abstract

The present invention relates to power source performance technical field of measurement and test, specifically, relate to compatible fast charger, fast charging type portable power source and the comprehensive aging testing system of General Mobile power supply, including electrical network supply module, Monitor Computer Control System, main control unit MCU module, charge control module, charging voltage and current acquisition module, fill control module soon, son control unit MCU module, control of discharge module, discharge voltage current acquisition module, what the present invention provided a kind of highly compatible fills series products aging testing system soon, there is intelligence degree high, compatible high, cost is relatively low, efficiency advantages of higher.

Description

A kind of highly compatible fill series products aging testing system soon
Technical field
The present invention relates to power source performance technical field of measurement and test, in particular it relates to compatible fast charger, fill mobile electricity soon Source and the comprehensive aging testing system of General Mobile power supply.
Background technology
Along with smart mobile phone, panel computer, the hand-held digital product such as digital camera the most popular, these power consumption are big Smart machine expedited the emergence of the products such as fast charger, portable power source (i.e. charger baby), quick-inflating type portable power source and initially entered city ?.Fill technology and portable power source soon and high power consumption, the shortcoming of low endurance of smart machine provided preferable solution, It can give the quick charges such as mobile phone, panel computer, digital camera battery, and easy to carry, with walking with filling, it is contemplated that in short-term In will capture major part market.Fill the application of product along with these soon, the most just bring fast charger, shifting The like product burn-in test problems aborning such as galvanic electricity source, quick-inflating type portable power source, quality guarantee, low cost, high efficiency, Can batch aging test equipment by widespread demand.
Burn-in test to this three series products but faces many quagmires in the market.
Such as manufacturer utilizes DC constant voltage power supply to charge to product, and a power supply is to one product of inductive charging, so The shortcoming of equipment be: cost is high, the charging interval needs artificial Non-follow control, charge data cannot facilitate real time record, intelligence Change degree is low.
The most such as utilize power resistor that product carries out the burn-in test that discharges, cause monitoring discharge current actual size With discharge power size, it is impossible to determine the velocity of discharge and efficiency, need manual time-keeping discharge time and manually stop.
And for example utilizing electronic load instrument to discharge product, it is old that such separate unit load meter correspondence single product carries out electric discharge Change, although may determine that the size of electric discharge aging voltage electric current, but when facing aging numerous product, need multiple stage electronic load The high cost of instrument and discharge time, discharge capacity needs the poor efficiency of Artificial Control and calculating.
Above-mentioned three kinds of situations the most all cannot realize charge and discharge, the automatic conversion between discharging and charging.
And for example fast charger and quick-inflating type portable power source can only use the fast of voltage raising and reducing that instrumentation realizes filling soon Fill functional test and burn-in test, and in the face of in the market multiple fills technical protocol soon, need to use multiple tester Device carries out burn-in test, and cost is high, and compatible low, efficiency is low and extremely inconvenient.
Summary of the invention
For prior art to fast charger, portable power source, quick-inflating type portable power source burn-in test in process of production Method intelligence degree is extremely low, high cost and inefficiency, test instrunment and method compatibility are extremely low, different product need not Carrying out the defects such as burn-in test with test instrunment and method, what the present invention provided a kind of highly compatible fills the aging survey of series products soon Test system, has intelligence degree high, and compatible high, cost is relatively low, efficiency advantages of higher.
The series products aging testing system that fills soon of a kind of highly compatible of the present invention includes: electrical network supply module, host computer are supervised Ore-controlling Role, main control unit MCU module, charge control module, charging voltage and current acquisition module, fill control module, sub-control list soon Unit's MCU module, control of discharge module, discharge voltage current acquisition module, RS232 turn RS485 communication module, address toggle switch , cooling system.
Main control unit MCU module is electrically connected with electrical network supply module through power supply adaptor, and electrical network supply module provides Alternating voltage be converted into DC voltage through power supply adaptor, supply main control unit MCU module;Charging control after being connected in parallel Molding block, charging voltage and current acquisition module are electrically connected in series with main control unit MCU module, charge control module, charged electrical Current voltage acquisition module is electrically connected with test product by the charging inlet arranged;
Monitor Computer Control System electrical connection electrical network supply module, turns RS485 communication module and main control unit by RS232 simultaneously MCU module is set up serial communication and is connected.
Son control unit MCU module is through through power supply adaptor and the electric connection of electrical network supply module, the unit of son control simultaneously MCU module is set up serial communication by photoisolator with main control unit MCU module and is connected, after parallel connection fill soon control module, Control of discharge module, discharge voltage current acquisition module are electrically connected in series with son control unit MCU module, fill control module soon and lead to The too fast interface that fills is connected with test product, control of discharge module, discharge voltage current acquisition module by electric discharge interface with tested Product is electrically connected with.
Described electrical network supply module, it is provided that alternating voltage, the alternating voltage that electrical network supply module provides is through power adaptation DC voltage is provided for main control unit MCU module and son control unit MCU module after device.
Described Monitor Computer Control System turns RS485 communication transfer interface module by RS232 and sets up string with main control unit MCU module Row communication connection.
Described main control unit MCU module is for sending control information to charge control module, and controls charging voltage and current Acquisition module gathers data;Charge data is turned RS485 communication module by RS232 and passes to by main control unit MCU module again Position machine, it is achieved that final data monitoring.
Described main control MCU module also undertakes the function controlling cooling system module, enclosed mass acquisition module temperature, controls heat radiation Starting fan and stopping, the functions such as detection temperature sensor is the most normal.
Described charge control module includes switch triode and switch metal-oxide-semiconductor.Main control unit MCU module receives host computer After the control command of monitoring system, being driven the switch of switch metal-oxide-semiconductor by switch triode, control charging voltage connects through and off Open.
Described sub-control unit MCU module is set up serial communication by photoisolator with main control unit MCU module and is connected, and uses In receiving the order sent from the host computer of main control unit MCU forwarding, sub-control unit MCU module is for filling control module soon Send control information with control of discharge module, and control discharge voltage current acquisition modules acquiring data;Son control unit MCU module Data discharge voltage current acquisition module collected pass to main control unit MCU module, master control list by photoisolator Discharge data is turned RS485 communication module by RS232 and passes to host computer by unit's MCU module again, it is achieved that ipc monitor system The monitoring and control of system.
Described charging voltage and current acquisition module, for gathering the voltage and current data in charging process.Charging voltage Access bleeder circuit, through dividing potential drop laggard enter main control unit MCU module ADC modular converter carry out data acquisition;Charging current Then through overcurrent signal sample resistance, it is thus achieved that access current signal amplifier circuit after current signal, be amplified into through signal The ADC modular converter of main control unit MCU module carries out data acquisition.
Described control of discharge module, by voltage comparator, power MOS pipe, current collection circuit is constituted.Its operation principle For, control signal is input to the in-phase end of voltage comparator, the end of oppisite phase of current signal input voltage comparator, sub-control unit MCU module gathers the electric current through power MOS pipe, according to the size of current signal, the size of regulation control signal, control signal After over-voltage comparator, output a control signal to power MOS pipe grid with current signal, reach to control size of current and constant current Effect.
Described discharge voltage current detection module includes voltage branch circuit, current sampling circuit.Its operation principle is, produces Product voltage accesses bleeder circuit, and the ADC converting unit being input to sub-control unit MCU module after dividing potential drop carries out voltage acquisition;Stream Sample circuit is included in the path that discharge current flows through the sample resistance of series connection, and this sample resistance obtains current signal, then Amplifying circuit accesses the ADC modular converter of son control unit MCU module after the current signal of acquisition is carried out signal amplification is carried out The collection of current signal.
Described control module of filling soon includes filling control voltage signal generation circuit soon, fills communication protocol soon for support QC2.0, QC3.0 or MTK.Its operation principle is according to filling communication protocol such as QC2.0 soon by sub-control unit MCU module controller, QC3.0, MTK etc., driving is filled control signal generation circuit evolving soon and is filled signal of communication soon, and then control fast charger, fills soon Portable power source realizes boosting or blood pressure lowering, and then realizes filling test soon and filling aging soon.
Described serial communication module is turned RS485 communication by a road independent power supply, RS485 communication drive circuit, RS232 Module forms.Major function is to realize Monitor Computer Control System and the main control unit MCU module on aging testing system of the present invention Communication between controller, it is achieved order issues function and data upload function.
Communication connection is set up by photoisolator between described main control unit MCU module and son control module MCU module, it is achieved Electrical isolation.Its main task undertaken is to be passed to main by sub-control unit MCU module by the various service datas in work Control unit MCU module, and receive the control command of main control unit MCU module and complete corresponding task by order.
Described address toggle switch determines each by address toggle switch in the equipment integrated in a large amount of modules The address of module self, facilitates Monitor Computer Control System batch accurately to determine each height to be monitored when monitoring each submodule Module.
Cooling system is made up of temperature sensor, aluminium alloy heat radiator, small-sized fans.Main control MCU passes through temperature sensor Acquisition module operating temperature, reaches the purpose of heat radiation by aluminium alloy heat radiator plus the switch controlling fan.
Beneficial effects of the present invention:
1, the invention provides fill soon class charger and fill soon the emerging power source products such as class portable power source intelligent test and Aging, take into account common charge type product and the test of common portable power source and aging simultaneously.I.e. the invention provides charging soon Device, fills class portable power source soon, and universal charger and a compatible solution of General Mobile power supply.
2, intelligence degree of the present invention is high, it is achieved that charging voltage and charging current, discharge voltage, the data of discharge current Gather, carry out statistical analysis for designer.
3, simultaneously because use intelligent Monitor Computer Control System, carry out discharging and charging measurement automatically, charge and discharge Conversion between test, the parameters that self-timing preserves in test is consulted and statistical analysis for tester.It is greatly improved Test aging efficiency and convenience, improve production efficiency, operator are freed from loaded down with trivial details test job.
4, this device unit cost is significantly less than the special test equipments such as special electronic load meter, is suitable for bulk purchase and criticizes Amount uses.It is greatly improved plant produced efficiency and saves equipment cost and human cost.
5, have employed electrical isolation between charging module of the present invention and discharge module, product charging inlet and electric discharge interface can It is simultaneously connected between this device charging measurement and discharge test unaffected.
Accompanying drawing explanation
Fig. 1 is the theory diagram filling series products aging testing system soon of a kind of highly compatible of the present invention.
Fig. 2 is STM8S003F3 control chip structure chart.
Fig. 3 is the bleeder circuit schematic diagram in embodiment.
Fig. 4 is the constant-current circuit schematic diagram in embodiment.
Fig. 5 show a kind of device schematic diagram applying the compatible strong aging testing system of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, this device structure in a particular embodiment and working method are described, and this dress is discussed in detail The operation principle put.It should be noted that embodiment introduced below is that this device a kind of typical case in actual use implements Example.Staff principle based on this device can realize numerous other embodiments completely.
According to Fig. 1, the series products aging testing system that fills soon of a kind of highly compatible of the present invention includes: electrical network is powered mould Block, Monitor Computer Control System, main control unit MCU module, charge control module, charging voltage and current acquisition module, fill control soon Module, sub-control unit MCU module, control of discharge module, discharge voltage current acquisition module, RS232 turn RS485 communication module, Address toggle switch, cooling system.
Main control unit MCU module is electrically connected with electrical network supply module through power supply adaptor, and electrical network supply module provides Alternating voltage be converted into DC voltage through power supply adaptor, supply main control unit MCU module;Charge control module, charging It is electrically connected in series with main control unit MCU module after voltage x current acquisition module parallel connection, charge control module, charging voltage and current Acquisition module is electrically connected with test product by the charging inlet arranged;
Monitor Computer Control System electrical connection electrical network supply module, turns RS485 communication module and main control unit by RS232 simultaneously MCU module is set up serial communication and is connected.
Son control unit MCU module is electrically connected with electrical network supply module through power supply adaptor, the unit MCU mould of son control simultaneously Block is set up serial communication by photoisolator with main control unit MCU module and is connected, fill soon control module, control of discharge module, It is electrically connected in series with sub-control unit MCU module after discharge voltage current acquisition wired in parallel, fills control module soon by filling soon Interface is connected with test product, and control of discharge module, discharge voltage current acquisition module are by electric discharge interface and test product electricity Property connect.
Described electrical network supply module, it is provided that alternating voltage, the alternating voltage that electrical network supply module provides is through power adaptation DC voltage is provided for main control unit MCU module and son control unit MCU module after device.
Described Monitor Computer Control System turns RS485 communication transfer interface module by RS232 and sets up string with main control unit MCU module Row communication connection.
Above-mentioned several module mainly coordinates work by main control unit MCU module with son communicating of unit MCU module of control Make, sent communications command coordinated the action of each module by main control unit MCU module and son control unit MCU module.
Described main control unit MCU module is for sending control information to charge control module, and controls charging voltage and current Acquisition module gathers data;Charge data is turned RS485 communication module by RS232 and passes to by main control unit MCU module again Position machine, it is achieved that final data monitoring.
Described main control MCU module also undertakes the function controlling cooling system module, enclosed mass acquisition module temperature, controls heat radiation Starting fan and stopping, the functions such as detection temperature sensor is the most normal.
Described charge control module includes switch triode and switch metal-oxide-semiconductor.Main control unit MCU module receives host computer After the control command of monitoring system, being driven the switch of switch metal-oxide-semiconductor by switch triode, control charging voltage connects through and off Open.Switch metal-oxide-semiconductor is better than the on-off circuit being made up of relay class, there is not relay class on-off circuit and machinery damage easily occurs Bad risk.
Described sub-control unit MCU module is set up serial communication by photoisolator with main control unit MCU module and is connected, and uses In receiving the order sent from the host computer of main control unit MCU forwarding, sub-control unit MCU module is for filling control module soon Send control information with control of discharge module, and control discharge voltage current acquisition modules acquiring data;Son control unit MCU module Data discharge voltage current acquisition module collected pass to main control unit MCU module, master control list by photoisolator Discharge data is turned RS485 communication module by RS232 and passes to host computer by unit's MCU module again, it is achieved that ipc monitor system The monitoring and control of system.
Described charging voltage and current acquisition module, for gathering the voltage and current data in charging process.Charging voltage Access bleeder circuit, through dividing potential drop laggard enter main control unit MCU module ADC modular converter carry out data acquisition;Charging current Then through overcurrent signal sample resistance, it is thus achieved that access current signal amplifier circuit after current signal, be amplified into through signal The ADC modular converter of main control unit MCU module carries out data acquisition.
Described control of discharge module, by voltage comparator, power MOS pipe, current collection circuit is constituted.Its operation principle For, control signal is input to the in-phase end of voltage comparator, the end of oppisite phase of current signal input voltage comparator, sub-control unit MCU module gathers the electric current through power MOS pipe, according to the size of current signal, the size of regulation control signal, control signal After over-voltage comparator, output a control signal to power MOS pipe grid with current signal, reach to control size of current and constant current Effect.
Described discharge voltage current detection module is made up of voltage branch circuit, current sampling circuit.Its operation principle is, Product voltage accesses bleeder circuit, and the ADC converting unit being input to sub-control unit MCU module after dividing potential drop carries out voltage acquisition; The paths connected in series sample resistance flowed through at product discharge current obtains current signal, then current signal is accessed amplifying circuit and enters Row signal accesses the sub ADC modular converter controlling unit MCU module and carries out the collection of current signal after amplifying.
Described fill soon control module by fill soon control voltage signal generation circuit constitute.Its operation principle is to be controlled unit by son MCU module controller is according to filling communication protocol such as QC2.0 soon, and QC3.0, MTK etc., driving is filled control signal soon and produced circuit evolving Filling signal of communication soon, and then the magnitude of voltage controlling fast charger respectively reaches 0V, 0.6V, 3.3V, fast charging type portable power source realizes Boosting or blood pressure lowering, and then realize filling test soon and filling aging soon.
QC2.0, QC3.0 fill control signal soon and produce circuit and include STM8S003F3 control chip as shown in Figure 2 and such as Bleeder circuit shown in Fig. 3, PD4 pin and the PD5 pin of described STM8S003F3 control chip electrically connect with bleeder circuit, have Body ground: PD4 and the PD5 pin of STM8S003F3 control chip is respectively through being connected to audion Q107 after resistance R136, R137 With the base stage of audion Q108, the colelctor electrode D-CH1 of audion Q107 is connected to charging load;Audion Q107 and audion The grounded emitter of Q108, is connected to the audion of parallel connection simultaneously after emitter stage series resistance R140 of audion Q108 and R139 The colelctor electrode of Q107 and resistance R138.
The PA3 pin of STM8S003F3 control chip and CH2 pin are respectively through being connected to audion after R141 and R142 Q109 and the base stage of audion Q110, the colelctor electrode D+CH1 of audion Q109 is connected to charging load;Audion Q109 and three poles The grounded emitter of pipe Q110, is connected to three poles of parallel connection simultaneously after emitter stage series resistance R145 of audion Q110 and R144 The colelctor electrode of pipe Q109 and resistance R143.
The resistance value of described R136 be the resistance value that resistance value is 4.7k, R140 of 4.7k, R137 be 13.6k, R139's Resistance value be the resistance value of 1k, R138 be 7.5k.
The resistance value of described R141 be the resistance value that resistance value is 4.7k, R145 of 4.7k, R142 be 13.6k, R144's Resistance value be the resistance value of 1k, R143 be 7.5k.
QC2.0, QC3.0 fill the operation principle of control module soon: STM8S003F3 control chip controls Q107, Q108Q109, Q110, can produce 0V, 0.6V, 3.3V voltage on D-CH1 and D+CH1 respectively.Control chip internal processes is pressed The communication protocol of QC2.0 and QC3.0 controls these change in voltage and i.e. realizes filling function soon.
Wherein, D1-CH1 exports high level, and Q107 will turn on, and D-CH1 will export 0V;D1-CH1 output low level, D2- CH1 exports high level, and D-CH1 will export 0.6V;D1-CH1 output low level, D2-CH1 output low level, D-CH1 will export 3.3V;
D1+CH1 exports high level, and D+CH1 will export 0V;D1+CH1 output low level, D2+CH1 exports high level, and D+CH1 will Output 0.6V;D1+CH1 output low level, D2+CH1 output low level, D+CH1 will export 3.3V;
As long as these level are exported to be formed by the protocol requirement of QC2.0 or QC3.0 fills order soon, so that it may make to fill product work soon and exist Fill state soon.
MTK fills control circuit soon and includes STM8S003F3 control chip as shown in Figure 2 and Constant Electric Current as shown in Figure 4 Road, controls the electric current of constant-current circuit by STM8S003F3 control chip and changes by MTK technical protocol and then realize MTK and fill merit soon Energy.Specifically, PWM-A signal is that a size can be by the voltage control signal of sub-control unit MCU module regulation, metal-oxide-semiconductor On electric current can strengthen along with the increasing of PWM-A signal, and current signal is connected to sub-control unit MCU mould by FDI-CHI Block, sub-control unit MCU module carries out data acquisition and then enables sub-control unit MCU module to learn the size of electric current in real time.Son Control unit MCU module is first from 0 voltage control signal being gradually increased PWM-A, until producing the electric current of 500mA on metal-oxide-semiconductor Q101, The size of PWM-A control signal now is recorded, it is assumed that for xV voltage.Then, sub-control unit MCU module controls PWM- A switches between two kinds of voltages of 0V and xV, it is possible to producing the current signal of height change on metal-oxide-semiconductor, high current signal is 500mA, low current is 0mA.As long as the current signal of this height change changes according to MTK agreement, it is possible to produce MTK and fill soon Control command, makes MTK series products be operated in fast mold filling formula.
The ageing tester that a kind of compatibility of the present invention is strong in sum, energy compatibility is multiple fills technical protocol such as soon QC2.0, QC3.0, MTK, the suitability is higher.
Described serial communication module is turned RS485 communication by a road independent power supply, RS485 communication drive circuit, RS232 Module forms.Major function is the main control unit MCU controller realizing Monitor Computer Control System with aging testing system of the present invention Between communication, it is achieved order issue function and data upload function.
Communication connection is set up by photoisolator between described main control unit MCU module and son control module MCU module, it is achieved Electrical isolation.The main task that photoisolator is undertaken is by sub-control unit MCU module by the various service datas in work Pass to main control unit MCU module, and receive the control command of main control unit MCU module and complete corresponding task by order.
The ageing tester that a kind of compatibility of the present invention is strong, charging module and discharge module are electrically isolated completely to, so There is higher adaptability, go for overwhelming majority portable power source.
Described address toggle switch determines each by address toggle switch in the equipment integrated in a large amount of modules The address of module self, facilitates Monitor Computer Control System batch accurately to determine each height to be monitored when monitoring each submodule Module.
Cooling system is made up of temperature sensor, aluminium alloy heat radiator, small-sized fans.Main control MCU passes through temperature sensor Acquisition module operating temperature, reaches the purpose of heat radiation by aluminium alloy heat radiator plus the switch controlling fan.
Accompanying drawing 5 show a kind of apparatus structure schematic diagram applying the compatible strong aging testing system of the present invention.Attached In Fig. 5, electrical network supply module provides AC running voltage to Monitor Computer Control System.Electrical network supply module is also by control unit MCU Module provides AC to power to tested product.Control unit MCU module includes that setting up serial communication by photoisolator connects Main control unit MCU module and son control unit MCU module.
Control unit MCU module can switch between different AC voltage, and control unit MCU module includes a PLC control Making sheet and a set of voltage transformer system, PLC panel is with communication function, and it can receive the control command of upper computer control system, Then go to control transformator and be switched to the AC voltage specified by control command, it is provided that to the AC electricity of tested product difference demand Pressure, and switching on and off of AC voltage can be controlled, provide shock-testing function to tested product.
Exchange i.e. AC voltage is converted to direct current i.e. D/C voltage by power supply adaptor module by electrical network supply module, is filled soon Test device 1 provides direct-current working volts to filling test device N soon.Described each fast charging device include charge control module, Charging voltage and current acquisition module, fill control module, control of discharge module, discharge voltage current acquisition module soon.
Monitor Computer Control System then by RS485 serial pass through bus with fill test device 1 soon to fill soon test device N with And the foundation communication connection of control unit MCU module system, it is achieved issuing of order and uploading of data.
Fill test device 1 soon to pass through charging inlet, electric discharge interface to fast charging device N, fill interface with tested product even soon Connect, under the control of Monitor Computer Control System, tested product is carried out constant-voltage charge test, constant-current discharge test and fills merit soon Can test.
Each test data are read back into fast charging device N wheel scan flow by Monitor Computer Control System from filling test device 1 soon Monitor Computer Control System, and each is tested data such as charging voltage, charging current, discharge voltage, discharge current, charging is held Amount, discharge capacity, conversion efficiency etc. is shown to user by human-computer interaction interface after processing, check for user and, and lead to Crossing the running status of different colours display product, as red display product work is abnormal, green display product work is normal, Lycoperdon polymorphum Vitt Communication state displaying is abnormal, user can the duty of hundreds of products of very clear monitoring position rapidly abnormal products, It is the most convenient to use.
Monitor Computer Control System controls son control unit MCU module, sub-control unit MCU module also by serial communication bus Then control warning system and heating exhaust system.Warning system mainly realizes product abnormal alarm, has tested warning, overtemperature Report to the police, the warning function such as smog alarm, facilitate user's monitoring to equipment working state, also improve device security.Add hot type Wind system is mainly by temperature sensor, heat-generating pipe, the composition such as exhaust blower and exhaust duct, temperature detecting module detection product work Ambient temperature, coordinate heating and exhaust system, carry out the high temperature test of product, low-temperature test etc., detection product is comparing evil Functional reliability under bad environment.
Last it should be noted that, above example is only in order to illustrate technical scheme, rather than the present invention is protected model The restriction enclosed, although having made to explain to the present invention with reference to preferred embodiment, those of ordinary skill in the art should manage Solve, technical scheme can be modified or equivalent, without deviating from technical solution of the present invention essence and Scope.

Claims (10)

1. a highly compatible fill series products aging testing system soon, it is characterised in that: include electrical network supply module, master control list Unit's MCU module, charge control module, charging voltage and current acquisition module, fill control module, sub-control unit MCU module soon;
Main control unit MCU module is electrically connected with electrical network supply module through power supply adaptor, charge control module, charging voltage It is electrically connected in series with main control unit MCU module after current acquisition wired in parallel, charge control module, charging voltage and current collection Module is electrically connected with test product by the charging inlet arranged;Son control unit MCU module is through power supply adaptor and electrical network Supply module electric connection, it is logical that the unit MCU module of son control simultaneously sets up serial by photoisolator and main control unit MCU module Letter connects, and fills control module soon and is electrically connected in series with son control unit MCU module, fills control module soon by filling interface and quilt soon Survey product is electrically connected with.
A kind of highly compatible the most according to claim 1 fill series products aging testing system soon, it is characterised in that: described Aging testing system also includes control of discharge module, discharge voltage current acquisition module, described electric control module, discharge voltage electricity Stream acquisition module is electrically connected in series with son control unit MCU module after being connected in parallel, meanwhile, and control of discharge module, discharge voltage Current acquisition module is electrically connected with test product by electric discharge interface.
A kind of highly compatible the most according to claim 1 fill series products aging testing system soon, it is characterised in that: described Charge control module includes switch triode and switch metal-oxide-semiconductor, and charge control module drives switch metal-oxide-semiconductor by switch triode On an off, control charging voltage connecting and disconnecting.
A kind of highly compatible the most according to claim 2 fill series products aging testing system soon, it is characterised in that: described Control of discharge module includes that voltage comparator and power MOS pipe, the control signal of sub-control unit MCU module are input to voltage ratio relatively The in-phase end of device, the end of oppisite phase of current signal input voltage comparator, sub-control unit MCU module gathers through power MOS pipe Electric current, control signal and current signal output a control signal to power MOS pipe grid after over-voltage comparator.
A kind of highly compatible the most according to claim 2 fill series products aging testing system soon, it is characterised in that: electric discharge Measure voltage & current module includes voltage branch circuit, current sampling circuit and amplifying circuit, and product voltage accesses voltage Circuit, is input to sub-control unit MCU module after dividing potential drop and carries out voltage acquisition;Current sampling circuit is included in discharge current and flows through Path in series connection sample resistance;Amplifying circuit accesses son control unit MCU mould after current signal carries out signal amplification The ADC modular converter of block carries out the collection of current signal.
A kind of highly compatible the most according to claim 1 fill series products aging testing system soon, it is characterised in that: described Fill control module soon to include filling control voltage signal generation circuit soon, for support fill soon communication protocol QC2.0, QC3.0 or MTK。
A kind of highly compatible the most according to claim 6 fill series products aging testing system soon, it is characterised in that: support The control voltage signal generation circuit that fills soon of QC2.0, QC3.0 agreement includes control chip and bleeder circuit, and control chip is used for Control bleeder circuit and produce the voltage of 0V, 0.6V, 3.3V respectively.
A kind of highly compatible the most according to claim 6 fill series products aging testing system soon, it is characterised in that: support The control voltage signal generation circuit that fills soon of MTK agreement includes control chip and constant-current circuit, and control chip is used for controlling constant current Circuit produces the electric current of 0mA, 500mA respectively.
A kind of highly compatible the most according to claim 1 fill series products aging testing system soon, it is characterised in that: described Charging inlet and electric discharge interface quantity are multiple.
A kind of highly compatible the most according to claim 1 fill series products aging testing system soon, it is characterised in that: old Changing test system and also include that Monitor Computer Control System and RS232 turn RS485 communication module, described Monitor Computer Control System electrically connects Electrical network supply module, turns RS485 communication module by RS232 simultaneously and sets up serial communication with main control unit MCU module and electrically connect Connect.
CN201610802520.3A 2016-09-05 2016-09-05 A kind of fast charge class Testing System of Product Aging of highly compatible Active CN106125013B (en)

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CN111426961A (en) * 2020-03-19 2020-07-17 昆山宣创电子有限公司 Method for testing fast charge and discharge performance of mobile power supply
CN111722141A (en) * 2020-06-30 2020-09-29 深圳市华美兴泰科技股份有限公司 Programmable charge-discharge tester with quick charge protocol

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CN111722141A (en) * 2020-06-30 2020-09-29 深圳市华美兴泰科技股份有限公司 Programmable charge-discharge tester with quick charge protocol

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