CN209525398U - A kind of charger aging testing system - Google Patents
A kind of charger aging testing system Download PDFInfo
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- CN209525398U CN209525398U CN201821455164.3U CN201821455164U CN209525398U CN 209525398 U CN209525398 U CN 209525398U CN 201821455164 U CN201821455164 U CN 201821455164U CN 209525398 U CN209525398 U CN 209525398U
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- charger
- voltage
- inverter
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- measured
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Abstract
The utility model discloses a kind of charger aging testing systems, can be by adding the first inverter between charger to be measured and alternating current, and corresponding automatic circuit protective device is added in each module of test macro, while reducing load number using tunable load.It is achieved in and improves the safety of entire charger aging testing system and the technical effect of testing efficiency.
Description
Technical field
The utility model relates to electronic circuit technology fields, more particularly to a kind of charger aging testing system.
Background technique
Currently, as all kinds of electronic and electrical equipments such as electric vehicle, energy storage device, mobile appliance equipment etc. are extensive in explosion type
Using growth, the demand of the charger or charging equipment that use with these coordinative composition of equipments also increases in the high-volume of explosion type therewith
It is long.In order to guarantee preferable electric property and safety that charger has in user's use process, charger product is being flowed to
Burn-in test can be passed through before entering market.
The burn-in test of charger refers to that charger under the ambient conditions such as scheduled temperature, humidity, is in fills for a long time
Electricity condition, and the test of its corresponding working state result is obtained in real time.Prolonged burn-in test can monitor making for charger
Changed with temperature change, working condition variation, electric property, and can be found the problem in time during the test, guarantees final stream
Safety and quality to the charger product in market.
However, the burn-in test of charger is all to be directly accessed alternating current to provide alternating current input, and rely on electric appliance member at present
Part is such as: breaker, fuse, leakage switch protect the safety of AC input.However, these electric elements are not only protected
It is slower to protect response speed, and inputs the adjusting of overvoltage/undervoltage voltage and generally requires manual hand manipulation's adjusting.Alternating current is often adopted simultaneously
With the mode for directly inputting charger to be measured, without any xegregating unit, once occur short circuit charger to be measured will face by
It burns out or the danger of failure；Besides the load during burn-in test is often cement resistor or resistance wire etc., is not only sent out
Hot serious and quantity is more, cumbersome.
As it can be seen that charger to be measured is often directly electrically connected with city during the burn-in test of charger exists in the prior art
It connects, the overvoltage/undervoltage voltage adjusting without efficiently circuit protection system, while in test process needs manual operation, load number
The cumbersome technical problem of multioperation.
Utility model content
The application provides a kind of charger aging testing system, to the old of the charger that solves to exist in the prior art
Change charger to be measured in test process often directly be electrically connected with city, there is no efficiently circuit protection system, while test process
In overvoltage/undervoltage voltage adjusting need manual operation, the cumbersome technical problem of load number multioperation.
On the one hand the application provides a kind of charger aging testing system, comprising:
Charger to be measured；
First inverter is connect with the charger to be measured, to convert the alternating voltage of input according to predetermined manner
It is the charger charging to be measured for the first DC voltage；
Second inverter is connect with the charger to be measured and tunable load, the charger exportable second to be measured
DC voltage is second inverter power supply, and second DC voltage is converted to the second alternating current by second inverter
Pressure is that the tunable load is powered, and actual current of second inverter also to adjust output to the tunable load is big
It is small；
Test data output module is connect, to obtain including electricity with the charger to be measured and second inverter
Flow the ageing parameter of parameter, output voltage parameter, length of testing speech, temperature parameter and state parameter；Wherein, the electric current ginseng
Number is the parameters that characterize the actual current size, the output voltage parameter be characterize second DC voltage voltage it is big
Small parameter, the length of testing speech are the duration that the characterization charger to be measured is continuously in charged state, the temperature parameter
For the parameter for characterizing the current temperature level of the charger to be measured, the state parameter is to characterize the charger burn-in test
The whether in running order parameter of each module device in system.
Optionally, first inverter includes short circuit current protection circuit.
Optionally, first inverter, to provide for the charger to be measured higher than preset voltage value and/or low
In the first DC voltage of scheduled voltage.
Optionally, second inverter includes overvoltage crowbar and/or under-voltage protecting circuit.
Optionally, second inverter further include:
Data transmission blocks, to export the ageing parameter；
The test macro further include:
Terminal processes platform is connect with the data transmission blocks, to receive the ageing parameter, and based on described old
Change the ageing test result that parameter determines the charger to be measured.
Optionally, first inverter further include:
Data reception module is connect with the terminal processes platform, to receive by terminal processes platform sending
Signal is controlled, so that first inverter is the charger to be measured according to predetermined manner corresponding with the control signal
First DC voltage is provided.
Optionally, the test macro further include:
Display unit is connect with the terminal processes platform, to show including first DC voltage, and/or institute
State the parameter of the second DC voltage, and/or the ageing parameter, and/or the ageing test result.
Optionally, second alternating voltage of second inverter to export pure sinusoid waveform.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
The charger aging testing system of the embodiment of the present application can be by adding between charger to be measured and alternating current
One inverter, and corresponding automatic circuit protective device is added in each module of test macro, while reducing using tunable load
Load number.It is achieved in and improves the safety of entire charger aging testing system and the technical effect of testing efficiency.
The embodiment of the present application further includes following technical effect or technical advantage:
Further, second inverter in the embodiment of the present application further includes data transmission blocks, to export
State ageing parameter；And the test macro further includes terminal processes platform, can be determined based on the ageing parameter described to be measured
The ageing test result of charger.The Intelligent Calculation for being achieved in test result obtains, and has and promotes test result accuracy
With the technical effect for improving testing efficiency.
Further, first inverter in the embodiment of the present application further includes data reception module, to receive by
The control signal that the terminal processes platform issues, so that first inverter is according to corresponding pre- with the control signal
If mode provides first DC voltage for the charger to be measured.It is possible thereby to realize distal end intelligence by terminal processes platform
Quick adjust of energyization adjusts the charging voltage of the charger to be measured, therefore also has the skill for further promoting testing efficiency
Art effect.
Detailed description of the invention
Fig. 1 is a kind of structure chart of charger aging testing system provided by the embodiment of the utility model.
Specific embodiment
The application provides a kind of charger aging testing system, to the old of the charger that solves to exist in the prior art
Change charger to be measured in test process often directly be electrically connected with city, there is no efficiently circuit protection system, while test process
In overvoltage/undervoltage voltage adjusting need manual operation, the cumbersome technical problem of load number multioperation.
Technical solution in the embodiment of the present application is in order to solve the above technical problems, general thought is as follows:
The charger aging testing system of the embodiment of the present application can be by adding between charger to be measured and alternating current
One inverter, and corresponding automatic circuit protective device is added in each module of test macro, while reducing using tunable load
Load number.It is achieved in and improves the safety of entire charger aging testing system and the technical effect of testing efficiency.
Technical scheme is described in detail below by attached drawing and specific embodiment, it should be understood that the application
Specific features in embodiment and embodiment are the detailed description to technical scheme, rather than to present techniques
The restriction of scheme, in the absence of conflict, the technical characteristic in the embodiment of the present application and embodiment can be combined with each other.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, indicates that there may be three kinds of passes
System, for example, A and/or B, can indicate: individualism A exists simultaneously A and B, these three situations of individualism B.In addition, herein
Middle character "/" typicallys represent the relationship that forward-backward correlation object is a kind of "or".
Embodiment one
Referring to FIG. 1, the embodiment of the present application one provides a kind of charger aging testing system, comprising:
Charger 101 to be measured；
First inverter 102 is connect with the charger to be measured, and the alternating voltage will input turns according to predetermined manner
Being changed to the first DC voltage is the charger charging to be measured；Certainly, in order to promote the safety of the first inverter, described first
Inverter further includes short circuit current protection circuit.Further, first inverter also can be used as the charger to be measured
It provides and is higher than preset voltage value and/or the first DC voltage lower than scheduled voltage, it is possible thereby to realize to charger to be measured
Over-voltage test and under-voltage test；
Second inverter 103 is connect with the charger to be measured and tunable load 105, and the charger to be measured can be defeated
The second DC voltage is second inverter power supply out, and second DC voltage is converted to second by second inverter
Alternating voltage is tunable load power supply, and second inverter is also to adjust the reality exported to the tunable load
Size of current；Since the charger to be measured can be in overvoltage condition or under-voltage condition during the test, the application is real
Second inverter applied in example further includes overvoltage crowbar and/or under-voltage protecting circuit, thus further promotes this Shen
Please test macro safety.Further, second inverter can be defeated using the SPWM technology of microprocessor control
Second alternating voltage of pure sinusoid waveform out, it is possible thereby to the error during reducing burn-in test.
Test data output module 104 is connect, to be wrapped with the charger to be measured and second inverter
Include the ageing parameter of current parameters, output voltage parameter, length of testing speech, temperature parameter and state parameter；Wherein, the electricity
Flowing parameter is to characterize the parameter of the actual current size, and the output voltage parameter is the electricity for characterizing second DC voltage
The parameter of size is pressed, the length of testing speech is the duration that the characterization charger to be measured is continuously in charged state, the temperature
Parameter is the parameter of the current temperature level of the characterization charger to be measured, and the state parameter is to characterize the charger aging
The whether in running order parameter of each module device in test macro.
Further, second inverter in the embodiment of the present application further includes data transmission blocks, to export
State ageing parameter；And the test macro further includes terminal processes platform, is connect with the data transmission blocks, to receive
Ageing parameter is stated, and determines the ageing test result of the charger to be measured based on the ageing parameter.In practical operation,
The terminal processes platform can determine whether the charger to be measured reaches by some scheduled algorithms or weight exploitation
Criterion of acceptability.The terminal processes platform can be remote server processing system, be also possible to mobile phone, notebook, plate electricity
Brain, cabinet type terminating machine etc. are ok as long as the equipment that automation calculation processing generates corresponding ageing test result can be completed
As the terminal processes platform.The Intelligent Calculation for being achieved in test result obtains, and has and promotes test result accuracy
With the technical effect for improving testing efficiency.
Certainly, first inverter in the embodiment of the present application further includes data reception module, with the terminal processes
Platform connection, to receive by the terminal processes platform issue control signal so that first inverter according to
The corresponding predetermined manner of the control signal provides first DC voltage for the charger to be measured.That is, in reality
In the operating process of border, the intelligentized quick adjusting in distal end can also be realized to the charger to be measured by terminal processes platform
Charging voltage is adjusted.Thus there is the technical effect for further promoting testing efficiency.
In order to promote user experience, the test macro in the embodiment of the present application further includes display unit, with the end
Processing platform connection is held, to show including first DC voltage, and/or second DC voltage, and/or described old
Change the parameter of parameter, and/or the ageing test result.
During actual test, alternating current can access first inverter, and through first inverter at
It converts the charging voltage input charger to be measured for alternating current after reason to charge, so that charger to be measured may be at
Working condition.Voltage can be provided to second inverter after charger to be measured works together, so that described second is inverse
Become device output voltage.In the process, the aging testing system in the embodiment of the present application can change institute according to aging demand
The size of tunable load is stated, to realize the burn-in test of the underloading to charger to be measured, heavy duty.Certainly, this test phase
Testing time it is relatively short, only need to verify whether charger to be measured works normally.Thus it can test and obtain charging to be measured
Whether machine can charge normal the result with normal output voltage under the conditions of alternating current 220AC.Further, when charging to be measured
After the time that machine is in burn-in test state further extends, the first inverter can be switched to emergency rating, that is, cut off
The state of alternating current input can use the voltage of remote control charger output to be measured for high pressure, to carry out alternating current height at this time
Press burn-in test；The voltage of remote control charger output to be measured can also be used for low pressure, to carry out alternating current low pressure aging
Test.Certainly, corresponding Current Voltage temperature can also be obtained by the way that various sensors or Acquisition Circuit are arranged during the test
The data such as degree, can be the ageing parameter, and these ageing parameters are recorded or are sent in the embodiment of the present application
Test result contrast conting is carried out in processing platform, to obtain final ageing test result.
It can be seen that the charger aging testing system of the embodiment of the present application can by charger to be measured and alternating current it
Between add the first inverter, and corresponding automatic circuit protective device is added in each module of test macro, while using adjustable
Load reduces load number.It is achieved in the technology effect of the safety and testing efficiency that improve entire charger aging testing system
Fruit.
The embodiment of the present application further includes following technical effect:
Further, second inverter in the embodiment of the present application further includes data transmission blocks, to export
State ageing parameter；And the test macro further includes terminal processes platform, can be determined based on the ageing parameter described to be measured
The ageing test result of charger.The Intelligent Calculation for being achieved in test result obtains, and has and promotes test result accuracy
With the technical effect for improving testing efficiency.
Further, first inverter in the embodiment of the present application further includes data reception module, to receive by
The control signal that the terminal processes platform issues, so that first inverter is according to corresponding pre- with the control signal
If mode provides first DC voltage for the charger to be measured.It is possible thereby to realize distal end intelligence by terminal processes platform
Quick adjust of energyization adjusts the charging voltage of the charger to be measured, therefore also has the skill for further promoting testing efficiency
Art effect.
Although the preferred embodiment of the application has been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the application range.
Obviously, those skilled in the art can carry out various modification and variations without departing from the essence of the application to the application
Mind and range.In this way, if these modifications and variations of the application belong to the range of the claim of this application and its equivalent technologies
Within, then the application is also intended to include these modifications and variations.
Claims (8)
1. a kind of charger aging testing system characterized by comprising
Charger to be measured；
First inverter is connect with the charger to be measured, the alternating voltage of input is converted to according to predetermined manner
One DC voltage is the charger charging to be measured；
Second inverter is connect with the charger to be measured and tunable load, exportable second direct current of charger to be measured
Voltage is second inverter power supply, and second DC voltage is converted to the second alternating voltage and is by second inverter
The tunable load power supply, and actual current size of second inverter also to adjust output to the tunable load；
Test data output module is connect with the charger to be measured and second inverter, is joined to obtain including electric current
Number, output voltage parameter, length of testing speech, temperature parameter and state parameter ageing parameter；Wherein, the current parameters are
The parameter of the actual current size is characterized, the output voltage parameter is the voltage swing for characterizing second DC voltage
Parameter, the length of testing speech are the duration that the characterization charger to be measured is continuously in charged state, and the temperature parameter is table
The parameter of the current temperature level of the charger to be measured is levied, the state parameter is to characterize the charger aging testing system
In the whether in running order parameter of each module device.
2. test macro as described in claim 1, which is characterized in that first inverter includes short circuit current protection electricity
Road.
3. test macro as described in claim 1, which is characterized in that first inverter, to for the charging to be measured
Machine, which provides, is higher than preset voltage value and/or the first DC voltage lower than scheduled voltage.
4. test macro as claimed in claim 3, which is characterized in that second inverter includes overvoltage crowbar, and/
Or under-voltage protecting circuit.
5. test macro as described in claim 1, which is characterized in that second inverter further include:
Data transmission blocks, to export the ageing parameter；
The test macro further include:
Terminal processes platform is connect with the data transmission blocks, is joined to receive the ageing parameter, and based on the aging
Number determines the ageing test result of the charger to be measured.
6. test macro as claimed in claim 5, which is characterized in that first inverter further include:
Data reception module is connect with the terminal processes platform, to receive the control issued by the terminal processes platform
Signal, so that first inverter is provided according to predetermined manner corresponding with the control signal for the charger to be measured
First DC voltage.
7. test macro as claimed in claim 6, which is characterized in that the test macro further include:
Display unit is connect with the terminal processes platform, to show including first DC voltage, and/or described
The parameter of two DC voltages, and/or the ageing parameter, and/or the ageing test result.
8. test macro as described in claim 1, which is characterized in that second inverter is to export pure sinusoid waveform
Second alternating voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821455164.3U CN209525398U (en) | 2018-09-06 | 2018-09-06 | A kind of charger aging testing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821455164.3U CN209525398U (en) | 2018-09-06 | 2018-09-06 | A kind of charger aging testing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209525398U true CN209525398U (en) | 2019-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821455164.3U Expired - Fee Related CN209525398U (en) | 2018-09-06 | 2018-09-06 | A kind of charger aging testing system |
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| CN (1) | CN209525398U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112769198A (en) * | 2021-03-01 | 2021-05-07 | 湖南常德牌水表制造有限公司 | Method for monitoring real-time dynamic current and voltage |
-
2018
- 2018-09-06 CN CN201821455164.3U patent/CN209525398U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112769198A (en) * | 2021-03-01 | 2021-05-07 | 湖南常德牌水表制造有限公司 | Method for monitoring real-time dynamic current and voltage |
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Granted publication date: 20191022 |