CN110095730A - Battery performance detection and assessment device during a kind of new-energy automobile Second-hand Vehicle Transaction - Google Patents
Battery performance detection and assessment device during a kind of new-energy automobile Second-hand Vehicle Transaction Download PDFInfo
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- CN110095730A CN110095730A CN201910322229.XA CN201910322229A CN110095730A CN 110095730 A CN110095730 A CN 110095730A CN 201910322229 A CN201910322229 A CN 201910322229A CN 110095730 A CN110095730 A CN 110095730A
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- 238000001514 detection method Methods 0.000 title claims abstract description 75
- 238000006243 chemical reaction Methods 0.000 claims abstract description 28
- 238000005070 sampling Methods 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 16
- 238000013016 damping Methods 0.000 claims abstract description 15
- 230000008569 process Effects 0.000 claims abstract description 13
- 238000005259 measurement Methods 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 4
- 230000015556 catabolic process Effects 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 238000005476 soldering Methods 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 22
- 230000000007 visual effect Effects 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 description 6
- 238000011156 evaluation Methods 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/392—Determining battery ageing or deterioration, e.g. state of health
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
- Tests Of Electric Status Of Batteries (AREA)
Abstract
The invention discloses battery performance detections during a kind of new-energy automobile Second-hand Vehicle Transaction and assessment device, including detecting shell, the detection inner casing and battery being socketed in detection shell, the display screen for showing detection data and assessing data is connected on the side wall of the detection shell, movable button is installed on detection shell below display screen, the outside of button is cased with the first spring to connect with detection inner casing, detect fixing circuit board on the outer wall of inner casing, it will test and increase damping between shell and detection inner casing, protection is internal, to battery during carrying out charge and discharge, the data that current sampling module and voltage sample module will test are transmitted to signal conversion module, the analog-to-digital conversion of signal conversion module progress data, the process of test and result data are converted into visual information and send display screen to, test result into Row assessment, the battery parameters completely new with same model compare, and show on a display screen.
Description
Technical field
The present invention relates to a kind of battery detection equipment, in particular to electricity during a kind of new-energy automobile Second-hand Vehicle Transaction
Pond performance detection and assessment device.
Background technique
Existing battery performance detection machine, mainly for detection of overcurrent, voltage, capacity, internal resistance, charging, discharge temp,
Battery cycle life is able to satisfy each producer and detects to the production of high, medium and low battery.New energy car battery is a requirement
High-quality, the product of high safety, consumer often do not know the performance of battery when in use, lead to the work of battery when in use
Dreamboat is often not achieved in efficiency, sometimes even blindly using the generation that can also cause battery explosion event, life safety
Will receive damage, thus the performance of electrolytic cell be also it is vital, battery performance detects battery in second-hand new-energy automobile
Performance.
There are certain drawbacks in existing detection machine, power consumption is more serious when in use, and cruising ability difference is compared to poor, no
Have a function of shatter-resistant, when unexpected situation occurs, is easy to drop detection machine, influences the normal use in work, it cannot handle in time
Data detected are printed and are saved.
The non-isolated direct sampling of sampling resistor working method is detected, when high current works, element self-temperature is increased, and is caused
Error varies with temperature and changes, and present equipment is controlled using unit piece, and no check and evaluation function needs professional to pass through number
Make artificial assessment according to analysis to be not suitable for, accurate assessment can not be provided.
Summary of the invention
Invention be designed to provide a kind of new-energy automobile Second-hand Vehicle Transaction during battery performance detection filled with assessment
It sets, has the advantages that damping, evaluation function, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme: during a kind of new-energy automobile Second-hand Vehicle Transaction
Battery performance detection and assessment device, including detection shell, the detection inner casing and battery that are socketed in detection shell, the inspection
It surveys and is connected on the side wall of shell for showing detection data and assessing the display screen of data, the detection shell below display screen
On movable button is installed, the outside of button is cased with the first spring to connect with detection inner casing, detects solid on the outer wall of inner casing
Determine circuit board, level change occurs for the contact on circuit board and button contacts;
The detection shell and the gap location detected between inner casing install damping at equal intervals, and damping includes elastic rubber
Blob of viscose and second spring, elastic block rubber and second spring are connected with detection shell and the opposite outer wall of detection inner casing side by side
It connects;
The partition of the compartment is horizontally installed in the middle part of the detection inner casing, the inside for detecting inner casing is divided into monitor station under
Monitor station is hung with cell terminal at the top of upper monitor station, is hung with temperature sensor at the top of lower monitor station;
The battery is placed in monitor station or lower monitor station, and the top both ends of battery, which are connected with, to connect with internal cell piece
Junction block, the side wall of battery are connected with the temperature detection cylinder for extending to cell piece gap location, and temperature sensor is inserted into temperature detection
Internal temperature of battery is detected in cylinder, cell terminal is inserted into junction block, detects voltage, internal resistance, appearance in battery charge and discharge process
Amount, internal pressure, self-discharge rate data.
Further, soldering has rectification module, filter module, charge and discharge protecting module, discharge load, electric current on circuit board
Sampling module, voltage sample module, signal conversion module and processor;
Wherein, the output end of rectification module connects with filter module, and the output end of filter module connects with battery, the input of battery
End connects with charge and discharge protecting module, and output end and temperature sensor, discharge load, current sampling module and the voltage of battery are adopted
Egf block connects, and the output end of temperature sensor, current sampling module and voltage sample module connects with signal conversion module, letter
The output end of number conversion module connects with processor, and the output end and display screen of processor connect;
The rectification module is used for the alternating current for providing Alternating Current Unit, is transformed into 48V 24V direct current electricity output;
The filter module is obtained for effectively filtering out to the frequency other than the frequency point or the frequency point of specific frequency in power supply
The power supply signal of frequency is complied with standard to one, stable electric current charges;
The charge and discharge protecting module is used for during charge and discharge, flows through the high-power FET of each control of discharge
Electric current it is almost the same, the electric current for flowing through the high-power FET of each charge control is also almost the same, avoids because of a large amount of electricity
Stream is flowed through and breakdown is burnt;
The discharge load is for obtaining motor, engine of electric current etc. in discharge process;
The current sampling module is used for the data acquisition module of real-time measurement battery electric current during charge or discharge,
The isolation and sensing of signal are realized using high-accuracy current transformer;
The voltage sample module is used for the data acquisition module of real-time measurement battery voltage during charge or discharge;
The signal conversion module is used for current sampling module voltage sample module information, and carries out signal level conversion, so
Transformation result is transmitted to processor afterwards and carries out program processing.
Further, button input changes the voltage value of rectification module.
Further, circuit board is additionally provided with contrast module, the battery of detection with the completely new battery parameters of model into
Row comparison, and show on a display screen.
Compared with prior art, the beneficial effects of the present invention are:
During this new-energy automobile Second-hand Vehicle Transaction battery performance detection with assessment device, will test shell and detection inner casing it
Between increase damping, when outside is shaken, damping absorbs the impact force of vibration, and protection is internal, exists to battery
During carrying out charge and discharge, detection mode is simple, the data transmission that current sampling module and voltage sample module will test
To signal conversion module, signal conversion module carries out the analog-to-digital conversion of data, and the process of test and result data are converted to can
Visual information sends display screen to, at this point, operator, can monitor entire test process and test result by display screen, surveys
Test result is assessed, and the battery parameters completely new with same model compare, and show on a display screen.
Detailed description of the invention
Fig. 1 is whole Facad structure figure of the invention;
Fig. 2 is detection device internal structure chart of the invention;
Fig. 3 is battery structure figure of the invention;
Fig. 4 is module connection figure of the invention.
In figure: 1, detecting shell;11, display screen;12, button;121, the first spring;2, inner casing is detected;21, circuit board;
211, rectification module;212, filter module;213, charge and discharge protecting module;214, discharge load;215, current sampling module;
216, voltage sample module;217, signal conversion module;218, processor;22, partition;23, upper monitor station;231, battery wire
Column;24, lower monitor station;241, temperature sensor;3, battery;31, junction block;32, temperature detection cylinder;4, damping;41, bullet
Property rubber block;42, second spring.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, battery performance detection and assessment device, including inspection during a kind of new-energy automobile Second-hand Vehicle Transaction
The detection inner casing 2 and battery 3 surveying shell 1, being socketed in detection shell 1, detect and are connected on the side wall of shell 1 for showing
Detection data and the display screen 11 for assessing data are equipped with movable button 12 on the detection shell 1 of the lower section of display screen 11, press
Button 12 can be used to control device and be turned on or off, and control output voltage size etc., the outside of button 12 be cased with
The first spring 121 for connecting of detection inner casing 2 detects fixing circuit board 21 on the outer wall of inner casing 2, the contact on circuit board 21 with press
Level change occurs for the contact of button 12.
Referring to Fig. 2, detection shell 1 and the gap location detected between inner casing 2 install damping 4, damping at equal intervals
Mechanism 4 includes elastic block rubber 41 and second spring 42, elastic block rubber 41 and second spring 42 side by side with detection shell 1 and inspection
It surveys the opposite outer wall of inner casing 2 to be attached, will test and increase damping between shell 1 and detection inner casing 2, be shaken in outside
When, damping 4 absorbs the impact force of vibration, and protection is internal;The middle part of detection inner casing 2 is horizontally installed with the compartment
Partition 22, detection inner casing 2 inside be divided into monitor station 23 and lower monitor station 24, the top of upper monitor station 23 is hung with battery
Binding post 231, the top of lower monitor station 24 are hung with temperature sensor 241, and cell terminal 231 and temperature sensor 241 are right
Battery carries out the detection in performance.
Referring to Fig. 3, battery 3 is placed in monitor station 23 or lower monitor station 24, carried out not on different monitor stations
Same detection, the top both ends of battery 3 are connected with the junction block 31 to connect with internal cell piece, and the side wall of battery 3, which is connected with, to be prolonged
The temperature detection cylinder 32 of cell piece gap location is extended to, temperature sensor 241 is inserted into 3 inside temperature of detection battery in temperature detection cylinder 32
Degree, cell terminal 231 are inserted into junction block 31, are detected voltage in 3 charge and discharge process of battery, internal resistance, capacity, internal pressure, are put certainly
Electric rate data, detection mode are simple.
Referring to Fig. 4, on circuit board 21 soldering have rectification module 211, filter module 212, charge and discharge protecting module 213,
Discharge load 214, current sampling module 215, voltage sample module 216, signal conversion module 217 and processor 218.
Wherein, the input of button 12 changes the voltage value of rectification module 211, the output end and filter module of rectification module 211
212 connect, and the output end of filter module 212 connects with battery 3, and the input terminal of battery 3 connects with charge and discharge protecting module 213,
The output end of battery 3 and temperature sensor 241,216 phase of discharge load 214, current sampling module 215 and voltage sample module
It connects, output end and 217 phase of signal conversion module of temperature sensor 241, current sampling module 215 and voltage sample module 216
It connects, the output end of signal conversion module 217 connects with processor 218, and the output end and display screen 11 of processor 218 connect, electricity
Road plate 21 is additionally provided with contrast module, and the battery 3 of detection battery 3 parameters completely new with same model compare, and are showing
It is shown on screen 11.
Rectification module 211 is used for the alternating current for providing Alternating Current Unit, is transformed into 48V 24V direct current electricity output.
Filter module 212 is used to effectively filter out the frequency other than the frequency point or the frequency point of specific frequency in power supply,
The power supply signal for complying with standard frequency is obtained, stable electric current charges.
Charge and discharge protecting module 213 is used for during charge and discharge, flows through the high-power field-effect of each control of discharge
The electric current of pipe is almost the same, and the electric current for flowing through the high-power FET of each charge control is also almost the same, avoids because a large amount of
Electric current is flowed through and breakdown is burnt.
Discharge load 214 is for obtaining motor, engine of electric current etc. in discharge process.
Current sampling module 215 is used for the data acquisition module of electric current during charge or discharge of real-time measurement battery 3
Block realizes the isolation and sensing of signal using high-accuracy current transformer.
Voltage sample module 216 is used for the data acquisition module of voltage during charge or discharge of real-time measurement battery 3
Block.
Signal conversion module 217 is used for 215 voltage sample module of current sampling module, 216 information, and carries out signal level
Then transformation result is transmitted to processor 218 and carries out program processing by conversion.
Working principle: to battery 3 during carrying out charge and discharge, current sampling module 215 and voltage sample module 216
The data that will test are transmitted to signal conversion module 217, and signal conversion module 217 carries out the analog-to-digital conversion of data, will test
Process and result data be converted to visual information and send display screen 11 to, at this point, operator, can be supervised by display screen 11
Depending on entire test process and test result, test result is assessed, and battery 3 parameters completely new with same model carry out pair
Than, and shown on display screen 11.
In conclusion battery performance detection is filled with assessment during new-energy automobile Second-hand Vehicle Transaction proposed by the present invention
It sets, will test and increase damping between shell 1 and detection inner casing 2, when outside is shaken, damping 4 is by the impact of vibration
Power is absorbed, and protection is internal, and to battery 3 during carrying out charge and discharge, detection mode is simple, current sampling module 215
The data that will test with voltage sample module 216 are transmitted to signal conversion module 217, and signal conversion module 217 carries out data
Analog-to-digital conversion, the process of test and result data are converted into visual information and send display screen 11 to, at this point, operator,
Entire test process and test result can be monitored by display screen 11, test result is assessed, the completely new electricity with same model
3 parameters of pond compare, and show on display screen 11.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (4)
1. battery performance detection and assessment device during a kind of new-energy automobile Second-hand Vehicle Transaction, which is characterized in that including inspection
It surveys shell (1), be socketed in the detection inner casing (2) and battery (3) detected in shell (1), on the side wall of detection shell (1)
It is connected with for showing detection data and assessing the display screen (11) of data, on the detection shell (1) below display screen (11)
It is equipped with movable button (12), the outside of button (12) is cased with the first spring (121) to connect with detection inner casing (2), detection
Fixing circuit board (21) on the outer wall of inner casing (2), the contact on circuit board (21) is contacted with button (12) occurs level change;
Detection shell (1) and the gap location detected between inner casing (2) install damping (4), damping at equal intervals
It (4) include elastic block rubber (41) and second spring (42), elastic block rubber (41) and second spring (42) are outer with detection side by side
Shell (1) and detection inner casing (2) opposite outer wall are attached;
The partition (22) of the compartment is horizontally installed in the middle part of detection inner casing (2), the inside of detection inner casing (2) is divided into
Monitor station (23) and lower monitor station (24) are hung with cell terminal (231) at the top of upper monitor station (23), lower monitor station (24)
Top be hung with temperature sensor (241);
The battery (3) is placed in monitor station (23) or lower monitor station (24), the top both ends of battery (3) be connected with it is interior
The junction block (31) that portion's cell piece connects, the side wall of battery (3) are connected with the temperature detection cylinder for extending to cell piece gap location
(32), battery (3) internal temperature is detected in temperature sensor (241) insertion temperature detection cylinder (32), cell terminal (231) is inserted
Enter in junction block (31), detects voltage, internal resistance, capacity, internal pressure, self-discharge rate data in battery (3) charge and discharge process.
2. battery performance detection is filled with assessment during a kind of new-energy automobile Second-hand Vehicle Transaction according to claim 1
It sets, it is characterised in that: soldering has rectification module (211), filter module (212), charge and discharge protecting module on circuit board (21)
(213), discharge load (214), current sampling module (215), voltage sample module (216), signal conversion module (217) and place
It manages device (218);
Wherein, the output end of rectification module (211) connects with filter module (212), the output end and battery of filter module (212)
(3) connect, the input terminal of battery (3) connects with charge and discharge protecting module (213), the output end and temperature sensor of battery (3)
(241), discharge load (214), current sampling module (215) and voltage sample module (216) connect, temperature sensor (241),
The output end of current sampling module (215) and voltage sample module (216) connects with signal conversion module (217), signal conversion
The output end of module (217) connects with processor (218), and the output end and display screen (11) of processor (218) connect;
The rectification module (211) is used for the alternating current for providing Alternating Current Unit, is transformed into 48V 24V direct current
Output;
The filter module (212) is for effectively filtering the frequency other than the frequency point or the frequency point of specific frequency in power supply
It removes, obtains the power supply signal for complying with standard frequency, stable electric current charges;
The charge and discharge protecting module (213) is used for during charge and discharge, flows through the high-power field of each control of discharge
The electric current of effect pipe is almost the same, and the electric current for flowing through the high-power FET of each charge control is also almost the same, avoid because
A large amount of electric currents are flowed through and breakdown are burnt;
The discharge load (214) is for obtaining motor, engine of electric current etc. in discharge process;
The current sampling module (215) for real-time measurement battery (3) during charge or discharge electric current data
Acquisition module realizes the isolation and sensing of signal using high-accuracy current transformer;
The voltage sample module (216) for real-time measurement battery (3) during charge or discharge voltage data
Acquisition module;
The signal conversion module (217) is used for current sampling module (215) voltage sample module (216) information, and carries out
Then transformation result is transmitted to processor (218) and carries out program processing by signal level conversion.
3. battery performance detection is filled with assessment during a kind of new-energy automobile Second-hand Vehicle Transaction according to claim 1
It sets, it is characterised in that: button (12) input changes the voltage value of rectification module (211).
4. battery performance detection is filled with assessment during a kind of new-energy automobile Second-hand Vehicle Transaction according to claim 1
Set, it is characterised in that: circuit board (21) is additionally provided with contrast module, the battery (3) of detection with the completely new battery of model (3) items
Parameter compares, and shows on display screen (11).
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CN110095730B CN110095730B (en) | 2024-03-29 |
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Cited By (1)
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CN112433168A (en) * | 2020-11-04 | 2021-03-02 | 湖南银联湘北铜业有限公司 | Waste battery detection device |
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