CN108181061A - A kind of new energy car battery packet tests system - Google Patents
A kind of new energy car battery packet tests system Download PDFInfo
- Publication number
- CN108181061A CN108181061A CN201810040187.6A CN201810040187A CN108181061A CN 108181061 A CN108181061 A CN 108181061A CN 201810040187 A CN201810040187 A CN 201810040187A CN 108181061 A CN108181061 A CN 108181061A
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- Prior art keywords
- new energy
- test instrument
- leak test
- energy car
- car battery
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- 238000012360 testing method Methods 0.000 title claims abstract description 67
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 description 8
- 238000001914 filtration Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 241000283086 Equidae Species 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
Abstract
The present invention disclose a kind of new energy car battery packet and tests system, including positive pressure gas tank, leak test instrument, output channel and comparison air accumulator with the capacity such as battery pack；The positive pressure gas tank is connect with the leak test instrument by main road pipeline, and the output channel and the comparison air accumulator are connected on leak test instrument.This invention ensures that the battery pack after manufacture has good air-tightness, the outgoing for avoiding battery pack is queried, and improves user experience.
Description
Technical field
The present invention relates to battery pack detection technique fields, and in particular to a kind of new energy car battery packet tests system.
Background technology
New energy refers to the various energy forms except traditional energy, i.e., just starts to develop and use or actively study
Or need the energy promoted, such as solar energy, geothermal energy, wind energy, ocean energy, biomass energy and nuclear fusion energy.As the whole world is to ring
The increasingly attention of border protection, clean energy vehicle gradually expanded application.At present, clean energy vehicle is used mostly by one
The battery of a big reserves is mounted on automobile, for the energy needed for automobile routine work, and battery can charge after Reusability,
Low-carbon traffic is realized, the energy consumption and exhaust emissions of automobile can be effectively reduced.However, the battery pack on automobile is deposited often
Because air-tightness it is poor, and there is the contaminated phenomenon of the energy in the phenomenon that energy leakage or battery pack, so that electric
The charge or discharge of Chi Bao is not smooth, reduces the service life of battery pack, and the outgoing of battery pack is caused to be queried.
Invention content
In view of the deficienciess of the prior art, the technical problem to be solved in the present invention is to provide a kind of new energy car batteries
Packet test system ensure that the battery pack after manufacture has good air-tightness, avoid the outgoing of battery pack by matter
It doubts, improves user experience.
The present invention provides a kind of new energy car battery packets to test system, including positive pressure gas tank, leak test instrument, output channel
With the comparison air accumulator with the capacity such as battery pack；The positive pressure gas tank is connect with the leak test instrument by main road pipeline, leak test instrument
On be connected with the output channel and the comparison air accumulator.
Preferably, new energy car battery packet test system further includes fast charge branch, and fast charge branch includes bypass line, branch
Road air conditioner unit, pressure sensor and branch shut-off valve, bypass line one end are connect with main road pipeline, bypass line it is another
One end is connect with output channel, and air conditioner unit, pressure sensor and branch shut-off valve are sequentially arranged at the defeated of bypass line
On gas direction.
Preferably, the branch air conditioner unit includes air filter and pressure reducing valve.
Preferably, main road air conditioner unit is installed, main road air conditioner unit includes air on the main road pipeline
Filter and pressure reducing valve.
Preferably, main road shut-off valve is installed on the output channel.
Preferably, new energy car battery packet test system further includes vacuum pump, and vacuum pump passes through connecting pipe and leak test
Instrument connects.
Preferably, new energy car battery packet test system further includes rack, and leak test instrument is mounted in rack, in rack also
Display screen and host are installed, display screen and leak test instrument are electrically connected with host.
Preferably, storage tank, indicator light and the pallet for placing mouse and keyboard in the rack are installed, indicated
Lamp is electrically connected with leak test instrument, and circumferentially uniformly there are four good fortune horse wheels for the bottom of rack.
Preferably, new energy car battery packet test system further includes scanner, and scanner is electrically connected with host.
Beneficial effects of the present invention：
The present invention is connect by output channel with a connector of battery pack to be measured, while to other companies of battery pack
Interface is sealed, and then positive pressure gas tank to mesuring battary packet and compares inflatable body in air accumulator respectively by leak test instrument, treats
After the atmospheric pressure value surveyed in battery pack and comparison air accumulator reaches setting value, positive pressure gas tank stops conveying gas；Leak test instrument can be passed through
Air pressure change in mesuring battary packet and comparison air accumulator is observed, if the air pressure change one in mesuring battary packet and comparison air accumulator
It causes, then shows that the air-tightness of mesuring battary packet is good, belong to qualified products；If the air pressure change of mesuring battary packet is more than comparison
Air pressure change in air accumulator, then showing the air-tightness of mesuring battary packet, there are problems, belong to substandard product；It is by testing
The detection united to battery pack ensure that the battery pack after manufacture has good air-tightness, avoid the outgoing of battery pack
Queried, improve user experience.
Description of the drawings
Fig. 1 is the structure diagram of the present embodiment；
Fig. 2 is the pneumatic flow chart of the present embodiment.
Reference numeral：1- positive pressure gas tanks, 11- main road pipelines, 111- main road air conditioner units, 112- main road shut-off valves,
2- leak test instrument, 3- output channels, 4- comparison air accumulators, 5- fast charge branches, 51- bypass lines, 52- branch air conditioner units,
521- air filters, 522- pressure reducing valves, 53- pressure sensors, 54- branch shut-off valves, 6- vacuum pumps, 7- racks, 71- are shown
Screen, 72- storage tanks, 73- indicator lights, 74- pallets, 75- good fortune horse wheel, 8- scanners
Specific embodiment
The embodiment of technical solution of the present invention is described in detail below in conjunction with attached drawing.Following embodiment is only used for
Clearly illustrate technical scheme of the present invention, therefore be only used as example, and the protection model of the present invention cannot be limited with this
It encloses.
As depicted in figs. 1 and 2, the invention discloses a kind of new energy car battery packets to test system, including positive pressure gas tank
1st, leak test instrument 2, output channel 3 and the comparison air accumulator 4 with the capacity such as battery pack；Positive pressure gas tank 1 passes through main road pipe with leak test instrument 2
Road 11 connects, and output channel 3 and comparison air accumulator 4 are connected on leak test instrument 2.Pass through output channel 3 and battery pack to be measured
One connector connection, while other connectors of battery pack are sealed, then positive pressure gas tank 1 is distinguished by leak test instrument 2
The inflatable body into mesuring battary packet and comparison air accumulator 4 treats that mesuring battary packet and the atmospheric pressure value compared in air accumulator 4 reach setting
After value, positive pressure gas tank 1 stops conveying gas；Air pressure in mesuring battary packet and comparison air accumulator 4 can be observed by leak test instrument 2 to become
Change, if mesuring battary packet is consistent with the air pressure change in comparison air accumulator 4, show that the air-tightness of mesuring battary packet is good,
Belong to qualified products；If the air pressure change of mesuring battary packet is more than the air pressure change in comparison air accumulator 4, show electricity to be measured
There are problems for the air-tightness of Chi Bao, belong to substandard product；By detection of the system of testing to battery pack, ensure that after dispatching from the factory
Battery pack has good air-tightness, and the outgoing for avoiding battery pack is queried, and improves user experience.
New energy car battery packet test system further includes fast charge branch 5, and fast charge branch 5 includes bypass line 51, branch
Air conditioner unit 52, pressure sensor 53 and branch shut-off valve 54,51 one end of bypass line are connect with main road pipeline 11, branch
The other end of pipeline 51 is connect with output channel 3, and air conditioner unit 52, pressure sensor 53 and branch shut-off valve 54 are pacified successively
On the gas transmission direction of bypass line 51.The design of fast charge branch 5 so that, can be around when being inflated to mesuring battary packet
It crosses leak test instrument 2 to be inflated battery pack to be measured, improves the speed inflated to mesuring battary packet, shorten detection time, carry
High working efficiency；Air conditioner unit 52 is convenient for being filtered and depressurizing to the gas in bypass line 51, so as to ensure gas
The cleannes and surge of body, pressure sensor 53 are convenient for the air pressure level in detection branch pipeline 51；Branch shut-off valve 54
Convenient for being opened and closed bypass line 51, primarily directed to the reflux of the gas in mesuring battary packet, when using fast charge branch 5 as electricity to be measured
When Chi Bao is inflated, when the air pressure in mesuring battary packet reaches setting value soon, branch shut-off valve is closed, is passed through using positive pressure gas tank 1
Leak test instrument 2 is inflates in mesuring battary packet, until the air pressure in mesuring battary packet reaches setting value, stopping is inflated, and observation is to be measured
Air pressure change in battery pack, so as to judge the air-tightness of mesuring battary packet.Wherein, branch air conditioner unit 52 includes air
Filter 521 and pressure reducing valve 522, air filter 521 are convenient for filtering out the impurity in gas, ensure the cleannes of gas, keep away
Exempt to pollute the cavity volume of battery pack to be measured；Pressure reducing valve 522 reduces branch convenient for being depressurized to the gas in bypass line 51
The impact of gas in road pipeline 51 to the cavity volume of battery pack to be measured so that the air pressure homogenization in the cavity volume of mesuring battary packet.
Wherein, main road air conditioner unit 111 is installed, main road air conditioner unit 111 includes sky on main road pipeline 11
Air filter and pressure reducing valve.The air filter of main road air conditioner unit 111 is convenient for carrying out the gas in main road pipeline 11
Filtering, ensure that the cleannes of gas in main road pipeline 11, the pressure reducing valve of main road air conditioner unit 111 reduces main road pipeline
The surge of gas in 11.Specifically, main road air conditioner unit 111 is mounted between positive pressure gas tank 1 and fast charge branch 5
On main road pipeline 11, secondary filtration depressurized system thus is formd to fast charge with the air conditioner unit 52 in fast charge branch 5
Being filtered in branch 5；When mainly allowing for mesuring battary packet fast aeration, single air filter and pressure reducing valve pair
The effect of the filtering decompression of gas can decrease, therefore the design of secondary filtration depressurized system here, fully ensure that gas
The cleannes of body and the surge for reducing gas.Main road shut-off valve 112 on output channel 3 is installed, is easy to implement defeated
Go out that gas on pipeline 3 conveys shuts down.Specifically, main road shut-off valve 112 is mounted on defeated between leak test instrument 2 and fast charge branch 5
Go out on pipeline 3, the gas of battery pack to be measured is conveyed convenient for control leak test instrument 2.
In the present embodiment, new energy car battery packet test system further includes vacuum pump 6, and vacuum pump 6 passes through connecting pipe
It is connect with leak test instrument 2.The air-tightness of detection of negative pressure mesuring battary packet is realized using vacuum pump 6, positive pressure gas tank is shut down and treats survey electricity
The gas conveying of Chi Bao, vacuumizes battery pack to be measured by leak test instrument 2 using vacuum pump 6, until in mesuring battary packet
Vacuum degree reach setting value；Then the variation of negative pressure air pressure shown on observation leak test instrument 2, if the variation speed of negative pressure air pressure
Rate is more than the rate of change of the detection negative pressure air pressure of standard, then mesuring battary packet belongs to substandard product；If negative pressure air pressure
Rate of change is consistent with the rate of change of the detection negative pressure air pressure of standard, then mesuring battary packet belongs to qualified products.
In addition, new energy car battery packet test system further includes rack 7, leak test instrument 2 is mounted in rack 7, in rack 7
Display screen 71 and host are also equipped with, display screen 71 and leak test instrument 2 are electrically connected with host.Host is convenient for storage or transfers examination
The test data that instrument 2 detects mesuring battary packet is leaked, display screen 71 is used to show test data.Be equipped in rack 7 storage tank 72,
Indicator light 73 and the pallet 74 for placing mouse and keyboard, indicator light 73 are electrically connected with leak test instrument 2, the bottom week of rack 7
To being evenly distributed with, there are four good fortune horses to take turns 75.For storage tank 72 convenient for storage relative article, indicator light 73 is used to show the working condition of equipment,
Pallet 74 is convenient for placing mouse and keyboard, and mouse and keyboard are convenient for extraction test data and modification relevant parameter.New energy vapour
Vehicle battery pack test system further includes scanner 8, and scanner 8 is electrically connected with host.Scanner 8 is by scanning in mesuring battary packet
On barcode label, the battery pack after test is made to be associated with corresponding test data, can be quickly move through after survey in battery pack
Label corresponding test data is rapidly found in host, checked convenient for people.
Finally it should be noted that：Have been shown and described above the present invention basic principle and main feature and the present invention it is excellent
Point, it is obvious to a person skilled in the art that the present invention is not limited to the details of above-mentioned exemplary embodiment, and without departing substantially from
In the case of the spirit or essential attributes of the present invention, the present invention can be realized in other specific forms.Therefore, no matter from which
From the point of view of point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended claims
Rather than above description limits, it is intended that all changes capsule that will be fallen within the meaning and scope of the equivalent requirements of the claims
It includes within the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (9)
1. a kind of new energy car battery packet tests system, it is characterised in that：Including positive pressure gas tank, leak test instrument, output channel and
With the comparison air accumulator of the capacity such as battery pack；
The positive pressure gas tank is connect with the leak test instrument by main road pipeline, and the output channel and described is connected on leak test instrument
Compare air accumulator.
2. new energy car battery packet according to claim 1 tests system, it is characterised in that：Fast charge branch is further included,
Fast charge branch includes bypass line, branch air conditioner unit, pressure sensor and branch shut-off valve, bypass line one end and master
Road pipeline connection, the other end of bypass line are connect with output channel, air conditioner unit, pressure sensor and branch shut-off valve
It is sequentially arranged on the gas transmission direction of bypass line.
3. new energy car battery packet according to claim 2 tests system, it is characterised in that：The branch air-treatment
Unit includes air filter and pressure reducing valve.
4. new energy car battery packet according to claim 1 tests system, it is characterised in that：Pacify on the main road pipeline
Equipped with main road air conditioner unit, main road air conditioner unit includes air filter and pressure reducing valve.
5. new energy car battery packet according to claim 1 tests system, it is characterised in that：Pacify on the output channel
Equipped with main road shut-off valve.
6. new energy car battery packet according to claim 1 tests system, it is characterised in that：Vacuum pump is further included, very
Sky pump is connect by connecting pipe with leak test instrument.
7. new energy car battery packet according to any one of claims 1 to 6 tests system, it is characterised in that：It further includes
Rack, leak test instrument are mounted in rack, display screen and host are also equipped in rack, display screen and leak test instrument are electrically connected with host
It connects.
8. new energy car battery packet according to claim 7 tests system, it is characterised in that：It is equipped in the rack
Storage tank, indicator light and the pallet for placing mouse and keyboard, indicator light are electrically connected with leak test instrument, and the bottom of rack is circumferential
It is uniformly distributed that there are four good fortune horse wheels.
9. new energy car battery packet according to claim 7 tests system, it is characterised in that：Scanner is further included, is swept
Rifle is retouched to be electrically connected with host.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810040187.6A CN108181061A (en) | 2018-01-16 | 2018-01-16 | A kind of new energy car battery packet tests system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810040187.6A CN108181061A (en) | 2018-01-16 | 2018-01-16 | A kind of new energy car battery packet tests system |
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| Publication Number | Publication Date |
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| CN108181061A true CN108181061A (en) | 2018-06-19 |
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| CN201810040187.6A Pending CN108181061A (en) | 2018-01-16 | 2018-01-16 | A kind of new energy car battery packet tests system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109799043A (en) * | 2019-01-23 | 2019-05-24 | 浙江工业职业技术学院 | A kind of electrical test system and its method |
| CN112393858A (en) * | 2019-08-11 | 2021-02-23 | 苏州智测达新能源技术有限公司 | New energy automobile battery test system |
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