CN108414043A - A kind of test device and its test method of Soft Roll formula lithium ion battery volume - Google Patents
A kind of test device and its test method of Soft Roll formula lithium ion battery volume Download PDFInfo
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- CN108414043A CN108414043A CN201810558491.XA CN201810558491A CN108414043A CN 108414043 A CN108414043 A CN 108414043A CN 201810558491 A CN201810558491 A CN 201810558491A CN 108414043 A CN108414043 A CN 108414043A
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- Prior art keywords
- container
- lithium ion
- ion battery
- soft roll
- test device
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F17/00—Methods or apparatus for determining the capacity of containers or cavities, or the volume of solid bodies
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention belongs to the technical fields of battery, more particularly to a kind of test device of Soft Roll formula lithium ion battery volume, including measuring mechanism (1) and it is inserted in the liquid surface regulator (2) of the measuring mechanism (1), the measuring mechanism (1) includes the metering device (12) for putting the container of liquid (11) and being connected to the container (11), the present invention is using simple in structure and easily disassembled and installation design, battery volume can accurately be measured, it is provided more intuitively for the research of lithium-ion electrolyte, more efficiently data, to improve the efficiency of battery production.In addition, the invention also discloses a kind of test methods of Soft Roll formula lithium ion battery volume test device.
Description
Technical field
The invention belongs to the technical fields of battery, and in particular to a kind of test device of Soft Roll formula lithium ion battery volume and
Its test method.
Background technology
Nowadays, electronic equipment has been already present in the every aspect in people's life, the mobile power being powered for it
Also increasingly extensive use.For polymer soft-package battery as a kind of important mobile power, quality and safety height are straight
Connecing influences the use of electronic equipment.In order to keep polymer soft-package battery quality controllable, need to carry out it before manufacture high gentle
Storage test, to obtain various performance parameters and characteristic.Due to internal chemical reaction etc., battery core is in high temperature storage or uses
Cheng Zhong, volume can change, and when volume change to a certain extent when will produce some potential safety problems.
Battery core variation of volume in storing process is mainly measured by vernier caliper, that is, before high temperature storage
The initial volume of battery core is measured, and measures the volume of battery core again after the high temperature storage that battery core performance may fail.One side
Face, there are prodigious security risks for this measurement method, after high temperature storage process, by manually being carried out using vernier caliper
Cubing may face battery core danger on fire.In addition, Chinese patent literature discloses a kind of soft-package battery cubing
Device (publication number：CN 206488826U), including：Holder, measuring cup and the liquid container that soft-package battery can be put into, liquid container
On be carved with datum line, the catheter that the liquid in liquid container can be poured into measuring cup, catheter and liquid are communicated on liquid container
The catheter inlet bottom of body container junction, measuring cup are placed on weighing apparatus, and hanging wire is provided on holder, is provided on hanging wire
The clip of battery is clamped.Above-mentioned scheme can measure the volume of battery to a certain extent, but this scheme at least there is also
Following defect：First, complicated and not easy to remove and installation, second, the volume of the only finite region of battery of measurement
Variation, and can not accurately measure the volume of battery.
Invention content
It is an object of the present invention to：In view of the deficiencies of the prior art, a kind of Soft Roll formula lithium ion battery volume is provided
Test device, using it is simple in structure and it is easily disassembled and installation design, can accurately measure the volume of battery, be lithium
The research of ion electrolyte provides more intuitive, more efficiently data, to improve the efficiency of battery production.
To achieve the goals above, the present invention adopts the following technical scheme that：
A kind of test device of Soft Roll formula lithium ion battery volume, including measuring mechanism and it is inserted in the measuring mechanism
Liquid surface regulator, the measuring mechanism include the container for putting liquid and the metering device with the reservoir.Add
Enter liquid surface regulator, the liquid level of container can be adjusted according to demand, meanwhile, by metering device and reservoir, make meter
Liquid rises as vessel level declines in amount device, realizes the volume for measuring battery.
As a kind of a kind of improvement of the test device of Soft Roll formula lithium ion battery volume of the present invention, the container
Including cup ontology, be arranged the cup bodies top opening and be removably mounted to the sealing-plug of the opening.Increase sealing
Plug manufactures a closed space in cup ontology, prevents from entering the intrinsic gas leakage of cup, leads to test failure.
As a kind of a kind of improvement of the test device of Soft Roll formula lithium ion battery volume of the present invention, the metering
Device includes gauge line and the graduated scale that is arranged on the gauge line.Increase graduated scale on gauge line, helps to facilitate reading
Number, while data can be made more acurrate effectively.
As a kind of a kind of improvement of the test device of Soft Roll formula lithium ion battery volume of the present invention, the container
On be carved with the datum line being located at the graduated scale minimum value in same horizontal line.Datum line help to ensure that every time test be
It is carried out under identical conditions, improves the reliability of test.
As a kind of a kind of improvement of the test device of Soft Roll formula lithium ion battery volume of the present invention, the container
Volume be more than the gauge line volume.The volume of gauge line is smaller, and it is subtle to help to measure liquid height in container
Variable quantity improves the accuracy of test.
As a kind of a kind of improvement of the test device of Soft Roll formula lithium ion battery volume of the present invention, the measurement
Mechanism is in U-typed structure." u "-shaped mechanism prevents liquid leakage in gauge line, stability of the raising liquid in metering device.
As a kind of a kind of improvement of the test device of Soft Roll formula lithium ion battery volume of the present invention, the measurement
Mechanism is an integral molding structure.Measuring mechanism uses integrated formed structure, contributes to the space for saving device, improves space utilization
Rate.
As a kind of a kind of improvement of the test device of Soft Roll formula lithium ion battery volume of the present invention, the liquid level
The pressurizer that adjusting apparatus includes input pipe, is set to the valve of the input pipe and is connected to the input pipe, the input
The end of pipe is communicated in the container across the sealing-plug.Using valve, the pressure in control container can be facilitated, prevent from pressing
Power is excessive, reduces the reliability of test.
As a kind of a kind of improvement of the test device of Soft Roll formula lithium ion battery volume of the present invention, the pressurization
Device is pulsometer or ear washing bulb.Pulsometer can provide lasting pressurization, without manually controlling, only need opening for control valve
It closes.
The second object of the present invention is to additionally provide a kind of test side of Soft Roll formula lithium ion battery volume test device
Method includes the following steps：
1) datum line is set：Setting and the datum line of metering device minimum value in the same horizontal line on container；
2) liquid is injected：Measuring mechanism is injected liquid into, the height of liquid is made to be aligned with datum line；
3) battery is put into：Battery is put into container, and container is sealed；
4) liquid level is adjusted：The height of container (11) interior liquid is set to maintain datum line by regulating and controlling liquid surface regulator (2)
On；
5) it reads：Read the numerical value of metering device, as battery volume.
In the test method of the present invention, datum line is set in step 1), ensures that test is carried out under identical conditions every time,
The reliability of test is improved, step 3) sealing-plug is fixed on opening, and a closed space is manufactured in cup ontology, prevents from entering
The intrinsic gas leakage of cup causes test failure, the height of step 4) liquid to reach datum line and stop pressurization, prevents pressure mistake
Small, liquid height is higher than datum line, causes measured value too small, while preventing pressure excessive, and liquid height is less than datum line, causes
Measured value is excessive, and the volume of step 5) generation during needing to measure battery storage is tested, then according to above-mentioned steps
The measured value before high temperature storage and the measured value after storage are recorded, the value of their difference is generation during battery storage
Volume.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Wherein：1- measuring mechanisms；2- liquid surface regulators；11- containers；12- metering devices；111- glasss of ontologies；112- is opened
Mouthful；113- sealing-plugs；121- gauge lines；122- graduated scales；21- input pipes；22- valves；23- pressurizers.
Specific implementation mode
Some vocabulary has such as been used to censure specific components in specification and claim.Those skilled in the art answer
It is understood that hardware manufacturer may call the same component with different nouns.This specification and claims are not with name
The difference of title is used as the mode for distinguishing component, but is used as the criterion of differentiation with the difference of component functionally.Such as logical
The "comprising" of piece specification and claim mentioned in is an open language, therefore should be construed to " include but do not limit
In "." substantially " refer in acceptable error range, those skilled in the art can solve technology within a certain error range
Problem basically reaches technique effect.
In the description of the present invention, it is to be understood that, term "upper", "lower", "front", "rear", "left", "right", level "
The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings, be merely for convenience of the description present invention and
Simplify description, does not indicate or imply the indicated device or element must have a particular orientation, with specific azimuth configuration
And operation, therefore be not considered as limiting the invention.
In invention unless specifically defined or limited otherwise, the arts such as term " installation ", " connected ", " connection ", " fixation "
Language shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；Can be machinery
Connection can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary two elements
Internal connection.For the ordinary skill in the art, above-mentioned term can be understood in the present invention as the case may be
In concrete meaning.
Below in conjunction with attached drawing, invention is further described in detail, but not as a limitation of the invention.
Embodiment 1
As shown in Figure 1, a kind of test device of Soft Roll formula lithium ion battery volume, including measuring mechanism 1 and it is inserted in survey
The liquid surface regulator 2 of measuring mechanism 1, measuring mechanism 1 include container 11 for putting liquid and the metering being connected to container 11
Device 12, container 11 is including cup ontology 111, the opening 112 being arranged at the top of cup ontology 111 and is removably mounted to opening 112
Sealing-plug 113, metering device 12 includes gauge line 121 and the graduated scale 122 that is arranged on gauge line 121.Increase sealing-plug
113, a closed space is manufactured in cup ontology 111, prevents from entering the gas leakage in cup ontology 111, test is caused to be lost
Effect increases graduated scale 122 on gauge line 121, helps to facilitate reading, while data can be made more acurrate effectively, and liquid is added
Face adjusting apparatus 2 can adjust the liquid level of container 11 according to demand, meanwhile, metering device 12 is connected to container 11, is made
Liquid rises as 11 liquid level of container declines in metering device 12, realizes the volume for measuring battery.
Preferably, liquid surface regulator 2 include input pipe 21, be set to input pipe 21 valve 22 and with input pipe 21
The end of the pressurizer 23 of connection, input pipe 21 is communicated in container 11 across sealing-plug 113, and pressurizer 23 is pulsometer or washes ear
Ball is carved with the datum line being located at 122 minimum value of graduated scale in same horizontal line on container 11.Pulsometer can provide lasting add
Pressure acts on, and without manually controlling, only needs the folding of control valve 22, improves the convenience of operation.
Preferably, the volume of container 11 is more than the volume of gauge line 121, and measuring mechanism 1 is in U-typed structure, measuring mechanism 1
It is an integral molding structure.The volume of gauge line 121 is smaller, helps to measure the variable quantity that liquid height is subtle in container 11,
The accuracy of test is improved, " u "-shaped mechanism prevents liquid leakage in gauge line 121, stabilization of the raising liquid in metering device 12
Property.
Embodiment 2
A kind of test method of 1 Soft Roll formula lithium ion battery volume test device of embodiment, includes the following steps：
1) datum line is set：In the setting of cup ontology 111 and datum line of 122 minimum value of graduated scale in same level；
2) liquid is injected：Measuring mechanism 1 is injected liquid into, the height of liquid is made to be aligned with datum line；
3) battery is put into：Battery is put into cup ontology 111, and sealing-plug 113 is fixed on opening 112；
4) liquid level is adjusted：Valve 22 is opened, by pressurizer 23, the height of liquid in glass ontology 111 is made to maintain base
Directrix is then shut off valve 22；
5) it reads：Read the numerical value of graduated scale 122, the as volume of battery.
It should be noted that：In the test method of the present invention, datum line is arranged in step 1), ensures that test is same every time
It is carried out under the conditions of one, improves the reliability of test, step 3) sealing-plug 113 is fixed on opening 112, the manufacture in cup ontology 111
One closed space prevents from entering the gas leakage in cup ontology 111, test failure, the height of step 4) liquid is caused to arrive
Stop pressurizeing up to datum line, prevents pressure too small, liquid height is higher than datum line, causes measured value too small, while preventing pressure
Excessive, liquid height is less than datum line, causes measured value excessive, the body of step 5) generation during needing to measure battery storage
Product, is tested according to above-mentioned steps, then records the measured value before high temperature storage and the measured value after storage, their difference
Value be the volume generated during battery storage.
The method of vernier caliper measurement method and the present invention is respectively adopted to same a collection of battery, in same time, same test
It is tested under conditions of environment and same people, as a result shown in following table：
By upper table test result it is found that by manually using vernier caliper to carry out the accuracy of cubing significantly lower than this
The accuracy of inventive method.
According to the disclosure and teachings of the above specification, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and is changed.Therefore, the invention is not limited in above-mentioned specific implementation mode, every those skilled in the art exist
Made any conspicuously improved, replacement or modification all belongs to the scope of protection of the present invention on the basis of the present invention.This
Outside, although having used some specific terms in this specification, these terms are merely for convenience of description, not to the present invention
Constitute any restrictions.
Claims (10)
1. a kind of test device of Soft Roll formula lithium ion battery volume, it is characterised in that：Including measuring mechanism (1) and it is inserted in institute
State the liquid surface regulator (2) of measuring mechanism (1), the measuring mechanism (1) include for put the container of liquid (11) and with
The metering device (12) of container (11) connection.
2. a kind of test device of Soft Roll formula lithium ion battery volume as described in claim 1, it is characterised in that：The container
(11) include cup ontology (111), opening (112) at the top of the cup ontology (111) is set and is removably mounted to described open
The sealing-plug (113) of mouth (112).
3. a kind of test device of Soft Roll formula lithium ion battery volume as described in claim 1, it is characterised in that：The metering
Device (12) includes the graduated scale (122) of gauge line (121) and setting on the gauge line (121).
4. a kind of test device of Soft Roll formula lithium ion battery volume as claimed in claim 3, it is characterised in that：The container
(11) datum line being located at the graduated scale (122) minimum value in same horizontal line is carved on.
5. a kind of test device of Soft Roll formula lithium ion battery volume as claimed in claim 3, it is characterised in that：The container
(11) volume is more than the volume of the gauge line (121).
6. a kind of test device of Soft Roll formula lithium ion battery volume as described in claim 1, it is characterised in that：The measurement
Mechanism (1) is in U-typed structure.
7. a kind of test device of Soft Roll formula lithium ion battery volume as described in claim 1, it is characterised in that：The measurement
Mechanism (1) is an integral molding structure.
8. a kind of test device of Soft Roll formula lithium ion battery volume as described in claim 1, it is characterised in that：The liquid level
Adjusting apparatus (2) includes input pipe (21), is set to the valve (22) of the input pipe (21) and connects with the input pipe (21)
The end of logical pressurizer (23), the input pipe (21) is communicated in the container (11) across the sealing-plug (113).
9. a kind of test device of Soft Roll formula lithium ion battery volume as claimed in claim 8, it is characterised in that：The pressurization
Device (23) is pulsometer or ear washing bulb.
10. a kind of test method of claim 1~9 any one of them Soft Roll formula lithium ion battery volume test device,
It is characterized in that, includes the following steps：
1) datum line is set：Setting and the datum line of metering device (12) minimum value in the same horizontal line on container (11)；
2) liquid is injected：Measuring mechanism (1) is injected liquid into, the height of liquid is made to be aligned with datum line；
3) battery is put into：Battery input container (11) is interior, and container (11) are sealed；
4) liquid level is adjusted：The height of container (11) interior liquid is set to maintain on datum line by regulating and controlling liquid surface regulator (2)；
5) it reads：Read the numerical value of metering device (12), as battery volume.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810558491.XA CN108414043A (en) | 2018-06-01 | 2018-06-01 | A kind of test device and its test method of Soft Roll formula lithium ion battery volume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810558491.XA CN108414043A (en) | 2018-06-01 | 2018-06-01 | A kind of test device and its test method of Soft Roll formula lithium ion battery volume |
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| Publication Number | Publication Date |
|---|---|
| CN108414043A true CN108414043A (en) | 2018-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810558491.XA Pending CN108414043A (en) | 2018-06-01 | 2018-06-01 | A kind of test device and its test method of Soft Roll formula lithium ion battery volume |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340544A (en) * | 2021-06-10 | 2021-09-03 | 重庆云壬工贸有限公司 | High-pressure micro-flow type leakage detection device |
-
2018
- 2018-06-01 CN CN201810558491.XA patent/CN108414043A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340544A (en) * | 2021-06-10 | 2021-09-03 | 重庆云壬工贸有限公司 | High-pressure micro-flow type leakage detection device |
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