CN206496803U - A kind of rectangular lithium ion battery aerogenesis measuring device - Google Patents
A kind of rectangular lithium ion battery aerogenesis measuring device Download PDFInfo
- Publication number
- CN206496803U CN206496803U CN201621480140.4U CN201621480140U CN206496803U CN 206496803 U CN206496803 U CN 206496803U CN 201621480140 U CN201621480140 U CN 201621480140U CN 206496803 U CN206496803 U CN 206496803U
- Authority
- CN
- China
- Prior art keywords
- tracheae
- suck
- lithium ion
- battery
- ion battery
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 22
- 238000002347 injection Methods 0.000 claims abstract description 12
- 239000007924 injection Substances 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 238000005259 measurement Methods 0.000 abstract description 6
- 230000007423 decrease Effects 0.000 abstract description 2
- 230000003247 decreasing effect Effects 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F22/00—Methods or apparatus for measuring volume of fluids or fluent solid material, not otherwise provided for
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
Abstract
The utility model is related to a kind of rectangular lithium ion battery aerogenesis measuring device, including rectangular cell, tracheae I, tracheae II and the fixture for clamping battery, liquid injection hole on battery sets air valve by snapping connection on tracheae I, tracheae I, the top of sealed suck-back device is inserted in the end of tracheae I；The bottom of suck-back device is inserted in the one end of tracheae II, and the other end is inserted into inverted graduated cylinder, and graduated cylinder is placed in tank.In action, left clamping plate is promoted by cylinder, the battery of left clamping plate and right clamping plate clamping square, air valve is opened, the gas transtracheal I discharged in liquid injection hole is into suck-back device, and gas in suck-back device passes through tracheae II in inverted graduated cylinder, bubble rises, water level is with decline, and the stroke of water level decreasing is the volume for discharging gas, and measurement is accurate；The setting of suck-back device, can guarantee that water will not suck-back in battery, it is ensured that the security of operation.
Description
Technical field
The utility model is related to collection and the measurement apparatus of a kind of gas, is produced more particularly, to a kind of rectangular lithium ion battery
Measuring device for gas.
Background technology
With the fast development of electric car industry, high capacity lithium ion battery turns into the focus of research and development.Energy density height,
The high rectangular lithium ion battery of cycle life also enjoys favor.Lithium ion battery can produce gas production in chemical conversion and test process
It is raw.Gas production is reflection performance of lithium ion battery important parameter, has important shadow for the chemical synthesis technology of rectangular lithium ion battery
Ring.It is therefore desirable to measure the volume of the gas produced during chemical conversion in battery, the gas discharge amount that existing measurement apparatus is measured
Inaccurate, error is big.
Utility model content
To solve the problem of detection rectangular lithium ion battery discharge quantity is inaccurate, error is big now, the utility model is provided
A kind of rectangular lithium ion battery aerogenesis measuring device.
The utility model is realized by following technical proposals.
A kind of rectangular lithium ion battery aerogenesis measuring device, including rectangular cell, tracheae I and tracheae II, it is characterized in that,
The liquid injection hole also included on the fixture of clamping battery, battery sets air valve by snapping connection on tracheae I, tracheae I, the end of tracheae I
The top of the sealed suck-back device of end insertion；The bottom of suck-back device is inserted in the one end of tracheae II, and the other end is inserted into inversion
Graduated cylinder in, graduated cylinder is placed in tank.
Described rectangular lithium ion battery aerogenesis measuring device, wherein, described fixture include left clamping plate, right clamping plate,
Bottom plate and the cylinder being fixed on bottom plate, bottom plate and right Boards wall, left clamping plate can horizontally slip along bottom plate, the connection of cylinder shaft end
Left clamping plate.
Described rectangular lithium ion battery aerogenesis measuring device, wherein, pressure sensor is installed in described cylinder.
Described rectangular lithium ion battery aerogenesis measuring device, wherein, described buckle inner ring sets the barb of annular, note
Fluid apertures outer ring sets the groove matched with barb, and groove most inner side is cased with sealing ring.
The beneficial effects of the utility model are：1st, gas measurement device is inverted in water, without extra pressure, it is to avoid gas
Delay in battery, it is more accurate to measure；2nd, using suck-back device, it is avoided that water suck-back enters battery, occurs short circuit risk,
Safety measure is strong；3rd, the present apparatus to lithium ion battery in use, can be while do chemical conversion while measurement battery producing gas amount, convenient fast
Victory, can improve operating efficiency；4th, anti-tripping sealing buckle is connected with liquid injection hole, anti-anti-avulsion mouthful gas leakage；5th, added automatically using cylinder
Pressure, the pressure that pressure sensor monitoring, control apply, it is ensured that pressure size is suitable, it is to avoid cell deformation is scrapped.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is liquid injection hole buckle close-up schematic view of the present utility model.
In accompanying drawing：1st, fixture, 2, buckle, 3, tracheae I, 4, air valve, 5, tracheae II, 6, graduated cylinder, 7, tank, 8, anti-suck dress
Put, 9, cylinder, 10, liquid injection hole, 11, barb, 12, sealing ring, 13, battery, 14, right clamping plate, 15, left clamping plate, 16, bottom plate.
Embodiment
Embodiment of the present utility model is described further below in conjunction with the accompanying drawings.
As shown in drawings, a kind of rectangular lithium ion battery aerogenesis measuring device, including rectangular cell 13, tracheae I 3, gas
Liquid injection hole 10 on the fixture 1 of pipe II 5 and clamping battery 13, battery 13 is connected to tracheae I 3 by buckle 2, and tracheae I 3 is provided with
The air valve 4 of controlling switch, the end of tracheae I 3 is inserted into the upper position in sealed suck-back device 8；The one end of tracheae II 5 is inserted
The bottom position of suck-back device 8, the other end is inserted into inverted graduated cylinder 6, and the upside down of graduated cylinder 6 is filling the tank 7 of water
It is interior.Fixture 1 is made up of left clamping plate 15, right clamping plate 14, bottom plate 16 and the cylinder 9 that is fixed on bottom plate 16, bottom plate 16 and right clamping plate
14 are fixed, and left clamping plate 15 can be horizontally slipped along bottom plate 16, and the shaft end of cylinder 9 is connected on left clamping plate 15.Detection is installed in cylinder 9
Apply the pressure sensor of pressure size；The inner ring of buckle 2 sets the barb 11 of annular, and the outer ring of liquid injection hole 10 is set to match with barb 11
Groove, groove most inner side be cased with sealing ring 12.
This rectangular lithium ion battery aerogenesis measuring device fills water in injection water, graduated cylinder 6 when in use, in tank 7 and fallen
Put in tank 7, connected with the mains to test battery 13, start chemical conversion, left clamping plate 15, left clamping plate 15 and the right side are promoted by cylinder 9
The battery 13 of the clamping square of clamping plate 14, open air valve 4, liquid injection hole 10 discharge gas transtracheal I 3 into suck-back device 8,
Gas in suck-back device 8 is by the way that in tracheae II 5 to inverted graduated cylinder 6, bubble rises, and water level is with decline, water level decreasing
Stroke be discharge gas volume, without extra pressure, it is to avoid delay of the gas in battery, measure it is more accurate.In hair
During raw suck-back situation, the water in tank 7 is along tracheae II 5 into suck-back device 8, and due to tracheae, I 3 are inserted into anti-suck dress
8 upper position is put, even if occurring suck-back, suck-back is also only understood in suck-back device 8, will not continue to suck-back in battery 13
Portion, can be effectively ensured the security of operation.The setting of the pressure sensor of cylinder 9, can set different according to different batteries
Application pressure, can guarantee that battery 13 do not deformed by larger pressure extrusion, situation about scrapping.The position of buckle 2 connection simultaneously is tight,
Will not occur gas leakage, it is ensured that the accuracy of measurement.
Claims (4)
1. a kind of rectangular lithium ion battery aerogenesis measuring device, including rectangular cell（13）, tracheae I（3）With tracheae II（5）,
It is characterized in that, in addition to clamping battery（13）Fixture（1）, battery（13）On liquid injection hole（10）Pass through buckle（2）It is connected to
Tracheae I（3）, tracheae I（3）On set air valve（4）, tracheae I（3）Sealed suck-back device is inserted in end（8）Top；Tracheae II
（5）Suck-back device is inserted in one end（8）Bottom, the other end is inserted into inverted graduated cylinder（6）In, graduated cylinder（6）It is placed on tank
（7）It is interior.
2. rectangular lithium ion battery aerogenesis measuring device according to claim 1, it is characterized in that, described fixture（1）
Including left clamping plate（15）, right clamping plate（14）, bottom plate（16）Be fixed on bottom plate（16）On cylinder（9）, bottom plate（16）With right folder
Plate（14）It is fixed, left clamping plate（15）Can be along bottom plate（16）Horizontally slip, cylinder（9）Shaft end connects left clamping plate（15）.
3. rectangular lithium ion battery aerogenesis measuring device according to claim 2, it is characterized in that, described cylinder（9）
Pressure sensor is inside installed.
4. rectangular lithium ion battery aerogenesis measuring device according to claim 1, it is characterized in that, described buckle（2）
Inner ring sets the barb of annular（11）, liquid injection hole（10）Outer ring is set and barb（11）The groove matched, groove most inner side is cased with close
Seal（12）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621480140.4U CN206496803U (en) | 2016-12-30 | 2016-12-30 | A kind of rectangular lithium ion battery aerogenesis measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621480140.4U CN206496803U (en) | 2016-12-30 | 2016-12-30 | A kind of rectangular lithium ion battery aerogenesis measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206496803U true CN206496803U (en) | 2017-09-15 |
Family
ID=59801896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621480140.4U Active CN206496803U (en) | 2016-12-30 | 2016-12-30 | A kind of rectangular lithium ion battery aerogenesis measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206496803U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168864A (en) * | 2017-12-22 | 2018-06-15 | 惠州亿纬锂能股份有限公司 | A kind of combination cover cap exhaust pressure relief aptitude tests device and its application |
| CN110487348A (en) * | 2019-08-08 | 2019-11-22 | 浙江长虹飞狮电器工业有限公司 | The gas amount detecting device of alkaline battery |
| CN113390981A (en) * | 2021-05-24 | 2021-09-14 | 超威电源集团有限公司 | Storage battery gassing test equipment and method |
| WO2024050796A1 (en) * | 2022-09-09 | 2024-03-14 | 宁德时代新能源科技股份有限公司 | Gas volume measurement apparatus |
-
2016
- 2016-12-30 CN CN201621480140.4U patent/CN206496803U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168864A (en) * | 2017-12-22 | 2018-06-15 | 惠州亿纬锂能股份有限公司 | A kind of combination cover cap exhaust pressure relief aptitude tests device and its application |
| CN110487348A (en) * | 2019-08-08 | 2019-11-22 | 浙江长虹飞狮电器工业有限公司 | The gas amount detecting device of alkaline battery |
| CN110487348B (en) * | 2019-08-08 | 2024-04-30 | 浙江长虹飞狮电器工业有限公司 | Gas amount detecting device for alkaline battery |
| CN113390981A (en) * | 2021-05-24 | 2021-09-14 | 超威电源集团有限公司 | Storage battery gassing test equipment and method |
| WO2024050796A1 (en) * | 2022-09-09 | 2024-03-14 | 宁德时代新能源科技股份有限公司 | Gas volume measurement apparatus |
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