CN211527729U - Flexible package battery upper and lower plane leakage inspection device - Google Patents
Flexible package battery upper and lower plane leakage inspection device Download PDFInfo
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- CN211527729U CN211527729U CN201921617580.3U CN201921617580U CN211527729U CN 211527729 U CN211527729 U CN 211527729U CN 201921617580 U CN201921617580 U CN 201921617580U CN 211527729 U CN211527729 U CN 211527729U
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Abstract
The utility model belongs to the technical field of the battery detects, concretely relates to plane leak testing device about flexible package battery. This flexible package battery upper and lower plane leak testing device, cavity and insulating lower cavity on insulating, be equipped with the electrically conductive sponge of first cavity in the insulating lower cavity, be equipped with the electrically conductive sponge of second cavity in the insulating upper cavity, be equipped with first lead-out wire and be connected with the electrically conductive sponge in each cavity on insulating lower cavity and the insulating cavity respectively, cavity and insulating lower cavity are located same end and are equipped with the conducting block respectively in insulating, and two conducting blocks are equipped with insulating barrier respectively with between the electrically conductive sponge that corresponds, are connected with the second on one of them conducting block and draw out the wire, first lead-out wire and second lead-out wire are connected with first voltage detector and second voltage detector through connecting wire respectively. The beneficial effects are as follows: simple structure, convenient to use, detection efficiency is high, and the initial stage of leaking can be detected, need not to wait for.
Description
Technical Field
The utility model belongs to the technical field of the battery detects, concretely relates to plane leak testing device about flexible package battery.
Background
At present, a leakage inspection method for a high-efficiency, pollution-free and mature flexible package battery product does not exist, and the method for inspecting the sealing of the flexible package battery by the prior art comprises the following steps:
1. air leak detection method: various differential pressure comparison modes including internal pressure measurement, external pressure measurement, volume measurement, deformation measurement and the like cannot eliminate the influence of air pressure on the shape of the flexible package and the change of the volume. Such as: in the process of inflating or exhausting the flexible package during the test, the volume of the flexible package can be changed due to the change of external pressure, and if the product leaks, the volume and the pressure in the package can be changed, so that the pressure detection and the volume detection are not used;
2. halogen detection method and VOC detection: whether the gas and the liquid leak or not is judged by analyzing specific molecules and elements of the volatile gas and the liquid, and the method cannot detect carbon-based element molecules and molecules which are difficult to volatilize;
3. when the upper plane and the lower plane leak, the traditional method cannot efficiently and accurately detect the leakage of the flexible package;
the above methods all have different drawbacks, and if the battery is not sealed, the battery liquid is easy to leak and catch fire or even explode in use.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a remedy prior art's defect, provide a flexible package battery upper and lower plane leak testing device.
The utility model discloses a realize through following technical scheme:
the utility model provides a plane leak testing device about flexible package battery, cavity and insulating cavity down on insulating, the internal first cavity conductive sponge that is equipped with of insulating cavity down, the internal second cavity conductive sponge that is equipped with of insulating cavity, be equipped with first lead-out wire and be connected with the conductive sponge in each cavity on insulating cavity and the insulating cavity down respectively, cavity and insulating cavity down lie in same end and are equipped with the conducting block respectively on insulating, two conducting blocks respectively with correspond between the conductive sponge be equipped with insulating barrier, be connected with the second on one of them conducting block and draw forth the wire, first lead-out wire and second lead-out wire are connected with first voltage detector and second voltage detector through connecting wire respectively.
Further, the thicknesses of the first cavity conductive sponge, the second cavity conductive sponge and the first conductive sponge are the same.
Furthermore, a first lead-out wire on the upper insulating cavity is connected with one end of a first voltage detector, a first lead-out wire on the lower insulating cavity is connected with the other end of a second voltage detector, the first voltage detector is connected with the second voltage detector in series, and the second lead-out wire is connected with the first voltage detector and the second voltage detector in series through connecting wires.
Further, the first conductive sponge is in horizontal contact with an electrode of a battery.
The utility model has the advantages that: simple structure, convenient to use, detection efficiency is high, and the initial stage of leaking can be detected, need not to wait for, pollutes for a short time, and the weeping initial stage is detected and is stopped, can not cause the outside to spill a lot of battery liquids, has solved the unable problem of hunting after packing of present soft-packing battery trade.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1 insulating upper cavity, 2 insulating lower cavity, 3 first cavity conductive sponge, 4 second cavity conductive sponge, 5 first lead-out wire, 6 insulating partition board, 7 battery electrode, 8 conductive block, 9 first conductive sponge, 10 second lead-out wire, 11 connecting wire, 12 first voltage detector, 13 second voltage detector, 14 battery.
Detailed Description
Fig. 1 shows an embodiment of the present invention. The utility model discloses a plane leak testing device about soft-packing battery, including insulating cavity 1 and insulating cavity 2 down, be equipped with first cavity conductive sponge 3 in the insulating cavity 2 down, be equipped with second cavity conductive sponge 4 in the insulating cavity 1, be equipped with first lead-out wire 5 and be connected with the conductive sponge in each cavity on insulating cavity 2 and the insulating cavity 1 down respectively, cavity 1 is located same end and is equipped with conducting block 8 respectively with insulating cavity 2 down in the insulating, two conducting blocks 8 respectively with the corresponding conductive sponge between be equipped with insulating barrier 6, be connected with the second on one of them conducting block 8 and draw forth wire 10, first lead-out wire 5 and second lead-out wire 10 are connected with first voltage detector 12 and second voltage detector 13 through connecting wire 11 respectively.
Further, the thicknesses of the first cavity conductive sponge 3, the second cavity conductive sponge 4 and the first conductive sponge 9 are the same.
Further, the first lead-out wire 5 on the upper insulating cavity 1 is connected with one end of a first voltage detector 12, the first lead-out wire 5 on the lower insulating cavity 2 is connected with the other end of a second voltage detector 13, the first voltage detector 12 is connected with the second voltage detector 13 in series, and the second lead-out wire 10 is connected with the first voltage detector 12 and the second voltage detector 13 in series through a connecting wire 11.
Further, the first conductive sponge 9 is in horizontal contact with the electrodes of the battery 14.
The utility model relates to a flexible package battery upper and lower plane leakage inspection device, an insulating upper cavity 1 and an insulating lower cavity 2 are made of insulating materials, a first cavity conductive sponge 3 and a second cavity conductive sponge 4 are respectively pasted in the insulating upper cavity 1 and the insulating lower cavity 2, the first cavity conductive sponge 3 and the second cavity conductive sponge 4 are made into corresponding shapes according to the style of a battery 14, when in detection, the battery 14 is placed on the first cavity conductive sponge 3 of the insulating lower cavity 2, the electrode of the battery 14 is placed on the first conductive sponge 9, and when the battery 14 is placed on the first cavity conductive sponge 3, the battery electrode 7 is horizontally contacted with the first conductive sponge 9, because the thicknesses of the first cavity conductive sponge 3 and the second cavity conductive sponge 4 are the same, when the pressure P is pressed down, the battery electrode 7 and the battery 14 body can move up and down together, the battery electrode 7 is not damaged, the first cavity conductive sponge 3 and the second cavity conductive sponge 4 in the upper insulating cavity 1 and the lower insulating cavity 2 are respectively connected with one ends of the first voltage detector 12 and the second voltage detector 13, the first conductive sponge 9 is respectively connected with the other ends of the first voltage detector 12 and the second voltage detector 13, and the first cavity conductive sponge 3, the second cavity conductive sponge 4 and the first conductive sponge 9 are separated by the insulating partition plate 6 to prevent short circuit caused by mutual contact.
Because the conductive sponge has the characteristics of good air permeability, high efficiency and conductivity, and softness and deformation, the upper insulating cavity 1 and the second cavity conductive sponge 4 attached to the upper insulating cavity move up and down under the action of pressure P, so that the conductive sponges in the upper insulating cavity are uniformly pressurized on the upper plane and the lower plane of the battery 14, and meanwhile, the two first conductive sponges 9 are also pressed on the battery electrode 7.
When the upper and lower planes of the battery 14 are detected to have leakage, due to the high fluidity and the electrical conductivity of the battery 14 liquid in the battery 14, the battery 14 liquid overflows along a leakage port under the extrusion of the upper and lower conductive sponges, the overflowed battery 14 liquid contacts the first cavity conductive sponge 3 or the second cavity conductive sponge 4, and is conducted with the inside of the battery 14, according to the voltage characteristics of the battery 14, a voltage difference is formed between the battery electrode 7 and the first conductive sponge 9, the current voltage can be reflected through a corresponding voltage detector, and whether the battery 14 leaks or not is judged, when any voltage detector detects that voltage exists, the downward pressing action of the insulating upper cavity 1 is stopped, and the insulating upper cavity is lifted immediately, so that the excessive battery 14 liquid is prevented from flowing out and polluting the conductive sponges.
Pressure setting of pressure value F:
the pressure value differs depending on the area S of the upper and lower planes of the battery 14.
The average pressure to be detected acting on the battery 14 is set according to the magnitude of the pressure that the battery 14 can bear: p is 0.01 to 0.3kgf/cm2
The set pressure value is F PxS.
The present invention is not limited to the above embodiments, and any person should learn to make under the teaching of the present invention and the present invention has the same or similar technical solution, and all fall into the protection scope of the present invention.
The technology, shape and construction parts which are not described in detail in the present invention are all known technology.
Claims (4)
1. The utility model provides a flexible package battery upper and lower plane leak testing device, cavity and insulating lower cavity on including insulating, its characterized in that, be equipped with the electrically conductive sponge of first cavity in the insulating lower cavity, be equipped with the electrically conductive sponge of second cavity in the insulating upper cavity, be equipped with first lead-out wire and be connected with the electrically conductive sponge in each cavity on insulating lower cavity and the insulating cavity respectively, insulating upper cavity and insulating lower cavity are located same end and are equipped with the conducting block respectively, are equipped with insulating barrier between two conducting blocks respectively and the electrically conductive sponge that corresponds, are connected with the second on one of them conducting block and draw forth the wire, first lead-out wire and second are drawn forth the wire and are connected with first voltage detector and second voltage detector through connecting wire respectively.
2. The upper and lower plane leakage inspection device of claim 1, wherein: the thicknesses of the first cavity conductive sponge, the second cavity conductive sponge and the first conductive sponge are the same.
3. The upper and lower plane leakage inspection device of claim 1, wherein: the first lead-out wire on the upper insulating cavity is connected with one end of the first voltage detector, the first lead-out wire on the lower insulating cavity is connected with the other end of the second voltage detector, the first voltage detector is connected with the second voltage detector in series, and the second lead-out wire is connected with the first voltage detector and the second voltage detector in series through connecting wires.
4. The upper and lower plane leakage inspection device of claim 2, wherein: the first conductive sponge is in horizontal contact with an electrode of the battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921617580.3U CN211527729U (en) | 2019-09-26 | 2019-09-26 | Flexible package battery upper and lower plane leakage inspection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921617580.3U CN211527729U (en) | 2019-09-26 | 2019-09-26 | Flexible package battery upper and lower plane leakage inspection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211527729U true CN211527729U (en) | 2020-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921617580.3U Active CN211527729U (en) | 2019-09-26 | 2019-09-26 | Flexible package battery upper and lower plane leakage inspection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211527729U (en) |
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2019
- 2019-09-26 CN CN201921617580.3U patent/CN211527729U/en active Active
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Address after: 214000 Qian Rong Road, Binhu District, Wuxi City, Jiangsu province 88-Q4 Patentee after: Wuxi greenstone automation equipment Co.,Ltd. Address before: 214000 Qian Rong Road, Binhu District, Wuxi City, Jiangsu province 88-Q4 Patentee before: WUXI GREENSTONE AUTOMATION EQUIPMENT Co.,Ltd. |