CN217649061U - Insulating film for lithium battery - Google Patents
Insulating film for lithium battery Download PDFInfo
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- CN217649061U CN217649061U CN202221712183.6U CN202221712183U CN217649061U CN 217649061 U CN217649061 U CN 217649061U CN 202221712183 U CN202221712183 U CN 202221712183U CN 217649061 U CN217649061 U CN 217649061U
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- sheet
- insulating
- insulation sheet
- insulating film
- lithium battery
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses an insulation film for lithium battery relating to the technical field of insulation sheet, which comprises an upper insulation sheet, a lower insulation sheet and a hollow interlayer, wherein the bottom of the upper insulation sheet is clamped with the lower insulation sheet, a hollow interlayer is arranged between the lower insulation sheet and the upper insulation sheet, a heat absorption sheet is arranged in the hollow interlayer, high-elasticity adhesive tapes are bonded at the bottom of the upper insulation sheet at equal intervals, a hollow cavity is arranged in the upper insulation sheet, sound absorption fillers are filled in the hollow cavity, and a waterproof coating is sprayed on the top surface layer of the upper insulation sheet, and an antistatic coating is sprayed on the top surface layer of the waterproof coating; the high elasticity adhesive tape that the insulating piece bottom equidistance set up in the utilization, elasticity is high, and toughness is good, increases the holistic elasticity of insulating piece, plays the effect of buffering, is applied to the lithium cell when insulating film, plays the sealed effect of isolation, utilizes the heat absorption piece of installation in the cavity intermediate layer, is convenient for absorb the heat that the lithium cell produced, plays the effect of cooling.
Description
Technical Field
The utility model relates to an insulating piece technical field, in particular to insulating film for lithium cell.
Background
At present, the insulating film is widely used in the electrical and electronic industries, the product has the effects of insulation, separation and the like, and in the prior art, a special insulating film is required to be utilized to separate and seal a circuit board and other electronic elements in the lithium battery in the production of the lithium battery.
The prior insulating rubber sheet for the lithium battery has the following defects: 1. the insulating rubber sheet for the lithium battery has no heat absorption function, is poor in elasticity and cannot eliminate static electricity generated on the surface.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a lithium cell is with insulating film to solve the problem of proposing in the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides an insulating film for lithium cell, includes insulating piece, lower insulating piece and hollow interlayer, the bottom block of going up the insulating piece has down the insulating piece and is provided with the cavity intermediate layer down between insulating piece and the last insulating piece, be provided with the heat absorbing sheet in the cavity intermediate layer, the bottom equidistance of going up the insulating piece bonds and has the high elasticity adhesive tape, it has the sound stopping of inhaling to go up inside being provided with of insulating piece well cavity and the cavity intracavity packing, the top layer spraying that the top layer spraying of going up the insulating piece has waterproof coating and waterproof coating has anti-static coating.
As a further aspect of the present invention: the heat absorbing sheet is made of a copper sheet material, the high-elasticity adhesive tape is made of a PP material, the heat absorbing sheet arranged in the hollow interlayer is utilized to absorb heat generated by the lithium battery conveniently, the cooling effect is achieved, the high-elasticity adhesive tapes arranged at equal intervals at the bottom of the upper insulating sheet are utilized, the elasticity of the whole insulating sheet is increased, and the buffering effect is achieved.
As a further aspect of the present invention: the sound-absorbing filling material is a polyurethane foaming material, and the upper insulation sheet and the lower insulation sheet are made of PET materials.
As a further aspect of the present invention: the bottom of the high-elasticity rubber strip is provided with anti-skidding lines, and the spacing grooves are arranged between the high-elasticity rubber strips, so that the anti-skidding effect is improved by using the anti-skidding lines, and the high-elasticity rubber strip is prevented from shifting in the hollow interlayer to influence the use effect.
As a further aspect of the present invention: and the two ends of the upper insulating sheet and the lower insulating sheet are respectively connected with an upper butt joint strip and a lower butt joint strip.
As the utility model discloses further scheme again: and the upper butt joint strip and the lower butt joint strip are both provided with mounting screw holes, and mounting screws are mounted in the mounting screw holes.
As a further aspect of the present invention: prevent that static coating makes for graphite material, waterproof coating is the polypropylene coating, utilizes and prevents that static coating makes the insulating piece of making for graphite material, eliminates the static that the surface has, avoids influencing normal use, utilizes waterproof coating to be the polypropylene coating, and water-proof effects is showing, avoids the moisture transmission to cause the lithium cell to damage.
Compared with the prior art, the beneficial effects of the utility model are that:
1. utilize mounting screw and installation screw be convenient for with last insulating piece and insulating piece quick installation fixed down, utilize last insulating piece and insulating piece down to be the PET material and make, insulating effect is showing, acid and alkali corrosion resistance, durable.
2. Utilize the high elasticity adhesive tape that last insulating piece bottom equidistance set up, elasticity is high, toughness is good, increase the holistic elasticity of insulating piece, play the effect of buffering, be applied to the lithium cell when the insulating piece, play the sealed effect of isolation, utilize the heat absorbing sheet of installation in the cavity intermediate layer, be convenient for absorb the heat that the lithium cell produced, play the effect of cooling, it has the sound stopping material and inhales the sound stopping material and be the polyurethane foaming material to utilize to go up the interior packing of insulating piece, be convenient for absorb the noise that electronic equipment produced at work, play energy-concerving and environment-protective effect.
3. Utilize antistatic coating to make the insulating piece that makes for graphite material, eliminate the static that the surface had, avoid influencing normal use, utilize waterproof coating to be the polypropylene coating, water-proof effects is showing, avoids the moisture transmission to cause the lithium cell to damage.
Drawings
Fig. 1 is the utility model relates to an overall structure schematic diagram of insulating film for lithium cell.
Fig. 2 is the utility model relates to a lithium cell is with last insulating piece top coating structure schematic diagram of insulating film.
Fig. 3 is the utility model relates to an upper insulation piece bottom structure schematic diagram of insulation film for lithium battery.
In the figure: 1. an insulating sheet is arranged; 2. mounting screws; 3. an upper butt joint strip; 4. mounting a screw hole; 5. a lower butt joint strip; 6. a heat absorbing sheet; 7. a hollow interlayer; 8. a lower insulating sheet; 9. a high-elasticity rubber strip; 10. a water-resistant coating; 11. an antistatic coating; 12. anti-skid lines; 13. a spacing groove; 14. a hollow cavity; 15. and (3) sound absorption filling materials.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, in an embodiment of the present invention, an insulating film for a lithium battery includes an upper insulating sheet 1, a lower insulating sheet 8 and a hollow interlayer 7, wherein the bottom of the upper insulating sheet 1 is engaged with the lower insulating sheet 8 and the hollow interlayer 7 is disposed between the lower insulating sheet 8 and the upper insulating sheet 1, a heat absorbing sheet 6 is disposed in the hollow interlayer 7, a high elastic adhesive tape 9 is bonded at an equal distance to the bottom of the upper insulating sheet 1, a hollow cavity 14 is disposed inside the upper insulating sheet 1, a sound absorbing filler 15 is filled in the hollow cavity 14, and an anti-static coating 11 is sprayed on a top surface layer of the upper insulating sheet 1, which is sprayed with a waterproof coating 10 and the waterproof coating 10.
Wherein, the heat absorbing sheet 6 is made of copper sheet material, and the high-elasticity rubber strip 9 is made of PP material; utilize the heat absorbing sheet 6 of installation in the cavity intermediate layer 7, be convenient for absorb the heat that the lithium cell produced, play the effect of cooling, utilize the high elasticity adhesive tape 9 that the equidistance set up in the bottom of last insulating piece 1, elasticity is high, and toughness is good, increases the holistic elasticity of insulating piece, plays the effect of buffering.
Wherein, the sound absorption filling material 15 is polyurethane foaming material, and the upper insulation sheet 1 and the lower insulation sheet 8 are both made of PET material; the upper insulation sheet 1 and the lower insulation sheet 8 are made of PET materials, so that the insulation effect is remarkable, and the cable is resistant to acid and alkali corrosion and durable.
Wherein, the bottom of the high-elasticity rubber strip 9 is provided with anti-skid grains 12, and a spacing groove 13 is arranged between the high-elasticity rubber strips 9; the anti-skid effect is improved by the anti-skid lines 12, and the high-elasticity rubber strips 9 are prevented from shifting in the hollow interlayer 7 to influence the use effect.
Wherein, the two ends of the upper insulation sheet 1 and the lower insulation sheet 8 are respectively connected with an upper butt joint strip 3 and a lower butt joint strip 5; the upper butt-joint strip 3 and the lower butt-joint strip 5 are used for facilitating butt joint with each other.
Wherein, the upper butt joint strip 3 and the lower butt joint strip 5 are both provided with mounting screw holes 4, and mounting screws 2 are mounted in the mounting screw holes 4; the upper insulation sheet 1 and the lower insulation sheet 8 can be conveniently and quickly installed and fixed by the installation screws 2 and the installation screw holes 4.
Wherein, the antistatic coating 11 is made of graphite material, and the waterproof coating 10 is a polypropylene coating; utilize antistatic coating 11 to make the insulating piece that makes for graphite material, eliminate the static that the surface had, avoid influencing normal use, utilize waterproof coating 10 to be the polypropylene coating, water-proof effects is showing, avoids the moisture transmission to cause the lithium cell to damage.
The utility model discloses a theory of operation is: utilize mounting screw 2 and installation screw 4 to be convenient for install insulating piece 1 and insulating piece 8 down fast fixedly, utilize insulating piece 1 and insulating piece 8 down to be the PET material and make down, the insulation effect is showing, acid and alkali corrosion resistance, high durability, utilize the high elasticity adhesive tape 9 that the equidistance set up in insulating piece 1 bottom, the elasticity is high, good toughness, increase the holistic elasticity of insulating piece, play the effect of buffering, be applied to in the lithium cell when the insulating piece, play the effect of isolation seal, utilize heat absorbing sheet 6 of installation in the cavity intermediate layer 7, be convenient for absorb the heat that the lithium cell produced, play the effect of cooling, utilize 1 intussuseption of insulating piece to be filled with and inhale sound stopping 15 and be polyurethane foaming material, be convenient for absorb the noise that electronic equipment produced at work, play energy-concerving and environment-protective effect, utilize antistatic coating 11 to make the insulating piece that makes for graphite material, eliminate the static that the surface has, avoid influencing normal use, utilize waterproof coating 10 to be the polypropylene coating, the water-proof effects is showing, avoid moisture transfer to cause the lithium cell to damage.
The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides an insulating film for lithium cell, includes insulating piece (1), lower insulating piece (8) and hollow intermediate layer (7), its characterized in that: the bottom of the upper insulating sheet (1) is clamped with a lower insulating sheet (8), a hollow interlayer (7) is arranged between the lower insulating sheet (8) and the upper insulating sheet (1), a heat absorbing sheet (6) is arranged in the hollow interlayer (7), high-elasticity adhesive tapes (9) are bonded at the bottom of the upper insulating sheet (1) at equal intervals, go up insulating piece (1) inside and be provided with well cavity (14) and well cavity (14) intussuseption and inhale sound stopping material (15), the top surface layer spraying that goes up insulating piece (1) has waterproof coating (10) and waterproof coating (10) has antistatic coating (11).
2. The insulating film for a lithium battery as claimed in claim 1, wherein: the heat absorbing sheet (6) is made of a copper sheet material, and the high-elasticity rubber strip (9) is made of a PP material.
3. The insulating film for a lithium battery as claimed in claim 1, wherein: the sound-absorbing filling material (15) is a polyurethane foaming material, and the upper insulation sheet (1) and the lower insulation sheet (8) are made of PET materials.
4. The insulating film for a lithium battery as claimed in claim 1, wherein: the bottom of the high-elasticity rubber strip (9) is provided with anti-skid grains (12), and a spacing groove (13) is arranged between the high-elasticity rubber strips (9).
5. The insulating film for a lithium battery as claimed in claim 1, wherein: the two ends of the upper insulation sheet (1) and the lower insulation sheet (8) are respectively connected with an upper butt joint strip (3) and a lower butt joint strip (5).
6. The insulating film for a lithium battery as claimed in claim 5, wherein: the upper butt joint strip (3) and the lower butt joint strip (5) are both provided with installation screw holes (4) and installation screws (2) are installed in the installation screw holes (4).
7. The insulating film for a lithium battery as claimed in claim 1, wherein: the antistatic coating (11) is made of graphite materials, and the waterproof coating (10) is a polypropylene coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221712183.6U CN217649061U (en) | 2022-06-27 | 2022-06-27 | Insulating film for lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221712183.6U CN217649061U (en) | 2022-06-27 | 2022-06-27 | Insulating film for lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217649061U true CN217649061U (en) | 2022-10-25 |
Family
ID=83686820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221712183.6U Active CN217649061U (en) | 2022-06-27 | 2022-06-27 | Insulating film for lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217649061U (en) |
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2022
- 2022-06-27 CN CN202221712183.6U patent/CN217649061U/en active Active
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