CN220198764U - Composite acoustic composite membrane - Google Patents
Composite acoustic composite membrane Download PDFInfo
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- CN220198764U CN220198764U CN202321355354.9U CN202321355354U CN220198764U CN 220198764 U CN220198764 U CN 220198764U CN 202321355354 U CN202321355354 U CN 202321355354U CN 220198764 U CN220198764 U CN 220198764U
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- layer
- composite
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- acoustic
- membrane
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- 239000002131 composite material Substances 0.000 title claims abstract description 57
- 239000012528 membrane Substances 0.000 title claims abstract description 25
- 239000011248 coating agent Substances 0.000 claims abstract description 14
- 238000000576 coating method Methods 0.000 claims abstract description 14
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 10
- 239000003063 flame retardant Substances 0.000 claims description 10
- 239000004800 polyvinyl chloride Substances 0.000 claims description 9
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 9
- 239000003822 epoxy resin Substances 0.000 claims description 8
- 229920000647 polyepoxide Polymers 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 230000006378 damage Effects 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 abstract description 6
- 239000003973 paint Substances 0.000 abstract description 6
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 abstract description 5
- 239000002216 antistatic agent Substances 0.000 abstract description 5
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 abstract description 4
- 239000000758 substrate Substances 0.000 abstract description 3
- 239000001993 wax Substances 0.000 abstract description 3
- -1 alkylamine salt Chemical class 0.000 abstract description 2
- 239000004020 conductor Substances 0.000 abstract description 2
- 235000010333 potassium nitrate Nutrition 0.000 abstract description 2
- 239000004323 potassium nitrate Substances 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 74
- 230000000875 corresponding effect Effects 0.000 description 18
- 230000000694 effects Effects 0.000 description 11
- 239000000047 product Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 238000005260 corrosion Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000004696 Poly ether ether ketone Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920002530 polyetherether ketone Polymers 0.000 description 4
- 239000004593 Epoxy Substances 0.000 description 3
- 239000004831 Hot glue Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 3
- 239000005038 ethylene vinyl acetate Substances 0.000 description 3
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000012982 microporous membrane Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000004760 aramid Substances 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010345 tape casting Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
Abstract
The utility model relates to the technical field of acoustic composite films, and discloses a composite acoustic composite film which comprises a main body, wherein an antistatic layer is arranged on the lower surface of the main body, and a damage-preventing layer is arranged on the lower surface of the antistatic layer. The composite acoustic composite membrane is characterized in that an antistatic agent such as glycerol, potassium nitrate, alkylamine salt, a flat conductor and the like is added into transparent false paint through the use of the antistatic layer when the composite acoustic composite membrane is used, and the composite membrane is formed by preparing a coating liquid containing the antistatic agent and wax and coating the coating liquid on the surface of a substrate layer.
Description
Technical Field
The utility model relates to the technical field of acoustic composite films, in particular to a composite acoustic composite film.
Background
The composite membrane material comprises any possible material combination, such as ceramic membrane coated on metal oxide or aromatic polyamide membrane coated on polysulfone microporous membrane, wherein the flat membrane or the rolled membrane is reinforced by non-woven fabric to support the pressure resistance of the microporous membrane, and the acoustic composite membrane is widely applied to loudspeakers.
According to the composite acoustic composite membrane with the patent number of CN212519409U, the problems of effectively reducing the resonant frequency of a loudspeaker product, widening the frequency band of the loudspeaker product and increasing the stability of the resonant frequency of the loudspeaker product are solved.
However, the following problems still exist in the actual use process:
the problem that the device can not be used efficiently still exists, so that the use effect in practice is reduced when the device is used, and the corresponding use efficiency is also reduced, so that the device is unfavorable for popularization and use in practice.
Therefore, the utility model provides a composite acoustic composite membrane.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a composite acoustic composite membrane which has the advantage of high-efficiency use and solves the problems in the background art.
The utility model provides the following technical scheme: the composite acoustic composite membrane comprises a main body, wherein an antistatic layer is arranged on the lower surface of the main body, and a damage-preventing layer is arranged on the lower surface of the antistatic layer.
Preferably, the lower surface of the damage prevention layer is provided with a PC waterproof film layer, and the lower surface of the PC waterproof film layer is provided with a water absorption layer.
Preferably, the lower surface of the water absorbing layer is provided with a strength layer, and the lower surface of the strength layer is provided with an epoxy resin layer.
Preferably, the lower surface of the epoxy resin layer is provided with an anti-slip layer, the lower surface of the anti-slip layer is provided with a flame-retardant layer, and the lower surface of the flame-retardant layer is provided with a polyvinyl chloride composite layer.
Compared with the prior art, the utility model has the following beneficial effects:
1. the composite acoustic composite film is formed by preparing a coating liquid containing the antistatic agent and wax and coating the coating liquid on the surface of a substrate layer, the composite film can be more convenient and rapid in use, the damage of the outside to the composite film is reduced, the corresponding use effect is improved, the anti-damage layer is particularly a polyester protective film, the composite acoustic composite film has good transparency, high stiffness, good thermal stability, excellent rolling performance with smooth surface, and uniform longitudinal and transverse stretching performance, the waterproof and oil-proof waterproof composite film has excellent properties such as waterproof, oil-proof and chemical-proof properties, and can be more beneficial to corresponding use in various fields in practice, the influence of rainwater on the composite film can be effectively avoided through the use of the PC waterproof film layer, so that the corresponding use of the composite film under various weather can be improved, the corresponding use can be more greatly realized, the water-absorbing layer, particularly the water-absorbing film, can effectively prevent external dust and moisture from penetrating into an electronic product through the acoustic film, the service life of the electronic product is prolonged while sound transmission is not hindered, the strength layer, particularly the PUR hot melt adhesive layer, has good toughness, higher peel strength and good moisture and chemical resistance, and is good in metal, heat resistance, the difficult-to-adhere material such as plastics and PET has good adhesion, and intensity increases faster, have fine viscosity stability and suitable equipment operability under the heating state of melting, through the use of epoxy layer, the epoxy layer can make the coating, it is a section of fine adhesive, excellent physical and electrical insulation performance has, intensity is high, the contractility is low, corrosion-resistant and have the advantage of high insulation, can conveniently play the effect of being convenient for anticorrosive to it, prevent long-time use, can rot, through the use of skid resistant layer, the skid resistant layer is specifically EVA drenches the rete, it is the combined material with plastic particle through casting machine coating at paper surface to drench the rete, the main characteristics are that this combined material can grease proofing, waterproof and can heat seal, through the use of flame retardant layer, the flame retardant layer is specifically PEEK polyether ether ketone membrane, EEK material has excellent fire resistance, corrosion resistance, characteristics such as low in density, the processing property is good, the cost of being favorable to shaping, wafer factory and end user reduce system, improvement part performance, increase the flexible range of design and the application of the product can be rotten, the corresponding effect is realized in the use of the corresponding polyvinyl chloride, the practical effect is realized, the composite effect is realized, can be more effectively is realized in the use of the polyvinyl chloride, the corresponding high-efficient use of the polyvinyl chloride, and can be used in the practical, the practical effect is realized, and can be more practical the practical improved, and has improved, and can be used in the practical use, and can be used in the composite film.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of FIG. 1 according to the present utility model;
FIG. 3 is a schematic view of the structure of the composite layer of the strength layer and polyvinyl chloride according to the present utility model.
In the figure: 1. a main body; 2. an antistatic layer; 3. a damage prevention layer; 4. a PC waterproof film layer; 5. a water-absorbing layer; 6. a strength layer; 7. an epoxy resin layer; 8. an anti-slip layer; 9. a flame retardant layer; 10. and a polyvinyl chloride composite layer.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, a composite acoustic composite membrane includes a main body 1, an antistatic layer 2 is disposed on the lower surface of the main body 1, and an antistatic agent such as glycerin, potassium nitrate, alkylamine salt, flat conductor and the like is added into a transparent dummy paint, and is formed by preparing a coating liquid containing the antistatic agent and wax and coating the coating liquid on the surface of a substrate layer, so that the composite membrane is more convenient and fast in use, the damage of the outside to the composite membrane is reduced, the corresponding use effect is improved, an anti-damage layer 3 is disposed on the lower surface of the antistatic layer 2, and the anti-damage layer 3 is specifically a polyester protective membrane, which has excellent properties such as good transparency, high stiffness, good thermal stability, excellent winding performance and uniform longitudinal and transverse stretching performance, and has excellent properties such as water resistance, oil resistance and chemical resistance, so that the composite membrane can be more beneficial to corresponding use in various fields in practice, can achieve the effect of convenient use, and simultaneously, the corresponding use efficiency can be improved, and popularization and use in practice can be facilitated.
Wherein; the lower surface of loss prevention layer 3 is provided with PC waterproof film layer 4, can effectually avoid the influence of rainwater to this complex film, thereby can improve the complex film and carry out corresponding use under various weather, can carry out corresponding use by the degree more, the lower surface of PC waterproof film layer 4 is provided with the water-absorbing layer 5, the water-absorbing layer 5 is specifically a water-absorbing film can avoid external dust, moisture to permeate into the inside of electronic product through the acoustics film effectively, when not hindering sound transmission, prolonged the life of electronic product.
Wherein; the lower surface of the water-absorbing layer 5 is provided with a strength layer 6, the strength layer 6 is specifically a PUR hot melt adhesive layer, the PUR hot melt adhesive has good toughness, higher peeling strength and good wet heat resistance and chemical resistance, has good adhesion to difficult-to-adhere materials such as metal, plastic, PET and the like, the strength is fast to increase, good viscosity stability and proper equipment operability are realized under a heating and melting state, the lower surface of the strength layer 6 is provided with an epoxy resin layer 7, the epoxy resin layer 7 can be made into paint, the paint is a high-quality adhesive, has good physical and electrical insulation properties, and has the advantages of high strength, low contractibility, corrosion resistance and high insulation, and can conveniently have an anti-corrosion effect on the paint, so that the paint can be prevented from being rotten for a long time.
Wherein; the lower surface of the epoxy resin layer 7 is provided with an anti-slip layer 8, the anti-slip layer 8 is specifically an EVA (ethylene vinyl acetate) laminated layer, the laminated layer is a composite material which coats plastic particles on the surface of paper through a tape casting machine, the anti-slip layer is mainly characterized in that the composite material can be oil-proof, waterproof and heat-sealable, the lower surface of the anti-slip layer 8 is provided with a flame-retardant layer 9, the flame-retardant layer 9 is specifically a PEEK (polyether-ether-ketone) film, the EEK material has the characteristics of excellent flame retardance, corrosion resistance, hydrolysis resistance, low density, good processability and the like, the cost of a molding processing factory, a wafer factory and an end user can be reduced, the performance of parts is improved, the flexibility of the design is improved, the application range of a product is enlarged, the polyvinyl chloride composite layer 10 is specifically a high-functional fabric integrating the performances of water resistance, moisture permeability, wind resistance and the like, the use of the composite film in practice can be more conveniently and efficiently improved, and the corresponding use effect is improved.
The theory of operation, during the use, through the use of main part 1, can prevent static to the destruction of this complex film, corresponding life and result of use have been improved, through the use of loss prevention layer 3, make it more do benefit to in practice each scope and carry out corresponding use, through the use of PC waterproof film layer 4, can effectually avoid the influence of rainwater to this complex film, thereby can improve the complex film and carry out corresponding use under various weather, can carry out corresponding use more degree, through the use of water absorption layer 5, can avoid external impurity to exert an influence to this complex film, through the use of intensity layer 6, can improve the use of this complex film, through the use of epoxy layer 7, can conveniently play anticorrosive effect to it, prevent long-time use, through the use of anti-skidding layer 8, the use of this complex film in practice is convenient, through the use of flame retardant coating 9 and the use of complex layer 10, the use of polyvinyl chloride of this complex film.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A composite acoustic composite membrane comprising a body (1), characterized in that: the anti-static coating is arranged on the lower surface of the main body (1), and an anti-damage layer (3) is arranged on the lower surface of the anti-static layer (2).
2. A composite acoustic composite membrane according to claim 1, wherein: the waterproof PC film layer (4) is arranged on the lower surface of the damage prevention layer (3), and the water absorption layer (5) is arranged on the lower surface of the waterproof PC film layer (4).
3. A composite acoustic composite membrane according to claim 2, wherein: the lower surface of the water absorption layer (5) is provided with a strength layer (6), and the lower surface of the strength layer (6) is provided with an epoxy resin layer (7).
4. A composite acoustic composite membrane according to claim 3, wherein: the anti-slip coating is characterized in that an anti-slip layer (8) is arranged on the lower surface of the epoxy resin layer (7), a flame-retardant layer (9) is arranged on the lower surface of the anti-slip layer (8), and a polyvinyl chloride composite layer (10) is arranged on the lower surface of the flame-retardant layer (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321355354.9U CN220198764U (en) | 2023-05-31 | 2023-05-31 | Composite acoustic composite membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321355354.9U CN220198764U (en) | 2023-05-31 | 2023-05-31 | Composite acoustic composite membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220198764U true CN220198764U (en) | 2023-12-19 |
Family
ID=89139258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321355354.9U Active CN220198764U (en) | 2023-05-31 | 2023-05-31 | Composite acoustic composite membrane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220198764U (en) |
-
2023
- 2023-05-31 CN CN202321355354.9U patent/CN220198764U/en active Active
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| GR01 | Patent grant |