CN206856184U - A kind of high temperature resistant diaphragm - Google Patents
A kind of high temperature resistant diaphragm Download PDFInfo
- Publication number
- CN206856184U CN206856184U CN201720738771.XU CN201720738771U CN206856184U CN 206856184 U CN206856184 U CN 206856184U CN 201720738771 U CN201720738771 U CN 201720738771U CN 206856184 U CN206856184 U CN 206856184U
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- China
- Prior art keywords
- membrane layer
- base membrane
- diaphragm
- high temperature
- temperature resistant
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Abstract
The utility model provides a kind of high temperature resistant diaphragm, belongs to diaphragm production technical field.It solves the technical problems such as existing diaphragm heat resistance is poor.A kind of high temperature resistant diaphragm; this diaphragm includes base membrane layer one, base membrane layer two and base membrane layer three; base membrane layer two is between base membrane layer one and base membrane layer three; some through holes are uniformly offered on base membrane layer two; between base membrane layer one and base membrane layer two, graphite powder is scribbled between base membrane layer three and base membrane layer two, graphite powder is filled with through hole.The utility model has that heat resistance is good, low cost and other advantages.
Description
Technical field
The utility model belongs to diaphragm production technical field, is related to a kind of high temperature resistant diaphragm.
Background technology
Diaphragm can be divided into protective film for digital product, protection film for automobile, family expenses diaphragm, food fresh keeping guarantor according to purposes
Cuticula etc..As the digital products such as mobile phone are in the popularization of China, a kind of system for turning into screen protecting film of diaphragm slowly
Claim, and its function in screen protecting film field is also multifarious, earliest high definition is scratch resistant, to Hong Kong GLAUKE now, 180 degree
It is in one's favour with OK8 functional form diaphragms.
Diaphragm can divide in purposes：Plastic cement diaphragm, protective film for digital product, protection film for automobile, family expenses diaphragm, food
Fresh-keeping diaphragm of product etc..
In the diaphragm of the equipment such as household electrical appliances furniture, automobile, resistance to elevated temperatures is that many home appliances and other electricity consumptions are set
A particularly important index in standby diaphragm, resistance to elevated temperatures is not up to standard, for the electrical equipment using the diaphragm,
In the presence of more serious potential safety hazard.
Utility model content
The purpose of this utility model is to be directed to above mentioned problem existing for existing technology, there is provided a kind of high temperature resistant diaphragm,
Technical problem to be solved in the utility model is by adding graphite powder, to improve the resistance to elevated temperatures of diaphragm.
The purpose of this utility model can be realized by following technical proposal：
A kind of high temperature resistant diaphragm, it is characterised in that this diaphragm includes base membrane layer one, base membrane layer two and base membrane layer three,
The base membrane layer two uniformly offers some through holes between base membrane layer one and base membrane layer three on the base membrane layer two, described
Between base membrane layer one and base membrane layer two, graphite powder is scribbled between base membrane layer three and base membrane layer two, stone is filled with the through hole
Ink powder.
Graphite powder has preferable heat conductivility, by the through hole opened up, on the one hand can improve basement membrane one, base membrane layer two
Connection between the three of base membrane layer three and graphite powder, on the other hand, heat can be enable quickly to be exported by graphite powder,
Heat build-up is avoided to cause to damage to diaphragm.
In a kind of above-mentioned high temperature resistant diaphragm, the graphite powder is adhered to base membrane layer one, base after being mixed with curing agent
In film layer two and base membrane layer three, and cause base membrane layer one, base membrane layer two and the three of base membrane layer three fitting.Curing agent increases graphite
Adhesion is bonded between powder and base membrane layer one, base membrane layer two and basement membrane three, ensures three's fitting.
In a kind of above-mentioned high temperature resistant diaphragm, the thickness of the base membrane layer one is 0.008~0.012mm.
In a kind of above-mentioned high temperature resistant diaphragm, the thickness of the base membrane layer two is 0.008~0.012mm.
In a kind of above-mentioned high temperature resistant diaphragm, the graphite powder is between base membrane layer one and base membrane layer two, base membrane layer
Spreading depth between two and base membrane layer three is between 0.001~0.003mm.
In a kind of above-mentioned high temperature resistant diaphragm, the base membrane layer one and base membrane layer three are PVC film.PVC film is inexpensive,
Better performances, it can preferably be bonded graphite powder.
In a kind of above-mentioned high temperature resistant diaphragm, the base membrane layer two is layer of silica gel.Silica gel has preferable mouldability
Can be with preferable toughness, through hole, which is not easy to be extruded, to be covered.
A kind of production equipment of diaphragm, it is characterised in that this production equipment include blowing roller one, blowing roller two,
Blowing roller three and roller is punctured, the blowing roller one, blowing roller two and blowing roller three draw base membrane layer one, base respectively
Film layer two and base membrane layer three, it is described to puncture roller with the base membrane layer two against the outer surface for puncturing roller is uniformly arranged
There are some tartars.
Base membrane layer two is under the traction of blowing roller two, and by puncturing roller, the tartar punctured on roller can be by basement membrane
The through hole that layer two is uniformly pierced out on diaphragm, diaphragm is formed after being then bonded with base membrane layer one and base membrane layer three.
In a kind of above-mentioned protection membrane production equipment, the both sides up and down of the base membrane layer two are respectively arranged with an extrusion
Device.The extrusion device is in general pressure-type extrusion device, and the mixture of curing agent and graphite powder is extruded and is applied to base
The two sides of film layer two, its structure can be passed through by the pressure of a hydraulic pump control curing agent and the mixture of graphite powder
Nozzle extrudes the limitation in gap, makes the mixture of curing agent and graphite powder extrusion uniform.
In a kind of above-mentioned protection membrane production equipment, tensioning is provided between the blowing roller two and blowing roller one
Roller.The effect of the belt tensioning drum is that base membrane layer two can be kept to have preferable angle with puncturing roller, and guarantee punctures roller
Base membrane layer two can be punctured, roller can't be punctured and impeded.
In a kind of above-mentioned protection membrane production equipment, the both sides of the extrusion device are respectively arranged with a positioning rolls
One and positioning rolls two, base membrane layer two be sandwiched between two registration rollers one, base membrane layer is sandwiched between two positioning rolls two.Positioning
Roller one and positioning rolls two ensure that base membrane layer two is fixed in the position for the mixture for smearing curing agent and graphite powder, prevent from smearing
It is uneven.
In a kind of above-mentioned protection membrane production equipment, described puncture is provided with tartar can be heated in roller
Heater.
The heater is in general resistive heating device, and certain temperature can be provided for tartar, base is punctured to reach
Have during film layer two and receive the effect such as side, burr removing.
Compared with prior art, the utility model has advantages below：
1st, graphite powder has preferable heat conductivility, by the through hole opened up, on the one hand can improve basement membrane one, base membrane layer
Connection between two and the three of base membrane layer three and graphite powder, on the other hand, heat can be enable quickly to be led by graphite powder
Go out, avoid heat build-up from causing to damage to diaphragm.
2nd, curing agent increase graphite powder and the adhesion that is bonded between base membrane layer one, base membrane layer two and basement membrane three, ensure three
Fitting.
3rd, silica gel has preferable processability and preferable toughness, and through hole, which is not easy to be extruded, to be covered.
Brief description of the drawings
Fig. 1 is the transverse sectional view of this diaphragm.
Fig. 2 is the planar structure schematic diagram of this diaphragm.
Fig. 3 is the overall structure diagram of this production equipment.
In figure, 1, base membrane layer one；2nd, base membrane layer two；3rd, base membrane layer three；4th, through hole；51st, blowing roller one；52nd, blowing rolls
Cylinder two；53rd, blowing roller three；6th, roller is punctured；61st, tartar；7th, extrusion device；8th, belt tensioning drum；91st, positioning rolls one；92、
Positioning rolls two.
Embodiment
It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
As depicted in figs. 1 and 2, this diaphragm includes base membrane layer 1, base membrane layer 22 and base membrane layer 33, base membrane layer 22
Between base membrane layer 1 and base membrane layer 33, some through holes 4, base membrane layer 1 and base membrane layer two are uniformly offered on base membrane layer 22
Between 2, graphite powder is scribbled between base membrane layer 33 and base membrane layer 22, graphite powder is filled with through hole 4；Graphite powder has preferable
Heat conductivility, by the through hole 4 opened up, on the one hand can improve basement membrane one, base membrane layer 22 and the three of base membrane layer 33 and stone
Connection between ink powder, on the other hand, heat can be enable quickly to be exported by graphite powder, avoid heat build-up to protection
Film causes to damage.
Graphite powder is adhered to after being mixed with curing agent on base membrane layer 1, base membrane layer 22 and base membrane layer 33, and causes base
Film layer 1, base membrane layer 22 and the three of base membrane layer 33 fitting；Curing agent increase graphite powder and base membrane layer 1, base membrane layer 22 and
Fitting adhesion between basement membrane three, ensures three's fitting；The thickness of base membrane layer 1 is 0.008~0.012mm；Base membrane layer 22
Thickness is 0.008~0.012mm；Graphite powder is between base membrane layer 1 and base membrane layer 22, base membrane layer 22 and base membrane layer 33 it
Between spreading depth between 0.001~0.003mm.
Preferably, base membrane layer 1 and base membrane layer 33 are PVC film；PVC film is inexpensive, a better performances, can be preferable
It is bonded graphite powder；Base membrane layer 22 is layer of silica gel；Silica gel has a preferable processability and preferable toughness, through hole 4 be not easy by
Extruding covers.
As shown in figure 3, this production equipment includes blowing roller 1, blowing roller 2 52, blowing roller 3 53 and punctured
Roller 6, blowing roller 1, blowing roller 2 52 and blowing roller 3 53 draw base membrane layer 1, base membrane layer 22 and base respectively
Film layer 33, roller 6 is punctured with base membrane layer 22 against the outer surface for puncturing roller 6 is evenly arranged with some tartars 61；Base membrane layer
22 under the traction of blowing roller 2 52, and by puncturing roller 6, the tartar 61 punctured on roller 6 can be equal by base membrane layer 22
The even through hole 4 pierced out on diaphragm, diaphragm is formed after being then bonded with base membrane layer 1 and base membrane layer 33.
The both sides up and down of base membrane layer 22 are respectively arranged with an extrusion device 7.The extrusion device 7 is in general pressure-type
Extrusion device 7, the mixture of curing agent and graphite powder is extruded and is applied to the two sides of base membrane layer 22, its structure can lead to
The pressure of the mixture of a hydraulic pump control curing agent and graphite powder is crossed, the limitation in gap is extruded by nozzle, makes solidification
The mixture of agent and graphite powder extrusion is uniform；Belt tensioning drum 8 is provided between blowing roller 2 52 and blowing roller 1.This
The effect of tight roller 8 is that base membrane layer 22 can be kept to have preferable angle with puncturing roller 6, and guarantee punctures roller 6 and can incited somebody to action
Base membrane layer 22 punctures, and can't be punctured roller 6 and impede.
The both sides of extrusion device 7 are respectively arranged with a positioning rolls 1 and positioning rolls 2 92, and base membrane layer 22 is sandwiched in
Between two registration rollers one, base membrane layer is sandwiched between two positioning rolls 2 92；Positioning rolls 1 and positioning rolls 2 92 are protected
Barrier base membrane layer 22 is fixed in the position for the mixture for smearing curing agent and graphite powder, prevents from smearing inequality.
Puncture the heater that is provided with and can be heated to tartar 61 in roller 6；The heater is in general electricity
Heater is hindered, can be that tartar 61 provides certain temperature, have when puncturing base membrane layer 22 to reach and receive side, burr removing etc.
Effect.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (7)
1. a kind of high temperature resistant diaphragm, it is characterised in that this diaphragm includes base membrane layer one (1), base membrane layer two (2) and base membrane layer
Three (3), the base membrane layer two (2) are uniformly opened between base membrane layer one (1) and base membrane layer three (3) on the base membrane layer two (2)
Provided with some through holes (4), between the base membrane layer one (1) and base membrane layer two (2), between base membrane layer three (3) and base membrane layer two (2)
Graphite powder is scribbled, graphite powder is filled with the through hole (4).
2. a kind of high temperature resistant diaphragm according to claim 1, it is characterised in that the graphite powder glues after being mixed with curing agent
Be attached on base membrane layer one (1), base membrane layer two (2) and base membrane layer three (3), and cause base membrane layer one (1), base membrane layer two (2) and
Base membrane layer three (3) three is bonded.
3. a kind of high temperature resistant diaphragm according to claim 2, it is characterised in that the thickness of the base membrane layer one (1) is
0.008~0.012mm.
4. a kind of high temperature resistant diaphragm according to claim 2, it is characterised in that the thickness of the base membrane layer two (2) is
0.008~0.012mm.
A kind of 5. high temperature resistant diaphragm according to claim 2, it is characterised in that the graphite powder in base membrane layer one (1) and
Spreading depth between base membrane layer two (2), between base membrane layer two (2) and base membrane layer three (3) is between 0.001~0.003mm.
6. a kind of high temperature resistant diaphragm according to claim 2, it is characterised in that the base membrane layer one (1) and base membrane layer three
(3) it is PVC film.
7. a kind of high temperature resistant diaphragm according to claim 2, it is characterised in that the base membrane layer two (2) is layer of silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720738771.XU CN206856184U (en) | 2017-06-23 | 2017-06-23 | A kind of high temperature resistant diaphragm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720738771.XU CN206856184U (en) | 2017-06-23 | 2017-06-23 | A kind of high temperature resistant diaphragm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206856184U true CN206856184U (en) | 2018-01-09 |
Family
ID=60828108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720738771.XU Expired - Fee Related CN206856184U (en) | 2017-06-23 | 2017-06-23 | A kind of high temperature resistant diaphragm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206856184U (en) |
-
2017
- 2017-06-23 CN CN201720738771.XU patent/CN206856184U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180109 Termination date: 20210623 |