CN107554000A - Display device shell with moisture absorbing - Google Patents
Display device shell with moisture absorbing Download PDFInfo
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- CN107554000A CN107554000A CN201710959539.3A CN201710959539A CN107554000A CN 107554000 A CN107554000 A CN 107554000A CN 201710959539 A CN201710959539 A CN 201710959539A CN 107554000 A CN107554000 A CN 107554000A
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Abstract
The invention discloses a kind of display device shell with moisture absorbing, including：Central core, it is that bamboo fibre, sisal fiber, bamboo charcoal, expanded graphite and nickel-zinc ferrite expanded graphite are suppressed to be formed；Panel, it includes being fitted in the first panel and second panel on central core two sides, panel by epoxy resin, polycarbonate resin, polyphenylene oxide, acrylic resin, polyvinyl resin sodium metasilicate, ABS resin, Corvic, sodium metasilicate and carborundum mixing hot melt, carry draw wire, mat formation, hot pressing obtains；Wearing layer, it is fitted in first panel or second panel, and wearing layer is to spray to be formed after ceramic particle, alloy powder, bamboo fibre and titania powder mix；And moisture absorption layer, it is fitted in first panel or second panel, and relative with wearing layer, and moisture absorption layer is to spray to be formed after bamboo charcoal, titania powder and sisal fiber mix, the particle diameter of the bamboo charcoal of moisture absorption layer is 0.5 1.5 millimeters, and titania powder particle diameter is 200 2000 nanometers.
Description
Technical field
The present invention relates to sheathing material technical field, it is more particularly related to a kind of aobvious with moisture absorbing
Show device housings.
Background technology
Display device such as housing of TV set, computer display screen shell and outdoor display screen shell are usually used in protection
The design of part in portion, and play certain decorative effect.
Or present display device shell is all plastic product, still plastic sense is extremely strong for light weight, and decorative effect is bad,
Often give people cheap perception；It is all-metal or alloy product, though metal sense is good, structural strength is also enough, relatively stupid
Weight, and elastic recovery capability is poor compared with plastics, slightly collides and just leaves hollow.
In order to reach effect on moisture extraction in existing plastic casing, weep hole is generally set on shell, these weep holes
Dust easily is mixed into, causes display device dust stratification.
Therefore a kind of display device shell with moisture absorbing being prepared by various kinds of resin is designed, plays plastics
Anti- deformation advantage, while metallic element is incorporated, the texture of reinforced plastics, while the moisture absorbing for improving enclosure turns into one
The problem of urgent need to resolve.
The content of the invention
It is an object of the invention to solve at least the above defect, and provide the advantages of at least will be described later.
In order to realize according to object of the present invention and further advantage, the present invention provides a kind of aobvious with moisture absorbing
Show device housings, wherein, including：
Central core, it is after bamboo fibre, sisal fiber, bamboo charcoal, expanded graphite and nickel-zinc ferrite expanded graphite mix
The thickness that compacting is formed is the structure sheaf of 0.5-2 millimeters, wherein, the gross mass of the bamboo charcoal and expanded graphite and the nickel zinc iron
The mass ratio of oxysome expanded graphite is 2:1-2.Bamboo fibre and sisal fiber can improve the bond strength of central core, can be by bamboo
These loose materials of charcoal, expanded graphite and nickel-zinc ferrite expanded graphite are bound up, and avoid device housings from easily dividing
Layer.Nickel-zinc ferrite expanded graphite has good suction wave energy simultaneously, preferably shields electromagnetic interference and inner body fortune
Noise during row, reaches muting function.
Panel, it includes being fitted in the first panel and second panel on the central core two sides respectively, and the panel is by ring
Oxygen tree fat, polycarbonate resin, polyphenylene oxide, acrylic resin, polyvinyl resin sodium metasilicate, ABS resin, Corvic, silicon
After sour sodium and carborundum mixing hot melt, after lifting into tow, stacking is mated formation, and reheating is molded to be obtained；Various kinds of resin combines, energy
The defects of enough avoiding single resin, play the advantage of various kinds of resin.
Wearing layer, it is fitted in the first panel or second panel, and the wearing layer is ceramic particle, comminuted steel shot
End, copper powders, bamboo fibre and titania powder spray the structure sheaf of formation after mixing according to a certain percentage；And ceramics
Grain anti-wear performance is good and porous, and the powder of steel and copper Nano grade is imported into the micropore of ceramic particle, not only enriches ceramics
Particle, and metal-like and weight sense can be brought, while improve anti-wear performance.And bamboo fibre can avoid particle and powder mistake
In scattered.Titanium dioxide can strengthen the deodorization and sterilization ability of wearing layer.Titania powder is hidden in micropore and can kept away simultaneously
Exempt from excessively easily to drop so that better lasting.
Moisture absorption layer, it is fitted in the first panel or second panel, and, the moisture absorption relative with the wearing layer
Layer sprays the structure sheaf of formation after being mixed according to a certain percentage for bamboo charcoal, titania powder and sisal fiber.It is wherein described
The particle diameter of bamboo charcoal in moisture absorption layer is 0.5-1.5 millimeters, and the particle diameter of the titania powder in the moisture absorption layer is 200-2000
Nanometer.Inner side of the moisture absorption layer as shell, the directly part with inside associate, and part is most afraid of to make moist, particularly south moisture regain day
Gas, display device are easy to failure, and bamboo charcoal has a moisture absorption function in itself, and titania powder also have good hygroscopicity and
Heat endurance, after titania powder enters the micropore inside of bamboo charcoal, strengthen steam and assemble in micropore, significantly carry
The moisture sorption effect of high bamboo charcoal.
Preferably, in the described display device shell with moisture absorbing, the panel specifically includes following raw material：
Calculated according to mass percent：
Epoxy resin 10-12%, polycarbonate resin 20-24%, polyphenylene oxide 8-10%, acrylic resin 10-12%, poly- second
Olefine resin 5-8%, sodium metasilicate 10-12%, ABS resin 15-18%, Corvic 10-12%, sodium metasilicate 3-5%, carbonization
Silicon 3-5%, coupling agent 0.1-1%, toughener 0-1%, surfactant 0-1%, antioxidant 0-1% and glass fibre 2-
5%.Various kinds of resin rational proportion combines, and complementary win-win, improving performance, fills up defect.
Preferably, in the described display device shell with moisture absorbing, the ceramic particle is far-infrared ceramic
Particle, particle diameter are 0.05-0.2 millimeters；The titanium dioxide is nano titanium oxide, and particle diameter is 500-2000 nanometers.
Preferably, in the described display device shell with moisture absorbing, the central core is made by the following method
It is standby to obtain：
The bamboo charcoal is ground to the bamboo charcoal particle to form particle diameter 0.5-0.8 millimeters；The expanded graphite is ground to form grain
The expanded graphite particles of footpath 0.5-0.8 millimeters；It is 500-2000 nanometers that the nickel-zinc ferrite expanded graphite is ground into particle diameter
Nickel-zinc ferrite expanded graphite powder.
It is more than 500 nanometers big that the bamboo charcoal particle and expanded graphite particles are carried out with expanding treatment respectively and obtains aperture
Hole bamboo charcoal particle and macropore expanded graphite particles, improve macropore bamboo charcoal particle and macropore expanded graphite particles are swollen to nickel-zinc ferrite
The soakage of swollen graphite.
The macropore bamboo charcoal particle, macropore expanded graphite particles and nickel-zinc ferrite expanded graphite powder are placed in mixing
Carry out being mixed to get mixing material A in device.
It is placed in epoxy resin or acrylic resin and pressurizes after the bamboo fibre and sisal fiber are proportionally mixed
Immersion obtains impregnating fiber after at least 24 hours；Bamboo fibre absorption property itself is splendid, while good physical performance, after soaking resin
Resin can be sucked, increases toughness, while also make it that adhesion strength is higher, can bond by two pieces of panels well.
By the dipping fiber with the mixing material A according to 1:Compacting obtains the center after 2-4 mass ratio mixing
Layer.Rational proportioning make it that the adhesion strength of central core is more preferable, more solid, avoids being layered.
Preferably, in the described display device shell with moisture absorbing, the panel is prepared by the following method
Obtain：
By the epoxy resin, polycarbonate resin, polyphenylene oxide, acrylic resin, polyvinyl resin 5-8%, sodium metasilicate,
ABS resin, Corvic, sodium metasilicate, carborundum, coupling agent, toughener, surfactant, antioxidant and glass
After fiber mixing hot melt, the plastic wire of a diameter of 0.5-3 millimeters is lifted into；Wire drawing improves the tensile property of plastics.
Take diameter 10-20 microns carbon fiber wire and the plastic wire according to 1:3-5 quantity obtains silk than set bunchy
Beam；The toughness and intensity of carbon fiber are high, and carbon fiber wire can improve the toughness and intensity of tow as the beam heart
The tow is laterally mated formation and to form first layer, vertically mat formation to form the second layer again, repeats the first layer and the
Two layers of operation, until being stacked to target thickness, then hot pressing obtains the panel.It is rational mat formation can with balanced transversal and
The mechanical property of longitudinal direction.
Preferably, in the described display device shell with moisture absorbing, the wearing layer is made by the following method
It is standby to obtain：
Step 1: ceramic particle of the selection particle diameter for 0.1-0.2 millimeters, selects comminuted steel shot of the particle diameter for 500-2000 nanometers
End, copper powders of the particle diameter for 500-2000 nanometers are selected, select titania powder of the particle diameter for 500-2000 nanometers.
Step 2: expanding treatment is carried out to the ceramic particle obtains the macropore ceramic particle that aperture is more than 500 nanometers.
Step 3: by the powdered steel, the copper powders and the titania powder according to 4-8:1：0.1 mass ratio
It is mixed to get alloy powder.
Carry out being mixed to get mixing Step 4: the macropore ceramic particle and the alloy powder are placed in mixing arrangement
Material B.
Step 5: the first panel or are sprayed on after the mixing material B, bamboo fibre are mixed with epoxy resin
The wearing layer is obtained on two panels.
Preferably, in the described display device shell with moisture absorbing, the moisture absorption layer is made by the following method
It is standby to obtain：
Bamboo charcoal is ground to the bamboo charcoal particle to form that particle is 0.8-1 millimeters, the bamboo charcoal bulky grain is subjected to expanding treatment
Obtain the macropore bamboo charcoal particle in more than 500 nanometers of aperture.
The titanium dioxide is ground to the titania powder to form that particle diameter is 500-2000 nanometers.
The macropore bamboo charcoal particle and the titania powder are placed in mixing arrangement and carry out being mixed to get mixing material
Expect C.
First face is sprayed on after the mixing material C, sisal fiber, titania powder and epoxy resin are mixed
The moisture absorption layer is obtained on plate or second panel.
Preferably, in the described display device shell with moisture absorbing, the expanding treatment comprises the following steps：
Bamboo charcoal particle or expanded graphite particles are dried to constant weight at 60-65 DEG C, are then 30- in the concentration of volume
Pulled out after soaking 1-1.5 hours in 32% hydrogen peroxide；In the concentration of volume it is 95- by the particle pulled out at 0-3 DEG C
Particle is filtered out after soaking 20-25 minutes in 100% alcohol；To the use of pressure be 1.5-2mpa after the particle natural air drying that filtered out
120-130 DEG C of high-temperature steam rinse 10-15 minutes, then in 60-65 DEG C of drying to the macropore bamboo charcoal particle and swollen
Swollen graphite particle；
Ceramic particle is dried to constant weight at 100-105 DEG C, then in the concentration of volume is 55-60% hydrogen peroxide
Pulled out after immersion 1-1.5 hours；At 0-3 DEG C, by the ceramic particle pulled out in the concentration of volume is 95-100% alcohol
Ceramic particle is filtered out after immersion 20-25 minutes；The 180-200 that pressure is 5-6mpa will be used after ceramic particle natural air drying will be filtered out
DEG C high-temperature steam rinses 15-20 minutes, then in 100-105 DEG C of drying to the macropore ceramic particle.Help to suck
More mixing materials.Behind hydrogen peroxide suction porous material inside, fast decoupled under high-temperature steam, the gas of generation can strut
Aperture.
Preferably, in the described display device shell with moisture absorbing, the mixing arrangement includes：
Rotating disk, its back side center are fixed with rotating shaft, and the side of the rotating disk is provided with gear；
Rectangle roller, its horizontally disposed and one end is perpendicular to the front of the rotating disk and is closed by the rotating disk, the square
The other end of shape roller is provided with closure and freely closed；
Rotary electric machine, it is arranged on the downside of the rotating disk, and is coordinated with the gear to drive rotating disk to rotate；
Vibrating motor, elliptoid eccentric block is fixed with its rotary shaft, the eccentric block withstands on one end of the rotating shaft,
The eccentric block supports the rotating shaft regularity when rotating so that the rotating disk side-to-side vibrations；And
Air pump, it is arranged on the outer wall of the rectangle roller, and is connected with the rectangle drums inside with control pressure.
Preferably, in the described display device shell with moisture absorbing, the wearing layer corresponds to described have
The outside of the display device shell of moisture absorbing, the moisture absorption layer correspond to the inner side of the real world devices shell, the moisture absorption
A plurality of V-type shallow slot is provided with panel corresponding to layer, the V-type shallow slot is arranged in a crossed manner, and the thickness of the V-type shallow slot is the face
/ 6th of plate gross thickness.V-type shallow slot can improve the total of the material that moisture absorption layer is included in the case where not increasing thickness
Amount, so as to improve moisture sorption effect.
The present invention comprises at least following beneficial effect：
The shell of the present invention is using ceramic particle, bamboo charcoal particle and expanded graphite particles as carrier, by nickel-zinc ferrite
Expanded graphite powder, alloy powder, titania powder are adsorbed onto on carrier, then spray to be formed outside wearing layer and moisture absorption layer again
On shell, the performance of this province of material not only can be more played, moreover it is possible to make performance more long-acting durable.
Panel is made using various kinds of resin in the display device shell with moisture absorbing of the present invention, mutual between various resins
Mend so that defect is overcome, advantage is amplified so that obtained shell mechanical property is more preferable, and function is more.
The present invention designs special method and ceramic particle, bamboo charcoal particle and expanded graphite particles is handled to obtain greatly
Porous materials.
The present invention, which designs special vibration stirring device, makes powder enter in the hole of particle.
Further advantage, target and the feature of the present invention embodies part by following explanation, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is the structural representation of the display device shell of the present invention with moisture absorbing；
Fig. 2 is the structural representation of vibration stirring device of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification text
Word can be implemented according to this.
As shown in figure 1, a kind of display device shell with moisture absorbing, including：Central core 1, it is bamboo fibre, sisal hemp
The thickness that formation is suppressed after fiber, bamboo charcoal, expanded graphite and the mixing of nickel-zinc ferrite expanded graphite is the structure of 0.5-2 millimeters
Layer, wherein, the mass ratio of the gross mass of the bamboo charcoal and expanded graphite and the nickel-zinc ferrite expanded graphite is 2:1-2；Institute
The particle diameter for stating bamboo charcoal is 0.2-1 millimeters, and the particle diameter of the nickel-zinc ferrite expanded graphite is 200-2000 nanometers；Panel 2, it is wrapped
The first panel and second panel for being fitted in the two sides of central core 1 respectively are included, the panel 2 is by epoxy resin, poly- carbonic acid tree
Fat, polyphenylene oxide, acrylic resin, polyvinyl resin sodium metasilicate, ABS resin, Corvic, sodium metasilicate and carborundum heat
After molten, after lifting into tow, stacking is mated formation, and reheating is molded to be obtained；Wearing layer, it is fitted in the first panel or second
On panel, the wearing layer 3 be ceramic particle, powdered steel, copper powders, bamboo fibre and titania powder according to a certain percentage
The structure sheaf of formation is sprayed after mixing；And moisture absorption layer 4, it is fitted in the first panel or second panel, and with institute
It is relative to state wearing layer, the moisture absorption layer 4 is to be sprayed after bamboo charcoal, titania powder and sisal fiber mix according to a certain percentage
The structure sheaf of formation, wherein the particle diameter of the bamboo charcoal in the moisture absorption layer is 0.5-1.5 millimeters, the titanium dioxide in the moisture absorption layer
The particle diameter of powder is 200-2000 nanometers.
As shown in Fig. 2 the mixing arrangement includes：Rotating disk 5, its back side center are fixed with rotating shaft 6, the rotating disk 5
Side be provided with gear；Rectangle roller 7, its horizontally disposed and one end is perpendicular to the front of the rotating disk 5 and by the rotating disk 5
Closing, the other end of the rectangle roller 7 are provided with closure and freely closed；Rotary electric machine 8, it is arranged under the rotating disk 5
Side, the gear that the rotating disk more than gear is provided with the central shaft 9 of rotary electric machine coordinate to drive rotating disk to rotate；Vibrating motor
10, be fixed with elliptoid eccentric block 12 in its rotary shaft 11, the eccentric block 12 withstands on one end of the rotating shaft 6, it is described partially
Heart block 12 supports the rotating shaft regularity when rotating so that the side-to-side vibrations of rotating disk 5；And air pump 13, it is arranged on institute
The outer wall of rectangle roller 7 is stated, and is connected with the rectangle drums inside with control pressure.
Embodiment 1
It is prepared by panel：The panel specifically includes following raw material：Calculated by kilogram：
Epoxy resin 10, polycarbonate resin 20, polyphenylene oxide 8, acrylic resin 10, polyvinyl resin 5, sodium metasilicate 10, ABS
Resin 15, Corvic 10, sodium metasilicate 3, carborundum 3, coupling agent 0.1, toughener 0, surfactant 0, antioxidant 0
And glass fibre 2.
By the epoxy resin, polycarbonate resin, polyphenylene oxide, acrylic resin, polyvinyl resin, sodium metasilicate, ABS trees
Fat, Corvic, sodium metasilicate, carborundum, coupling agent, toughener, surfactant, antioxidant and glass fibre mix
After closing hot melt, the plastic wire of a diameter of 0.5-3 millimeters is lifted into；
Take 10 microns of diameter carbon fiber wire and the plastic wire according to 1:3 quantity obtains tow than set bunchy；
The tow is laterally mated formation and to form first layer, vertically mat formation to form the second layer again, repeats the first layer and the
Two layers of operation, until being stacked to 1 centimetre of target thickness, then hot pressing obtains the panel
Embodiment 2
It is prepared by panel：The panel specifically includes following raw material：Calculated by kilogram：
Epoxy resin 12, polycarbonate resin 24, polyphenylene oxide 10, acrylic resin 12, polyvinyl resin 8, sodium metasilicate 12,
ABS resin 18, Corvic 12, sodium metasilicate 5, carborundum 5, coupling agent 1, toughener 1, surfactant 1, antioxidant
1 and glass fibre 5.
By the epoxy resin, polycarbonate resin, polyphenylene oxide, acrylic resin, polyvinyl resin, sodium metasilicate, ABS trees
Fat, Corvic, sodium metasilicate, carborundum, coupling agent, toughener, surfactant, antioxidant and glass fibre mix
After closing hot melt, a diameter of 3 millimeters of plastic wire is lifted into；
Take 20 microns of diameter carbon fiber wire and the plastic wire according to 1:5 quantity obtains tow than set bunchy；
The tow is laterally mated formation and to form first layer, vertically mat formation to form the second layer again, repeats the first layer and the
Two layers of operation, until being stacked to 2 centimetres of target thickness, then hot pressing obtains the panel.
Embodiment 3
The preparation of central core：The bamboo charcoal is ground to the bamboo charcoal particle to form 0.5 millimeter of particle diameter；The expanded graphite is ground
Mill forms the expanded graphite particles of 0.5 millimeter of particle diameter；It is 500 nanometers that the nickel-zinc ferrite expanded graphite is ground into particle diameter
Nickel-zinc ferrite expanded graphite powder；The bamboo charcoal particle and expanded graphite particles carried out with expanding treatment respectively obtain aperture be
More than 500 nanometers of macropore bamboo charcoal particle and macropore expanded graphite particles；By the macropore bamboo charcoal particle, macropore expanded graphite
Grain and nickel-zinc ferrite expanded graphite powder are placed in mixing arrangement and carry out being mixed to get mixing material A；By the bamboo fibre
Pressurization immersion in epoxy resin or acrylic resin is placed in after proportionally mixing with sisal fiber to be impregnated after 24 hours
Fiber；By the dipping fiber with the mixing material A according to 1:Compacting obtains the central core after 2 mass ratio mixing.
Embodiment 4
The preparation of central core：The bamboo charcoal is ground to the bamboo charcoal particle to form 0.8 millimeter of particle diameter；The expanded graphite is ground
Mill forms the expanded graphite particles of 0.8 millimeter of particle diameter；The nickel-zinc ferrite expanded graphite is ground into particle diameter as 2000 nanometers
Nickel-zinc ferrite expanded graphite powder；The bamboo charcoal particle and expanded graphite particles are carried out with expanding treatment respectively and obtains aperture
Macropore bamboo charcoal particle and macropore expanded graphite particles for more than 500 nanometers；By the macropore bamboo charcoal particle, macropore expanded graphite
Particle and nickel-zinc ferrite expanded graphite powder, which are placed in mixing arrangement, to be carried out being mixed to get mixing material A；The bamboo is fine
Peacekeeping sisal fiber is placed in pressurization immersion in epoxy resin or acrylic resin and soaked after 24 hours after proportionally mixing
Stain fiber；By the dipping fiber with the mixing material A according to 1:Compacting obtains the central core after 4 mass ratio mixing.
Embodiment 5
The preparation of wearing layer：Step 1: selection particle diameter is 0.1 millimeter of ceramic particle, selection particle diameter is 500 nanometers of steel
Powder, it is 500 nanometers of copper powders to select particle diameter, and selection particle diameter is 500 nanometers of titania powder；Step 2: to described
Ceramic particle carries out expanding treatment and obtains the macropore ceramic particle that aperture is more than 500 nanometers；Step 3: by the powdered steel,
The copper powders and the titania powder are according to 4:1：0.1 mass ratio is mixed to get alloy powder；Step 4: by described in
Macropore ceramic particle and the alloy powder are according to 2:1 mass ratio, which is placed in mixing arrangement, to carry out being mixed to get mixing material B；Step
Rapid five, by mixing material B, bamboo fibre and the epoxy resin according to 3:1:The first panel is sprayed on after 2 mixing.
Embodiment 6
The preparation of wearing layer：Step 1: ceramic particle of the selection particle diameter for 0.2 millimeter, it is 2000 nanometers to select particle diameter
Powdered steel, it is 2000 nanometers of copper powders to select particle diameter, and selection particle diameter is 2000 nanometers of titania powder；It is Step 2: right
The ceramic particle carries out expanding treatment and obtains the macropore ceramic particle that aperture is more than 500 nanometers；Step 3: by the comminuted steel shot
Last, described copper powders and the titania powder are according to 8:1：0.1 mass ratio is mixed to get alloy powder；Step 4: will
The macropore ceramic particle and the alloy powder are according to 2:Be placed in after the mixing of 1 mass ratio in mixing arrangement be mixed to get it is mixed
Condensation material B；Step 5: by mixing material B, bamboo fibre and the epoxy resin according to 4:1:Described second is sprayed on after 3 mixing
The wearing layer is obtained on panel.
Embodiment 7
Moisture absorption layer is prepared by the following method to obtain：Bamboo charcoal is ground to the bamboo charcoal particle to form that particle is 0.8 millimeter, by institute
State bamboo charcoal bulky grain and carry out expanding treatment and obtain the macropore bamboo charcoal particle in more than 500 nanometers of aperture；The titanium dioxide is ground
Form the titania powder that particle diameter is 500 nanometers；By the macropore bamboo charcoal particle and the titania powder 3:1 mass ratio
It is placed in after mixing in mixing arrangement and carries out being mixed to get mixing material C；By mixing material C, sisal fiber and the epoxy resin
According to according to 4:1:It is sprayed on after 2 mixing in the first panel or second panel and obtains the moisture absorption layer.
Embodiment 8
Moisture absorption layer is prepared by the following method to obtain：Bamboo charcoal is ground to the bamboo charcoal particle to form that particle is 0.8-1 millimeters, will
The bamboo charcoal bulky grain carries out expanding treatment and obtains the macropore bamboo charcoal particle in more than 500 nanometers of aperture；The titanium dioxide is ground
Mill forms the titania powder that particle diameter is 500-2000 nanometers；The macropore bamboo charcoal particle is pressed with the titania powder
According to 4:1 mass ratio, which is placed in mixing arrangement, to carry out being mixed to get mixing material C；By mixing material C, sisal fiber and the epoxy
Resin is according to 5:1:It is sprayed on after the mixing of 2 mass ratioes in the first panel or second panel and obtains the moisture absorption layer.
Embodiment 8
It is prepared by the display device shell with moisture absorbing：
Compacting obtains 0.5 millimeter of central core；Suppress the panel of 1 cm thick；Central core is clipped among two pieces of panels, so
Hot pressing obtains slab afterwards；Spray the wearing layer of 2.5 millimeters thicks and the moisture absorption layer of 2 millimeters thicks respectively on the two sides of slab, it is hot again
Pressure obtains semi-finished product；The display device shell with moisture absorbing will be obtained after semi-finished product sanding.
Embodiment 9
It is prepared by the display device shell with moisture absorbing：
Compacting obtains 2 millimeters of central core；Suppress the panel of 1.5 cm thicks；Central core is clipped among two pieces of panels, so
Hot pressing obtains slab afterwards；Spray the wearing layer of 2 millimeters thicks and the moisture absorption layer of 21.5 millimeters thicks respectively on the two sides of slab, it is hot again
Pressure obtains semi-finished product；The display device shell with moisture absorbing will be obtained after semi-finished product sanding.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With.It can be applied to various suitable the field of the invention completely., can be easily for those skilled in the art
Realize other modification.Therefore it is of the invention and unlimited under the universal limited without departing substantially from claim and equivalency range
In specific details and shown here as the legend with description.
Claims (10)
1. a kind of display device shell with moisture absorbing, wherein, including：
Central core, it is to be suppressed after bamboo fibre, sisal fiber, bamboo charcoal, expanded graphite and nickel-zinc ferrite expanded graphite mix
The thickness of formation is the structure sheaf of 0.5-2 millimeters, wherein, gross mass and the nickel-zinc ferrite of the bamboo charcoal and expanded graphite
The mass ratio of expanded graphite is 2:1-2；
Panel, it includes being fitted in the first panel and second panel on the central core two sides respectively, and the panel is by asphalt mixtures modified by epoxy resin
Fat, polycarbonate resin, polyphenylene oxide, acrylic resin, polyvinyl resin sodium metasilicate, ABS resin, Corvic, sodium metasilicate
And after carborundum mixing hot melt, carry after drawwing wire, stacking is mated formation, and reheating is molded to be obtained；
Wearing layer, it is fitted in the first panel or second panel, and the wearing layer is ceramic particle, powdered steel, copper
Powder, bamboo fibre and titania powder spray the structure sheaf of formation after mixing according to a certain percentage；And
Moisture absorption layer, it is fitted in the first panel or second panel, and relative with the wearing layer, and the moisture absorption layer is
Bamboo charcoal, titania powder and sisal fiber spray the structure sheaf of formation after mixing according to a certain percentage, wherein the moisture absorption
The particle diameter of bamboo charcoal in layer is 0.5-1.5 millimeters, and the particle diameter of the titania powder in the moisture absorption layer is 200-2000 nanometers.
2. there is the display device shell of moisture absorbing as claimed in claim 1, wherein, the panel specifically includes following original
Material：Calculated according to mass percent：
Epoxy resin 10-12%, polycarbonate resin 20-24%, polyphenylene oxide 8-10%, acrylic resin 10-12%, polyethylene tree
Fat 5-8%, sodium metasilicate 10-12%, ABS resin 15-18%, Corvic 10-12%, sodium metasilicate 3-5%, carborundum 3-
5%th, coupling agent 0.1-1%, toughener 0-1%, surfactant 0-1%, antioxidant 0-1% and glass fibre 2-5%.
3. there is the display device shell of moisture absorbing as claimed in claim 1, wherein, the ceramic particle is made pottery for far infrared
Porcelain particle, particle diameter are 0.05-0.2 millimeters；The titanium dioxide is nano titanium oxide, and particle diameter is 500-2000 nanometers.
4. there is the display device shell of moisture absorbing as claimed in claim 1, wherein, the central core is by the following method
It is prepared：
The bamboo charcoal is ground to the bamboo charcoal particle to form particle diameter 0.5-0.8 millimeters；The expanded graphite is ground to form particle diameter
The expanded graphite particles of 0.5-0.8 millimeters；The nickel-zinc ferrite expanded graphite is ground into particle diameter as 500-2000 nanometers
Nickel-zinc ferrite expanded graphite powder；
The bamboo charcoal particle and expanded graphite particles are carried out with expanding treatment respectively and obtains the macropore bamboo that aperture is more than 500 nanometers
Charcoal particle and macropore expanded graphite particles；
The macropore bamboo charcoal particle, macropore expanded graphite particles and nickel-zinc ferrite expanded graphite powder are placed in mixing arrangement
In carry out being mixed to get mixing material A；
The immersion of pressurizeing is placed in epoxy resin or acrylic resin after the bamboo fibre and sisal fiber are proportionally mixed
Obtain impregnating fiber after at least 24 hours；
By the dipping fiber with the mixing material A according to 1:Compacting obtains the central core after 2-4 mass ratio mixing.
5. there is the display device shell of moisture absorbing as claimed in claim 2, wherein, the panel is made by the following method
It is standby to obtain：
By the epoxy resin, polycarbonate resin, polyphenylene oxide, acrylic resin, polyvinyl resin, sodium metasilicate, ABS resin, poly-
Vinyl chloride resin, sodium metasilicate, carborundum, coupling agent, toughener, surfactant, antioxidant and the glass fibre heat of mixing
After molten, the plastic wire of a diameter of 0.5-3 millimeters is lifted into；
Take diameter 10-20 microns carbon fiber wire and the plastic wire according to 1:3-5 quantity obtains tow than set bunchy；
The tow is laterally mated formation and to form first layer, vertically mat formation to form the second layer again, repeats the first layer and the second layer
Operation, until being stacked to target thickness, then hot pressing i.e. obtain the panel.
6. there is the display device shell of moisture absorbing as claimed in claim 1, wherein, the wearing layer is by the following method
It is prepared：
Step 1: ceramic particle of the selection particle diameter for 0.1-0.2 millimeters, selects powdered steel of the particle diameter for 500-2000 nanometers, choosing
The copper powders that particle diameter is 500-2000 nanometers are selected, select titania powder of the particle diameter for 500-2000 nanometers；
Step 2: expanding treatment is carried out to the ceramic particle obtains the macropore ceramic particle that aperture is more than 500 nanometers；
Step 3: by the powdered steel, the copper powders and the titania powder according to 4-8:1：0.1 mass ratio mixing
Obtain alloy powder；
Carry out being mixed to get mixing material Step 4: the macropore ceramic particle and the alloy powder are placed in mixing arrangement
B；
Step 5: the first panel or the second face are sprayed on after the mixing material B, bamboo fibre are mixed with epoxy resin
The wearing layer is obtained on plate.
7. there is the display device shell of moisture absorbing as claimed in claim 1, wherein, the moisture absorption layer is by the following method
It is prepared：
Bamboo charcoal is ground to the bamboo charcoal particle to form that particle is 0.8-1 millimeters, bamboo charcoal bulky grain progress expanding treatment is obtained
The macropore bamboo charcoal particle that more than 500 nanometers of aperture；
The titanium dioxide is ground to the titania powder to form that particle diameter is 500-2000 nanometers；
The macropore bamboo charcoal particle and the titania powder are placed in mixing arrangement and carry out being mixed to get mixing material C；
It is sprayed on after the mixing material C, sisal fiber and epoxy resin are mixed in the first panel or second panel
Obtain the moisture absorption layer.
8. the display device shell with moisture absorbing as described in claim 4 or 5 or 7, wherein, the expanding treatment includes
Following steps：
Bamboo charcoal particle or expanded graphite particles are dried to constant weight at 60-65 DEG C, are then 30-32%'s in the concentration of volume
Pulled out after soaking 1-1.5 hours in hydrogen peroxide；At 0-3 DEG C, the wine for being 95-100% in the concentration of volume by the particle pulled out
Particle is filtered out after soaking 20-25 minutes in essence；The 120-130 that pressure is 1.5-2mpa will be used after the particle natural air drying filtered out
DEG C high-temperature steam rinses 10-15 minutes, then in 60-65 DEG C of drying to the macropore bamboo charcoal particle and expanded graphite
Grain；
Ceramic particle is dried to constant weight at 100-105 DEG C, is then to soak in 55-60% hydrogen peroxide in the concentration of volume
1-1.5 pulled out after hour；At 0-3 DEG C, the ceramic particle pulled out is soaked in the concentration of volume is 95-100% alcohol
20-25 filters out ceramic particle after minute；The 180-200 DEG C of height that pressure is 5-6mpa will be used after ceramic particle natural air drying will be filtered out
Warm steam flush 15-20 minutes, then in 100-105 DEG C of drying to the macropore ceramic particle.
9. the display device shell with moisture absorbing as described in claim 4 or 5 or 7, wherein, the mixing arrangement bag
Include：
Rotating disk, its back side center are fixed with rotating shaft, and the side of the rotating disk is provided with gear；
Rectangle roller, its horizontally disposed and one end are closed perpendicular to the front of the rotating disk and by the rotating disk, the rectangle rolling
The other end of cylinder is provided with closure and freely closed；
Rotary electric machine, it is arranged on the downside of the rotating disk, and is coordinated with the gear to drive rotating disk to rotate；
Vibrating motor, elliptoid eccentric block is fixed with its rotary shaft, the eccentric block withstands on one end of the rotating shaft, described
Eccentric block supports the rotating shaft regularity when rotating so that the rotating disk side-to-side vibrations；And
Air pump, it is arranged on the outer wall of the rectangle roller, and is connected with the rectangle drums inside with control pressure.
10. there is the display device shell of moisture absorbing as claimed in claim 1, wherein, the wearing layer corresponds to described
The outside of display device shell with moisture absorbing, the moisture absorption layer corresponds to the inner side of the real world devices shell, described
A plurality of V-type shallow slot is provided with corresponding to moisture absorption layer on panel, the V-type shallow slot is arranged in a crossed manner, and the thickness of the V-type shallow slot is institute
State 1/6th of panel gross thickness.
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| CN201710959539.3A CN107554000A (en) | 2017-10-16 | 2017-10-16 | Display device shell with moisture absorbing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710959539.3A CN107554000A (en) | 2017-10-16 | 2017-10-16 | Display device shell with moisture absorbing |
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| CN111180186A (en) * | 2020-01-19 | 2020-05-19 | 广安领创华财电子科技有限公司 | Preparation method of ferrite shell new material for inductor |
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Application publication date: 20180109 |