CN104595763A - LED (Light Emitting Diode) lamp with glass lampshade with internally-coated remote fluorescent powder and process - Google Patents

LED (Light Emitting Diode) lamp with glass lampshade with internally-coated remote fluorescent powder and process Download PDF

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Publication number
CN104595763A
CN104595763A CN201510013537.6A CN201510013537A CN104595763A CN 104595763 A CN104595763 A CN 104595763A CN 201510013537 A CN201510013537 A CN 201510013537A CN 104595763 A CN104595763 A CN 104595763A
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CN
China
Prior art keywords
lamp shade
fluorescent powder
glass lamp
coated
led
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Pending
Application number
CN201510013537.6A
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Chinese (zh)
Inventor
赵宁
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Individual
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Individual
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Priority to CN201510013537.6A priority Critical patent/CN104595763A/en
Publication of CN104595763A publication Critical patent/CN104595763A/en
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D129/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Coating compositions based on hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Coating compositions based on derivatives of such polymers
    • C09D129/02—Homopolymers or copolymers of unsaturated alcohols
    • C09D129/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/22—Luminous paints
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F21V3/10—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by coatings
    • F21V3/12—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by coatings the coatings comprising photoluminescent substances
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2227—Oxides; Hydroxides of metals of aluminium
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/002—Physical properties
    • C08K2201/003—Additives being defined by their diameter

Abstract

The invention discloses an LED (Light Emitting Diode) lamp with a glass lampshade with internally-coated remote fluorescent powder and a process. The LED lamp comprises a lamp adapter, a heat dissipater and light emitting chips, wherein one end of the heat dissipater is connected with the lamp adapter, and the light emitting chips are mounted at the other end of the heat dissipater. The LED lamp is characterized in that the glass lampshade with fluorescent powder is mounted outside the light emitting chips and is fixedly arranged at the end, where the light emitting chips are mounted, of the heat dissipater; the internal wall of the glass lampshade with the fluorescent powder is coated with a remote fluorescent powder coating. The invention further discloses a method for coating the fluorescent powder coating. The LED lamp mainly has the following positive effects that the light penetration performance is good, and the light emitting efficiency is higher; the product design is simple, and the lighting range is wider; the consumption of the fluorescent powder is lower; the heat dissipating performance is better, and the LED lamp is safer.

Description

A kind of LED and technique thereof using the glass lamp shade of interior painting long-distance fluorescent powder
Technical field
The present invention relates to technical field of lighting fixtures, especially a kind of LED and technique thereof using the glass lamp shade of interior painting long-distance fluorescent powder.
Background technology
In the light source of traditional LED lamp, wafer applies fluorescent material, although can arrive quality white light, luminous efficiency is low, and light is dazzling and directionality is strong.Along with LED component is to power and integrated development, a large amount of thermal conductances that wafer discharges cause phosphor material powder and serious thermal quenching occur, thus cause the look of white LED light source to drift about.
Use LED long-distance fluorescent powder, owing to there being certain distance between phosphor material powder and wafer, the heat fade impact of the focus that wafer produces on fluorescent material is very little.In addition, LED long-distance fluorescent powder can do the design of any shape and angle, uniform light, and luminous efficiency is high.But existing LED long-distance fluorescent powder light fixture, adopt absolutely mostly long-distance fluorescent powder and macromolecular material mixing and then injection molded, or adopt potsherd, major part is open.Due to integrated through injection molding, fluorescent material consumption is very large, and die cost is higher, and light fixture heat dispersion is bad.
Summary of the invention
For solving the problem, the object of this invention is to provide a kind of LED using the glass lamp shade of interior painting long-distance fluorescent powder.
For realizing above-mentioned goal of the invention, the present invention adopts following technical scheme:
A kind of LED using the glass lamp shade of interior painting long-distance fluorescent powder, it includes lamp holder, radiator, luminescence chip, radiator one end connects with lamp holder, luminescence chip is installed on the other end of radiator, it is characterized in that: the glass lamp shade being provided with band fluorescent material outside luminescence chip, the glass lamp shade of described band fluorescent material is fixed on the one end of the radiator installing luminescence chip; The inwall of the glass lamp shade of described band fluorescent material scribbles long-distance fluorescent powder coating.
Described fluorescent coating is grouped into by the one-tenth of following weight portion: alundum (Al2O3) 5-20 part, fluorescent material 8-15 part, polyvinyl alcohol 5-15 part, pure water 100 parts; Wherein the diameter of alundum (Al2O3) particle is 1-500nm, purity >=99.5%, alcoholysis degree >=85% of polyvinyl alcohol.
Described fluorescent material is the combination of yellow fluorescent powder or redness and green emitting phosphor or combination that is blue and green and red fluorescence powder.Concrete yellow fluorescent powder can be YAG:Ce 3+, LuAG:Ce 3+, Sr 3siO 5: Eu 2+, g-Ca 2siO 4: Ce 3+, CaAlSiN 3: Ce 3+, SrAlSi 4n 7: Ce 3+in one or more.Combination that is red and green emitting phosphor can be SrSi 2n 2o 2: Eu 2+and Sr 2si 5n 8: Eu 2+, SrSi 2n 2o 2: Eu 2+and CaAlSiN 3: Eu 2+, b-Ca 2siO 4: Eu 2+and Sr 2si 5n 8: Eu 2+deng.Combination that is blue and green and red fluorescence powder can be AlN:Eu 2+and SrSi 2n 2o 2: Eu 2+and Sr 2si 5n 8: Eu 2+, AlN:Eu 2+and SrSi 2n 2o 2: Eu 2+and CaAlSiN 3: Eu 2+, b-Ca 2siO 4: Ce 3+and SrSi 2n 2o 2: Eu 2+and Sr 2si 5n 8: Eu 2+deng.
The technique of glass lamp shade inner-wall spraying fluorescent coating, comprises the following steps: alundum (Al2O3) and fluorescent material mixing are added in pure water and stir more than 20 minutes, and put into ultrasonic cleaner ultrasonic more than one hour, make even particle distribution; Polyvinyl alcohol adds in the mixing material of alundum (Al2O3) and yttrium aluminium garnet fluorescent powder, and the hot bath being 70-95 DEG C in temperature adds thermal agitation 1 ~ 2 hour, and polyvinyl alcohol is dissolved completely; Add polyvinyl alcohol dissolve after liquid in vacuum environment, remove bubble, take out after leave standstill 2 ~ 4 hours; Glass lamp shade adopts spraying process or fills with the inner surface that the liquid after leaving standstill is coated in glass lamp shade by painting method or print process, then puts into the drying in oven that temperature is 60-100 DEG C.
A kind of LED using the glass lamp shade of interior painting long-distance fluorescent powder, it includes lamp holder, radiator, luminescence chip, radiator one end connects with lamp holder, luminescence chip is installed on the other end of radiator, it is characterized in that: the glass lamp shade being provided with band long-distance fluorescent powder outside luminescence chip, the glass lamp shade of band long-distance fluorescent powder is fixed on the one end of the radiator having installed chip; In the mounted state, the inwall of the glass lamp shade of described band long-distance fluorescent powder scribbles long-distance fluorescent powder coating; The outer also outer cover that likely installation one is large of glass lamp shade of described band long-distance fluorescent powder is for the protection of effect.
Described luminescence chip arranged outside one encloses reflecting material assembly, and this reflecting material assembly can set size and reflecting angle according to the size of light source size, glass lamp shade.
Be coated with the LED of the glass lamp shade of long-distance fluorescent powder in described above any one uses, it is characterized in that: the material being coated with the glass lamp shade of fluorescent material in described band is high-boron-silicon glass or quartz glass, receive lime glass.
Described above any one uses the interior LED being coated with the glass lamp shade of long-distance fluorescent powder, it is characterized in that: the glass lamp shade top height exceeded above luminescence chip of described band fluorescent material is not more than [Microsoft user 1].
Described above any one uses the interior LED being coated with the glass lamp shade of long-distance fluorescent powder, it is characterized in that: described luminescence chip is blue chip or near ultraviolet chip.
Be coated with the LED of the glass lamp shade of long-distance fluorescent powder in described above any one uses, it is characterized in that: the glass lamp shade of described band fluorescent material is hemispherical or semielliptical shape or half rugby shape or tip.
Be coated with the LED of the glass lamp shade of long-distance fluorescent powder in described above any one uses, it is characterized in that: described outer cover is hemispherical or semielliptical shape or half rugby shape.Material is PC or glass.
Described above any one uses the interior LED being coated with the glass lamp shade of long-distance fluorescent powder, it is characterized in that: described long-distance fluorescent powder is that the mode being coated with or containing painting or electrostatic spraying mode in fire resistant resin in employing water slurry applies.
Described above any one uses the interior LED being coated with the glass lamp shade of long-distance fluorescent powder, it is characterized in that: the thickness of described long-distance fluorescent powder coating is 0.05MM--0.5MM
Be coated with the LED of the glass lamp shade of long-distance fluorescent powder in use described above, it is characterized in that: the material of described outer cover is glass or PC.
Compared with prior art, the present invention mainly contains following good effect:
1, light peneration can be good, and luminous efficiency is better, compares with traditional LED lamp, and luminous efficiency improves more than 30%;
2, simplicity of design, illumination zone is wider, can reach 360 degree of illuminations;
3, be with fluorescent material consumption in the glass lamp shade of fluorescent material less, compare with injection molding manner, more economically;
4, heat dispersion is better, safer.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Fig. 1 is the structural representation of the invention process example 1;
Fig. 2 is the structural representation of the invention process example 2;
Fig. 3 is the structural representation of the invention process example 3;
Fig. 4 is the structural representation of the invention process example 4.
Detailed description of the invention
embodiment 1
Please refer to Fig. 1, a kind of LED using the glass lamp shade of interior painting long-distance fluorescent powder, it includes lamp holder 5, radiator 4, luminescence chip 3, radiator one end connects with lamp holder, luminescence chip is installed on the other end of radiator, it is characterized in that: the glass lamp shade 2 being provided with band fluorescent material outside luminescence chip, the glass lamp shade of described band fluorescent material is fixed on the other end of radiator; In the mounted state, the glass lamp shade of fluorescent material is with to be air seal and to be isolated from the outside out by luminescence chip; The inwall of the glass lamp shade of described band fluorescent material scribbles long-distance fluorescent powder; The glass lamp shade of described band fluorescent material also has one to be arranged on outer cover 1 in the draw-in groove of the radiator other end outward.
Certainly, in this embodiment, outer cover can not use completely, does not affect luminescent properties.
In this embodiment, the material of the glass lamp shade of described band fluorescent material is high-boron-silicon glass or quartz glass, the glass lamp shade top height exceeded above luminescence chip of described band fluorescent material is not more than 25 centimetres, described luminescence chip is blue chip or (closely) ultraviolet chip, the glass lamp shade of described band fluorescent material is semielliptical shape or pointed, described outer cover is spherical part, described long-distance fluorescent powder is coated with in employing water slurry or applies containing the mode of painting or electrostatic spraying mode in fire resistant resin, the thickness of described long-range body fluorescent material is [t2], the material of described outer cover is glass or PC.
embodiment 2
Ask for an interview Fig. 2, a kind of LED of the glass lamp shade of interior painting long-distance fluorescent powder that uses is substantially with embodiment 1, and difference is: the glass lamp shade of described band fluorescent material is semielliptical shape, and described cover upper is spherical part, and bottom is approximate cylindrical.
embodiment 3
Ask for an interview Fig. 3, a kind of LED of the glass lamp shade of interior painting long-distance fluorescent powder that uses is substantially with embodiment 1, and difference is: the glass lamp shade of described band fluorescent material is hemispherical, and described outer cover is hemispherical.
embodiment 4
Ask for an interview Fig. 4, a kind of LED of the glass lamp shade of interior painting long-distance fluorescent powder that uses is substantially with embodiment 1, and difference is: the glass lamp shade of described band fluorescent material is half rugby shape, and described outer cover is half rugby shape.
Through the repetition test of applicant, as long as meet the embodiment of following technical scheme, object of the present invention can be reached.

Claims (10)

1. one kind uses the interior LED being coated with the glass lamp shade of long-distance fluorescent powder, it includes lamp holder, radiator, luminescence chip, radiator one end connects with lamp holder, luminescence chip is installed on the other end of radiator, it is characterized in that: the glass lamp shade being provided with band fluorescent material outside luminescence chip, the glass lamp shade of described band fluorescent material is fixed on the one end of the radiator installing luminescence chip; The inwall of the glass lamp shade of described band fluorescent material scribbles long-distance fluorescent powder coating; Described fluorescent coating is grouped into by the one-tenth of following weight portion: alundum (Al2O3) 5-20 part, fluorescent material 8-15 part, polyvinyl alcohol 5-15 part, pure water 100 parts; Wherein the diameter of alundum (Al2O3) particle is 1-500nm, purity>=99.5%, alcoholysis degree>=85% of polyvinyl alcohol; Described fluorescent material is the combination of yellow fluorescent powder or redness and green emitting phosphor or combination that is blue and green and red fluorescence powder, and concrete yellow fluorescent powder can be YAG:Ce 3+, LuAG:Ce 3+, Sr 3siO 5: Eu 2+, g-Ca 2siO 4: Ce 3+, CaAlSiN 3: Ce 3+, SrAlSi 4n 7: Ce 3+in one or more, combination that is red and green emitting phosphor can be SrSi 2n 2o 2: Eu 2+and Sr 2si 5n 8: Eu 2+, SrSi 2n 2o 2: Eu 2+and CaAlSiN 3: Eu 2+, b-Ca 2siO 4: Eu 2+and Sr 2si 5n 8: Eu 2+,
Combination that is blue and green and red fluorescence powder can be AlN:Eu 2+and SrSi 2n 2o 2: Eu 2+and Sr 2si 5n 8: Eu 2+, AlN:Eu 2+and SrSi 2n 2o 2: Eu 2+and CaAlSiN 3: Eu 2+, b-Ca 2siO 4: Ce 3+and SrSi 2n 2o 2: Eu 2+and Sr 2si 5n 8: Eu 2+.
2. in use according to claim 1, be coated with the LED of the glass lamp shade of long-distance fluorescent powder, it is characterized in that: the arranged outside one of described luminescence chip encloses reflecting material assembly, this reflecting material assembly can set size and reflecting angle according to the size of light source size, glass lamp shade.
3. be coated with the LED of the glass lamp shade of long-distance fluorescent powder in use according to claim 1, it is characterized in that: the material being coated with the glass lamp shade of fluorescent material in described band is high-boron-silicon glass or quartz glass, receive lime glass.
4. be coated with the LED of the glass lamp shade of long-distance fluorescent powder in use according to claim 1, it is characterized in that: the glass lamp shade top height exceeded above luminescence chip of described band fluorescent material is not more than 25 centimetres.
5. be coated with the LED of the glass lamp shade of long-distance fluorescent powder in use according to claim 1, it is characterized in that: described luminescence chip is blue chip or near ultraviolet chip.
6. be coated with the LED of the glass lamp shade of long-distance fluorescent powder in use according to claim 1, it is characterized in that: the glass lamp shade of described fluorescent material is hemispherical or semielliptical shape or half rugby shape or tip.
7. be coated with the LED of the glass lamp shade of long-distance fluorescent powder in use according to claim 1, it is characterized in that: described outer cover is hemispherical or semielliptical shape or half rugby shape, and material is PC or glass.
8. be coated with the LED of the glass lamp shade of long-distance fluorescent powder in use according to claim 1, it is characterized in that: described long-distance fluorescent powder is coated with in employing water slurry or applies containing the mode of painting or electrostatic spraying mode in fire resistant resin.
9. be coated with the LED of the glass lamp shade of long-distance fluorescent powder in use according to claim 1, it is characterized in that: the thickness of described long-distance fluorescent powder coating is 0.05MM--0.5MM.
10. the technique of glass lamp shade inner-wall spraying fluorescent coating, comprises the following steps: alundum (Al2O3) and fluorescent material mixing are added in pure water and stir more than 20 minutes, and put into ultrasonic cleaner ultrasonic more than one hour, make even particle distribution; Polyvinyl alcohol adds in the mixing material of alundum (Al2O3) and yttrium aluminium garnet fluorescent powder, and the hot bath being 70-95 DEG C in temperature adds thermal agitation 1 ~ 2 hour, and polyvinyl alcohol is dissolved completely; Add polyvinyl alcohol dissolve after liquid in vacuum environment, remove bubble, take out after leave standstill 2 ~ 4 hours; Glass lamp shade adopts spraying process or fills with the inner surface that the liquid after leaving standstill is coated in glass lamp shade by painting method or print process, then puts into the drying in oven that temperature is 60-100 DEG C.
CN201510013537.6A 2015-01-12 2015-01-12 LED (Light Emitting Diode) lamp with glass lampshade with internally-coated remote fluorescent powder and process Pending CN104595763A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510013537.6A CN104595763A (en) 2015-01-12 2015-01-12 LED (Light Emitting Diode) lamp with glass lampshade with internally-coated remote fluorescent powder and process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510013537.6A CN104595763A (en) 2015-01-12 2015-01-12 LED (Light Emitting Diode) lamp with glass lampshade with internally-coated remote fluorescent powder and process

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CN104595763A true CN104595763A (en) 2015-05-06

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102221133A (en) * 2010-04-13 2011-10-19 王湘云 Illumination structure
CN102604515A (en) * 2012-03-01 2012-07-25 上海祥羚光电科技发展有限公司 Large-power blue light LED remote exciter lamp cover special-purposed electrostatic spraying yellow fluorescent powder composite white light paint
CN103090307A (en) * 2013-01-28 2013-05-08 南通恺誉照明科技有限公司 Glass lampshade provided with fluorescent powder coating and manufacturing method thereof
CN203240314U (en) * 2013-03-01 2013-10-16 上海嘉塘电子有限公司 Light-emitting diode (LED) lamp with double layers of lampshades
CN203533281U (en) * 2013-10-30 2014-04-09 嘉善天慧光电科技有限公司 Lamp with fluorescent lampshade

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102221133A (en) * 2010-04-13 2011-10-19 王湘云 Illumination structure
CN102604515A (en) * 2012-03-01 2012-07-25 上海祥羚光电科技发展有限公司 Large-power blue light LED remote exciter lamp cover special-purposed electrostatic spraying yellow fluorescent powder composite white light paint
CN103090307A (en) * 2013-01-28 2013-05-08 南通恺誉照明科技有限公司 Glass lampshade provided with fluorescent powder coating and manufacturing method thereof
CN203240314U (en) * 2013-03-01 2013-10-16 上海嘉塘电子有限公司 Light-emitting diode (LED) lamp with double layers of lampshades
CN203533281U (en) * 2013-10-30 2014-04-09 嘉善天慧光电科技有限公司 Lamp with fluorescent lampshade

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Application publication date: 20150506