CN106195781A - A kind of watertight light fitting of excellent radiation performance - Google Patents
A kind of watertight light fitting of excellent radiation performance Download PDFInfo
- Publication number
- CN106195781A CN106195781A CN201610633827.5A CN201610633827A CN106195781A CN 106195781 A CN106195781 A CN 106195781A CN 201610633827 A CN201610633827 A CN 201610633827A CN 106195781 A CN106195781 A CN 106195781A
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- China
- Prior art keywords
- ring
- fixing
- drive circuit
- weight portion
- mounting seat
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- 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
- F21V25/00—Safety devices structurally associated with lighting devices
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/503—Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/508—Cooling arrangements characterised by the adaptation for cooling of specific components of electrical circuits
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
-
- 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
- F21V31/00—Gas-tight or water-tight arrangements
-
- 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
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/04—Provision of filling media
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Paints Or Removers (AREA)
Abstract
nullThe invention discloses the watertight light fitting of a kind of excellent radiation performance，Including ring for fixing，Glass lens is installed additional inside described ring for fixing，And described ring for fixing fixed with the external screw thread on mounting seat top by female thread and is connected，Described mounting seat inwall arranges First terrace and second step face，On described First terrace, reflector is installed successively、Drive circuit board and graphite cake，The surface of described drive circuit board is uniformly arranged LED bulb，And described LED bulb runs through the through hole on reflector surface，And described drive circuit intralaminar part is provided with temperature sensor，On described second step face, heat sink and retainer ring are installed successively，Described heat sink arranges heat radiation grid away from the one side of graphite cake，Described heat radiation grid from surface attach heat dissipation copper pipe，Described heat dissipation copper pipe is connected with water pump by pipeline，Described water pump is fixing with mounting seat to be connected，Described retainer ring is connected with mounting seat by bolt，This device has excellent heat dispersion，Have waterproof ability concurrently simultaneously.
Description
Technical field
The present invention relates to technical field of lamps, the watertight light fitting of a kind of excellent radiation performance.
Background technology
Along with the development of urban beautification, increasing outdoor lightings is used, especially high-power illumination equipment
Usage amount the most, but owing to outdoor environment is the most changeable, so relatively big to the test of light fixture, should ensure that equipment is prevented
Water, will not cause the problems such as short circuit, ensure that equipment has good thermal diffusivity again, it is ensured that equipment will not be because of for a long time because of rainwater
The phenomenon that work causes temperature too high and burns out, but existing light fixture can not have waterproof and superior heat radiation spy mostly concurrently simultaneously
Property, so the scene that environment is the most changeable can not be suitable for, to this end, it is proposed that the watertight light fitting of a kind of excellent radiation performance.
Summary of the invention
It is an object of the invention to provide the watertight light fitting of a kind of excellent radiation performance, to solve above-mentioned background technology carries
The problem gone out.
For achieving the above object, the present invention provides following technical scheme: the watertight light fitting of a kind of excellent radiation performance, including
Ring for fixing, installs glass lens additional, and described ring for fixing is by the external screw thread of female thread with mounting seat top inside described ring for fixing
Fixing connection, described mounting seat inwall arranges First terrace and second step face, described First terrace is installed successively anti-
Tabula rasa, drive circuit board and graphite cake, the surface of described drive circuit board is uniformly arranged LED bulb, and described LED bulb runs through
The through hole on reflector surface, and described drive circuit intralaminar part is provided with temperature sensor, and described second step face is installed successively
Heat sink and retainer ring, described heat sink arranges heat radiation grid away from the one side of graphite cake, pasting from surface of described heat radiation grid
Attached heat dissipation copper pipe, described heat dissipation copper pipe is connected with water pump by pipeline, and described water pump is fixing with mounting seat to be connected, described retainer ring
Being connected with mounting seat by bolt, described water pump and temperature sensor are connected with controller by wire, and described controller is located at
Drive circuit intralaminar part, is provided with thermal dispersant coatings on described heat sink outer wall.
Preferably, water proof ring is all installed between described glass lens and ring for fixing and between heat sink and second step face additional.
Preferably, silica gel paster, and described graphite cake are all installed between described reflector and graphite cake and drive circuit board additional
And fill thermal grease between heat sink and silica gel paster.
Preferably, one end of described ring for fixing inwall arranges fountain head, and one end that ring for fixing inwall is corresponding with fountain head
Arranging water hole, described fountain head is connected with controller.
Preferably, described reflector uses Heat Conduction Material to make, and arranges water of radiation pipeline inside reflector, described heat radiation
Waterpipe is connected with water pump by pipeline.
Compared with prior art, the invention has the beneficial effects as follows: this invention device use structure cleverly realize waterproof and
Take into account while heat radiation, use the mode installing waterproof ring additional that the seal of device interior is effectively ensured, prevent external water source from entering
Device interior, lowers equipment short circuit probability, and uses increase heat sink and set up doing of water of radiation passage inside reflector
Method, it is achieved to drive circuit board and the heat radiation of LED bulb, and device interior installs graphite cake additional, contributes to balanced drive circuit
The temperature of plate each point, prevents single point temperature too high, and all installs silica gel paster additional in drive circuit board both sides, effectively prevents equipment
The problem of short circuit, does not affect heat radiation simultaneously, and arranges heat radiation grid on heat sink, accelerates heat radiation, and in heat radiation grid
Install heat dissipation copper pipe additional, contribute to equipment fast cooling, and this equipment installs fountain head and water hole inside ring for fixing additional, has
Cleaning lens surface spot and the ability of hydrops.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram.
In figure: 1 ring for fixing, 2 mounting seats, 3 glass lens, 4 retainer ring, 5 heat radiation grid, 6 water pumps, 7 heat dissipation copper pipes, 8 dissipate
Hot plate, 9 graphite cakes, 10 drive circuit boards, 11 silica gel pasters, 12 LED bulb, 13 reflectors, 14 fountain heads, 15 water holes, 16
Water of radiation passage.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Referring to Fig. 1, the present invention provides a kind of technical scheme: the watertight light fitting of a kind of excellent radiation performance, including fixing
Circle 1, ring for fixing 1 is internal install glass lens 3 additional, and ring for fixing 1 by female thread with the external screw thread on mounting seat 2 top fixing even
Connecing, mounting seat 2 inwall arranges First terrace and second step face, First terrace is installed reflector 13 successively, drives electricity
Road plate 10 and graphite cake 9, the surface of drive circuit board 10 is uniformly arranged LED bulb 12, and LED bulb 12 runs through reflector 13 table
It is provided with temperature sensor inside the through hole in face, and drive circuit board 10, detects the surface temperature of drive circuit board 10 in real time, help
Taking different cooling methods in equipment, second step face is installed heat sink 8 and retainer ring 4 successively, heat sink 8 is away from graphite
The one side of plate 9 arrange heat radiation grid 5, increase area of dissipation, accelerate heat radiation, heat radiation grid 5 from surface attach heat dissipation copper pipe 7,
Heat dissipation copper pipe 7 is connected with water pump 6, by the way of water-cooled by pipeline, it is achieved the fast prompt drop heat of equipment, water pump 6 and mounting seat 2
Fixing connection, retainer ring 4 is connected with mounting seat 2 by bolt, and water pump 6 and temperature sensor are connected with controller by wire,
It is internal that controller is located at drive circuit board 10, it is achieved the automatization of equipment cooling, between glass lens 3 and ring for fixing 1 and heat radiation
All install water proof ring between plate 8 and second step face additional, be effectively increased the seal of equipment, prevent inside external water access arrangement,
All install silica gel paster 11 between reflector 13 and graphite cake 9 and drive circuit board 10 additional, prevent equipment short circuit, do not affect simultaneously and set
Standby heat radiation, and fill thermal grease between graphite cake 9 and heat sink 8 and silica gel paster 11, it is ensured that graphite cake 9 and heat sink 8 and
The order of contact of silica gel paster 11, enables heat to be passed with maximal rate, it is ensured that the radiating effect of equipment, ring for fixing 1 inwall
One end fountain head 14 is set, and ring for fixing 1 inwall one end corresponding with fountain head 14 arranges water hole 15, fountain head 14 and control
Device processed connects, it is achieved the timing decontamination function on equipment glass lens 3 surface, and effectively prevents glass lens 3 surface area water, instead
Tabula rasa 13 uses Heat Conduction Material to make, and the internal water of radiation pipeline 16 that arranges of reflector 13, water of radiation pipeline 16 by pipeline with
Water pump 6 connects, and takes away the heat within reflector 13, thus realize the cooling to LED bulb 12 by the way of water circulates.
The present invention is provided with thermal dispersant coatings on described heat sink 8 outer wall.
Below by way of specific embodiment, the composition of the thermal dispersant coatings of the present invention is further described:
Embodiment 1
Thermal dispersant coatings of the present invention, includes following components by weight:
Thermal dispersant coatings of the present invention is prepared by the following method, and comprises the steps:
A, by water-borne acrylic resin, polycarbonate waterborne polyurethane, comprise modified Nano particle organic siliconresin,
Ludox and water mixing and stirring；
B, when stirring add heat filling, auxiliary agent, stir, resulting dispersion system；
C, dispersion in step B being added in paint grinder mill and be ground to 30-50 μm, ultrasonic disperse is uniformly.
Wherein said polycarbonate waterborne polyurethane is prepared by the following method:
The PCDL of 1000 weight portions is added in the container of belt stirrer, be warmed up to 90 DEG C, distillation 0.5 of reducing pressure
Hour, it is cooled to 70 DEG C, adds 280 weight portion 2,4 toluene diisocyanates, vacuum dehydration 0.5 hour, be passed through nitrogen, add
400 weight portions enter isophorone diisocyanate, react 2 hours, add the acetone of 75 weight portions, be cooled to 30 DEG C at 80 DEG C,
Add in the triethylamine of 85 weight portions and react 15 minutes, adding 25 weight portion N-methyl pyrrole network alkanone, at 50 DEG C, reacting 0.5
Hour, add 80 weight portion butanone and 145 weight portions 1,4-butanediol, react 1 hour, add 1000 parts by weight of deionized water and
95 weight portion trifluoroacetic acids, dispersed with stirring is uniform,.
The wherein said organic siliconresin comprising modified Nano particle is prepared by the following method:
A, take MTES 50 weight portion, add in 650-part water, add the Catalyzed by Formic Acid of 0.05 weight portion
Agent, hydrolyzes 1 hour at 0 DEG C, is warming up to 70 DEG C and carries out polyreaction, and reaction carries out decompression distillation after terminating, obtain organosilicon
Resin；
B, by the organic siliconresin in step A, 1-Trifluoromethyl-1,3 butadiene 10 weight portions, titanate catalyst 0.2
Weight portion and ethyl acetate 12 weight portion mix homogeneously, under the protection of argon, be heated to 110 DEG C of dehydration condensations 1 hour,
Obtain modified organic silicone resin；
C, the modified organic silicone resin in step B is warming up to 80 DEG C, adds 3 parts of silester and react 1 hour, reaction knot
Lowering the temperature after bundle, decompression is distilled off solvent, must comprise the organic siliconresin of modified Nano particle.
Heretofore described heat filling by weight percentage by 0.02% CNT, the Nickel Aluminium Alloy Powder of 10%,
The aluminium nitride composition of the argentum powder of 2%, the gallium nitride of 20% and 67.98%.Wherein said CNT processes through following methods:
Being added by CNT appropriate, volume ratio is the dense H of 3: 12SO4With dense HNO3Nitration mixture in, clean to neutral after 80 DEG C of acidifying 2h
And be vacuum dried.
Described auxiliary agent is high 270 polyether silicones of wetting agent enlightening.
Embodiment 2
Thermal dispersant coatings of the present invention, includes following components by weight:
Thermal dispersant coatings of the present invention is prepared by the following method, and comprises the steps:
A, by water-borne acrylic resin, polycarbonate waterborne polyurethane, comprise modified Nano particle organic siliconresin,
Ludox and water mixing and stirring；
B, when stirring add heat filling, auxiliary agent, stir, resulting dispersion system；
C, dispersion in step B being added in paint grinder mill and be ground to 30-50 μm, ultrasonic disperse is uniformly.
Wherein said polycarbonate waterborne polyurethane is prepared by the following method:
The PCDL of 1000 weight portions is added in the container of belt stirrer, be warmed up to 90 DEG C, distillation 0.5 of reducing pressure
Hour, it is cooled to 70 DEG C, adds 280 weight portion 2,4 toluene diisocyanates, vacuum dehydration 0.5 hour, be passed through nitrogen, add
400 weight portions enter isophorone diisocyanate, react 2 hours, add the acetone of 75 weight portions, be cooled to 30 DEG C at 80 DEG C,
Add in the triethylamine of 85 weight portions and react 15 minutes, adding 25 weight portion N-methyl pyrrole network alkanone, at 50 DEG C, reacting 0.5
Hour, add 80 weight portion butanone and 145 weight portions 1,4-butanediol, react 1 hour, add 1000 parts by weight of deionized water and
95 weight portion trifluoroacetic acids, dispersed with stirring is uniform,.
The wherein said organic siliconresin comprising modified Nano particle is prepared by the following method:
A, take MTES 80 weight portion, add in 950 parts of water, add the Catalyzed by Formic Acid agent of 0.4 weight portion,
Hydrolyzing 5 hours at 5 DEG C, be warming up to 90 DEG C and carry out polyreaction, reaction carries out decompression distillation after terminating, obtain organosilicon tree
Fat；
B, by the organic siliconresin in step A, 1-Trifluoromethyl-1,3 butadiene 20 weight portions, titanate catalyst 0.8
Weight portion and ethyl acetate 22 weight portion mix homogeneously, under the protection of argon, be heated to 120 DEG C of dehydration condensations 3 hours,
Obtain modified organic silicone resin；
C, the modified organic silicone resin in step B is warming up to 90 DEG C, adds 12 parts of silester and react 2 hours, reaction
Lowering the temperature after end, decompression is distilled off solvent, must comprise the organic siliconresin of modified Nano particle.
Heretofore described heat filling by weight percentage by 0.2% CNT, the Nickel Aluminium Alloy Powder of 30%,
The aluminium nitride composition of the argentum powder of 1.8%, the gallium nitride of 20% and 48%.Wherein said CNT processes through following methods:
Being added by CNT appropriate, volume ratio is the dense H of 3: 12SO4With dense HNO3Nitration mixture in, clean to neutral after 80 DEG C of acidifying 2h
And be vacuum dried.
Wherein the auxiliary agent described in 4 weight portions includes 0.2 weight portion wetting agent, 1 parts per weight dispersing agent, 2.8 weight portion film forming
Auxiliary agent.Described wetting agent is high 270 polyether silicones of enlightening, and described dispersant is BYK-190 dispersant, and described coalescents is
Lauryl Alcohol ester.
Embodiment 3
Thermal dispersant coatings of the present invention, includes following components by weight:
Thermal dispersant coatings of the present invention is prepared by the following method, and comprises the steps:
A, by water-borne acrylic resin, polycarbonate waterborne polyurethane, comprise modified Nano particle organic siliconresin,
Ludox and water mixing and stirring；
B, when stirring add heat filling, auxiliary agent, stir, resulting dispersion system；
C, dispersion in step B being added in paint grinder mill and be ground to 30-50 μm, ultrasonic disperse is uniformly.
Wherein said polycarbonate waterborne polyurethane is prepared by the following method:
The PCDL of 1000 weight portions is added in the container of belt stirrer, be warmed up to 90 DEG C, distillation 0.5 of reducing pressure
Hour, it is cooled to 70 DEG C, adds 280 weight portion 2,4 toluene diisocyanates, vacuum dehydration 0.5 hour, be passed through nitrogen, add
400 weight portions enter isophorone diisocyanate, react 2 hours, add the acetone of 75 weight portions, be cooled to 30 DEG C at 80 DEG C,
Add in the triethylamine of 85 weight portions and react 15 minutes, adding 25 weight portion N-methyl pyrrole network alkanone, at 50 DEG C, reacting 0.5
Hour, add 80 weight portion butanone and 145 weight portions 1,4-butanediol, react 1 hour, add 1000 parts by weight of deionized water and
95 weight portion trifluoroacetic acids, dispersed with stirring is uniform,.
The wherein said organic siliconresin comprising modified Nano particle is prepared by the following method:
A, take MTES 65 weight portion, add in 800 parts of water, add the Catalyzed by Formic Acid agent of 0.2 weight portion,
Hydrolyzing 2 hours at 2 DEG C, be warming up to 80 DEG C and carry out polyreaction, reaction carries out decompression distillation after terminating, obtain organosilicon tree
Fat；
B, by the organic siliconresin in step A, 1-Trifluoromethyl-1,3 butadiene 15 weight portions, titanate catalyst 0.5
Weight portion and ethyl acetate 16 weight portion mix homogeneously, under the protection of argon, be heated to 115 DEG C of dehydration condensations 2 hours,
Obtain modified organic silicone resin；
C, the modified organic silicone resin in step B is warming up to 85 DEG C, adds 5 parts of silester and react 1.5 hours, reaction
Lowering the temperature after end, decompression is distilled off solvent, must comprise the organic siliconresin of modified Nano particle.
Heretofore described heat filling by weight percentage by 0.1% CNT, the Nickel Aluminium Alloy Powder of 20%,
The aluminium nitride composition of the argentum powder of 1%, the gallium nitride of 15% and 63.9%.Wherein said CNT processes through following methods:
Being added by CNT appropriate, volume ratio is the dense H of 3: 12SO4With dense HNO3Nitration mixture in, clean to neutral after 80 DEG C of acidifying 2h
And be vacuum dried.
Wherein the auxiliary agent described in 2 weight portions includes 0.2 weight portion wetting agent, 0.3 parts per weight dispersing agent, 1 weight portion film forming
Auxiliary agent, 0.1 weight portion defoamer, 0.4 weight portion rheological agent.Described wetting agent is high 270 polyether silicones of enlightening, described dispersion
Agent is BYK-190 dispersant, and described coalescents is Lauryl Alcohol ester, and described defoamer is BYK-014 defoamer, described rheology
Agent is high 450 levelling agents of enlightening.
Embodiment 4
Thermal dispersant coatings of the present invention, includes following components by weight:
Thermal dispersant coatings of the present invention is prepared by the following method, and comprises the steps:
A, by water-borne acrylic resin, polycarbonate waterborne polyurethane, comprise modified Nano particle organic siliconresin,
Ludox and water mixing and stirring；
B, when stirring add heat filling, auxiliary agent, stir, resulting dispersion system；
C, dispersion in step B being added in paint grinder mill and be ground to 30-50 μm, ultrasonic disperse is uniformly.
Wherein said polycarbonate waterborne polyurethane is prepared by the following method:
The PCDL of 1000 weight portions is added in the container of belt stirrer, be warmed up to 90 DEG C, distillation 0.5 of reducing pressure
Hour, it is cooled to 70 DEG C, adds 280 weight portion 2,4 toluene diisocyanates, vacuum dehydration 0.5 hour, be passed through nitrogen, add
400 weight portions enter isophorone diisocyanate, react 2 hours, add the acetone of 75 weight portions, be cooled to 30 DEG C at 80 DEG C,
Add in the triethylamine of 85 weight portions and react 15 minutes, adding 25 weight portion N-methyl pyrrole network alkanone, at 50 DEG C, reacting 0.5
Hour, add 80 weight portion butanone and 145 weight portions 1,4-butanediol, react 1 hour, add 1000 parts by weight of deionized water and
95 weight portion trifluoroacetic acids, dispersed with stirring is uniform,.
The wherein said organic siliconresin comprising modified Nano particle is prepared by the following method:
A, take MTES 50 weight portion, add in 950 parts of water, add the Catalyzed by Formic Acid of 0.05 weight portion
Agent, hydrolyzes 1 hour at 0 DEG C, is warming up to 90 DEG C and carries out polyreaction, and reaction carries out decompression distillation after terminating, obtain organosilicon
Resin；
B, by the organic siliconresin in step A, 1-Trifluoromethyl-1,3 butadiene 10 weight portions, titanate catalyst 0.2
Weight portion and ethyl acetate 15 weight portion mix homogeneously, under the protection of argon, be heated to 110 DEG C of dehydration condensations 1 hour,
Obtain modified organic silicone resin；
C, the modified organic silicone resin in step B is warming up to 80 DEG C, adds 3 parts of silester and react 1 hour, reaction knot
Lowering the temperature after bundle, decompression is distilled off solvent, must comprise the organic siliconresin of modified Nano particle.
Heretofore described heat filling by weight percentage by 0.05% CNT, the Nickel Aluminium Alloy Powder of 30%,
The aluminium nitride composition of the argentum powder of 0.55%, the gallium nitride of 10% and 59.4%.Wherein said CNT is at following methods
Reason: being added by CNT appropriate, volume ratio is the dense H of 3: 12SO4With dense HNO3Nitration mixture in, 80 DEG C acidifying 2h after clean to
Neutrality is also vacuum dried.
Wherein the auxiliary agent described in 0.2 weight portion is 0.05 wetting agent, 0.15 coalescents.Described wetting agent is that enlightening is high
270 polyether silicones, described coalescents is Lauryl Alcohol ester.
Embodiment 5
Thermal dispersant coatings of the present invention, includes following components by weight:
Thermal dispersant coatings of the present invention is prepared by the following method, and comprises the steps:
A, by water-borne acrylic resin, polycarbonate waterborne polyurethane, comprise modified Nano particle organic siliconresin,
Ludox and water mixing and stirring；
B, when stirring add heat filling, auxiliary agent, stir, resulting dispersion system；
C, dispersion in step B being added in paint grinder mill and be ground to 30-50 μm, ultrasonic disperse is uniformly.
Wherein said polycarbonate waterborne polyurethane is prepared by the following method:
The PCDL of 1000 weight portions is added in the container of belt stirrer, be warmed up to 90 DEG C, distillation 0.5 of reducing pressure
Hour, it is cooled to 70 DEG C, adds 280 weight portion 2,4 toluene diisocyanates, vacuum dehydration 0.5 hour, be passed through nitrogen, add
400 weight portions enter isophorone diisocyanate, react 2 hours, add the acetone of 75 weight portions, be cooled to 30 DEG C at 80 DEG C,
Add in the triethylamine of 85 weight portions and react 15 minutes, adding 25 weight portion N-methyl pyrrole network alkanone, at 50 DEG C, reacting 0.5
Hour, add 80 weight portion butanone and 145 weight portions 1,4-butanediol, react 1 hour, add 1000 parts by weight of deionized water and
95 weight portion trifluoroacetic acids, dispersed with stirring is uniform,.
The wherein said organic siliconresin comprising modified Nano particle is prepared by the following method:
A, take MTES 60 weight portion, add in 700 parts of water, add the Catalyzed by Formic Acid agent of 0.1 weight portion,
Hydrolyzing 2 hours at 1 DEG C, be warming up to 75 DEG C and carry out polyreaction, reaction carries out decompression distillation after terminating, obtain organosilicon tree
Fat；
B, by the organic siliconresin in step A, 1-Trifluoromethyl-1,3 butadiene 18 weight portions, titanate catalyst 0.3
Weight portion and ethyl acetate 14 weight portion mix homogeneously, under the protection of argon, be heated to 115 DEG C of dehydration condensations 2 hours,
Obtain modified organic silicone resin；
C, the modified organic silicone resin in step B is warming up to 85 DEG C, adds 6 parts of silester and react 1.5 hours, reaction
Lowering the temperature after end, decompression is distilled off solvent, must comprise the organic siliconresin of modified Nano particle.
Heretofore described heat filling by weight percentage by 0.15% CNT, the Nickel Aluminium Alloy Powder of 30%,
The aluminium nitride composition of the argentum powder of 0.5%, the gallium nitride of 5% and 64.35%.Wherein said CNT is at following methods
Reason: being added by CNT appropriate, volume ratio is the dense H of 3: 12SO4With dense HNO3Nitration mixture in, 80 DEG C acidifying 2h after clean to
Neutrality is also vacuum dried.
Wherein the auxiliary agent described in 4 weight portions is for including that 0.1 weight portion wetting agent, 0.2 parts per weight dispersing agent, 2 weight portions become
Film auxiliary agent, 0.3 weight portion defoamer and 1.4 weight portion rheological agents.Described wetting agent is high 270 polyether silicones of enlightening, described
Dispersant is BYK-190 dispersant, and described coalescents is Lauryl Alcohol ester, and described defoamer is BYK-014 defoamer, described
Rheological agent is high 450 levelling agents of enlightening.
Described anticorrosive packing is zinc phosphate.
Embodiment 6
Thermal dispersant coatings of the present invention, includes following components by weight:
Thermal dispersant coatings of the present invention is prepared by the following method, and comprises the steps:
A, by water-borne acrylic resin, polycarbonate waterborne polyurethane, comprise modified Nano particle organic siliconresin,
Ludox and water mixing and stirring；
B, when stirring add heat filling, auxiliary agent, stir, resulting dispersion system；
C, dispersion in step B being added in paint grinder mill and be ground to 30-50 μm, ultrasonic disperse is uniformly.
Wherein said polycarbonate waterborne polyurethane is prepared by the following method:
The PCDL of 1000 weight portions is added in the container of belt stirrer, be warmed up to 90 DEG C, distillation 0.5 of reducing pressure
Hour, it is cooled to 70 DEG C, adds 280 weight portion 2,4 toluene diisocyanates, vacuum dehydration 0.5 hour, be passed through nitrogen, add
400 weight portions enter isophorone diisocyanate, react 2 hours, add the acetone of 75 weight portions, be cooled to 30 DEG C at 80 DEG C,
Add in the triethylamine of 85 weight portions and react 15 minutes, adding 25 weight portion N-methyl pyrrole network alkanone, at 50 DEG C, reacting 0.5
Hour, add 80 weight portion butanone and 145 weight portions 1,4-butanediol, react 1 hour, add 1000 parts by weight of deionized water and
95 weight portion trifluoroacetic acids, dispersed with stirring is uniform,.
The wherein said organic siliconresin comprising modified Nano particle is prepared by the following method:
A, take MTES 70 weight portion, add in 800 parts of water, add the Catalyzed by Formic Acid agent of 0.3 weight portion,
Hydrolyzing 3 hours at 3 DEG C, be warming up to 80 DEG C and carry out polyreaction, reaction carries out decompression distillation after terminating, obtain organosilicon tree
Fat；
B, by the organic siliconresin in step A, 1-Trifluoromethyl-1,3 butadiene 13 weight portions, titanate catalyst 0.4
Weight portion and ethyl acetate 20 weight portion mix homogeneously, under the protection of argon, be heated to 110 DEG C of dehydration condensations 1 hour,
Obtain modified organic silicone resin；
C, the modified organic silicone resin in step B is warming up to 80 DEG C, adds 3 parts of silester and react 1 hour, reaction knot
Lowering the temperature after bundle, decompression is distilled off solvent, must comprise the organic siliconresin of modified Nano particle.
Heretofore described heat filling by weight percentage by 0.2% CNT, the Nickel Aluminium Alloy Powder of 25%,
The aluminium nitride composition of the argentum powder of 1%, the gallium nitride of 16% and 57.8%.Wherein said CNT processes through following methods:
Being added by CNT appropriate, volume ratio is the dense H of 3: 12SO4With dense HNO3Nitration mixture in, clean to neutral after 80 DEG C of acidifying 2h
And be vacuum dried.
Wherein the auxiliary agent described in 0.2 weight portion is 0.1 weight portion wetting agent, 0.1 parts per weight dispersing agent.Described wetting agent
For high 270 polyether silicones of enlightening, described dispersant is BYK-190 dispersant.
Described anticorrosive packing is the mixture of zinc phosphate, modified zinc phosphate.
Embodiment 7
Thermal dispersant coatings of the present invention, includes following components by weight:
Thermal dispersant coatings of the present invention is prepared by the following method, and comprises the steps:
A, by water-borne acrylic resin, polycarbonate waterborne polyurethane, comprise modified Nano particle organic siliconresin,
Ludox and water mixing and stirring；
B, when stirring add heat filling, auxiliary agent, stir, resulting dispersion system；
C, dispersion in step B being added in paint grinder mill and be ground to 30-50 μm, ultrasonic disperse is uniformly.
Wherein said polycarbonate waterborne polyurethane is prepared by the following method:
The PCDL of 1000 weight portions is added in the container of belt stirrer, be warmed up to 90 DEG C, distillation 0.5 of reducing pressure
Hour, it is cooled to 70 DEG C, adds 280 weight portion 2,4 toluene diisocyanates, vacuum dehydration 0.5 hour, be passed through nitrogen, add
400 weight portions enter isophorone diisocyanate, react 2 hours, add the acetone of 75 weight portions, be cooled to 30 DEG C at 80 DEG C,
Add in the triethylamine of 85 weight portions and react 15 minutes, adding 25 weight portion N-methyl pyrrole network alkanone, at 50 DEG C, reacting 0.5
Hour, add 80 weight portion butanone and 145 weight portions 1,4-butanediol, react 1 hour, add 1000 parts by weight of deionized water and
95 weight portion trifluoroacetic acids, dispersed with stirring is uniform,.
The wherein said organic siliconresin comprising modified Nano particle is prepared by the following method:
A, take MTES 60 weight portion, add in 750 parts of water, add the Catalyzed by Formic Acid agent of 0.2 weight portion,
Hydrolyzing 3 hours at 2 DEG C, be warming up to 75 DEG C and carry out polyreaction, reaction carries out decompression distillation after terminating, obtain organosilicon tree
Fat；
B, by the organic siliconresin in step A, 1-Trifluoromethyl-1,3 butadiene 13 weight portions, titanate catalyst 0.3
Weight portion and ethyl acetate 18 weight portion mix homogeneously, under the protection of argon, be heated to 120 DEG C of dehydration condensations 3 hours,
Obtain modified organic silicone resin；
C, the modified organic silicone resin in step B is warming up to 90 DEG C, adds 12 parts of silester and react 2 hours, reaction
Lowering the temperature after end, decompression is distilled off solvent, must comprise the organic siliconresin of modified Nano particle.
Heretofore described heat filling by weight percentage by 0.02% CNT, the Nickel Aluminium Alloy Powder of 28%,
The aluminium nitride composition of the argentum powder of 0.8%, the gallium nitride of 15% and 56.18%.Wherein said CNT is at following methods
Reason: being added by CNT appropriate, volume ratio is the dense H of 3: 12SO4With dense HNO3Nitration mixture in, 80 DEG C acidifying 2h after clean to
Neutrality is also vacuum dried.
Wherein the auxiliary agent described in 2 weight portions is that 0.2 weight portion wetting agent, 0.1 parts per weight dispersing agent, 1 weight portion film forming help
Agent, 0.2 weight portion defoamer and 0.5 weight portion rheological agent.Described wetting agent is high 270 polyether silicones of enlightening, described dispersion
Agent is BYK-190 dispersant, and described coalescents is Lauryl Alcohol ester, and described defoamer is BYK-014 defoamer, described rheology
Agent is high 450 levelling agents of enlightening.
Wherein anticorrosive packing described in 6 weight portions includes 2 parts by weight of phosphoric acid zinc, 1 part by weight modified zinc phosphate and 3 weight portion molybdenums
The mixture of acid zinc.
The heat dispersion of thermal dispersant coatings of the present invention is verified further by tests below:
Take 8 pieces of aluminium bases to mark respectively, plate 1, plate 2, plate 3, plate 4, plate 5, plate 6, plate 7, plate 8；Wherein plate 1 is not coated with heat-radiation coating
Layer, plate 2-8 surface is coated with the thermal dispersant coatings in embodiment of the present invention 1-7 the most successively, after solidification detects its performance；By plate
1 to plate 8 is positioned in heating plate, be sequentially adjusted in temperature 50 C, 80 DEG C, 100 DEG C, 150 DEG C, 200 DEG C, 250 DEG C, 300 DEG C, every time
After homoiothermic, balancing and within 60 minutes, be further continued for being heated to next temperature, utilize temperature measurer record temperature, result is as shown in table 1, room temperature 25
℃。
Table 1
| Initial temperature DEG C | 50 | 80 | 100 | 150 | 200 | 250 | 300 |
| After plate 1 balances 60 minutes | 38 | 65 | 78 | 121 | 155 | 198 | 243 |
| After plate 2 balances 60 minutes | 26 | 50 | 58 | 83 | 110 | 160 | 201 |
| After plate 3 balances 60 minutes | 22 | 48 | 56 | 80 | 105 | 149 | 190 |
| After plate 4 balances 60 minutes | 23 | 45 | 55 | 81 | 103 | 148 | 188 |
| After plate 5 balances 60 minutes | 20 | 41 | 48 | 76 | 98 | 130 | 175 |
| After plate 6 balances 60 minutes | 21 | 42 | 49 | 77 | 99 | 132 | 176 |
| After plate 7 balances 60 minutes | 23 | 49 | 52 | 80 | 100 | 135 | 185 |
| After plate 8 balances 60 minutes | 24 | 47 | 54 | 81 | 103 | 141 | 188 |
Can clearly show that from table 1 the aluminium base temperature scribbling thermal dispersant coatings of the present invention is all far below being not coated with thermal dispersant coatings
Aluminium base, illustrate that thermal dispersant coatings of the present invention has good radiating effect.
Thermal dispersant coatings of the present invention combination, reasonable mixture ratio, good heat dissipation effect；Dispel the heat in thermal dispersant coatings formula of the present invention filler
Composition and ratio is reasonable, the area of dissipation of the effective film layer adding formation, so that the radiating effect of thermal dispersant coatings of the present invention
It is obviously improved.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.The skill of the industry
The art personnel simply explanation it should be appreciated that the present invention is not restricted to the described embodiments, described in above-described embodiment and description
The principle of the present invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these
Changes and improvements both fall within scope of the claimed invention.Claimed scope by appending claims and
Its equivalent defines.
Claims (6)
1. a watertight light fitting for excellent radiation performance, including ring for fixing (1), it is characterised in that: described ring for fixing (1) is internal to be added
Glaze lens (3), and described ring for fixing (1) fixed by the external screw thread on female thread and mounting seat (2) top and is connected, described peace
Dress seat (2) inwall arranges First terrace and second step face, described First terrace is installed reflector (13) successively, drives
Circuit board (10) and graphite cake (9), the surface of described drive circuit board (10) is uniformly arranged LED bulb (12), and described LED
Bubble (12) runs through the through hole on reflector (13) surface, and described drive circuit board (10) is internal is provided with temperature sensor, and described the
Installing heat sink (8) and retainer ring (4) on two step surfaces successively, described heat sink (8) arranges scattered away from the one side of graphite cake (9)
Hot grid (5), described heat radiation grid (5) from surface attach heat dissipation copper pipe (7), described heat dissipation copper pipe (7) pass through pipeline and water
Pump (6) connects, and described water pump (6) is fixing with mounting seat (2) to be connected, and described retainer ring (4) is by bolt with mounting seat (2) even
Connecing, described water pump (6) and temperature sensor are connected with controller by wire, and described controller is located in drive circuit board (10)
Portion, is provided with thermal dispersant coatings on described heat sink (8) outer wall.
The watertight light fitting of a kind of excellent radiation performance the most according to claim 1, it is characterised in that: described glass lens
(3) and water proof ring is all installed additional between ring for fixing (1) and between heat sink (8) and second step face.
The watertight light fitting of a kind of excellent radiation performance the most according to claim 1, it is characterised in that: described reflector (13)
And between graphite cake (9) and drive circuit board (10), all install silica gel paster (11) additional, and described graphite cake (9) and heat sink (8)
And between silica gel paster (11), fill thermal grease.
The watertight light fitting of a kind of excellent radiation performance the most according to claim 1, it is characterised in that: described ring for fixing (1)
One end of inwall arranges fountain head (14), and ring for fixing (1) inwall one end corresponding with fountain head (14) arranges water hole (15),
Described fountain head (14) is connected with controller.
The watertight light fitting of a kind of excellent radiation performance the most according to claim 1, it is characterised in that: described reflector (13)
Employing Heat Conduction Material makes, and reflector (13) inside arranges water of radiation pipeline (16), and described water of radiation pipeline (16) is by pipe
Road is connected with water pump (6).
A kind of industrial and mineral LED lamp radiator the most according to claim 1, it is characterised in that: described thermal dispersant coatings, by weight
Part includes following components:
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| CN106838845A (en) * | 2017-01-24 | 2017-06-13 | 维沃移动通信有限公司 | A kind of terminal flash lamp design and mobile terminal |
| CN107179646A (en) * | 2017-07-11 | 2017-09-19 | 厦门富莱仕影视器材有限公司 | A kind of photography and vedio recording lamp of the paster lamp bead with lens |
| CN107489937A (en) * | 2017-09-15 | 2017-12-19 | 和鸿电气股份有限公司 | A kind of LED underground lamp on park meadow |
| CN107830507A (en) * | 2017-11-06 | 2018-03-23 | 上海华友金裕微电子有限公司 | A kind of micro-groove group evaporation cooling device of LED |
| CN108646468A (en) * | 2018-07-30 | 2018-10-12 | 深圳市兴中精密制品有限公司 | A kind of backlight support construction with excellent heat dispersion performance |
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| CN107179646A (en) * | 2017-07-11 | 2017-09-19 | 厦门富莱仕影视器材有限公司 | A kind of photography and vedio recording lamp of the paster lamp bead with lens |
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| CN108646468A (en) * | 2018-07-30 | 2018-10-12 | 深圳市兴中精密制品有限公司 | A kind of backlight support construction with excellent heat dispersion performance |
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Effective date of registration: 20201120 Address after: 239300 Shouchang East Road, Shouchang Community, Qinlan Town, Tianchang City, Chuzhou City, Anhui Province Patentee after: TIANCHANG WISDOM ELECTRONICS Co.,Ltd. Address before: 528400 Guangdong City, Zhongshan Province town of Yongxing Road, No. 2, the first layer of the 11 Patentee before: ZHONGSHAN FENGHUA XINING LIGHTING DESIGN Co.,Ltd. |