127results about How to "Fast thermal conductivity" patented technology

The invention discloses an LED (Light Emitting Diode) lamp tube, which comprises a glass tube, lamp caps arranged at two ends of the glass tube as well as an LED lamp strip arranged in the glass tube, wherein the inner wall of the glass tube is coated with a light increasing and heat radiating film; and the LED lamp strip is fixedly adhered to the inner wall of the glass tube through a high heat conduction bonding adhesive. The light increasing and heat radiating film is an aluminum-coated layer, or a frosted heat conduction light increasing adhesive layer or a nano adhesive layer capable of increasing light and radiating heat. The LED lamp strip comprises a substrate, wherein a plurality of LED light sources are welded on the substrate, or an integrated light source consisting of an LED chip is packaged on the substrate; and a driving power supply module is also arranged on the LED lamp strip. According to the LED lamp tube disclosed by the invention, the light emitting efficiency, the light emitting angle and the illumination area of the LED lamp tube are increased; the problems of glare and point light existing in the LED lamp tube are solved; heat generated by an LED is transmitted to the whole glass tube through the substrate of the LED, so that the heat radiating area is greatly increased and the heat increasing speed of the LED lamp tube is increased; the LED lamp tube can be applied to a lamp holder of a traditional fluorescent lamp, and thus the generality of the LED lamp tube is greatly improved; and the replacement and use costs are reduced.

The invention discloses a composite phase-change energy storage material for microcapsules and a preparation method thereof. The coating of the microcapsule is made of silicon dioxide, and the core of the microcapsule is made of a phase-change energy storage material, wherein the phase-change energy storage material is a paraffin organic solid-liquid phase-change energy storage material. 0.2 to 0.5 wt.% of dispersed emulsifier, 52.5 to 62.5 wt.% of solvent water, 18.75 to 31.5 wt.% of phase-change energy storage material and 15.5 to 18.75 wt.% of inorganic silica source are matched and put into a reactor for stirring for 5 to 8 hours; the mixture is uniformly dispersed and emulsified at the temperature 3 to 8 DEG C higher than that for solid-liquid phase change; hydrochloric acid aqueous solution catalyst with the pH value of 0.93 to 4.07 or sodium hydroxide aqueous solution catalyst with the pH value of 8.0 to 12.0 is added into the emulsion; the reacting solution is naturally cooled to room temperature and precipitation solution is obtained; the precipitate is washed with the combination of water and petroleum ether, wherein the mass percent of the petroleum ether is 30 wt.%; then the precipitate is washed with deionized water and is filtered, and the product is naturally aired. The invention improves the technology of phase-change energy storage and conservation, and has the function of automatic temperature regulation, favorable physical and chemical stability, crack resistance, flame retardancy, wear resistance and high thermal conductivity.

The invention provides a flat double-face phase-change restraining heat conducting board structure and a manufacturing method thereof. The flat double-face phase-change restraining heat conducting board structure is a composite board type structure. The surface of the flat double-face phase-change restraining heat conducting board structure is a plane. Heat superconducting pipelines which are in a specific shape and are communicated with one another are arranged in the flat double-face phase-change restraining heat conducting board structure. The heat superconducting pipelines are closed pipelines and are filled with a heat conducting working medium. Groove channels communicated with one another are formed in the heat conducting board structure with the double faces being planes and the groove channels are filled with the heat conducting working medium and closed, so that the characteristics that the heat conducting speed is high and the temperature uniformity is good for phase-change restraining heat conduction are achieved. The double faces of the phase-change restraining heat conducting board structure are designed to be the planes so that the structure can be well combined with a high-power device and a cooling fin set, and application occasions and the range of a phase-change restraining heat conducting board can be expanded greatly. A blowing and expanding process is adopted to obtain the flat double-face board structure with the internal groove channels, and the structure has the characteristics of being low in cost, easy to machine and high in reliability.

The invention provides a nano aluminum nitride heat radiation paint for an LED lamp, wherein the paint is prepared by the raw materials by weight (Kg): 30-34 parts of organic silicone resin, 12-14 parts of E-12 epoxy resin, 6-8 parts of methylenebiscyclohexanamine, 12-15 parts of nano aluminum nitride powder, 1-2 parts of hydroquinone, 4-5 parts of silane coupling agent KH550, 1-2 parts of cross-linking agent TAC, 2-3 parts of alumina, 2-3 parts of silicon carbide, 1-2 parts of sodium metasilicate, 1-2 parts of triethanolamine, 4-6 parts of PEVE fluorocarbon resin, 3-4 parts of glass bead, 1-2 parts of ammonium polyphosphate, 8-10 parts of xylene, 10-12 parts of ethyl acetate, and 4-5 parts of film forming auxiliary agent. Nano aluminum nitride powder is added so as to greatly raise heat conduction rate of the paint, and to make the paint have good heat radiation effect; silicon carbide is added so as to raise the wear resistance of the paint; the paint has advantages of large paint adhesion stress, not-easy shedding, and good fireproof performance; and the organic silicone resin is used as a base material, so as that the paint has good insulating property and excellent thermo-oxidative stability.

The invention relates to the technical field of electric vehicles, in particular to a power battery box for an electric vehicle. The power battery box comprises a box cover and a box body, wherein a lining is connected to the inner wall of the box body and filled with a phase change material; and the box body is formed by extruding molding of an aluminium alloy material. The box body is small in density, lighter in weight, convenient to process and manufacture and low in processing cost; meanwhile, the lining is connected to the inner wall of the box body, and can enhance the integral rigidityand strength of the box body, play the role of vibration and energy absorption and improve the protective capability of the box body; and the lining is filled with the phase change material, and thephase change heat accumulation principle of the phase change material is utilized to assist a heat management system in temperature adjustment of the battery box, so that the temperature in the battery box can meet the requirements on the performance and the service life of a power battery, and the power battery can efficiently work at an appropriate temperature.

The invention provides an anti-aging heat radiation paint for an LED lamp, wherein the paint is prepared by the raw materials by weight: 25-28 parts of aniline presence of formaldehyde resin, 20-25 parts of E-12 epoxy resin, 6-8 parts of 2-methyl methacrylate, 3-4 parts of tetraethylenepentamine, 15-18 parts of aluminum nitride powder, 1-2 parts of graphite alkene, 1-2 parts of carbon nanotube, 4-5 parts of titanium dioxide, 1-2 parts of barium sulfate, 2-3 parts of zinc oxide, 4-5 parts of glycol, 2-3 parts of silane coupling agent KH-550, 10-12 parts of phthalate, 1-2 parts of chromic oxide(Cr_2O_3), 12-14 parts of ethyl acetate, 8-10 parts of xylene, and 4-5 parts of film-forming auxiliary agent. Aluminum nitride powder is added to make the paint have advantages of high heat conductive rate and good heat radiation effect; titanium dioxide is added to make the paint have excellent anti-aging effect; under daylight irradiation, the paint has advantages of sunlight resistance, no cracking, no color change, and acid and alkali resistance; graphite alkene and carbon nanotube are added to make the paint have advantages of easy construction, greatly enhance the heat conduction effect of the paint, and improve the pot-opening effect of the paint.

The invention relates to the technical field of a mobile phone protecting shell, specifically a phase-change temperature control mobile phone shell. The phase-change temperature control mobile phone shell comprises a graphite pad, a shell with phase-change material and a metal sheet. The graphite pad is closely stuck at the inner side of the shell with the phase-change material. The metal sheet is embedded at the outside of the shell with the phase-change material. The phase-change temperature control mobile phone shell of the invention integrates the functions of heat conduction, heat storage and heat dissipation and could ensure the temperature of a mobile phone to hold at the normally operated temperature when the mobile phone dissipates a lot of heat. The phase-change temperature control mobile phone shell of the invention not only adds the heat conduction and the heat dissipation of the mobile phone shell, but also improves beauty of the mobile phone shell by using the metal sheet simultaneously.

The invention relates to the field of porous diffusion forming materials for fuel cell electrodes, specifically a base material for manufacturing a porous diffusion layer of a fuel cell electrode, as well as a preparation method and a production method of graphene carbon fiber conductive paper. The method adopts graphene powder, short chopped carbon fibers and plant fiber raw wood pulp, wherein graphene powder mixed liquid, short chopped carbon fiber mixed liquid and plant fiber mixed liquid are prepared into pulp, the pulp diluted by mixing with water is put onto a screen box for papermaking, the made paper is conveyed via a blanket, dried in a drying cylinder and rolled by a paper rolling device, and the required graphene carbon fiber conductive paper is thus obtained. The graphene carbon fiber conductive paper is 80-100 grams per square meter, the porosity is 20-40%, and the conductive sheet resistance is 3-10 ohms per square centimeter. The graphene carbon fiber conductive paper can be produced in batch on a common papermaking machine, and meets the requirement for manufacturing porous diffusion layer electrodes of fuel cells.

The invention discloses a high-molecular LED (Light Emitting Diode) radiation material. The high-molecular LED radiation material disclosed by the invention has the advantages of simpler preparation process and forming process, low cost, light weight and high heat-conducting velocity; and a radiator manufactured through a formula can be used for a long time at 200 DEG C and is more than 8 years in aging life.

The invention relates to a method for preparing a polyethylene packaging sheet filled with synthetic porous calcium silicate modified powder, and belongs to the technical field of processing of a packaging sheet. The preparation method comprises the following steps: selecting synthetic porous calcium silicate powder as a main raw material; and preparing the synthetic porous calcium silicate modified powder after drying, reducing nucleating ability, improving antioxidant activity, modification of silane coupling agent on surface, self-assembly of the surface, and lubricating modification; then preparing the polyethylene packaging sheet filled by the synthetic porous calcium silicate modified powder from the synthetic porous calcium silicate modified powder and polyethylene through production lines of a hot cutting double-order extruder and a sheet molding extruder. The polyethylene packaging sheet filled by the synthetic porous calcium silicate modified powder prepared by the method has the characteristics of being low in density, high in strength, good in heat retaining property and sound insulation, high in adsorptivity and the like. The preparation method disclosed by the invention is simple in process, low in demands on equipment, convenient to operate and control, easy to achieve industrial production, and free of special equipment.

The invention discloses a wear-resistant and corrosion-resistant mould material which is prepared from the following materials by mass percent: 30-40% of polyurethane resin modified by organic silicon, 10-20% of butyl methacrylate, 3-5% of a plasticizer, 3-5% of a surface active agent, 3-5% of silicon carbide, 3-5% of graphite, 3-5% of montmorillonite, 1-3% of a curing agent and the balance of water. According to the scheme, the polyurethane modified by organic silicon is taken as a base material, and isocyanate is taken as the curing agent in a matching way, so that the molded mould material has excellent toughness and processing performance, and the service life is remarkably prolonged; the silicon carbide and yttrium oxide are fed into the mould material, so that the wear resistance and the corrosion resistance of the material are improved, the material has better stability and environmental compatibility, and the service life of a mould is prolonged; the nanoscale powdered graphite is fed into the material, so that the heat conduction speed is accelerated, and the material has excellent heat transfer performance and resistance to heat and humidity.

The invention discloses a heat dissipation device of a camera control main board and a camera device. The heat dissipation device comprises heat dissipation silica gel and a heat dissipation fin. The heat dissipation silica gel is attached to the surface of the camera control main board away from the camera. The heat dissipation fin is disposed on the heat dissipation silica gel, and the edge position of the heat dissipation fin is provided with a heat dissipation plate extended along the direction opposite to the direction of the camera, and then the heat dissipation area of the heat dissipation fin is increased. The heat dissipation silica gel is disposed on the camera control main board, and the heat dissipation fin is disposed on the heat dissipation silica gel, and therefore the effective heat conduction area between the camera control main board and the heat dissipation fin is effectively increased, the heat dissipation silica gel has good heat conduction effect, and the heat conduction rate between the heat dissipation fin and the camera control main board is enhanced. The heat dissipation plate extended from the heat dissipation fin is used to effectively increase the heat dissipation area of the heat dissipation fin, and therefore the heat dissipation efficiency of the heat dissipation device is improved. The heat dissipation device is smart and noiseless, and is suitable for the heat dissipation requirement of the camera.

The invention belongs to the field of functional materials and electric heating elements and particularly relates to a graphene far-infrared heating negative-ion light wave plate and a manufacturing method thereof. The graphene far-infrared heating negative-ion light wave plate comprises a front-side plate, a heating plate, a heat insulation layer, a reflective layer and a rear cover plate which are sequentially arranged in the up-and-down order, wherein the heating plate is provided with glass fiber cloth, a resin adhesive layer and a graphene nano far-infrared negative-ion composite fiber conductive heating film, and the resin adhesive layer and the glass fiber cloth are sequentially arranged at the upper part and the lower part of the graphene nano far-infrared negative-ion composite fiber conductive heating film. As far-infrared transmitted waves and crop-absorbed sunlight have the consistent nutrition wavelength for photosynthesis, photosynthesis of crops can be promoted, the germination rate and the emergence rate of the crops are improved, the growth cycle is shortened, accordingly, maturation of the crops is quickened, and the growth environment can be regulated and controlled and the temperature and the humidity can be controlled according to different growth cycles of the crops.

The invention belongs to the field of a heating plate made from an electric heating material, and particularly relates to a graphene nano far infrared negative ion composite fiber conductive heating plate and a production process. The conductive heating plate comprises an impregnated glass fiber fabric layer, a heating core and an impregnated glass fiber fabric layer; the impregnated glass fiber fabric layer and the impregnated glass fiber fabric layer are respectively arranged at the top and the bottom of the heating core; and the heating core is a graphene nano far infrared negative ion composite fiber conductive heating film. In order to save energy better and play the requirement of the conductive heating plate for expanding functions, according to the invention, graphene advanced nowadays is used as a raw material; and as a heating body, the graphene material is a recognized material with the best electrical conductivity and thermal conductivity, is superior to electric heating materials such as carbon fibers, carbon nanotubes and the like, and is higher in electric-thermal conversion rate and stronger in far infrared radiation.

The invention provides an aluminum nitride heat radiation paint for an LED lamp, wherein the paint is prepared by the following raw materials by weight: 45-48 parts of organic silicone resin, 4-6 parts of polyamide polyamine epichlorohydrin resin, 4-6 parts of trimethylhexamethylenediamine TMD, 22-24 parts of aluminum nitride, 3-5 parts of boron nitride, 2-3 parts of nano hollow bead, 1-2 parts of silica sol, 2-3 parts of tung oil, 14-17 parts of acetic ester, 7-9 parts of 2-butoxy-ethanol, 3-5 parts of phthalic polyester, 2-3 parts of isoprene, 2-3 parts of isopropanol, and 3-4 parts of film forming auxiliary agent. Aluminum nitride powder is added so as to make the paint have high heat conductive rate and good heat radiation effect; boron nitride is added so as to reinforce heat radiation effect and thermal ageing resistance; and silica sol is added so as to enhance adhesion stress of the paint, make the paint firm, and make the paint have functions of anti pollution, dust proof, aging resistance, fire proof, etc. Organic silicone resin is used as a base material to make the paint have advantages of good insulating property and excellent thermo-oxidative stability.

The invention discloses long-oil alkyd resin radiating paint used for a meter housing. The long-oil alkyd resin radiating paint is prepared from the following raw materials in parts by weight: 20-30 parts of long-oil alkyd resin, 10-12 parts of E-12 epoxy resin, 2-3 parts of methylene bicyclohexylamine, 20-23 parts of nano aluminum nitride powder, 5-7 parts of tributoxy ethyl phosphate, 10-12 parts of nonyl phenol, 4-5 parts of silane coupling agent KH550, 5-8 parts of mica powder, 4-6 parts of polyvinyl butyral, 5-7 parts of polyimide, 2-3 parts of pentaerythritol triacrylate and 4-5 parts of coalescing agent. By adding the nano aluminum nitride powder, the long-oil alkyd resin radiating paint used for the meter housing disclosed by the invention has high heat conduction velocity and good radiating effect; by adding the mica powder, the paint has excellent wear resistance. The paint disclosed by the invention uses the long-oil alkyd resin, has good weather resistance and salt water resistance, insulation, gloss and toughness; moreover, the paint is easy to construct and good in cohesiveness.

A heat radiation paint for an LED lamp is prepared by the following raw material by weight: 30-35 parts of E-12 epoxy resin, 12-15 parts of organic silicone resion, 5-7 parts of tetraethylenepentamine, 10-14 parts of aluminium nitride powder, 20-25 parts of n-butyl acetate, 4-6 parts of n butanol, 1-2 parts of triethanolamine, 1-2 parts of hexamethylenetetramine, 2-3 parts of vinyl tri(beta-methoxy ethoxy)silane, 2-4 parts of titanium dioxide, 1-2 parts of graphite, 3-5 parts of asbestos powder, 6-8 parts of o-xylene acid dibutyl, 1-2 parts of castor oil, and 3-4 parts of film forming auxiliary agent. Aluminium nitride powder is added, so as that the paint has high heat conduction rate and good heat radiation effect, can be long-term used under 200 DEG C without change of mechanical property; titanium dioxide is added, so as that the paint can shield ultraviolet ray, and is beneficial to human body health; and graphite is added, so as that the paint has advantages of good lubricity and easy construction; and the paint also has advantages of large adhesion stress, not easy shedding, aging resistance and long service life.

The invention discloses a toilet seat and a preparation method. The toilet seat includes a heating unit and a wrapping body; the wrapping body wraps the heating unit through a casting molding process.The toilet seat has the advantages that by means of the toilet seat, the heating unit of the toilet seat is sealed in a toilet seat body to form the integrated toilet seat, not only is the sealing effect great, the safety is high, but also the process is simple, the heat conducting performance is better, and more energy is saved. The invention also provides the preparation method for preparing the toilet seat.

The invention discloses an injection mold for a refrigerator drawer. The injection mold comprises a mold main body, an upper mold body and a lower mold body, wherein the mold main body is composed ofthe upper mold body and the lower mold body, the upper mold body is positioned above the lower mold body, a heat dissipation pipeline is arranged inside the mold main body, a cavity is fixedly connected to the upper part of the heat dissipation pipeline, a semiconductor refrigerator is arranged inside the cavity, a heat dissipation fan is inlaid at the upper part of the cavity, and an injection molding opening is formed in one end of the upper part of the mold main body. According to the mold, by arranging an ice crystal, a graphene heat conduction layer, a semiconductor refrigerator and the heat dissipation fan, the upper mold body is effectively cooled, the cooling effect of the mold main body is improved, cooling forming of the refrigerator drawer is facilitated, the forming uniformityof the mold main body is effectively improved by arranging a vibration motor and a vibration spring, bubble grooves and the like are avoided, the formed refrigerator drawer can be slowly pushed out ofthe mold by arranging a hydraulic rod and a sliding block, and the lower mold body can be conveniently separated from the refrigerator drawer.

The invention relates to special cement-based self-leveling mortar for indoor floor heating and a preparation method thereof. The special cement-based self-leveling mortar is prepared by mixing powder and water according to the mass ratio of 1:(0.22-0.25), wherein the powder is prepared from the following components in parts by weight: cement, anhydrite, alpha semi-hydrated gypsum, 40-70-mesh heat-conducting filler, 70-140-mesh heat-conducting filler, 200-mesh heat-conducting filler, 500-mesh heat-conducting filler, heat-conducting soft metal wires with the length of 6mm, redispersible rubber powder, cellulose ether and the like. The invention overcomes the defects that: cement-based self-leveling needs to be used for leveling when the existing indoor floor heating is laid, however, no cement-based self-leveling special for floor heating exists in the market at present, common cement-based self-leveling is mostly used, the heat conductivity coefficient is low, the heat conduction rate is slow, the heat loss amount is large and the like. The method is based on special cement and Portland cement which cooperate with the heat-conducting filler with higher heat conductivity coefficient, the heat-conducting soft metal wire and other preferable additives, so that the mortar has the advantages of high heat conductivity coefficient, high heat-conducting rate and low heat-conducting loss.

The invention discloses a temperature-controlled heat storage device. The temperature-controlled heat storage device comprise a first outer wall, a second outer wall, an accommodating plate piece, wherein the first outer wall is in contact with a thermal source; the second outer wall and the first outer wall are arranged at an interval; the accommodating plate piece is arranged on the side surfac,facing the second outer wall, of the first outer wall; a heat-storage interlayer is formed by enclosing between the first outer wall and the second outer wall; an accommodating cavity is formed by enclosing between the accommodating plate piece and the first outer wall; the accommodating plate piece is positioned in the heat-storage interlayer; a heat-transmission substance is arranged in the accommodating cavity; a first phase change material is arranged in the heat-storage interlayer; the first phase change material is in contact with the accommodating plate piece; the heat-transmission substance is arranged in the accommodating cavity to build the surface extruding out of the first outer wall of the accommodating plate piece of the accommodating cavity, a contact area between the firstphase change material and the accommodating plate piece is increased remarkably relative to a contact area between the first phase change material and the first outer wall; the heat-transmission substance passes through the accommodating plate piece after absorbing the heat of the thermal source, and the contact area between the heat-transmission substance and the first phase change material is increased remarkably, and the heat conduction rate of the first phase change material is increased.

The invention discloses nano-fluid superconduction liquid for a heat pipe type vacuum collector tube. The nano-fluid superconduction liquid comprises, by weight, 10-20 parts of additives, 60-75 parts of base liquid, 10-25 parts of dispersing agent and 5-15 parts of surfactant. A preparation method of the nano-fluid superconduction liquid includes: adding the surfactant into the base liquid, adding the additives after half an hour, magnetically stirring to prepare suspension, and using ultrasonic dispersing to prepare the nano fluid. Actual solar energy irradiating experiments show that the nano-fluid superconduction liquid is higher in heat conduction efficiency as compared with conventional superconduction liquid. Meanwhile, the nano-fluid superconduction liquid is safe, nontoxic, low in preparation cost, simple in preparation method, capable of evidently increasing the working efficiency of a solar utilization system and good in economic and social benefits.

An LED lamp tube comprises a glass tube, lamp bases arranged at two ends and an LED lamp strip arranged in the inside, wherein the inner wall of the glass tube is coated with a brightness-improving heat radiation film, and the LED lamp strip is bonded and fixed on the inner wall of the glass tube through a high-thermal-conductivity adhesive. The brightness-improving heat radiation film is an aluminum coated layer or a frosted heat-conducting brightness-improving adhesive layer or a brightness-improving heat radiation nano adhesive layer. The LED lamp strip comprises a substrate, and a plurality of LED light sources are welded on the substrate, or an integrated light source composed by an LED chip is packaged on the substrate. A drive power source module is further arranged on the LED lamp strip. The light emergence efficiency and a light emergence angle of the LED lamp tube are improved / increased, the irradiation area is large, the glare and light spot problems existing in the LED lamp tube are solved, heat produced by an LED is transferred to the whole glass lamp tube through the substrate, the heat radiation area is increased remarkably, the heat radiation speed of the LED lamp tube is improved, the LED lamp tube can be applicable to a lamp holder of a traditional fluorescent lamp, the universality is greatly improved, and the replacement and usage cost is reduced.

The invention provides an integrated flat single-face phase-change restraining heat conducting board type heat exchanger and a manufacturing method thereof. The heat exchanger comprises a heat exchange board of a composite board type structure. One surface of the heat exchange board is a plane. A refrigerant channel of a specific structure in a specific shape and a heat superconducting pipeline of a specific structure in a specific shape are formed in the heat exchange board. The heat superconducting pipeline is a closed pipeline and is filled with a heat conducting working medium. The heat superconducting pipeline and the refrigerant channel are combined together in the heat exchange board of the integrated flat single-face phase-change restraining heat conducting board type heat exchanger and the heat superconducting pipeline is filled with the heat conducting working medium, so that a phase-change restraining heat conducting device is formed, the heat exchanger has the characteristics of being high in heat conducting speed and good in temperature uniformity, the temperature difference of the heat exchange board and air is increased, the effective heat conducting area is broadened, and the heat dissipation capacity and the heat exchange efficiency are improved. The heat exchanger has the beneficial effects of being uniform in temperature and capable of exchanging heat efficiently, the length of the refrigerant channel is greatly reduced, flow resistance, energy consumption and the use amount of fluid are reduced, and therefore the efficiency of the heat exchanger is improved and the energy efficiency ratio of the heat exchanger is increased.

An anti ultraviolet heat radiation paint for an LED lamp is prepared by the following raw materials by weight: 30-34 parts of amino resin, 12-15 parts of acrylic resin, 5-7 parts of dipropylenetriamine, 8-10 parts of nanometer titanium dioxide, 4-5 parts of nanometer jade powder, 2-3 parts of hollow glass microballoon, 2-3 parts of zinc oxide, 10-12 parts of ethyl methyl ketone, 16-18 parts of acetic ester, 2-3 parts of silane coupling agent KH-550, 3-4 parts of promoter M, 2-3 parts of dicapryl phthalate, 14-16 parts of aluminium nitride powder, and 3-4 parts of film forming auxiliary agent. Nanometer titanium dioxide is added so as that the paint can effectively shield ultraviolet ray, can prolong service life, is difficult to age, and is beneficial to human body health; nanometer jade powder is added so as that the paint can make anti-bacterium and mildew-resistant effect; aluminium nitride powder is added so to accelerate heat conduction rate of the paint; and the paint has advantages of large adhesion stress, not easy shedding, aging resistance and long service life.

The invention relates to a dual-channel heat transmission heat exchanger with a rectangular heating pipe and a manufacturing process of the dual-channel heat transmission heat exchanger. The heat exchanger comprises outer heat supply pipes the longitudinal sections of which are rectangular, wherein the outer end of each outer heat supply pipe is plugged through an end socket closure plate; a notch is correspondingly arranged on the pipe walls of the same ends of the two adjacent heat supply outer pipes, another notch is arranged on the other same ends of the next adjacent outer heat supply pipes are correspondingly, and the outer heat supply pipes are communicated through the notches; the outer heat supply pipes are internally provided with tap water heat absorption pipes which are communicated through tap water communicating pipes, and the tap water communicating pipes pass through the notches; and inner heat supply pipes are arranged in the tap water heat absorption pipes, and the inner heat supply pipes are communicated with a cavity body of the outer heat supply pipes. According to the heat exchanger and the manufacturing process, the effective heat energy is utilized fully, a double-pipe cold fluid wall of at the center of a pipe cavity is heated, the heat-transfer area is increased, heat fluid and cold fluid are heated in a circulating manner by three channels, and the heat transfer efficiency is improved. A stainless steel thin wall pipe, a plate manufacture punching, stretching and flanging are adopted; the thin wall stainless steel welding difficulty is reduced due to the embedding type, the side pinched, so that the welding is easy, and acid is filled in an inner channel for cleaning scale generated in the inner channel.

The invention discloses a pipe-communicated double-partition-wall heat transfer heat exchanger and a manufacturing process thereof. The heat exchanger comprises two or more tap water heat absorbing outer pipes, wherein the tips of the tap water heat absorbing outer pipes are fixedly connected with tap water heat absorbing outer pipe sealing heads; heat supply pipes are arranged in the tap water heat absorbing outer pipes; the tap water heat absorbing outer pipes are communicated with each other through a tap water communicating pipe; the heat supply pipes are communicated with each other through a heat supply pipe communicating pipe; a hot air inlet and a hot air outlet are fixedly communicated with the inlet ends and the outer ends of the heat supply pipes respectively; and a tap water inlet and a tap water outlet are fixedly communicated with the inlet ends and the outlet ends of the tap water heat absorbing outer pipes respectively. The heat exchanger is characterized in that: tap water heat absorbing inner pipes are arranged in a part of or all of the heat supply pipes, and are communicated with the cavities of the tap water heat absorbing outer pipes. The heat exchanger has the advantages of simple structure, easiness for welding kneading edges, high pressure bearing, no water leakage and high heat exchange efficiency.

The invention provides a high-power power supply apparatus equipped with a thermal superconducting radiator. The high-power power supply apparatus comprises the thermal superconducting radiator and power devices, wherein the thermal superconducting radiator adopts a composite board type structure; a thermal superconducting pipeline of a specific shape is formed in the thermal superconducting radiator; the thermal superconducting pipeline is a closed pipeline; the thermal superconducting pipeline is filled with a heat transfer working medium; and the power devices are attached to the surface of the thermal superconducting radiator. The thermal superconducting radiator provided by the invention has a rapid thermal conduction characteristic; an equivalent thermal conductivity coefficient of the thermal superconducting radiator can be greater than 4,000W / m DEG C, and uniform temperature of the overall thermal superconducting radiator can be realized; due to the advantages of high thermal conduction speed, small size, light weight, flexible structure, convenient installation, and the like of the thermal superconducting radiator, by application of the thermal superconducting radiator to the high-power power supply apparatus, the heat dissipation capability and the heat dissipation efficiency of the high-power power supply apparatus can be improved, and the internal space of a power supply casing is effectively utilized; and the rotating speed of a fan is lowered, or the use of a fan is not needed, so that noise is reduced.

The radiator includes heat pipe, basal body of thermal fin, and fan. There are through holes inside basal body of thermal fin, and heat pipes are setup in through holes. Inner diameter of through hole is close fitted to external diameter of heat pipe. Multiple radial thermal fins are setup around. Being setup on top of basal body of thermal fin, fan is in use for forcing air to pass through radial thermal fins from upper to lower. Being in mode of evaporation condensed phase change, heat pipe conducts heat, providing features of quick conduction rate, large heat transfer power. Multiple radial thermal fins possess large area of dissipation. Forced air driven by fan passes through radial thermal fins in small wind resistance. Features of the invention are: large heat sinking capability, small thermal resistance, and lightweight.