41results about How to "Rapid heat conduction and heat dissipation" patented technology

The invention relates to the field of preparation of consumables of printing products, in particular to a manufacturing method of weather-resistant, waterproof and high-quality special paper for printing. The manufacturing method comprises the following steps of preparation of initial paper pulp, preparation of a toughening additive, preparation of papercopying pulp, preparation of paper blanks, preparation of an adhesive film solution, and applying of the adhesive film layer. The prepared paper has the advantages that the strength is high, and the printing effect is excellent; the water-resistant, oil-resistant, chemical-resistant and aging-resistant properties are realized; the heat insulation property is good; the certain flame-retardant effect is realized; the paper is flat in surface,is difficult to warp, and is suitable for drum printing; by adopting a large amount of waste paper pulp fiber, the resource is saved, the weight of the paper is light, and the certain fluorescent property is realized; when the paper is used as the advertisement paper, the vision effect is improved; the good bacteria-inhibiting and insect-preventing effects are realized; the added components are free from poison and harm, the safe and environment-friendly effects are realized, and the higher practical value and good application prospect are realized.

The invention belongs to the field of a textile technology, and particularly relates to a cloth dyeing and drying device, which comprises a seal box, a fixed chassis, a drive system, a drying system,a condensing system and a control console. According to the cloth dyeing and drying device provided by the invention, not only can secondary dip dyeing of water vapor be avoided, but also cloth can befully dried.

The invention discloses a novel rod-like omni-directional luminous light emitting diode (LED) illuminating lamp. The illuminating lamp comprises a luminous main body, wherein the luminous main body is a solid light guide rod which can emit light in all directions, and the outer surface of the luminous main body is a rough surface; and a light guide transparent glass housing is sleeved outside the luminous main body and is matched with the luminous main body in length. The LED illuminating lamp can realize diffuse scattering of light in all directions, and has a simple structure and a wide application range, is low in cost and convenient to maintain, and can conduct and dissipate heat quickly.

The invention relates to the field of preparation of printed product consumables and particularly relates to a preparation method of environment-friendly high-quality advertising consumable paper. Thepreparation method comprises the following relevant steps: preparing preliminary paper pulp, preparing an enhancing aid, preparing papermaking pulp, preparing a paper base, preparing a glue film solution, and applying a glue film layer. The prepared advertising consumable paper is high in strength, excellent in printing effect and good in water tolerance, oil resistance, chemical resistance, ageing resistance and adiabaticity, has a certain flame-retardant effect, and the surface of the paper is flat, is unlikely to be warped and is applicable to roller printing; by utilizing a large amount of waste paper pulp fibers, the resource is saved; and the paper is light, has a certain fluorescence property, is capable of improving the vision effect when being used as advertising paper and has good antibacterial and insect-prevention effects, and each added component is toxic-free and harmless, so that the advertising consumable paper is safe and environment-friendly and has relatively high practical value and good application prospects.

The graphene heat sink provided by the invention comprises a heat sink and a graphene composite layer, wherein the heat sink is electrified to generate heat, and the graphene composite layer has excellent heat dissipation performance and can dissipate heat generated by the heat sink. The heating sheet and the graphene composite layer are alternately arranged and connected in series. The graphene composite layer comprises a first graphene layer, a second graphene layer and a porous graphene layer, wherein the porous graphene layer is positioned between the first graphene layer and the second graphene layer, and the first graphene layer and the second graphene layer are respectively closely bonded with the heating sheets on both sides of the graphene composite layer, so that the heat conduction efficiency is high; And the porous graphite layer is positioned between the first graphene layer and the second graphene layer, and the porous graphite layer has interconnected and open pores, sothat the porous graphite layer has extremely high specific surface area and therefore has good heat conductivity. The graphene heat conduction radiator structure of the invention has the advantages offast heat conduction and dissipation, easy manufacture, low cost and convenient operation and maintenance.

The invention relates to the technical field of LED light decoration coatings, and particularly discloses an environment-friendly inflaming retarding LED heat dissipation coating. The coating comprises a bottom-layer coating body and a surface-layer coating body, the bottom-layer coating comprises 30-55 parts of epoxy resin, 5-8 parts of graphene, 10-15 parts of a filler, 3-5 parts of a dispersionagent, 6-10 parts of a curing agent, 1-3 parts of a thickening agent and 1-3 parts of a crosslinking agent, and the surface-layer coating body comprises 20-35 parts of an emulsion, 4-10 parts of titanium dioxide, 8-20 parts of kieselguhr, 10-15 parts of a charring agent and 20-40 parts of a fire retardant. The environment-friendly inflaming retarding LED heat dissipation coating overcomes the deficiencies in the prior art, the adhesion property and attachment force of the coating are improved, the curing speed is high, the bottom-layer coating body has high heat conduction and heat dissipation performance, and the surface-layer coating body has excellent high temperature resistance and inflaming retardance effects.

The invention discloses a control device for refining ladle slag emulsification. The control device comprises a furnace body; a wall surface of the furnace body comprises a fire-resistant layer, a furnace body permanent layer and a thermal insulation layer that are arranged from the inside to the outside sequentially; a brick cup layer is arranged at the bottom of the furnace body; the thermal insulation layer and the brick cup layer are externally provided with wrapping steel wrapping the whole furnace body; the fire-resistant layer comprises a molten steel fire-resistant layer part located at the lower part of the furnace body and a slag line fire-resistant layer part located at the upper part of the furnace body; a coil is arranged the corresponding upper parts of the thermal insulation layer and the slag line fire-resistant layer; and the two ends of the coil are connected with an anode and a cathode of a direct current power supply. The invention further discloses a control method for the refining ladle slag emulsification. The control method is characterized in that molten steel and slag are poured into furnace body, argon gas is blown in from the bottom of the furnace body for 1-3mins, then the direct current power supply is turned on, the coil is electrified, and an electromagnetic field is formed. An emulsification motion state of the slag is controlled in real time under a dynamic condition, so that the life of a liner material is prolonged effectively, the steel cleanness is improved, and a guarantee is provided for safe and efficient production of high quality steel.

The invention relates to the technical field of illumination lamps, and aims to solve the technical problem that an LED lamp which is accurate in light distribution, can meet illumination requirements of different places, and is more energy-saving and low in cost at the same time is provided. The LED lamp comprises a light distribution device, a heat transfer plate, a radiator and a casing, wherein the light distribution device is arranged on one side of the heat transfer plate; the radiator is arranged on the other side of the heat transfer plate; the light distribution device is covered with the casing and comprises a substrate, reflection cups and LED light sources; at least three reflection cups are arranged on the substrate; and one LED light source is arranged at one end, facing towards the substrate, of each reflection cup, so that multi-light source combined light distribution is formed. According to the LED lamp, different beam angles and light spot effects can be obtained by adjusting the arrangement and the quantity of the reflection cups, and the illumination requirements of the different places can be met. At the same time, a plurality of the reflection cups and the LED light sources are distributed in a separated manner, so that power and heat are separated, rapid heat transfer and heat radiation can be realized, more energy is saved, and the power consumption and the production cost are lower.

The present invention discloses a high heating grapheme heat radiation structure. The high heating grapheme heat radiation structure comprises high heating grapheme composite materials. At least one radiator is arranged at the surface of the high heating grapheme composite materials, and the radiator is waveform-shaped thin aluminum materials. The high heating grapheme heat radiation structure is skillful in structure design, fast in heat conduction and heat dissipation, easy to manufacture, low in cost, convenient to use and maintain and high in heat utilization efficiency, etc.

The invention discloses a vacuum drying tower. The vacuum drying tower consists of a vacuum preheating bin, a vacuum drying bin, a vacuum cooling bin, an unloading valve, a heat conducting pipe, a heat circulating pump, a hopper, a bracket, a heat conducting inlet, a heat conducting outlet, a vacuum heat conducting cooling device, a vacuum heat exchange cooling device, an exhaust device of the vacuum drying tower and a grain discharge device, wherein a material enters the vacuum preheating bin, the vacuum drying bin and the vacuum cooling bin for respectively preheating, drying and cooling by the operation of the unloading valve through the hopper. The beneficial effects are that the exhaust device of the vacuum drying tower adopts a gap between an exhaust baffle plate and the inner wall of a bin body to achieve the effect of a gas buffer tank and the insulation effect of an insulation layer in the bin, and adopts an insulation material outside the bin body as an insulation layer, so that the temperature in the bin is not liable to drop; the heat conducting, cooling and heating speed in the bin is fast; the air exhaust and the moisture exhaust are fast; the vacuum degree in the bin is high; the moisture vaporization temperature is low; more heat energy needed by drying is reduced; more afterheat is used; the operation is simple; the drying time is shortened; the machining cost is largely reduced; the low-temperature drying guarantees the material quality; and the vacuum drying tower realizes green drying with energy conservation and emission reduction.

The invention belongs to the technical field of concrete prefabrication, particularly relates to a concrete prefabricated hollow slab, and aims to solve the problem that dust, rainwater and the like are retained in an existing concrete prefabricated hollow slab due to the fact that open holes are not closed, the concrete prefabricated hollow slab comprises a slab body, and a plurality of first open holes and second open holes are formed in the slab body at equal intervals; and the first opening and the second opening are vertically distributed on the central horizontal plane of the plate body. Second sealing covers are inserted into the two ends of each second opening, and second main rods, memory alloy sleeves, tempered sleeves and rubber sleeves are connected in a sleeving mode layer by layer, so that the two ends of the second openings are sealed, a first sealing cover, a first main rod and a plurality of supporting bodies are arranged in the first opening, and an inlet of the first opening is sealed; and therefore, no air enters the concrete prefabricated hollow slab, rainwater, dust, damp air and the like are effectively prevented from entering the concrete prefabricated hollow slab, and the crack probability of the concrete prefabricated hollow slab is greatly reduced.

The invention discloses high-thermal-conductivity easily-demolded modified composite water-glass sand for steel castings. Used sand, river sand, quartz sand, baryta powder and the like with different grain diameters and different proportions are selected as sand materials for preparing the composite sand. The composite sand is good in air permeability and easy to form; nano-sized boron nitride is added so that the strength and capacity of heat conduction can be greatly improved; in the casting process, the molding sand is quick in heat conduction and heat dissipation and not likely to adhere to a metal surface, and demolding is easy; compared with traditional water glass adhesives, modified water glass adhesives have higher strength and collapsibility, the utilization rate is higher, and the quality of the castings is obviously improved.

The invention discloses a hollow composite bottom pot and a manufacturing method thereof, the hollow composite bottom pot comprises a pot body, an outer pot body, an inner pot body, a heat-conducting medium and a supporting body, the bottom of the outer pot body and the bottom of the inner pot body are connected through the supporting body, and the outer pot body, the inner pot body and the supporting body are integrally machined and formed; the pot body and the inner pot body are integrally formed; a cavity without a supporting body at the joint of the outer pot body and the inner pot body is a medium bin, a plurality of heat conduction holes are formed in the supporting body, the heat conduction holes are communicated with the medium bin to form a sealing cavity, and a heat conduction medium is injected into the sealing cavity; and energy on the outer pot body transfers heat to the inner pot body through the support body and the heat-conducting medium. In order to improve the heat transfer speed of the pot body and reduce the waste of heat energy, heat conducted on the outer pot body by an induction cooker or liquefied gas is transferred to the inner pot body through the support body and the heat-conducting medium. Heat on the outer pot body is transferred to the inner pot body and the heat-conducting medium through conduction of the supporting body, and heat on the outer pot body is transferred to the inner pot body through convective heat transfer of phase change of the heat-conducting medium.

The invention discloses a high power LED lamp capable of conducting liquid-cooled heat transferring and air-cooled heat dissipating. The high power LED lamp comprises an LED light-emitting light source, a liquid-cooled heat transferring system, an air-cooled heat dissipating system and a driving power supply; the liquid-cooled heat transferring system comprises a heat conducting cavity, a liquid guiding tube and a pump; openings of both ends of the heat conducting cavity communicate with the liquid guiding tube, the heat conducting cavity and the liquid guiding tube are filled with heat conducting liquid, and the liquid guiding tube is provided with a pump drive; the air-cooled heat dissipating system comprises a heat dissipating row and a fan, and the fan is fixed to the heat dissipatingrow; the LED light-emitting light source is arranged in the heat conducting cavity, and an opening is formed in the position, above the LED light-emitting light source, of the heat conducting cavity and sealed through a lens; two poles of the driving power supply are connected with the LED light-emitting light source through a power line penetrating through the wall of the heat conducting cavity,and the position, penetrating through the wall of the heat conducting cavity, of the power line is sealed; and the liquid guiding tube is connected with the heat dissipating row. According to the highpower LED lamp capable of conducting liquid-cooled heat transferring and air-cooled heat dissipating, the heat transferring and heat dissipating effects are obvious, and the size and the weight are reduced.

The invention discloses an anti-explosion aluminum capacitor. The anti-explosion aluminum capacitor comprises a capacitor body, wherein a negative electrode wiring terminal and a positive electrode wiring terminal are connected above the capacitor body; both the negative electrode wiring terminal and the positive electrode wiring terminal are in sleeve joint with protection gaskets; the capacitorbody is in sleeve joint with a cooling shell; the cooling shell body is provided with cooling fins; a capacitor core is arranged inside the capacitor body; the surface of the capacitor core is in sleeve joint with a capacitor shell; an upper end cover plate is arranged at a top end of the capacitor core; the space between the upper end cover plate and the capacitor core is filled with a collapsible encapsulation material; the capacitor core is connected with a fuse through a first connection wire; and the other end of the fuse is connected with the positive electrode wiring terminal through afirst connection wire. According to the anti-explosion aluminum capacitor, the cooling shell and the cooling fins are provided, so that the capacitor body can be heated and cooled rapidly; the coolingspeed of the aluminum electrolytic capacitor is increased; and the service life thereof is prolonged.

The invention discloses a heat pipe boiler, which is composed of a jacketed pot body, a shell, an insulating layer, a control switch, a bracket and a drainage device. The shell covers outside the jacketed pot body; the control switch is arranged at the upper part of the outside of the shell; and the bracket is arranged at the bottom of the shell. The jacketed pot body is composed of an outer pot body, an inner pot body, a heating device, the drainage device, a temperature control sensor and a heat-conductive working medium; a vacuum cavity is defined by a jacketed space between the outer pot body and the inner pot body; appropriate amount of the corresponding heat-conductive working medium is added to the vacuum cavity; and the control switch is used for controlling heating temperature of the heating device in accordance with sensing data of the temperature control sensor. The heat pipe boiler, which is of a heat-pipe type structure, is high in heat-conduction and heat-dissipation speeds and large in heat-conduction and heat-dissipation speeds; when the heat pipe boiler is used for boiling noodles, cooking porridge, making stock and cooking spices, the bottom of the inner pot body will not get burned; when a heat source is arranged at the bottom of the outer pot body for heating in the vacuum cavity between the inner and outer pot bodies of the jacketed pot body, heat conduction and heating are accelerated; and when the bottom of the outer pot body is free from the heat source for heating, a vacuum heat-insulating effect can be effectively enhanced by virtue of the vacuum cavity. By virtue of the heat-conductive working medium of the jacketed pot body, long-term maintenance-free quality assurance is guaranteed.