44results about How to "Large heat radiation area" patented technology

The invention discloses a decomposition equipment for crushed coal and pulverized coal, which comprises a horizontally sealed rotary kiln body with a material inlet and a material outlet, a heating mechanism is arranged on the kiln wall of the kiln body, and the heating mechanism is connected The pulverized coal and pulverized coal propulsion and decomposition channels formed between the walls of the kiln body, the coal decomposition gas collection pipes connected with the pulverized coal and pulverized coal promotion and decomposition channels are arranged on the kiln body, and the control part of the heating mechanism is set on the kiln wall Externally, the heating part is set inside the kiln wall. The control and detection part is set outside the kiln wall, and it is easy to accurately control the ignition effect and ignition state during the continuous contact with the flammable and explosive high-temperature coal decomposition gas. In addition, while better controlling the ignition quality and accuracy, the igniter, as a wearing part, is arranged outside the kiln wall for easy inspection and maintenance.

The invention discloses an LED lamp filament assembly, a method for forming an LED lamp filament bulb and the LED lamp filament bulb. The LED lamp filament assembly comprises one or more LED lamp filaments (1.1) with the two ends provided with electric connecting terminals (1.3). The electric connecting terminals (1.3) at the two ends of each LED lamp filament (1.1) are connected with two heat conduction and electricity conduction terminal supports (1.4). According to the LED lamp filament assembly, the light emitting rate of an LED can be increased, and the heat dissipation efficiency can be improved. According to the method for forming the LED lamp filament bulb and the LED lamp filament bulb, the limitation that an existing LED lighting lamp needs a radiator can be avoided, a large-power LED lamp filament lamp light source can be achieved, a light source of an existing large-power lighting product can be directly replaced, and lamps do not need to be replaced.

The invention discloses a light reflecting glass mirror and a manufacturing method thereof, wherein the manufacturing method comprises the following steps: S1, providing a plurality of semifinished panels and a plurality of semifinished rib plates; S2, using two semifinished panels respectively as a bottom plate and a top plate of the light reflecting glass mirror, using a plurality of semifinished rib plates as rib plates of the light reflecting glass mirror, and processing the bonding surfaces of the rib plates; S3, coating glass powder on the bonding surfaces in a clearance type manner, premounting the rib plates between the bottom plate and the top plate according to the distribution of the bonding surfaces, and removing redundant glass powder; S4, sending the bottom plate, the top plate and the rib plates, which are premounted, in a heating furnace, heating the heating furnace to a temperature which is 9-10 degree higher than the fusion point of the glass powder, keeping the temperature for at least 10 minutes, and after heating, cooling the heating furnace to drop the temperature so as to obtain the light reflecting glass mirror. The manufacturing method disclosed by the invention is safer, the manufactured light mirror has the characteristics that the self-weight deformation of the reflecting mirror, the thermal resistance in the thickness direction, and the deformation caused by temperature gradient are reduced, and the thermal radiation area of the reflecting mirror is enlarged.

The invention provides a shell of terminal equipment and a processing method of the shell. The shell comprises a shell body and a heat conduction layer sprayed on a surface of the shell body, whereinnano carbon particles and heat conduction metal particles are contained in the heat conduction layer, and a surface of the heat conduction layer is provided with an uneven heat dissipation microstructure. The nano carbon particles have excellent heat conduction and heat radiation performance, the heat conduction performance is mainly reflected in heat diffusion transfer, the heat diffusion speed of the nano carbon particles is larger than or equal to 200 mm<2>/S, a heat radiation coefficient is 0.92-0.95, the nano carbon particles have excellent heat conduction performance, moreover, the carbon nanoparticles can form a continuous heat conduction channel on the surface of the shell after being dried, so heat conduction performance can be enhanced, and the heat can be conducted out more quickly. The particle size of the heat conduction metal particles is large, the nano carbon particles and the heat conduction metal particles can form the uneven heat dissipation microstructure on the surface of the shell body, the heat radiation area can be increased, and thereby heat dissipation performance of the heat conduction layer is further improved.

The invention discloses independently controllable high-temperature equipment provided with multiple vacuum cavities. The independently controllable high-temperature equipment provided with the multiple vacuum cavities comprises the first vacuum cavity, the second vacuum cavity, the third vacuum cavity, a first sealing door, a second sealing door, a third sealing door, a vacuum-pumping system, a display control system and a cabinet body, wherein the first vacuum cavity, the second vacuum cavity and the third vacuum cavity have the same constitution; each vacuum cavity comprises a left-side heat radiation chamber, a right-side heat radiation chamber and a work chamber positioned between the left-side heat radiation chamber and right-side heat radiation chamber; the vacuum-pumping system consists of a molecular pump, a forepump, a prepump and a vacuum electromagnetic valve; one set of vacuum-pump system can vacuumize the plurality of cavities; the prepump is used for performing first-state vacuumization on the vacuum cavities; the forepump is used for maintain the vacuumizing work of the molecular pump and also can serve as the prepump when necessary; the vacuum time of the whole system is short; and independently controllable high-temperature equipment provided with the multiple vacuum cavities can realize that the plurality of vacuum cavities can be independently controlled and display, can realize single stop and restart operation, and realizes non-interference truly.

The invention discloses a drying heating method for production resumption of a coke dry quenching furnace after medium repair and is mainly intended to solve the technical problem that the use of the gas drying heating process in the production resumption of an existing coke dry quenching furnace after medium repair results in long drying time, high gas consumption, high drying cost and difficulty in gas drying equipment assembly and disassembly. A coke dry quenching furnace under production resumption after medium repair is dried with heat from red coke that is at 1000 DEG C and that is pushed out of a coke oven, and quick heating is achieved for the coke dry quenching furnace under production resumption after medium repair; compared with existing gas drying heating processes, the drying heating method is lower in drying gas consumption, shorter in production resumption time of the coke dry quenching furnace after medium repair, and higher in production efficiency of the coke dry quenching furnace. The drying heating method is applicable to the drying of a coke dry quenching furnace for production resumption after medium repair, while a pre-storage segment of a coke dry quenching furnace is under replacement and a cooling segment is not repaired.

The invention provides a high-activity submicron boron carbide ceramic powder and a low-temperature in-situ preparation method thereof, and belongs to the field of preparation of boron carbide powder.The preparation method comprises the following steps: proportioning boric acid, petroleum coke and a rare earth oxide additive, drying, carrying out high-energy ball milling, crushing, and dry-pressmolding, and carrying out low-temperature carbon thermal reduction in an ultralow-frequency heating furnace to in-situ prepare the high-activity submicron boron carbide ceramic powder. According to the method, preparation and crushing are integrated, submicron B4C powder can be directly prepared, and subsequent tedious crushing and purifying are not needed. The rare earth oxide can reduce the carbon thermal reduction temperature, inhibit the growth of B4C grains and prevent the coarsening of grains. Meanwhile, due to the addition of the rare earth oxide, a second phase for promoting subsequentB4C ceramic sintering can be generated through an in-situ reaction, and the sintering activity of the ceramic powder is greatly improved. Compared with the prior art, the method has the advantages oflow reaction temperature, short reaction time, low cost, environment friendliness, energy conservation, consumption reduction and the like, and the process is simple and feasible and can be suitablefor industrial large-scale popularization.

The invention provides a cooking utensil. The cooking utensil comprises a main engine, an inner container, a heat conduction shell and an electric heating part, wherein the main engine is provided with an outer container, the inner container is detachably installed in the outer container, the heat conduction shell is located in the outer container and is arranged at the outer side of the inner container in a sleeving mode, and the electric heating part is arranged on the heat conduction shell and is used for heating the heat conduction shell to make the temperature of the heat conduction shell rise and radiate heat to the inner container. According to the cooking utensil, the heat conduction shell is arranged at the outer side of the inner container in an encircle and sleeving mode, and in this way, the heating area of the inner container is increased; meanwhile, the heat on the heat conduction shell can be evenly transferred to the surface of the inner container corresponding to the heat conduction shell, thus the purpose that every corner of the surface of the inner container is uniformly heated is effectively guaranteed, and therefore the color and mouthfeel of food cooked in the inner container are improved.

The embodiment of the invention provides a heat dissipation assembly, a backlight source assembly and a display device. The heat dissipation assembly comprises a heat conduction structure and a heat dissipation structure, one side of the heat conduction structure is in heat conduction connection with a heat source, and the other side of the heat conduction structure is in heat conduction connection with one side of the heat dissipation structure. At least one side surface, far away from the heat conduction structure, of the heat dissipation structure is an anodized surface. The heat conductionconnection bridge is established between the heat source and the heat dissipation structure through the heat conduction structure, heat at the heat source can be rapidly conducted to the heat dissipation structure, and heat accumulation at the heat source is reduced; the heat dissipation structure is not in direct heat conduction connection with a heat source, so that the heat dissipation structure is flexibly arranged, and influence on the original structural design of the display product is greatly reduced; the anodized surface of the heat dissipation structure is provided with a large number of micropores, the heat radiation area can be increased, and therefore the heat radiation efficiency is improved.

The invention provides a high-power carbon-ceramic composite electric heating tube. The high-power carbon-ceramic composite electric heating tube comprises an electric heating body, a metal electrode plate, a metal rod electrode and a metal rod electrode sealing sleeve, wherein the electric heating body is composed of a carbon-ceramic composite material blank and a carbon fiber woven electric heating layer wrapping the blank, the electric heating body is of a strip-shaped symmetrical structure, and each end of the electric heating body is sequentially connected with a metal electrode plate and a metal rod electrode; the electric heating body is located in a cavity formed by the outer shell, the metal rod electrode penetrates through one end of the shell, and the portion, making contact with the shell, of the metal rod electrode penetrates through the metal rod electrode sealing sleeve; and the end, connected with the metal electrode plate, of the metal rod electrode is of a Z-shaped arc-shaped bent structure, so that expansion deformation and breakage caused by heating of the electric heating body can be avoided under the condition that large current passes through the Z-shaped arc-shaped bent structure.

The invention provides a multiple intelligent protection heating table and safety control method thereof, and relates to the field of intelligent homes. The multiple intelligent protection heating table comprises a fireproof systemarranged on a table top body and a foot rest and a safety control system. The safety control method comprises the following steps: detecting whether a working state of a heat source of the heating table is in abnormal or whether a flame detection signal for indicating the naked flame existing in the heat source is received; when detecting that the heat source is in the abnormal working state, switching off power supply of the heat source, and setting the heat source in an instruction of a non-working state; when the heat source is in the normal working state, setting the heat source in the non-working state while receiving the flame detection signal, refusing to carry out the heating instruction, and executing a firefighting instruction through the starting of a fire extinguishing system. The heating table provided by the invention is good in heat effectand high in security performance, and can realize automatic extinguishing remediation; and the table is simple in structure, low in cost and suitable for public population.

The invention discloses a heat treatment furnace for processing high-strength aluminum-magnesium alloy. The heat treatment furnace comprises a shell, the shell is arranged at the upper end of a base through supporting legs, a furnace cover is arranged at the top end of the shell, a feeding groove is formed in the inner surface of the top end of the shell, a supporting frame is arranged on the inner wall of the shell and supports a material frame, a temperature sensor is arranged at the corner of the inner wall of the shell, a controller is arranged on the outer wall of the shell, a motor is installed on the upper surface of the base, a rotating shaft is arranged at the upper end of the motor, a bearing is arranged at the upper end of the motor, the bearing sleeves the outer wall of the rotating shaft, the top end of the rotating shaft extends into the shell, a rotating table is installed at the top end of the rotating shaft, a set of heating devices are installed on the upper surface of the rotating table, and the controller is electrically connected with the motor and the temperature sensor. According to the heat treatment furnace for machining the high-strength aluminum magnesium alloy, the temperature in the furnace can be automatically controlled to be within a proper range all the time and cannot be too high or too low; and the material frame is uniformly heated, the heating efficiency is high, and the material frame is uniformly heated.

The invention discloses a stereo heating disinfection cabinet based on thick film heating. The stereo heating disinfection cabinet comprises a cabinet body with a disinfection chamber, and a cabinet door in opening and closing connection with the cabinet body, and is characterized in that a thick film heating plate is arranged at the bottom of the disinfection chamber; the thick film heating plate comprises a main heat-conducting substrate and a main thick film heating circuit printed on the bottom surface of the main heat-conducting substrate. The thick film heating plate of the stereo heating disinfection cabinet can perform heating in the form of planar heat dissipation and is large in heat radiation area and high in heat radiation diffusion speed; the thick film heating plate can perform stereo heating on the interior space of the cabinet body closed by the corresponding cabinet door on a large area from the bottom to the top, and is high in heating speed and high in efficiency; the disinfection cabinet is good in high-temperature disinfecting effect and drying effect and high in energy efficiency.

The invention provides a high-efficiency and high-power radiator for an LED lamp. The radiator comprises a sectional material main body, wherein a plurality of groups of radiating fins are installed on the sectional material main body; the sectional material main body is formed by a first sectional material surface, a second sectional material surface and a third sectional material surface which are connected in sequence; the first sectional material surface, the second sectional material surface and the third sectional material surface are sequentially connected to form a hollow cavity structure; the first sectional material surface and the second sectional material surface are of curved surface structures which are sunken towards the cavity structure; a curved surface body structure is arranged at the joint of the first sectional material surface and the second sectional material surface; clamping positions are arranged on the radiating fins correspondingly; and the radiating fins are clamped on the first sectional material surface and the second sectional material surface of the sectional material main body through the clamping positions. The high-efficiency and high-power radiator for the LED lamp has the advantages that the radiating efficiency is high, the LED lamp can be effectively protected, and the high-efficiency and high-power radiator for the LED lamp has great economic value and use value.

The invention discloses a robot moisture-proof device. The robot moisture-proof device comprises a robot and a heating water tank; a water inlet is formed in one side of the top of the robot and provided with a rubber plug; the rubber plug and the water inlet are movably connected; the heating water tank is arranged on the lower portion of the water inlet and inside the robot; the heating water tank is fixedly connected with the robot; an electric heating wire is arranged inside the heating water tank; tap water is located in the heating water tank; and by setting the temperature of tap waterneeding heating and pressing a heating power key, the electric heating wire heats tap water, a water stop valve is opened, tap water flows into a strip-shaped heat conducting pipe from the heating water tank, and as the strip-shaped heat conducting pipe is wound inside the robot, the thermal radiation area of tap water is greatly increased, the heated tap water evaporates steam inside the robot through thermal radiation, and the purpose of preventing moisture for the robot is achieved.

The invention relates to a smokeless barbecue device, which comprises a heat source furnace. A water tank surrounds the heat source furnace. The water tank can be filled with water. A hanging wall is installed on the periphery of the water tank. The hanging wall allows the skewers to be hung between the hanging wall and the heat source furnace. between. The smokeless barbecue device includes a water tank and a heat source furnace. The skewers can surround the heat source furnace. The effective heat radiation area is large, and the energy saving effect is good. The oil and water drip into the water tank without forming oily smoke, and the environmental protection effect is good.

The invention relates to a smokeless barbecue table, which includes a table and a smokeless barbecue device embedded in the table. The smokeless barbecue device includes a heat source furnace, and a water tank surrounds the heat source furnace, which can hold water. The hanging wall allows the barbecue skewers to be hung between the hanging wall and the heat source stove. The smokeless barbecue table includes a water tank and a heat source stove. The grill skewers can surround the heat source stove. The effective heat radiation area is large, and the energy saving effect is good. Oil and water drip into the water tank without forming oily smoke, and the environmental protection effect is good.

The invention relates to a cooking utensil with high cooking efficiency, the cooking utensil comprises a cooking cavity and a heating pipe installed in the cooking cavity, the heating pipe comprises a container, a sheet-shaped heating body suspended in the container and a power supply part penetrating out of the two ends of the container, the two ends of the heating body are connected with the power supply part, the heating body comprises a plane part and a linear side part, and the side part faces a food material placing area in the cooking cavity. According to the technical scheme provided by the invention, the risk that food is locally burnt due to direct radiation of the plane part can be avoided, so that relatively uniform radiation heating is realized, and the cooking effect is improved.