68results about How to "Reduce surface temperature" patented technology

The present application provides a light-emitting keyboard, which comprises a heat-dissipating key, a backlight module, a heat-conducting sheet and a through channel. The backlight module is located below the heat-dissipating key. The backlight module comprises a lamp plate, a light guide plate and a light shielding plate arranged in a stack. The heat-conducting sheet is located below the backlight module. The heat-conducting sheet covers the lamp plate. The through channel is located within the range of the keycap projection area of the heat-dissipating key. The through channel penetrates the light shielding plate, the light guide plate, the lamp plate and the heat-conducting sheet.

The utility model discloses a distance adjusting device for ceramic roller spraying. The distance adjusting device comprises a spraying distance adjusting mechanism, a temperature measuring sensor and a master control module, the spraying distance adjusting mechanism is connected with a spraying gun and can adjust the distance between the spraying gun and a workpiece to be coated, and the temperature measuring sensor can measure the temperature of the surface of the workpiece to be coated. The temperature measuring sensor and the spraying distance adjusting mechanism are in signal connection with the master control module. The temperature measuring sensor is provided with a temperature sensor and used for measuring the surface temperature of a coated workpiece, and the master control module can find the situation that the surface temperature of the ceramic roller is too high through the temperature measuring sensor and control the spraying distance adjusting mechanism to adjust the distance between the spraying gun and the coated workpiece. And the surface temperature of the ceramic roller is reduced to a range in which deformation of the ceramic roller and reduction of the toughness of the net wall are not caused.

This utility model relates to a high-efficiency heat dissipation vehicle display screen, including a display module, a frame, and a flexible heat-conducting component. The display module is disposed inside the frame, and a gap exists between one side of the display module and the frame. The flexible heat-conducting component fills the gap and is in close contact with the display module and the frame to conduct heat from the display module to the frame. This utility model can quickly conduct heat from the edge of the display module to the frame, improving the user experience and extending the lifespan of the display module.

The utility model provides a kind of high-temperature-resistant long-life ball bearing retainer, it is related to bearing retainer technical field, and it includes: hold frame body;The retainer body is annular structure, and ball hole is arranged in annular array shape on the inner wall of retainer body;Annular array shape is arranged in the through hole of the outer wall of retainer body, and the through hole is circular hole structure, and the through hole arranged in annular array shape is jointly composed of the heat dissipation structure of retainer body.Utilize nickel-based alloy high melting point (1300 DEG C above) and strong oxidation resistance, so that retainer is not easy to heat softening or oxidation corrosion failure under high temperature working condition (such as industrial kiln, aeroengine), directly prolongs the service life under high temperature environment;Through type circular through hole forms three-dimensional heat dissipation channel, cooperates the forced convection of lubricating medium (oil / gas), and internal heat is quickly taken away.For example in high-speed motor, airflow passes through through hole can make retainer temperature reduce 20%~30%, avoid local overheating to cause material failure.

This invention relates to the field of twin-screw extruder technology, specifically to a two-part twin-screw extruder barrel electromagnetic heating body, equipment, and system. The electromagnetic heating body consists of two L-shaped main bodies hinged together to form a rectangular structure. A through hole is opened in the middle of the rectangular structure to serve as a space for accommodating the die barrel. The outer shell is made of mica sheet assembled using corner brackets. Its inner surface is lined with radiation-shielding material, and the inside of the radiation-shielding material is lined with thermal insulation cotton. An electromagnetic coil is placed on the thermal insulation cotton. The innermost side is sealed with a thin mica sheet to the electromagnetic coil, thermal insulation cotton, and radiation-shielding material. The electromagnetic coil is electrically connected to an electromagnetic heater. This invention uses electromagnetic heating of the barrel to generate its own heat, avoiding secondary energy waste caused by heat transfer, improving heating efficiency. Compared with resistance wire heating, the power saving rate during normal production can reach 50%, and it also increases production capacity to a certain extent. It also has the advantages of precise temperature control and reduced ambient temperature.

The utility model relates to the technical field of round wire welding strip blackening, in particular to round wire welding strip blackening equipment which comprises a shell, guide rollers arranged at the upper end and the lower end of the left side and the right side in the shell, an immersion inner cavity formed in one end in the shell, an operation box arranged on one side of the shell, and a drying box arranged above the operation box. A circulating fan is arranged on one side of the drying box, a forming grinding tool is arranged above the shell, clamping grooves are formed in the left side and the right side of the guide roller correspondingly, mounting sliding grooves are formed in the four end faces outside the clamping grooves correspondingly, connecting shafts are arranged on the left side and the right side of the guide roller correspondingly, and mounting sliding blocks are fixedly arranged on the four end faces outside the connecting shafts correspondingly; the mounting sliding blocks are clamped into the mounting sliding grooves in a sliding mode, the connecting shafts are fixedly sleeved with clamping plates, and the clamping plates are clamped into the clamping grooves. According to the automatic blackening equipment for the round wire welding strip, the subsequent working efficiency is improved through automatic operation equipment, time and labor are saved, and the blackening process of the round wire welding strip is greatly enhanced.

The application discloses a high-temperature sintering type radiation-heat conduction synergistic refrigeration functional glass ink as well as a preparation method and application thereof. The functional glass ink is composed of the following raw materials in percentage by mass: 70-79% of a base paste, 20% of a color paste and 1-10% of a functional filler. The functional filler is uniformly dispersed in the ink system, and a film layer with radiation-heat conduction synergistic refrigeration function can be formed after coating and high-temperature sintering. The film layer has higher average reflectivity in the ultraviolet-visible-near infrared band, higher infrared emission performance in the 2.5-25 mu m band, can effectively reduce the solar radiation heat input and enhance the radiation dissipation of heat to the outside world. Under the simulated sunlight condition, the obtained film layer can realize a sub-environmental cooling effect of 11 DEG C at the highest. The application has the advantages of high refrigeration efficiency, excellent sintering performance, good film layer stability and the like, and can be applied to the fields of photovoltaic glass, building glass and decorative glass.

The invention relates to a refrigerating system and refrigerating equipment. The refrigerating system comprises a heat dissipation device, and a water storage device, an atomization device and a condensation device which are communicated in sequence, wherein the water storage device is used for inputting a water source to the atomization device; the atomizing device is arranged on one side of the condensing device and used for atomizing a water source into water mist and spraying the water mist to the condensing device; the heat dissipation device is used for providing wind power for the condensing device for heat dissipation. By means of the arrangement, water mist and air are mixed to form humidifying cooling airflow, the humidifying cooling airflow can remarkably improve the surface heat exchange efficiency of the condensing device, the influence of the environment temperature on the heat dissipation effect of the condensing device is reduced, the heat dissipation effect of the condensing device is improved under the working condition of the condensing device with the same size, and therefore the refrigerating time of a refrigerating system is shortened, and the refrigerating efficiency is improved. The refrigeration efficiency is improved.

The utility model discloses ultraviolet-proof dimming glass and belongs to the technical field of dimming glass. The ultraviolet-proof dimming glass comprises a glass main body, an ultraviolet-proof plate, a first mounting sleeve and a second mounting sleeve, the first mounting sleeve is arranged on the upper side of the second mounting sleeve, and the lower side face of the first mounting sleeve abuts against the upper side face of the second mounting sleeve. At least two independent containing grooves are formed between the first mounting sleeve and the second mounting sleeve in a matched mode, and the glass body and the anti-ultraviolet plate are arranged in the two independent containing grooves in a nested mode respectively. The anti-ultraviolet plate is located on the outer side of the glass body, and a cable of the glass body penetrates through the second installation sleeve to be electrically connected with an external power source. By arranging the ultraviolet-proof layer, the surface temperature and ultraviolet radiation of the dimming glass in high-temperature weather can be reduced, and the service life of the dimming glass is prolonged.

The application relates to a storage room system and method suitable for island material storage and seawater desalination, and belongs to the island life health field. In view of the problems of food perishability and freshwater shortage on islands, the application provides a storage room system suitable for island material storage and seawater desalination, which mainly comprises a refrigeration system, a plasma system and a seawater desalination system. The application realizes refrigeration and cooling of the storage space and provides a relatively suitable working temperature for the coupled plasma generating device by extracting low-temperature seawater to cool the refrigerant and arranging the evaporation pipeline around the storage room. Fresh water is prepared by utilizing the high humidity of island air, the air is heated through the convection effect of the compressor, the filtered air is humidified to the saturated state through the spraying device, and the fresh water is prepared through condensation. The application fully adapts to local conditions, utilizes the climate advantages and unique renewable energy of the South China Sea islands, and practically solves the actual needs of life.

The invention discloses a miniaturized heating cigarette smoking set capable of reducing the surface temperature. Comprising a heating cavity used for containing an aerosol generating substance, a heating system arranged in the heating cavity, a battery cell used for providing energy for the heating system, a control system used for connecting and controlling the heating system and the battery cell, and a supporting system used for fixing all parts and facilitating holding of a user. The supporting system is provided with a heat insulation area for reducing outward diffusion of heat in the heating cavity on the outer side of the heating cavity, and a heat conduction system which is connected with the heating system and the heating cavity and conducts and dissipates heat generated by the heating system and the heating cavity is arranged in the portion, used for being held by a user, of the supporting system. The device serves as a portable electronic product, the portability of the device requires that the size of the product is as small as possible, and the device strives to achieve balance in demand contradictions by reducing the surface temperature of the product through the design of heat insulation, heat conduction and heat dissipation in a small product space.

The utility model provides a kind of high-temperature-resistant floor, it is related to floor technical field, including floor body, first recess is set on the two side outer walls of floor body, fixedly installed with slide rail in the first recess, the adjacent two outer walls of the outer wall of the first recess of floor body are provided with sliding block, the sliding block is in accord with slide rail, memory alloy grid is set on the bottom end of floor body, each fulcrum on memory alloy grid is provided with elastic support column, the position of the inside of floor body close to surface layer is provided with heat insulation layer;Floor body bottom is provided with nickel-titanium alloy memory alloy grid, actively expands and absorbs thermal stress when high temperature, restore original shape when low temperature, avoid floor warping or joint bulge, at the same time, grid node is equipped with zirconium ceramic shell+high-temperature-resistant silica gel core elastic support column, it can be compressed 10%~15% in vertical direction, stress is dispersed through shear deformation in horizontal direction, realize multidirectional thermal stress management.

This utility model discloses a water-cooled vacuum capacitor, comprising: an insulating shell and two electrode groups. Each electrode group includes an electrode disk and an electrode ring group fixed to the electrode disk. The insulating shell is sealed and connected to the two electrode disks to form a vacuum chamber. The two electrode ring groups are coupled and housed within the vacuum chamber. At least one electrode disk has a water-cooling chamber inside, and also has an inlet and an outlet communicating with the water-cooling chamber. By incorporating a water-cooling chamber within at least one electrode disk, this utility model can directly cool the electrode group from the heat source, significantly improving heat dissipation efficiency, enhancing the voltage withstand stability of the vacuum capacitor, reducing the impact of high temperature on capacitance, thereby ensuring impedance matching of the equipment, improving the electrical performance stability of the vacuum capacitor under high-frequency conditions, and meeting users' requirements for high current and voltage withstand stability of vacuum capacitors.

The invention relates to the technical field of water-based radiation refrigeration coatings, and discloses a water-based radiation refrigeration coating composition and a preparation process thereof, the water-based radiation refrigeration coating composition comprises a component A and a component B, the component A is prepared from the following raw materials in parts by weight: 10 to 15 parts of a water-based substrate, 8 to 12 parts of a multi-effect cosolvent, 55 to 65 parts of radiation refrigeration functional filler, 10 to 20 parts of emulsion, 0.1 to 0.8 part of a hydrophobic auxiliary agent, 0.1 to 0.8 part of a wetting agent and 0.3 to 1 part of a thickening agent, and the multi-effect cosolvent is prepared from a dispersing agent, a defoaming agent and a first solvent; and the component B comprises the following raw materials in parts by weight: 65-75 parts of a curing agent and 25-35 parts of a second solvent. The water-based radiation refrigeration coating composition has good cooling performance, weather resistance and protection performance.

The utility model relates to a kind of tire electromagnetic wave radiation vulcanization equipment, including inner mould vulcanization device and outer mould vulcanization device, inner mould vulcanization device includes electromagnetic wave radiation mechanism, capsule, lower mould, lower side mould, ring seat cylinder head, electromagnetic wave radiation seat or lamp tube flange, cover, infrared vulcanization instrument or microwave vulcanization instrument, thermal energy reflection layer, heat preservation layer, outer mould vulcanization device includes electromagnetic heating device, pedestal, middle mould cover, guide strip, antifriction plate, pattern block, arcuate seat, upper ring, upper cover plate, upper side mould, upper mould, center shaft, upper chuck and tire;Inner mould is filled with heating medium by ring seat cylinder head, and electromagnetic wave vulcanization instrument is rotated by microwave or infrared wave to heat it, and outer mould vulcanization device passes to outer type tire blank by the structure of arcuate seat and pattern block Heat is transmitted to the present utility model uses electromagnetic wave radiation vulcanization, eliminates existing boiler, reduces environmental pollution, improves energy utilization, and temperature uniformity is improved.

The application provides a pre-spraying anti-sticking waterproof construction method, which comprises the following steps: spraying pre-spraying anti-sticking sprayed rapid-setting rubber asphalt waterproof coating on the surface of a base layer to be constructed; naturally drying after the construction is completed; uniformly spreading fine sand on the surface of the pre-spraying anti-sticking sprayed rapid-setting rubber asphalt waterproof coating to form a fine sand layer; pouring a subsequent concrete structure after binding steel bars, so that the fine sand layer is naturally integrated with the concrete and becomes a part of the poured concrete, thereby preventing the steel bars from being bonded with the pre-spraying anti-sticking sprayed rapid-setting rubber asphalt waterproof coating and from damaging the pre-spraying anti-sticking sprayed rapid-setting rubber asphalt waterproof coating, preventing the waterproof layer from being damaged by the steel bars during the construction process, and effectively protecting the waterproof layer; the fine sand layer can also serve as a protective layer, reducing the surface temperature and surface aging degree of the waterproof layer formed by the pre-spraying anti-sticking sprayed rapid-setting rubber asphalt waterproof coating under long-time direct sunlight, and thereby improving the anti-sticking performance of the pre-spraying anti-sticking sprayed rapid-setting rubber asphalt waterproof coating.

This application relates to the field of circuit board manufacturing technology, and discloses a method for manufacturing SMT carrier markings and an SMT carrier. The method for manufacturing SMT carrier markings includes: providing an SMT carrier with a marking area; performing an oxidation treatment on the SMT carrier to cover its surface with an oxide layer; using a first laser to engrave the oxide layer within the marking area, making the marking area white; and using a second laser to further engrave the oxide layer within the marking area to form a marking, which is black. The above-described method for manufacturing SMT carrier markings optimizes the structure of the prepared markings, creating a strong contrast between the marking and the background color of the marking area, making them easily identifiable; furthermore, the white background color of the marking area reflects radiation and lowers the surface temperature of the carrier, making it less prone to discoloration and improving recognition speed. The markings prepared by this application have strong anti-aging properties, increased strength and hardness, and are less prone to wear.

The application discloses a kind of antifouling self-cleaning cooling multifunctional coating and preparation method thereof.Coating main component has: water-based commercial white paint, alpha phase phosphogypsum (alpha-HPG), water-based polyurethane (WPU), ethyl acetate (EA), stearic acid (SA), N, N-dimethylformamide (DMF).First, water-based commercial white paint and alpha-HPG are modified respectively, then slurry is prepared by using simple blending method at room temperature, and coating is plated by doctor blade method, i.e. the double functional composite coating with excellent hydrophobicity and non-energy consumption cooling effect can be prepared.

The utility model relates to domestic appliance technical field especially, it is air purifier with dehumidification function, including purifier, the purifier bottom four around open several air inlet holes, the purifier is rotatably connected with the heat pipe, the purifier is installed with refrigerator, the refrigerator is located in the heat pipe, the purifier bottom is provided with the water collecting tank, the purifier bottom surrounds and opens the drain hole, the purifier is communicated with the water collecting tank through the drain hole, the purifier bottom opens the air outlet, the purifier is provided with the removal assembly that removes the condensation water drop of heat pipe surface in. Through the heat pipe of red copper material and built -in refrigerator form heat exchange system, make heat pipe surface temperature reduction, to realize the condensation dehumidification function of water vapor in humid air, realize the purpose of air dehumidification.

The utility model relates to paper printing technical field especially is a kind of web printing machine with paper cooling function, including base, in the utility model, by designing a kind of web printing machine with paper cooling function, utilize the device and set up first cooling roller and second cooling roller, directly contact type cooling is carried out to the paper after printing by internal circulation cooling water, cooperate fan cooling by electric telescopic link control, can effectively reduce paper surface temperature quickly, significantly improve ink solidification and paper setting effect, effectively prevent the problem of ink adhesion, paper deformation, by the second hydraulic cylinder driving bearing seat moves in sliding slot, the interval of second cooling roller and paper surface can be adjusted, it is convenient to adapt to the cooling demand of different thickness, different material paper, ensure that first cooling roller and second cooling roller and paper effective contact, avoid excessive oppression at the same time, improve the adaptability and uniformity of cooling.

The utility model discloses a cylindrical fin heater, which comprises a cylindrical flow guide pipe and heat conducting fins, a liquid inlet sealing cover and a liquid outlet sealing cover are respectively screwed and fixed on two sides of the cylindrical flow guide pipe through bolts, and a plurality of groups of heat conducting fins are arranged in the cylindrical flow guide pipe. A plurality of water inlets and water outlets are formed in the liquid inlet sealing cover and the liquid outlet sealing cover respectively, the two ends of the heat conduction fins are communicated with the water inlets and the water outlets respectively, first electric heating pipes are arranged in the heat conduction fins, and second electric heating pipes are arranged at the positions where the heat conduction fins are communicated with the water inlets and the water outlets. A plurality of groups of heat-conducting fins are arranged in a cylindrical flow guide pipe, first electric heating pipes are arranged in the heat-conducting fins, and the heat-conducting fins can increase the heat transfer area, so that heat is more effectively transferred from the electric heating pipes to a flowing liquid medium, accumulation of the heat on the surface of the heater is reduced, and the efficiency of transferring the heat to a target area is improved; and energy waste is reduced.

The utility model discloses a cooling mechanism of gasoline engine water pump, including mounting bracket still include: handle is provided with two groups, two groups handle respectively set up in one side of mounting bracket, the upper end of mounting bracket all is fixedly connected with a plurality of connecting frame, a plurality of the upper end fixedly connected with water tank of connecting frame, the outer periphery fixedly connected with the protection board of water tank, cooling assembly, fixedly set up in the bottom of water tank, is used for the cooling of gasoline engine water pump operation to it. In the utility model, the atomizing sheet in the water spray pipe disperses water into water mist, compared with traditional air cooling, its latent heat of vaporization is big, can take away the engine surface heat, in high temperature environment, avoid the power drop and the part wear and tear because of overheating, the continuous water circulation prevents the temperature rise, the water circulation system of motor drive, ensure that the heat dissipation medium temperature is lower than the engine temperature.

This utility model discloses a pleat removal device for polyester fabric, comprising: a starting roller placed on one side of the upper surface of an operating table; a take-up roller placed on the other side of the upper surface of the operating table; four supports one respectively placed on both ends of the starting roller and both ends of the take-up roller, the lower end face of the supports one being fixedly connected to the upper surface of the operating table, and the upper end of the supports one being rotatably connected to both ends of the starting roller and both ends of the take-up roller; a rotating motor shaft fixedly connected to one end of the take-up roller, and the take-up roller being rotatably connected to the supports one via the rotating motor; a groove placed on the upper surface of the operating table and positioned between the starting roller and the take-up roller; an ironing board placed in the groove and lower than the starting roller and the take-up roller, the ironing board's orientation being consistent with the starting roller's orientation, and the lower end face of the ironing board being arc-shaped; one end of a power cord connected to the ironing board; and two supports two respectively fixedly connected to both ends of the ironing board. The beneficial effect of this utility model is to improve efficiency.

The utility model discloses a kind of reinforced paper bowl of scalding and leakage prevention, relate to paper bowl technical field.The utility model includes the inner bowl body for containing food, the surface of inner bowl body is fixed with outer shell body, the bottom end of outer shell body is fixed with the support ring for supporting outer shell body and inner bowl body, a group of collection components are equipped in support ring, collection component is used to recycle the food that leaks in inner bowl body, avoid causing pollution;In order to block the heat in inner bowl body, heat insulation gap for heat insulation is formed between outer shell body and inner bowl body, a group of reinforcing components are equipped in heat insulation gap, reinforcing component is used to increase the strength of outer shell body and inner bowl body;Through structural innovation and material optimization, effectively solve the problems, such as poor heat insulation performance, easy to leak, low strength, of traditional paper bowl, improve the practicality and safety of paper bowl, provide more convenient, comfortable dining experience for user.

The utility model relates to the technical field of annealing furnace equipment, in particular to a gas heater device, which comprises a gas base, a flange and a burner sleeve inserted into a hearth of an annealing furnace, the bottom of the gas base is communicated with a fire outlet cylinder, one end of the fire outlet cylinder far away from the gas base is provided with a fire outlet, and the fire outlet cylinder is inserted into the burner sleeve. A flange is arranged at the bottom of the gas base and used for connecting the gas base to the annealing furnace and sleeves the outer wall of the top end of the burner sleeve, and the bottom face of the flange is connected with the furnace top of the annealing furnace. The gas burner has the advantages that when the gas burner is used, flames of the gas base are sprayed out of the fire outlet to burn in the burner sleeve, waste gas is prevented from making contact with a product, and the product quality is improved.

The utility model provides a mould is used in bluetooth headset shell production relates to bluetooth headset technical field, including fixed base, the upside of fixed base is provided with headset shell production subassembly, the inside of fixed base is provided with the sliding slot, the lower side inside end of pouring inner bag is connected with the jacking rubber film, the downside of jacking rubber film is connected with the gas rod, the downside of gas rod is connected with the gas inlet pipe, through setting up headset shell production subassembly when pouring is completed and solidifies, through the gas inlet pipe injects gas to the gas rod, along with the gas rod upwardly lifts, the jacking rubber film will pour the headset shell in the inner bag and eject, realizes the quick stripping, and will extrude the shaping block and insert the inside of pouring inner bag through the upper cap, at this moment, the plastic solution is injected into the gap of pouring inner bag and extrusion shaping block through the glue injection port, and the air is discharged through the exhaust port, ensure that the plastic solution evenly fills, after cooling solidification, extrusion shaping block and headset shell are closely combined.

This invention provides a jet-type gas turbine guide device, including a guide, a heat dissipation assembly, and a flow divider. The guide consists of an outer ring, inside which is an inner ring. The invention features a hollow cavity inside the blade, with heat dissipation holes arranged along the inner side of the blade, communicating with the hollow cavity. Through holes are formed around the surface of the outer ring, and fuel injectors are installed on the surface of these through holes. During operation, the fuel injectors inject fuel into the hollow cavity inside the blade through the through holes. The fuel entering the hollow cavity carries away the heat generated by the blade, thus cooling it and preventing thermal stress at the leading edge that could cause cracks. The fuel flows out through the heat dissipation holes and into the combustion chamber. This guide has a cooling and heat dissipation structure, thereby improving its service life.

The utility model discloses a fire door that obstructs smoke and dust, and particularly relates to the technical field of fire doors, comprising a sealing mechanism, the sealing mechanism inner surface rotationally connected with the fire door body, the sealing mechanism front end upper portion fixedly connected with the supporting plate, the supporting plate upper end right side fixedly connected with the spraying mechanism, the supporting plate upper end left side fixedly connected with the expansion mechanism. The fire door that obstructs smoke and dust, through the expansion mechanism and the sealing mechanism set up can fill the gap of door frame and wall instantaneously, can also automatically fill according to the gap shape and width simultaneously, effectively blocks the smoke that rapidly spreads in the initial stage of fire, reduces the risk that personnel is poisoned and suffocated by smoke, through the spraying mechanism set up can form a " heat shield " on the door surface, greatly reduces the surface temperature of fire door, prolongs the effective protection time of fire door, and gains more opportunities for personnel evacuation and fire rescue.

This invention discloses a polylactic acid (PLA) filled with seaweed fiber and its preparation method. The PLA filled with seaweed fiber is prepared by weight-based methods using 100 parts PLA, 20-100 parts seaweed fiber, 1-5 parts zinc borate, 0.5-5 parts γ-aminopropylsilanetriol, 0.5-3 parts antioxidant, and 0.1-3 parts lubricant. This invention introduces zinc borate and γ-aminopropylsilanetriol into the PLA filled with seaweed fiber, thereby significantly improving the mechanical and flame-retardant properties of PLA, providing prospects for the application of PLA materials in more fields.