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112results about How to "Avoid high temperature effects" patented technology

Ash fusibility testing instrument capable of automatically conveying and taking samples

The invention discloses an ash fusibility testing instrument capable of automatically conveying and taking samples, which comprises a high temperature furnace, an ash cone supporting plate, a graphite cup, an image taking mechanism and a control mechanism, wherein an alundum tube is arranged in the high temperature furnace; the ash cone supporting plate and the graphite cup are placed in the alundum tube; a box body is arranged below the high temperature furnace; an automatic sample conveying mechanism is arranged in the box body; the automatic sample conveying mechanism comprises a sample conveying rod, a lifting drive component and a translation drive component; the sample conveying rod is fixed on the lifting drive component; the lifting drive component is fixed on the translation drive component; a sample conveying opening which is arranged on the high temperature furnace and is used for the sample conveying rod to pass through is positioned right below the alundum tube; and a sample connection which is used for the sample conveying rod to pass through is arranged at the top of the box body. The ash fusibility testing instrument capable of automatically conveying and taking the samples, which is provided by the invention, has the advantages of simple and compact structure, low cost, high degree of automation and high overall efficiency.
Owner:HUNAN SUNDY SCI & TECH DEV

Closed type circulating water breeding method of hexagrammos otakii

ActiveCN105638525AGuaranteed continuous optimalityComplete processing facilitiesClimate change adaptationPisciculture and aquariaDiseaseWater source
The invention discloses a closed type circulating water breeding method of hexagrammos otakii. The method includes the steps of selecting a breeding water source, establishing a breeding environment, controlling the breeding density and the breeding water temperature, adjusting the breeding water quality, adjusting and controlling breeding water oxygen dissolution, selecting and putting in breeding bait, managing breeding sub-ponds, and preventing and controlling breeding diseases. An oxygen and water mixer is added to the tail end of a water processing device, an oxygen dissolution probe and an emergency gas chamber are added in a breeding pond, and an ultraviolet lamp box is communicated between a biological pond and the oxygen and water mixer. The breeding environment is controllable, closed type circulating water processing facilities are complete, the continuous optimism of the breeding environment is ensured, the water temperature is controllable, the fluctuation of the breeding water temperature is avoided, matched feed is put in, bait waste is avoided, the bait coefficient is decreased, the breeding economic benefits are improved, fish separating operation is conducted at the right moment according to the breeding conditions, polarization is avoided, the yield is increased, the breeding cycle is shortened, the time to market can be controlled, and economic benefits are improved.
Owner:国信东方(烟台)循环水养殖科技有限公司

Manufacturing method of direct-light-type LED backlight

The present invention discloses a manufacturing method of a direct-light-type LED backlight. The method comprises: mixing mixed phosphors including quantum dot fluorescent powder with photocuring glue to obtain quantum dot fluorescent glue, coating the quantum dot fluorescent glue at the surface of a LED lens in the LED backlight, and coating a photocuring glue protective layer at the surface of the fluorescent glue after the fluorescent glue is solidified. The manufacturing method of direct-light-type LED backlight is simple in manufacturing technology, and the half-wave width of the quantum dot fluorescent glue made of quantum dot materials is small so as to greatly improve the color gamut value of the LED backlight, the color gamut value of the direct-light-type LED backlight can reach above 97% of NTSC, and the light conversion efficiency of a light source obtained through the technology is high, and the production cost is low. The photocuring glue protective layer can effectively reduce the erosion of moisture and oxygen for the quantum dot materials, can prevent the quantum dot materials from directly contacting a luminous chip, and is not liable to high-temperature influence of the luminous chip so as to improve the reliability of the LED light source.
Owner:HUIZHOU JUFEI OPTOELECTRONICS CO LTD

External transmission liquid seal type rotary material distribution device

The invention relates to an external transmission liquid seal type rotary material distribution device which comprises a material distribution unit, a rotating device, a driving mechanism and a rotation liquid seal cover. The rotating device is composed of a rotation disc and a gear disc; the material distribution unit is composed of a material receiving hopper, a seal type movable connection pipe, a forking body, a material guide body and a material discharging body; the gear disc and a driving gear are in meshed transmission so as to drive the rotating device and the whole material distribution unit except for the material receiving hopper to rotate around the center of a furnace opening; an annular liquid seal plate at the edge of the outer side of the rotation liquid seal cover extends into liquid in an annular liquid seal groove to achieve sealing of the furnace opening; and a discharging point adjusting structure is arranged on the rotation disc. The material distribution unit, the rotating device and the driving mechanism of the external transmission liquid seal type rotary material distribution device are all arranged outside a furnace, space in the furnace is not occupied, the external transmission liquid seal type rotary material distribution device is simple and reasonable in structure, stable and reliable in work and convenient to overhaul, and high-temperature influences on the furnace opening can be effectively avoided; and the rotation liquid seal cover is adopted for achieving sealing of the furnace opening during rotary material distribution, and rapid adjustment of a discharging point can be achieved through combination of different types of adjusting connecting plates and discharging bodies.
Owner:ACRE COKING & REFRACTORY ENG CONSULTING CORP DALIAN MCC

Fabrication method of quantum dot lens-type direct LED backlight source

InactiveCN106784238AImprove color gamutSolve the problem of easy reunion failureSolid-state devicesNon-linear opticsGamutAdhesive
The invention discloses a fabrication method of a quantum dot lens-type direct LED backlight source. The method comprises the following steps of firstly preparing a fluorescent adhesive A and dropping the fluorescent adhesive A into an LED bracket; preparing a quantum dot fluorescent adhesive B and coating the surface of an LED lens with the quantum dot fluorescent adhesive B and then coating the surface of the quantum dot fluorescent adhesive B with an ultraviolet-curing adhesive protection layer. A quantum dot fluorescent material is adopted by the quantum dot fluorescent adhesive B and the half-wave width is small, so that the color gamut value of the LED backlight source can be greatly improved and the color gamut value can reach over 96% of NTSC. Quantum dot fluorescent powder is prepared in the fluorescent adhesives, so that the problem of agglomeration and failure of the quantum dot fluorescent powder is solved. The fabrication method is simple in process and low in cost, and industrial production is easy to implement. Meanwhile, the quantum dot fluorescent adhesive B coats the LED lens, and is coated with packaging glue for protection, so that erosion of moisture and oxygen to the quantum dot fluorescent material is reduced, meanwhile, the quantum dot fluorescent material is prevented from being in direct contact with a light-emitting chip and being affected by a high temperature of the light-emitting chip, and the reliability of a lamp bead is improved.
Owner:WUHU JUFEI PHOTOELECTRIC TECH CO LTD

Outdoor box-type energy storage battery power station and method

The invention discloses an outdoor box-type energy storage battery power station and a method. The energy storage battery power station comprises a box body; a fresh air exchanger is arranged on one side of the box body, is communicated with a gas compressor through a heat preservation buffer pipe and is communicated with an air supply hose; the fresh air exchanger is further communicated with anair exhaust hose; the interior of the box body is divided into an energy storage chamber, a converter chamber, a power distribution chamber and a control chamber by partition walls; and each working chamber is internally provided with an electric heater. The method comprises the following steps: in the power storage and discharge process of an energy storage battery power station, a gas compressorsends compressed low-temperature gas into a box body through an air supply hose at a high temperature in summer, so that cooling is realized; and in winter, a fresh air exchanger is opened or closedaccording to specific conditions, electric heaters are started, and the temperature in the box body is increased. With the outdoor box-type energy storage battery power station and the method of the invention adopted, a good gas environment in the box body is maintained, the temperature environment in the box body is maintained at a proper temperature suitable for the working of electrical apparatus elements, and working stability is ensured.
Owner:南通阿斯通电器制造有限公司

Automatic temperature control aging device

The invention provides an automatic temperature control aging device. The automatic temperature control aging device comprises a temperature control box, and a temperature sensor, an air inlet fan, an air exhaust fan and a control panel which are arranged in the temperature control box, an air inlet part and an air outlet part are arranged on the box wall of the temperature control box, an aging cavity and an electric control cavity are formed in the temperature control box, and the air inlet part and the air outlet part are both communicated with the aging cavity; an air duct is arranged in the aging cavity, and the air duct comprises a mounting area for mounting an electronic product; the temperature sensor is arranged in the air duct, the two ends of the air duct are the air inlet end and the air outlet end respectively, the air inlet fan is arranged at the air inlet end, and the exhaust fan is arranged close to the air outlet end. The control panel is arranged in the electric control cavity, and the temperature sensor and the exhaust fan are electrically connected with the control panel; a main air area is formed in the air duct, and a mixed air area is formed between the air duct and the inner wall of the temperature control box. The automatic temperature control aging device is small in size, good in flexibility, modularized, capable of automatically controlling temperature and low in energy consumption.
Owner:寒武纪(昆山)信息科技有限公司

Core-pulling mechanism of hot core box die

The invention discloses a core-pulling mechanism of a hot core box die, which comprises a cylinder support, a cylinder fixed plate arranged on the cylinder support, a cylinder arranged on the cylinder fixed plate, a cylinder arranged on the cylinder fixed plate, and a cylinder connecting shaft the lower end of which passes through the cylinder fixed plate. The core-pulling mechanism of the hot core box die is characterized in that: both sides on the lower part of a core-pulling connecting frame are connected with a core-pulling block respectively by a first core-pulling connecting block and a second core-pulling connecting block; a hoop on the upper part of the core-pulling connecting frame is connected with the lower end of the cylinder connecting shaft; the upper ends of two guide pillars are connected on the cylinder support by end covers, while the lower ends thereof are matched with guide holes on both sides of the core-pulling connecting frame; the core-pulling connecting frame and the core-pulling block connected with the core-pulling connecting frame can slide up and down along the two guide pillars; and the lower end of the core-pulling block is connected with a sand core. The invention has the advantages that the core-pulling mechanism avoids the problem that the cylinder is influenced by high temperature; the sealing component is also not easy to be aged; and the core-pulling mechanism also avoids the phenomenon that the strip core-pulling block is blocked.
Owner:CHONGQING CHANGAN AUTOMOBILE CO LTD

Preparation method of embedded printed structural parts

The invention discloses a preparation method of embedded printed structural parts. The method comprises the following steps: taking one surface of a case cover plate as a reference surface, confirming frames of a fixing position and a circuit pattern on the reference surface according to a circuit pattern negative plate, leveling the reference surface, then performing insulating treatment on the surface of the case cover plate, forming a heat dissipation insulating layer on the surface of the case cover plate, coating a heat conduction insulating layer on the heat dissipation insulating layer of the reference surface, loading copper foils on the heat conduction insulating layer, manufacturing a circuit pattern on surfaces of the copper foils, then coating a protection layer on the circuit pattern on the surfaces, performing shape processing on the case cover plate, performing surface protection treatment on an exposed surface of the case cover plate, and coating thermal control material on the exposed surface. Heat emitted by the high-power elements connected with a printed circuit is directly conducted to the case cover plate, and then is radiated to external environment through the case cover plate, heat is rapidly emitted to external space, other devices in a case are prevented from being affected by high temperature, and the method provides guarantee for the stable and reliable operation of a complete machine.
Owner:NO 771 INST OF NO 9 RES INST CHINA AEROSPACE SCI & TECH

High-temperature and high-pressure special adjusting valve

The invention discloses a high temperature and high pressure special regulating valve, which comprises a valve body, a valve cover, a valve seat, a valve cage, a valve plug and a valve stem. A built-in space, a valve seat is provided at the lower part of the built-in space; a valve cage is provided between the valve seat and the bonnet, and the valve cage includes an upper valve cage and a lower valve cage arranged from top to bottom, the upper valve cage and the lower valve cage There is an upper seal between them; there is a valve plug inside the cage, the valve plug is set above the valve seat, and a lower seal is provided between the valve plug and the valve seat; there is a valve stem inside the valve plug, the valve plug and The valve stems are connected by pre-positioning and anti-loosening threads. The upper part of the valve stem is installed in the center of the bonnet. There is a graphite packing between the valve stem and the bonnet. The high-temperature and high-pressure special regulating valve of the present invention can effectively improve the sealing performance of the valve at high temperature, withstand high pressure, reliability and versatility; it can be widely used in various automatic high-temperature and high-pressure regulating occasions.
Owner:上海范雨实业有限公司

Vacuum sealing reflecting screen hearth structure of vertical high-temperature furnace

The invention relates to a vacuum sealing reflecting screen hearth structure of a vertical high-temperature furnace. The vacuum sealing reflecting screen hearth structure is characterized in that a furnace cover, a furnace shell and a furnace bottom flange are fastened through bolts and sealed through sealing rings; a vacuum sealing hearth defined by a sealing flange and a process pipe is hermetically mounted in the furnace bottom flange; a process cavity defined by the process pipe is formed in the vacuum sealing hearth, and is used for carrying out the technological process of a process piece; a furnace cover heat insulation screen, a furnace shell heat insulation screen and a furnace bottom heat insulation screen are arranged in the vacuum sealing hearth; labyrinth-shaped sealing joints are formed among the furnace cover heat insulation screen, the furnace shell heat insulation screen and the furnace bottom heat insulation screen; a heating cavity is formed among the furnace cover heat insulation screen, the furnace shell heat insulation screen, the furnace bottom heat insulation screen and the process pipe; and a heater is arranged in the heating cavity. The furnace cover heat insulation screen, the furnace shell heat insulation screen and the furnace bottom heat insulation screen which are formed by stacking multiple layers of heat insulation screens at intervals are arranged in the vacuum sealing hearth, and the labyrinth-shaped sealing joints in the three sets of heat insulation screens permit heat diffused outwards in the vertical high-temperature oxidation furnace to be reflected, so that the temperature reached by heating can be stably kept, the energy consumption is reduced, and the high-temperature influence on assemblies outside the furnace is also reduced.
Owner:赛瑞达智能电子装备(无锡)有限公司

Rapid flame-retardant solid combustion particle sampling device and sampling steps thereof

ActiveCN108332993AAvoid the influence of high temperature in the furnaceAvoid high temperature effectsWithdrawing sample devicesDistortionProduct gas
The invention relates to a fast flame-retardant solid combustion particle sampling device and sampling steps thereof. The device comprises a sleeve, a filter cylinder and an air pump, wherein the sleeve is communicated with the filter cylinder and the air pump in sequence, the sleeve consists of multiple layers of pipes, one end of the sleeve is a sampling end provided with a blocking plate, everytwo adjacent pipes are connected by an annular plate at the other end of the sleeve, an interlayer is formed between the adjacent pipes by the blocking plate and the annular plates, each interlayer comprises a first chamber, a second chamber and a third chamber from outside to inside, the first chamber is communicated with the second chamber, and through holes communicated with the third chamberare formed in the inner wall, close to the sampling end, of the innermost pipe; a flame retardant gas inlet, a cooling water inlet and a cooling water outlet are formed in the sleeve. One part of theinterlayer chambers formed between the interlayer sleeve tubes are used for discharging inert gas from the sampling end, and the other part of the interlayer chambers are used for cooling inert gas, so that sample distortion due to oxidation and burning of a sample by air during sampling by the sampling device can be avoided.
Owner:HARBIN BOILER
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