38results about How to "Not easy to heat" patented technology

The invention provides a chitosan sericin compound finishing agent and a finishing method for cotton fabrics. A preparation method for the compound finishing agent comprises the following steps that 1), chitosan is dissolved; 2), chitosan is oxidized; 3), the finishing agent is prepared; the finishing method for the cotton fabrics particularly comprises the following steps that 1), cotton fabricsare pre-treated; 2), the cotton fabrics are soaked; 3), the cotton fabrics are subjected to after-treatment; under the microwave radiation, after a TEMPO oxidation system is adopted for conducting C6modifying treatment on the chitosan, the chitosan and sericin are subjected to covalent cross-linking to obtain a novel ecological textile dyeing and finishing auxiliary agent, higher stability is achieved regarding the environmental condition, and the novel ecological textile dyeing and finishing auxiliary agent cannot be easily heated and influenced by environmental changes; when a cross-linkingagent is not added, the compound finishing agent directly treats cotton fiber products, the cotton fiber products have antibacterial and wrinkle proof functions and good function durability, and after the cotton products are washed, the sericin loss rate can be better controlled; by adopting the compound finishing agent, functional modification of the cotton products meets multiple requirements of ecology, multi-functionality and durability.

The invention discloses an IGBT module packaging structure of an inverter. The positive input end and the negative input end of each half-bridge IGBT module are respectively arranged on the lower surface of a chip. A buffer capacitor can be respectively welded on the surfaces of the positive input end area and the negative input end area on the surface of a first insulation ceramic substrate, thereby maximally eliminating pin inductance of the IGBT module through short-circuit. An E pole of an upper half-bridge IGBT chip and a C pole of the lower half-bridge IGBT chip of each half-bridge IGBT module are respectively arranged on the upper surface of the chip, and can be located far from a water cooling board, thereby reducing an equivalent parasitic capacitance, reducing earth common-mode interference current, and improving EMC performance of the inverter. A binding line of each phase half-bridge IGBT module is saved, thereby improving current capability and prolonging service life time, reducing chip area and lowering inverter cost. Electric pins of each phase half-bridge IGBT module are directly welded on the insulation ceramic substrate and a chip. The distances among the positive input end, the negative input end and phase output pin of each phase half-bridge IGBT module are small, thereby realizing short outlet wire of the inverter, simplifying wiring and ensuring no easy heating of an inner chamber by copper bars.

The invention relates to a buckle type LED light source drive integrated lamp. The buckle type LED light source drive integrated lamp comprises a lamp holder, an LED light source lamp panel connectedwith the lamp holder, and a lampshade connected with the lamp holder. N connecting buckles are arranged on the lamp holder, the connecting buckles are formed by bending open pore pieces on the lamp holder and are in strip-shaped piece forms, and the open hole pieces can be bent. The LED light source lamp panel comprises an aluminum substrate, a drive circuit and an LED light source, wherein the drive circuit and the LED light source are arranged on the aluminum board. The drive circuit is connected with the LED light source. N fixing holes cooperatively connected with the connecting buckles ofthe lamp holder are formed in the aluminum substrate. The buckle type LED light source drive integrated lamp has the advantages that the lamp holder and the LED light source lamp panel are rapid to mount, bolt connection is not needed, convenience and time saving are achieved, and the cost is reduced; the drive circuit and the LED light source are integrally arranged on the aluminum substrate, and the manufacturing and mounting cost of products is reduced; the aluminum substrate is in G-shaped structural design, a mounting part of the drive circuit is not easily heated, and the light emittingarea of the LED light source lamp panel is maximal.

The invention discloses a microwave pyrolysis system and a use method thereof. According to the microwave pyrolysis system, microwave generators are arranged on a microwave pyrolysis segment, an activated carbon segment and a graphite segment respectively, baffles and a dust cover are arranged in the microwave pyrolysis segment from bottom to top in sequence, powdered coal is subjected to pyrolysis on the microwave pyrolysis segment, meanwhile, raw coke oven gas and a small number of dust are generated, the raw coke oven gas carries the dust to go upwards, when passing through the multiple layers of baffles in the microwave pyrolysis segment, a large number of the dust is stopped, and goes down under the action of gravity, a small number of the dust is carried by the raw coke oven gas continuously to go upwards to the dust cover, the dust is further isolated, through the microwave generators, heating is conducted, microwave pyrolysis has the characters of a unique heat conduction law,overall even heating of the interior and the exterior, high heating speed and selective heating, pyrolysis can be conducted on coal, oil sludge and oil shale materials, the pyrolysis efficiency is improved, the pyrolysis product yield and the product quality are improved, the content of the obtained raw coke oven gas and obtained nitrogen is controlled, and the high-quality raw coke oven gas can be obtained.

The invention relates to pork noodles, comprising the following raw materials in parts by weight: 20-30 parts of pork, 100-150 parts of flour, 10-20 parts of eggs, 2-6 parts of ground pepper, 2-5 parts of wheat gluten, 15-20 parts of salt, 5-15 parts of welsh onions, 2-6 parts of lentinus edodes powder and 5-10 parts of ginger powder. According to the invention, the nutritive value of the pork noodles is greatly improved, and due to the wheat gluten, the toughness of the corn noodles is better, which not only greatly lowers the break rate of the noodles, but also makes the corn noodles be chewy and smooth and delicate in mouthfeel.

The invention provides a production process of strongly fragrant beef tallow. According to the production process, raw material crushing, preheating, phospholipid removal, coarse filtration, centrifugal separation, fine filtration, vacuum drying, homogenization, cooling, filling and cooling are sequentially conducted to obtain the strongly fragrant beef tallow. The beef tallow produced by the production process has strongly fragrant smell and no odor, the content of impurities such as phospholipids, proteins, moisture, water and the like in the beef tallow is reduced, the 'overflow' phenomenonduring heating is prevented when the beef tallow is used, and the shelf life of the beef tallow is prolonged.

The invention provides a semiconductor structure forming method. The method comprises the steps of providing a substrate; forming an opening in the substrate; forming a stress layer in the opening; forming an initial covering layer on the surface of the substrate and the surface of the stress layer, wherein the material of the initial covering layer is composed of an amorphous semiconductor material; converting the part of the initial covering layer, that is positioned on the surface of the stress layer, into a covering layer through the crystallization process, wherein the material of the covering layer is composed of a crystalline semiconductor material; and removing the initial covering layer that is not converted into the covering layer after the crystallization process. The formed semiconductor structure is good in morphology and stable in performance.

The invention describes a heat dissipation module, which comprises a housing, an airflow generator, a heat sink and a deflector. The housing has a cover portion which is provided with a through hole. The airflow generator is arranged in the housing, and has an air outlet and an air inlet. The heat sink is provided at the air outlet, and has a surface facing the cover portion. The deflector is provided in the housing to construct a passageway between the surface and the cover portion. The passageway has a first port and a second port. The first port corresponds to the through hole, while the second port corresponds to the air inlet. The heat dissipation module of the invention is capable of enabling the cover portion of the housing and the heat sink to be thermally isolated by providing cold air therebetween, enabling the cover portion not to be easily heated by the heat sink, and also ensuring the air that enters the airflow generator is the air from the outside of the housing. Therefore the heat dissipation module is able to prevent a too hot discomfort from occurring on the cover portion, and also to enhance the efficiency of the airflow generator that dissipates a heat from the heat sink.

This invention provides a trivet and a glass top stove. An annular frame (9) is arranged on the trivet (7). The annular frame (9) is located below the upper edge of the trivet claws (8) and above the lower ends of the foot portions (8a) of the trivet claws (8), and is formed by a band-like plate extending up and down along the width direction. A plurality of trivet claws (8) are fixed to the annular frame (9) at the respective foot portions (8a) of the trivet claws. The combustion exhaust gas of the burner (3) flows through an upper space of the annular frame (9) and exits to the exterior. The secondary air flows smoothly from a lower space of the annular frame (9) along the glass top panel (1) to the burner part. The trivet of the invention separates the flow of the combustion exhaust ga s and the flow of the secondary air to enhance the combustibility of a burner and that is suitable for a glass top stove.

The invention relates to a sag and crossing measuring device based on aerial photography of unmanned aerial vehicle, which comprises a shell, an air cooling mechanism and a ventilation opening are arranged at the bottom of the inner surface of the shell, a rubber plug is plugged in the ventilation opening, four L-shaped rods are arranged in the shell, and the four L-shaped rods are symmetrically and fixedly connected to the air cooling mechanism; a locking assembly is arranged between the shell and the air cooling mechanism, an unmanned aerial vehicle body is arranged above the air cooling mechanism, the four corners of the bottom face of the unmanned aerial vehicle body are each fixedly connected with a set of ejector rods, and the windward arc plates in the four sets of windward arc plates in different directions can constantly extrude the air bag back and forth all the time. Therefore, in the flight process of the unmanned aerial vehicle, a motor, a circuit board, electrical elements and the like in the unmanned aerial vehicle main body are not prone to aging and damage due to heating, and the circuit board is not prone to softening. Therefore, the service life of the motor, the circuit board, electrical elements and the like in the unmanned aerial vehicle body is not easily shortened due to heating.

The invention discloses a dosage-controllable barium meal preparation device for the imaging department, and belongs to the technical field of medical instruments. The device comprises a preparation box body, a mixed material preparation element, a quantitative liquid outlet element, a control element and a power supply, wherein the use amounts of a barium sulfate raw material and water for preparing the barium meal are strictly controlled through a concentration adjusting element, and meanwhile, the concentration of the barium meal is monitored in real time, so that the concentration of the prepared barium meal solution meets the requirements, and the radioactivity examination definition and the accuracy of an examination result are improved; the barium meal amount needed by each patientis accurately controlled through the quantitative liquid outlet element, so that the examination requirement is met; the barium meal solution prepared through stirring is flushed and extracted throughmultiple branch pipes at the upper end and the lower end of a temporary storage barrel, and the situation that the barium meal solution precipitates, consequently, images are not clear, and the detection result is affected is avoided. The device has the advantages of difficulty in precipitation, controllable concentration and dosage, safety and reliability, and is suitable for large-scale popularization.

The invention belongs to the technical field of high polymer materials, and particularly relates to a wear-resistant rubber material and a preparation method thereof. The tensile strength of the rubber material is larger than or equal to 28 Mpa, the shore A hardness is 80 +/-5, hot air is 100 DEG C for 72 h, 25% compression set is smaller than or equal to 25%, DIN abrasion is smaller than or equal to 120, and the rubber material has the advantages of being high in strength, hardness and abrasion resistance, constant in modulus within the using temperature range, good in torsional fatigue performance and suitable for the field of friction dynamic sealing under large loads. The sealing device is particularly suitable for sealing a steering tie rod ball head and a ball seat, and can also be popularized and applied to other sealing fields with super-wear-resistant dynamic fatigue requirements.

The invention provides a heating device of a nucleic acid extractor and the nucleic acid extractor, which can more effectively control the heating temperature. The heating device comprises a heating strip assembly, a heat insulation cover, a heat insulation pressing strip and a cooling fan. The heating strip assembly comprises a heating strip body and a heating head, and the heating head is located at the upper end of the heating strip body; the heat insulation cover is provided with an upper end opening and a lower end opening, and the heat insulation cover is sleeved on the heating strip assembly and extends out of the upper end opening from the heating head; the heat insulation pressing strip seals an opening in the lower end of the heat insulation cover, so that a fully-enclosed space is formed among the heat insulation pressing strip, the heat insulation cover and the heating head, and the heating strip body is enclosed in the fully-enclosed space; heat dissipation holes are formed in the heat insulation cover and/or the heat insulation pressing strip, and the heat dissipation fan is arranged towards at least one heat dissipation hole.

The invention relates to an arc extinguish chamber and a circuit breaker. The circuit breaker comprises an operating mechanism and an arc extinguish chamber, the arc extinguish chamber comprises a shell, a moving end assembly and a static end assembly, the moving end assembly comprises an air cylinder, a moving main contact and a moving arc contact, and the static end assembly comprises a static main contact and a static arc contact; an air supplementing cylinder is arranged on the air cylinder, an air supplementing piston is assembled in the air supplementing cylinder in a guiding manner, and an air supplementing chamber is formed between the air supplementing piston and the air supplementing cylinder; a communicating channel is arranged between the air supplementing chamber and the air compressing chamber; a buffer spring is arranged behind the air supply piston, and a spring seat is arranged at the rear end of the buffer spring; the air supplementing piston is provided with a front limit position and a rear limit position in the moving stroke, the front limit position is determined by the buffer spring which freely extends, and the rear limit position is determined by the corresponding piston limiting piece or the buffer spring which is in the compression limit; the moving stroke of the air supplementing piston is smaller than that of the air cylinder. According to the scheme, the problem that the arc extinguishing gas pressure of an existing arc extinguishing chamber is insufficient in the later opening stage is solved.

The invention discloses an upper air admission combustor. The combustor comprises a liquid containing disc (1), a gas mixing base (2) and a fire cap arranged on the gas mixing base (2). Spray nozzle holders (6) are arranged on the liquid containing disc (1). The spray nozzle holders (6) are provided with spray nozzles correspondingly. The gas mixing base (2) is arranged on the upper end surface ofthe liquid containing disc (1) and provided with ejection pipes. The air inlet ends of the ejection pipes correspond to the spray nozzles. The fire cap is arranged on the gas mixing base (2). The upper air admission combustor is characterized in that the combustor further comprises a heat dissipating piece (8) arranged on the lower end surface of the liquid containing disc (1); and the heat dissipating piece can rapidly take heat on the upper end surface of the liquid containing disc away from a position under the liquid containing disc through air motion, accordingly, it is guaranteed that the spray nozzle holders are not prone to being heated, and normal operation of the spray nozzles is guaranteed.

The invention relates to a combined type heating element capable of heating a small amount of resin, and belongs to the technical field of heating elements as parts of resin heaters in the department of stomatology. The heating element belongs to parts of the resin heater in the department of stomatology, and is used together with a resin heater body. At present, the whole heating element is made of metal easy to conduct heat, has defects in design, and is not suitable for all materials which needs heating in the department of stomatology. The heating element of the invention is composed of a heating part and a heat insulation part, can be used to heat the small amount of resin, and can be also to heat materials, in a large amount, in the department of stomatology. Shallow heating holes can accommodate the top end of a whole resin tube, so that only a small part of the whole resin tube is heated. It is avoided that the whole light-cured resin tube is placed and heated, materials are saved, and adverse influence cased by heating the light-cured resin repeatedly is reduced.

The invention discloses a low-temperature stop valve, and belongs to the field of stop valves, according to the scheme, in a low-temperature environment, heat is released through a two-way adjusting ball in a temperature change adjusting mechanism to conduct cold and heat alternation, the low-temperature influence is reduced, a valve clack body is not prone to being frozen, damage is reduced, and meanwhile when fluid impacts the valve clack body, a vibration transmission mechanism can transmit vibration to the valve clack body. The material storage capsule is driven by the transmission rod to swing, dissipation of heat in the material storage capsule is accelerated, air flowing in the valve clack body is accelerated through swinging of the swinging blades, the cold and heat alternating effect is enhanced, flowing impact is transmitted to the connecting base, collision small balls move and rub with one another, static electricity is generated, and an adsorption moving plate drives a magnetic insulation cover and a magnetic insulation movable piece to be separated. The magnetic refrigeration block releases heat under the action of the magnet piece, the movable plate is attracted to move to drive air to flow, the heat is rapidly dispersed to all directions, the valve clack body is heated, the valve clack body is not prone to being affected in the low-temperature environment, and the using effect and the protection effect of the valve clack body are enhanced.

The present invention provides a heater for preventing freezing of a carburetor. The suction passage 2 of the carburetor main body 1 is formed on the side surface, and the float chamber 6 forming a fixed fuel liquid level XX and the float chamber main body 5 are connected. They are arranged together under the carburetor main body 1 . The electric heater 13 is arranged on the main body of the float chamber 5, and the long axis of the electric heater 13 is arranged nearly parallel to the center line YY of the long axis of the suction passage 2 and the liquid level XX of the fuel in the float chamber 6. Line A-A, and arrange the electric heater near the bypass chamber 10 at the same time. Thereby, the bypass hole including the bypass chamber can be effectively heated, and at the same time, the evaporation of the fuel stored in the float chamber can be suppressed.