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112results about How to "Impact" patented technology

LED (light emitting diode) light source with stable radiation spectrum and control device thereof

The invention relates to an LED (light emitting diode) light source with a stable radiation spectrum and a control device thereof. The LED light source comprises an LED chip, an aluminium baseplate, aluminium heat radiation fins, a temperature sensor, a semiconductor refrigerating piece and a fan, wherein the LED chip is welded on the LED aluminium baseplate, the aluminium baseplate and the aluminum heat radiation fin are closely pasted through heat conduction silica gel, and a hole is punched on the aluminium heat radiation fin; the temperature sensor is inserted in the hole, a temperature sensor guideline is leaded out so as to seal the hole through the heat conduction silica gel, the heat conduction silica gel is used for pasting the other surface of one aluminum cooling fin on the semiconductor refrigerating piece, and the other surface of the semiconductor refrigerating piece is mutually pasted with the other aluminium heat radiation fin which is provided with a fan; and the LED light control device takes a singlechip as a control core, the semiconductor refrigerating piece is adopted as a temperature-controlling element, a constant current source circuit which is composed ofa current negative feedback provides working current for the semiconductor refrigerating piece, and the output current of the constant current source is controlled by the voltage output by a result control D/A (digital to analog) transducer after PID (proportion integration differentiation) operation by the singlechip. The LED light source provided by the invention is used for an open light path dusty gas spectrographic detection system, and provides the stable spectrum for the concentration inversion of a measuring system.
Owner:HEFEI INSTITUTES OF PHYSICAL SCIENCE - CHINESE ACAD OF SCI

Multi-LED combination broadband light source device based on multi-edge reflection cone

ActiveCN103629574AOvercoming Measurement ProblemsSatisfy at the same timePoint-like light sourceElectric lightingDifferential optical absorption spectroscopyXenon arc lamp
The invention relates to a multi-LED combination broadband light source device based on a multi-edge reflection cone, and relates to the designing field of broadband light sources suitable for the spectrum analysis. The problems that in an existing spectrum analysis, power consumption is high and the service life is short by adopting a xenon arc lamp and other broadband thermal light sources, and a spectrum coverage wave band is too narrow by utilizing a single LED cold light source are solved. A plurality of efficient LEDs with different peak wavelengths are adopted to be combined, an optical system is formed by the efficient LED combination, the off-axis cast surface multi-edge reflection cone and an aspheric surface single lens, the LEDs can be efficiently combined, the combined broadband light source has the advantages that power consumption is small, the service life is long, energy is saved, environmental protection is facilitated, and the spectrum wave band range can be widened according to the demands, the multi-LED combination broadband light source device is suitable for the spectrum analysis application and especially suitable for a broadband light source needed by the differential optical absorption spectroscopy technology, and accuracy measurement of various trace gases can be carried out on multiple spectrum wavebands at the same time.
Owner:HEFEI INSTITUTES OF PHYSICAL SCIENCE - CHINESE ACAD OF SCI

Coagulated cheese flavor fermented milk and preparing method thereof

The invention discloses a coagulated cheese flavor fermented milk. The coagulated cheese flavor fermented milk is prepared from, by weight, 80-90 parts of raw milk, 0.005 part of fermented culture, 0.5-2.0 parts of whey protein powder, 0.1-1.0 part of tremella polysaccharide, 5-10 parts of white granulated sugar, 0.5-3 parts of cheese powder and 0.01-0.1 part of edible salt. The preparing method comprises the following steps of 1, preparing materials, wherein partial liquid milk is taken, the temperature is raised to 45-50 DEG C, dry mixing is conducted on the whey protein powder, tremella polysaccharide and partial white granulated sugar, the mixture is put into the partial liquid milk after the temperature is raised, then the remaining white granulated sugar, cheese powder and the like are added, after even mixing is conducted, the liquid milk is used for maintaining constant volume, and the temperature is reduced to 20 DEG C or below; 2, sterilizing the prepared material liquid; 3, reducing the temperature of the fermentation raw materials to 10 DEG C or below, and inoculating the fermented culture; 4, after the inoculation completes, conducting temperature raising, filling and fermentation, and after the fermentation completes, transferring the fermented milk to a quick cooling room. The coagulated cheese flavor fermented milk is finer in structure, smoother in mouthfeel, purer in cheese flavor, rich in cheese fragrance and good in water retention.
Owner:河南花花牛乳业集团股份有限公司

Cooking utensil, method for preparing soybean milk and computer device

ActiveCN109419360AAffect sensory qualityImpactBeverage vesselsEngineeringAnti nutritional
The invention provides a cooking utensil, a method for preparing soybean milk, a computer device and a computer readable storage medium. The cooking utensil comprises a shell, a steam device, a grinding device and a heating device, wherein the steam device is arranged in the shell and provided with a steam outlet, and the steam device is used for converting water into high-temperature steam; the grinding device is detachably arranged on the shell and located below the steam outlet; the heating device is arranged on a base of the shell, and the grinding device is located between the heating device and the steam device; the heating device is used for heating the grinding device. The steam device can convert water into high-temperature steam, and the converted high-temperature steam enters the grinding device through the steam outlet, so that inactivation of anti-nutritional factors of trypsin and the like in to-be-cooked food is achieved by utilizing the high-temperature steam, the cooking time is shortened, and the taste of the food is enriched; furthermore, the grinding device is used for enzyme deactivation treatment of the food through combination of high-temperature baking and high-temperature steam enzyme deactivation, and enzyme deactivation is more thorough.
Owner:FOSHAN SHUNDE MIDEA ELECTRICAL HEATING APPLIANCES MFG CO LTD

Method for manufacturing motor stamped steel into iron core

InactiveCN108233643AStable electromagnetic and electrical performanceUniform stressManufacturing stator/rotor bodiesWork performanceAdhesive
The invention relates to a method for manufacturing motor stamped steel into an iron core. The method is characterized in that a set of positioning-compressing tool which takes the appearance of the stamped steel and a middle hole in the stamped steel as limiting reference settings, and is convenient for efficient overlapping, reliable curing-molding and efficient production of the iron core is adopted; and a liquid adhesive which is convenient to coat and reliable in bonding and molding after curing at a high temperature is taken as a bonding agent for curing and molding the stamped steel into the iron core. A process of integrally bonding the stamped steel and curing and molding the iron core is adopted, so that a process of molding and curing the iron core in a conventional fixed pointmechanical way is avoided; stress of the manufactured iron core stamped steel is uniform; the stamped steel is uniform in gaps; iron core molding is reliable; the working performance is stable; the phenomena of influences on product quality and working service life caused by cracking of the iron core, tilting of the stamped steel can be avoided; the designing demands on high-precise shape size, electromagnetic and electric performance and mechanical strength of the iron core can be met; the qualified product ratio and working reliability are increased; a wide application range is achieved; therequirement on high-quality iron cores manufactured by stamped steel of different shapes and thicknesses can be met; and very high practicability is achieved.
Owner:QINGDAO XIANGZHI ELECTRONICS TECH CO LTD

Water heater having automatic filtration core washing function, and control method thereof

ActiveCN107096285AAffect the water purification effectImpactFluid heatersMembrane filtersFiltrationPressure sensor
The present invention discloses a water heater having an automatic filtration core washing function, and a control method thereof. The water heater comprises a water heater body, a controller and a water inlet pipe, wherein the water inlet pipe is provided with a filtration core, the water inlet pipe side at the water inlet of the filtration core is a water inlet section, the water inlet pipe side at the water outlet of the filtration core is a water outlet section, the water inlet section and the water outlet section are respectively provided with a pressure sensor and a flow rate sensor connected to the controller, a backwash pipe is arranged between the water inlet section and the water outlet section, both ends of the backwash pipe are communicated to the water inlet section and the water outlet section respectively through a water inlet section three-way valve and a water outlet section three-way valve, the filtration core is provided with a sewage discharging port or a sewage discharging port is arranged between the water inlet section three-way valve and the filtration core, and the sewage discharging port is provided with a sewage discharging valve. According to the present invention, with the water heater, the disadvantage that the filtration core of the existing water heater cannot be automatically washed is overcome, the washing can be performed by automatically judging the filtration core use condition, and the filtration replacement reminder can be emitted when the filtration core cannot be effectively washed, such that the water purification effect is improved while the service life of the filtration core is prolonged.
Owner:QINGDAO ECONOMIC & TECHN DEV ZONE HAIER WATER HEATER +1

Sand-paving machine simultaneously having sieving sand pressure-reducing sand-guide functions

InactiveCN101070692AAffect the sand production rateAffect wearRoads maintainenceEngineeringMechanical engineering
This invention involves a kind spread sand machine have both siftings leads the sand function and the reduced pressure, which is composed by the rack, the sandbox, the conveyer belt and rolls brushes. The conveyer belt passes through establishment in the sandbox base, rolls brushes clings establishes underneath the sand mouth, near the sandbox cavity bottom is equipped with the reduced pressure to lead the sand grid overlay, upside establised siftings the grid overlay and the belt eccentric tappet vibration revolution axis, the reduced pressure leads on the sand grid overlay to be equipped with the small grid which, the handle and the spacing concave buckle around certain belts the unidirectional inclined shape side and the stiffener constitute, siftings on the grid overlay to be equipped with by the belt specification mesh strainer, vertically and horizontally the overlapping stiffener, the handle and the spacing saw notch, in the sandbox cavityNear base and upside on the sidewall establishes separately has the spacing to hold the block. When work, the sand falls directly in siftings on the grid overlay, after sieving filters the whereabouts, the reduced pressure to lead the sand grid overlay leads the sand on the conveyer belt obtains with the sand, withstanding compared to carries less pressures than the sands quantity, it is advantageous in raises the overall working efficiency, the construction quality and the extension conveyer belt service life, has the very strong usability.
Owner:李明

Wick type trapper capable of automatically quantitatively supplying food attractants

The invention discloses a wick type trapper capable of automatically quantitatively supplying food attractants, comprising a barrel with a lid on the top; a hanging rope is arranged at the top of thelid; an opening-closing piston rod is arranged at the bottom of the barrel; a passage is formed outside the opening-closing piston rod; a connecting arm is arranged at the bottom of the barrel; a liquid cup is arranged at one end of the connecting arm, a spring is arranged at the bottom of the liquid cup, a mesh body is arranged at the bottom of the spring, and a collecting tray is arranged outside the mesh body; an inverted-U-shaped iron wire coated with cotton is arranged between the connecting arm and the liquid cup, a fixing ring is arranged at one end of the inverted-U-shaped iron wire coated with cotton, and a cylindrical stabilizer is arranged outside the liquid cup. According to the wick type trapper, a storage container and an insect feed point are separated so that influence on effect of the formula of the food attractant and feeding of pests, caused by the circumstance that pests directly feed on the liquid surface and then killed pests rot and accumulate on the liquid surface, is avoided; since a storage part and a direct supply part are separated, a volatilizing surface is reduced, and loss of the food attractant is reduced.
Owner:GUIZHOU TOBACCO SCI RES INST +1

Semiconductor material cleaning device

The invention discloses a semiconductor material cleaning device, which comprises: a cleaning box capable of hierarchically cleaning a semiconductor material in the height direction, a vibrating plateis arranged at the bottom of the cleaning box, and the vibrating plate is elastically arranged at the bottom of the cleaning box; a liquid storage tank which is used for storing cleaning liquid, wherein the cleaning liquid is pumped into the cleaning tank through a pump body, so that the semiconductor material is flushed by layers in a circumferential array manner; a circulating material stirringbarrel which is in a thin-plate cylindrical shape, the top and the bottom of the circulating material stirring barrel are open, wherein a plurality of material stirring rods are arranged on the circumferential inner side wall of the circulating material stirring barrel; cleaning pipeline assemblies which are distributed on the inner side wall of the cleaning box in an annular array mode; a cleaning roller assembly which is located at the bottom of the cleaning box and conducts rolling cleaning on the semiconductor material; a driving part which can simultaneously control the circulating material stirring barrel body and the cleaning roller assembly to synchronously rotate; and a vibration assembly which generates periodic vibration on the vibration plate, wherein overturning and positionreplacement of the semiconductor material are realized by matching with a material stirring rod, and therefore, the semiconductor material can be flushed more cleanly and cleaned more thoroughly, andthe cleaning efficiency and effect are improved.
Owner:江西舜源电子科技有限公司

Outdoor security self-cleaning camera

The invention discloses an outdoor security self-cleaning camera which comprises a base, a camera body is fixedly installed at the lower end of the base, a hemispherical protective cover is fixedly arranged at the lower end of the base and outside the camera body in a covering mode, a water storage cavity is formed in the base, a lower water outlet, a straight groove and a hydrodynamic cavity which are sequentially communicated are formed in the inner bottom wall of the water storage cavity, a storage cavity is formed in the position, below the hydrodynamic cavity, in the base, an upper wateroutlet is formed in the position, corresponding to the lower water outlet, of the inner top wall of the water storage cavity, the upper water outlet and the lower water outlet are both of a conical structure, an upper water plugging plug and a lower water plugging plug are plugged in the upper water outlet and the lower water outlet respectively, and the upper water plugging plug and the lower water plugging plug are jointly, vertically and fixedly connected with a heat conduction linkage rod. The outdoor security self-cleaning camera has the advantages that automatic cleaning can be achieved,the situation that camera shooting is blurred and affected due to the fact that dust adheres to the outer surface of a protective cover is avoided, and the heat dissipation capacity is remarkably improved.
Owner:范绍光
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