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73results about How to "Block movement" patented technology

Passivating antireflection film of high PID resistance type polycrystalline cell and preparation process thereof

ActiveCN104752526AReduce surface interface stateImprove the anti-PID decay characteristicsFinal product manufacturePhotovoltaic energy generationRefractive indexMedia layer
The invention relates to a passivating antireflection film of a high PID resistance type polycrystalline cell and a preparation process thereof. The passivating antireflection film comprises a first SiOx layer used as a bottom layer, a second SiOx layer used as a medium layer, and a third SiNx layer used as a top layer, wherein the first SiOx layer, the second SiOx layer and the third SiNx layer are sequentially deposited on the front surface of a monocrystalline chip substrate, and the total film thickness of the first SiOx layer, the second SiOx layer and the third SiNx layer is 65 to 120nm; the refraction rate is 1.9 to 2.25; the film thickness of the SiNx layer used as the medium layer is 10 to 50nm, and the refraction rate is 2.2 to 2.4; the film thickness of the SiNx layer used as the top layer is 30 to 80nm, and the refraction rate is 1.9 to 2.2; one or a plurality of SiNx layers are arranged as the top layer. The passivating antireflection film can reduce the reflecting rate and improve the passivating effect, so that the solar cell efficiency can be increased; the passivating antireflection film is outstanding in PID attenuating resisting characteristic.
Owner:JIANGSU SHUNFENG PHOTOVOLTAIC TECH CO LTD

Cake separating and overturning device of cake packaging machine

PendingCN113044301ADeflection action is fast and reliableReliable and fast drive actionPackaging foodstuffsStructural engineeringIndustrial engineering
The invention discloses a cake separating and overturning device of a cake packaging machine. The cake separating and overturning device comprises a rack, wherein a conveying belt driven by a conveying motor is mounted on the rack; the conveying direction of the conveying belt is defined as a longitudinal direction; a temporary storage conveying channel is arranged on the rack and positioned at the upstream section of the conveying belt; a cake blocking mechanism for blocking cakes from being positioned at a temporary storage station is arranged on the temporary storage conveying channel; a first discharging channel and a second discharging channel are arranged at the downstream section of the conveying belt; the first discharging channel is connected with a material overturning and guiding structure for conveniently overturning the cakes by 180 degrees; and a separating mechanism is arranged on the rack and positioned among the temporary storage conveying channel, the first discharging channel and the second discharging channel. The cake separating and overturning device can be used for separating and conveying the cakes conveyed by the conveying belt, so that some cakes are directly conveyed in a manner that the front surfaces of the cakes face upwards, and the other part of cakes are overturned by 180 degrees and then are conveyed in a manner that the back surfaces of the cakes face upwards, and therefore, the packaging requirements of the cake packaging machine are met.
Owner:哈工大机器人南昌智能制造研究院

Water diversion equipment for pond culture in dry season

InactiveCN109156421AGood for growth and survivalAvoid doping outflowHollow article cleaningPisciculture and aquariaWater diversionRiver water
The invention relates to water diversion equipment and particularly relates to water diversion equipment for pond culture in a dry season. The water diversion equipment for pond culture in the dry season, provided by the invention, has the advantages that oxygen volume can be increased, the equipment is applicable to long water diversion lines, and the water volume of a pond can be increased without manual water carrying. The technical scheme of the invention is as follows: the water diversion equipment for pond culture in the dry season comprises a supporting seat, a first supporting rod, a shell body, a first thrust bearing, a first rotating shaft and the like, wherein the supporting seat is arranged at the left side on the ground and is located in river water, the first supporting rod is arranged at the middle part on the ground, the shell body is placed at the top of the first supporting rod, and water inlet holes are separately formed in lower parts of left and right walls of theshell body. According to the water diversion equipment, a rotating handle is rotated by people, then, the river water can be led in a guiding gutter due to Archimedean screw rotation, and the river water flows into the pond through the guiding gutter, so that the equipment can be used for helping people to achieve pond culture in the dry season; through arranging a filter screen, entry of impurities in the river water into the shell body is reduced; and through arranging a second restoring spring, people can conveniently pack up the equipment.
Owner:陈欣

Light-emitting diode epitaxial wafer and manufacturing method thereof

The invention discloses a light-emitting diode epitaxial wafer and a manufacturing method thereof, and belongs to the technical field of semiconductors. The light-emitting diode epitaxial wafer comprises a substrate, and a buffer layer, a non-doped GaN layer, an N-type layer, a multiple quantum well layer, a P-type doping layer and a P-type contact layer which are laminated on the substrate in sequence, wherein the P-type doping layer comprises at least one laminated structure; when the P-type doping layer comprises a plurality of laminated structures, the laminated structures are arranged ina laminated manner in sequence, each laminated structure comprises a first sub-layer and a second sub-layer which are arranged in the laminated manner in sequence, each first sub-layer is an Mg-dopedAlxGa1-xN layer, x is greater than 0 and smaller than or equal to 0.3, each second sub-layer is an Mg-doped InyGa1-yN layer, and y is greater than 0 and smaller than or equal to 0.2. The P-type dopinglayer can block electrons from moving towards a P-type layer, and simultaneously effective injection of holes is improved, so that the electrons and the holes give out light compositely through the radiation on the multiple quantum well layer, and then the lighting effect of an LED is improved.
Owner:HC SEMITEK ZHEJIANG CO LTD

Liquid crystal display cleaning device

The invention relates to cleaning devices by using liquid, and discloses a liquid crystal display cleaning device. The liquid crystal display cleaning device comprises a cleaning groove and a drivingmechanism, transferring rollers are arranged at the bottom of the cleaning groove, and baffles are arranged in the cleaning groove and divide the cleaning groove into a plurality of chambers; a plurality of cleaning liquid storage cavities are formed below the cleaning groove, and the cleaning liquid storage cavities communicate with the cleaning groove; pistons capable of performing reciprocatingsliding along the cleaning liquid storage cavities are arranged in the cleaning liquid storage cavities, and through holes for passing a liquid crystal display are formed in the upper ends of the baffles; the driving mechanism comprises a stepping motor, a crank and a connecting rod, and the crank, the connecting rod and the pistons form a crank sliding block mechanism; and a starting switch is electrically connected to the stepping motor, pressing switches electrically connected with the stepping motor are arranged on the side walls of the through holes, when the starting switch is pressed,the stepping motor is started, when the pressing switches are pressed, the stepping motor stops to work. The liquid crystal display can be moved forward always through the transferring rollers and pass through different cleaning liquid, and thus the liquid crystal display is not required to be transferred among different equipment.
Owner:贵州华旭光电技术有限公司

Absorption core body of ultrathin belt flow conducting groove

The invention discloses an absorption core body of an ultrathin belt flow conducting groove. The core body comprises a core body main body. The core body main body is formed by upper layer non-woven fabrics, a surface layer glue scrapping layer, an upper layer continuous or interrupted strip-shaped polymer absorbent material layer, a first structural adhesive layer, a second structural adhesive layer, a lower layer continuous or interrupted strip-shaped polymer absorbent material layer, a lower layer glue scrapping layer and lower layer non-woven fabrics. The bottoms of the upper layer non-woven fabrics are adhered to the top of the upper layer continuous or interrupted strip-shaped polymer absorbent material layer through the face layer glue scrapping layer. The bottom of the upper layercontinuous or interrupted strip-shaped polymer absorbent material layer is adhered to the top of the lower layer continuous or interrupted strip-shaped polymer absorbent material layer through the first structural adhesive layer and the second structural adhesive layer. The bottom of the lower layer continuous or interrupted strip-shaped polymer absorbent material layer is adhered to the top of the lower layer non-woven fabrics through the lower layer glue scrapping layer. The absorption core body is simple in structure, proper in design and convenient to install and use.
Owner:FOSHAN MEIDENG PAPER PRODS

Self-expanding stent suitable for intracranial venous sinus and delivery system thereof

The invention relates to the technical field of intravascular stents, in particular to a self-expanding stent suitable for intracranial venous sinus, which comprises a plurality of tubular components,each tubular component is provided with a front opening end and a rear opening end, and has a first diameter for being inserted into a blood vessel and a second diameter for being expanded in the blood vessel; the tubular assembly comprises a plurality of annular supporting parts which are coaxially arranged and connecting parts used for connecting every two adjacent supporting parts; supportingparts are of a corrugated structure defined by metal wires. the wave crests and the wave troughs on the adjacent sides of the two supporting parts are oppositely arranged, and the connecting part is used for connecting the wave crests and the wave troughs on the adjacent sides of the two supporting parts to form a hollow part; and the unit area of the hollow part is 5.6-7.4 mm<2>. Due to the factthat the wave crests and the wave troughs on the adjacent sides of the two supporting parts are connected through the connecting parts to form the hollow part, the proper radial supporting force of the stent and the flexibility of the stent can be improved. The unit area of the hollow part is 5.6-7.4 mm<2>, so that the size of particles passing through the stent can be smaller.
Owner:BEIJING TIANTAN HOSPITAL AFFILIATED TO CAPITAL MEDICAL UNIV

High-molecular compound manufacturing equipment for protecting household appliances

The invention relates to the technical field of high-molecular compound manufacturing, and discloses high-molecular compound manufacturing equipment for protecting household appliances. The high-molecular compound manufacturing equipment comprises a shell, a roller is movably connected in the shell, a screw rod is movably connected in the roller, a sliding block is movably connected to the surfaceof the screw rod, limiting plates are movably connected to the two sides of the sliding block, a rotating shaft is movably connected to the position, located on the surface of the roller, inside theshell, a shaft sleeve is movably connected to the surface of the rotating shaft, a pressure applying part box is movably connected to the end, away from the shaft sleeve, of a push rod, a guide plateis movably connected into the pressure applying part box, a rolling wheel is movably connected to the surface of the guide plate, and a spring plate is movably connected to the end, away from the roller, of the rotating shaft. A compression spring is extruded to enable force to act on a storage bin of the roller, the force generated by expanding and enlarging of a mixing bag also acts on a storagebin, and due to the fact that the pressure borne by the roller is related to the temperature, the effect that the pressure is controlled through the temperature to supplement each other is achieved.
Owner:杭州床邢科技有限公司

A light-emitting diode epitaxial wafer and its manufacturing method

The invention discloses a light-emitting diode epitaxial wafer and a manufacturing method thereof, and belongs to the technical field of semiconductors. The light-emitting diode epitaxial wafer comprises a substrate, and a buffer layer, a non-doped GaN layer, an N-type layer, a multiple quantum well layer, a P-type doping layer and a P-type contact layer which are laminated on the substrate in sequence, wherein the P-type doping layer comprises at least one laminated structure; when the P-type doping layer comprises a plurality of laminated structures, the laminated structures are arranged ina laminated manner in sequence, each laminated structure comprises a first sub-layer and a second sub-layer which are arranged in the laminated manner in sequence, each first sub-layer is an Mg-dopedAlxGa1-xN layer, x is greater than 0 and smaller than or equal to 0.3, each second sub-layer is an Mg-doped InyGa1-yN layer, and y is greater than 0 and smaller than or equal to 0.2. The P-type dopinglayer can block electrons from moving towards a P-type layer, and simultaneously effective injection of holes is improved, so that the electrons and the holes give out light compositely through the radiation on the multiple quantum well layer, and then the lighting effect of an LED is improved.
Owner:HC SEMITEK ZHEJIANG CO LTD

Anchoring pile slope supporting structure and construction method thereof

The invention discloses an anchored pile side slope supporting structure and a construction method thereof, relates to the field of side slope supporting, and provides the following scheme aiming at the problems that when the rainwater amount is about to be large, a landslide body absorbs a large amount of rainwater, so that the landslide body becomes soft, the danger of landslide exists, and the safety is low. Comprising a supporting plate, a prefabricated protection plate and a slope top protection plate, a plurality of first pre-stressed anchor cables distributed at equal intervals are arranged on one side of the supporting plate, a steel wire mesh is arranged on the outer wall of the bottom of the prefabricated protection plate, and drainage grooves distributed at equal intervals are formed in the outer wall of the top of the prefabricated protection plate in the length direction. The device can improve the firmness degree of supporting, improve the stability of supporting, can utilize rainwater to carry out drip irrigation on plants, prevent rainwater from washing a landslide body, reduce the water content of the landslide body, improve the safety, can timely find displacement of the landslide body, can filter rainwater, and prevents impurities such as fallen leaves from blocking a drainage pipe. And the practicability is improved.
Owner:GEOLOGICAL INVESTIGATION & FOUNDATION CONSTR CO OF HUBEI PROVINCE

Building device for cylindrical deformed steel structure and construction method thereof

The invention relates to a building device for a cylindrical deformed steel structure. The building device comprises a supporting column, a scaffold and lifting pieces, wherein the supporting column is matched with the to-be-built cylindrical deformed steel structure; the scaffold is installed at the bottom of the supporting column and used for supporting and assembling a steel structure unit; andthe lifting pieces are installed at the top of the supporting column and comprise lifting appliances capable of being subjected to lifting adjusting, the lifting appliances are fixedly connected withthe steel structure unit and ascends so that the steel structure unit can be driven to move upwards along the supporting column, accordingly, a next section of steel structure unit is built on the scaffold and fixedly connected with the upper steel structure unit, and the cylindrical deformed steel structure is formed through assembling. According to the building device, the problem that a cylindrical deformed steel structure is difficult to build is effectively solved, the construction occupied area is small, the building cost is low, the construction efficiency is high, and meanwhile, the construction quality can be ensured.
Owner:CHINA CONSTR EIGHT ENG DIV CORP LTD

Agriculture and forestry fire extinguishing device

The invention discloses an agriculture and forestry fire extinguishing device, and belongs to the technical field of protection and fire extinguishing equipment. The agriculture and forestry fire extinguishing device comprises a mounting box, an electric telescopic rod, a working box, a water pump, a motor and a water tank, the top of the mounting box is rotationally connected with a box door, thebottom of the mounting box is connected with a containing box, the electric telescopic rod is fixedly connected in the containing box, the output end of the electric telescopic rod is fixedly connected with a sliding table, the sliding table is connected with a lifting rail and a pushing-closing mechanism, the outer wall of the mounting box is connected with an extension rail corresponding to thelifting rail, the output end of the motor penetrates through the inner wall of the working box and extends to the bottom of the working box to be connected with a roller, the bottom of the working box is rotationally connected with a first auxiliary wheel, the roller is in friction connection with the first auxiliary wheel, the roller and the first auxiliary wheel are connected to the lifting rail and the extension rail in a rolling manner, the bottom of the working box is connected with a weeding mechanism, and the top of the working box is connected with a water-spraying mechanism. According to the agriculture and forestry fire extinguishing device, a fire extinguishing track is flexible and wide in range, flames can be killed from roots, and the nursery stock protection capacity is high.
Owner:苗广厚
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