39results about How to "Up and down evenly" patented technology

The present invention provides a silicon solar cell surface light trapping structure and a preparation method thereof, and relates to a novel polycrystalline silicon acid texturing process, wherein addition of a certain proportion of an organosilicon surfactant is adopted, the whole acid texturing process can be controlled with citric acid, a textured structure having a specific structure is formed, and a large amount of micro corrosion pits are generated inside the ordinary worm-like structure of the textured structure, wherein a length of the large corrosion pit is 2-10 mum, a width of the large corrosion pit is 1-5 mum, a depth of the large corrosion pit is 0.5-2 mum, a length of the small corrosion pit is 100-500 nm, a width of the small corrosion pit is 100-500 nm, and a depth of the small corrosion pit is 0.2-0.5 mum. With the present invention, texturing reflectivity can be reduced by 2-3%.

The invention discloses a device and a method for manufacturing a tapered optical fiber. The device comprises an optical flat, a computer terminal, a carbon dioxide laser, a scanning galvanometer, a metal film plated reflector, a placing platform, two bi-dimensional accurate adjusting brackets, two optical fiber fixing parts and a plurality of pairs of weights. The placing platform is used for placing the metal film plated reflector, the two bi-dimensional accurate adjusting brackets are respectively arranged on two sides of the placing platform, the two optical fiber fixing parts are respectively fixed on the two bi-dimensional accurate adjusting brackets and are respectively used for fixing one of two ends of the processed optical fiber, the plurality of pairs of weights are used for suspending on the two ends of the processed optical fiber, the mirror surface of the reflector is right against an output end of the carbon dioxide laser, during usage, a portion to be processed with a coating layer removed in the processed optical fiber is enabled to tightly cling to the mirror surface of the reflector and is located on a focal plane of a focusing lens of the carbon dioxide laser, output laser spots of the carbon dioxide laser are controlled by the computer terminal, and the weights are quickly pulled after one scanning is completed to obtain the tapered optical fiber. Not onlythe processing time is shortened, but also physical damage to the optical fiber caused by long time action of the output laser spots on the optical fiber is avoided.

The invention discloses a rose intramolecular active perfume, a preparation method and special equipment thereof, belonging to the perfume prepared from aromatic plants and the preparation method. The rose intramolecular active perfume is characterized in that the perfume adopts the water of flowers volatilized by the dry distillation of fresh roses which are collected through negative pressure and the liquid obtained by the condensation of volatile spices. The ingredients of the rose intramolecular active perfume are entirely from the water contained in the molecules in roses and the rose fragrance volatilized at low temperature. The perfume has the advantages of no impurities contained, no pollution in preparation and high yield. According to tests, the perfume obtained through the preparation method can reach 35-45 percent of the total weight of the flower, with 5-10 percent more than a distillation method. A tunnel dryer adopting microwave as a heat source presses a porous plastic plate on the top of a fresh flower layer to ensure even heating of the flower layer up and down and to better keep primary color of flowers, without damaging the internal nutrition components of flowers, so as to increase the commercial value of dry flowers and save energy.

The invention discloses medical cell culture equipment and a cell culture method, which relate to the technical field of cell culture. The equipment comprises an incubator, a sealing cover is hinged to the top surface of the incubator; two operation holes are fixedly formed in the end surface of the incubator; rubber operation gloves are mounted on the surfaces of the two operation holes; the interior of the incubator is divided into a culture cavity and a transfer cavity through a partition plate; a transfer hole is formed in a communication part of the culture cavity and the transfer cavity;a sealing door mechanism is fixedly mounted on the inner wall of the culture cavity; one surface of the sealing door mechanism is slidably sealed with the transfer hole. Through the design of the transfer cavity, the sealing door mechanism and a positive-pressure air blowing assembly in the incubator, the probability that external impurity-containing and bacterium-containing air enters a culturedish can be effectively reduced in a cavity separation and positive-pressure air blowing mode during sampling of the equipment, and the normal environment during cell culture can be effectively guaranteed through reduction of the pollution probability.

The invention discloses a wood preservation treatment process. The wood preservation treatment process comprises the following sequential steps: 1) burrs and dirt removing; 2) wood drying; 3) vacuum impregnation under high pressure: wood is put into a pressure impregnating tank, air in the tank and wood fiber gaps is pumped out by using a vacuum pump, then the tank is filled with a preservative byusing a water pump until the tank is full, and tank is pressurized by using a pressure pump to enable the preservative to be pressed into the wood fiber gaps and finally stayed inside the wood in a solid state; and 4), natural air drying: the wood after vacuum impregnation under high pressure is placed in an open space for being dried under natural air for at least 7 days. The treatment process provided by the invention is simple in steps, convenient to operate, good in preservation effect, excellent in preservation property and long in preservation time.

The invention relates to a powder management system for SLM equipment. The powder management system is used for carrying out powder supply and processed powder collection on a powder laying system inthe SLM equipment. The powder management system comprises a frame for supporting the whole system, and further comprises a powder falling device, a powder storage and conveying device and a powder collecting device. The powder falling device is connected to the upper end of a work area of the powder laying system, the powder collecting device is connected to the lower end of the work area of the powder laying system, and the powder storage and conveying device is connected with the powder falling device and the powder collecting device. The powder storage and conveying device conveys powder through a turbine fan set. Compared with the prior art, the powder management system can achieve automatic powder conveying, secondary powder adding and secondary powder collection are convenient, and the advantages of being stable, reliable, high in work efficiency and the like are achieved.

The invention discloses a silver-separating apparatus of silver-containing anode slime. The apparatus is composed of a reaction vessel (1) and a separating tank (2); the reaction vessel (1) is a sealed glass fiber reinforced plastic cylinder, wherein the lowest part of the reaction vessel (1) is in a spherical crown shape, and is positioned higher than the highest part of the separating tank (2); the separating tank (2) is provided with an overflow port (3) on a side of the upper part; a double-layered stirrer (5) of a stirring device (4) extends from right above the reaction vessel (1) into the reaction vessel (1); a long mandrel (12) is sleeved in a stirrer main shaft (11) of the stirring device, wherein the long mandrel upper part which surpasses the stirrer main shaft (11) is connected to a large driven gear (13), and the long mandrel lower part which surpasses the stirrer main shaft (11) is connected to a material scraper (14); the stirrer main shaft (11) is transmissively connected by using a belt; a small driving dear on a belt pulley (15) is engaged with the large driven gear (13) through a large-small gear pair (16); a feeding port (6) is arranged on a side of the upper part of the reaction vessel (1); a discharging port (7) is arranged on the center of the bottom of the reaction vessel (1); and the discharging port is connected to the separating tank (2) by using a pipe (9) through a controlling valve (8). According to the invention, the reaction process and the separation process are integrated; the entire operation process is finished in a sealed environment; no acid mist is produced; and the operation environment is good. Therefore, the apparatus is beneficial for the health of operators.

The invention relates to a device and method for insulation between a subway platform door end door and an equipment wall. The device is characterized by comprising an end door stand column (1), a stand column outer wrapping plate (2), an end door base (3), a front sealing plate (4), a rear sealing plate (5), an insulating sleeve (6), an insulating padding plate (7), a mounting bracket (8), an insulating padding plate fastening screw (9), an insulating sealant (10), a rear sealing plate fastening screw (11), the equipment wall (12) and a front sealing plate fastening stud (401); the end door stand column (1) is installed on the end door base (3) and provided with the stand column outer wrapping plate (2); the front sealing plate (4) and the rear sealing plate (5) are fixedly connected withthe side face of the end door stand column (1) through the mounting bracket (8); and the two sides of the stand column outer wrapping plate (2) are connected with the front sealing plate (4) and therear sealing plate (5) in a sealed manner through the insulating sealant (10). According to the device and method for insulation between the subway platform door end door and the equipment wall, the problems that insulation of an end door structure fails, and the uneven gap between the end door and the equipment wall affects the construction progress and the overall appearance of the end door aresolved.

A distiller is disclosed. The distiller comprises a distiller main body (1), a feeding pipe (2) and a rotating scrape plate (3) in the distiller. The distiller is characterized in that a rotatable uniform distribution drum (4) is disposed below a feeding port of the feeding pipe (2) and is provided with small holes (5); the outer wall of the distiller main body (1) is provided with an annular half-pipe (6); the annular half-pipe (6) is provided with a steam inlet (7) and a steam outlet (8); a cylindrical gas liquid exchange device is fixed to a scrape plate support; a cylindrical condenser (9) is disposed inside the gas liquid exchange device; and the gas liquid exchange device is surrounded by a columnar heater (10). The evaporation efficiency is effectively increased. Heating amount of the distiller main body (1) is even vertically. Heating effects are improved. The distiller is high in separation precision, low in equipment cost, energy-saving and simple to maintain.

The invention discloses a brake shoe applied to a brake. The brake shoe comprises a shoe and a friction plate, wherein the friction plate is fixedly connected with the side part of the shoe; the upper end face and the lower end face of the shoe are matched with the fixed element matching surfaces of the upper end face and the lower end face of the shoe, so that braking friction force is transmitted to a fixed element; the braking friction force of the friction plate passes through the upper end face or the lower end face of the shoe. The brake shoe has the advantages of reasonable braking stress, reliable movement, long service life, simple and compact structure, convenience in installing and easiness in repairing.

The invention relates to a hot air circulating furnace structure and an assembly process thereof. The structure comprises an inner box module; a heating module and an exhaust module are mounted at the back end of the inner box module; the bottom of the inner box module is a baseplate; an electric module and an exhaust pipe are mounted on one side wall of the inner box module; an outer box wrapping plate covers the inner box module; a furnace top is mounted at the top of the outer box wrapping plate; and a furnace door and a control panel module are arranged at the front end. The structure is compact and reasonable in structure and convenient in operation; a full thermal insulation structure form is adopted to achieve good thermal insulation effect; the surface of an outer box is not too hot; the structure is simplified; the assembly is convenient; and the productivity is high.

The invention discloses a separation treatment device for silt and water. The separation treatment device for silt and water comprises an inner container water barrel. An electric stirring rod is arranged in the center position of the bottom of the inner container water barrel upwards. A flow guide pipe for guiding water to a lower water storage pool is arranged in the electric stirring rod. Multiple water filter openings communicated with the flow guide pipe are distributed in the electric stirring rod. An outer container water barrel concentric with the bottom face of the inner container water barrel is arranged outside the inner container water barrel. Multiple silt through holes are formed in the side wall of the inner container water barrel. A gap formed by the inner container water barrel and the outer container water barrel is a silt storage chamber. Silt discharge holes are formed in the bottom of the silt storage chamber. A pressure silt discharge mechanism squeezing accumulated silt intermittently downwards is arranged above the inner container water barrel and the outer container water barrel. Compared with the prior art, the separation treatment device for silt and water can effectively separate injected silt and water and large-yield work can be achieved at a time.

The invention relates to a solar-energy hot water pot, comprising an outer glass pot (1) and an inner glass pot (2), wherein, the outer pot (1) sheathes the inner pot (2) with a chamber between. The chamber is vacuumed (3) and mounted with an inner top post (16) and the thermal conductive material (18) for transforming the upper heat of water into the lower water. The cover (15) is mounted on the opening (7). The cover is arranged with overflow tubes. When the cold water is filled in the space (9), and there is sun, the sunlight will radiate on the glass pot to heat the water. The vacuum (3) can insulate the heat of water.

The invention discloses a brake beam of a wagon bogie foundational brake device. The brake beam comprises an I-shaped beam, two fulcrum components, two safety chains, two safety cables, two brake heads, two sliding block abrasion sleeves, two safety chain lifting seats and four safety cable lifting seats. Each fulcrum component comprises a fulcrum body and a U-shaped clip arranged at the front endof the fulcrum body. The bottom of the I-shaped beam is inserted in the U-shaped clips and fixed through first rivets. The end of each brake head is sleeved with one sliding block abrasion sleeve. The stress state of the brake beam is improved through the two fulcrum components, the strength allowance of the brake beam is increased, so that the strength of the brake beam is improved, and the foundational brake device of a bogie can easily avoid the lower limit of a wagon; and through reasonable arrangement of the positions of the sliding block abrasion sleeves, in a bogie brake release state,a gap between a brake shoe and a wheel is vertically even, and therefore the problem of brake shoe eccentric wear is solved.

The invention discloses a method for pruning inflorescences of rapeseed plants in the early blooming period, in particular a rapeseed plant inflorescence pruning method for accelerating footstalks to thicken, generating more inflorescences and improving the output of rapeseeds. The method is described as follows: tops of center inflorescences and main lateral branch inflorescences are pruned twice from the last ten days of February to March when buds of rapeseed plants appear and a little amount of flowers at the lower part of the inflorescences bloom. The method can remarkably increase the output of the rapeseeds without damaging rapeseed plants, flowers and young fruits.

The embodiment of the invention discloses a packaging module and a formation method thereof. The method comprises the steps that a first conductive substrate and a second conductive substrate are fixed by using a first fixing layer so as to form a stacked structure; a first through hole is formed in the position corresponding to the first preset area of the second conductive substrate, and a second through hole is formed in the position corresponding to the second preset area; a third through hole is formed in the position corresponding to the first preset area of the first conductive substrate; the part between the first through hole and the third through hole of the first fixing layer is removed so that a first chamber is formed, and the part of the first fixing layer arranged in the second through hole is removed; and a first chip is fixed in the first chamber and a second chip is fixed in the second through hole so that different thickness of chips are installed through the first chamber and the second through hole which have different depth and the problem that the present packaging module does not support embedding of multiple different thickness of chips can be solved. The upper and lower parts of the packaging module are enabled to be balanced by the formation method so that the phenomenon of warping can be avoided.

The invention relates to a laundry treatment apparatus. The laundry treatment apparatus according to the embodiment of the invention includes a first washing part including a first washing body and afirst door; a second washing part including a second washing body and a second door, where the second washing part has a washing capacity that is less than the washing capacity of the first washing part; and a third washing part including a third washing body and a third door, where the third washing part has a washing capacity that is less than the washing capacity of the first washing part, thereby treating various laundry by one laundry treatment apparatus.

The invention belongs to the technical field of fructus lycii beverages and relates to enzymatic fructus lycii juice, a preparation method thereof, a fructus lycii juice beverage and a preparation method of the beverage. The preparation method of the enzymatic fructus lycii juice includes the following steps of conducting pretreatment, soaking, wall-broken pulping for extracting the juice, enzymolysis and separation, wherein a second-level pulping mode and a third-level tandem type pulp grinding mode are adopted for wall-broken pulping for extracting the original fructus lycii juice; adding compound enzymes of pectase and cellulase into the original cellulase juice for enzymolysis. The nutrient components of raw materials can be fully utilized, the utilization rate of the raw materials isincreased, the stability of a product is obviously improved, the product is uniform in state, and sedimentation, delamination, flocculation and other problems are avoided.

The invention discloses a preserved bean curd slug pickling process, which includes: putting the fermented bean curd slugs in layer in a pickling tub, layered adding of salt, the total added salt is 20%-70% of the total salt use; or firstly putting the fermented bean curd slugs in layer in a pickling tub without adding salt; adding 10%- saturated brine for immerging the slugs; covering a microporous filter on the slugs, if no salt is added when the slug is put in layer in a pickling tub, putting all the salt required by pickling on the microporous filter; if 20%-70% of the total salt use of salt is added when the slug is put in layer in a pickling tub, putting the remained 80%-30% of salt on the microporous filter, and then pressing a heavy for preventing the slugs from floating up; when the salt is fully dissolved, stopping according to the requirement of the salt content of semi-manufactured goods. After adopting that salt is placed on the microporous filter, salt are continuously dissolved from the upper layer so that the brine concentration for soaking slugs is uniform, thereby enhancing the evenness of salt. And simultaneously the salt dosage is diminished for improving productivity effect.

The invention provides an excrement pasteurization treatment method, relates to the technical field of excrement treatment, and aims to solve the problems that the existing excrement treatment period is long, a large amount of peculiar smell and polluted gas is generated in the treatment process, and the ecological environment is destroyed. Comprising a tank body, the tank body is hollow, the tank body is formed by welding profiles, a feeding pipe and a discharging pipe are installed on the left side of the tank body, the discharging pipe is arranged below the feeding pipe, a sieve plate is installed in the tank body, and a partition plate is arranged on the left side of the sieve plate. Compared with a conventional excrement treatment mode, the odor gas treatment device has the advantages that odor gas in the tank body can be treated in time, it is guaranteed that odor gas cannot be generated in the whole excrement treatment process, compared with a conventional excrement treatment mode, the fermentation treatment process is environmentally friendly, harmless production and processing are achieved, the sterilization effect can reach the international standard, the whole excrement treatment period is shortened, and the production and processing cost of enterprises is reduced.

The invention relates to a high-efficiency drum steamer, which includes: a main steamer, in which a dryer assembly is arranged, a heating device is arranged inside each dryer, and a temperature setting is set on the inner wall of the main steamer. Sensors and humidity sensors are used to detect the real-time temperature and real-time humidity in the main steamer; the control unit is connected with the temperature sensor, humidity sensor and heating device, the first valve and the second valve respectively, and the control unit receives The real-time data of the temperature sensor and the humidity sensor adjust the power of the heating device according to the real-time temperature of the temperature sensor, and at the same time adjust the working time and opening and closing degree of the first valve or the second valve according to the real-time humidity of the humidity sensor. By ensuring the temperature environment and humidity environment of the fabric to be fixed, establish a suitable temperature environment, humidity environment and air pressure environment to establish the printing and dyeing conditions of the fabric to be fixed to meet production requirements.

The invention relates to a solar-energy hot water pot, comprising an outer glass pot (1) and an inner glass pot (2), wherein, the outer pot (1) sheathes the inner pot (2) with a chamber between. The chamber is vacuumed (3) and mounted with an inner top post (16) to obtain the glass pot (4). The cover (15) is mounted on the opening (7). The cover is arranged with overflow tubes. When the cold water is filled in the space (9), and there is sun, the sunlight will radiate on the glass pot to heat the water. The vacuum (3) can insulate the heat of water.

The invention provides a sintered material distribution system and a sintered solid fuel compounding method. The sintering distributing system includes: a first silo, a first distributor, a second silo, a second distributor and a multi-roller distributor. The first silo is set at the material distribution end of the sintering machine; the first material distributor is set at the discharge port of the first silo; the second silo is set between the first silo and the igniter of the sintering machine; the The material receiving end of the second distributor is arranged at the discharge port of the second silo, and the discharge end of the second distributor is arranged between the first distributor and the second silo. Between the discharge ports; the multi-roll distributor is obliquely arranged at the distribution end of the sintering machine, and accepts the distribution of the first distributor and the second distributor. The sintering material distributing system and the sintering solid fuel compounding method of the present invention can improve the yield of sintered ore.

A manufacturing method of a tantalum target material comprises the following steps: providing a metal material member, wherein the metal material member is tantalum or tantalum alloy; performing plastic deformation and hot rolling orderly of the metal material member to prepare a target material. With the invention, a tantalum target material with a uniform internal tissue structure and without stratification phenomenon is obtained.