75results about How to "Avoid uneven concentration" patented technology

The invention provides a liquefaction process of glucose syrup. The liquefaction process mainly comprises the following steps: milling, size mixing, gelatinizing, sterilizing and filtering for separating, wherein the milling step comprises directly milling dry raw grains; the size mixing step comprises: firstly stirring and mixing warm water with fine grain powder for size mixing, soaking and stirring for 2-3 hours at a constant temperature condition, and adding a high temperature resistant liquefied enzyme preparation and a protein coagulant. The invention further provides liquefaction equipment of glucose syrup. The equipment comprises a primary flour mill, a primary classifying screen, a soaking tank, a jet tank for gelatinizing, at least two laminar flow tanks, a jet tank for sterilizing, a feed liquid temporary storage tank and a press filter which are serially connected in sequence. Therefore, the liquefaction process and liquefaction device of glucose syrup provided by the invention have the characteristics of simple process, high product extraction rate, reduced raw material waste, low cost, zero emission of wastewater and the like.

The invention relates to the technical field of biology, particularly a microalgae culture reactor capable of setting different concentration CO2 culture environments, which comprises a culture box, an ultraviolet lamp tube, a gas inlet pipe and a gas outlet pipe, wherein the box body of the culture box is a transparent box body; the lower side of the front end of culture box is provided with a gas inlet; the upper side of the back end of the culture box is provided with a gas outlet; the gas inlet pipe and gas outlet pipe respectively connected with the gas inlet and gas outlet of the culture box are respectively provided with a gas flowmeter and a valve; a CO2 gas analyzer for detecting carbon dioxide concentration at the gas inlet and gas outlet is arranged outside the culture box; the gas inlet and gas outlet of the culture box are respectively provided with a gas filter unit; and a humidification system is arranged in the culture box. A plurality of culture box can be arranged in parallel. By setting different concentration CO2 culture environments to screen the wild type microalgae or corresponding mutants, the complete reactor is simple in structure and convenient to operate.

The invention discloses a rotary wing type unmanned aerial vehicle for spraying pesticides. The rotary wing type unmanned aerial vehicle comprises a main body and a spraying rack body arranged at the bottom of the main body, wherein a pesticide storage cavity is formed in the spraying rack body; stirring blades are arranged on the inner bottom wall of the pesticide storage cavity; the bottoms of the stirring blades are in fit connection with a motor which is embedded in the inner bottom wall of the pesticide storage cavity and is fixedly connected with the inner bottom wall of the pesticide storage cavity; a transmission cavity is formed in the position, below the pesticide storage cavity, in the spraying rack body; guide grooves are symmetrically formed in the left and right sides of the inner bottom wall of the transmission cavity; guide blocks are arranged in the guide grooves; a first supporting plate and a second supporting plate which are symmetrically arranged up and down are arranged in the middle in the transmission cavity; the first supporting plate and the second supporting plate extend to the front and back sides; a rotating shaft which extends up and down is arranged in the middle position between the first supporting plate and the second supporting plate; and an extension section of the top of the rotating shaft penetrates through the end face of the top of the first supporting plate and is in rotational fit connection with the end face of the top of the first supporting plate. According to the rotary wing type unmanned aerial vehicle, the structure is simple, automatic disassembly and assembly can be achieved, later maintenance and carrying are facilitated, the service life is prolonged, the pesticide spraying covering area is increased, and pesticide concentration is uniform.

The invention discloses an indoor wall surface water-based environment-friendly coating spraying device facilitating high-place operation. The indoor wall surface water-based environment-friendly coating spraying device comprises a base, a feeding inlet and a supporting rod; universal wheels are connected to the lower surface of the base in a welded mode, a vertical rod is arranged at the center in a storage box, the feeding inlet is located in the right side of the upper end of the storage box, a push rod is connected to the upper end of the right side of the base in a welded mode, a first booster pump is fixedly mounted on the left side surface inside the storage box, the supporting rod is in threaded connection with the interior of the left end of the base, and the outer side of the upper end of the supporting rod is in nested connection with a fixing cylinder; and the head end of a traction rope is fixedly connected to a second fixing block, the tail end of the traction rope is coiled on the outer side of a winding reel, and a storage battery is fixedly mounted at the right end of a second motor. The indoor wall surface water-based environment-friendly coating spraying device facilitating high-place operation sprays the wall surface at the high place conveniently, waste of coating is avoided, and spraying is uniform enough.

The present invention provides a manufacturing method of a super-junction semiconductor device. The task of the invention is to provide the manufacturing method of the super-junction semiconductor device, which has the following advantages: capability of preventing impurity concentration variation in forming of a low-concentration first conductive epitaxial layer in a peripheral voltage-resisting structure part or impurity concentration nonuniformity caused by self-doping, and capability of preventing voltage resistance reduction. According to the manufacturing method of the super-junction semiconductor device, in the super-junction structure which is formed by a first conductive area (4) and a second conductive area (5) that constitute a drift layer of the super-junction semiconductor device, a first conductive type doped gas is introduced into an epitaxial growth pipe before a semiconductor source gas when the first conductive area (4) is formed through epitaxial growth.

The invention discloses a disinfection spraying device in a shed for poultry breeding. The device comprises a circular barrel, mounting frames, spray heads and a bottom plate, wherein the mounting frames are fixedly mounted at the top of the bottom plate through bolts, a sliding groove is formed in the inner side of each mounting frame, a sliding block is slidably connected in each sliding groove,and the spray heads are arranged on one sides of the sliding blocks; and a liquid collecting groove is fixedly connected to the central position of the top of the bottom plate, annular tracks are fixedly connected to the upper end of the inner wall of the liquid collecting groove, pulleys matched with the annular tracks are oppositely arranged in the annular tracks, and the circular barrel is fixedly connected between the two pulleys through mounting blocks. Through the ingenious design of the structure, on one hand, the situation of uneven concentration caused by bottom solution sedimentation can be effectively avoided; and on the other hand, when the circular barrel rotates, the spray heads on two sides can be driven to move up and down, therefore the spraying range is greatly improved,the working efficiency is improved at the same time, and the energy utilization rate is high.

The invention discloses a storage tank for an efficient preservative for the metal surface. The storage tank comprises a tank body and a third sleeve; the third sleeve is mounted at the top end of the right side inside the tank body and penetrates through the tank body; a handle is arranged at the top end of the third sleeve; the handle is connected with the third sleeve through a second sleeve; a second piston is arranged in the third sleeve; and the second sleeve penetrates through the third sleeve and is connected to the second piston in a lap joint mode. According to the storage tank for the efficient preservative for the metal surface, through matching of the second sleeve and a second compression spring, the working strength of operating worker is relieved; through matching of a baffle and a torsion spring, air backflow can be prevented; through matching of a first piston and a first compression spring, air and medicament backflow under the air pressure effect can be prevented; and through matching of a gear and a transmission shaft, the gear rotates in pressurization, a fan blade is rotated through a rotating shaft to stir a medicament, and thus the situation that the medicament contains a precipitate is prevented.

The invention discloses an unmanned aerial vehicle pesticide spraying device allowing quick demounting. The pesticide spraying device includes a device body consisting of an upper body and a lower body; a rotor wing assembly is arranged on the top of the upper body; a pesticide storage chamber is formed in the lower body; a stirring shaft extending longitudinally is arranged in the pesticide storage chamber; inserting members are symmetrically arranged on a left side and right side of a top end surface of the lower body; a first motor is arranged in the upper body; the bottom of the first motor is connected to a transmission; the bottom of the transmission is connected to a first rotation shaft which passes through a bottom end surface of the upper body and is rotatably connected; inserting grooves opposite to the inserting members are formed in a top end surface of the upper body at the left side and the right side of the first rotation shaft; locking sliding grooves are formed in side walls at opposite sides of the two inserting grooves; and one side away from the inserting groove, of each locking sliding groove has a first sliding chamber extending backward. The unmanned aerialpesticide spraying device is simple in structure, is easy to demount and maintain, can prolong the service life of an unmanned aerial vehicle, can achieve automatic constant speed stirring, can improve the spraying efficiency, and can evenly spray crops with the pesticide.

A purpose of the present invention is to provide an air disinfection gasification method and an air disinfection gasification apparatus. The method comprises: placing chlorine dioxide matrix tablets and a proper amount of water into a plurality of sequentially-communicated closed reaction pools; carrying out aeration on the first reaction pool by using an aeration pump; adopting the mixed gas comprising the chlorine dioxide gas generated in the previous reaction pool and a small amount of chlorine gas as the aeration gas, and introducing the aeration gas into the communicated subsequent reaction pool; and in the last reaction pool, obtaining the high-purity chlorine dioxide disinfection gas. With the method and the apparatus of the present invention, the high-concentration air disinfection gas can be generates, the disinfection efficiency is high, and the concentration of the chlorine dioxide gas released into the air is uniform.

The invention relates to a vibration reduction inlet pipe for a gasoline engine, which comprises a steel tube, a plastic sleeve and a steel plate, and is characterized in that the steel tube is embedded into one end of the plastic sleeve, and the steel plate is embedded into the other end of the plastic sleeve to ensure that the steel tube and the steel plate are flexibly connected into a whole through the plastic sleeve. By adopting the structure, the vibration reduction inlet pipe can significantly reduce the vibration of a carburetor and effectively avoid the condition of uneven concentration of gas mixture, thereby enhancing the stability of output power of the gasoline engine.

The invention aims to establish a maintenance management method of the die in a die coater and produce a large-size protection glue film subassembly with an extremely-low content of foreign matters with low costs. In order to achieve the purpose, the invention provides a coating method for die coaters, which comprises allowing the front end of the die to be immersed and contacted with a coating solution stored in a container; holding the die as lifted above the coating solution until the drops of the coating solution slowly hanging from the front end of the die disappear by dint of the surface tension of the coating solution; and ejecting the coating solution onto a substrate for coating. When the coating operation is not performed, it is preferable that the die is usually immersed or contacted with the coating solution, the coating solution is ejected continuously or intermittently from the front end of the die after passing a filter, and the die immersed in the coating solution is subjected to ultrasonic cleaning.

The invention relates to image forming devices such as a copier, a printer, a fax machine and a plotter, a charging unit used in the image forming devices and a manufacturing method for the charging unit, a processing cartridge and a setting method for charge gap. A charging roller 14 comprises a metal core 101 as a conductive support, a charging layer 102 made of conductive resin material, sheet-like gap holding component 103 provided between two ends of the charging layer 102. The gap holding component 103 is connected with a photosensitive layer 5b out of an image region 5a of a photoreceptor 5. Average value of the charging gaps when environmental temperature is 10 DEG C, 20 DEG C or 30 DEG C are respectively set as G10, G20, G30, satisfying the following condition: |G30-G10| X 5 is less than G20. Even in the event that a measurement device and a regulation device for the charging gaps are not provided, environmental variation of the charging gaps can still be reduced to realize high durability at low cost.

An image forming apparatus, a developing unit thereof and a method of controlling the developing unit. The image forming apparatus includes a photosensitive body on which an electrostatic latent image is formed, a light scanning unit which scans a beam onto the photosensitive body, a developing unit which includes a housing having an agitating space and a supply space, the agitating space and the supply space communicating with each other through two gates to circulate a developer, an agitating auger rotatably mounted in the agitating space to transfer the developer, a supply auger rotatably mounted in the supply space to transfer the developer, and a magnetic roller which receives the developer by the supply auger and adheres the developer to the photosensitive body, a rotation control unit which controls rotation of the agitating auger and the supply auger, and a transfer unit which transfers a visible image formed on the photosensitive body onto a printing medium. When the developer is concentrated on any one of two gates, one of the augers, which is positioned on a downstream side of the gate on which the developer is concentrated, temporarily stops rotating by the rotation control unit, and the developer concentrated on the gate is transferred from the gate by the other one of the augers, which is positioned on an upstream side of the gate on which the developer is concentrated.

The invention discloses an automatic whole-pond balanced bait feeding system and method for freshwater fish culture, and the system is characterized in that a bait flow guide pipe body is fixedly connected to a culture pond; the water driving module is provided with a water suction end and a water discharge end, the water suction end is arranged in the culture pond, and the water discharge end is communicated with the bait flow guide pipes; the feeding structure is communicated and fixedly connected to the bait flow guide pipe body; the airflow guide pipe bodies are evenly and fixedly connected to the culture pond, and the airflow guide pipe bodies are arranged under the airflow guide pipe bodies in a right opposite mode. The air inflation and exhaust module is fixedly connected to the installation ground and communicates with the airflow guide pipe body, and air inflation and exhaust are conducted on the airflow guide pipe body through the air inflation and exhaust module. The discharging structure is fixedly connected between the bait flow guide pipe body and the airflow guide pipe body. The technical problems that according to a feeding mode of freshwater fish culture bait, the feeding range is limited, efficiency is low, labor intensity is high, bait throwing is locally concentrated and uneven, regular and quantitative feeding is difficult, and consequently freshwater fish culture is difficult to achieve the expected effect are solved.

The invention discloses an improved pesticide spraying vehicle for agricultural use. The pesticide spraying vehicle comprises a moving vehicle body and a pesticide spraying mechanism arranged on the top of the moving vehicle body. A first boss is arranged on the top of the left end face of the pesticide spraying mechanism, a second boss is arranged at the bottom of the right end face of the pesticide spraying mechanism, a first pesticide delivery tube extending vertically is fixedly arranged in the first boss, and the top end face of the first boss is provided with a pesticide spraying tube the bottom of which is fixedly connected with the top extending tail end of the first pesticide delivery tube. A protective sleeve slidingly sleeves the pesticide spraying tube, the top of the pesticidespraying mechanism is provided with a pesticide storage box, a pesticide storage box is internally provided with a pesticide storage chamber, and the pesticide storage box below the bottom of the pesticide storage chamber is internally provided with a guiding groove extending to the left side. A stirring shaft extending upward and downward is arranged in the pesticide storage chamber, and the topextending tail end of the stirring shaft is rotatably and cooperatively connected with the inner top wall of the pesticide storage chamber. The pesticide spraying vehicle has a simple structure, is easy to operate and can automatically control the open and close work of the pesticide spraying tube and the protective sleeve, the service life is prolonged, automatic matching connection can be achieved to complete the mixing work, and the prevention and treatment effect is improved.

The invention relates to a method for continuously producing diamond wires. The method comprises two processes of diamond pre-plating and electroplating and thickening of a nickel layer, wherein a pre-plating device is a mixture coating of thin nickel and diamond on the surface of steel wire by using a liquid droplet formed by the diamond and nickel electroplating solution ejected from a nozzle, and the electroplating and thickening of the nickel layer is to thicken the nickel layer to further wrap the diamond and increase the adhesion of the diamond. The two electroplating processes are connected, and diamond wire with uniform coating for diamond wire saw can be continuously produced. Equipment produced by the method is simple, and the operation is simple and convenient. The required electrolyte quality is less, and the remaining nickel-containing waste liquid is less, the production cost of diamond wire is reduced and the environment is maintained well.

The invention discloses an unmanned aerial vehicle pesticide spraying device allowing quick demounting. The pesticide spraying device includes a device body consisting of an upper body and a lower body; a rotor wing assembly is arranged on the top of the upper body; a pesticide storage chamber is formed in the lower body; a stirring shaft extending longitudinally is arranged in the pesticide storage chamber; inserting members are symmetrically arranged on a left side and right side of a top end surface of the lower body; a first motor is arranged in the upper body; the bottom of the first motor is connected to a transmission; the bottom of the transmission is connected to a first rotation shaft which passes through a bottom end surface of the upper body and is rotatably connected; inserting grooves opposite to the inserting members are formed in a top end surface of the upper body at the left side and the right side of the first rotation shaft; locking sliding grooves are formed in side walls at opposite sides of the two inserting grooves; and one side away from the inserting groove, of each locking sliding groove has a first sliding chamber extending backward. The unmanned aerialpesticide spraying device is simple in structure, is easy to demount and maintain, can prolong the service life of an unmanned aerial vehicle, can achieve automatic constant speed stirring, can improve the spraying efficiency, and can evenly spray crops with the pesticide.

The invention discloses an airborne fire rescue bomb, and relates to the field of aviation emergency rescue. The airborne fire rescue bomb comprises a shell, a hanging frame, a control panel, a pluggable fuse and a central blasting explosive column; the control panel is electrically connected with the pluggable fuse and used for sending a trigger signal to the delay fuse through the pluggable fuse, and the delay fuse is arranged in the central blasting explosive column; the control panel and the pluggable fuse are arranged on the shell, a movable insulating strip is arranged in the pluggable fuse, one end of the movable insulating strip is connected with an aircraft, and the insulating strip is used for controlling the working state of the pluggable fuse; the central blasting explosive column is arranged on a center shaft of the shell, and the shell is evenly filled with a fire extinguishing agent around the central blasting explosive column; and the hanger is fixed on the shell, the rescue bomb is arranged on the aircraft through the hanger, and the hanger and the pluggable fuse are located on the same axis.

The invention discloses equipment for preparing a laser plant spore non-oxidation wall-breaking material, and belongs to the technical field of laser wall breaking. The equipment comprises a first-stage material barrel, a first-stage material barrel, a connecting pipe and a pump; the first-stage material barrel and the second-stage material barrel are connected through the connecting pipe, and the pump is installed on the connecting pipe; a spore feeding hopper, a water inlet pipe, a first exhaust hole and a first material output pipe are arranged on the first-stage material barrel, a material inlet pipe, a second exhaust hole and a second material output pipe are arranged on the second-stage material barrel, a first stirring mechanism is arranged in the first-stage material barrel and used for stirring materials in the first-stage material barrel, a second stirring mechanism is arranged in the second-stage material barrel and is used for stirring materials in the second-stage material barrel; a heating chamber is arranged at the bottom in the first-stage material barrel, and an electric heating rod is arranged in the heating chamber. According to the method, the efficiency of laser wall breaking of spores can be improved, and the destructive effect of laser on active substances in spores can be greatly reduced.

The invention discloses a flushing device for an otorhinolaryngologic department. The flushing device comprises a device base, a waste liquid storage box base and an adjustable seat, wherein one sideof the top of the device base is fixedly connected with the waste liquid storage box base, the other side of the top of the device base is fixedly connected with the adjustable seat, a universal wheelis fixedly connected to the bottom of the device base, the top of the waste liquid storage box base is fixedly connected with a telescopic rod, the top of the telescopic rod is fixedly connected witha waste liquid storage box, the top of the waste liquid storage box is fixedly connected with a liquid inlet plate, and the other side of the top of the liquid inlet plate is fixedly connected with adeflector. The deflector avoids pollution of the work environment of a medical worker by a flushing liquid, a visual window improves the practicability of a device body, a sponge pad improves the comfort of the device body, a buffer pad prolongs the service life of the device, a flow-limiting valve facilitates control of the flow of a flushing medicine liquid by the medical worker, a flushing head fixing groove has a protection function on a flushing head, and the flushing device is applicable to the otorhinolaryngologic department and has wide development prospects in the future.

The invention discloses a water-saving irrigation car. The car comprises a car body and an irrigation device arranged on the top of the car body, wherein the top of the left side of the irrigation device is provided with a first lug boss, and the bottom of the right side of the irrigation device is provided with a second lug boss; the first lug boss is internally and fixedly provided with a first water pipe extending from top to bottom, and the top of the first lug boss is provided with an irrigation pipe the bottom of which is fixedly connected to the extending tail of the top of the first water pipe; a cover sleeve is arranged on the outer surface of the irrigation pipe in a sliding mode, and the top of the irrigation device is provided with a water storage tank internally provided with a water storage cavity; the water storage tank under the bottom of the storage cavity is internally provided with a movement guiding groove stretching to the left; the water storage cavity is internally provided with a stirring shaft extending from top to bottom, and the extending tail end of the top of the stirring shaft is connected to the inner top wall of the water storage cavity in a rotating cooperation mode. The water-saving irrigation car has the advantages of being simple in structure, convenient to operate, capable of automatically controlling the switch-on state and switch-off state of the irrigation pipe and the cover sleeve, prolonging service life, achieving automatically cooperative connection to complete stirring work, and improving the stirring effect.

TAC and additives are mixed in a mixture solvent of dichloromethane, methanol and n-butanol to obtain a dispersion solution. The dispersion solution is heated to become a low concentration dope whose concentration is 19.3 wt. %. The low concentration dope is fed with a pump, and supplied through a flash nozzle to a concentrating apparatus to performing flash evaporation of the solvent in the concentrating apparatus. Thus part of the solvent in the low concentration dope evaporates to obtain a condensed dope. The part of the solvent is condensed on a condensation surface to obtain a condensed solvent. The condensed solvent flows through a pipe out of the concentrating apparatus. The high concentration dope has a solid content of 22.3 wt. %, and drawn through a pump. As the solid content of the high concentration dope is high, a polymer film having the self-supporting property can be easily formed of the high concentration dope in a film production line.

The invention discloses an improved rural sewage treatment apparatus, which comprises a base body and a chlorine feeding device arranged at the top portion of the base body, wherein the top portion ofthe left side surface of the chlorine feeding device is provided with a first projection part, the bottom portion of the right side surface of the chlorine feeding device is provided with a second projection part, a vertically-extending first chlorine conveying pipe is fixedly arranged in the first projection part, the top portion of the first projection part is provided with a chlorine feeding pipe with the bottom portion fixedly connected to the first chlorine conveying pipe top portion extending tail end, the outer surface of the chlorine feeding pipe is slidably provided with an anti-pollution sleeve, the top portion of the chlorine feeding device is provided with a chlorine storage box, a chlorine storage chamber is arranged in the chlorine storage box, a guide groove capable of extending leftward is arranged in the chlorine storage box below the bottom portion of the chlorine storage chamber, a vertically-extending uniform stirring shaft is arranged in the chlorine storage chamber, and the uniform stirring shaft top portion extending tail end and the inner top wall of the chlorine storage chamber form rotary matching connection. According to the present invention, the improved rural sewage treatment apparatus has advantages of simple structure, convenient operation, prolonged service life and improved treatment effect, can automatically control the opening / closing operation of the chlorine feeding pipe and the anti-pollution sleeve, and can achieve the automatic matching connection so as to complete the uniform stirring work.

The invention discloses a neutral salt electrolytic cell which comprises a cell body and a cell cover. Wringing rollers are arranged on the two sides of the cell body, a plurality of protruded portions are arranged on the bottom of the cell body, a plurality of immersing rollers are further arranged in the cell body, and the heights of the immersing rollers are different. Band steel is driven by the wringing rollers to move along the immersing rollers, a plurality of electrode plates are arranged on the two sides of the band steel, and the electrode plates are connected with a power supply. The neutral salt electrolytic cell can deeply clear the surface of the band steel, the surface of the manufactured band steel is smooth and free of impurities, and the band steel with the more excellent surface can be obtained.

The invention discloses an ultrahigh-pressure abrasive jet generating device based on an ejector mechanism. The ultrahigh-pressure abrasive jet generating device comprises an air supplementing type dry sand tank, a front mixed abrasive generating device and a numerical control machine tool, and further comprises an ejector secondary sand mixing tube, the ejector secondary sand mixing tube comprises an ejector tube body and a main output tube body, an ejector cavity is formed in the ejector tube body, a conical end opening is formed in the end of the main output tube body, and the conical end opening is positioned in the ejector cavity; and dry sand suction passages are symmetrically arranged on the periphery of the ejector cavity, a horn-shaped throttling cavity is formed in the right endof the ejector cavity, a wide-opening divergent cavity is formed in the right end of the horn-shaped throttling cavity, a straight tube turbulence cavity is formed in the right end of the wide-openingdivergent cavity, and a turbulence column is arranged in the straight tube turbulence cavity. According to the ultrahigh-pressure abrasive jet generating device based on the ejector mechanism, the negative pressure vacuum state can be formed in the ejector cavity, and entrainment and suction can be achieved on dry sand, so that the abrasive concentration of an original abrasive jet is supplemented, the striking force of the abrasive jet is increased, and the cutting function on a material with the non-uniform longitudinal size is realized.