48results about How to "Play a screening role" patented technology

The invention discloses a crushing, screening and drying device for plastic particles, which comprises a machine body, a feed inlet is arranged at the upper end of the machine body, a through hole is opened on the left surface of the machine body, and a recovery device fixed on the outer wall of the machine body is arranged under the through hole; the machine body There is also a material guide plate inside. Two crushing rollers are installed under the lowest end of the material guide plate. There is an inclined filter plate under the crushing roller. Sliders are welded at both ends of the filter plate. The chute matched with the block, springs are connected to both ends of the filter plate, outriggers are provided at the lower end of the body, and rollers are installed at the bottom of the legs; a hot air blower is installed on the left side of the body, and the right end of the hot air blower passes through the air The pipe is connected with the body, the right side of the body is connected with the exhaust fan through the air outlet pipe, and the right end of the exhaust fan is connected with the drying device through the pipeline. The invention has the advantages of simple structure, convenient use, improved crushing efficiency, energy saving, environmental protection and convenient movement.

The invention discloses a rapid peanut deshelling device with a screening function. The rapid peanut deshelling device comprises a frame, wherein a horizontal plate is fixedly mounted horizontally inside the frame; a deshelling tank is fixedly mounted at the bottom inside the frame; a collecting tank is arranged at the bottom inside the deshelling tank; a metal screening plate is arranged inside the frame in a horizontal sliding and penetration manner; a limiting push plate is fixedly mounted vertically art the left end of the metal screening plate; a rotating wheel is rotationally arranged onthe frame; a deshelling rotating roller I is vertically rotationally arranged on the lower surface of a sliding rack; a cam which is propped against the limiting push plate is rotationally arranged inside the frame; and a first belt pulley mechanism in transmission connection with the rotating wheel is arranged on the horizontal plate. Peanuts are subjected to deshelling operation through downward extrusion of the deshelling rotating roller I and a deshelling rotating roller II, the deshelling rotating roller I and the deshelling rotating roller II are moved relative to the metal screening plate, then the peanuts are subjected to rolling extrusion and deshelling of the deshelling rotating roller I and the deshelling rotating roller II, the peanut deshelling efficiency is greatly improved,and the peanuts can be deshelled relatively sufficiently and completely.

The invention discloses an intermittent feeding type coal briquette coarse crushing device for coal mine mining. The intermittent feeding type coal briquette coarse crushing device comprises a bearingplate. A crushing box is fixedly installed on the bearing plate vertically. A rotating cover plate is arranged on the top of the crushing box in a rotating manner. A drive motor is fixedly installedon the outer wall of the left side of the crushing box through a support. The left end of a pulling rope penetrates the interior of a resetting spring and is fixed to the upper end of a sliding baffle. A guide sliding groove is horizontally formed in the side wall of a crushing pressing plate. A clamping block embedded in the guide sliding groove in a sliding manner is fixedly installed on the inner side wall of the sliding support. According to the intermittent feeding type coal briquette coarse crushing device, by means of rotating of a crushing roller, the extruding and crushing effect on coal briquettes is achieved, by means of vertical reciprocating motion of the sliding baffle, the coal briquettes on a material guide oblique plate enter a screening plate intermittently, the coal briquettes falling on the screening plate are extruded and rubbed repeatedly through the crushing pressing disc, excessive centralizing of the coal briquettes is avoided, the rubbing and crushing effectsof the crushing pressing disc are improved greatly, the coal briquettes are crushed more fully, the screening plate has a screening function, and it is ensured that the coal briquettes on the screening plate are refined fully.

The invention discloses an electrical impedance imaging method of an ultrasonic-synergy biological tissue. The electrical impedance imaging method comprises that a plurality of electric excitation leads and detection guide leads are arranged on the surface of the biological tissue, and an ultrasonic excitation source is adopted to generate ultrasonic waves and the ultrasonic waves are focused in the biological tissue through ultrasonic drive; the ultrasonic waves focused in the biological tissue are located in a continuous mode, and integral or partial scanning to the biological tissue is finished; signals are collected, the ultrasonic waves are focused at a certain spatial position, and a high-frequency signal corresponding to electrical impedance of the spatial position is generated, the signals are collected through the multi-channel detection leads, amplified, filtered, and then output; after focusing and scanning of the ultrasonic waves are finished, a voltage signal after being collected is guided in a computer, and a signal is obtained according to the collected integral scanning and partial scanning to the biological tissue, and electrical impedance distribution of the biological tissue is calculated and rebuilt. Through the electrical impedance imaging method of the ultrasonic-synergy biological tissue, a high-precision and high-resolution electrical impedance image can be obtained.

Embodiments of the invention provide an information mining method and apparatus, and an apparatus used for information mining. The method specifically comprises the steps of obtaining a target statement comprising a preset predicate from a webpage text corpus; extracting a subject and an object from a syntactic analysis result corresponding to the target statement; and according to the extracted subject and object, establishing an entity-attribute pair, and storing the entity-attribute pair. New entities or newest attributes of entities can be timely mined from a webpage text with higher timeliness, so that the timeliness of entity information can be improved.

The invention provides an unsupervised keyword extraction method, and the method comprises the steps: obtaining a part of topic words with higher topic correlation degree through an LDA topic model, and building a phrase-word graph through employing topic words and candidate phrases as nodes; screening and promoting candidate phrases with higher topic association degree by utilizing the topic words, so that the influence of noise candidate phrases on a result is indirectly inhibited. On the other hand, aiming at the condition that short text candidate phrases are insufficient, the theme wordsare used as supplements of semantic information, so that the semantic information of the algorithm graph structure is richer. For the situation that candidate phrases of a long text are too large andare mingled with too much noise, the topic words play a certain role in screening. Keyword extraction is not sensitive to the length of an article any more, and the effect is further improved.

The invention relates to a strain capable of degrading waste feathers and belongs to the technical field of microorganisms. The strain is Bacillus cereus FDB-18B, deposited in the China Center for Type Culture Collection on June 13, 2018 with the deposit number of CCTCC NO. 2018365. The strain is obtained from the soil of a tea garden after air drying, and can efficiently degrade the waste feathers to obtain amino acids and polypeptides that can be used as feed additives or for farmland irrigation to achieve comprehensive utilization of biomass resources. At the same time, the pollution of poultry breeding to the environment can be reduced. In addition, the strain can produce amylase, and can simultaneously achieve comprehensive treatment of wastewater generated from processing of the waste feathers and starch-containing food. Due to high degradation capability and short fermentation cycle, the strain keeps the protein, polypeptide and amino acid components to the greatest extent, andthe nutritional value and the utilization rate of the feed additives can be improved.

The invention discloses an automatic grain conveying and drying device for agriculture. The automatic grain conveying and drying device comprises a conveying table internally of a hollow structure. Driving shafts are connected to the two ends inside the conveying table correspondingly and drive a conveying plate on the surface of the conveying table to rotate; the surface of the conveying plate isof a net-shaped structure, and the sizes of meshes are smaller than that of grains; an opening is formed in the upper surface of the conveying table; the two sides of the conveying table are both connected with connecting frames; the outer ends of the connecting frames are connected with connecting rods; the top ends of the connecting rods are connected with a fixing frame; the fixing frame is sleeved with a drying cylinder; a plurality of heating resistors are arranged on the inner layer of the drying cylinder; a fixed seat is mounted at the top end inside the drying cylinder; a groove is formed in the bottom face of the fixed seat; a rotating shaft is mounted inside the groove; the bottom end of the rotating shaft is connected with a disc; stirring blades are evenly connected to the outer circle of the disc; and a centrifugal fan is mounted inside the rotating shaft. The grains can be rapidly dried while being automatically conveyed, mildewing of the grains is avoided, and agricultural products are effectively protected.

The invention discloses a vibration type unmanned potato harvester. The potato harvester comprises driving wheels, tread patterns, separation rotating cylinders, a vibration pushing plate, a first vibration screening plate, a support frame, a balance weight block, a battery pack, an alarm apparatus, a placing plate, a handle, a controller, driven wheels, guide baffles, a second vibration screeningplate, a vibration device, a first camera, a second camera, second motors, encoders, a support shaft, a displacement limiting ring, a side baffle and a support plate; the second motors are provided with the encoders, the driving wheels are provided with the tread patterns, the separation rotating cylinder is installed at the front end of the vibration pushing plate, and the first vibration screening plate is installed at the bottom of the vibration pushing plate. Potatoes in soil are driven to move to the first vibration screening plate through the vibration of the vibration pushing plate driven by the vibration device, the potatoes larger in size can roll out from the rear end, and the potatoes smaller in size can roll from the second vibration screening plate to the side face so that not only can the soil be separated from the potatoes, but also the effect of screening the potatoes different in size can be achieved.

The invention discloses a pulping assembly of a pulping pump. The pulping assembly is composed of a cavity shell, a power extension shaft, a pulping sieve plate, three S-shaped blades and two arc-shaped tool sets, the cavity shell is provided with a basin cavity, the pulping sieve plate is transversely embedded in the basin cavity, and the power extension shaft is installed on the central axis ofthe basin cavity and penetrates through a shaft hole in the pulping sieve plate; the three S-shaped blades are all installed on the power extension shaft, one S-shaped blade is attached to the pulpingsieve plate on the lower portion, and the other two S-shaped blades are installed on the upper portion in a stacked mode; and the two arc-shaped tool sets are oppositely installed on the two sides ofthe basin cavity and face the center of the basin cavity, one arc-shaped tool set is attached to the top face of the uppermost S-shaped blade, and the other arc-shaped tool set is attached to the bottom surface of the S-shaped blade in the middle. The pulping assembly provides a 3G pulping mode of three solid cutting and three dynamic cutting, achieves step-by-step crushing of materials from coarse crushing to fine crushing and then to refined crushing, and enables the pulping pump to have extremely high crushing efficiency and an extremely good crushing effect.

The invention discloses an axial rubbing machine, and relates to the field of crushers. The problems that a shell of an existing rubbing machine is small in rubbing acting area, low in crushing efficiency, poor in material crushing effect, and high in power consumption, and the material crushing effect is not easy to control are solved. When entering the rubbing machine, materials can continuously move towards a discharging port, blockage is avoided, the materials are rubbed in the moving process, rubbing is more uniform, the number of rubbing blocks at the discharging end of a rubbing rotor is increased, the rubbing effect is improved, meanwhile, the screening effect is achieved, the materials with the too large size can be continuously rubbed, due to the fact that discharging is smoother and more uniform under the action of negative pressure of blades of a discharging fan, power consumption is correspondingly reduced, production cost is reduced, the smashing effect is improved, and therefore the crushing efficiency is improved. The invention belongs to the field of crushers.

The invention relates to an activated carbon drying device. The activated carbon drying device comprises a drying box, wherein a feeding hole is formed in the drying box, a funnel is arranged on the feeding hole, and an air outlet pipe is arranged on one side of the feeding hole; a first vibrating plate and a second vibrating plate are arranged in the drying box, one end of the first vibrating plate and one end of the second vibrating plate are connected with a vibrating motor, a plurality of first heat dissipation holes and a plurality of second heat dissipation holes are uniformly formed inthe first vibrating plate and the second vibrating plate respectively, and the hole diameters of the first heat dissipation holes are larger than the hole diameters of the second heat dissipation holes; and a heating plate is fixed at the bottom in the drying box, the bottom of the drying box is connected with an air inlet pipe, an air heater is arranged in the air inlet pipe, and a movable heating mechanism is arranged in the drying box. According to the activated carbon drying device, a vibrating mechanism is arranged in a drying mechanism, so that activated carbon is irregularly vibrated during drying, uniform heating is guaranteed, and the drying effect of the activated carbon is improved.

The invention discloses an axial crushing and kneading machine and relates to the field of crushers. The problems that an existing crusher is low in crushing efficiency, poor in material crushing effect and large in power consumption, and the material crushing effect is not easy to control are solved. The number of fixed cutter sets at one end of the inner bottom face of a rubbing unit shell is increased, so that the crushing effect is improved, meanwhile, the screening effect is achieved, materials with too large sizes continue to be crushed, the materials become slender and soft under the interaction of rubbing blocks and rubbing plates, discharging can be smoother and more uniform under the negative pressure effect of a discharging fan, the power consumption is correspondingly reduced, the production cost is reduced, and the crushing effect is convenient to control, so that the crushing efficiency of a crusher is improved. The invention is applicable to the field of crushers.

The invention relates to the technical field of garbage cleaning, and particularly relates to a lake surface poultry feed identifying and collecting device and method. The ship comprises a ship body and two supporting air bags. The device further comprises a control box, an adsorption mechanism and a catching mechanism. A controller is mounted in the control box; a first storage cabin, a second storage cabin and a third storage cabin are integrally formed in the ship body; a sealed cabin is arranged at the bottom of the second storage cabin; the top of the third storage cabin is communicated with an isolation cabin; the adsorption mechanism comprises a sealing plate and a drainage assembly; the catching mechanism is arranged in the isolation cabin and is used for catching fishes and shrimps; the catching mechanism comprises an elastic rod, a sliding assembly and a grabbing assembly. According to the lake surface poultry feed recognizing and collecting device and method, lake surface garbage and living things can be distinguished, mixing of the lake surface garbage and the living things is prevented, poultry breeding is facilitated, meanwhile, the loading space can be effectively saved, and the garbage treatment efficiency is improved.

The invention discloses a rotary bearing feeding device. The rotary bearing feeding device comprises a funnel, a sliding chute, a rotating shaft, an outer protecting cover, a motor, a control mechanism, a base and a working table, wherein the base is arranged below the funnel and mounted on the working table; the outer protecting cover is arranged on the outer side of the funnel; the funnel is ofa hollow cylindrical structure; the sliding chute is connected with the inner side of the funnel; the rotating shaft is arranged on the rear side of the funnel and connected with the motor; the motoris mounted on the working table; the control mechanism is also arranged on the working table; the motor and the control mechanism cooperate with each other. The rotary bearing feeding device is simplein structure and convenient to operate, bearings are conveyed rotationally by the cylindrical funnel and transported in batches by funnel blades, the bearings in accordance with the sliding chute width can slide out along the sliding chute, the screening function is realized, the bearing feeding speed can be adjusted by controlling the rotating speed of the funnel, and the working efficiency is improved; the sliding chute comprises multiple inclined and horizontal sections, and the transporting speed of the bearings can be controlled.

The invention discloses an environment-friendly household garbage treatment device which comprises a hollow box body and a feeding hopper located on the upper side of the box body. A first conveying belt located below the feeding hopper, a front screening channel located below the tail of the first conveying belt, a rear screening channel and a second conveying belt located below the front screening channel are arranged in the box body. A permanent magnet is arranged above the tail of the first conveying belt. The front screening channel is located between the rear screening channel and the first conveying belt. A roller pair is arranged at the bottom of the front screening channel, and smashing teeth are evenly distributed on the roller pair. An air blower located on the side face of the second conveying belt is further arranged in the box body. The environment-friendly household garbage treatment device integrates the functions of garbage classification, crushing, treatment and the like, and household garbage treatment is conveniently and rapidly achieved.

The invention discloses an axial crusher, relates to the field of crushers, and aims to solve the problems that an existing crusher is low in crushing efficiency, poor in material crushing effect, large in power consumption and not easy to control in the material crushing effect. A shell is arranged in the middle of the upper surface of a base, and a through hole is formed in the middle of one end face of the shell; and the other end of the shell communicates with a fan shell, rotor bearings are arranged at the two ends of the upper surface of the base, a crushing rotor is arranged in the shell and the fan shell, and each end of the crushing rotor is connected with one rotor bearing. A plurality of movable cutter groups and fan blades are arranged outside the crushing rotor; the fan blades are arranged in the fan shell; the plurality of movable cutter groups are arranged in the shell; a plurality of fixed cutter groups are arranged at one end of the shell in a surrounding manner along the inner wall of the shell; a rubbing plate is arranged at the other end of the shell along the inner wall of the shell in a surrounding manner; a feeding hole is formed at the top of one end of the shell; and the crushing effect is improved, meanwhile, the screening effect is achieved, discharging is smoother and more uniform, and the production cost is reduced.

The invention discloses an oat treatment device used for producing oat yogurt and a using method thereof, and relates to the field of oat treatment devices. The oat treatment device is simple in structure, is convenient in use, can adjust a distance between two extrusion roller columns, is more convenient in use, and is more stable in working process. A droop curtain structure is arranged for reinforcing and shielding such that rotation of the extrusion roller columns is not affected; a blocking strip is arranged to achieve certain shielding effect to avoid the problem that oat directly flowsto the other end as conveying for relatively great flow of oat by a conveying structure is not timely; the conveying structure is hollow structure and a collecting box body is arranged below the conveying structure; the collecting box body can achieve the screening effect to prevent dust particles and the like from being mixed into oat; a vibrating mechanism further can be arranged to make the conveying structure vibrate for reinforcing the screening effect; and meanwhile, the vibrating mechanism also can avoid the problem that oat shells are covered and cannot be blown out while accumulated on the oat conveying structure.