44results about How to "Avoid secondary mixing" patented technology

The invention discloses a vehicular air compressor, comprising a screw air compressor main unit, an oil-air separation tank and an oil-air filter; the oil-air separation tank includes a tank body and a separation barrel arranged in the tank body, the separation barrel includes a barrel body having a V-shaped opening in the upper end, the open side of the barrel body in the V-shaped opening is provided with a first retaining edge mating with the inner wall of the tank body, the other side of the barrel body is provided with a second retaining edge mating with the inner wall of the tank body, the outer wall of the barrel body, the first retaining edge, the second retaining edge and the inner wall of the tank body enclosure an oil-air separation chamber around the barrel body, and one side of the barrel body at the second retaining edge is provided with a guide through hole through which the oil-air separation chamber is communicated with the inside of the barrel body. Oil and air are effectively separated by the oil-air separation tank, the oil content of compressed air delivered from the oil-air separation tank to the oil-air filter is decreased, the service life of the oil-air filter is prolonged, and cost of use is reduced.

The invention discloses a device for controlling rotary gas-liquid mixed flow noise. The device comprises a guide vane assembly (100), a vortex control structure (200), a partition plate I (300), a partition plate II (400) and a partition plate III (500) which are sequentially arranged in a tail gas exhaust pipe (12) in an airflow direction; a resonant chamber I (20) is formed in the inner cavity of the tail gas exhaust pipe (12) between the guide vane assembly (100) and the partition plate I (300), a resonant chamber II (30) is formed in the inner cavity of the tail gas exhaust pipe (12) between the partition plate I (300) and the partition plate II (400), and a resonant chamber III (40) is formed in the inner cavity of the tail gas exhaust pipe (12) between the partition plate II (400) and the partition plate III (500); and each of the partition plate I (300), the partition plate II (400) and the partition plate III (500) is provided with a central through hole and an edge through hole. The device has the characteristic of good de-noising effect.

The invention discloses a device for cleaning profile fibers of negative-pressure seed cotton. The device for cleaning the profile fibers comprises a shell. The interior of the shell is divided into a separating area and a profile fiber collecting area; a feeding port and a discharging hole are connected at the separating area, and an impurity discharging hole is connected at the profile fiber collecting area; wind stopping devices are arranged at the discharging hole and the impurity discharging hole respectively, and an opening and casting roll is arranged at the feeding port; a long-hole dust cage is arranged at the communicating position of the separating area and the profile fiber collecting area, an air hose communicated with the end part of the shell is arranged outside the shell, and a draught fan is connected at the air hose end; and a baffle plate which is approximately tangent to the long-hole dust cage is arranged in the shell, and an impurity brushing device is arranged in the profile fiber collecting area close to the long-hole dust cage. The long-hole dust cage is arranged in the shell of the profile fiber cleaning device, therefore, small profile fibers in the seed cotton can be winnowed by strong negative-pressure wind, the light and small profile fibers are absorbed into a rotary drum and discharged out through an exhausting pipe, a local strong wind area is formed on the surface of the long-hole dust cage through the impurity brushing device when in air separation, and large profile fibers absorbed on the surface of the long-hole dust cage are blown away and collected and discharged through the special separating area so as to prevent the profile fibers from being mixed in cotton secondarily.

The invention discloses a municipal sewage integrated treatment device, which comprises a filtering tank, an oil removal groove, an anaerobic tank, an anoxic tank, an aerobic tank, a precipitation tank, a sludge pump and a control cabinet, wherein the bottom end of the oil removal groove is communicated to the bottom end of the filtering tank through a U-shaped pipe, the oil removal groove comprises an oil-water separation membrane and a backwashing device, the anaerobic tank is communicated to the oil removal groove and comprises a lifting type filler groove, the anoxic tank is connected to the anaerobic tank, and comprises a rotary aeration device, the aerobic tank is connected to the anoxic tank, a cyclone aerator is arranged at the bottom of the aerobic tank, the precipitation tank isconnected to the aerobic tank, and the sludge pump is connected to the bottom end of the precipitation tank, and the control cabinet is respectively connected to the backwashing device, a first waterpump, a lifting motor, a second water pump, an aerator, a rotating motor, a third water pump, the cyclone aerator and the sludge pump. According to the invention, the device has advantages of novel structure, convenience use, good treatment effect and the like.

The invention discloses a double-surface special infiltration screen material for fast demulsification and separation of oil-in-water emulsion. Through chemical surface treatment, stainless steel screens are respectively prepared into two special infiltration screen materials with superhydrophilic / superhydrophilic and superhydrophilic / superhydrophilic properties, the two are combined into a double-surface special infiltration composite screen material by using a binder so as to achieve the purpose of fast demulsification and separation of the oil-in-water emulsion, and the double-surface special infiltration composite screen material can be used for fast demulsification and purifying of oil-in-water emulsified wastewater. Compared with other technologies, the material used for demulsification and purifying of emulsified wastewater has a single treatment process, does not need to use adsorbents and demulsifiers, has the remarkable advantages of small secondary pollution, low treatment cost, high treatment efficiency, strong adaptability, simple treatment equipment and the like, can reduce or eliminate the problems existing in the current demulsification technology, solves the difficult problem of emulsion demulsification and purifying in the oil-water separation field, and has wide application prospect.

The invention provides a tire pyrolysis carbon black and ash separation method and an apparatus thereof. The content of ash in separated carbon black is below 1%. A technical scheme is characterized in that tire pyrolysis carbon black particles are crushed to control he particle size below 15[mu]m in order to peel the carbon black from the ash, and effective electrostatic sorting is realized in an airflow carrying suspension state by using a specific resistance difference between the carbon particles and inorganic ash. The carbon black and ash separation apparatus is mainly composed of a crushing chamber, an electrostatic separation chamber and a dust collecting cloth bag. Copper powder is adopted in the crushing chamber as a crushing medium and a charge reinforcement medium to improve the subsequent electrostatic sorting efficiency; and a pole plate in the electrostatic separation chamber is a round structure, charged particles fully contact with the pole plate under the driving of rotation airflow to realize a high separation efficiency, and the carbon black particles for releasing charges are rapidly carried away by the airflow in order to effectively avoid secondary mixing of the particles and the ash. The apparatus has the advantages of continuous operation, large processing capability and high separation efficiency.

The invention provides an automatic sludge processing device and method. The device comprises a processing box, a screening area, a layering area and an outputting area are sequentially divided from top to bottom in the processing box, and a main shaft is vertically and rotatably arranged in the processing box; a screening mechanism is arranged in the screening area, and a feeding mechanism is arranged in the screening area and located below the screening mechanism; a layering mechanism is arranged in the layering area, and a driving mechanism is arranged on the top of the processing box; according to the equipment, waste impurities containing water are output to the screening area, and the waste impurities are stirred and screened by a magnetic rotary screening rod, so that magnetic metalin the waste impurities is absorbed by the screening rod, then the waste impurities which are precipitated and layered are pressed, water is discharged, the separating discharging of the magnetic metal and waste water in the waste impurities is achieved, and the automatic discharging of waste water with magnetic metal in the waste impurities is achieved.

The invention provides a carbon nanomaterial screening and scattering device. The carbon nanomaterial screening and scattering device comprises a conveying pipe; one end of the conveying pipe is rotationally connected with a rotating shaft; one end of the rotating shaft penetrates through the conveying pipe, and extends to the external of the conveying pipe; a collecting box is fixedly connected to the bottom of the conveying pipe; a first screening net, a second screening net and a third screening net penetrate through the bottom of the conveying pipe in sequence from left to right; the conveying pipe and the bottoms of the first screening net, the second screening net and the third screening net all penetrate through the top of the collecting box, and extend into the collecting box; andone side of the inner wall of the collecting box is rotationally connected with a rotating plate. The carbon nanomaterial screening and scattering device can achieve more thorough scattering and moreuniform screening of carbon nanomaterials through vibration screening; and the scattered and screened carbon nanomaterials are isolated in different separation layers to prevent secondary mixing afterscreening.

The invention discloses an air compressor for a new energy vehicle. The air compressor for the new energy vehicle comprises a base, a filter installation seat, a drive motor, a screw air compressor main machine, an oil-gas separation tank, an oil liquid filter, an oil-gas filter and an oil liquid cooler. The oil-gas separation tank comprises a tank body and a separation drum arranged in the tank body. The separation drum comprises a drum body, wherein the upper end of the drum body is provided with a V-shaped opening. The oil-gas filter and the oil liquid filter are fixedly installed on the filter installation seat. The upper end of the tank body is provided with a connecting seat. The screw air compressor main machine and the drive motor are fixedly installed on the connecting seat. According to the air compressor for the new energy vehicle, oil and gas are effectively separated through the oil-gas separation tank, and the oil content of the compressed air conveyed out from the oil-gas separation tank to the oil-gas filter is reduced; and therefore, the service life of the oil-gas filter is prolonged, the use cost is reduced, space is fully utilized, the occupied area of an air compressor system is reduced, and the structure of the air compressor is more compact.

A single-tank packed bed heat storage device following the generalized Murray's law and provided with a bionic choroid structure and a using method thereof, and belongs to the field of energy storage.The problems of low heat storage density, small heat exchange area and uneven heat storage speed in a traditional packed bed heat storage system are solved. The heat storage device is characterized by comprising a storage tank, a bracket is arranged in the storage tank in the form of the bionic choroid structure, heat storage balls with different diameters following the generalized Murray's law are distributed in the storage tank, and the bracket is used for supporting the heat storage balls and preventing the heat storage balls from floating at will. The using method achieves heat storage, heat release and heat storage through the heat storage balls which follow the generalized Murray's law and are provided with the bionic choroid structure. By changing the arrangement mode and size of the heat storage balls in the storage tank, compared with the traditional system, the heat storage system achieves higher heat storage efficiency, higher heat storage density and faster thermal response capability, and the bionic choroid structure is a naturally selected efficient nutrient delivery system which has unique advantages in substance transportation and energy transfer.

The invention discloses a residue and juice separation device for a food processor. The residue and juice separation device comprises a round tube, wherein an inner ring gear is arranged on an inner bearing of the round tube; an annular double-sided gear is arranged on an inner bearing of the inner ring gear; a gear plate is arranged on an inner bearing of the annular double-sided gear; the top sides of the inner ring gear, the annular double-sided gear and the gear plate are positioned in the same conical surface; uniform pointed cones are respectively arranged on the top sides of the inner ring gear, the annular double-sided gear and the gear plate; a plurality of filtering through holes are uniformly formed in the bottom side of the gear plate; the inner ring gear and the annular double-sided gear and the annular double-sided gear and the gear plate are respectively in gear meshing transmission by virtue of transmission gears; supporting plates are arranged below the transmission gears; the supporting plates are fixedly connected with the round tube; and the transmission gears are respectively in bearing connection with supporting plates. The residue and juice separation devicedisclosed by the invention is ingenious in design, pressed fruits are pulled in a dislocated manner by utilizing dislocated rotation of an extrusion plate, the pulp or peel of fruits with high toughness can be torn and then squeezed, and the juice yield of the pressed fruits is improved.

The invention discloses a weeding and soil loosening integrated agricultural device and a using method. The weeding and soil loosening integrated agricultural device comprises a support, a weeding unit, a soil loosening adjusting unit and a soil loosening unit, wherein the support is of an arch structure; the weeding unit is installed on the front side of the interior of the support; the soil loosening unit is installed on the rear side of the interior of the support through the soil loosening adjusting unit; a through groove is formed in the front side of the top of the support; a collectingunit is installed in the through groove; a connecting unit is installed on the front side of the top of the support; the weeding unit comprises a roller shaft, a mounting sleeve, a rotating rod, a grass hook, a pin shaft and a mounting block; the two ends of the roller shaft are rotationally connected with the two sides of the front portion of the support; the middle of the roller shaft is fixedlysleeved with a mounting sleeve; and clamping grooves are distributed in the side face of the mounting sleeve in an annular array mode. The weeding and soil loosening integrated design is adopted, sothat the use efficiency is high, removed weeds are collected and prevented from being mixed in soil secondarily, the weeding efficiency is high, the soil loosening effect of soil loosening equipment is good, and the soil loosening depth is convenient to adjust.

The invention provides a graded input type slush processing method and a device. The invention is mainly characterized in that the method is a sludge and sewage processing method involving a graded input type sludge preparation system and a plug-flow type multi-stage slush processing container. The graded input type sludge preparation system has at least two water-inlet and sludge-level control devices communicated with space of the slush processing container. Slush is input into the space of the multi-stage slush processing container successively from front to back, sludge is accumulated step by step, and the slush undergoes deposition, concentration and digestion treatments in the slush processing space. By the method and the device, a slush input system in the sludge processing system is optimized, and interference and mixing of subsequently input sludge with stable sludge are avoided. The method and the device are beneficial to stabilizing treatment of sludge and guarantee working stability of the process system.

The invention belongs to the technical field of sludge treatment and specifically relates to a sludge dewatering system. The sludge dewatering system comprises a feeding pipe, a dewatering mechanism,a liquid discharging pipeline and a slag discharging device, wherein the feeding pipe communicates with a feeding port of the dewatering mechanism, the dewatering mechanism is used for squeezing sludge, the liquid discharging pipeline communicates with a liquid discharging hole of the dewatering mechanism, and the slag discharging device is located at a slag discharging port of the dewatering mechanism and collects dewatered sludge. Continuous extrusion of sludge in a shell is achieved through revolution and rotation of an arc triangle, so continuous dehydration operation of the sludge is achieved, and the dehydration efficiency of the sludge is improved. The slag discharging device is arranged to be of a movable structure, a material guiding groove moves to a position below the slag discharging hole and is used for guiding sludge to fall towards a conveying belt during slag discharging; and when slag discharging is not conducted, the material guiding groove is removed from the position below the slag discharging hole, and overflowing water drips into a water receiving groove, so secondary mixing of the overflowing water, water and the sludge is effectively avoided.

The invention provides an automatic solid waste impurity electromagnetic screening device and method. The automatic solid waste impurity electromagnetic screening device comprises a box body, whereinan electromagnetic screening mechanism is arranged in the box body, the electromagnetic screening mechanism comprise a rotating shaft which is vertically arranged in the box body in a sliding mode, the inside of the rotating shaft is hollow, and an electromagnetic screening assembly and a material receiving assembly are sequentially arranged from top to bottom in the axial direction of the rotating shaft; a driving mechanism is arranged at the top of the box body, the driving mechanism and the rotating shaft are coaxially arranged, the tail end of the driving mechanism and the top end of the rotating shaft are in inserted match connection, and the rotating shaft can be driven by the driving shaft to rotate. According to the automatic solid waste impurity electromagnetic screening device, broken solid waste impurities are input into a screening area, the solid waste impurities are stirred and screened by a rotary stirring rod with magnetism, magnetic metal in the solid waste impuritiescan be adsorbed by the stirring rod, and the magnetic metal can be automatically output through the hollow inside of the rotating shaft; thus, the problem of automatically screening and outputting themagnetic metal in the solid waste impurities is solved, and full-automatic screening and output of the magnetic metal in the solid waste impurities are achieved.

The invention discloses a sludge cleaning device for water conservancy ecological environment protection and a cleaning method thereof, belonging to the technical field of water conservancy engineering. A sludge cleaning device for water conservancy and ecological environment protection, comprising a hull and a swirl column, the other end of the swirl column is fixedly connected with a negative pressure column, the side wall of the swirl column is fixedly connected with a feed pipe, and one end of the feed pipe is rotatably connected There is a diversion pipe, the bottom of the diversion pipe is connected with a dredging column, the dredging column is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a drive shaft, one end of the drive shaft is fixedly connected with a spiral plate, and the drive shaft The other end is fixedly connected to the propeller; the worm drives the dredging column to rotate through the rocker mechanism; the negative pressure column is fixedly connected to the spray pipe, the top of the spray pipe is provided with a spray assembly for irrigation, and the positioning shaft is provided with a device for adjusting the rotation angle of the diversion pipe. The adjustment assembly; the invention not only reduces the difficulty of dredging, but also further ensures the high efficiency, rationality and accuracy of sludge cleaning.

The invention discloses equipment for extracting precious metal in an automobile exhaust catalyst. The equipment for extracting the precious metal in the automobile exhaust catalyst specifically comprises a base plate, a magnetic ring, a support rotating ball, a mounting frame plate, a top cover, a matched magnetic ring and an extraction device, wherein the base plate is provided with a circular plate body, the magnetic ring is mounted in the middle of the top of the circular plate body, the support rotating ball is mounted at the top of the circular plate body and positioned on the outer side of the magnetic ring, the mounting frame plate is arranged on the outer surface of the circular plate body, the top cover is arranged at the top of the mounting frame plate, the matched magnetic ring is fixed at the bottom of the top cover, the extraction device is arranged on the inner surface of the mounting frame plate, and the extraction device comprises an extraction hemisphere, an I-shaped mounting ring and an exhaust device, wherein the extraction hemisphere is provided with a hemisphere main body; the I-shaped mounting ring is mounted at the top of the hemispherical main body, and the exhaust device is mounted at the top of the I-shaped mounting ring. The invention relates to the technical field of automobile exhaust catalysts. The supporting rotating ball drives the extraction device to enable the extraction device to rotate to shake extracted raw materials, so that the internal extraction efficiency is improved.

The invention provides an efficient live earthworm separating method and a device for implementing the method, and solves the problems that in the prior art, the practical value is low, death or vigorreduction of earthworms is caused easily, the separation speed is low, chemical residues exist, the labor intensity is high, the production efficiency is low and the like. The separating method comprises the following steps: placing a material in a separating container and spraying water to the material; leaving the material standstill until live earthworms migrate to the lower layer of the material; partially stripping impurities; and collecting the live earthworms. The separating device comprises an operation unit, a separating unit and a collecting unit. Water is used as a separating medium, the separating speed and purity of the earthworms are increased, chemical fed product pollution does not exist, secondary mixing of the live earthworms and the impurities is avoided, the productionefficiency is improved, separating operation conditions are improved effectively, the labor intensity of workers is greatly reduced, occupation of the site for separation operation of live earthwormsis greatly reduced, and the practicality and the production efficiency are greatly improved.

The invention discloses a mechanical screening device. The mechanical screening device comprises a hemispherical seat, a balance ball is fixedly connected to the middle position of the inner surface of the hemispherical seat, a partition plate is movably connected to the position, close to the balance ball, of the inner surface of a screening barrel, a fluctuating mechanism is movably connected to the side, away from the balance ball, of the partition plate, and a spherical soft plate is movably connected to the side, away from the partition plate, of the fluctuating mechanism. An inclination angle mechanism is movably connected to the position, located on the partition plate, of the outer surface of the screening barrel, screening holes are formed in the position, located above the spherical soft plate, of the outer surface of the screening barrel, and a water injector is fixedly connected to the middle position of the top of a top cover. The invention relates to the mechanical technical field. Water flow is used for cleaning away dust on the surfaces of plastic particles, dust is prevented from influencing the weight of the particles, the particles are effectively layered through different water buoyancy degrees caused by different shapes of the particles, meanwhile, the device obliquely rotates, the particles are layered and discharged, and the particle screening quality is guaranteed.

The invention discloses an air compressor for a new energy vehicle. The air compressor for the new energy vehicle comprises a base, a filter installation seat, a drive motor, a screw air compressor main machine, an oil-gas separation tank, an oil liquid filter, an oil-gas filter and an oil liquid cooler. The oil-gas separation tank comprises a tank body and a separation drum arranged in the tank body. The separation drum comprises a drum body, wherein the upper end of the drum body is provided with a V-shaped opening. The oil-gas filter and the oil liquid filter are fixedly installed on the filter installation seat. The upper end of the tank body is provided with a connecting seat. The screw air compressor main machine and the drive motor are fixedly installed on the connecting seat. According to the air compressor for the new energy vehicle, oil and gas are effectively separated through the oil-gas separation tank, and the oil content of the compressed air conveyed out from the oil-gas separation tank to the oil-gas filter is reduced; and therefore, the service life of the oil-gas filter is prolonged, the use cost is reduced, space is fully utilized, the occupied area of an air compressor system is reduced, and the structure of the air compressor is more compact.

The invention discloses a transfer device for an airplane lubricating oil system. The transfer device comprises a box body, an oil supply pipe arranged on the box body, an oil return pipe arranged onthe box body, an oil-gas separation device arranged in the box body and an exhaust pipe arranged on the box body, wherein the oil supply pipe penetrates through the box body and communicates with thebox body, the oil return pipe penetrates through the box body and communicates with the upper part of the box body, the exhaust pipe penetrates through the box body and communicates with the outside of the box body, the oil-gas separation device is arranged at the upper part of the box body, and a gas outlet of the oil-gas separation device communicates with the exhaust pipe. According to the device, a centrifugal oil-gas separator is arranged in the box body, fuel gas and air in lubricating oil can be separated, meanwhile, the separated air and fuel gas are discharged out of the box body, secondary mixing of the air, the fuel gas and the lubricating oil is avoided, a compartment with a heating function is arranged in the box body, the lubricating oil is rapidly heated when an engine is started, severe fluctuation of the lubricating oil due to changes of the attitude of an airplane and the like is prevented, and the box body can be supported in a reinforced mode.

The invention discloses an environment-friendly dust filtering box which comprises an air inlet pipe, an exhaust pipe, a box body, filtering bags, air channels and a dust hopper, wherein the air inlet pipe is fixedly welded on an outer wall on the left side of the box body; the exhaust pipe is arranged above the box body; a bag chamber is arranged in the box body; the filtering bags are arranged in the bag chamber; the filtering bags are horizontally arrayed in a straight line along the horizontal direction; the filtering bags are fixed in the bag chamber in a gridded form; the air channels are formed by the gaps between the filtering bags; the dust hopper is arranged under the bag chamber; an ash conveying device is arranged at the bottom of the dust hopper; a compacting cabin is arranged on the bottom right side of the dust hopper; a dust discharging pipe is arranged under the compacting cabin; the dust discharging pipe is fixed under the box body; a plurality of valve plates are arranged above the bag chamber; and lifting valves are arranged at the tops of the valve plates. The environment-friendly dust filtering box not only can prolong the air flow path but also can increase the practical filtering area, the volume of the practical box body is smaller and the space occupied by the box body is reduced.

The invention discloses a pulverized coal fiber separator which comprises a shell and a combing and filtering mechanism. The pulverized coal fiber separator is characterized in that the shell is composed of a pulverized coal pipe and a fiber pipe which are connected by a horizontal barrel, the pulverized coal pipe and the fiber pipe are connected with the barrel by an oblique cone of a crotch structure, a discharging port at the bottom of the shell is connected with the pulverized coal pipe and the fiber pipe, a filtering net of a drawer structure is arranged on the upper portions of the pulverized coal pipe and the fiber pipe, the combing and filtering mechanism is composed of a driving device and a thorn combing roller, the thorn combing roller is mounted in the barrel in a sleeved manner by two shaft seats arranged on the barrel, and the driving device is fixedly arranged outside the barrel by a support to be connected with the thorn combing roller. Compared with the prior art, the pulverized coal fiber separator has the advantages of being simple in structure, strong in fiber capturing capability, high in pulverized coal purifying efficiency, reliable in working and long in service life, and the filtering net is less prone to being blocked.

The invention discloses a beneficiation machine set, which comprises a rack (A3), a material inlet (A1) and a tailing outlet (A2). The beneficiation machine set is characterized by comprising three parts comprising a vibrating screen (A) for beneficiation, a centrifugal beneficiation machine (B) and a coarse mineral aggregate recycling device (C). According to the beneficiation machine set disclosed by the invention, mineral aggregates are screened by using the three main screening devices, so that recycle rate of the mineral aggregates is increased effectively; and in addition, the beneficiation machine set can be applied to screening mineral aggregates, such as gold ores, tin ores, silver ores and the like, and the collection rate of mineral aggregates can reach more than 93%.

The invention relates to a system for automatic cleaning and automatic detection of auto parts. The system comprises a product automatic conveying trough, a cleaning reservation trough, an air blowingdevice, a dust collection device and a product output detection guide trough. The product automatic conveying trough is used for conveying auto parts to the cleaning reservation trough. The air blowing device is arranged on the side wall of the cleaning reservation trough and used for cleaning away dust impurities on the surfaces of auto part products through air blowing, that is, the cleaning effect of the auto part products is achieved through air blowing. The dust collection device is arranged at the bottom of the cleaning reservation trough and is used for collecting and discharging dustimpurities blown off from the surfaces of auto part products. The product output detection guide trough is used for detecting cleaned auto part products and identifying out qualified products and unqualified products to be guided to different boxes. Compared with the prior art, automatic control is achieved, operation is convenient, the cleaning effect is good, and detection precision is high.

The invention relates to a single-tank stacked-bed heat storage device arranged according to generalized Murray's law and having a bionic vein structure and a method for using the same, belonging to the field of energy storage. It solves the problems of low heat storage density, small heat exchange area and uneven heat storage speed in the traditional stacked bed heat storage system. Key points: The heat storage device includes a storage tank, and a bracket is set in the storage tank in the form of a bionic venation structure. The heat storage bulbs with different diameters are arranged in the storage tank according to the generalized Murray's law. The bracket is used to support the heat storage bulb and prevent it. Feel free to float. The method of use realizes heat storage, heat release and heat storage by following the generalized Murray's law to arrange heat storage balls with a bionic vein structure. Compared with the traditional system, the heat storage system achieves higher heat storage efficiency, greater heat storage density and faster thermal response capability by changing the arrangement and size of the heat storage balls in the storage tank. Structure is an efficient nutrient transport system selected by nature, which has unique advantages in material transport and energy transfer.

The invention discloses an agricultural product classificator. The agricultural product classificator comprises a filter box, wherein a feeding port penetrates through the top of the filter box, a second discharging port penetrates through one side of the filter box, a rotary knob penetrates through the front face of the filter box, a rotary filter plate is welded to one end of the rotary knob, a clamping nail penetrates through the front face of the filter box, and a collecting box is clamped to one end of the clamping nail; first-stage supporting columns are welded to the bottom of the filter box, a motor is welded to one sides of the first-stage supporting columns, second-stage supporting columns are welded to the bottom of the filter box, a conveying belt is welded to the tops of the second-stage supporting columns, a heavy screening box is welded to the bottom of the conveying belt, a handle penetrates through the front face of the heavy screening box, a screen is welded to one end of the handle, and a clamping strip is welded to one side of the screen; and a clamping groove is formed in the inner wall of the heavy screening box, and a second discharging opening penetrates through one side of the heavy screening box. According to the agricultural product screening device, through the arrangement of the rotary filtering plate, the clamping nail, a collecting box, the handle, the screen and the clamping strip, the problem that because impurities are not collected, the production quality of agricultural products is too low is solved.

The invention discloses an air compressor oil and gas separation tank. The air compressor oil and gas separation tank comprises a tank body which is provided with an oil and gas input port, an oil liquid input port and a compressed air output port; a separation barrel is arranged in the tank body and comprises a barrel body with the upper end provided with a V-shaped opening; the portion, located on the opening side of the V-shaped opening, of the barrel body is provided with a first blocking edge matched with the inner wall of the tank body; the other side of the barrel body is provided with a second blocking edge matched with the inner wall of the tank body; the outer wall of the barrel body, the first blocking edge, the second blocking edge and the inner wall of the tank body form an oil and gas separation cavity in a surrounding and covering manner, and the oil and gas separation cavity is formed in the periphery of the barrel body in an encircling manner; and the side, located on the second blocking edge, of the barrel body is provided with a flow guiding through hole for communicating the oil and gas separation cavity with the interior of the barrel body. By means of the oil and gas separation tank, oil and gas are effectively separated, the oil content of compressed air output to an oil and gas filter from the oil and gas separation tank is reduced so that the service life of the oil and gas filter can be prolonged, and the using cost is reduced.