805results about How to "Easy to drain" patented technology

The invention relates to the technical field of sewage treatment, and discloses an MABR (Membrane Aerated Baffled Reactor) sewage treatment device which comprises an upper bracket and a lower bracket, the upper bracket and the lower bracket are fixedly connected through a connecting frame, a membrane wire group is mounted between the upper bracket and the lower bracket, the interior of the lower bracket is hollow, and the interior of the lower bracket is communicated with the membrane wire group; the top of the lower support fixedly communicates with a Y-shaped air inlet pipe, and a stirring assembly is arranged on the back face of the lower support. The stirring assembly comprises a gas collecting frame fixed to the back face of the lower support through a support. According to the sewage treatment device for the MABR membrane bioreactor, the driving assembly mounted on the drainage pipe can be used for rotating and driving the plurality of aeration pipes, so that sewage can be stirred in a large range, the contact area of water and a biological membrane on the outer side of the membrane wire group is increased, and meanwhile, an auxiliary oxygen supply effect is also achieved, so that the reaction efficiency is enhanced; and the washing assembly can be matched to wash and clean the membrane filament group, so that the practicability of the equipment is improved.

The invention discloses a double-row steel sheet pile and soil core combined cofferdam structure and a construction method. The double-row steel sheet pile and soil core combined cofferdam structure comprises double-row pile connecting units, steel sheet piles, brackets, steel enclosing purlins, dredger fill and drainage plates. Each double-row pile connecting unit is formed by welding an upper connecting plate between two connecting steel sheet piles; the double-row pile connecting units are inserted into a soil body, and a steel sheet pile is inserted between every two double-row pile connecting units; corbels are welded to the outer sides of the steel sheet piles, steel enclosing purlins are arranged on the corbels, and the steel enclosing purlins, the steel sheet piles and the corbels are connected in a welded mode; dredger fill is filled between the two rows of steel sheet piles and is compacted by a hammer-attached soil squeezer; a drainage plate is inserted into the dredger fill; earth excavation is conducted on the side, close to water, of the double-row pile cofferdam to form a foundation pit; when shallow excavation is conducted on the foundation pit, no sand filling pipe bag is arranged; when the foundation pit is deeply excavated, a slope section is reserved; sand filling pipe bags are arranged on the outer side of the slope section and stacked on the outer side of the slope section in a staggered mode. The hammer-attached soil squeezing device comprises an attached hammer, a pressing plate, water permeable holes, geotechnical cloth and a brush.

The invention relates to the technical field of engineering construction, and discloses a concrete pavement paving device for engineering construction, which comprises a crawler machine, a rotating seat and a support plate, the rotating seat is fixedly mounted on the crawler machine, the upper end of the rotating seat is fixedly connected with a mounting plate, and the upper end of the mounting plate is transversely and movably provided with a telescopic arm; one side of the back plate is movably mounted at one end of the telescopic arm, two fixing seats are hinged to one side of the back plate, a first shell is jointly mounted on the two fixing seats, a second shell is arranged on one side of the first shell, a paving mechanism is jointly mounted between the first shell and the second shell, and the paving mechanism is used for uniformly paving concrete on the surface of a roadbed. And vibration trowelling can be realized after paving. According to the concrete pavement paving device for engineering construction, concrete of a curb and a pavement can be paved on the pavement, the paving thickness can be controlled, a template does not need to be paved on the surface of a roadbed, and the construction speed is increased.

The utility model discloses a one-way flap type percutaneous nephroscope calculus removing device which comprises a working sheath and a cylinder calculus removing device, the cylinder calculus removing device is movably connected with the working sheath, the cylinder calculus removing device comprises a fence structure composed of an upper lantern ring, ribs and a lower lantern ring, the ribs are connected with the upper lantern ring, and the lower lantern ring is connected with the lower lantern ring. The inner wall of the bottom end of the cylindrical stone extractor is detachably connected with a valve piece assembly used for preventing stone fragments from returning into the kidney, by means of the cylindrical stone extractor, the front stone can be seen through an endoscope camera installed at the rear end of the cylindrical stone extractor, and therefore the stone extraction efficiency is improved. The fence-shaped hollow structure facilitates observation and drainage, it is guaranteed that stone fragments are locked once entering the cylindrical stone extractor, the stone fragments are prevented from backing back into the kidney, the situation that the operation time is prolonged and larger trauma is caused to a patient is avoided, and the cylindrical stone extractor has certain use value and popularization value.

The invention relates to the technical field of permanent magnet motors, in particular to a permanent magnet motor water-cooling heat dissipation structure which comprises a motor shell, and a heat dissipation mechanism is arranged on the motor shell. A fixing mechanism and a mounting mechanism are mounted on the motor shell; two filtering mechanisms are symmetrically fixed on the motor shell; a fixing block is mounted on the filtering mechanism; a driving mechanism is rotationally arranged on the fixed block; a clamping mechanism is fixed on the driving mechanism; through the fixing mechanism and the filtering mechanism, the motor shell can be mounted on the motor through a tool; a water pipe is inserted into a fixing block, a tool is used for rotating a driving mechanism, then the driving mechanism drives a clamping mechanism to move, the clamping mechanism fixes the water pipe, and then water can be filtered through a filtering mechanism and then discharged into a motor shell; water used for heat dissipation can flow into the heat dissipation mechanism through the filtering mechanism, and when the motor is used, the heat dissipation mechanism conducts heat dissipation on the motor shell.

The utility model discloses a horizontal packaging machine, and relates to the technical field of packaging machinery. The utility model discloses a quick release type feeding tailstock, material conveyer, film walking device, roll film forming device, longitudinal sealing device, horizontal sealing device and electrical appliance box, adopts quick release type feeding tailstock, has quick release function, is convenient to clean feeding tailstock, ensures the hygiene of material on quick release type feeding tailstock, improves the production efficiency, reduces the production cost, and improves the production efficiency. The film feeding device is arranged below the material conveying device, namely, a lower film feeding mode is adopted, so that materials are directly conveyed to a rolled film after being output from the quick-disassembly type feeding tailstock, the materials are prevented from making contact with other devices outside the quick-disassembly type feeding tailstock, sanitation of the materials to be packaged is guaranteed, meanwhile, a protective cover is arranged, and the protective cover can be used for protecting the materials to be packaged. External pollution is avoided during longitudinal sealing and transverse sealing, the quick-frozen materials are protected to a certain extent, corrosion of the packaging machine caused by water vapor of the quick-frozen food is avoided, and the packaging machine can be waterproof and moistureproof.

The invention relates to the technical field of automobiles, and discloses an automobile window sealing strip with a drainage function, which comprises a sealing strip main body, a first airtight channel is arranged at the bottom of the sealing strip main body, a rubber propping sheet is fixed at the inner bottom of the sealing strip main body, and a sealing locking and drainage mechanism is fixed on the sealing strip main body. According to the automobile window sealing strip with the drainage function, the purposes of automatic abutting and locking and convenient drainage can be achieved, when the sealing strip body is installed in an automobile window frame, the first clamping strip and the second clamping strip need to be clamped in the corresponding installation grooves, then automobile window glass is installed on the sealing strip body, a pull rope is extruded, and then the sealing strip body is fixed. The pull rope pulls the rubber abutting plate and enables the rubber abutting plate to abut against the window glass, the abutting and locking effects are conveniently achieved, the rubber abutting plate faces the outside of the automobile, the drainage channel can be used for draining water, the sponge block plays a role in guiding rainwater, and the rainwater can be drained away along the drainage channel.

The invention relates to a full-automatic circulating canal scalding pool for pig slaughtering, and belongs to the field of livestock slaughtering, the full-automatic circulating canal scalding pool comprises a scalding pool body, a water pump circulating pipeline, an inlet descending track, an outlet lifting track, a double-hinge strip, a supporting cross beam frame, a pig pressing device, a hook chain, a scalding pool shield and a drainage pipeline, the turning position of the scalding pool is of a semi-arc structure, turning is smoother, and cross collision is reduced; the water pump circulation pipeline enables the water pumping and draining direction to be consistent with the water flow direction, automatic circulation of water flow in the scalding pool is achieved, the water flow heating effect is improved, the heating time is shortened, meanwhile, faster reverse water flow can keep backward pulling force of a pig body on a hook, and unhooking is avoided. The novel double-hinge strip with side guiding is used, and two corner wheels are removed, so that the operation is more stable; the front end and the rear end of the scalding pool are communicated, so that water flow in the scalding pool can integrally flow circularly, the uniformity of water temperature and the heating efficiency of pig carcasses are improved, the heating time is shortened, and the freshness of meat is improved.

The invention discloses a composite metal roof system and a construction method thereof. The construction method comprises the following steps that firstly, a roof truss supporting structure is constructed, wherein the roof truss supporting structure is welded to the top of a main body structure; and secondly, a main purline, a secondary purline, a bottom plate layer, a sound absorption layer, a supporting layer, a vapor barrier layer, a heat preservation layer and a waterproof layer are sequentially constructed on the top of the roof truss supporting structure and located around the daylighting roof structure to be constructed, an inner connecting keel is arranged on the inner side of the heat preservation layer in the annular direction, and an outer connecting keel is arranged on the outer side of the heat preservation layer in the annular direction. And thirdly, skylight keels are constructed. And 4, constructing an inner drainage ditch, an outer drainage ditch and a radial drainage ditch. And 5, constructing a fixed glass window and an openable glass window. And 6, the waterproof layer and the facing layer are sequentially constructed until the construction is finished. The technical problems that a traditional steel truss roof structure is complex in construction process, leakage risks exist, and heat preservation and sound insulation performance is poor are solved.

The utility model relates to the technical field of glass accurate grinding equipment, in particular to a glass accurate grinding device for optical lens processing, which comprises a main body, an operation groove is arranged on one side of the top of the main body, a groove is arranged on one side of the bottom of the operation groove, a sliding groove is arranged on one side of the main body close to the groove, and a baffle plate is slidably connected in the sliding groove. An adjusting groove is formed in one side of the top of the baffle, and a pulling plate is slidably connected into the adjusting groove. The utility model has the advantages that the baffle can be pulled out from the inside of the chute by holding the handle groove, the limiting block can limit the length of the baffle pulled out, then the pull plate is pushed outwards until the insertion plate is inserted into the slot, the position of the baffle can be limited, and the pulled baffle can block liquid splashing outwards, so that the baffle is convenient to use. In addition, the baffle cannot completely shield the operation groove, the exposed operation groove can facilitate observation of the polishing state of the glass block, the baffle can be reset to the interior of the sliding groove after use, and the space occupied by the baffle is reduced.

The utility model discloses a desizing wastewater treatment pond which comprises a wastewater treatment pond, a plurality of airflow pipelines are uniformly arranged at the bottom of the wastewater treatment pond, a plurality of aeration discs are arranged on the airflow pipelines, the airflow pipelines are gathered to a main air pipe, and the main air pipe is communicated with an external air inlet pipeline. An air flow control box for adjusting the air flow in the air inlet pipeline is arranged on the air inlet pipeline, a rotating rod is rotationally connected to one side of the air flow control box, the rotating angle of the rotating rod corresponds to the air flow in the air inlet pipeline, and a rotating adjusting structure for adjusting the angle of the rotating rod is arranged on the rotating rod. The rotating angle of the rotating rod rotates according to the change of the liquid level of the wastewater treatment tank, and the wastewater treatment tank is provided with a water outlet facilitating water drainage; according to the treatment tank, the aeration can be changed along with the change of the liquid level in the tank, and the use effect is improved.

The utility model relates to fresh porridge production equipment which comprises a bottom frame, a control cabinet, a vertical frame, a discharging mechanism, a porridge cooking mechanism, a movable material distributing mechanism, a water adding mechanism, a material receiving mechanism, a dirt collecting groove and a filling assembly. The movable material distributing mechanism is used for receiving raw materials fed by the material discharging mechanism and transferring the raw materials to the porridge cooking mechanism, the water adding mechanism can add water to the porridge cooking mechanism so as to be used for the porridge cooking mechanism to cook porridge or clean the porridge cooking mechanism, and the porridge cooking mechanism can fill porridge into the material receiving mechanism through the filling assembly or discharge cleaning sewage into the sewage collecting tank through the filling assembly. The full-automatic congee cooking machine has the advantages of being capable of achieving full-process automatic operation of classified feeding, congee cooking, metering filling, cleaning and the like, comprehensive in function, flexible to use and high in production efficiency.

The invention relates to the field of green planting, and discloses a transplanting process for planting and cultivating green nursery stocks, which comprises the following steps: S1, preparation before transplanting: preparing before transplanting the green nursery stocks; s2, performing soil fixation operation before transplanting: performing soil fixation on the transplanted greening nursery stocks before transplanting the greening nursery stocks so as to improve the survival rate of the greening nursery stocks; s3, nursery stock transportation: carefully hoisting the nursery stocks bound with the soil balls to a transport vehicle, and transporting the nursery stocks to a specified place for transplanting. In the soil fixation operation before transplanting, the soil fixation agent is prepared according to a scientific and accurate proportion aiming at different types of water-retaining agents and soil adhesives matched with the water-retaining agents, so that the soil stability of the root can be effectively enhanced, the soil ball loosening risk is reduced, damage to the root system due to improper use of the water-retaining agents or the adhesives is avoided, and the survival rate of the root system is improved. Therefore, the survival rate of the seedlings in the transplanting process is obviously improved.

The invention belongs to the technical field of artificial planting soil, and discloses fly ash-based artificial planting soil and a preparation method thereof. The fly ash-based artificial planting soil comprises the following raw materials: 30-50% of fly ash; 5-15% of pine needles; 5-20% of coco coir; 5%-10% of manure; 10-20% of honeycomb briquette slag and 5-10% of peanut shells. The coco coir and the peanut shells are quantitatively added into the fly ash, so that the air permeability and the water permeability of the artificial planting soil are greatly improved, and the obtained artificial planting soil is soft and not hardened. The peanut shells and the manure can provide nitrogen, phosphorus, potassium and other nutrients for plants and promote the growth of plant roots. The honeycomb briquette slag is used as the bottom layer of the artificial planting soil, is permeable to air and water and can adsorb heavy metal ions in the fly ash, and the heavy metal ions are prevented from affecting nutrient absorption of plants. All the raw materials are low in cost and easy to obtain, waste is processed into artificial planting soil, and the ecological environment can be prevented from being damaged by soil taking.

The invention relates to the field of refrigeration equipment, in particular to a defrosting system applied to a small-unit low-temperature air-cooled freezer, the air-cooled freezer comprises an evaporator, a fin set is arranged in the evaporator, and the defrosting system comprises an electric heating defrosting device, a vibration defrosting device and a drainage device; the electric heating defrosting device comprises an electric heating pipe arranged at the bottom of the evaporator, and frost on the evaporator is heated through the electric heating pipe. The vibration defrosting device comprises a poking device installed on the outer side of the evaporator in a sliding mode, the poking device is driven by a driving device connected with the poking device to move, a poking piece matched with the fin set is arranged in the poking device, and the poking piece pokes the fin set to generate vibration along with movement of the poking device. The drainage device comprises a water receiving basin installed below the evaporator, the water receiving basin is obliquely arranged, a drainage plate is arranged at the bottom of the water receiving basin, and a drainage opening is formed in one side of the drainage plate in a penetrating mode. The defrosting system applied to the small-unit low-temperature air-cooled refrigerator is short in defrosting and deicing time consumption and convenient to deice and drain water.

The invention discloses a road gutter inlet grate structure convenient for municipal administration, the road gutter inlet grate structure comprises an upper grate, a lower grate structure and an adjusting mechanism, the lower grate structure comprises louver boards, and two adjacent louver boards are engaged with each other; a plurality of transmission gears are arranged at each end of the louver boards side by side, and wheel shafts of the transmission gears are rotationally connected with the side wall of the gutter inlet; the adjusting mechanism comprises a power source and a driving shaft, a pair of driving gears are arranged at the two ends of the driving shaft, racks meshed with the driving gears are arranged in a pair of side walls of the gutter inlet, and a rack meshed with the driving gears is arranged above each row of transmission gears. The grate structure is of a double-layer structure, and the upper grate is fixed to the gutter inlet and can intercept sundries and bear loads. In non-rainy days, the louver boards are connected together and can seal the gutter inlet, so that the behavior of pouring garbage into the gutter inlet disorderly by merchants is fundamentally eradicated, and a certain safety protection effect is achieved; in rainy days, the adjusting mechanism drives the louver boards to rotate in the same direction at the same time, so that the lower grate is in an open state, and drainage is facilitated.

The utility model provides a saucepan for producing, heating and processing melon seeds. The saucepan comprises a saucepan body, a top support is arranged on the saucepan body, a cooking cavity is formed in the saucepan body, a stirring device and a material taking assembly are arranged in the cooking cavity, and a heating pipe is arranged along the inner wall of the saucepan body. The material taking assembly comprises symmetrically-arranged filter baskets, the bottoms of the two filter baskets are connected through a connecting support, hollowed-out structures are formed around the filter baskets, filter screens are arranged at the hollowed-out positions of the filter baskets, material taking supports are arranged at the positions, close to the bottoms, of the filter baskets, and material taking openings communicated with the interiors of the filter baskets are formed in the material taking supports. A material taking door is slidably connected to the position, corresponding to the material taking opening, of the filter basket. By means of the structure, after cooking is completed, melon seeds can be drained conveniently by lifting the material taking assembly upwards till the material taking door is located above the saucepan body, and then the melon seeds can be taken out together through the material taking opening by pushing the material taking door towards the side edge, so that the melon seeds can be taken out conveniently and rapidly, and the cooking efficiency of the melon seeds is improved.

The present invention relates to the technical field of thermal insulation boards, and specifically to a thermal insulation board permeability detection device, comprising a detection box, a cabinet door is hinged at the front end of the detection box, an observation window is arranged on the cabinet door, a water storage tank is arranged on one side of the detection box, a detection component for placing the thermal insulation board to be detected is arranged in the detection box, an auxiliary fixing component for fixing the thermal insulation board with an auxiliary detection component is installed on the detection component, and a spray component for performing a water spray test on the thermal insulation board is also arranged in the detection box. This device realizes efficient fixation and sealing of the thermal insulation board through the combination of a pressure plate, a sealing ring and a card block, ensures the stability of the thermal insulation board during the test, and improves the accuracy of the test. At the same time, the device is equipped with intelligent components such as a humidity sensor, which can automatically detect the water seepage of the thermal insulation board during the water spray test, and automatically perform subsequent steps after the test is completed, thereby improving the test efficiency.

The invention discloses a combined prefabricated cabin which comprises a prefabricated bottom plate and a prefabricated plate wall arranged at the upper end of the prefabricated bottom plate, a prefabricated top plate is installed at the upper end of the prefabricated plate wall, and a triangular plate fixed to the upper end of the prefabricated plate wall is arranged on the outer side of the prefabricated top plate. An auxiliary block rotationally connected with the prefabricated top plate is connected to the upper side of the prefabricated plate wall, a second connecting door and a first connecting door are arranged on the front side and the rear side of the prefabricated plate wall correspondingly, an annular plate is connected to the rear side of the inner end of a triangular plate, and a bearing plate is arranged on the outer surface of an adjusting rod. According to the combined prefabricated cabin, the problems that a large amount of rain and snow are accumulated in snowy weather in winter, snow can be shaken and cleaned through inclination of the plates, the working efficiency is improved, meanwhile, the operation range is large, automatic splicing is facilitated, meanwhile, splicing is more stable, splicing and combination can be better met, and the service life is prolonged are solved.

The invention provides a thoracic cavity closed drainage device. The thoracic cavity closed drainage device comprises a drainage tube and a drainage bottle assembly. The first end of the drainage tube is flexibly connected with a self-adaptive air bag, and the self-adaptive air bag extends downwards to the hydrops accumulation position of the thoracic cavity under the action of gravity; a drainage channel is further arranged in the self-adaptive air bag and provided with a first one-way valve and a second one-way valve, a pressure difference driving type diaphragm and a corresponding cavity are arranged on the periphery of the self-adaptive air bag, and the pressure difference driving type diaphragm swings in a reciprocating mode along with changes of pressure in the chest. And negative pressure is formed in the drainage channel to introduce the hydrops into the drainage channel through the first one-way valve. According to the invention, the intubation difficulty can be reduced, and effusion in the chest can be drained completely.

The invention relates to the technical field of water hammer power, in particular to a water hammer effect power system which comprises a pressure cylinder connected with a pressure water pipe, a pressure branch pipe is arranged on the pressure water pipe, a detonation valve is installed on the pressure branch pipe, the pressure cylinder is provided with a hollow cavity, and a piston is installed in the hollow cavity in a sliding mode. A piston rod is installed at the end, away from the pressure water pipe, of the piston, the piston rod penetrates out of the pressure cylinder and is in sliding connection with the pressure cylinder, a drainage cavity is formed in the hollow cavity and comprises a loosening ring and a drainage collecting ring, and a drainage opening is formed in the drainage collecting ring; after the loosening ring and the drained water collecting ring on the inner wall of the cylinder body are used for releasing water and pressure of pressure water in the system, the piston is quickly recovered to the position without impact and compression, and then the piston enters the next stamping stroke of the piston; through the function of the special structure of the loosening ring, energy generated by the water hammer can be obtained to the maximum extent, and the water hammer effect has the condition of becoming power.

The waste treatment device for machining comprises a separation box, a circle of supporting part is arranged in the separation box, a filter cartridge with the two ends open is arranged in an opening of the supporting part, the top of the filter cartridge is bent to form a bent part buckled on the supporting part, and a mounting rod is arranged in the middle of the bottom of the filter cartridge in the radial direction; filter plates for sealing an opening in the bottom of the filter cartridge are hinged to the two sides of the mounting rod, and a circular ring is arranged below the two filter plates and driven by a hydraulic rod I below the circular ring; a circle of liquid inlet pipe sleeves the outer side of the separation box above the bending part, a plurality of groups of communicating pipes communicated with the separation box are arranged on the liquid inlet pipe, a pressing plate driven by a hydraulic rod II is arranged in the separation box positioned above the communicating pipes, a motor is arranged on the pressing plate, and a stirring paddle positioned below the pressing plate is arranged on an output shaft of the motor. The device is simple in structure and convenient to use.

The utility model discloses a composite carbon-ceramic brake disc for a heavy-load vehicle, which belongs to the field of truck brake discs and is characterized in that the diameter of the inner wall of an inner disc body is larger than that of the inner wall of an outer disc body, so that a water injection channel structure is arranged between an installation body and the inner wall of the inner disc body; when the brake pad needs to be cooled by spraying water, the spraying head can spray water at the water injection channel, and then the water can be thrown out from the inside to the outside under the influence of centrifugal force along with rotation of the brake disc. And meanwhile, high-temperature water vapor generated when water makes contact with the two adjacent connecting bodies and the surrounding areas of the two adjacent connecting bodies is conveniently and rapidly discharged outwards, the staying time of the high-temperature water vapor in a cavity between the two adjacent connecting bodies is shortened, the heat dissipation efficiency is improved, the cracking risk of the outer disc body and the inner disc body is reduced, and the service life is prolonged.

The utility model belongs to the technical field of road paving, and particularly relates to a permeable pavement structure of a road, which comprises a roadbed layer, road edge stones and curbs are respectively arranged on two sides of the roadbed layer, a permeable surface layer is arranged above the roadbed layer and between the road edge stones and the curbs, and a water diversion structure is arranged in the permeable surface layer. A water storage ditch is formed in the side, close to the curb, of the water diversion structure, a drainage ditch is arranged above the water storage ditch, and the water diversion structure is used for introducing water flowing through the permeable surface layer into the water storage ditch; the water storage ditches are formed in the side face of the permeable surface layer, the situation that settlement and sinking of the road surface are found due to the conditions of heavy-weight vehicle driving and the like is avoided, the service life of the road is guaranteed, and the working intensity of maintenance is reduced; on the other hand, water vapor can conveniently penetrate through the permeable surface layer through the water diversion structure at continuous high temperature, and the effect of cooling the surface of the road is achieved.

The invention discloses a preparation method of octafluorocyclopentene, which comprises the following two steps of: firstly, reacting 4-cyclopentene-1, 3-diketone with a selective fluorine reagent in acetonitrile under the condition of reflux to generate a crude product second mixture, purifying the second mixture, and putting the purified second mixture into a second-step reaction to obtain the octafluorocyclopentene. Reacting with diethylamino sulfur trifluoride in dichloromethane to generate a third mixture; the method has the advantages of environment-friendly and simple reaction process, no generation of three wastes, low cost, easy obtaining, simple reaction process, mild reaction, no generation of waste gas pollution even if nitrogen protection is needed, easy operation, and suitableness for industrial production.

The invention provides a kitchen garbage integrated treatment system and a control method thereof.The kitchen garbage integrated treatment system comprises a rack, a lifting and weighing device is arranged on one side of the rack, a manual sorting platform is arranged at the position, located at a pouring opening of the lifting and weighing device, of the top of the rack, and a bottom outlet of the manual sorting platform is connected with an inlet of a crushing device; an outlet of the crushing device is connected with the extruding device, a liquid outlet of the extruding device is connected with the liquid collecting device, a solid outlet of the extruding device is connected with the drying bin through the vertical lifting device, and solid materials are fed into the composting bin connected with the drying bin after reaching the preset temperature and moisture content in the drying bin; the drying bin and the composting bin are both connected with an aeration device and an exhaust device, an intelligent control system is further arranged in the system, and the intelligent control system controls all the devices to perform corresponding actions; efficient and low-energy-consumption resourceful treatment of the kitchen garbage is achieved, and the kitchen garbage is converted into high-quality organic fertilizers, soil conditioners and garden matrixes.

The utility model discloses a multistage vacuum evaporator, which belongs to the technical field of vacuum evaporators and comprises a base, a liquid collecting box is slidably mounted on one side of the top of the base, a heating plate is slidably mounted on one side, far away from the liquid collecting box, of the top of the base, and a reaction box is fixedly mounted on the top of the base. An evaporation cavity is formed in one side in the reaction box. According to the multi-stage vacuum evaporator, the evaporation cavity, the buffer cavity, the raw material cavity, the guide slope, the liquid guide groove and the spiral condensation pipe are arranged, steam generated by heating in the evaporation cavity is input and immersed in the spiral condensation pipe in the raw material cavity to be condensed, liquid in the raw material cavity is preheated while condensation is conducted, and cyclic utilization of heat energy is achieved; the utilization rate of heat energy is improved, liquid remaining in the evaporation cavity, the buffer cavity and the raw material cavity after evaporation reaction is guided to the liquid guide groove under the guiding effect of the inclined face of the guide slope to be concentrated, and the remaining liquid can be conveniently and completely discharged from the liquid discharge valve.

The invention relates to the technical field of grinding and polishing devices, and particularly discloses a carbon steel and stainless steel composite board solder grinding and polishing device which comprises a dust removal assembly, a grinding assembly, a cooling assembly and a main body frame, and the main body frame is located outside the grinding assembly and the cooling assembly; the dust removal assembly comprises a first recycling box, a dust removal pipe, a supporting rod and a dust remover, the first recycling box is fixedly connected above the main body frame, the dust removal pipe is communicated with the dust remover and the first recycling box, and the supporting rod is fixedly connected between the dust remover and the main body frame. Friction and heat generation between a workpiece and the grinding roller can be reduced, the surface of the workpiece is protected, deformation is avoided, and the production efficiency is improved; flying dust and welding slag are effectively reduced, the working environment quality of a workshop is improved, and influences on operators are avoided.

The invention discloses a root box device for fungus-mediated photosynthetic carbon and soil nitrogen and phosphorus underground transaction between plants. The device is a box body device with an open top, and is formed by combining a cuboid three-dimensional frame and a PVC (Polyvinyl Chloride) baffle plate adhered with a nylon net, and water-permeable and air-permeable holes are formed in a back panel and a bottom plate of the three-dimensional frame. The PVC baffle plates have two dimensions, and the middle parts of the PVC baffle plates are hollow. The PVC baffle is hollowed out and pasted with a 35 [mu] m nylon net to form a blocking unit, so that hyphae can pass through, and root systems cannot pass through. The PVC baffles and the cuboid frame are seamlessly pasted together, and the cuboid frame is divided by the PVC baffles to form three root chambers, four air compartments and two marking chambers. Materials used by the device are environment-friendly, low in cost, durable, simple in using method, good in air permeability and water permeability and suitable for related scientific research.

The utility model relates to the technical field of motors, in particular to a transition joint processing and positioning tool of a high-speed high-precision spindle motor, which comprises a three-jaw chuck for clamping and positioning a transition joint, a rotating base and a positioning pressure plate, the three-jaw chuck is fixed on the rotating base, and the positioning pressure plate is fixed on the three-jaw chuck; the three-jaw chuck comprises a fixed base and a chuck body, the fixed base is fixed to the rotating base, the chuck body is fixed to the fixed base, a containing groove is formed in the middle of the chuck body, and a positioning threaded hole is formed in the containing groove; three clamping jaws are arranged on the chuck; the positioning pressing disc comprises a disc body, a Y-shaped positioning clamping groove is formed in the lower surface of the disc body, the width of the Y-shaped positioning clamping groove is equal to that of the clamping jaw, the Y-shaped positioning clamping groove corresponds to the clamping jaw in position, a plurality of positioning pins are arranged on the lower surface of the disc body in the circumferential direction, and a hole is formed in the middle of the disc body. The utility model relates to a transition joint processing and positioning tool of a high-speed and high-precision spindle motor, which can solve the technical problem of low processing efficiency of transition joint processing in the prior art.