580results about How to "Avoid easy clogging" patented technology

The invention relates to the technical field of water and fertilizer drip irrigation, in particular to a biogas slurry, water and fertilizer integrated drip irrigation machine. Comprising a filter cartridge which is coaxially arranged in the outer cylinder, a coarse filter screen, a fine filter screen, a first scraper blade and a second scraper blade are arranged in the filter cartridge, water permeable holes are annularly and uniformly formed in the outer side wall of a lower cavity, and a water outlet is formed in the outer side wall of the lower cavity. And a blow-off pipe communicated with the filter cartridge is arranged at the bottom of the outer barrel. By means of multi-layer fine filtering combination, biogas slurry is purified at an irrigation inlet, impurities are reduced, a drip irrigation head is prevented from being blocked, and the irrigation efficiency is improved; the rotary driving mechanism regularly drives the scraping plate to accurately scrape impurities, and automatic cleaning and discharging are achieved by means of the locking opening and closing device and the movable sealing plate; the flow guide cover optimizes biogas slurry dispersion, deals with unstable supply and reduces pipe inlet pressure.

The invention relates to a breathable device applied to a shoe sole and a preparation method thereof, the shoe sole and a shoe, the breathable device comprises a gasket and waterproof breathable cloth covering the surface of the gasket, a plurality of protrusions are arranged on the surface of the gasket, a plurality of breathable holes are formed in the protrusions, and a plurality of round holes are formed in the periphery of the waterproof breathable cloth. A gasket is arranged on the peripheral edge of the waterproof breathable cloth in an overlapped mode and integrally formed with the gasket through the penetrating round holes. A mold A is adopted for manufacturing a semi-finished inner ring part, then the inner ring part is put into a lower mold of a mold B, TPU materials are injected into the mold B, the TPU materials flow into a groove of the inner ring part and the peripheral edge of a mold cavity of the lower mold of the mold B, and meanwhile the TPU materials penetrate through round holes of waterproof breathable cloth to flow into an annular groove of an upper mold of the mold B; the inner ring part, the waterproof breathable cloth and the secondarily injected TPU material cloth are bonded and integrally formed, the TPU material vertically clamps the peripheral edge of the waterproof breathable cloth, the waterproof breathable cloth and the inner ring part are firmly connected, and the peripheral edge is not prone to delaminating.

The invention relates to an L-shaped vacuum pipeline temperature control method and system and an intelligent terminal, and relates to the technical field of temperature control, and the method comprises the steps: obtaining the type information of a test material and the temperature detection information of each section of an L-shaped vacuum pipeline; calling a temperature detection value and a detection position point based on the temperature detection information; analyzing and determining a temperature reference value according to the detection position point and the test material type information; calculating a difference value between the temperature detection value and the temperature reference value and taking the difference value as a temperature deviation value; and temperature control information is analyzed and determined according to the temperature deviation value, and the temperature control information is output to heating jackets preset on all the sections of the L-shaped vacuum pipeline for temperature adjustment. The L-shaped vacuum pipeline has the effect that the L-shaped vacuum pipeline is not prone to being blocked.

The utility model discloses a vertical automatic exhaust valve, and mainly relates to the field of exhaust valves. Comprising a valve body, the bottom of the valve body is communicated with a pipeline, a valve cover is arranged on the valve body, a valve bonnet is arranged at the top of the valve cover, a floating ball is movably arranged in a cavity of the valve body, a T-shaped valve element is arranged in the valve bonnet in a sliding mode, the top of the valve element can block the valve cover, the bottom of the valve element is connected with the floating ball, and an exhaust hole is formed in one side of the valve bonnet. The exhaust valve has the advantages of being free of complex structures and small parts, not prone to being blocked and rusted, capable of achieving rapid exhaust and rapid air suction, not prone to being blocked, good in sealing effect, capable of avoiding the phenomenon of water leakage and more convenient and practical, and the exhaust valve only exhausts air and does not drain water after the valve element is blocked.

The invention provides a cooling device, process equipment and a substrate manufacturing method. The cooling device is used for cooling gas discharged by the process equipment. The cooling device comprises a pre-cooling unit and a secondary cooling unit which are sequentially arranged on an exhaust pipeline of the process equipment in the gas exhaust direction. The pre-cooling unit is provided with a gas inlet end and a gas outlet end, the pre-cooling unit comprises at least one cooling group arranged between the gas inlet end and the gas outlet end, the pre-cooling unit is configured to be used for cooling gas to a first temperature, and the first temperature is higher than a condensation point at which the gas is solidified; the secondary cooling unit comprises at least one cooling pipe with the inner diameter larger than or equal to the threshold value and a cooling assembly arranged on the outer wall of the cooling pipe, the cooling pipe communicates with the exhaust end, the secondary cooling unit is configured to be used for cooling the gas to the second temperature, and the second temperature is smaller than the first temperature. According to the cooling device, the process equipment and the substrate manufacturing method provided by the invention, two-step cooling of the process gas can be realized, and phenomena such as blockage of the exhaust pipe are reduced.

The invention discloses a traditional Chinese medicinal material pulverizer with a particle size adjusting function, and relates to the technical field of pulverizers. Comprising a control system, a vacuum pump and a bottom plate, a barrel is rotatably mounted on the bottom plate, a cover barrel is slidably mounted at the upper end of the barrel, a discharging port is formed in the lower end of the barrel, a sleeve is arranged in the barrel, a reciprocating plate and a coil are mounted between the barrel and the sleeve, a driving motor is mounted at the bottom of the barrel, and the output end of the driving motor is connected with a transmission shaft; a plurality of smashing pieces are installed at the upper end of the transmission shaft, extending pieces are slidably installed in the smashing pieces, a filter screen is installed at the lower end of the transmission shaft, a cleaning plate is installed above the filter screen, and a cam is installed below the filter screen. The coil and the reciprocating plate are matched to spray cleaning liquid, the filter screen screens the crushed traditional Chinese medicinal materials, the cleaning plate cleans the filter screen, and the cam drives the filter screen to vibrate to prevent the filter screen from being blocked.

The utility model provides a needle type on-line filtering device which comprises a filter element placing block, a first notch and a second notch which are horizontally and transversely arranged at the upper end of the filter element placing block; the sample loading frame is arranged on the horizontal side surface of the filter element placing block and can be used for placing at least one row of test tubes which are horizontally and transversely arranged with openings facing upwards; the vertical mechanical arm is provided with a lifting seat which is located on the upper portion and can ascend and descend and a guide seat which is located on the lower portion and fixed, the lifting seat is used for fixing the upper end of a sample loading needle, and the guide seat can allow the lower end of the sample loading needle to penetrate through; the filter element is stacked in the first notch of the filter element placing block and can be connected with the sample loading needle in a tight fit manner; and the horizontal longitudinal mechanical arm can drive the filter element placing block and the sample loading frame to horizontally and longitudinally move. Therefore, the functions that the sampling needle pricks the filter element at the first notch of the filter element placing block, filters and samples in the test tube of the sampling frame, and rows the filter element at the second notch of the filter element placing block can be realized.

The utility model discloses low-cost integrated sewage treatment equipment, which relates to the technical field of sewage treatment and comprises a box body and a cleaning component, a partition plate is arranged between two sides in the box body, and the cleaning component is arranged at the bottom end in the box body. The cleaning assembly comprises a first driving motor, a first stirring rod, a first driving gear, a first driven gear, a second stirring rod, a first bevel gear, a second bevel gear and a brush roller, the output end of the first driving motor is connected with the first stirring rod, the first driving gear is arranged below the outer portion of the first stirring rod, and the right side of the first driving gear is connected with the first driven gear. A stirring rod II is arranged in the middle of the driven gear I in a penetrating manner. According to the low-cost integrated sewage treatment equipment, a driving motor II drives a driving rod and a driving gear II to rotate, the driving gear II drives a toothed belt to rotate so as to enable a driven gear II, a transmission rod and a guide roller to rotate, and large garbage in sewage is filtered out and transferred to a collecting hopper under the action of cyclic movement of a filter belt.

The invention belongs to the technical field of automatic sorting, and particularly relates to building waste reclaimed material automatic sorting equipment and method.The equipment comprises a vibrating feeder, a plurality of funnel-shaped material distribution grooves are formed below an ultrasonic atomization spraying device side by side, a belt conveyor is used for conveying building waste crushed materials, and the vibrating feeder is used for feeding the building waste crushed materials; a fluorescence detection box is arranged above the belt conveyor, connecting columns in one-to-one correspondence with the funnel-shaped material distribution grooves are arranged in the fluorescence detection box, ultraviolet lamps are arranged on the connecting columns, and photosensitive sensors are arranged on the rear sides of the ultraviolet lamps. According to the invention, through cooperation of fluorescence recognition feedback and high-pressure gas, building waste crushed materials are automatically sorted, building waste materials of different substances with similar density, size, color, shape and the like can be finely sorted, and the device has the characteristics of sensitive reaction, accurate distinguishing, high precision and the like.

The utility model relates to the technical field of medical instruments, and discloses a straight planing tool bit and a planing planer, the straight planing tool bit comprises an inner tube part, an outer tube part and a tool apron, the inner tube part comprises an inner tool tube and an inner tool bit, and the inner tool tube is communicated with the inner tool bit; the outer tube component comprises an outer knife tube and an outer knife head, and the outer knife tube is communicated with the outer knife head; the inner tool bit is rotatably arranged in the outer tool bit, the inner tool tube is rotatably arranged in the outer tool tube, window structures are formed in the inner tool bit and the outer tool bit, the tool apron comprises an outer tool apron body and an inner tool apron body, the inner tool apron body is rotatably connected with the outer tool apron body, the outer tool tube is fixedly connected with the outer tool apron body, and the inner tool tube is fixedly connected with the inner tool apron body. A bendable structure is arranged on one side, close to the inner cutter head, of the inner cutter tube; the planer tool comprises a planer tool handle and a straight planing tool bit. The utility model solves the problems that in the actual operation, the inner knife tube is easy to slightly swing and bend, so that the inner knife head is not aligned, the inner knife head and the outer knife head are blocked, and the normal operation of the operation is influenced.

The invention discloses an eye implant which comprises an implant body, the implant body is in a strip shape, the outer contour of the upper surface of the implant body is in a protruding arch shape or a semi-arch shape and used for making contact with a sclera, and the lower surface of the implant body is in a plane shape and used for making contact with a choroid; a longitudinal drainage groove is formed in the upper surface of the implant body in the front-back direction of the implant body. The whole implant body is of a structure that the front end and the rear end are gradually thin and the middle is thick or the rear end is gradually thin and the middle is thick to the front end, the implant body can smoothly enter the suprachoroidal space, an originally narrow gap of the suprachoroidal space is expanded, the outflow amount of aqueous humor from the suprachoroidal space is increased through the longitudinal drainage grooves, the drainage effect is good, blocking is not prone to occurring, and the application range is wide. The effect of reducing the intraocular pressure is achieved. The lower surface of the implant body is planar, so that the attachment area of the implant body and the choroid is larger, the implant body can be stably attached to the choroid, the risk of displacement of the anterior chamber and the choroid is reduced, the implant body is prevented from being exposed to the anterior chamber to touch the cornea, and the risk of loss of corneal endothelial cells is reduced to the maximum extent.

The utility model discloses a water supply treatment device for metal product processing, which comprises a box body, a mixing box and a filter box are respectively fixed on two sides in the box body, a pipeline is connected between the mixing box and the filter box, a stirring cavity is arranged in the mixing box, and a stirring shaft is rotatably connected to the middle position in the stirring cavity. And a plurality of stirring blades are fixed on two sides of the stirring shaft body. According to the sewage treatment device, a pre-treatment structure is arranged, sewage is guided into the mixing box through the liquid inlet pipe, a flocculation reactant is added into the mixing box through the flocculant pipe, most impurities in the sewage can be filtered through flocculation reaction, the burden of the filter box is relieved, a filter screen of the filter box is not prone to being blocked, and the service life of a product is prolonged; the filter screen does not need to be replaced frequently, meanwhile, a multi-layer filter structure is arranged in the filter box, treated sewage is cleaner and then is sent back to a processing position through the return pipe to be reused, the purpose of saving water is achieved, and meanwhile the problem that a large amount of sewage flows out to pollute the environment is solved.

The invention relates to the technical field of electric rows, in particular to a reinforced electric row which comprises an electronic drainer body, one side of the input end of the electronic drainer body is fixedly connected with a connecting pipeline, the other end of the connecting pipeline is fixedly connected with a front treatment tank through a flange, and an electrode sensor assembly is arranged on the top face of the front treatment tank. A front treatment tank arranged at the front section of an electronic drainer body, a built-in electrode sensor assembly and a front filtering mechanism are matched with one another, the filtering capacity is increased through a narrow pipeline space, it is ensured that dirt is not prone to blocking, the sewage discharging time is controlled through the water level height in the front treatment tank, and waste of compressed gas is avoided; the dirt accumulation degree of the columnar filter cartridge is judged through the resistance of the flow speed of the connecting pipeline, the electric telescopic rod is used for integrally lifting the front filter mechanism, and the flushing assembly is matched to realize the integral back flushing of the front filter mechanism.

The utility model relates to the technical field of drying equipment, in particular to a biomass fuel raw material dryer which comprises a tank body and a transverse plate, the transverse plate is fixedly connected in the tank body, a stirring mechanism is arranged in the tank body, a screening mechanism is arranged above the transverse plate, the tank body is fixedly connected with the outer wall of a feeding hopper, and the feeding hopper is arranged above the stirring mechanism. The upper surface of the tank body is fixedly connected with an air heater, the air heater is fixedly connected with one end of a pipeline, and the other end of the pipeline is fixedly connected with an annular pipe. The first motor drives the rotating rod to rotate, the rotating rod drives the charging barrel to rotate, the charging barrel drives the supporting rod to rotate, the end of the supporting rod moves on the surface of the wedge-shaped disc, the height of the surface of the wedge-shaped disc is different, the wedge-shaped disc drives the supporting rod to move in the left-right direction when the supporting rod rotates, the supporting rod drives the charging barrel to move in the left-right direction, and the charging barrel moves in the left-right direction when the charging barrel rotates. And the biomass fuel raw materials can be uniformly stirred, so that the drying effect of the biomass fuel raw materials is better.

The invention provides an adjustable nozzle device for forestry machinery and a using method of the adjustable nozzle device, and relates to the technical field of nozzles. According to the adjustable nozzle device for the forestry machinery and the using method of the adjustable nozzle device, the adjustable nozzle device for the forestry machinery comprises a mounting cylinder, a filtering and cleaning device with self-cleaning and crushing functions by adopting centrifugal force, a water spraying device with a spraying angle regulation and control function and a diffusion spraying device with a spraying coverage range regulation and control function. According to the adjustable nozzle device for the forestry machine and the using method thereof, centrifugal filtration and filter screen filtration are matched for filtration, the filtration effect is improved, the function of automatically cleaning a filter screen is achieved, blockage can be effectively prevented, revolution and autorotation are matched through cooperation of a water spraying device and a diffusion spraying device, and the practicability is high. The water flow is diffused and sprayed in a manner of rotary spraying diffusion and blocking impact diffusion, and compared with a manner of spraying by adopting fine holes on an atomizing nozzle, the water flow is not easy to block, and the irrigation amount can be increased to a greater extent.

The utility model belongs to the technical field of vibrating screen devices, and particularly relates to a high-tower compound fertilizer vibrating screen device which comprises a tank body, a tank cover is detachably installed at the upper end of the tank body, a feeding hopper is fixedly connected into the tank cover in a sleeved mode, and a motor is fixedly installed in the middle of the upper end of the tank cover. The output end of the motor penetrates through the tank cover and is rotationally connected with the tank cover, a square rod is welded to the lower end of the output end, a square block is slidably connected to the outer side of the square rod, a supporting cylinder is fixedly connected into the tank body in a sleeved mode, and a circulating mechanism is arranged on the supporting cylinder. The square rod is driven by the motor to rotate, then the square block drives the screen to rotate through cooperation of the rotating disc and the hanging rod, the screen vibrates up and down through cooperation of the elastic piece and the check block, then the screen vibrates and conducts centrifugal screening, the screen is not prone to being blocked, the screening efficiency is improved, cakes roll relatively on the screen through vibration, and the screening efficiency is improved. And cakes are crushed and screened.

The invention relates to the field of new energy materials, and discloses a high-rate low-temperature-resistant electrolyte adaptive to a high-density polyphenylene sulfide solid diaphragm, a preparation method and a lithium battery, and an organic solvent of the electrolyte comprises acyclic carbonate, cyclic carbonate, a cosolvent and a film-forming additive. The cosolvent is linear ester of which the freezing point is lower than-40 DEG C; the acyclic carbonate which can generate weak dipole adsorption or repulsive interaction with the surface of high-crystallization polyphenylene sulfide is selected as the acyclic carbonate, and the solvent can form a solvation cluster with Li < + > in the electrolyte and can accelerate Li < + > desolvation on the surface of the PPS solid diaphragm, so that Li < + > smoothly passes through a sulfur channel, and the rate capability of the battery is improved; the linear ester with low freezing point makes up the defect that the freezing point of cyclic carbonate and acyclic carbonate is too high, so that the battery can normally work at-20 DEG C, and the low-temperature performance of the electrolyte is improved. By adding the film-forming additive, the safety of the battery is improved, and the cycle life of the battery is prolonged.

The utility model relates to the technical field of medical instruments, and discloses a water injection planing tool bit and a planing planer, the water injection planing tool bit comprises an inner tool tube, an inner tool bit, an outer tool tube, an outer tool bit and a tool apron, the inner tool tube is fixedly communicated with the inner tool bit, the outer tool tube is fixedly communicated with the outer tool bit, and the inner tool bit is fixedly communicated with the outer tool tube. Mutually communicated gaps are formed between the inner tool bit and the outer tool bit as well as between the inner tool tube and the outer tool tube; planing windows are formed in the inner tool bit and the outer tool bit; the knife holder comprises an outer knife holder body and an inner knife holder body, the outer knife tube is fixedly connected with the outer knife holder body, the inner knife tube is fixedly connected with the inner knife holder body, the inner knife holder body is rotationally connected with the outer knife holder body, and an outer water injection hole communicated with a gap between the inner knife tube and the outer knife tube is formed in the outer knife holder body. The planer tool comprises a planer tool handle and a water injection planing tool bit. According to the utility model, external water injection can be carried out during planing, so that the purposes of wetting and cooling the tool bit and improving the operation efficiency are achieved.

The utility model belongs to the technical field of dust falling pipelines, and particularly relates to a dust falling pipeline for concrete production, which comprises a hanging plate, a hanging rod is welded at the lower end of the hanging plate, a pipeline is hinged at the lower end of the hanging rod, an adjusting mechanism is arranged on the hanging plate, and a fan is fixedly mounted on the left portion of the inner side of the pipeline. A collecting tank is detachably mounted at the lower end of the pipeline, a sliding barrel is slidably connected into the pipeline, a filter screen is fixedly mounted at the right end of the sliding barrel, and a vibrating mechanism is arranged on the sliding barrel. Air is sucked through the draught fan, airflow drives the supporting shaft to rotate through the fan blades, then the stop lever rotates and collides with the stop block to slide, the sliding barrel moves under the cooperation of the spring and the guide block, the sliding barrel can vibrate in the pipeline, dust on the filter screen is separated through vibration, the filter screen is not prone to being blocked, and the service life of the filter screen is prolonged. The filtering efficiency of the filter screen is ensured.

The utility model discloses a leather surface cleaning device, and relates to the field of leather manufacturing. The leather cleaning device comprises a device main body, a filter screen is arranged in the device main body, a motor is arranged above one side of the device main body, and the output end of the motor is connected with a reciprocating screw rod. The leather cleaning device has the advantages that the leather cleaning device is simple in structure and convenient to use, accordingly, clamping plates clamp and fix the two sides of leather, workers rotate first screws to enable a set of fixing frames to move, the leather is stretched, the tensile force of the leather is improved, a motor rotates to enable a reciprocating lead screw to rotate, a threaded sleeve is moved after the reciprocating lead screw rotates, and then a fixing column drives a cleaning frame to move left and right; in the moving process, the scraping plate can scrape away intractable impurities on the leather, and the first cleaning brush moves to repeatedly brush the leather.

The utility model discloses a peony seed impurity removal device which comprises a shell, a power mechanism I fixed on the inner side wall of the shell, a feeding pipe fixedly arranged on the shell in a penetrating mode and vertically arranged, a roller impurity removal assembly arranged below the feeding pipe and a vibration impurity removal assembly arranged below the roller impurity removal assembly. The roller impurity removal assembly comprises a roller screen arranged obliquely, a rotating shaft in transmission connection with a power mechanism I to drive the roller screen to rotate, and a fixing rod connected with the rotating shaft to the inner side of the shell through a bearing. The vibration impurity removal assembly comprises a mesh screen obliquely arranged below the drum screen. The screen mesh aperture of the drum screen is larger than the diameter of peony seeds; and the aperture of the mesh screen is smaller than the diameter of peony seeds. According to the impurity removal device for the peony seeds, the rotatable drum screen and the vibratable mesh screen are arranged, large and small impurities of the peony seeds are efficiently removed, meanwhile, mesh holes are not prone to being blocked, the manual cleaning cost is saved, and the impurity removal efficiency is improved.

The invention relates to a high-tower granular water-soluble fertilizer continuous production line and a production process thereof.The high-tower granular water-soluble fertilizer continuous production line comprises a heating tank, a temporary storage box, an elevator and a granulation high tower which are sequentially connected, and an electric rotary spraying head rotationally connected with the output end of the elevator through a bearing is arranged in the granulation high tower; the high granulation tower comprises an outer shell and an inner shell, a material receiving assembly is arranged in the inner shell, and a recycling assembly is arranged at the position, located at a discharging port of the material receiving assembly, in the high granulation tower. Fertilizer particles are received through the cloth bag assembly, the power assembly drives the cloth bag assembly and the fertilizer particles in the cloth bag assembly to rotate together, and the vertical falling speed and impact force of the fertilizer particles can be slowed down and reduced under the rotation action of the fertilizer particles in the horizontal direction. More fertilizer powder generated by vertical impact can be reduced, and completeness of fertilizer particles can be well kept.

The utility model relates to the field of ore processing, in particular to an anti-blocking ore crusher. The utility model provides an anti-blocking ore crusher which can stir ore at the feed hopper in the crushing process, so that a discharge port is smoother, and the crushing efficiency of the ore is improved. The utility model discloses an anti-blocking ore crusher which comprises a base frame, a bracket, a protective shell and the like, the upper portion of the base frame is fixedly connected with two supports which are symmetrically arranged, and a protective shell is fixedly connected between the upper portions of the two supports. An operator needs to put ore into a feeding hopper, the ore can enter a soft rubber frame and a limiting frame and then fall onto two mincing rollers, then the operator starts a motor, the motor drives a transmission assembly to rotate through an output shaft, the transmission assembly can drive one of the mincing rollers to rotate, and therefore the two mincing rollers rotate towards the middle; therefore, the ore is crushed.

The invention provides a shot blasting treatment system which comprises a shot blasting box body, one side of the shot blasting box body is provided with a door body, the top of the shot blasting box body is further provided with a shot blasting device, and the shot blasting device is provided with a jet orifice which is located in the shot blasting box body and is arranged downwards; a plurality of small holes are formed in the vibration disc, and a guide-out opening is further formed in the side, facing the door body, of the vibration disc; a vibration cross rod is installed in the shot blasting box body, one end of the vibration cross rod penetrates out of the shot blasting box body and is connected with a vibration motor, and the vibration disc abuts against the vibration cross rod. A fixed suspender and a telescopic suspender are further fixedly arranged in the shot blasting box body, the fixed suspender is close to the door body and is connected with the vibration disc through a first inhaul cable, the telescopic suspender is far away from the door body and is connected with the vibration disc through a second inhaul cable, and the telescopic suspender can further rotate to wind the second inhaul cable. The problem that in the prior art, when a small-size metal workpiece is subjected to shot blasting treatment, steel grit and impurities possibly cause clamping of internal assemblies, and the overall shot blasting treatment efficiency is reduced is solved.

The invention relates to the technical field of copper pipe heat dissipation, in particular to a micro-channel heat dissipation device based on a copper pipe structure, which comprises a heat dissipation substrate, a copper pipe type heat dissipation channel and a liquid cooling circulation system, the copper pipe type heat dissipation channel is composed of a plurality of plastic copper pipes and replaces a traditional micro-channel or vapor chamber structure. The copper pipe is embedded or fixed in the heat dissipation substrate or on the surface of the heat dissipation substrate, cooling liquid circulates in the copper pipe, and efficient heat dissipation is achieved through the combined action of forced convection heat exchange and heat transfer; the copper pipe has good plasticity and can be subjected to three-dimensional bending forming according to heat source distribution and spatial layout, through the synergistic effect of forced convection and phase change heat transfer, the heat transfer efficiency is improved, particularly, extremely high local heat flow density can be coped, the chip is effectively prevented from being overheated, and the heat transfer efficiency is improved. The heat dissipation channel can be bent and formed in a three-dimensional space according to heat source distribution, accurate matching with the heat source form is achieved, limitation of traditional plane heat dissipation is broken through, and optimal configuration of heat dissipation capacity and heat flux density is achieved.

The utility model discloses a refuse landfill guiding and discharging system which comprises a percolate flow guide layer, an impermeable layer, an underground water flow guide layer and a base layer which are sequentially arranged below a refuse landfill layer, a first groove is formed in the bottom of the percolate flow guide layer, a first guiding and discharging pipe is installed in the first groove, and the periphery of the first guiding and discharging pipe is filled with first washing gravel. The outer side of the first washed gravel is coated with filtering fibers, the underground water flow guide layer is filled with second washed gravel, a second groove is formed in the bottom of the underground water flow guide layer, a second drainage pipe is installed in the second groove, and the first drainage pipe and the second drainage pipe each comprise a circular-ring-shaped plastic body and fan-shaped protrusions annularly distributed on the periphery of the plastic body. The plastic body and the fan-shaped protrusions are integrally formed. The guide and drainage system for the refuse landfill has the advantages of being high in guide and drainage speed, long in service life, not prone to blockage and the like.

The utility model relates to the technical field of sand screening machines, in particular to a feeding device of a silicon carbide sand screening machine, which comprises a rolling bin, a feeding port and a discharging pipe, a driving motor is fixedly connected to the outer side of the rolling bin, a transmission belt is arranged on the outer side of a power shaft of the driving motor, and a driving shaft and an auxiliary shaft are rotatably connected to the inside of the rolling bin. The outer side of one end of the driving shaft is fixedly connected with a main gear, the outer side of the driving shaft is fixedly connected with a main smashing roller, the outer side of one end of the auxiliary shaft is fixedly connected with an auxiliary gear, the outer side of the auxiliary shaft is fixedly connected with an auxiliary smashing roller, and the bottom end of the grinding bin is fixedly connected with a supporting column. And through the arrangement of a partition plate, a sliding groove, a fixing frame, a nut, a threaded rod and a sliding plate, the feeding speed can be controlled according to actual needs, and the situation that due to the too high feeding speed, the sand screening machine is blocked, and use is affected is prevented.

The invention belongs to the technical field of water treatment materials, and particularly relates to a coal gasification slag unfired ceramsite filter material as well as a preparation method and application thereof. The coal gasification slag thermal insulation material comprises the following raw materials in parts by weight: 67.5-95 parts of coal gasification slag, 5-15 parts of active powder, 0-20 parts of metakaolin, 2-8 parts of expanded perlite, 0.1-0.5 part of a foam stabilizer and 1-3 parts of a foaming agent. The unfired ceramsite filter material has the advantages of being reusable, green and environment-friendly in preparation process, low in follow-up treatment cost, capable of being reused after failure and the like.

The utility model discloses a rapid dust falling device for a building construction site, which relates to the technical field of building construction and comprises a base, universal wheels are fixedly connected to four ends of the bottom surface of the base, a handle is fixedly mounted at one end of the top surface of the base, a water storage component is arranged on the top surface of the base, and a spraying component is arranged on the top surface of the base. After the water tank is filled with water, the base is moved to the position where dust falling is needed, the first motor and the water pump are connected with a power source, the water pump conveys water in the water tank to the atomization spray head through the water conveying pipe, the water is atomized and sprayed out upwards through the atomization spray head, and then the first motor drives the belt wheel to rotate to drive the belt wheel on the rotating shaft to rotate. The mounting cover is rotated, the storage battery supplies power to the second motor, the second motor drives the blades to rotate, water mist sprayed by the atomization nozzle in an atomization mode can be diffused around by 360 degrees, the dust falling range is enlarged, the dust falling effect is better, and meanwhile excessive space is not occupied during dust falling.