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32results about How to "Unobstructed air intake" patented technology

Marine airbag type fast leak stopper

The invention relates to a marine airbag type fast leak stopper. The marine airbag type fast leak stopper is characterized by comprising a composite airbag, an air intake control valve, an airbag fixing sleeve, an operation handle, a miniature high-pressure air storage steel cylinder and an air guide supporting rod, wherein the composite airbag is of a thin-wall double-layer composite structure composed of an inner seal bag body and an outer high-strength bag body, the bottom of the composite airbag is fixedly connected with the operation handle through the airbag fixing sleeve, the miniature high-pressure air storage steel cylinder is arranged in an inner cavity of the operation handle, the opening of the miniature high-pressure air storage steel cylinder is fixedly connected with the air intake control valve, and the upper end of the air intake control valve is connected with the air guide supporting rod. The marine airbag type fast leak stopper has the advantages that a wedge-shaped structure of the composite airbag is adopted, the leak stop size range is large, and hole adaptation capacity is high; conical sleeve type seal design is adopted, dual-stud locking is conducted, seal performance is guaranteed, and meanwhile dismounting is convenient; bangalore torpedo type operation design is adopted, operation is conducted through a stay cord, high-pressure air is released instantly, rapid air inflation is achieved, and rapid leak stop is achieved.
Owner:MILITARY TRANSPORTATION RES INST OF PLA GENERAL LOGISTICS DEPT

Plate-type heat-pipe radiator and use thereof

The invention provides a plate-type heat pipe radiator and applications thereof in a portable computer. In the radiator of the invention, the heat pipe (1) adopts a plate-type structure such that an air convection extended heat-exchange surface (3) (namely a rib) provided thereon surrounds and faces an impeller (3) of a fan (4), thus saving a fan housing and occupied space and cost thereof, shortening distance for heat transfer in the heat pipe (1) and compacting the radiator to a large extent. The heat dissipating capacity is further improved by incorporating strengthened convection heat transfer structure and setting the rib in accordance with aerodynamics. The radiator has lessened mounting limit on a main board (7), which can realize series standardization of the radiator. Three portable computers are set forth using the inventive radiator, thus making the computer performance higher, lighter, lower in cost and more convenient for users on the basis of enhancement of heat dissipating capacity.
Owner:秦彪

Small turbojet engine test bench

The embodiment of the invention discloses a small turbojet engine test bench. The small turbojet engine test bench includes an engine test bench and a data acquisition and control system; the engine test bench is used for installation and testing of various types of small turbojet engines; and the data acquisition and control system includes a hardware part and a software part for processing and analyzing data after engine testing. The small turbojet engine test bench is applicable to a universal test system of a small turbojet engine mobile test bench; that is, the invention draws on the advanced experiences in testing, control, data processing and the like of a computer-aided test system, and builds a small turbine shaft engine universal test system with perfect performance and strong universality, so as to satisfy the general test requirements of a test bench for a small turbojet engine; and the test system can complete the complex work such as program loading, parameter testing, data processing, result analysis and the like during a engine test process; therefore, the work intensity of the operator is reduced, the engine test and test cycle is shortened, and the cost of enginetest is reduced.
Owner:INST OF MECHANICS - CHINESE ACAD OF SCI

Multifunctional air compressor

The invention discloses a multifunctional air compressor which comprises a machine case, an air inlet device, a motor, a pressurization air filter, a compressor, an oil-gas separator, a total heat recovery water heater and a centrifugal gas-liquid separator. The air inlet device, the motor, the pressurization air filter, the compressor, the oil-gas separator, the total heat recovery water heater and the centrifugal gas-liquid separator are arranged in the machine case. Air outside the machine case enters the machine case after dust filtering of a filter bag and noise elimination of a noise elimination pressure relief device, heat in the machine case is collected by a motor cooling heat collection cover and is conveyed into the pressurization air filter through a heat collection and air supply pipe, heat energy of gas and radiation heat energy of equipment are recycled, and cold oil is conveyed to the compressor through an oil return pipe after hot oil in a separator engine oil conveying pipe is cooled by the total heat recovery water heater. According to the multifunctional air compressor, three kinds of heat are recycled, the generated gas rises and is improved by more than 10 percent, gas input is smooth and small in resistance, the whole energy-saving equipment is arranged in the machine case, air for cooling is reduced, cooling electricity consumption is reduced, electricity used by the air compressor is less, and the energy efficiency ratio is high. The good vibration and noise reduction and cooling effects are achieved.
Owner:江西汉诺斯压缩机科技有限公司

Air environment detection equipment with self-cleaning function and use method thereof

The invention relates to the technical field of environment detection, and discloses air environment detection equipment with a self-cleaning function. The equipment comprises a box body; the bottom of the box body is fixedly connected with a collecting box; the top of the box body is fixedly connected with a guide plate; the inner wall of the box body is fixedly connected with two arc-shaped plates; a fixing rod is fixedly connected between the two arc-shaped plates; a detector and a fan group are fixedly connected to the surface of the fixing rod; the fan group is located at the rear part of the detector; a filter screen is fixedly connected to the inner wall of the box body; a dust removal device is arranged at the front part of the filter screen; and a collecting device is arranged on the inner wall of the collecting box. Sucked air is guided through the guide plate and blown down from the position above the filter screen again, then dust blocked by the filter screen can be blown into the collecting box, dust is prevented from being accumulated on the filter screen, the filter screen is prevented from being blocked, and the device is kept smooth all the time when air enters the device.
Owner:张敏

Lithium battery pack case for communication base station

The invention relates to the technical field of battery pack cases, and particularly relates to a lithium battery pack case for a communication base station. Fan blades are fixedly mounted at the topend of a first rotating shaft, a fixing plate is fixedly mounted on the outer wall of a first case body, and a third rotating shaft parallel to the first rotating shaft is rotatably mounted on the fixing plate; the third rotating shaft and the first rotating shaft are in transmission connection to the same driving module, the bottom end of the third rotating shaft extends downwards to the positionbelow the first case body, two parallel guide rods are fixedly installed on the lower surface of the first case body, the two guide rods are each provided with a rod sleeve, and a brush is fixedly installed between the two rod sleeves; and an air inlet is formed in the bottom of the first case body, a filter screen is installed on the air inlet, and the brush is in transmission connection with the third rotating shaft through a crank connecting link mechanism. By arranging the crank connecting link mechanism and the brush, the filter screen on the air inlet can be cleaned in real time so thatheat dissipation of the case can be efficiently carried out.
Owner:湖北鸿兴时代新能源科技有限公司

Circulating water emptying and collecting device of closed cooling tower

The embodiment of the invention provides a circulating water emptying and collecting device of a closed cooling tower, and relates to the field of closed cooling towers. The circulating water emptying and collecting device of the closed cooling tower comprises a cooling tower box body assembly and a cold area pipe assembly. A fan injects air into a layered S-shaped cold area pipe and a first U-shaped communicating pipe, circulating water in the layered S-shaped cold area pipe and the first U-shaped communicating pipe is discharged through a first water discharging pipe under the action of gravity and air pressure till the layered S-shaped cold area pipe and the first U-shaped communicating pipe have no circulating water and are filled with air, the situations that due to condensation of the circulating water, the layered S-shaped cold area pipe and first U-shaped communicating pipe are blocked, and normal use of the closed cooling tower is affected are reduced, when most filtering holes in the outer wall of a filtering piece are blocked by pollutants, a sweeping piece is opened, the pollutants on the outer wall of the filtering piece are swept off through the sweeping piece, air inlet is smooth, and meanwhile, manual cleaning is reduced.
Owner:WUXI ARK FLUID TECH

Internet of things control-based smart home

The invention discloses internet of things control-based smart home, and relates to the technical field of smart home. The internet of things control-based smart home comprises a shell, a movable groove and an exhaust pipe, wherein the movable groove is formed in one side of the shell, the top and the bottom of the other side of the shell communicate with the exhaust pipe, a first clamping grooveis formed in the top of the movable groove, a connection plate is fixedly connected with the top of an inner wall of the first clamping groove, and first movable rods are rotatably connected with twosides of the bottom of the connection plate. In the internet of things control-based smart home, the first clamping groove is formed in the top of the movable groove, the connection plate is fixedly connected with the top of the inner wall of the first clamping groove, so that dust plugged in an air inlet is convenient to clean, smooth air suction is ensured, and an application effect of a purifier is more excellent; and an output end of a dust sensor is electrically connected with an input end of a data comparator by a wire, an air purifier is controlled by an intelligent mode, and the internet of things control-based smart home is simple to operate and convenient to use and has better practicability.
Owner:合肥中宜百创科技有限公司

Anti-smog multifunctional indoor air purification positive pressure oxygenator

The invention provides a multi-functional positive-pressure oxygen adding machine capable of preventing fog and haze as well as purifying indoor air. According to the oxygen adding machine, a waterproof baffle plate and water leakage ports are arranged, so that impurities which enter a machine body due to severe weather can be effectively blocked, and water which enters the oxygen adding machine can be smoothly drained; when being mounted, the oxygen adding machine can be easily lifted and placed through mounting holes formed in a short beam; meanwhile, a pipeline positioned at an air outlet is bent by 90 degrees, thereby further achieving the waterproof function; each corner of a filter element frame in the oxygen adding machine is inwardly bent by 90 degrees, so that the placement space of a filter can be compact and incoming air can be totally filtered; the oxygen adding machine has the advantages that the air inlet process is smooth, the fan power is high, and the indoor air pressure can be higher than the outdoor air pressure within a short time; in the positive-pressure environment, unclean outdoor air cannot enter a room; besides, the oxygen adding machine is made of food-grade 304 high-speed steel, thereby guaranteeing the safety of the filtered air; the overall design is ingenious; the indoor air cleanliness is effectively guaranteed; and accordingly, the oxygen adding machine is suitable for social popularization and application.
Owner:秦皇岛欣蔚环保科技有限公司

Thermoelectric power generation device and vehicle exhaust waste heat thermoelectric power generation system

The invention discloses a temperature difference power generation device which comprises a tail gas tank, a cooling water tank assembly, a temperature difference power generation module assembly and a clamping plate. The two ends of the tail gas tank are provided with an intake manifold and an exhaust manifold respectively, and the tail gas tank comprises a gas tank body, a shunt fin, a flow guide fin and an afflux fin; the two ends of the cooling water tank assembly are provided with a water inlet manifold and a water outlet manifold respectively, the cooling water tank assembly comprises multiple cooling water tanks, and each cooling water tank comprises a water tank body and a flow guide plate; the hot end of the temperature difference power generation module assembly is attached to the two sides of the tail gas tank, the cold end of the temperature difference power generation module assembly is attached to one side of the cooling water tank assembly, and the temperature difference power generation module assembly comprises multiple temperature difference power generation modules; the clamping plate is arranged outside the cooling water tank assembly, and the two ends of the clamping plate are locked through bolts. The structure of the temperature difference power generation device is optimized and improved, power generation efficiency is improved, and the aim of improving the energy utilization rate is achieved.
Owner:WUHAN UNIV OF TECH

Air inlet pipe gasket

The invention discloses an air inlet pipe gasket. The air inlet pipe gasket comprises a gasket body. Five air inlet holes which are arranged side by side are formed in the gasket body, a water hole is formed between every two adjacent air inlet holes, a locating counter bore is formed in the right end of the gasket body, the upper sides of the two air inlet holes in the two sides are each provided with a blind hole, an oil return hole and an installation hole are formed in the left end of the gasket body, the upper end and the lower end of the installation hole are provided with a locating counter bore and a tappet hole respectively, and the edge at the left end of the gasket body extends leftwards to form a locating protrusion. The air inlet pipe gasket is provided with the locating counter bores and the locating protrusion, so that the air inlet pipe gasket is easy to located and good in stability in the use process; the water holes are formed in a disperse mode, so that air inlet is smooth, the service life of the air inlet pipe gasket is greatly prolonged, and the air inlet pipe gasket is suitable for mass production.
Owner:CGP WUHU SEALING

Filtering device and corresponding vacuum adjusting device

The invention discloses a filtering device. One end of the filtering device is an air inlet end and the other end of the filtering device is a connection end; the air inlet end is provided with an annular filtering cavity into which an air inlet pipe of a vacuum adjusting device is inserted; the connection end is combined with a shell of the vacuum adjusting device; the filtering cavity is internally provided with annular filtering sponge which is coaxial with the air inlet pipe; an air vent is arranged on the wall face, which is located below the filtering sponge, of the filtering cavity; a buffering cavity communicated with the air vent is arranged at the outer side of the filtering cavity; one side, which is far away from the connection end, of the buffering cavity is provided with an air inlet communicated with external atmosphere; and the connection end is provided with a bent part which enables air to flow in an opposite direction to reach the air vent. The invention further discloses the vacuum adjusting device. The filtering device disclosed by the invention is applicable to various vacuum adjusting devices and can ensure smooth air feeding of the vacuum adjusting devices for a long time so as to avoid blocking and reduce the times of maintenance.
Owner:长城汽车股份有限公司平湖分公司

an unmanned transport aircraft

The invention relates to the field of unmanned aerial vehicles, in particular to an unmanned transport aircraft vehicle which comprises an air flow central guide plate, eight ailerons, a folding undercart and a lifter, wherein the eight ailerons are symmetrically arranged on the air flow central guide plate; the folding undercart and the lifter are arranged on the lower side of the air flow central guide plate; the air flow central guide plate comprises an upper structure and a lower structure; an air flow guide-out plate and an air flow guide-in plate in a certain distance are arranged between the upper structure and the lower structure; the air flow guide-out plate and the air flow guide-in plate are sealed around to form a cavity structure; the air flow guide-in plate is of a planar structure; the air flow guide-out plate is of a concave surface structure; a plurality of guide-in holes are formed in the air flow guide-in plate; a plurality of guide-out holes are formed in the air flow guide-out plate; the guide-out holes do not correspond to the guide-in holes; the guide-out holes are formed in the air flow guide-out plate between every two adjacent ailerons; the guide-out holes are of inclined structures; the lower edges of the side, close to the center of the air flow guide-out plate, of the guide-out holes have gradients facing to inside of the cavity. When the unmanned transport aircraft vehicle is used, the working efficiency of a motor can be improved, and flying stability of the unmanned transport aircraft vehicle can be improved.
Owner:LIAOYANG POWER SUPPLY COMPANY OF STATE GRID LIAONING ELECTRIC POWER SUPPLY +1

Thermal expansion turbine steam turbine

The invention provides a thermal expansion turbine steam turbine, and relates to the technical field of steam turbines. The thermal expansion turbine steam turbine comprises a spiral fan compressor, a turbine steam turbine body, a starting assembly and a thermal expansion device; the spiral fan compressor comprises a sealed barrel, a gas gathering barrel is arranged in the sealed barrel, a conical wheel is arranged in the gas gathering barrel, and spiral fans are arranged on the outer side wall of the conical wheel; an air chamber rotating channel is formed among every two adjacent spiral fans, the outer wall of the conical wheel and the inner wall of the gas gathering barrel, and the cross section area of each air chamber rotating channel is gradually reduced from the tip end of the conical wheel to the other end of the conical wheel; and the thermal expansion device communicates with an exhaust port and the turbine steam turbine body; The thermal expansion turbine steam turbine further comprises a rotating shaft, the turbine steam turbine body comprises a turbine cylinder and a turbine rotationally arranged in the turbine cylinder, and the turbine is provided with turbine plates in the axial direction of the turbine; the turbine cylinder is composed of a cylindrical barrel body and sealing cylinder covers arranged on the circular bottom faces on the two sides, and the sealing cylinder covers are provided with bearing sleeve combination devices; the turbine cylinder is formed into an upper half cylinder and a lower half cylinder; and the turbine is a hollow barrel body. The thermal expansion turbine steam turbine is low in energy consumption, high in thermal efficiency and high in single-machine power.
Owner:高宏亮

Supercharged air filter auxiliary device for vehicle engine

The invention discloses a supercharged air filter auxiliary device for a vehicle engine, which includes an air pipe communicating with an intake end of the vehicle engine, wherein an inner wall of theair pipe is rotationally connected with a filter screen; the filter screen is provided with a blower at a side close to the engine; the two sides of the filter screen are provided with an air returnpipe and an air guide pipe respectively that are abutted against the two sides; the air return pipe and the air guide pipe are fixed to the inner wall of the air pipe; the air guide pipe is a straightpipe having two communicating ends; the air return pipe is a bent pipe having one end in contact with the filter screen; the end of the air return pipe away from the filter screen is in communicationwith a side pipe; the side pipe communicates with the air pipe; the communication position of the side pipe and the air pipe is located on the air outlet side of the blower; and the air return pipe is opposite to the corresponding air guide pipe. The supercharged air filter auxiliary device has advantages that when the blower pumps air, the filter screen produces a preliminary filtering effect onthe pumped air, making the air entering the air filter body relatively cleaner, reducing the working load of the air filter body and extending its service life.
Owner:柴明坤

Vehicular air filtering device

The invention relates to an air filtering device and aims to solve the technical problems of proneness to blockage and failure of an existing vehicular air filtering device under severe conditions. The vehicular air filtering device comprises an air outlet pipe, a cap of an interlayer structure is arranged at the top of the air outlet pipe, the internal diameter of the cap is consistent with the external diameter of the air outlet pipe, and the inner wall of the cap is provided with an annular vent hole communicated with an inner cavity of the cap. A lifting device is arranged on the cap and can drive the cap to move up and down at the top of the air outlet pipe, a primary-filtering filtering element is arranged in an air inlet passage at the bottom of the interlayer of the cap, an annular air feeding pipe is arranged in a top hollow cavity of the interlayer of the cap and is connected with a high-pressure air pipe through a flushing electromagnetic valve, and a plurality of air nozzles are arranged on the air feeding pipe and point to the primary-filtering filtering element. The vehicular air filtering device is reasonable in structure and simple and convenient to operate and can be widely mounted on vehicles frequently working in severe environments.
Owner:汤明涛

Double-rotor engine

The invention discloses a double-rotor engine which is mainly composed of a cylinder body, an inner rotor, an air guide hole, a sealing guide tile, an outer rotor, an exhaust port, a shaft, a spark plug, an air inlet, a left end cover and a right end cover. Under the cooperation of the cylinder body, the inner rotor, the air guide hole, the sealing guide tile, the outer rotor, the exhaust port, the shaft, the spark plug, the air inlet, the left end cover and the right end cover, when the inner rotor pushes the outer rotor to synchronously rotate in the cylinder body, a closed space formed by the inner rotor, the outer rotor and the inner wall circle of the cylinder body is continuously expanded and shrunk, and therefore circulating work of air inlet, compression, acting and exhaust is completed. The engine is novel in conception and ingenious in design, and the unique inner and outer rotor structure enables the engine to be large in torque, high in efficiency, small in size and simple and reliable in structure.
Owner:孙力群

Intake air recirculation fittings with ring cavity

The invention discloses an air inlet recycling pipe component with annular pipeline cavities. The air inlet recycling pipe component comprises a main pipeline; a first annular pipeline and a second annular pipeline sleeve the outer side of the main pipeline; a first annular pipeline cavity and a second annular pipeline cavity are formed between the first annular pipeline and the main pipeline as well as between the second annular pipeline and the main pipeline; the first annular pipeline is connected with the second annular pipeline through an annular plate; ventilation holes are uniformly formed in the circle of periphery of the annular plate; an annular notch which is communicated with the second annular pipeline cavity is also formed in the side wall of the main pipeline; a recycling air inlet pipe is vertically arranged on the outer side of the first annular pipeline; and the recycling air inlet pipe is communicated with the first annular pipeline cavity. According to the air inlet recycling pipe component, a decompression structure formed by the parallel two-stage annular pipeline cavities is adopted, so that the structure is compact, and airflow loss is reduced while the pressure is reduced; and the phenomenon that after recycling air flows into the main pipeline, the pressure of the recycling air causes adverse influence on the working efficiency of a supercharger compressor impeller and causes turbulent flow influence on the air in the main pipeline is avoided.
Owner:CHONGQING PUSH MECHANISM

A multifunctional air compressor

The invention discloses a multifunctional air compressor which comprises a machine case, an air inlet device, a motor, a pressurization air filter, a compressor, an oil-gas separator, a total heat recovery water heater and a centrifugal gas-liquid separator. The air inlet device, the motor, the pressurization air filter, the compressor, the oil-gas separator, the total heat recovery water heater and the centrifugal gas-liquid separator are arranged in the machine case. Air outside the machine case enters the machine case after dust filtering of a filter bag and noise elimination of a noise elimination pressure relief device, heat in the machine case is collected by a motor cooling heat collection cover and is conveyed into the pressurization air filter through a heat collection and air supply pipe, heat energy of gas and radiation heat energy of equipment are recycled, and cold oil is conveyed to the compressor through an oil return pipe after hot oil in a separator engine oil conveying pipe is cooled by the total heat recovery water heater. According to the multifunctional air compressor, three kinds of heat are recycled, the generated gas rises and is improved by more than 10 percent, gas input is smooth and small in resistance, the whole energy-saving equipment is arranged in the machine case, air for cooling is reduced, cooling electricity consumption is reduced, electricity used by the air compressor is less, and the energy efficiency ratio is high. The good vibration and noise reduction and cooling effects are achieved.
Owner:江西汉诺斯压缩机科技有限公司

Air feeding device of mining car engine

The invention discloses an air feeding device of a mining car engine. The device is located at an air feeding part of the mining car engine. The air feeding device comprises a framework and a net cover; particularly, the net cover is provided with a plurality of long-strip separation sieves; the total transparent area of the long-strip separation sieves is more than 1 / 2 of the area of the net cover; and the air feeding device has the advantage of large air feeding area. Compared with the traditional air feeding device of the mining car engine, the air feeding device of the mining car engine disclosed by the invention has the advantages that the air feeding net cover with a large area is adopted so that air feeding of the air feeding net cover is smooth and the resistance is small; and the air feeding device of the mining car engine has better cooling effect on a water tank of the mining car engine.
Owner:江苏友邦精工实业有限公司

Sealed decompression intake tube pad

The invention discloses a sealed decompression intake tube pad. The sealed decompression intake tube pad comprises a pad body, wherein hollow structures are arranged at a plurality of places on the pad body; the pad body is provided with three circular intake holes; a water hole is formed in the lower right side of each intake hole; a tappet hole is formed in the lower sides of the two intake holes in the both sides respectively; an annular rubber sealing convex rib is arranged on the upper end surface of the pad body around the intake holes, the water holes and the tappet holes; installation holes are formed in the both ends of the pad body respectively; a plurality of location holes are further distributed in the pad body; sawtooth lines are formed on the inner walls of the location holes. The sealed decompression intake tube pad disclosed by the invention is provided with the location holes and the sawtooth lines are formed on the inner walls of the location holes, and is easy to locate, free from slide and good in stability; the plurality of water holes are formed in a dispersed manner, thus intake and water inlet are smooth, the service life of the sealed decompression intake tube pad is prolonged, and the sealed decompression intake tube pad is suitable for batch production.
Owner:CGP WUHU SEALING

Single-output-shaft liquid ring type vacuum pump internally provided with sliding bearing

The invention relates to a single-output-shaft liquid ring type vacuum pump internally provided with a sliding bearing, and belongs to the technical field of vacuum obtaining equipment. The single-output-shaft liquid ring type vacuum pump comprises a pump body, a pump shaft penetrates the pump body, and the first end of the pump body is sequentially provided with a distribution disc, a first pumpcover, a mechanical seal base and an outer bearing block. The first end of the pump shaft penetrates the distribution disc, the first pump cover, the mechanical seal base and the outer bearing block.The second end of the pump shaft penetrates a sliding bearing block with one end closed. A second pump cover is arranged at the outer portion of the sliding bearing block, and a seal cover is arrangedbetween the second pump cover and the pump body. The pump shaft penetrates the seal cover. The single-output-shaft liquid ring type vacuum pump is simple in structure, few raw materials are consumed,the manufacturing cost is low, the occupied area is small, the sealing performance is good, running is safe and reliable, and installing and maintaining are convenient.
Owner:山东精工泵业有限公司

Car air filter

The invention relates to an air filter device. In order to solve the current technical problem that the vehicle air filter is prone to clogging and failure under harsh conditions, the invention provides a vehicle air filter device, which includes an air outlet pipe, and a cover cap is provided on the top of the air outlet pipe, and the cover The cap is a sandwich structure, the inner diameter of the cap is consistent with the outer diameter of the air outlet pipe, and the inner wall of the cap is provided with circularly arranged air holes, and the air holes are connected with the inner cavity of the cap; the cap is provided with a lifting device, The cover cap can be driven to move up and down on the top of the air outlet pipe by the lifting device; the primary filter element is arranged in the air intake channel at the bottom of the cover cap interlayer, and the ring-shaped inflation tube is arranged in the top cavity of the cover cap interlayer. A number of air nozzles are provided, and the air nozzles point to the primary filter element, and the inflation pipe is connected with the high-pressure air pipe through a flushing electromagnetic valve. The air filter device of the vehicle has a reasonable structure and is easy to operate, and can be widely installed on vehicles that often work in harsh environments.
Owner:汤明涛

Air suction and dust removal equipment

Air suction and dust removal equipment comprises a supporting frame body, a crawling ladder is welded to one side of the supporting frame body, a connecting frame body is fixedly installed on the upper surface of the supporting frame body through bolts, and a filter cloth bag connecting groove is further formed in the position, located in the inner side of the connecting frame body, of the upper surface of the supporting frame body; a second fan and a first cyclone dust collector are further arranged at the bottom of the supporting frame body, a first fan is further arranged in the front portion of the upper surface of the supporting frame body, a wind gathering cover is arranged on the rear side of the first fan, and a third fan and a second cyclone dust collector are further arranged on one side of the supporting frame body; by arranging the three fans, the two cyclone dust collectors and matched auxiliary structures, a backflow dust and fluff cleaning structure can be formed, smooth air inlet can be kept through communication of the multiple fans, and filtered dust and fluff can be continuously discharged out of the equipment in the filtering process.
Owner:江苏锋特技术有限公司

Multi-cylinder plunger compressor

The invention discloses a multi-cylinder plunger compressor. The compressor comprises a machine base, an air collecting hood and cylinder cover assemblies, wherein at least one air cylinder assembly is connected to the machine base through a first bolt; The air collecting hood is arranged on the machine base through a second bolt matching the air collecting hood; and the cylinder cover assemblies are arranged on all the cylinder assemblies wherein each air cylinder assembly is connected to a sliding piston in the machine base into a whole through a locking nut matching the air cylinder assembly, a first one-way air inlet valve and a one-way air outlet valve which match a piston on the air cylinder assembly are arranged on a cylinder cover of the cylinder cover assembly, and a plurality of second one-way air inlet valves are arranged on the piston. According to the multi-cylinder plunger compressor, when the piston moves downwards and is in an air suction process, air inlet is performed through the cylinder cover and the one-way air inlet valves arranged on the piston at the same time, a sectional area of air inlet is expanded, and compared with a traditional compressor, the air suction efficiency and the compression efficiency are greatly improved, and the compression efficiency and the air conveying capacity of a pump are improved.
Owner:绵阳科大久创科技有限公司

A booster type air filter auxiliary device for a vehicle engine

The invention discloses a vehicle engine pressurized air filter auxiliary device, which includes an air pipe connected to the intake end of the vehicle engine, a filter screen is rotatably connected to the inner wall of the air pipe, and a blower is arranged on the side of the filter screen close to the engine. Both sides of the filter screen are respectively provided with an air return pipe and an air guide pipe which are offset against it, and the air return pipe and the air guide pipe are fixed to the inner wall of the trachea; the air guide pipe is a straight pipe connected at both ends, and the return air pipe The air pipe is an elbow with one end touching the filter screen. The end of the air return pipe away from the filter screen is connected to a side pipe. The side pipe is connected to the air pipe, and the connection between the side pipe and the air pipe is located on the side of the air outlet of the blower. , the air return pipe is opposite to the corresponding air guide pipe. The advantage is that: when the air blower is pumping air in the present invention, the filter screen has a preliminary filtering effect on the air pumped in, making the air entering the air filter body relatively cleaner, reducing the working load of the air filter body and prolonging its service life.
Owner:ANHUI UNIVERSITY OF ARCHITECTURE
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