194results about How to "Long conveying distance" patented technology

The invention discloses an underwater cutter-suction type dredging construction method for an urban ecological river. The construction method includes the following steps of construction preparation, selection of a dredger, laying of a sludge conveying pipeline, arrangement of a sludge throwing field, laying of a chamber type drain opening, laying of a sludge inlet pipe opening, dredging through the cutter suction dredger, and drainage consolidation and outward sludge transportation of the sludge throwing field. The construction method is simple, easy to realize, scientific, convenient, high in work efficiency and wide in application range, and reduces labor cost. The construction method is mainly suitable for urban rivers and rural rivers wherein sludge is seriously piled up due to deposition of household refuse and construction waste, water and soil loss and the like, and is also suitable for dredging engineering, especially reclamation by pumping filling, of ports, rivers and lakes.

The invention discloses a deepwater net cage feeding method based on a suction type onboard automatic feeding system. The automatic feeding system comprises a stock bin, a sucking pipe, a sealing bin, a blocking valve, an air inlet pipe, a Roots blower, an air-feed mixing and spraying device, a discharge pipe and a power device. The sucking pipe and the discharge pipe are hoses. A feed port of the blocking valve is communicated with a sealed inner cavity of the sealing bin, and a discharge port of the blocking valve is communicated with a feed port of the air-feed mixing and spraying device. An air outlet of the Roots fan is communicated with an air inlet of the air-feed mixing and spraying device, an air-feed mixing outlet of the air-feed mixing and spraying device is communicated with an inlet of the discharge pipe, and an outlet of the discharge pipe extends from a head position of a cultivation work ship. The deepwater net cage feeding method includes loading, work ship positioning and feeding. The deepwater net cage feeding method has the advantages of shortened feeding time, high feed conveying efficiency, large coverage area and capability of saving labor, increasing feed utilization ratio and cultivation efficiency.

The invention discloses a building flat plate shaped split typed wall-mounted vacuum solar energy superconductive heat collector, comprising a separating heat pipe formed by a flat plate collector with an automatic liquid separator, a circulating steam pipe, a circulating liquid pipe, a condenser and a heat accumulator. A plurality group of precise metering holes and capillaries are horizontally distributed between a liquid storage accumulator and a finned tube which are communicated with the circulating liquid pipe. The work condition of balanced film high temperature evaporation can be realized. The heat collector is characterized in that the heat collector has high temperature heat collection output, high efficiency and high energy heat transmission, long distance circulation without pump, low temperature and freeze proof, can be harmonized with buildings, is economical, has long service life and so on. The heat collector exploits the novel applied field of the solar energy with high temperature and separation structure, which can form devices of solar energy boiled water generator, radiant heater, air conditioner, additional water heater, etc. The heat collector is presented in a square and flat shape, which can be mounted and hung on the roof, the wall, the position above the window, the position below the window and the balcony of the buildings, is beautiful and harmonious. The heat collector is suitable for being used in high rise buildings with multiple floors, which is an ideal technology of solar energy for building integration.

The invention relates to a transportation technique of non-Newtonian fluid-Pingham body, in particular to a pipeline conveying method of viscosity plastic material, which comprises a processing method of inner wall of pipeline, a method of forming capsules of the material, a formulating method of additives and the like. A surface film drag reduction method of bionic fish body surface film and intestinal membrane is employed to design a pipeline for reducing wall friction, a surface film is arranged between the material and the pipeline to enable the inner friction of the material to be larger than that of the pipe wall, and to enable the viscosity plastic material with high concentration, high viscosity and low strength to be transported under the premise of low energy consumption, and the difficult problem soft and sticky material for long-distance pipeline transportation is resolved. The transportation technique of non-Newtonian fluid-Pingham body has the advantages of large transport capacity, long transport distance, low consumption and wide market, and is adaptable to a plurality of aspects, such as petroleum, chemical industry, mining, environmental protection, construction and the like.

The invention discloses an anhydrous sodium sulfate preparation method and an anhydrous sodium sulfate preparation apparatus, and belongs to the anhydrous sodium sulfate preparation field. The method sequentially comprises the following steps: processing a raw sodium sulfate solution to prepare a fine sodium sulfate solution; dehydrating the fine sodium sulfate solution to prepare dry sodium sulfate; and processing the dry sodium sulfate to prepare finished sodium sulfate. The preparation apparatus comprises a nitrate solution reaction clarifier, a slurry clarifier, a non-valve filter, a rotary drum vacuum filter, a fine sodium sulfate solution storage device, a steam generation device, a multiple-effect evaporator, a centrifuge, an atmospheric condenser, a cooling tower, a cycle water pump, a Roots water ring vacuum set, a hot air drying device, a convey device, a pneumatic elevator, a nitrate storage bin and a cloth bag deduster. According to the invention, the sodium sulfate solution refining efficiency is high, the sodium sulfate solution quality is good, and the sodium sulfate solution is fully recycled; and the heat energy utilization rate in the production process is high, the production energy consumption is low, and the finished sodium sulfate has a fast convey speed and a high output.

The invention relates to suspension abrasive water jet 3D cutting equipment adopting a seven-shaft intelligent robot, in particular to suspension abrasive water jet cutting equipment which comprises a high-pressure pump station used for providing cutting power, an abrasive filling device and a suspension abrasive generating device used for producing abrasive, wherein a discharge hole of the abrasive filling device is connected with a feed hole of a high-pressure container arranged in the suspension abrasive generating device through a feed pipe, a water inlet of the abrasive filling device is connected with a water outlet of the high-pressure container arranged in the suspension abrasive generating device through a water inlet pipe; high-pressure water generated by the high-pressure pump station is connected with a tee joint arranged in the suspension abrasive generating device through a high-pressure pipe. The product provided by the invention adopts a pre-mixing suspension abrasive cutting technology, the cutting pressure is low, and the efficiency is high; the equipment adopts a high-pressure hose as a suspension abrasive conveying pipeline, the conveying distance is long, and the equipment ensures that a nozzle device can realize high-precision motion of any track and any angle in space under the drive of a robot actuator.

The invention relates to a mobile telescopic lifting conveying vehicle, belonging to the technical field of conveying machinery. The mobile telescopic lifting conveying vehicle comprises a conveying frame, a length compensation stand, a conveying belt, a conveying belt driving mechanism and a running lifting mechanism, wherein the length compensation stand is matched on the conveying frame in a sliding way; the conveying belt is connected with the conveying frame and the length compensation stand and forms a reciprocating conveying plane surrounding the conveying frame and the length compensation stand; the conveying belt driving mechanism is arranged on the conveying frame and is used for driving the conveying belt to move; the running lifting mechanism is articulated with the conveying frame and raises or lowers the conveying frame; a length compensation stand telescopic driving mechanism which is used for driving the length compensation stand to extend out of the conveying frame orretract into the conveying frame is arranged on the conveying frame; and the length compensation stand telescopic driving mechanism is connected with the length compensation stand. The mobile telescopic lifting conveying vehicle meets the requirement of large conveying distance, reaches the requirements of the height change of goods loading and unloading and the running of the conveying frame, andensures the stable gravity center of the conveying frame.

The invention discloses an adherence air device for preventing high-temperature corrosion of a water cooling wall of a refuse burning boiler. The adherence air device comprises an adherence air box and an adherence air nozzle, wherein one end of the adherence air box is connected with the adherence air nozzle; the other end of the adherence air box is connected with an air pipe; the adherence air nozzle comprises a nozzle fin, a front baffle, a bottom baffle, a water cooling wall pipe and a water cooling wall fin; the front baffle is composed of an inlet baffle, a reducing baffle and an outlet baffle; a blowing slit is formed on the outlet baffle; and a water cooling wall slit is formed by taking down the water cooling wall fin between two corresponding adjacent water cooling wall pipes. The adherence air nozzle adopts a reducing design, smoke is sprayed out from one side of a main smoke direction, and the adherence air direction is the same as the axial direction of the water cooling wall pipe; and with an injection area, the device realizes stable and reliable formation, little flow resistance, long conveying distance and large protection range. The device does not need multi-layer arrangement, causes little influence on the burning heat transfer of the original boiler, and effectively solves the problem of high-temperature corrosion of the water cooling wall of the refuse burning boiler.

The invention provides an axial flow device comprising a shell and a transmission device. The shell is provided with the transmission device and is internally provided with a shell cavity; a vortex tube impeller is arranged in the shell cavity; the transmission device is connected with a vortex tube impeller; the vortex tube impeller is provided with a vortex tube which is provided with an impeller opening A and an impeller opening B and is internally provided with a wheel body, and the wheel body is provided with a guide blade; an inclined angle is formed between the guide blade and a rotating shaft of the vortex tube impeller; the guide blade is connected to the inner wall of the vortex tube; a shell cavity opening A is arranged at one end, which corresponds to the impeller opening A, of the shell cavity; and a shell cavity opening B is arranged at the other end of the shell cavity. The axial flow device is more energy-saving and can be used for pressurizing and conveying fluid. The axial flow device can serve as a water pump, vacuum equipment, air suction equipment, an air blower, a compressor, atomizing equipment, sprinkling equipment, a reactor, air blowing equipment, propelling equipment, a sewage processor, a dust remover, a dust collector, dressing equipment, a steam turbine, a water turbine, a wind turbine, a vortex pressurizing device utilizing residual heat of an engine, foam material manufacturing equipment, nano material manufacturing equipment and the like; and the axial flow device can be used for manufacturing a brand new foam material.

The invention relates to a turtle type pump dredge. The turtle type pump dredge is characterized in that the middle part of the dredge is provided with a displacement type slurry pump, a material distributing machine is fixed at the front part of the dredge, and the material distributing machine comprises a bracket, a supporting arm and a dredge pipe; a bench rack which can rotate for 360 degrees is arranged on the rack, the bench rack is connected with a folding supporting arm, the dredge pipe is fixed on the supporting arm and the lower end of the dredge pipe is connected with the outlet of the displacement type slurry pump. The turtle type pump dredge has the advantages: firstly, the slurry transmitted has high concentration with the solid-to-liquid ratio of 80 percent, the water precipitation time is decreased, dredge field is not needed and the thick slurry can be directly loaded into tank vessels and transmitted, thus avoiding the secondary pollution; secondly, the transmission distance is long and can usually come up to 1,000-2,000m; and thirdly, the turtle type pump dredge can run in marsh, shoals and inland rivers and lakes in cities to dispose the domestic garbage and industrial wastes in cities.

The invention relates to a double-chain push-plate type seedbed internal logistic system reciprocating movement device which comprises motors, motor speed reducers, a coupler, double-guide-rail supports, limit blocks, chain wheels, large chain wheels, a chain wheel shaft, a chain wheel roll bearing, seedbed body roll wheels, a seedbed support frame, a seedbed push plate, chains, a double-guide-rail support seat frame, single seedbed side plates, floating guide rail locating grooves, a seedbed floating guide rail, a seedbed fixed guide rail, a single seedbed horizontal rod, single seedbed roll wheels, a stroke limit switch, a chaining idle wheel, an idle wheel connection plate, guide bars, guide pins, a tension idle wheel chain wheel, a sleeve, an eccentric disc, hub nuts and a bottom plate. The double-chain push-plate type seedbed internal logistic system reciprocating movement device is low in cost, simple and convenient to use, compact in mechanism, and long in service life, can achieve accurate movement of products in a production area to an appointed operation location, reduces labor intensity and staff moving density, increases greenhouse plant area, reduces disease and insect infection in a greenhouse, basically achieves sealed type automatic adjustment and control, and realizes the purposes of being energy-saving, environment-friendly, accurate and efficient.

A ship loader comprises a ship loader body and a ship loader tripper car. The ship loader body is connected with the ship loader tripper car through a link rod, the ship loader body comprises a large arm, the large arm is connected with a walking mechanism through a rotary table, a swinging mechanism and a gantry in sequence, the large arm is connected with one end of a telescopic arm, the other end of the telescopic arm is connected with a sliding barrel mechanism, a balance weight is arranged at the root of the large arm, a pitching hydraulic system is arranged between the rotary table and the large arm, the telescopic arm is connected with a telescopic arm driving system, the large arm is connected with a boom conveyor system, and a cab is arranged at the top of the large arm. The ship loader tripper car comprises a tripper car structure, the tripper car structure comprises a tripper car conveying and unloading system and an electrical room, and a cable reel and a spray reel are connected on the lower portion of the electrical room. The ship loader is simple in structure, longest in conveying distance, stable and reliable in work, low in energy consumption, low in noise, easy to operate, large in telescopic range and larger in rotating angle range, and production efficiency is greatly improved.

A powder feeder for manufacturing functionally gradient parts or materials belongs to a powder feeding equipment of powder material and can feed powder continuously and easily with powder-feeding amount controllable, powder-feeding distance far and powder-feeding quantity precise in micro amount, as the object of the present invention requires. A casing powder-feeding cavity of the present invention is provided with a driving wheel, a driven wheel, a tightening wheel and a synchronous powder-feeding belt; a powder-feeding notch at one side of the powder-feeding cavity communicates with a gas-sending powder discharging passage of the casing; a bottom plate with a fixed vibrating device is arranged on the casing via mounting screws and elastic rings; a powder-precipitating adjusting device is fixed to the bottom plate; a powder storage barrel is arranged at the upper section of the powder-precipitating adjusting device, and the low section of the powder-precipitating adjusting device is provided with a powder-precipitating tube; the powder-precipitating tube and the powder-storage barrel communicate via a round tube sleeved with a spring; the lower part of the powder-precipitating tube and the end part of a powder-guiding groove keep in contact with the synchronous powder-feeding belt; the opening direction of the powder-guiding groove is as same as that of the rotation of the synchronous powder-feeding belt. The present invention has the advantages of compact structure, uniform and continuous powder feed, long powder-feeding distance as well as precise micro-amount powder feed realization, and can meet the manufacture requirements of various functionally gradient parts or materials.

The invention discloses a fresh air purification all-in-one machine, which comprises a casing, an indoor air return inlet, an outdoor fresh air inlet, a fresh air supply opening, an indoor air return exhaust opening and a power supply control device, wherein the power supply control device is arranged in the casing; a primary filter, a heat exchange core body, an exhaust machine, a secondary filter, an ion cloud dust removal module, an air supply machine and a tertiary filter are sequentially arranged in the casing; the exhaust machine, the ion cloud dust removal module and the air supplying machine are respectively and electrically connected with the power supply control device. The outdoor air and the indoor air are simultaneously introduced into a purifier; the air circulation is realized; the indoor air quality is improved; in addition, the ventilation and the air purification function are integrated; the plug-and-use effect is achieved; the problems of installation and repair difficulty and house structure damage by pipelines installing are solved; the ion cloud generating device can ionize outdoor air to generate negative ions; dust is adsorbed onto a dust collecting plate after being charged. The fresh air purification all-in-one machine has the advantages that the negative ion generating quantity is great; the conveyance distance is long; the dust removal and sterilization effects are good; in addition, no ozone is generated in the work process; the environment is protected; health is realized.

The invention discloses a method for improving the ammonium-nitrogen removal rate in discharged water by using zeolite aerated concrete to construct a drainage pipe .The method is characterized in that natural zeolite powder is used as a main raw material, a cement bonding agent and a foaming agent are added, the drainage pipe is prepared through burdening, mixing, foaming and maintenance, or a zeolite aerated concrete inner layer is formed inside an existing concrete drainage pipe, or zeolite aerated concrete building blocks and boards are formed and constructed into a drainage pipe culvert; the drainage pipe or the drainage pipe culvert is used for delivering domestic sewage and domestic sewage or rainwater subjected to secondary treatment, and ammonium and nitrogen in the water are eliminated under the preferential adsorption effect of zeolite and the aerobiotic amine oxidation effect of microorganisms .The method utilizes the water amount change of the drainage pipe to spontaneously alternate preferential ammonium-nitrogen adsorption of the zeolite and the aerobiotic amine oxidation and regeneration of supported microorganisms, consumes no power, does not need manual operation and maintenance and can play the effect of removing ammonium and nitrogen in the water once the drainage pipe is built and comes into service.

The invention relates to a gas typed steam overheat device suitable for the recovery and utilization of the waste heat of enterprises, comprising a steam filer (1), a flue gas-steam heat exchanger (4), a flue gas generation device (6) and a burner (10). The fuel gas and combustion air are mixed in the burner (10) and are burned in a combustion chamber (9) of the flue gas generation device (6) so as to generate high-temperature flue gas to enter the mixed chamber (7) of the flue gas generation device (6); cold air enters the mixed chamber (7) so as to cool the high temperature flue gas mixture and then enters the flue gas-steam heat exchanger (4); a fire retaining wall (8) is arranged between the combustion chamber (9) and the mixed chamber (7). The saturated steam is delivered to the flue gas-steam heat exchanger (4) by the steam filter (1) and is output after being heated into overheat steam. The gas typed steam overheat device has low requirement to the material and long service life, can take a low heat value gas of the by-products of the enterprises as the fuel; furthermore, the combustion is stable, the generated steam has good quality, the delivery distance can be increased, and the application range of the waste heat steam can be enlarged.

The invention discloses a magnetic conveying belt and a magnetic linear driving device. The magnetic conveying belt comprises an upper covering layer, an adhesive layer and a lower covering layer which are sequentially connected from top to bottom, wherein steel wire rope cores are distributed in the adhesive layer; and the adhesive layer is made of magnetic rubber. The magnetic line driving device comprises the magnetic conveying belt used for conveying materials; a linear driving device which is used for providing power-assisted driving for the magnetic conveying belt and comprises a support, a driving roller, an auxiliary roller and a power conveying belt; and magnetic attraction force devices which are located below the power conveying belt and provide magnetic attraction force to attract the magnetic conveying belt to be tightly attached to the power conveying belt.

The invention belongs to the technical field of cigarette transport machines, and particularly relates to a transport unit which comprises a support. The support comprises a bottom plate and side plates which are arranged on the left side and the right side of the bottom plate respectively. The lower end of the bottom plate is connected with a plurality of supporting legs. The bottom plate and the two side plates define an accommodation space. N conveying mechanisms (n>1) which are arranged up and down and can move relative to the support are arranged in the accommodation space. The conveying mechanisms are movably connected with the side plates and can move relative to the support. The support is provided with a drive device which is used for driving the conveying mechanisms to move. The transport unit is provided with the conveying mechanisms, so that the conveying distance is prolonged, and conveying is convenient and quick.

The invention provides an air supply spraying device capable of improving uniformity of air speed of a whole outlet to reduce dispersion of (radial) air force of the outlet and accordingly improving an effective conveying distance of fogdrop. The air supply spraying device comprises a back plate opposite to an axial flow air barrel outlet, wherein a flow guiding cone coaxial with an axial flow air barrel is arranged on the back plate. A first branch guiding plate and a second branch guiding plate are further arranged between the axial flow air barrel and the back plate, axial flows flowing out of the axial flow air barrel form three parts of radial air flows under the drainage and guiding of the first branch guiding plate, the second branch guiding plate and the flow guiding cone. The three parts of radial air flows respectively flows out of the position between a casing of the axial flow air barrel and the first branch guiding plate, the position between the first branch guiding plate and the second branch guiding plate and the position between the second branch guiding plate and the back plate. A spray head for spraying is arranged between the first branch guiding plate and the second branch guiding plate.

The invention discloses a glue compounding device used for light reflecting film production, and belongs to the technical field of light reflecting film production. The gluing compound device comprises a rack, and a resin film unrolling roller and a back lining film unrolling roller which are fixedly arranged on the rack, wherein a plurality of first guide rollers for transmitting a resin film arearranged at one side of the resin film unrolling roller; the first guide rollers are alternatively distributed in a height direction of the rack; a movable glue containing slot is formed in the upperportion of each first guide roller; each movable glue containing slot comprises a transfer roller, a movable roller horizontally arranged at one side of the transfer roller, and two movable glue baffle plates which are symmetrically distributed between the transfer roller and the movable roller, the lower ends of the movable glue baffle plates are equipped with arc-shaped surfaces which are matched with the outer peripheral surface of the transfer roller and the outer peripheral surface of the movable roller, liquid-state glue is placed in the movable glue containing slot, and the resin filmis transmitted towards the first guide rollers in an inclined mode. Compared with a way of coating a gluing roller through conventional gluing, the gluing compound device disclosed by the invention ishigher in glue coating efficiency; and a gluing thickness can be conveniently controlled through a scraper.

The invention discloses a fluidization cabinet type delivery pump and a method of the fluidization cabinet type delivery pump. The fluidization cabinet type delivery pump and the method of the fluidization cabinet type delivery pump comprise a main air inlet device, a secondary air inlet device, a tertiary air inlet device, a ventilation device, a pump body, a cover plate, a sealing pad, a rotating shaft, a multi-layer vulcanization disc and a voltage divider and is suitable for pneumatic transportation of fly ash. The main air inlet device is arranged at the bottom of the pump body and is communicated with the pump body in a controllable mode. The secondary air inlet device is arranged in the middle of the pump body and is communicated with the pump body in a controllable mode. The tertiary air inlet device and a ventilation hole are arranged on the top of the pump body and are communicated with the pump body in a controllable mode. The cover plate which is arranged at the top end of the pump body is connected with the pump body through the rotating shaft and the sealing pad in a sealing mode. The multi-layer vulcanization disc and the voltage divider which are arranged at the bottom end of the pump body are connected with the pump body in sequence. The fluidization cabinet type delivery pump and the method of the fluidization cabinet type delivery pump solve the problems of the existing devices of being small in ash air inlet ratio, high in energy consumption, low in efficiency, high in current speed, poor in sealing, big in fluctuating of transporting pressure, serious in pipe movement and the like. The fluidization cabinet type delivery pump and the method of the fluidization cabinet type delivery pump have the advantages of being big in system force contribution, long in delivery distance, high in ash air ratio, low in energy consumption, high in vulcanization rate, stable in transporting pressure, wide in application range, good in sealing and the like.

The invention provides an auger conveyor. The auger conveyor comprises a machine body (1), a driving device (6) which is arranged on the end portion of the machine body (1) and at least one shaftless spiral blade (3) which is arranged inside the machine body (1) and connected with the driving device (6); the shaftless spiral blade (3) extends along the axis direction (L) of the machine body (1) in a rotatable mode. The auger conveyor can effectively convey materials being high in viscosity.