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436results about How to "Play the role of diversion" patented technology

A silent range hood

The invention discloses a silent range hood comprising a machine enclosure and an exhaust fume collecting hood with an air inlet, wherein a spiral casing is arranged in the machine enclosure and is provided with a front air inlet and a back air inlet. The silent range hood is characterized in that a sound absorption flow guide hood is arranged on a front cover plate of the machine enclosure and is just opposite to the front air inlet of the spiral casing, a closed cavity is formed between the sound absorption flow guide hood and the front cover plate of the machine enclosure, a plurality of first micro-pores communicated with the closed cavity are formed in a back panel, opposite to the front air inlet, of the sound absorption flow guide hood, and the closed cavity is filled with first sound absorbing cotton. According to the invention, the sound absorption flow guide hood is just opposite to the front air inlet of the spiral casing and is provided with the micro-pores and the closed cavity is filled with the sound absorbing cotton, so that most of low-frequency, medium-frequency and high-frequency noise radiated outwards from the front air inlet can be absorbed; by reasonable selections of the aperture and the center distance of the micro-pores and the filling area of the sound absorbing cotton, the sound absorbing effect can be further strengthened.
Owner:NINGBO FOTILE KITCHEN WARE CO LTD

Food and beverage inner circulation baffling impurity filtering device

The invention discloses a food and beverage inner circulation baffling impurity filtering device. The food and beverage inner circulation baffling impurity filtering device comprises a box body, wherein a filter net cylinder is arranged at the inner side of the box body; a middle through hole in the bottom part of the filter net cylinder is fixedly connected with an impurity discharge pipe; a plurality of stirring rods are arranged at the lower part of the inner side of the filter net cylinder; a plurality of baffling plates are arranged at the upper part of the inner side of the filter net cylinder; a guide slide sleeve at the top part of the box body is glidingly matched with a material charge pipe; a piston rod of a telescopic rod at the top part of the box body is fixedly connected with the material charge pipe through a connecting rod; a plurality of stirring blades are arranged on the material charge pipe at the inner side of the box body; the lower end of the material charge pipe is connected with a plug through a rotary body; a scraping plate is arranged on the impurity discharge pipe at the bottom part of the interior of the box body; a circulation pipe is arranged at theinner side of the box body; a circulation pump is arranged at the lower part of the circulation pipe. The food and beverage inner circulation baffling impurity filtering device has the advantages thatthe structure is novel, the beverage uniform mixing and impurity filtering effects are good, the stability in working is good, the efficiency is high, the impurity is conveniently discharged, the whole processing efficiency is improved, and the enterprise benefit is increased.
Owner:伍超群

Two-stage catalytic oxidation wastewater treatment system

The invention discloses a two-stage catalytic oxidation wastewater treatment system and belongs to the field of wastewater treatment. The two-stage catalytic oxidation wastewater treatment system is connected with a pH adjustment tank, an oxidation reactor, a neutralization tank, and a flocculation-sedimentation tank by virtue of inlet water pipelines, wherein the oxidation reactor comprises a first-stage oxidation reactor and a second-stage oxidation reactor, the water inlet of the first-stage oxidation reactor is connected with the water inlet of the second-stage oxidation reactor by virtue of a pipeline, the first-stage oxidation reactor is a homogeneous oxidation reactor and the second-stage oxidation reactor is a fixed bed oxidation reactor. Compare with the traditional homogeneous reaction and fluidized bed technology, by the two-stage catalytic oxidation wastewater treatment system, the reaction efficiency is increased, the chemical agent addition amount is significantly reduced, the effluent water quality can be significantly improved, the concentration of organic matters in the effluent water is decreased and the two-stage catalytic oxidation wastewater treatment system is applicable to deep treatment of wastewater and has broad practical application prospects.
Owner:王全勇

Dual-air-inlet centrifugal draught fan and extractor hood

The invention discloses a dual-air-inlet centrifugal draught fan and an extractor hood, and relates to the technical field of extractor hoods. The aim of how to reduce the running noise of the dual-air-inlet centrifugal draught fan is achieved. The dual-air-inlet centrifugal draught fan comprises a volute and a dual-air-inlet impeller, the volute comprises a front cover plate, a rear cover plate and a volute surrounding plate, the front cover plate and the rear cover plate are provided with air inlets, an air outlet channel is connected to the volute surrounding plate, a volute tongue is arranged at the corner between the air outlet channel and the volute surrounding plate, the edge line of the volute tongue is the convex line protruding in the direction away from the root of the volute tongue, the edge line of the volute tongue comprises a first edge line segment and a second edge line segment which are sequentially connected from the front cover plate and the rear cover plate, from the front cover plate to the rear cover plate, the first edge line segment extends in the direction away from the tongue root, the second edge line segment extends in the direction close to the tongueroot, and the first edge line segment and the second edge line segment are convex lines protruding out of the volute tongue. The dual-air-inlet centrifugal draught fan is used for driving gas flowing
Owner:GUANGDONG HISENSE HOME APPLIANCES CO LTD

Filter device for treating industrial sewage

The invention discloses a filter device for treating industrial sewage. The filter device for treating the industrial sewage comprises a tank body, an inner tank, a filter screen, a filter barrel, anarc-shaped cover plate and a first water delivering tube, wherein a water inlet tube is arranged on the left side of the tank body; a discharging end of the water inlet tube penetrates through the surface of the tank body; the surface of the left side of the inner tank is connected with the discharging end of the water inlet tube in a penetrating manner; the left end of the inner tank is fixedly connected with the inner wall of the tank body; the filter screen is connected with the outer wall of the inner tank through a limiting plate fixed internally; a mounting seat is mounted on the inner wall of the tank body; a baffle is mounted on the lower portion of the tank body in an embedded manner; sewage draining openings are separately formed in the lower surface of the tank body and the surface of the baffle; a water draining tube is mounted below the inner tank; the lower end of the water draining tube penetrates through the lower surface of the tank body; a fixing plate is arranged onthe surface of the right side of the tank body; and the arc-shaped cover plate separately penetrates through the surface of the inner tank and the surface of the tank body. According to the filter device for treating the industrial sewage, a resetting spring is compressed by the filter screen; and when the filter screen returns, scummings on the surface of the filter screen are scraped off by a scraper blade, meshes of the filter screen are prevented from being blocked, and the filter efficiency is improved.
Owner:许胡贝

An air-cooled module for heat transfer temperature uniformization of a fuel cell

The invention discloses an air-cooled module for heat transfer temperature uniformization of a fuel cell. The air-cooled module mainly consists of a fuel cell module, fins and a fan system; the fuel cell module comprises an end cap, a membrane electrode, an ultra-thin temperature uniformization plate, a plurality of membrane electrodes and a plurality of ultra-thin uniform temperature plates are alternately arranged, the two sides of each membrane electrode are respectively provided with an ultra-thin uniform temperature plate, and the ultra-thin uniform temperature plate comprises a shell, acavity, a liquid suction core and a working medium; The hollow cavity is arranged in the housing, the hollow cavity is at least protruded from one end of the housing, and the hollow cavity is providedwith a liquid suction core and a working medium; The upper surface or the lower surface of the shell is respectively provided with an air flow channel or a hydrogen flow channel; The overall thickness of the ultra-thin homogeneous temperature plate shall not exceed 3mm; A plurality of fins are installed on the condensing end of the ultra-thin uniform temperature plate. The evaporation end of theultra-thin uniform temperature plate of the invention can separate the reaction gas, collect and conduct the electric current; The heat flux concentrated on the surface of the bipolar plate is rapidlytransferred and diffused to the large area of the condensation surface, which has the effect of uniform temperature and heat dissipation.
Owner:SOUTH CHINA UNIV OF TECH

Expressway reconstruction and extension project construction period road surface drainage system

The invention discloses an expressway reconstruction and extension project construction period road surface drainage system. The road surface drainage system includes: torrent grooves which are formedin a side slope of an old road; drainage channels which are fixedly arranged in a bottom basic layer of a newly expanded road, wherein each drainage channel includes a water inlet end fixedly connected to a tail end of the corresponding torrent groove, and a water outlet end opposite to the water inlet, a plurality of drainage channels are arranged, and the plurality of drainage channels are arranged in parallel; communication pipes arranged between every two adjacent drainage channels and for communicating with every two adjacent drainage channels; a water collection tank which includes a cleaning device and a water storage box, and is used for collecting water on the road surface, cleaning the water, and reusing the water; and a temporary drainage groove having a cross section of a U-shaped structure, wherein the temporary drainage groove is arranged outside a roadbed of the newly constructed road, can lead water on the road surface of the old road and gathered water on a construction site to the water collection tank during construction, the drained water can be collected and reused, and smooth construction of a new road can be achieved.
Owner:孟宪山 +9

Sealing structure of joint of insulating blocks of B type enclosure system

ActiveCN109606564AAvoid squeezingPrevent extrusion and ensure that the tightness of the joint is not damagedEngine sealsThermal insulationThermal insulationThermal expansion
The invention discloses a sealing structure of a joint of insulating blocks of a B type enclosure system. The sealing structure comprises a plurality of first insulating blocks fixed on the wall of acargo hold; a first gap filled with a first thermal-insulation buffer material is formed between the lower sides of every two adjacent first insulating blocks; and a second gap for arranging a first aluminum foil, a second insulating block, a second thermal-insulation buffer material, and a sealing elastic material is formed between the upper sides of every two adjacent first insulating blocks; the first aluminum foils are arranged on the first thermal-insulation buffer materials; the second insulating blocks are arranged on the first aluminum foils; the space between the second insulating blocks and the first insulating blocks is filled with second thermal-insulation buffer materials; the sealing elastic materials are arranged on the surfaces of the second insulating blocks; and second aluminum foils are arranged on the surfaces of the sealing elastic materials. Therefore, a problem of the sealing failure of the insulating block joint due to the thermal expansion and cold contractionat the independent cabin wall is solved effectively; and the extrusion between the insulating blocks is prevented and the sealing performance of the joint is not damaged.
Owner:HUDONG ZHONGHUA SHIPBUILDINGGROUP

Flow cell frame with diversion structure, galvanic pile and processing method of galvanic pile

The invention discloses a flow cell frame with a diversion structure, a galvanic pile and a processing method of the galvanic pile. The flow cell frame comprises a frame body (1), a frame inlet (2), a frame outlet (3), an inlet diversion channel (4) and an outlet diversion channel (5), wherein the frame inlet (2) and the inlet diversion channel (4) are arranged on the upper part of the frame body (1), the frame outlet (3) and the outlet diversion channel (5) are arranged on the lower part of the frame body (1), the middle part of the frame body (1) is provided with an active area (6), the active area (6) is respectively connected with the frame inlet (2) and the frame outlet (3) through the inlet diversion channel (4) and the outlet diversion channel (5), a diversion field (7) is arranged in the active area (6), and sealing lines (8) are arranged around the frame body (1). The invention can solve the problem of structural deformation in a cell and has the function of electrolyte diversion so as to uniformly distribute electrolyte and reduce the zinc dendrite generating probability, thereby improving the performance and the life of the cell. Additionally, the galvanic pile disclosed by the invention has the advantages of simplicity in installation and low failure rate.
Owner:北京百能汇通科技有限责任公司

Sludge treatment filter press with function of easily replacing filter cloth

The invention relates to the technical field of replacement of filter cloth of filter press, relates to a sludge treatment filter press with a function of easily replacing filter cloth. The filter press comprises a supporting rack, a press plate is fixedly connected in the supporting rack, the upper portion of the pressure plate is movably connected with a roller, the two sides of the roller are movably connected with a rotary shaft, a flow guide plate is movably connected to the portion, on the lower potion of the press plate, in the supporting rack, the two sides of the flow guide plate aremovably connected with spring blades, and the side, away from the press plate, of the flow guide plate is movably connected with a rolling body. Due to the action of an oblique plate arranged on the bottom, the gravity center of the rolling body is changed, so that the rolling body rotates; due to rotation, the filter cloth can be separated from the surface of the roller, while the filter cloth ispulled, the surface of the filter cloth can be scratched by the spring blades, when the rolling body rolls to the side away from the flow guide plate, water and sludge in a hollow channel can be separated out due to the action of gravity, and therefore, the effects that the using condition of the filter cloth is precisely controlled and the filter cloth is automatically replaced are achieved.
Owner:湖北华耀生物科技有限公司

Treatment device for efficient solid waste treatment

The invention discloses a treatment device for efficient solid waste treatment. The treatment device comprises a base, wherein a shell body is fixedly connected to the top of the base; a first motor is fixedly connected to at the central axis of the top of the shell body; the output end of the first motor penetrates into the shell body and is fixedly connected with a rotary shaft; stirring blades are fixedly connected to the two sides of the rotary shaft; and an inclined plate is transversally fixedly connected in the shell body, and located below the stirring blades. According to the treatment device disclosed by the invention, through the arrangement of the first motor, the rotary shaft, the stirring blades, the inclined plate, a filter plate, a movable plate, an electric telescopic rod, a support rod and a fixing block, the problem that an existing solid waste treatment device cannot treat a waste liquid in solid waste so that the solid waste treatment efficiency is reduced; and the treatment device for efficient solid waste treatment has the advantage of high efficiency, increases the solid waste treatment efficiency, saves lots of time for a user, facilitates use of the user, and improves the practicability of the solid waste treatment device.
Owner:长兴悍将环保机械制造有限公司

Safe and reliable shock mitigation system for new-energy automobile

ActiveCN108412948APlay the role of diversionReduce the probability of cylinder explosionSpringsNon-rotating vibration suppressionDrive motorEngineering
The invention relates to a safe and reliable shock mitigation system for a new-energy automobile. The safe and reliable shock mitigation system comprises an outer pipe, an axis, a piston, a reset spring, a flow dividing mechanism and a dust removing mechanism; the flow dividing mechanism comprises a control component and a moving component; the control component comprises two rotating units; the moving component comprises a fixing rod, a moving block, a second spring, an oil outlet and a telescopic unit; and the dust removing mechanism comprises a driving chamber, a driving motor, a driving wheel, a connecting rod, a loop ring, a cylinder and a sweeping brush. According to the safe and reliable shock mitigation system for the new-energy automobile, the flow of hydraulic oil can be dividedby virtue of the flow dividing mechanism so that an oil hole can be prevented from being damaged by high pressure which cannot be borne by the oil hole, and the safety and the reliability of a hydraulic shock absorber are greatly improved; by virtue of the dust removing mechanism, dust and impurities are prevented from entering the hydraulic shock absorber along with the axis so that blocking of the oil hole is prevented, the service life of the hydraulic shock absorber is not affected, and the practicability and the reliability of the hydraulic shock absorber are improved.
Owner:HUNAN KANGDEJIA FORESTRY TECH CO LTD

Floating-barrel type tidal current energy generating device

The invention provides a floating-barrel type tidal current energy generating device which comprises a mooring system, a carrier and a water turbine / generator set. The floating-barrel type mooring system is used for mooring the carrier provided with the water turbine / generator set. The carrier is of a transversely-arranged door structure, wherein the door is shaped like a Chinese character 'ri'. The carrier comprises a streamline body, a personnel operating platform and a two-line water turbine / generator set support. The water turbine / generator set is used for converting motion energy of tidal currents into electrical energy and formed by connecting a water turbine, a generator and an accessory coaxial line in series. The water turbine / generator set is of a two-line contra-rotating type and is installed inside space of the carrier. The floating-barrel type tidal current energy generating device has the advantages that the floating-barrel type tidal current energy generating device does not need to be carried under a floating-type platform and on a pipe foundation or a tension leg, and therefore yawing force generated when the single-rotor water turbine operates is eliminated. Meanwhile, the generating device is simple in structure, low in production and manufacturing cost, convenient to install and maintain, economical, stable in generating performance, and suitable for being applied to a high sea state environment with rich tidal current energy.
Owner:HARBIN ENG UNIV

Liquid ethane conveying pipeline pressure protection system and method

PendingCN108317398AMaximum pressure controllableMeet the water hammer overpressure problemPipeline systemsEngineeringWater hammer
The invention discloses a liquid ethane conveying pipeline pressure protection system and method. The system comprises forward pressure relief systems and reverse pressure relief systems which are arranged in parallel on trunk line pumps or valve bypasses. According to the system and the method, the pump or valve front pressure increment caused by action of the pumps or trunk line valves in a liquid ethane pipeline or the isolation section pressure increment caused by temperature rise is automatically released into adjacent upstream and downstream trunk lines by stimulating relief devices arranged on the pumps of the valve bypassed so as to prevent overpressure mediums from entering the atmosphere and limit the highest operating pressure of each pipe section. The system and the method havethe advantages that the water hammer overpressure problem under transient operation of a pipeline can be solved, the influence on the strength of the pipeline due to the volume change caused by influence of the temperature of the mediums after shutdown of the pipeline can be avoided, the overpressure mediums are not discharged from the system after being released, and therefore the investment ofaccessory facilities are reduced, and the safety, environmental protection and energy conservation effects can be achieved.
Owner:CHINA PETROLEUM ENG & CONSTR +1
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