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57results about How to "Reduce eddy current" patented technology
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Pump body assembly of compressor and compressor
PendingCN122280859ABreathe in adequately and smoothlyReduce the impact of inhalationMechanical engineeringPhysics
This invention provides a pump body assembly for a compressor and a compressor. The pump body assembly includes: a first cylinder with a suction channel, comprising a main channel and a branch channel, the axis of the main channel being inclined relative to the axis of the compressor; a connecting channel on a partition member, the axis of the connecting channel being inclined relative to the axis of the compressor; and an intake channel on a second cylinder, the axis of the intake channel being inclined relative to the axis of the compressor. The main channel, the connecting channel, and the intake channel are sequentially connected. The intake end of the main channel is located on the side of the first cylinder and / or on the end face of the first cylinder facing away from the partition member. The intake channel communicates with the chamber of the second cylinder, and the branch channel connects the main channel and the chamber of the first cylinder. The technical solution of this invention solves the problem of high suction resistance in the second cylinder of the compressor in the prior art, which leads to reduced overall energy efficiency.
Owner:ZHUHAI LANDA COMPRESSOR +1
A central air conditioning pipeline noise reduction assembly
The utility model discloses a central air conditioning pipeline noise reduction assembly, including central air conditioning ventilation pipeline, the inside of central air conditioning ventilation pipeline is provided with central air conditioning ventilation pipeline, the inside of central air conditioning ventilation pipeline is provided with noise reduction assembly no.
Owner:ACTER TECH INTEGRATION GRP CO LTD
A wall-mounted air purifier
The utility model provides a kind of hanging air purifier, relate to air purifier technical field.A kind of hanging air purifier, comprising: shell, air inlet and air outlet are provided on shell;Support frame, support frame is set in shell, and first accommodating space is provided in support frame;Filter element, filter element is set in first accommodating space;Plasma generating device, plasma generating device is set in first accommodating space, and filter element is set between plasma generating device and air inlet;Wherein, plasma generating device includes first frame and multiple plasma generating modules set in first frame.By being provided with plasma generating device in hanging air purifier, air is further treated by sterilization, deodorization etc. after passing through physical filtration, improve purification efficiency, and plasma generating device uses modular design to use multiple plasma generating modules, facilitate flexible configuration.
Owner:NINGBO TALLER ELECTRICAL APPLIANCE CO LTD
Vehicle-mounted electronic device and vehicle
ActiveCN224192286UReduce energy lossreduce eddy currentCasings/cabinets/drawers detailsElectric/fluid circuitIn vehicleMechanical engineering
The utility model relates to a vehicle-mounted electronic device and a vehicle, and the vehicle-mounted electronic device comprises a housing which is provided with a heat dissipation surface; the axial flow fan is arranged above the heat dissipation surface and blows air towards the heat dissipation surface; the shielding device is arranged on the side, close to the heat dissipation face, of the axial flow fan and completely covers a non-air-blowing area in the center of the axial flow fan. The heat dissipation surface of the shell is subjected to air blowing heat dissipation through the axial flow fan, the shielding device shields the non-air-blowing area in the center of the axial flow fan, air circulates towards the outer side along the outer wall of the shielding device, generation of vortexes in the non-air-blowing area in the middle of the axial flow fan is reduced, and therefore the energy loss of the axial flow fan is reduced, and the heat dissipation effect is enhanced; and meanwhile, noise generated by turbulence of the air flow is also reduced due to reduction of the vortex.
Owner:ZHIBO AUTOMOTIVE TECH (SHANGHAI) CO LTD
An eccentric sleeve and a scroll compressor
ActiveCN117128168Breduce power consumptionimprove energy efficiencyRotary piston pumpsRotary piston liquid enginesMechanical engineeringPhysics
This invention discloses an eccentric sleeve and a scroll compressor. The eccentric sleeve includes a shaft portion and an edge portion. The edge portion includes a front end edge and a rear end edge disposed radially on the shaft portion. The edge portion is formed by the front end edge extending around the edge of the shaft portion towards the rear end edge. The front end edge and / or the rear end edge are at least partially tangential. By implementing this invention, the front end edge and rear end edge are designed with tangential structures. When the eccentric sleeve rotates, the tangential structures of the front end edge and rear end edge cause them to be tangential to the refrigerant oil. The small contact area between the front end edge and the refrigerant oil greatly reduces the agitation of the refrigerant oil, reduces the generation of eddies, lowers the compressor's power consumption, and thus improves the compressor's energy efficiency.
Owner:ZHUHAI LANDA COMPRESSOR +1
Bundled metal hose
PendingCN121803721Areduce intensityReduced tightnessFlexible pipesHose connectionsSS - Stainless steelPipe
The invention relates to the technical field of fluid conveying pipelines, and discloses a bundled metal hose which comprises a bundled metal hose body, connector assemblies are installed at the two ends of the bundled metal hose body respectively, a plurality of small-diameter thin-wall stainless steel wire pipes are selected as basic units of the bundled metal hose body, and the outer diameter phi of each stainless steel wire pipe is smaller than 5 mm. The wall thickness is 0.1-0.2 mm, the bundling metal hose is made of one of 304 stainless steel and 316 stainless steel, a first welding spot and a second welding spot are arranged at the two ends of the bundling metal hose respectively, and the two ends of the bundling metal hose are welded to the two connector assemblies through the first welding spot and the second welding spot respectively. A plurality of small-diameter thin-wall stainless steel wire pipes are bundled to form the hose main body, so that the inherent defects of a traditional corrugated metal hose are fundamentally overcome; firstly, fluid pressure is uniformly dispersed to each independent wire tube through the bundling structure, the stress concentration phenomenon of a traditional corrugated structure is avoided, and the overall compression strength and anti-fatigue performance are remarkably improved.
Owner:HEFEI HUAYING TECHNOLOGY CO LTD
Deep well multistage centrifugal water pump
The utility model provides a deep well multistage centrifugal water pump, and belongs to the technical field of deep well water pumps. The deep well multistage pump solves the problem that in the prior art, power loss of a deep well multistage pump is too large. The multi-stage centrifugal pump comprises a water inlet seat, a sealing ring, a pump shell, a water outlet seat, a pump shaft and a multi-stage impeller assembly, the water inlet seat, the sealing ring, the pump shell and the water outlet seat are fixedly connected in sequence, the pump shaft sequentially penetrates through the water inlet seat, the multi-stage impeller assembly and the water outlet seat, and the multi-stage impeller assembly is installed in the pump shell. The multi-stage impeller assembly comprises a front guide vane, a plurality of impeller bodies, a plurality of fluid directors and a rear cover plate, each fluid director is of an annular structure as a whole, a through hole is formed in the center of each fluid director, a supporting face is formed in each fluid director and is in a high-low shape, and a circulation hole is formed in the side end face in each supporting face; a first worm-shaped flow guide channel and a second worm-shaped flow guide channel are formed in the front side and the rear side of the supporting face respectively, the supporting face is close to the front side of the flow guider, and a containing cavity is formed in the rear side of the supporting face. The utility model has the advantage of less power loss.
Owner:ZHEJIANG BAOWAN ELECTROMECHANICAL CO LTD
Flood discharge device for water conservancy projects
PendingCN122649375AMeet the needs of refined managementOperation response is fastHydraulic engineeringPortal frame
The application discloses a flood releasing device for hydraulic engineering, which comprises a flood releasing base, a water retaining wall and a flood releasing gate, a flood releasing groove is formed in the flood releasing base, the flood releasing gate is arranged on one side of the flood releasing groove, the flood releasing gate comprises a gate, a portal frame, a screw rod, a driving assembly and a hand wheel, a flood releasing hole is formed in the gate, the portal frame is fixedly arranged on the top of the flood releasing base, a sliding groove is formed in the portal frame and the flood releasing base, and the gate is slidably connected with the sliding groove. The flood releasing device for hydraulic engineering integrates a separate opening and closing assembly on the main gate, when only small flow needs to be released, the heavy main gate does not need to be driven, and only by controlling the opening degree of the cover gate, stepless and fine adjustment of the flow can be realized, the operation response is fast, the energy consumption is low, when large flow needs to be released, the cover gate can be closed first, then the main gate is lifted, full opening degree flow releasing is realized, and the flexibility and working condition adaptability of the flood releasing operation are enhanced.
Owner:NANJING HUIJIN ENG PROJECT MANAGEMENT CO LTD
Damp-proof ventilation pump room
ActiveCN224244011Uavoid enteringChange ventilation effectDrying gas arrangementsDrying solid materialsStructural engineeringMechanical engineering
Owner:SUZHOU YIYUE MECHANICAL & ELECTRICAL EQUIPMENT CO LTD
MIM turbocharging blade
ActiveCN224228728UImprove aerodynamic efficiencyImprove structural strengthInternal combustion piston enginesBlade accessoriesAerodynamic dragTurbocharger
The utility model discloses an MIM (metal injection molding) turbocharging blade, which relates to the technical field of turbocharging blades and comprises a connecting seat, a group of blades are fixedly connected to the annular side surface of the connecting seat, two reinforcing ribs are fixedly connected between the group of blades, a group of grooves for turbulent flow are formed in the surface of each reinforcing rib, and a fixing rod is fixedly connected to the lower surface of the connecting seat. A connecting shaft is arranged on the lower surface of the fixing rod, the annular side face of the fixing rod is sleeved with a threaded ring in a threaded mode, the grooves in the surfaces of the blades can disturb airflow, the airflow forms a specific flow state on the surfaces of the blades, and the change of the flow state can increase the turbulence degree of the airflow and promote mixing of boundary layers. When the airflow flows through the blades, the airflow can flow in a mode of being attached to the surfaces of the blades, separation of the airflow on the surfaces of the blades and generation of vortexes are reduced, air resistance is reduced, the aerodynamic efficiency of the blades is improved, and then the turbocharging effect is enhanced.
Owner:LIANYUNGANG FUTURE HIGH TECH CO LTD
Magnetorheological damper with fast response characteristics
ActiveCN116696979Bquick responseIncrease the magnetic field strengthSpringsNon-rotating vibration suppressionMagnetic currentMagnetorheological fluid
The application belongs to the technical field of magneto-fluid damper, and particularly discloses a magneto-rheological damper with quick response characteristic, which comprises a cylinder body and a piston rod, a piston head is vertically and slidably arranged in the cylinder body, a damping passage gap is formed between the piston head and the side wall of the cylinder body, the piston head comprises a sleeve and a magnetic core, the magnetic core comprises a plurality of magnetically conductive sheets which are connected with each other and sequentially connected along the circumference of the sleeve, a winding groove is formed in the magnetically conductive sheet, the piston rod is inserted into the cylinder body and coaxially connected with the sleeve, the chambers above and below the piston head are working chambers, and the working chambers are filled with magneto-rheological fluid. The application can effectively solve the time lag caused by the eddy current effect hindering the rise of the magnetic field strength in the damping passage, and improve the response speed of the magneto-rheological damper.
Owner:CHONGQING UNIV OF POSTS & TELECOMM
High-precision low-flow-resistance stop valve
ActiveCN224283496Ureduce impact forceReduce precision control and reduceOperating means/releasing devices for valvesLift valveFluid controlAnnular array
The utility model discloses a high-precision low-flow-resistance stop valve, belongs to the technical field of valves, and provides the following technical scheme for solving the problem that the flow pressure adjusting precision is reduced due to vibration of a valve clack of a traditional stop valve: the valve clack is connected with a valve rod through a plurality of groups of supporting assemblies which are uniformly distributed in the circumferential direction, and an inner rod and an outer rod form an axial telescopic structure; and the turntable is in running fit with the valve rod through the L-shaped connecting ring. An annular communicating groove is formed in the top of the valve clack, an annular connecting groove is formed in the corresponding position of the bottom of the valve clack, the two grooves are communicated through communicating holes in an annular array, and a sealing ring capable of being embedded into the connecting groove is arranged in the corresponding position of the inner wall of the valve cavity. When the valve is opened, fluid can directly penetrate through the valve clack through the communicating hole to reduce impact force, the supporting assembly counteracts lateral acting force of the fluid on the valve clack through the axial bearing structure, and bending deformation of the valve rod is prevented. According to the valve, the fluid control precision and the operation stability are effectively improved while the sealing performance is kept by optimizing the fluid channel shape and the valve clack supporting structure.
Owner:ZHEJIANG FLUOR VALVE CO LTD
A portable energy saving electric fan and its method of use
This invention relates to the field of centrifugal fans, specifically disclosing a portable energy-saving electric fan and its usage method. The fan includes a housing with a grille and a fan installed inside the housing. The fan's outlet is aligned with the grille. The top of the housing has an opening through which the fan can extend. The fan's outer casing is divided into a fixed part and at least one movable part. The movable part is movable relative to the fixed part. When the movable and fixed parts are separated, maintenance tools can be inserted into the casing to inspect the inner wall and impeller. This invention allows the fan to be lifted from the housing for easy maintenance. Furthermore, the fan's outer casing can be divided into a fixed part and at least one movable part, and the fixed and movable parts can be fixed to the fixed part without connecting parts, only by a retaining element inside the housing, facilitating maintenance and return to its original position after maintenance.
Straight turbine drill
The utility model relates to the technical field of petroleum drilling equipment, concretely relates to a straight turbine drilling tool, the straight turbine drilling tool includes: the casing assembly is provided with the input of installation cavity for going into the drilling fluid, the main shaft subassembly is set up in the installation cavity, the one end of main shaft subassembly is connected with casing assembly through turbine fixed -rotor subassembly close to the input, the other end of main shaft subassembly is used for connecting the drill bit, the casing assembly is connected by a plurality of partial casing in turn, and the conical thread structure is connected between two adjacent partial casings. The scheme adopts the conical thread structure, can effectively disperse load to can directly eliminate the stress concentration phenomenon of straight thread both ends, makes the casing assembly can bear greater axial, radial, vibration load, avoids the problem that the connecting part of two adjacent parts is easy to break. The scheme improves the reliability of drilling tool, prolongs the working life.
Owner:BEIJING CHUNLUN PETROLEUM TECH DEV CO LTD
Backflow suppression device and backflow prevention fan, refrigerator containing the backflow suppression device
This invention discloses a backflow suppression device and an anti-backflow fan and refrigerator including the same. The backflow suppression device is used to suppress the backflow of gas from the air inlet of the fan to the outside of the fan. It includes: a flow-suppressing part, which is arranged around the outer edge of the air inlet, with one side of the flow-suppressing part rotatably connected to the outer edge of the air inlet, and the other side of the flow-suppressing part extending towards the axis of the air inlet, and the flow-suppressing part being used to rotate around the outer edge of the air inlet; and a limiting part, which is arranged around the outer edge of the air inlet, and the limiting part being used to restrict the rotation of the flow-suppressing part towards the outside of the fan. When gas backflows from the air inlet, the flow-suppressing part rotates towards the limiting part; when air enters the air inlet, the flow-suppressing part rotates towards the impeller of the fan. The flow-suppressing part can block the backflow generated in the positive pressure zone, thereby reducing eddies and the noise generated by eddies. It reduces repetitive work, thereby improving the efficiency of the fan and reducing energy consumption.
Owner:NINGBO FOTILE KITCHEN WARE CO LTD
One-way valve
PendingCN121953099AEnable one-way flowReduce air pressure flow resistanceCheck valvesLift valveReciprocating motionVALVE PORT
The invention provides a one-way valve. The one-way valve comprises a valve body, a valve port, a supporting piece, a guide sleeve and a valve element. A valve cavity is formed in the valve body; the valve port is formed in the valve cavity and fixed to the valve body. The supporting piece is arranged in the valve cavity and fixed to the valve body, and a fluid channel is formed between the supporting piece and the valve body. The guide sleeve is arranged in the valve cavity and located between the valve port and the supporting piece, the guide sleeve comprises a mounting part and a transition part, the mounting part is fixed to the supporting piece, and the transition part is connected to the mounting part. The valve element is arranged on the guide sleeve and can move in the valve cavity in a reciprocating mode so as to open or close the valve port. A plane perpendicular to the center line of the valve body is defined as a cross section, and the area of the cross section of the transition part is gradually reduced from the valve port to the supporting piece.
Owner:ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO LTD
A spherical bend
The utility model provides a kind of spherical elbow belongs to pipe fitting technical field.It solves the problem of uneven distribution of fluid at branch and generation of larger noise in the prior art multi-channel elbow.The spherical elbow includes main pipe body, the main pipe body has several branch pipe bodies respectively with the communication of main pipe body, the main pipe body is spherical, the inner wall of each branch pipe body has several flow guide protrusions, the flow guide protrusions are spirally extended from the water inlet end of branch pipe body to the water outlet end, the pipe wall of branch pipe body has noise reduction hole along the length direction of branch pipe body, the noise reduction hole has multiple and is interval setting along the circumference of branch pipe body.The utility model has the advantage of solving the problem of larger noise generated during use of existing multi-channel elbow.
Owner:ERA CO LTD
Exhaust device for embedded bathroom cabinet washing machine all-in-one machine
ActiveCN224213005UExtend the movement timeextended stayTextiles and paperLaundry driersLaundry washing machineProcess engineering
The utility model relates to the technical field of washing machines, and discloses an exhaust device for an embedded bathroom cabinet and washing machine all-in-one machine, the exhaust device comprises an outer cylinder, the inner wall of the outer cylinder is provided with an exhaust groove; a sealing plate is arranged at a notch of the exhaust groove, and an exhaust channel is formed between the sealing plate and the inner wall of the exhaust groove. The exhaust channel is provided with an air inlet and an air outlet. On the basis of ensuring normal air exhaust of the air exhaust channel, the effect of improving the convenience of installing the air exhaust channel is achieved.
Owner:LUXURY JIA (WUXI) ELECTRICAL APPLIANCES CO LTD +1
Integrated flow guide structure and water pump applying same
ActiveCN224214440Uavoid tightnessAvoid problems such as axial movementPump componentsPriming pumpMechanical engineeringMechanics
The utility model relates to an integrated flow guide structure and a water pump applying the same, and solves the problems that the structure is complicated, the assembly size is difficult to control, axial movement occurs during working and the like in the prior art. According to the technical scheme, the water purifier comprises an inner cylinder, an outer cylinder and a flow guide cover arranged in an inner cavity of the inner cylinder, the inner cylinder and the outer cylinder are provided with center water inlet channels which are sequentially communicated, the inner cylinder, the flow guide cover and the outer cylinder are of an integrated structure, and a plurality of flow guide walls which are arranged in a centrosymmetric vortex mode are arranged on the inner side wall of the outer end of the inner cylinder. The flow guide cover is fixed to the flow guide wall in a buckled mode, the outer side wall of the flow guide wall and the outer side wall of the flow guide cover are the inner side walls of the flow guide channel, the inner side wall of the inner cylinder is the outer side wall of the flow guide channel, and a flow guide opening is formed in the side wall of the outer cylinder. The integrated flow guide structure has the advantages of being beneficial to structure simplification, convenient to produce, machine and assemble, beneficial to improvement of assembly reliability and sealing performance, beneficial to prevention of axial movement, beneficial to guarantee of hydraulic efficiency of the water pump and reduction of noise due to the adoption of the integrated flow guide structure.
Owner:SHIMGE PUMP IND (ZHEJIANG) CO LTD
Air treatment equipment
ActiveCN224230303UIncreasing the thicknessImprove rigidityMechanical apparatusLighting and heating apparatusThermodynamicsAir treatment
The utility model provides air treatment equipment which can comprise an equipment body, an air inlet and an air outlet. The air guide plate is rotatably arranged at the air outlet so as to open or close the air outlet; the air guide device is arranged on the air guide plate, the air guide device comprises a plurality of air guide blades which are movably arranged, and the air guide blades are used for adjusting the air outlet direction of the air outlet. According to the air treatment equipment, when air is supplied, air supplied out of the air outlet can have a wider coverage space by adjusting the opening angle of the air guide plate and adjusting the relative air guide angle of the air guide blades in two stages, so that the indoor temperature adjusting efficiency is improved, and the comfort degree of a user is improved.
Owner:DREAM INNOVATION TECH (SUZHOU) CO LTD
Anti-clogging boiler flue gas denitration device
The utility model discloses a kind of anti-clogging boiler flue gas denitrification devices, it is related to flue gas denitrification device technical field, the anti-clogging boiler flue gas denitrification device, including denitration tower, the smoke inlet end of the denitration tower is connected with the smoke outlet end of boiler by smoke inlet pipe, denitration tower smoke outlet end is connected with the smoke pipe of elbow pipe shape, sweeping pipe is equipped in the outside of the bending section of smoke pipe, a plurality of sweeping head distributed along circumference is installed on sweeping pipe, each sweeping head is inserted into the inside of smoke pipe and is inclined to the wall of pipe and is arranged, for the directional sweeping of elbow pipe inner wall, ash outlet is set in the inside bottom of the bending section of smoke pipe, ash outlet is sealed and closed by detachable arc sealing plate, for discharging accumulated dust and reaction product.The utility model is by being provided with sweeping structure, ash outlet, zoning heating, helical flow guide vane and expansion smoke pipe, prevent from blocking, prevent from condensing, flow guide and steady flow are integrated in one, effectively promote the operation stability of boiler flue gas denitrification device.
Owner:DEZHOU XIUZHEN NEW ENERGY CO LTD
Medium-pressure main throttle valve adjusting structure
ActiveCN224093841Uprevent rotationprevent movementValve members for absorbing fluid energyLift valveControl valvesValve stem
The utility model relates to the technical field of medium-pressure main throttle valves, in particular to a medium-pressure main throttle valve adjusting structure which comprises a valve rod arranged in a valve body and used for controlling the opening degree of a valve element, and an end cover is arranged on the valve rod and at the bottom of the valve body. The limiting mechanism is movably arranged on the valve rod and used for limiting the position of the valve rod at the outer end of the end cover; the buffering mechanism is contained in the valve body and wraps the valve element. By means of the limiting mechanism, the valve rod can be limited and fixed after the opening degree of the valve element is adjusted, rotation of the valve rod is avoided, the valve rod can be prevented from moving, and the adjusting precision is improved; in addition, through the arranged buffering mechanism, kinetic energy dispersion can be conducted on steam entering the valve body, vortexes and sudden fluctuation in the steam flowing process are reduced, a main steam valve is preheated, the temperature of a valve element can be balanced, and therefore rapid pressure fluctuation generated in the operation process is avoided, and the risk of equipment damage is reduced.
Owner:新疆准能投资有限公司
Fan and range hood
This application relates to the field of fan technology, disclosing a fan and a range hood. The fan includes: a volute casing, including annular walls; and an impeller located inside the volute casing. In the axial section of the fan, the annular walls bulge towards the side away from the axis, and the outer annular wall surface of the impeller also bulges towards the side away from the axis. This improves the fan's airflow and air pressure output capacity, increases energy efficiency and air volume, and reduces noise.
Owner:QINGDAO HAIER SMART TECH R & D CO LTD +1
Water storage tank structure for water storage
The utility model discloses a kind of water storage tank structures of water cold storage, comprising: anti-vortex component, anti-vortex component includes fixed pipe, cold water inlet and outlet pipe, connecting pipe and silica gel ring.The utility model is provided with anti-vortex component, when cold water in the inside of tank body needs to be extracted or discharged, under the appearance setting of cold water inlet and outlet pipe, water flow will along the side of cold water inlet and outlet pipe, axial flow is carried out, to complete the extraction of cold water, when cold water inlet and outlet pipe needs to be installed in the position required, cold water inlet and outlet pipe are placed into the bottom of tank body, after making silica gel ring be inserted into fixed pipe inside, half ring pipe is placed in one end of cold water inlet and outlet pipe, again the position of limiting column is aligned with the hole in half ring pipe, push the force of connecting column, so that connecting column and the surface of cold water inlet and outlet pipe are attached, again threaded rod is placed into support column inside, the force of rotating guide block is applied, namely, this scheme, guide water flow to flow along axial, inhibit radial disturbance, to reduce the generation of vortex.
Owner:东莞市鑫洲机电空调工程有限公司
Silencing buffer tank suitable for inverter compressor
PendingCN121932362AAnechoic frequency bandwidthGood noise reduction performancePositive displacement pump componentsPositive-displacement liquid enginesBuffer tankMechanical engineering
The invention discloses a noise reduction buffer tank suitable for an inverter compressor. The noise reduction buffer tank comprises an impedance noise reduction mechanism and a buffer mechanism. The impedance noise elimination mechanism comprises a first tank body, a second tank body, a resistive noise elimination assembly and a reactive noise elimination assembly which are arranged in a penetrating mode, the resistive noise elimination assembly comprises sound absorption linings arranged on the inner wall of the first tank body and the inner wall of the second tank body, and the reactive noise elimination assembly comprises a flow guide cover and a porous plate; the outlet of the flow guide cover located at the inlet of the second tank body faces the direction far away from the outlet of the second tank body; the buffering mechanism comprises a support, at least two flexible plates are transversely arranged on the upper portion of the support, and the two ends of each flexible plate are connected with the second tank body through buffering pads. The silencing buffer tank suitable for the inverter compressor has the beneficial effects of being high in silencing capacity and good in buffer effect.
Owner:BEIJING FRONTIER POWER TECH CO LTD
Special three-way device for preventing blockage of ash conveying pipeline of economizer
ActiveCN224214922Uopen quicklyReduce troubleshooting timeFlanged jointsPipe elementsProcess engineeringFly ash
The utility model discloses a special three-way device for blocking prevention of an ash conveying pipeline of a coal economizer, which comprises a three-way body provided with a horizontal inlet, a horizontal outlet and an inclined outlet, a large-aperture filter screen is arranged at the horizontal outlet of the three-way body, and a flange of the inclined outlet of the three-way body is connected with a detachable blocking plate through a bolt. The blocking plate is used for sealing the inclined outlet; flanges are arranged at the inlet and the outlet of the tee body, and corresponding counter flanges are arranged at the flanges of the horizontal inlet and the horizontal outlet. According to the utility model, the large-aperture filter screen is arranged at the horizontal outlet of the tee joint body to intercept sundries conveyed along with fly ash, and the blockage can be conveniently and quickly cleaned through the design of the detachable blocking plate. In addition, an arc-shaped or spiral guide plate is adopted, so that the flowing path of the coal ash is optimized, the impact on the filter screen is reduced, and the service life of the filter screen is prolonged.
Owner:CHINA POWER CONSTR GEOTHERMAL DEV CO LTD
A driver's cab air conditioner
This utility model belongs to the field of air conditioning maintenance technology and discloses a driver's cab air conditioner, including a housing assembly, a connecting assembly, a heater, and a fan, with the fan fixed to a fan plate. During maintenance, the fan can be replaced simply by disassembling the fan plate, improving the convenience of air conditioning maintenance. Furthermore, the heater is detachably connected to the opening frame via a first and second connecting member. The heater can be replaced and maintained by disassembling either the first or second connecting member and the first baffle, further improving the convenience of air conditioning maintenance and reducing maintenance costs. By staggering the first and second connecting members, the heater is placed obliquely within the opening frame, maximizing its size within a limited space. Compared to a horizontally arranged heater, this reduces eddies generated on the windward side and increases the distance between the heater and the fan, further mitigating the risk of combustion.
Owner:SHANGHAI SONGZHI HAIKOU NEW ENERGY TECH CO LTD
Efficiency improving structure of air intake passage of methanol engine
This application relates to the technical field of engine intake ducts, and in particular to a methanol engine intake duct efficiency improvement structure, including an intake pipe with a bent pipe fixedly installed on the left side. This invention utilizes components such as a tapered pipe, a connecting ring three, and a guide block. The tapered pipe can initially streamline and accelerate the airflow, reducing airflow diffusion loss. The guide block on the connecting ring three and the guide groove one on its outer wall can guide the airflow to a uniform distribution, avoiding local airflow congestion. The arc-shaped guide block on the inner wall of the connecting pipe two and the guide groove two on its outer wall optimize the airflow direction and reduce the flow resistance of the airflow in the pipe. The airfoil guide vane one and airfoil guide vane two fixed on the inner wall of the bent pipe can effectively reduce the vortex generated at the bend of the airflow, ensuring a smooth airflow transition. The above structure, in combination, significantly reduces the degree of airflow turbulence and flow resistance in the intake duct, increases the gas throughput per unit time, and ensures the engine's intake requirements.
Owner:XIANGYANG PUCHUANG ELECTRICAL & MECHANICAL EQUIPMENT ENGINEERING CO LTD
High-efficiency reaction kettle for lithium hexafluorophosphate production
ActiveCN224388764Ubig spaceeasy to cleanChemical/physical/physico-chemical stationary reactorsFeed devicesThermodynamicsElectric machinery
This application relates to the field of lithium hexafluorophosphate production technology, specifically disclosing a high-efficiency reactor for lithium hexafluorophosphate production. The reactor includes a reactor body and a stirring shaft positioned at the center of the reactor body. A motor is fixedly connected to the top of the stirring shaft. A circular opening is formed at the center of the top of the reactor body, and a flange seal connects to an air inlet cylinder extending into the reactor body. A channel is formed at the center of the top of the air inlet cylinder, through which the stirring shaft extends into the bottom of the reactor body, forming an air inlet chamber between the stirring shaft and the air inlet cylinder. An air inlet pipe is provided at the top of the reactor body, extending into the reactor body, with its end penetrating the air inlet cylinder and communicating with the air inlet chamber. Gas is transported from top to bottom along the air inlet chamber into the reactor to participate in the reaction, resulting in a long residence time of the reactant gas in the reactor, thus ensuring that most of the gas participates in the reaction and improving reaction efficiency.
Owner:GUIZHOU PHOSPHATE KAITAI TECHNOLOGY CO LTD
A method for preparing organic microspheres
The application provides a preparation method of organic microspheres. The preparation method comprises the following steps: preparing a first organic polymer seed emulsion by using a vertical reaction kettle with baffles on the inner wall, then adding the seed emulsion into a second organic polymer emulsion, and continuously stirring in the vertical reaction kettle with baffles on the inner wall to obtain the organic microspheres. The method can obtain stable and particle size controllable organic microspheres.
Owner:RUYUAN DONGYANG LIGHT FLUORINE RESIN CO LTD