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27results about How to "Change shape" patented technology
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Nb, V, Ti alloyed light weight wear resistant steel and its preparation method and application
This invention provides a lightweight wear-resistant steel alloyed with Nb, V, and Ti, its preparation method, and its applications, belonging to the technical field of lightweight wear-resistant steel. The lightweight wear-resistant steel of this invention, by mass percentage, comprises: Mn 23.0–26.0%, Al 7.5–8.3%, C 1.12–1.25%, Si 0.20–0.25%, Nb 0.05–0.20%, Ti 0.05–0.15%, V 0.05–0.10%, P ≤ 0.03%, S ≤ 0.01%, and the balance Fe. Experimental results show that the lightweight wear-resistant steel provided by this invention has a density ≤ 7.01 g / cm³. 3 Yield strength is 565–654 MPa, tensile strength is 901–985 MPa, elongation is 50.3–58.7%, and KV at -40℃. 2 The impact energy is 97-134J, and the wear resistance is improved by more than 30% with high impact energy.
Owner:YANSHAN UNIV
A creep-resistant die casting rare earth magnesium alloy with high strength and high fluidity, a preparation method and application thereof
The application discloses a creep-resistant die-casting rare earth magnesium alloy with high strength and high fluidity, and a preparation method and application thereof. The application belongs to the field of die-casting magnesium alloys. The magnesium alloy comprises, in percentage by mass, Al: 4.8-7.2%, La: 3.0-4.2%, Sm: 1.2-2.0%, Y: 0.4-1.2%, Mn: 0.1-0.6%, Te: 0.01-0.1%, Bi: 0.01-0.5%, and the balance of Mg and inevitable impurity elements. The application significantly refines the structure of the magnesium alloy by optimizing the alloy composition, changes the composition, distribution and morphology of intermetallic compounds in the alloy, simultaneously generates Al-Te phases stable at high temperatures, improves the mechanical properties and creep resistance of the magnesium alloy, and further improves the die-casting fluidity of the magnesium alloy, so as to meet the requirements of large-scale integrated design automobile parts.
Owner:CHANGCHUN INSTITUTE OF APPLIED CHEMISTRY CHINESE ACADEMY OF SCIENCES
Folding fence connecting structure and folding fence
ActiveCN224282185UChange shape flexiblychange shapeFencingChildren furnitureCross connectionMechanical engineering
Owner:DONGGUAN JINWANG CHILDREN PROD CO LTD
Constructed wetland treatment system, method and application
PendingCN121850209AImprove adsorption capacityEasy to settleWater treatment parameter controlWater contaminantsConstructed wetlandMicroorganism
The invention provides a constructed wetland treatment system and method and application, and belongs to the technical field of pollutant treatment. The constructed wetland treatment system comprises a constructed wetland pool, a supporting layer and a matrix functional layer are sequentially arranged in the constructed wetland pool from bottom to top, wetland plants are planted on the matrix functional layer, and the matrix functional layer is a mixture of Manchuino ore and quartz sand. According to the invention, the Manchuo mine is used as a matrix filler of an artificial wetland system, and through the electron supply, adsorption and coprecipitation effects of the Manchuo mine, the form of heavy metals is changed, the adsorption of micro-organic pollutants and the adsorption and precipitation of the heavy metals are promoted, and the removal of the heavy metals and part of the micro-organic pollutants is realized; meanwhile, microorganic micropollutants are degraded through a synergistic effect with microbial anabolism and mediated oxidation-reduction reaction thereof and plant assimilation absorption, so that a multifunctional pollutant removal system for the constructed wetland is constructed, and the utilization rate of the constructed wetland is effectively increased while effluent is ensured to meet the national standard.
Owner:CHINA PETROLEUM & CHEMICAL CORP +2
High-strength and high-toughness ADC12 cast aluminum alloy and preparation method thereof
PendingCN121852778Ahigh melting pointImprove stabilitySuperstructure subunitsUltimate tensile strengthToughness
The invention discloses a high-strength and high-toughness ADC12 cast aluminum alloy and a preparation method thereof, and belongs to the technical field of aluminum alloy preparation. The ADC12 cast aluminum alloy comprises the following chemical components in percentage by weight: 9.6%-12.0% of Si, less than or equal to 1.3% of Fe, 1.5%-2.5% of Cu, less than or equal to 0.5% of Mn, less than or equal to 0.3% of Mg, less than or equal to 0.5% of Ni, less than or equal to 1.0% of Zn, less than or equal to 0.2% of Sn, 0.1%-0.3% of Tb and the balance of aluminum and inevitable impurity elements. According to the ADC12 cast aluminum alloy, the content of a copper element is reduced, and meanwhile, a trace amount of rare earth terbium element is added to refine a structure, so that the strength and the toughness are improved, and the strength reduction caused by the reduction of the copper element is made up. Meanwhile, artificial aging treatment is provided, and the strength is further improved by separating out a secondary strengthening phase, so that the ADC12 material which is low in cost, high in strength and high in toughness is developed, and the high-strength requirement under the extreme condition is met.
Owner:SHAANXI FAST GEAR CO LTD
Waist support with elastic supporting structure
PendingCN121970946Achange shapechange hardnessGarment suspendersProtective garmentStructural engineeringMechanical engineering
The invention provides a waist support with an elastic supporting structure, and belongs to the technical field of waist supports. The technical problem that an existing waist support can not be further adjusted according to the condition of the waist by tightening the waist support to reinforce the waist is solved. Comprising a waist protection part, reinforcing parts are arranged at the two ends of the waist protection part and buckled with each other, an elastic supporting part is arranged in the waist protection part, reinforcing drawstrings are arranged on the reinforcing parts, and the reinforcing drawstrings are interchanged, buckled and tightened to change the shape and hardness of the elastic supporting part to reinforce the waist support. The waist protection part and the reinforcing parts form an annular shape to reinforce the waist through mutual buckling of the reinforcing parts, then the waist protection part is further reinforced through interchanging, buckling and tightening of the reinforcing drawstrings, and meanwhile, the shape and hardness of the elastic supporting part are changed through tightening of the reinforcing drawstrings to reinforce the waist support.
Owner:YANGZHOU AOLIKES SPORTS GOODS CO LTD
Heat exchange part, heat exchange module and electronic equipment
PendingCN121772158Achange shapeincrease flexibilityHermetically-sealed casingsModifications by conduction heat transferThermodynamicsMechanical engineering
The embodiment of the invention discloses a heat exchange piece, a heat exchange module and electronic equipment, the heat exchange piece comprises a first body part, a second body part and a deformation part, one end of the deformation part is connected with the first body part, the other end of the deformation part is connected with the second body part, and under the condition that the deformation part deforms, the deformation part is connected with the second body part. And an included angle can be formed between the first body part and the second body part. Therefore, under the condition that the deformation part deforms, the deformation part can drive at least one of the first body part and the second body part to move, so that an included angle is formed between the first body part and the second body part, the overall appearance of the heat exchange piece can be changed, and the heat exchange piece can be conveniently suitable for electronic equipment with deformation requirements; the heat exchange piece is convenient to adapt to different use states of the electronic equipment, and the flexibility of the heat exchange piece is also improved.
Owner:GEER TECH CO LTD
Synthesis of core / shell nanoparticles
PendingCN122161680Aevenly distributedEasy to adjustTransportation and packagingMetal-working apparatusNanoparticleChemistry
The present invention belongs to the field of nanoparticles and nanoparticle synthesis. In particular, the present invention relates to a method and system for producing core / shell nanoparticles, as well as core / shell nanoparticles. A method for producing core / shell nanoparticles is provided, comprising: - producing nanoparticles; - transporting the nanoparticles by a gas stream; - forming one or more shells around the nanoparticles while the nanoparticles are transported by the gas stream.
Owner:THE UNIV OF AMSTERDAM
Display module and display device
ActiveCN224203788Uchange shapeEasy to adjustIdentification meansComputer hardwareComputer graphics (images)
The utility model provides a display module and a display device, and belongs to the technical field of display. The flexible display panel is arranged on one side of the supporting back plate; the multiple supporting bodies are arranged between the supporting back plate and the flexible display panel, the multiple supporting bodies are evenly distributed on the supporting back plate, and the supporting bodies can deform in the normal direction of the supporting back plate; the driving structure is connected with the multiple supporting bodies, and the driving structure is used for driving at least one supporting body to deform in the normal direction of the supporting back plate so that the distance between at least one area in the flexible display panel and the supporting back plate can be changed. By means of the display module and the display device, adjustability of the shape of the display module can be achieved, and the application range of the display module is widened.
Owner:BOE TECHNOLOGY GROUP CO LTD
Vibration damping devices, wall panels, and mechanical equipment based on Mikaelian lenses
ActiveCN224287225UAchieving self-focusChange the trajectory of progressMountingsMechanical equipmentAcoustics
This utility model discloses a vibration damping device, wall panel, and mechanical equipment based on a Mikaelian lens. The vibration damping device based on a Mikaelian lens includes: a conformal self-focusing lens; a vibration damping element disposed on a portion of the conformal self-focusing lens corresponding to at least one wave focus; and / or an energy harvesting element disposed on a portion of the conformal self-focusing lens corresponding to at least one wave focus. Thus, by disposing of the vibration damping element and / or the energy harvesting element on the portion of the conformal self-focusing lens corresponding to at least one wave focus, or on a portion of the conformal self-focusing lens adjacent to at least one wave focus, the vibration damping element can suppress vibrations transmitted to the conformal self-focusing lens, and the energy harvesting element can collect and utilize the vibrational energy transmitted to the conformal self-focusing lens.
Owner:BEIJING INSTITUTE OF GRAPHIC COMMUNICATION
A biomimetic peptide anti-icing and deicing agent, and a preparation method and application thereof
ActiveCN116284240BMolecular weight controllablechange shapeFood ingredient as anti-freezing agentPeptide preparation methodsSide chainMacromolecule
The application provides a kind of biomimetic peptide anti-icing and antifreezing agent and its preparation method and application, belong to the field of biological polymer synthesis;The biomimetic peptide anti-icing and antifreezing agent described in the application uses hydroxyl side chain as hydrophilic side chain, alkyl chain as hydrophobic side chain, and is synthesized by solid phase subunit synthesis method according to the designed structure to obtain biomimetic peptide anti-icing and antifreezing agent containing different hydrophilic and hydrophobic sequences;The biomimetic peptide anti-icing and antifreezing agent can form hydrogen bond interaction with the surface of ice crystal to inhibit water molecule movement, and the hydrophobic alkyl group can affect and prevent water molecules from gathering through hydrophobic interaction, thereby effectively regulating ice crystal growth.
Owner:JIANGSU UNIV
Disposable crissum postoperative nursing pad
ActiveCN224179867Upromote healingrelieve inflammationTherapeutic coolingTherapeutic heatingCold compressesNursing care
The utility model relates to the field of medical instruments, in particular to a disposable crissum postoperative nursing pad. The utility model provides a disposable crissum postoperative nursing pad which can inject water to perform hot compress or cold compress on a patient when the disposable crissum postoperative nursing pad is pasted for use, relieve inflammation, swelling and pain, reduce bleeding, improve use comfort and promote wound healing. A disposable crissum postoperative nursing pad comprises a breathable pad, a first sticking sheet and the like, and the upper side of the rear portion of the breathable pad is connected with the first sticking sheet. Cold water or hot water is poured into the water injection pipe and then enters the water bag for water injection, then the anti-overflow screw cover is rotated to be movably installed for sealing, then the device is pasted on trousers for use, hot compress or cold compress is carried out through hot water or cold water, and therefore when the device is pasted for use, water injection can be carried out on a patient for hot compress or cold compress. Inflammation, swelling and pain are relieved, bleeding is reduced, the use comfort is improved, and wound healing is promoted.
Owner:FOSHAN NANHAI DISTRICT PEOPLES HOSPITAL
Multifunctional billiard chalk sleeve
ActiveCN224099950USimple preparation processChange the inner diameterBilliardsStructural engineeringBilliard ball
The utility model discloses a multifunctional billiard chalk sleeve, which comprises a sleeve body (1) and an elastic ring (2), and is characterized in that the sleeve body (1) is in a sheet-shaped fillet strip shape, a linear notch in the length direction of the sleeve body (1) is arranged in the middle of the sleeve body (1), two end points of the notch are respectively provided with a circular cutting hole, and the elastic ring (2) is in an elastic ring shape. The portion, located at one end of the linear notch, of the sleeve body (1) is bent towards the reverse side in the length direction of the sleeve body (1) and overlapped on the front side of the portion, located at the other end of the linear notch, of the sleeve body (1), the elastic ring (2) sleeves the overlapped portion from the linear notch, and the chalk is put into the sleeve body (1) from the linear notch in the middle of the sleeve body (1), so that the chalk sleeve wraps the chalk. The leaked powder surface of the chalk powder is used for storage when being attached to the sleeve body (1), and the leaked powder surface of the chalk powder can be erased when being not attached to the sleeve body (1).
Owner:孟海同
High strength steam turbine rotor blade and method of processing
ActiveCN116771429Bchange shapechange angleBlade accessoriesEfficient propulsion technologiesImpellerStructural engineering
The application discloses a high-strength steam turbine rotor blade and a processing method, and relates to the technical field of steam turbine rotor blades. The high-strength steam turbine rotor blade comprises a impeller, circular grooves are arranged on the two sides of the impeller, fixing structures are arranged on the two sides of the impeller, blades are arranged in the two circular grooves, the blades are provided in a plurality of groups, blade roots are welded on the sides of the blades, connecting portions are fixedly installed on the sides of the blade roots, limit grooves are arranged on the inner side walls of the circular grooves, and the limit grooves are provided in a plurality of groups. The connecting portions with special shapes and structures are arranged on the blade roots, so that the blade roots have better structural stability when being connected with the impeller or the rotating drum, the shape and the setting angle of the blades are changed, the blades are arranged in a circumferential direction, the axes of the blades and the rotor main shaft are perpendicular, the torque of the centrifugal force on the blades can be eliminated when the blades work, and the structural strength of the blades is improved.
Owner:HANGZHOU STEAM TURBINE CASTING & FORGING
A cleaning device for insulating porcelain bottles
ActiveCN117443805BEfficient removalincrease frictionPlastic recyclingCleaning using toolsEngineeringBottle
The application relates to the technical field of insulating porcelain bottle cleaning, in particular to a cleaning device for insulating porcelain bottles, which comprises a support frame, the support frame is rotationally installed with an insulating porcelain bottle with an axis arranged horizontally; the bottom of the support frame is arranged with air bags with surface-attached bristles, the air bags are sequentially arranged along the axial direction of the insulating porcelain bottle, each air bag is elastically abutted on the insulating porcelain bottle from the bottom to the top along the vertical direction, and the friction surfaces of the air bags in contact with the insulating porcelain bottle are connected with each other to cooperatively form a cleaning cavity; along the axial direction of the insulating porcelain bottle, the cross-sectional shape of the cleaning cavity is matched with the cross-sectional shape of the insulating porcelain bottle, so that the outer cylindrical surface of the insulating porcelain bottle rotating in the cleaning cavity is in sliding friction contact with the cavity wall of the cleaning cavity; the application can effectively remove the dirt attached to the surface of the insulating porcelain bottle, and restore the insulation capacity of the insulating porcelain bottle.
Owner:ZONGYANG COUNTY POWER SUPPLY CO OF STATE GRID ANHUI ELECTRIC POWER CO LTD +1
High-toughness ferrite-pearlite type non-quenched and tempered steel and method for manufacturing the same
ActiveCN116288014BImprove machinabilityincrease strainTemperature control deviceProcess efficiency improvementToughnessMachinability
The application provides a high-toughness ferrite-pearlite type non-quenched and tempered steel and a manufacturing method thereof, and the composition of the steel is as follows: C 0.35-0.42%, Si 0.35-0.45%, Mn 1.25-1.65%, P ≤0.010%, S 0.025-0.050%, Cr 0.10-0.30%, Nb 0.02-0.05%, Mo 0.010-0.050%, Ni 0.10-0.25%, Al 0.025-0.045%, V 0.10-0.30%, Cu ≤0.10%, Ti 0.010-0.040%, [N] 120-160ppm, [H] ≤1.0ppm, T.O ≤10ppm; the rest is Fe and inevitable impurity elements; the steel is combined with a controlled rolling and controlled cooling process, the ferrite content is increased, the strength and toughness are improved, the strength and toughness are matched, and the cutting performance is improved.
Owner:МААНЬШАНЬ АЙРОН ЭНД СТИЛ КО ЛТД
Medical convenient anti-falling stretcher
ActiveCN224179891Uprevent fallingeasy to operateRestraining devicesStretcherMedical equipmentKnee Joint
The utility model discloses a medical convenient anti-falling stretcher, and particularly relates to the technical field of medical equipment, the medical convenient anti-falling stretcher comprises two parallel bearing rods, a stretcher surface is arranged between the two bearing rods, four hooks are fixed at the left part of the upper side of the stretcher surface, four binding components are fixed on a rod sleeve at the right side along the length direction of the rod sleeve, and the binding components are fixed on the stretcher surface. The positions of the four binding assemblies correspond to the shoulder, chest, abdomen, pelvis and knee joints of a patient respectively. The binding assembly comprises a binding belt, a limiting belt and a pulling plate. The patient can be firmly fixed on the stretcher by covering the body of the patient with the constraining assembly, buckling the D-shaped ring on the constraining assembly on the corresponding hook, tightening the traction rope on the constraining assembly to a proper degree of tightness, adhering the pulling plate to the reinforcing belt on the back side of the stretcher surface and locking the traction rope, so that the operation is simple and quick, and the operation is convenient. Therefore, the anti-falling device is particularly suitable for narrow step ladder transfer.
Owner:YIYANG CENT HOSPITAL
An austenitic light-weight wear-resistant steel, a preparation method and application thereof
ActiveCN117431460BImprove plastic toughnessImprove corrosion resistanceSoil-shifting machines/dredgersProcess efficiency improvementUltimate tensile strengthWear resistance
The application provides an austenitic light-weight wear-resistant steel and a preparation method and application thereof, and belongs to the technical field of light-weight wear-resistant steel.The austenitic light-weight wear-resistant steel provided by the application contains, in percentage by mass, Mn 24-27%, Al 6.50-8.10%, C 0.85-1.12%, Si 0.10-0.30%, Cr 0.70-1.40%, Mo 0.40-0.80%, Ni 0.40-0.65%, Ce 0.04-0.07%, P≤0.03%, S≤0.01%, and the balance of Fe.The results of examples show that the austenitic light-weight wear-resistant steel provided by the application has a density <6.99g / cm 3 , a yield strength ≥588MPa, a tensile strength ≥910MPa, an elongation ≥52.6%, and a-40℃KV2 impact energy ≥95J, and the high-impact-energy wear resistance is improved by more than 30%.
Owner:YANSHAN UNIV
Dust removal device for tunneling mining operation
ActiveCN224194351Uchange sizechange shapeHuman health protectionDispersed particle filtrationAir compressionThermodynamics
The utility model provides a dust removal device for tunneling mining operation, which belongs to the technical field of dust removal equipment and comprises a dust removal box, an air compression tank is arranged on the front side of the dust removal box, and a negative pressure fan is arranged on the dust removal box on one side of the air compression tank. The air compression tank and the negative pressure fan are electrically connected with a main control box on the rear side of the dust removal box through connecting wires; an access cover is movably arranged on one side of the dust removal box, an air inlet is formed in the other side of the dust removal box, and a cloth bag mechanism is movably arranged in the dust removal box; one side of the air inlet is connected with the dust removal box, and the other side of the air inlet is provided with an air inlet guide mechanism. Dust is efficiently and flexibly collected through the air inlet guide mechanism capable of being adjusted at multiple angles and the adjustable expansion plate; all the components are controlled in a centralized mode through the main control box, and centralized control operation is achieved; and through modular design and a reasonable connection structure, maintenance is convenient, and it is guaranteed that the device is stable and reliable.
Owner:OTUOKE QIANQI GREAT WALL NO 5 MINING CO LTD
Two-color injection molding adhesion test fixture and system
The application discloses a double-color injection molding adhesion force test tool and system, and relates to the technical field of double-color injection molding adhesion force test tools. The double-color injection molding adhesion force test tool comprises a base, a test panel arranged on the base, and two fixing assemblies. The test panel is used for supporting a test piece. The two fixing assemblies are arranged on the test panel and can fix the test piece on the test panel. At least one fixing assembly is movably connected to the test panel. The application discloses a double-color injection molding adhesion force test tool and system, and solves the problem of unsatisfactory double-color injection molding adhesion force test effect.
Owner:WANHUA CHEM GRP CO LTD
Method and system for recovering high-purity calcium fluoride from rare earth ore fluorine-containing raffinate
PendingCN121872425AResolve mixed problemsaccelerated settlementWater treatment parameter controlWater contaminantsSulfate radicalsRaffinate
The invention discloses a method and system for recovering high-purity calcium fluoride from rare earth ore fluorine-containing raffinate, the rare earth ore fluorine-containing raffinate enters a nanofiltration separation unit after suspended solids and organic impurities are removed in a pretreatment unit, sulfate ions are intercepted by a nanofiltration membrane to form a sulfate concentrated solution, and monovalent fluorine ions enter nanofiltration produced water through the nanofiltration membrane; carrying out induced crystallization reaction on the nanofiltration produced water and lime milk in a calcium fluoride crystallization reactor to generate calcium fluoride crystals; small-particle calcium fluoride crystals obtained by solid-liquid separation from the effluent of the calcium fluoride crystallization reactor are sent back to the calcium fluoride crystallization reactor to serve as calcium fluoride seed crystals, and the water obtained by solid-liquid separation is discharged after reaching the standard; according to the method, the purity of the calcium fluoride generated by the method is stabilized at 90% or above, sulfate by-products can be produced, resource recycling of fluorine and sulfate in the rare earth raffinate is achieved, and the disposal amount of hazardous waste is greatly reduced.
Owner:SUZHOU ZHANQING ENVIRONMENT PROTECTION TECHCO LTD
Feed bulking machine
The utility model provides a feed bulking machine which comprises an extruding mechanism, a transferring mechanism, a cutter mechanism and a hopper mechanism, the cutter mechanism and the hopper mechanism are both arranged on the transferring mechanism, and the cutter mechanism is located above the hopper mechanism. Due to the fact that the transferring mechanism can drive the cutter mechanism and the hopper mechanism to be close to or away from the power output end of the extrusion mechanism, the distance between the cutter mechanism and the extrusion mechanism can be adjusted without shutdown and cavity opening, the size and shape of feed are changed, and the production efficiency is effectively improved.
Owner:FOSHANSHIGUANGMUXINGSILIAOYOUXIANGONGSI
Hair curler
ActiveCN224722827Uchange shapeAvoid the problem of poor curling effect
The utility model provides a kind of curling iron, comprising: handheld main body, water storage tank and air guide component are provided on handheld main body;Clamp plate assembly, it is set on handheld main body, clamp plate assembly is open and close to be set, steam generation part and airflow blowing part are set in clamp plate assembly, water storage tank is communicated with steam generation part, to steam generation part water supply, make steam generation part produce steam;Air guide component is communicated with airflow blowing part, to make airflow blow out through airflow blowing part.The present application solves the problem that the curling iron in the prior art produces steam, and water remains on the hair, so that the hair cannot be effectively characterized, resulting in poor styling effect.
Owner:THUMBS UP INNOVATIONS TECH CO LTD
Microbial remediation agent for heavy metal remediation and preparation method and application thereof
ActiveCN119752872Bhigh activityImprove environmental adaptabilityBacteriaContaminated soil reclamationPotassium hydroxidePseudomona aeruginosa
The application discloses a microbial remediation agent for heavy metal remediation and a preparation method and application thereof, and is prepared by loading pseudomonas aeruginosa on a carrier; the carrier comprises the following components in parts by weight: 8-22 parts of chlorella vulgaris algae liquid, 1-3 parts of silicon fertilizer, and 1-3 parts of nano zero-valent iron; the silicon fertilizer is obtained by calcining a mixture of granite stone powder, marble powder and alkali activator at a mass ratio of 8-12:0-12:0.5-4; and the alkali activator is solid sodium hydroxide or potassium hydroxide. The microbial remediation agent has high activity, fast reproduction, is environment-friendly and pollution-free, and is low in cost; can change the form of heavy metals, converts the heavy metals from a high-toxicity form into a low-toxicity form, reduces the toxicity and migration of the heavy metals, and significantly reduces the pollution caused by the heavy metals.
Owner:SOUTH CHINA NORMAL UNIV +1
Black and odorous water treatment and restoration equipment
The present application relates to the technical field of black and odorous water treatment, and discloses a black and odorous water treatment and restoration device, which comprises a bearing frame, an electrochemical treatment module arranged below the bearing frame, and a general control module arranged above the bearing frame; the electrochemical treatment module comprises a horizontal frame body, flexible electrode sheets, inner support plates and an adjusting function module; the horizontal frame bodies are arranged in an array on one side of the bearing frame immersed in water; each horizontal frame body is provided with an inner support plate arranged in an array below; the flexible electrode sheets are sleeved outside the inner support plates in the same group and are electrically connected to the general control module through wires; the inner support plates are driven to swing by the adjusting function module, the flexible electrode sheets are pushed and jacked outward from the inside by the inner support plates, and the flexible electrode sheets are subjected to periodic bending deformation.
Owner:SHAANXI HUAPU ENVIRONMENTAL PROTECTION TECH CO LTD
Air-cooled household permanent magnet variable frequency self-priming centrifugal pump
ActiveCN115573920Bchange structureSimple structurePump componentsPriming pumpLow noiseElectric machine
This invention relates to an air-cooled household permanent magnet variable frequency self-priming centrifugal pump, solving the problems of high noise and poor cooling effect in existing technologies. The technical solution includes: a base, a housing that mates with the base, a motor housed within the housing, and a pump body connected to the motor. Both the motor and pump body are mounted on the base. A fan is mounted on the motor shaft. The motor cable exits through the housing. The pump body is a self-priming centrifugal pump, and the motor is a permanent magnet variable frequency motor. The fan includes a fan impeller and a fan cylinder. The fan impeller is housed within the inner cavity of the fan cylinder, which is a cylindrical shape open at both ends. One end of the fan cylinder is located near the motor housing, and the other end is fitted to the corresponding inner wall of the housing. Ventilation holes are provided on the housing corresponding to the end of the fan cylinder, with the area of the ventilation holes matching the area of the fan cylinder openings. The ventilation holes and the fan cylinder together form a fan cover. The effects are: low noise and good cooling effect.
Owner:SHIMGE PUMP IND (ZHEJIANG) CO LTD
Weathering steel sheet and method for manufacturing the same
This application relates to a weathering steel plate and its preparation method. The weathering steel plate comprises: C: 0.07-0.11%, Si: 0.2-0.6%, Mn: 0.3-0.5%, Cu: 0.2-0.4%, Ni: 0.01-0.03%, Ti: 0.01-0.02%, Zr: 0-0.01%, Cr: 0.20-0.40%, P: 0.06-0.12%, N: 0.002 -0.004%; The preparation method involves continuous casting, roller cooling, heating, and rolling of molten steel; the addition of zirconium can improve the comprehensive performance of steel by fixing nitrogen, refining grains, and stabilizing rust layer; before heating the continuously cast billet, the furnace temperature of the surface layer of the continuously cast billet is controlled at 550-600℃, which can inhibit the precipitation of AlN grain boundaries on the surface layer of the continuously cast billet, while refining the surface grains and improving the grain boundary bonding force; thus solving the defects of edge point-line peeling and red rust.
Owner:SHOUGANG GROUP CO LTD +1