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323results about How to "Good insulation effect" patented technology
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Assembled architecture outer wall and its construction method
InactiveCN1995578AEasy and fast installation processGood insulation effectCovering/liningsWallsTongue and grooveArchitectural engineering
The invention relates to a packaged building external wall and the construction method. The packaged building external wall comprises load-bearing member and protective board set on the load-bearing member. Said load-bearing member comprises several upright poles and several hanging keys extending out are set on several upright poles. Said protective board comprises several hanging boards and hanging grooves mated with hanging keys are set at the inner side of bottom of said hanging board. Tongue and groove are set at the outside of upper of said hanging board and joint part mated with tongue and groove in lower adjacent hanging board are set at the outside of said hanging groove. The invention adapts said structure and it is provided with convenience and rapid installment, good insulation effect. Safe and protective mesh is installed and fixed between upright poles so that there is good fixing and theftproof effect.
Owner:CHINA BUILDING MATERIALS ACAD +2
Self-compensation high-temp resistance prefabricated direct-buried heat insulation pipe
InactiveCN1862070AReasonable structureGood insulation effectThermal insulationPipe protection by thermal insulationThermal insulationSelf compensation
The invention comprises a core tube, an insulating layer and an outer protecting jacket. There is the insulating layer outside the core and the outer protecting jacket outside the insulating layer. There are more than one hard thermal insulation supporting rings between the core tube and the outer protecting jacket. Because of having the expansion self-compensating effect when used at high temp., the structure of the invention can't be destroyed, so as to make it have a good thermal insulation effect.
Owner:董源
Granular charring rice husk thermal insulation agent
The invention relates to metallurgy field, in particularly to a granular carbonizing rice husk thermo to insulating agent used in iron and steel melting progress. The invention is characterized in that: the thermo of the insulating agent consists of 45 to 80 percent carbonizing rice husk, 10 to 30 percent binder and 1 to 30 percent filling material. The binder refers to one of or a combination of at least two components among amylum, caustic soda flake, bentonite, white putty waterglass, sodium carboxymethyl cellulose (CMC), phosphoaluminate cement and silicate cement. The thermo-insulating agent contains comparatively high carbonizing rice husk, and effectively bonds the carbonizing rice husk into granule shape while at the same time avoids the adoption of calcareousness and dolomite, so as to preserve insulation property of the thermo-insulating.
Owner:上海盛宝冶金科技有限公司
Marsh-gas dry fermenter with continuouslly and automatically feeding and discharging, its process and thermal-insulating and temperature-increasing method
InactiveCN1896219ASimple structureGood insulation effectGas production bioreactorsWaste based fuelSolar greenhouseBiology
A continuous and automatic dry marsh-gas feeding and discharging fermenter, its process and temperature-maintaining and raising method are disclosed. The procedure is carried out by digging dell on ground, putting dry marsh-gas fermenter into dell underground, which is buttering, filling it with corn straw on its thermal-insulating material in winter of northern China, sealing, aerobic and anaerobic fermenting, temperature raising and maintaining, and spreading anaerobic fermenting ventilating pipeline at 1 / 3 of anaerobic temperature-raising pool, covered with multiple solar greenhouse heat collector. It is simple and rational and finishes feeding and discharging synchronously.
Owner:魏吉山
Heat-insulating concrete containing aerogel grains and preparation method thereof
The invention discloses heat-insulating concrete containing aerogel grains and a preparation method thereof. The heat-insulating concrete containing the aerogel grains is characterized by being prepared from the following components in parts by weight: 10 to 50 parts of portland cement, 0.1 to 5 parts of the aerogel grains, 0 to 50 parts of vitrified micro-beads, 0 to 40 parts of fly ash, 0.5 to 10 parts of a dispersion auxiliary agent, 1 to 10 parts of redisperable adhesive powder, 1 to 10 parts of cellulose ether, 0 to 10 parts of anti-cracking fibers and 40 to 100 parts of water, wherein the aerogel grains are strengthened aerogel grains. According to the heat-insulating concrete disclosed by the invention, a preparation process is relatively simple and a heat insulation effect of an aerogel material is kept to the greatest extent; after cement is cured and dried, the concrete has waterproof performance. Furthermore, the strengthened aerogel grains have relatively high strength and are not easily broken; a cement product which takes the strengthened aerogel grains as heat-insulating filling has higher compression-resisting and anti-cracking degrees.
Owner:优澎(嘉兴)新材料科技有限公司
Separate heat-insulating exhaust sound-absorbing device and refrigeration compressor using it
ActiveCN102297118AGood insulation effectImprove efficiencyPositive displacement pump componentsPumpsMetallic materialsEngineering
The invention relates to a separate heat-insulating exhaust silencing device and a refrigerant compressor adopted thereby. The device comprises a metal cavity, and a gas inlet pipe mounting hole and a gas exhaust pipe mounting hole which are communicated with an inner chamber respectively, and is characterized in that: a non-metal shell is also arranged outside the metal cavity; and the exhaust silencing device is arranged outside a cylinder pedestal and is separated from the cylinder pedestal. The shell of a non-metal material is additionally arranged outside the metal cavity of the exhaust silencing device, the probability of contact of exhausted gas and internal gas of the compressor and heat transferred to the outer layer by the metal cavity of the exhaust silencing device are reduceddue to excellent heat insulation effect of the non-metal material, so that the gas in the compressor has lower temperature, and the efficiency of the compressor is increased. Meanwhile, the internal metal cavity is formed by stamping, so that the cost of materials and weight of the device can be greatly reduced, a manufacturing process is simplified, and more space is remained for the periphery of the cylinder pedestal.
Owner:黄石东贝压缩机有限公司
A horizontal high-pressure gas quenching-tempering-nitridation vacuum multipurpose furnace
ActiveCN104195503AAutomate program operationWith manual operation functionSolid state diffusion coatingFurnace typesTemperingEngineering
The invention discloses a horizontal high-pressure gas quenching-tempering-nitridation vacuum multipurpose furnace and relates to the field of metal vacuum thermal treatment. The furnace comprises a vacuum furnace main body, a heating chamber, a wind cooling system, a vacuum unit, a gas supplying system and an electric control system. The heating chamber comprises heating elements, a cylinder, a front cover and a back cover. The front cover and the back cover are provided with wind guiding holes. An air cylinder drives movable doors to open and close the wind guiding holes so as to guarantee circular flowing of cooling gas during tempering and gas quenching and to guarantee a closed structure of the heating chamber during nitridation. The furnace overcomes the disadvantages caused by adoption of metal nitridation tanks adopted by nitridation furnaces at present, namely slow heating and cooling speeds, low atmosphere pressure, and the like. The furnace is provided with using conditions for high-pressure high-flow-rate quenching and tempering, is simple in structure and practical, and truly achieves the using requirements on vacuum multipurpose furnaces.
Owner:北京华翔电炉技术有限责任公司
Improved fire-proof bus duct
InactiveCN103208765AGood insulation effectGood fire performanceTotally enclosed bus-bar installationsTransverse planeFastener
The invention discloses an improved fire-proof bus duct which comprises a duct body formed by an upper cover plate, a lower cover plate and two lateral plates. Two ends of the upper cover plate are bent inwards and downwards to form lower flanges, two ends of the lower cover plate are bent inwards and upwards to form upper flanges, and the two lateral plates are bent outwards to form transverse plates. The transverse plates of the two lateral plates, the upper cover plate and the lower cover plate are locked through fastening pieces, an insulator fills the duct body, and an insulation support is arranged in the duct body. The insulation support comprises an upper insulation support, a lower insulation support and a bus fixed between the upper insulation support and the lower insulation support. Radiating structures are arranged on the two lateral plates, and a drainage channel is arranged on the lower cover plate at a position close to the inner sides of the upper flanges. The improved fire-proof bus duct has the advantage that radiating inclined holes are arranged on the two lateral plates and are different from common radiating gaps, the upper cover plate and the lower cover plate are bent to form certain angles so prevent rain water from entering the radiating inclined holes, the insulation support is arranged in the duct body, an insulation effect is good, and fire-proof performance is good.
Owner:QIDONG WOMALI ELECTRICAL APPLIANCE ACCESSORIES
Environmental-protection energy-saving wall plate of modular grass plate grass bundle wood structure
InactiveCN105178500AHigh integrationGood insulation effectConstruction materialThermal insulationWall plate
An environmental-protection energy-saving wall plate of modular grass plate grass bundle wood structure comprises a non-bearing protection decoration fire-proof hanging plate, a water-proof damp-proof breathable roll material layer, a green high-density straw plate for outer buildings, straw bundles, a green high-density straw plate for inner buildings and a fire-proof decoration panel, wherein straw bundles, a wood partition plate, a wood pole and a cross beam form a bearing wood frame wall part; the green high-density straw plate for outer buildings and the water-proof damp-proof breathable roll material layer are nailed on the outer side of the bearing wood frame wall part, the outermost layer is the non-bearing protection decoration fire-proof hanging plate; the green high-density straw plate for inner buildings and the fire-proof decoration panel are nailed on the inner side of the bearing wood frame wall part. The environmental-protection energy-saving wall plate has the following beneficial effects and advantages that the connection piece integration is high, the thermal insulation effect is good, the waste is turned into treasure, the durability is good, the bearing capacity is high, the construction is convenient, the economic effect is good, complicated operation during the construction process is avoided, and the construction cost is greatly reduced.
Owner:SHENYANG JIANZHU UNIVERSITY
Solar photovoltaic water heater
InactiveCN102645017AGood insulation effectImprove heat utilizationWater heatersElectric heatingWater storage tank
A solar photovoltaic water heater mainly comprises at least one solar photovoltaic generation plate, a water storage tank, a controller and a temperature limiter, wherein the solar photovoltaic generation plates are in series, in parallel or in serial-parallel connection to form a solar power supply and connected with a low voltage electric heating tube installed in an indoor water storage tank through a lead of the solar power supply, a solar photovoltaic plate A is formed by single crystal silicon or polycrystalline silicon cell sheets which are connected in series or in parallel, toughened glass is attached to front sides of the solar photovoltaic generation plates, back plates are positioned at the backs of the solar photovoltaic generation plates, the solar photovoltaic generation plates are integrally fixed by a framework at the periphery, and positive electrode output lines and negative electrode output lines are arranged on the back plates. The solar photovoltaic water heater can totally utilize energy of the photovoltaic electricity to generate heat, outlet hot water has the same pressure as tap water, temperature is identical, thermal insulation of the hot water is good, electric supply can be appropriately used for heating in rainy and snowy days, energy consumption is small, full automatic control is achieved, the structure is reasonable, application is wide, and the solar photovoltaic water heater is safe, reliable, environmental-friendly and energy-saving.
Owner:HANGZHOU TIANBA ELECTRONICS
Heat insulation structure of solar thermal power generation high-temperature molten salt storage tank and preparation method for heat insulation structure
InactiveCN102582981AGood insulation effectGood reflexDomestic cooling apparatusThermal insulationComposite functionInsulation layer
The invention relates to a heat insulation structure of a solar thermal power generation high-temperature molten salt storage tank, which comprises a heat insulation layer, a reflecting layer, a composite functional layer and a protective layer. The reflecting layer is a polished aluminum foil (plate) or a stainless steel foil (plate), and the composite functional layer is made of phenolic aldehyde, polyurethane or tripolycyanamide by means of integral foaming. The invention further provides a preparation method for the heat insulation structure and application of the heat insulation structure. The heat insulation layer and the reflecting layer are constructed layer by layer, a support ring of the protective layer is machined according to the shape of the storage tank, and the protective layer serves as a formwork for casting the composite functional layer, so that the heat insulation structure of the storage tank is formed. The heat insulation structure of the storage tank is excellent in heat insulation effect and long in service life.
Owner:江苏太阳宝新能源有限公司
Vertical-type low-temperature heat-insulation gas cylinder
InactiveCN102174983ABlock heat radiationGood insulation effectContainer filling methodsPressure vesselsEngineeringInsulation layer
The invention relates to a vertical-type low-temperature heat-insulation gas cylinder which comprises a shell, a liner, a distributor, an in-cylinder pipeline of a pipeline control system, a neck pipe and an insulation layer; the shell comprises a shell body and a vacuumizing connector which is connected with the shell body in a sealed mode; the liner comprises a liner body and a coil pipe connector which is connected with the liner in a sealed mode and is positioned at the bottom of the liner body; the heat insulation layer is arranged on the outer wall of the liner body; the distributor is a steel integrated component which is provided with an internal channel; the liner is positioned in the inner cavity of the shell body; the distributor is fixed on the shell body in a sealed mode; the upper end of the neck pipe is fixed on the distributor in a sealed mode; the lower end of the neck pipe is arranged at the periphery of the liner body and is fixed on the liner body in a sealed mode, thus the liner body is suspended in the shell body; the in-cylinder pipeline of the pipeline control system comprises a supercharging coil pipe, a vaporization coil pipe and a seal plate assembly; and the seal plate assembly comprises an inner cavity first pipe, liquid inlet and outlet pipes, a gas discharging pipe and a seal plate. The vertical-type low-temperature heat-insulation gas cylinder provided by the invention has the advantages of good heat insulation effect, is convenient to use and is safe and reliable.
Owner:丁雨福
Heat insulation plate and preparation method thereof
The invention discloses a heat insulation plate and a preparation method thereof. The heat insulation plate uses inorganic materials as major ingredients, and is prepared from the following ingredientraw materials including 100 parts by weight of cement, 1 to 7 parts by weight of graphene, 30 to 100 parts by weight of water, 2 to 10 parts by weight of fiber, 4 to 10 parts by weight of foaming agents, 1 to 5 parts by weight of foam stabilizers, 0.5 to 1.5 parts by weight of early strength agents and 0.1 to 2 parts by weight of water reducing agents. The comprehensive performance of the heat insulation plate is further improved.
Owner:中晶新材料有限公司
Heat-preserving decorative mold board for outer wall body and manufacturing method thereof
InactiveCN103362269AGood insulation effectShorten the production cycleCovering/liningsContinuous productionManufacturing engineering
Owner:JILIN HONGDU BUILDING MATERIAL CO LTD
Magnesite/dolomite microwave light-burning device and method
Owner:山东派智新能源科技有限公司
Heat insulating material and its preparation method
A preparation method of heat-insulating material includes the following steps: using one kind of three chemical raw materials of polystyrene foam, polyurethane foam and polyvinyl chloride foam as aggregate, pulverizing it into granules, mixing it with cement and water and fully stirring to obtain a mixture material, adding adjuvant, the mass ratio of mixture material and adjuvant is 250-350:0.5-1.5, and the adjuvant is formed from foaming agent, foam-stabilizer and foam-controlling agent, finally pouring and forming. The said invention possesses the advantages of light weight and good heat-insulating effect. The main performance indexes of the said invented product are as follows: folume weight 285-495 kg / m3 28d compressive strength 0.5-4.8 mpa, thermal conductivity coefficient 0.082-0.12W / C (m.k) and freezing-thawing resistance at -15 deg.C - -20 deg.C for 25 times shows that its sample is intact.
Owner:沈富根
Continuous feeding discharging material sludge gas dry fermentation device and its temperature rising and maintaining method
InactiveCN1718719ASimple structureGood insulation effectGas production bioreactorsWaste based fuelEngineeringSludge
A dry fermentor of marsh gas and its warming method for continuously feeding raw materials and discharging dregs features that a deep pit is dug in the ground, a dry fermentor for generating marsh gas in it, the straw or stalk is filled in the space between said fermentor and pit walls, and a solar heat collector is used to cover on the top of fermentor.
Owner:魏吉山
Traditional Chinese medicine extraction stirring device
InactiveCN106902536AEasy to operateGood insulation effectRotary stirring mixersMixer accessoriesElectric heatingChinese herbology
The invention belongs to the field of traditional Chinese medicine preparation devices, and particularly relates to a traditional Chinese medicine extraction stirring device. The traditional Chinese medicine extraction stirring device is characterized in that a stirring shaft is positioned inside a tank body and connected with an output shaft of a motor, stirring blades are arranged inside the tank body and are connected with the stirring shaft through a connecting rod, a filter screen baffle is arranged inside the tank body, a tank body filter screen is arranged on the filter screen baffle and positioned below the stirring shaft, an electric heating wire is arranged inside the tank body, a discharge pipe is communicated with one side of the bottom of the tank body, a first filter screen is arranged inside the tank body and positioned on one side of the discharge pipe and a joint of the tank body, a return pipe is communicated with the other side of the bottom of the tank body, a delivery pipe is communicated with the top of the tank body, a circulating pump is communicated with the return pipe and the delivery pipe, and a second filter screen is arranged inside the tank body and positioned on one side of the return pipe and the joint of the tank body.
Owner:CAISHENG HONGYANG TIANJIN TECH CO LTD
Heat insulating inorganic mortar
The present invention belongs to the field of building material and chemical technology, and is especially one kind of environment friendly heat insulating inorganic mortar for outer wall of building. The mortar consists of cement 27-50 wt%, natural light aggregate 47-70 wt% and polymer 0.1-3 wt%. The present invention is environment friendly, low in cost and high in strength, and may be used to adhere tile.
Owner:姚秋平
Heat-insulation and sound-insulation composite plate
InactiveCN103643748AGood sound insulationGood insulation effectHeat proofingSound proofingPerliteWool
The invention discloses a heat-insulation and sound-insulation composite plate which is composed of two layers of heat insulation plates and two layers of sound insulation plates arranged between the heat insulation plates, wherein the heat insulation plates and the sound insulation plates are bonded with a sound insulation adhesive, a layer of wooden moisture-proof plate adheres to the outer side of each heat insulation plate with glue, the heat insulation plates are made of any one or two of polyethylene foam plates, polyurethane foam plates and polystyrene foam plates, the sound insulation plates are rock wool plates, and the sound insulation adhesive is prepared in the mode that 120 parts of cement, 30 parts of expanded perlite and 10 parts of silicon dioxide are mixed evenly, then 100 parts of 60-65 DEG C hot water is added, and then stirring is conducted to obtain the sound insulation adhesive. The heat-insulation and sound-insulation composite plate is good in sound insulation effect and heat insulation effect, simple in production technology and resistant to fire, and dual-sound-insulation is achieved by the sound insulation layers.
Owner:QINGDAO BAIZHONG CHEM TECH
Insulation board member for decorating wall face
InactiveCN103696549ALower operating costsGood insulation effectCovering/liningsLayered productsEngineeringInsulation layer
The invention relates to an insulation board member for decorating a wall face. According to the insulation board member, core columns which extend towards the direction of an insulation layer and the direction of a decorating layer and are used for fixing a rigid layer of the insulation board member, the insulation layer and the decorating layer together are arranged on the rigid layer of the insulation board member, and a net-shaped member which is used for hanging the insulation board member is arranged on the internal surface of the rigid layer. After the insulation board member is fixedly arranged on a wall body, mortar or other decorative parts are not required to be coated again, and the insulation board member can be fixedly arranged on the wall body by the net-shaped member in a hanging manner, so that the insulation board member can be mounted on the wall body very conveniently, and the operating cost can be reduced.
Owner:关涛
Thermal diffusivity sensor chip with silicon cup structure and preparation method of thermal diffusivity sensor chip
InactiveCN102721721AGood insulation effectQuick responseMaterial heat developmentPhysicsMonocrystalline silicon
The invention provides a thermal diffusivity sensor chip with a silicon cup structure and a preparation method of the thermal diffusivity sensor chip. The chip comprises an SOI (silicon on insulator) wafer, the SOI wafer consists of monocrystalline silicon, buried-layer silicon dioxide and a silicon substrate, the buried-layer silicon dioxide is arranged on the monocrystalline silicon, the silicon substrate is disposed on the buried-layer silicon dioxide, a heat-insulation cavity is disposed on the silicon substrate, the bottom buried-layer silicon dioxide is exposed via the heat-insulation cavity, heaters, a first temperature sensor and second temperature sensors are arranged on the bottom surface of the heat-insulation cavity, the heaters and the second temperature sensors are arranged around the first temperature sensor in a centrosymmetric manner, and each heater is disposed between the first temperature sensor and the corresponding second temperature sensor. Heat is transferred in the corroded heat-insulation cavity during measurement, a heat-insulation effect is good, measurement precision is high, the chip can sufficiently detect heat transfers in all directions, is fast in response and can detect differences among the heat transfers of fluid in the different directions, and more data can be obtained by means of selectively energizing the four heaters or selectively loading different powers on the four heaters, so that measurement results are true and more reliable.
Owner:XI AN JIAOTONG UNIV
Construction technology of inorganic glass bead heat preservation outer wall
InactiveCN103276818AGood insulation effectEasy constructionHeat proofingBuilding material handlingMaterials scienceBuilding construction
The invention discloses a construction technology of an inorganic glass bead heat preservation outer wall. The construction technology comprises the following steps that 1) an adhesion agent bonding processing layer is sprayed on the wall surface of a wall body with a basic layer processed, or the wall surface of the wall body with the basic layer processed is smeared with the adhesion agent bonding processing layer; 2) wire suspension and control wire flipping are carried out; 3) the wall surface is smeared with an inorganic glass bead heat preservation mortar layer; 4) the wall surface is smeared with an anti-crack mortar protection and reinforcement layer, and alkali-resisting gridding cloth are pressed in the anti-crack mortar protection and reinforcement layer; 5) the wall surface is smeared with a flexible waterproof putty layer; 6) the construction of a finish coat is carried out. Inorganic glass bead mortar is adopted as a heat preservation layer of the outer wall, the inorganic glass bead mortar can be used on site by being mixed with water, the outer wall surface of a building can be directly smeared with the inorganic glass bead mortar, the heat preservation effect is better, and construction is convenient.
Owner:ZHEJIANG HONGCHENG CONSTR GRP
Environment-friendly heat insulation building coating
InactiveCN104530843AGood insulation effectImprove insulation effectWax coatingsAntifouling/underwater paintsParaffin waxBenzyl alcohol
The invention discloses an environment-friendly heat insulation building coating in the field of coatings. The coating comprises the following components in parts by weight: 20-25 parts of styrene-acrylic emulsion, 1-5 parts of benzyl alcohol, 1-5 parts of ethylene glycol, 1-5 parts of hydroxyethyl cellulose, 1-5 parts of tributyl phosphate, 1-3 parts of sodium polyphosphate, 10-20 parts of nanometer titanium dioxide, 5-15 parts of nanometer aluminium silicate, 5-10 parts of chitosan, 10-15 parts of hollow glass beads, 15-25 parts of paraffin microcapsules and 10-25 parts of distilled water. The environment-friendly heat insulation building coating disclosed by the invention has the beneficial effects that the basic performances, such as drying time, water resistance, alkali resistance, scrubbing resistance, adhesive force and the like of the coating reach the national standard; the thermal insulation effect is good, the maximum temperature difference with a blank sample is 18 DEG C, the average temperature difference is 15 DEG C, and the two substances such as the paraffin microcapsules and the hollow glass beads have a synergetic effect, so that the thermal insulation effect of the coating is enhanced, and the antibacterial effect is good.
Owner:QINGDAO WINCHANCE TECH
Fireproof heat-insulating board
InactiveCN103147519AGood strengthGood insulation effectHeat proofingFire proofingMoisture permeabilityPolyurethane coating
The invention relates to the field of boards, in particular to a fireproof heat-insulating board. The fireproof heat-insulating board consists of a waterproof wear-resisting coating, a steel structural layer, a fireproof layer and a heat-insulating layer and particularly comprises the heat-insulating layer, the fireproof layer, the steel structure layer and the waterproof wear-resisting coating from inside to outside. The fireproof layer is a polyurethane coating and has the characteristics of elasticity, flexibility and favorable strength; and in addition, the fireproof layer has the advantages of moisture permeability and ventilation performance, wear resistance, wet resistance and dry cleaning resistance. The heat-insulating layer made of glass fiber material is favorable in heat-insulating effect.
Owner:张庆之
Corrosion-resisting autoclaved aerated concrete block
InactiveCN104058644AReasonable ingredientsGood insulation effectSolid waste managementCeramicwareCorrosionCalcium hydroxide
The invention discloses corrosion-resisting autoclaved aerated concrete block. The corrosion-resisting autoclaved aerated concrete block is prepared from the following materials in parts by weight: 10-20 parts of cement, 35-50 parts of diatomite, 0.15-0.2 part of zinc powder, 3-5 parts of aluminum chloride, 0.2-0.4 part of potassium hydroxide, 0.3-0.6 part of caustic soda, 0.5-0.8 part of calcium chloride, 0.1-0.2 part of calcium hydroxide, 0.4-0.8 part of coconut oil fatty acid glycollic diamide, 0.1-0.2 part of polypropylene fiber, 18-30 parts of fluorgypsum and 10-20 parts of modified filler. The corrosion-resisting autoclaved aerated concrete block disclosed by the invention is reasonable in dosing, good in thermal-insulation effect and light in weight; and meanwhile, the chemical acid and alkaline resistance is strong.
Owner:蚌埠华东石膏有限公司
Insulation detecting system for power transmission cables
InactiveCN105866648AGood insulation effectReduced scope for failureTesting dielectric strengthFault location by conductor typesInsulation resistanceGeographic information system
The invention relates to an insulation detecting system for power transmission cables. The insulation detecting system comprises an electric power cable. A GIS (geographic information system) terminal is connected with the electric power cable, a grounding circuit of the electric power cable is provided with a current sensor, an amplifier is connected with the current sensor, a signal filter is connected with the amplifier, an A / D (analog / digital) converter is connected with the signal filter, a computer is connected with the A / D converter, a data concentration collector is connected with the computer, an environmental temperature collector and a resistance information collector are connected with the data concentration collector, a temperature sensor is connected with the environmental temperature collector, insulation resistance testers are connected with the resistance information collector, GPS (global positioning system) positioning devices are connected with the insulation resistance testers, and the electric power cable is connected with the insulation resistance testers. The insulation detecting system has the advantages of wide application range, accuracy in fault detecting and fault positioning, reliability in running, low power consumption, long service life and convenience in debugging and operation.
Owner:CHANGGE ELECTRICAL IND
Thin film type temperature sensor
InactiveCN104697660AGood insulation effectGood stabilityThermometers using electric/magnetic elementsUsing electrical meansThermistorEngineering
The invention discloses a thin film type temperature sensor. The thin film type temperature sensor comprises a metal support, an NTC thermistor arranged at one end of the metal support, calendaring wires arranged at the other end of the metal support, a terminal hole base arranged at the other ends of the calendaring wires, a thin film used for covering the metal support and the NTC thermistor, and FFC or FPC flexible flat cables used for wrapping the calendaring wires. One ends of the FFC or FPC flexible flat cables are connected with the thin film, and the other ends of the FFC or FPC flexible flat cables are connected with the terminal hole base. The thin film type temperature sensor has the advantages that by thin film packaging, the thin film type temperature sensor is good in insulation effect, good in stability, high in reliability, high in resistance value precision and safe to use; meanwhile, the length of the thin film type temperature sensor can be increased at will according to the needs of customers.
Owner:SHENZHEN MINJIE ELECTRONICS TECH
Honeycomb type SCR denitration catalyst calcining furnace and method for drying SCR denitration catalyst
InactiveCN103673590AGood insulation effectReduce energy consumptionCatalyst activation/preparationFurnace typesHoneycombEngineering
The invention discloses a honeycomb type SCR denitration catalyst calcining furnace and a method for drying an SCR denitration catalyst. The honeycomb type SCR denitration catalyst calcining furnace comprises a furnace body, a conveying device and a heating device. The conveying device comprises a feeding platform, a conveying platform and a discharging platform. The conveying device further comprises a net belt operating on the feeding platform, the conveying platform and the discharging platform in a revolving mode. The heating device is an infrared quartz heating pipe arranged inside the furnace body. The tail end of the furnace body is provided with a cooling area which is provided with a heat exchanging pipe. The heat exchanging pipe is connected with a heat pumping draught fan. The two sides of the net belt are provided with automatic skew adjustment devices comprising guiding wheels. The drying method comprises the warming section I, the sintering section I, the warming section II, the sintering section II and the cooling section. The calcining furnace is economical, durable, good in heat preservation effect and high in automation degree and saves energy consumption, the number of the fractured sintered products is small, and the quality of the products is high.
Owner:HUBEI DAQING ENVIRONMENTAL PROTECTION KILN
Sulphoaluminate foamed cement heat insulation board with good sound insulation effect and preparation method of sulphoaluminate foamed cement heat insulation board
The invention provides a sulphoaluminate foamed cement heat insulation board with a good sound insulation effect. The sulphoaluminate foamed cement heat insulation board is prepared from the following components in parts by mass: 45-50 parts of sulphoaluminate cement, 1.5-1.8 parts of expanded perlite, 0.5-0.8 part of pottery clay, 8-10 parts of coal ash, 1.2-1.5 parts of gypsum, 0.6-0.8 part of polypropylene fiber, 1.8-1.0 part of calcium stearate, 0.2-0.4 part of sodium metasilicate, 2.6-2.9 parts of 35% hydrogen peroxide, 3-5 parts of a lithium-based curing agent and 42-46 parts of water. The invention also provides a preparation method of the sulphoaluminate foamed cement heat insulation board. The sulphoaluminate foamed cement heat insulation board provided by the invention is favorable in heat insulation and sound insulation effects and suitable for a heat insulation system for an exterior wall.
Owner:桂林汉西鸣科技有限责任公司
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