Product
Patsnap Eureka
For R&D, Patsnap Eureka makes reading and utilizing patents & technical documents easy.
Patsnap Eureka AIR
Designed for self-driven R&D workflows. Generate viable solutions, solve complex R&D challenges, empower your innovation with AI.
Patsnap Eureka Materials
Designed for material experts only. Revolutionize your material R&D, from search, analyze, to developing new materials.
Feature
TechResearch
Generate reliable direction feasibility study reports for your R&D in just a few steps.
TechSeek
Discover and master advanced knowledge NOW. Basics, ideas, possibilities, all at once.
TechMind
As an expert in R&D Theories, TechMind can generates customized viable solutions instantly.
TechRisk
Analyze your overall solution with one click, know your potential R&D risks in advance.
TechMonitor
Get weekly tech updates, stay abreast of the latest tech innovations and key insights.
Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
31results about How to "Reduce or eliminate hazards" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Hot stamping foil applied to overlapping hot stamping on gold stamping layer and preparation method of hot stamping foil
ActiveCN103465668AImprove trimming effectTransfer completelyDuplicating/marking methodsPolyurea/polyurethane coatingsHot stampingCellulose
The invention discloses a hot stamping foil applied to overlapping hot stamping on a gold stamping layer and a preparation method of the hot stamping foil. When overlapping hot stamping is carried out on an existing hot stamping foil, the defects that the transferring is incomplete, the hot stamping is not carried out on some portions due to omission, scumming is caused, powder falls off, and the edge of a hot stamping layer is not clear can happen. The hot stamping foil is composed of a base membrane layer, a release layer, a color coating layer, a vacuum aluminum coated layer and a gumming layer. The gumming layer is prepared by raw materials which comprise, by weight, 1-6 parts of chloroethylene-vinyl acetate resin, 1-10 parts of polyvinyl alcohol, 1-10 parts of acrylic ester, 1-5 parts of nitrocellulose, 1-5 parts of fumed silica, 20-70 parts of ethyl acetate, 10-50 parts of ethyl alcohol and 1-5 parts of propyl acetate. According to the hot stamping foil applied to the overlapping hot stamping on the gold stamping layer, the hot stamping foil has the good stamping performance and the good trimming performance, the overlapping hot stamping layer is complete in transferring, the edge is smooth and free of burrs, the adhesion is firm, the phenomena of dusting, powder falling and the like do not exist, the hot stamping effect is strong in third dimension, and the anti-fake performance is more outstanding.
Owner:云南玉溪东魅包装材料有限公司
Universal dust-free polishing equipment for hubs
InactiveCN105479317AAchieve recyclingReduce riskGrinding carriagesPolishing machinesWorking environmentZero emission
The invention discloses novel universal dust-free polishing equipment for hubs. The novel universal dust-free polishing equipment for hubs comprises a base, noise-reducing and dust-removing equipment and a universal mechanism arranged in the noise-reducing and dust-removing equipment. A universal dust-free hub polishing platform for polishing the hubs is designed through a mechanical structure and a unique dust-removing structure, a dust-free, safe and zero-emission production system is established, the problems of poor working environments of polishing workers, severe environmental pollution and potential safety hazards are solved fundamentally, meanwhile, the polishing quality cannot be reduced, and the polishing yield is improved.
Owner:江苏密斯特工业机器人有限公司
Production method of sodium fluosilicate
InactiveCN102153091AQuality improvementReduce or eliminate hazardsSilicon halogen compoundsPhosphoric acidEconomic benefits
The invention relates to a production method of sodium fluosilicate. The method comprises the following steps: adding a phosphoric acid purification device to purify the phosphoric acid produced in a phosphoric acid workshop; injecting the purified phosphoric acid in a filtrate receiver, injecting in a reaction tank by using a variable frequency pump; injecting fluorine-removing agent in the reaction tank at a ratio according to the fluorine content of phosphoric acid, reacting by utilizing the stirring action of the reaction tank; injecting the obtained mixture in a settling tank by using a pump after the reaction in the reaction tank, centrifuging the settled precipitate, and drying to obtain a sodium fluosilicate product and obtain the defluorinated phosphoric acid on the upper layer. In the method, after wet-process phosphoric acid is purified, fluorine-removing agent is used to remove about 2% of fluorine in phosphoric acid and form insoluble fluosilicate, and the fluosilicate is precipitated, washed, separated and dried to obtain a sodium fluosilicate product, thus the rational utilization of resource can be realized and the economic benefit of the enterprise can be increased. By adopting the method, fluorine resource can be fully recycled in the production process of compound fertilizer, high quality fluorine-free compound fertilizer can be produced and the damages to soil can be reduced or eliminated.
Owner:山东聊城鲁西化工第四化肥有限公司
Resource comprehensive utilization method for recovering fluorine from wet-process phosphoric acid
InactiveCN103145131AQuality improvementReduce or eliminate hazardsSilicon halogen compoundsPotassium silicatePhosphoric acid
The invention relates to a resource comprehensive utilization method for recovering fluorine from wet-process phosphoric acid. The method comprises the following steps of: absorbing SiF4 and HF gases generated in the wet-process phosphoric acid by using water, and preparing the gases into a hydrofluosilicic acid solution of which the mass percent concentration is 10-35%; mixing one of four solids including solid sodium sulfate, solid potassium sulfate, solid sodium chloride and solid potassium chloride with the hydrofluosilicic acid solution, and reacting for 0.1-2 hours at 30-80 DEG C under stirring to obtain a mixture; centrifugally separating the obtained mixture to obtain a solid and a filtrate; and washing the solid with water, and drying for 1-3 hours at 100-120 DEG C to obtain a sodium fluorosilicate or potassium fluorosilicate crystal. According to the method, a byproduct hydrofluosilicic acid in the wet-process phosphoric acid and sodium (potassium) sulfates or chlorides which are abundant and easily-available are used as raw materials, so that the cost is low, two products including sodium fluorosilicate and potassium fluorosilicate can be produced at the same time by using one set of equipment, and the maximum utilization ratio of the hydrofluosilicic acid can reach over 99%.
Owner:KINGENTA NORSTERRA CHEM CO LTD
Method for extracting coal seam gas through ground fracturing and underground horizontal drill holes
ActiveCN102493831AImprove permeabilityImprove drilling air permeabilityFluid removalGas removalHydraulic fracturingCoal
The invention relates to a method for developing underground coal seam gas, and provides a method for extracting coal seam gas through ground fracturing and underground horizontal drill holes in order to ensure the safety production of a coal shaft and improve the air permeability of the underground drill holes as well as the extraction efficiency of gas. The method comprises the following steps: 1) shaft placing design; 2) ground shaft drilling, as well as ground construction of vertical drill holes or directional drill holes for a mine in areas with roadways and without construction of underground coal seam gas extraction drill holes; 3) hydraulic fracture, namely, conducting hydraulic sand fracture after well completion so as to form high permeable fracture influenced areas; 4) underground horizontal long drill holes, namely, drilling horizontal directional seam gas extraction holes along a main mineable coal seam to form a horizontal drill hole influenced areas; the horizontal drilling hole influenced area is communicated with the fracture influenced area to realize the coal seam gas extraction. Through adopting the method provided by the invention, the hazard of coal mine gas disaster can be eliminated, and the guarantee degree of safety production of the coal mine can be improved at the same.
Owner:SHANXI JINCHENG ANTHRACITE COAL MINING GRP CO LTD
Automatic elevator guide rail mounting equipment and method thereof
ActiveCN113173471AImprove construction efficiencyReduce construction costsElevatorsEngineeringStructural engineering
The invention discloses automatic elevator guide rail mounting equipment and a method thereof. The equipment comprises a lifting box body, automatic angle iron mounting devices, guide rail carrying devices and distance measuring devices, wherein the lifting box body is of a structure with at least two layers; a plurality of groups of automatic angle iron mounting devices are mounted on an upper-layer platform of the lifting box body; a plurality of groups of guide rail carrying devices are arranged on the upper-layer platform or / and a lower-layer platform of the lifting box body; each group of guide rail carrying devices comprise guide rail taking and fixing modules used for taking materials and guide rail aligning and moving modules used for moving guide rails to guide rail support frames and positioning the guide rails; and the distance measuring devices are used for measuring vertical gaps between next operation positions and previous operation positions and measuring the gaps between angle irons and the guide rails so as to determine the horizontal lengths of the guide rail support frames. The automatic elevator guide rail mounting equipment, the guide rails can be automatically mounted; the time and the labor are saved; and the construction risk in the mounting process can also be reduced.
Owner:广州明森合兴科技有限公司
Preparation method, product and application of soil remediating active organic fertilizer
The invention discloses a preparation method, a product and application of a soil remediating active organic fertilizer. The preparation method provided by the invention comprises the following steps: hydrolyzing caked dregs by using an enzyme to obtain the caked dregs containing active free amido acids, and then carrying out mixed fermentation on hydrilla soil, yellow bran, shell powder, bone meal, shrimp and crab shell meal by use of ferment bacteria to obtain organic fermented materials; finally, blending the caked dregs containing the active free amido acids with the organic fermented materials and adding a soil enzyme, thereby obtaining the active organic fertilizer for soil remediation which is up to the national microbial fertilizer standards. The soil remediating active organic fertilizer provided by the invention is capable of improving the fertilizer utilization rate and the percent conversion of crop nutrients; according to practices, the utilization rate of the fertilizer can be increased by 1.5-1.8 times, and therefore, the effects of over production, quality improvement, yield increase and good harvest can be achieved. Importantly, the product of the preparation method provided by the invention is capable of effectively improving the soil hardening condition, recovering the gas-solid-liquid ratio of the arable soil, forming the granular structure, improving the water retention capacity, proliferating the beneficial bacteria and activating soil.
Owner:CHANGSHA XINYUAN AMINO ACID BIOLOGICAL FERTILIZERCO
Positive-circulation drilling and dedusting technique of chamber down-hole hammer and double-wall pipe
InactiveCN101864895AReduce or eliminate hazardsAchieve dust removal effectBorehole drivesSlagDouble-walled pipe
The invention relates to a positive-circulation drilling and dedusting technique of a chamber down-hole hammer and a double-wall pipe, which is specially used for a positive-circulation drilling and dedusting method of combination of an ordinary down-hole hammer and a double-wall pipe. The dedusting portion is realized by three parts, i.e. a water delivering box, a double-wall pipe and a water injection conversion joint. Compared with other chamber injected hole drilling dedusting methods, the dedusting method has simple and reliable structure and favorable dedusting efficiency and does not affect the impact drilling efficiency of ordinary down-hole hammers. When the hammer head of the down-hole hammer is drilled, water with a certain pressure is fed to an annular gap of the double-wall pipe through a water box; water enters in the water injection conversion joint through the annular gap; pressure water is sprayed from holes circumferentially arranged on the water injection conversion joint to form a water spray area; waste gas carries rock powder to mix in the water spray area; and the formed multiphase flow of water, gas and rock slag is discharged outside through the annular gap between the double-wall pipe and the hole wall to realize positive-circulation drilling wet-type dedusting of ordinary down-hole hammers.
Owner:CHINA UNIV OF GEOSCIENCES (BEIJING)
Method for preparing tobacco leaves containing no nicotinamide or little nicotinamide
InactiveCN101579147AReasonable material selectionNo emissionsTobacco treatmentNational standardPassive smoker
The invention provides a method for preparing tobacco leaves containing no nicotinamide or little nicotinamide, comprising the following steps of: soaking the dried tobacco leaves in a fermentation liquid, preparing the fermentation liquid by the following weight portion ratios: 50-100 portions of jujube, 50-100 portions of apple, 15-30 portions of angelica and 150-300 portions of red wine; leading the fermentation to last 30-60 days at the temperature of 30-40 DEG C for standby; subsequently arranging the tobacco leaves in the fermentation liquid at normal temperature; soaking and fermenting the tobacco leaves for 7-10 days; and separating the leaves from the liquid and subsequently preparing the products such as cigarettes, cigars, cut tobaccos and the like by normal cigarette process. The method has the advantages that the raw material is easy to be obtained and the cost is low, the obtained product effectively reduces or eliminates the harm of the nicotinamide to the smokers or passive smokers, optimizes the social sanitary environment, and provides help for the healthy development of the tobacco industries. Detected by provincial food authority department according to national standard, the content of the nicotinamide in the tobacco leaves is reduced to less than 0.035%.
Owner:谢孔玉
Construction device for installing fastener on building surface
PendingCN112983018AImprove construction efficiencyReduce construction costsWorking accessoriesBuilding material handlingPunchingConstruction engineering
The invention discloses a construction device for installing a fastener on a building surface. The construction device comprises a construction machine table, a construction device and a construction posture adjusting device; the construction device comprises an installation plate, a fastener feeding module, a construction module and a first transverse driving mechanism; the construction module comprises a rack, a punching module and a fastener installation module; the fastener installation module comprises a fastener lifting module and a fastener locking module; an expansion bolt and a locking nut are installed on the fastener; the fastener lifting module comprises a support, a positioning base, a second vertical driving mechanism and a clamping mechanism; and the fastener locking module comprises a pneumatic hammer and a third vertical driving mechanism used for driving the pneumatic hammer to do linear motion. According to the construction device, the fastener can be automatically installed on the building surface, the construction cost is reduced, the construction efficiency can be improved, and dangers caused by construction are reduced or eliminated.
Owner:GUANGDONG CHANGDA OVERSEAS ENG
Automatic angle iron mounting equipment and method
ActiveCN113277407AImprove construction efficiencyReduce construction costsWorking accessoriesMine liftsStructural engineeringManufacturing engineering
The invention discloses automatic angle iron mounting equipment and method. The equipment comprises a lifting box body and automatic angle iron mounting devices, and each automatic angle iron mounting device comprises a machine table, an angle iron storage module, a punching module and an angle iron mounting module; explosive bolts are mounted on angle irons, and a nut matched with each explosive bolt is arranged on the corresponding explosive bolt; each angle iron mounting module comprises a bolt implanting mechanism, a nut tightening mechanism and a bolt implanting driving mechanism; and at least two layers of platforms are arranged on the lifting box body and used for driving the machine tables to do lifting motion so that after the punching modules leave the operation positions, when the angle iron mounting modules reach the operation positions, push rods and sleeves in the angle iron mounting modules are coaxially aligned with bolt holes punched by the punching modules. According to the automatic angle iron mounting equipment, mounting of the angle irons can be automatically achieved, time and labor are saved, and the construction risk in the mounting process can be reduced.
Owner:广州明森合兴科技有限公司
Food production enterprise electronic traceability integration and risk early warning system and method
PendingCN110580628AImprove safety supervisionRaise awareness of responsibilityCommerceEarly warning systemThird party
The invention discloses a food production enterprise electronic traceability integration and risk early warning system and method. The system comprises a food production traceability module, a food sampling inspection information module and a risk factor analysis and early warning module. The food production tracing module and the food sampling inspection information module are data sources of therisk factor analysis and early warning module, and the risk factor analysis and early warning module is a fusion display module of the food production tracing module and the food sampling inspectioninformation module. According to the invention, the food safety supervision capability can be improved; harm possibly generated by problem food is reduced or eliminated, the responsibility awareness of an enterprise main body is improved, and food safety emergencies can be effectively handled; the food safety supervision efficiency is improved, the treatment capacity is improved, and the significance is far-reaching; meanwhile, the development of a third-party food inspection and detection mechanism and technology is promoted.
Owner:江苏省食品药品监督信息中心
Soil conditioner for treating farmland pollutants and preparation method of soil conditioner
InactiveCN109370608AImprove breathabilityHigh organic contentAgriculture tools and machinesOther chemical processesMicrobial agentVitex negundo
The invention discloses a soil conditioner for treating farmland pollutants and a preparation method of the soil conditioner. The soil conditioner is prepared from soy bean meal, peat humic acid, toosendanin, magnesium oxide, potassium nitrate, zinc sulfate, slow-release boron, cortex cinnamomi, a microbial agent, sodium alginate and traditional Chinese medicine raw materials, wherein the traditional Chinese medicine raw materials comprise aizoon stonecrop herb, common achyranthes herb, blumea balsamifera, root and tuber of dysosma majorensis, quercus fabri hance, fruit of embelia oblongifoliaand root of vitex negundo, and the soil conditioner is prepared by selecting, impurity removing, grinding, drying and uniform mixing. By increase of pH of soil, mobility of heavy metal in soil is reduced, the immobilization effect is realized, and the soil conditioner has functions of improving physical and chemical properties of the soil, improving soil fertility, increasing crop yield and improving crop quality.
Owner:哈尔滨尼亚农业有限公司
Synthesis method of cyanoacrylate compound
PendingCN113402424AReduce or eliminate hazardsReduce or eliminate pollutionCarboxylic acid nitrile preparationOrganic compound preparationCombinatorial chemistrySolvent
The present invention discloses a cyanoacrylate synthesis method, which comprises the following reaction process: a compound (1) and a compound (2) react to directly prepare a compound (3), and is characterized in that the reaction is performed in a molten state, and since no solvent is used, the harm of the solvent to personnel and the natural environment is reduced, and the production efficiency is improved. Compound (1); a compound (2); and a compound (3).
Owner:上海泰初化工技术有限公司
Energy-storage-type heat supply wine-warming kettle
InactiveCN102648812AReduce or eliminate hazardsDoes not reduce ethanol contentDomestic vesselsWarming devicesEnergy storageChemical engineering
The invention relates to an energy-storage-type heat supply wine-warming kettle. The energy-storage-type heat supply wine-warming kettle is provided with a kettle body and a kettle seat, wherein the kettle body is connected with the kettle seat through threads, a closed heating tank is installed inside the kettle body, the side wall and the top surface of the heating tank are respectively and movably connected with a liner of the kettle body, the bottom of the heating tank is movably connected with the kettle seat, a heat storage medium is installed inside the heating tank, the heating tank is placed in the boiled water to be heated, then the heating tank is placed into the kettle body, the heat storage medium inside the heating tank can continuously release the heat of 78 DEG C for threehours at a normal temperature, thus effectively reducing or eliminating the harm of methanol and aldehydes harmful substances inside the wine; and meanwhile, the ethanol content in the wine is not decreased, the heat storage medium is sealed inside the heating tank, so that the heating tank can be separated from the kettle body to store the heat, and the heating tank is then placed into the kettle body after the heat is stored, so that the energy-storage-type heat supply wine-warming kettle is safe and convenient to use and has good popularization value.
Owner:李斌
Fastener construction equipment capable of adjusting mounting posture
ActiveCN112975362AImprove construction efficiencyReduce construction costsWorking accessoriesMetal working apparatusFastenerLocknut
The invention discloses fastener construction equipment capable of adjusting a mounting posture. The fastener construction equipment comprises a construction machine table, a construction device and a construction posture adjusting device. The construction device comprises a mounting frame, a construction module and a transverse driving module. The construction module comprises a rack, a punching module and a fastener mounting module. The fastener mounting module comprises a fastener lifting module and a fastener locking module. An expansion bolt and a locking nut are mounted on the fastener. The construction posture adjusting device comprises a telescopic air cylinder. The front side of the mounting frame is rotationally connected to the construction machine table through a plurality of rotating structures, and the rear side of the mounting frame is supported on the construction machine table. A cylinder body of the telescopic air cylinder is rotationally connected to the construction machine table, and a telescopic rod is hinged to the rear side of the mounting frame. According to the fastener construction equipment, the angle of the construction device can be automatically adjusted, so that the fastener construction equipment is suitable for installation of fasteners on building surfaces of different shapes or on different positions of the same building surface, and the application range is wider.
Owner:GUANGDONG CHANGDA OVERSEAS ENG
Explosive bolt automatic mounting equipment
ActiveCN112894338AImprove installation efficiencyReduce riskMetal working apparatusReciprocating motionStructural engineering
The invention discloses explosive bolt automatic mounting equipment. The explosive bolt automatic mounting equipment comprises a rack, a bolt implanting mechanism arranged on the rack and used for pushing an explosive bolt into a bolt hole, a nut tightening mechanism used for tightening a nut on the explosive bolt and a bolt implanting driving mechanism used for driving the bolt implanting mechanism and the nut tightening mechanism to integrally do reciprocating motion. The bolt implanting mechanism comprises a push rod. The nut tightening mechanism comprises a sleeve matched with the nut and a nut tightening driving mechanism for driving the sleeve to rotate. The push rod is arranged in the sleeve, and the push rod and the sleeve are coaxially arranged. According to the explosive bolt automatic mounting equipment, the explosive bolt can be mounted in the corresponding bolt hole, and the working efficiency is higher.
Owner:广州明森合兴科技有限公司
Soda type saline-alkali soil improver and improvement method
ActiveCN112143502AWide variety of sourcesSimple processOther chemical processesOrganic fertilisersAlkali soilSlag
The invention aims to solve the problem that soda saline-alkali soil has no good improvement means, and provides a soda saline-alkali soil improver and an improvement method. Steel slag is subjected to acid dissolution, iron, calcium, aluminum, magnesium and other elements in the steel slag are extracted, part of ferrous iron in the steel slag is oxidized into ferric iron through oxidation, a mixed system is dried to prepare an improver, and the improver is quantitatively applied to soda saline-alkali soil to be improved. Iron ions, calcium ions, magnesium ions and aluminum ions in the improver react with carbonate ions and bicarbonate ions in the soda saline-alkali soil to finally generate iron oxyhydroxide, aluminum hydroxide, carbonate or basic carbonate precipitates, so that carbonateions and bicarbonate ions which are relatively great in harm in the soda saline-alkali soil are reduced or eliminated, and meanwhile, the composition of soil ions is changed; and modifying the soda saline-alkali soil into non-soda saline-alkali soil.
Owner:ANSTEEL GRP MINING CO LTD
Closed-loop system and method for intensified extraction of heat injection coal seam after combustion of underground coal mine gas
PendingCN114320257AReduce or eliminate emissionsEmission reductionSteam generation using pressureFluid removalCombustionWater vapor
The invention discloses a closed-loop system and method for intensified extraction of a hot coal seam after combustion of underground coal mine gas, and is suitable for coal mine gas extraction. Comprising a gas supply system, a heat injection system and a mixed gas generator, the gas supply system is connected with the input end of the mixed gas generator, and the heat injection system is connected with an output system of the mixed gas generator; a mixed gas generator is arranged under a coal mine, extracted gas serves as fuel to be combusted to generate tail gas, the tail gas exchanges heat with water to generate water vapor, the tail gas and the water vapor are injected into a coal seam, gas desorption in the coal seam is achieved, and seepage migration is conducted under the pressure effect; high-temperature and high-pressure fracturing forms a fracture network in the coal seam to improve gas extraction, all the steps form closed forward cyclic utilization, gas is converted into CO2, the risk of coal and gas outburst is reduced or eliminated, and the influence on the atmospheric greenhouse effect is reduced.
Owner:CHINA UNIV OF MINING & TECH
Large anti-typhoon and anti-haze vertical-axis wind turbine with sightseeing device
InactiveCN108374752AReduce vibrationFit tightlyWind motor controlWind motor supports/mountsElectricityEngineering
The invention discloses a large anti-typhoon and anti-haze vertical-axis wind turbine with a sightseeing device. Multiple functions are integrated, the large anti-typhoon and anti-haze vertical-axis wind turbine and the tourism sightseeing device are effectively integrated and combined, perfect combination of wind power and tourism sightseeing is achieved, tourist incomes drive scientific and technological development, abundant cultural connotations are injected to tourism through the science and technology to form combination of the science, technology and tourism, complementary advantages and the beneficial interaction rolling development trend are achieved, a brand new way is created for industrial transformation in China, and meanwhile, generation of the static and stable meteorological condition of the haze weather is further reduced.
Owner:孟英志
Method for extracting coal seam gas through ground fracturing and underground horizontal drill holes
ActiveCN102493831BImprove permeabilityImprove drilling air permeabilityFluid removalGas removalHydraulic fracturingCoal
The invention relates to a method for developing underground coal seam gas, and provides a method for extracting coal seam gas through ground fracturing and underground horizontal drill holes in order to ensure the safety production of a coal shaft and improve the air permeability of the underground drill holes as well as the extraction efficiency of gas. The method comprises the following steps: 1) shaft placing design; 2) ground shaft drilling, as well as ground construction of vertical drill holes or directional drill holes for a mine in areas with roadways and without construction of underground coal seam gas extraction drill holes; 3) hydraulic fracture, namely, conducting hydraulic sand fracture after well completion so as to form high permeable fracture influenced areas; 4) underground horizontal long drill holes, namely, drilling horizontal directional seam gas extraction holes along a main mineable coal seam to form a horizontal drill hole influenced areas; the horizontal drilling hole influenced area is communicated with the fracture influenced area to realize the coal seam gas extraction. Through adopting the method provided by the invention, the hazard of coal mine gas disaster can be eliminated, and the guarantee degree of safety production of the coal mine can be improved at the same.
Owner:SHANXI JINCHENG ANTHRACITE COAL MINING GRP CO LTD
Rotary cooler
The invention discloses a rotary cooler. The rotary cooler is of a single column and connection rod structure and comprises a connecting thread head, a water collection port, a water-dispersing conical head, a rotary impeller and a bottom water disperser, wherein a thread is arranged at one end of the connecting thread head, the other end of the connecting thread head is a connection end, the connection end of the connecting thread head is connected to the water collection port, the water collection port is connected to the water-dispersing conical head, the rotary impeller is arranged on a conical head body of the water-dispersing conical head, the bottom water disperser is arranged at the bottom end of the rotary impeller, water flow impacts a water-guiding conical body of the water-dispersing conical head so as to be guided and separated, and therefore the separation effect of a separating conical body can be improved, and the centrifugal force and the splattering speed of water can be increased. According to the rotary cooler, the head falling problem, the breakage problem and the filler washing-off problem of a splashing device can be solved; damage caused by freezing of a water tower in winter can be reduced or eliminated; auxiliary power can be reduced; the coal consumption can be lowered; and the maintenance cost can be lowered, the water distribution uniformity can be improved, the water outlet temperature of the water tower can be lowered, the exhaust steam pressure of a turbine can be lowered, and the coal consumption of power generation can be reduced.
Owner:QINGDAO XINYUTIAN CHEM CO LTD
A kind of elevator guide rail automatic installation equipment and method
ActiveCN113173471BImprove construction efficiencyReduce construction costsElevatorsControl engineeringEngineering
The invention discloses an elevator guide rail automatic installation equipment and method. The equipment includes a lifting box, a bottom code automatic installation device, a guide rail handling device and a distance measuring device. The lifting box has at least two layers of structure; The code automatic installation device is installed on the upper platform of the lifting box; the guide rail handling devices are multiple groups, and the multiple sets of guide rail handling devices are arranged on the upper platform or \ and the lower platform of the lifting box; each set of guide rail handling devices includes The guide rail retrieving and fixing module used for retrieving materials and the guide rail alignment moving module used to move the guide rail to the guide rail bracket and realize positioning; the distance measuring device is used to measure the vertical distance between the next working position and the previous working position. It is used to measure the distance between the base code and the guide rail to determine the horizontal length of the guide rail bracket. The elevator guide rail automatic installation device of the present invention can automatically realize the installation of the guide rail, which not only saves time and effort, but also reduces construction risks during the installation process.
Owner:广州明森合兴科技有限公司
Battery pack
PendingCN107346804AReduce or eliminate hazardsCell component detailsSmall-sized cells cases/jacketsElectrical batteryEngineering
The invention provides a battery pack, which comprises at least two battery units, wherein the at least two battery units are arranged in a stacking manner; shells of the battery units comprise upper metal plates and lower metal plates; sealing members are arranged between the upper metal plates and the lower metal plates; the metal plates of the adjacent battery units are partially connected together in an electric conduction manner; connecting areas of the sealed metal plates of the adjacent battery units are of corrugated structures; multiple gaps are formed among the corrugated structures. In comparison with the prior art, according to the battery pack provided by the invention, through arranging the corrugated structures in the connecting areas between the adjacent battery units, the multiple gaps are formed among the corrugated structures; further, safety protection structures of the battery units are constituted; the harm brought as the battery units swell or are pressed to deform can be effectively decreased or eliminated.
Owner:ANHUI GIANT BATTERY TECH CO LTD
A fastener construction equipment with adjustable installation posture
ActiveCN112975362BImprove construction efficiencyReduce construction costsWorking accessoriesMetal working apparatusPunchingConstruction engineering
The invention discloses a fastener construction equipment with adjustable installation posture, which includes a construction machine platform, a construction device and a construction posture adjustment device; the construction device includes a mounting frame, a construction module and a lateral drive module; the construction module includes The frame, the punching module and the fastener installation module; the fastener installation module includes a fastener lifting module and a fastener locking module; expansion bolts and lock nuts are installed on the fastener; the The construction posture adjustment device includes a telescopic cylinder; the front side of the mounting frame is rotatably connected to the construction machine platform through a plurality of rotating structures, and the rear side is supported on the construction machine platform; the cylinder body of the telescopic cylinder is rotatably connected to the construction machine platform. On the stage, the telescopic rod is hinged with the rear side of the mounting frame. The fastener construction equipment of the present invention can automatically adjust the angle of the construction device, so it is suitable for installation of fasteners on different shapes of building surfaces or different positions on the same building surface, and has a wider application range.
Owner:GUANGDONG CHANGDA OVERSEAS ENG
Energy-storage-type heat supply wine-warming kettle
InactiveCN102648812BReduce or eliminate hazardsDoes not reduce ethanol contentDomestic vesselsWarming devicesEnergy storageMethanol
The invention relates to an energy-storage-type heat supply wine-warming kettle. The energy-storage-type heat supply wine-warming kettle is provided with a kettle body and a kettle seat, wherein the kettle body is connected with the kettle seat through threads, a closed heating tank is installed inside the kettle body, the side wall and the top surface of the heating tank are respectively and movably connected with a liner of the kettle body, the bottom of the heating tank is movably connected with the kettle seat, a heat storage medium is installed inside the heating tank, the heating tank is placed in the boiled water to be heated, then the heating tank is placed into the kettle body, the heat storage medium inside the heating tank can continuously release the heat of 78 DEG C for three hours at a normal temperature, thus effectively reducing or eliminating the harm of methanol and aldehydes harmful substances inside the wine; and meanwhile, the ethanol content in the wine is not decreased, the heat storage medium is sealed inside the heating tank, so that the heating tank can be separated from the kettle body to store the heat, and the heating tank is then placed into the kettle body after the heat is stored, so that the energy-storage-type heat supply wine-warming kettle is safe and convenient to use and has good popularization value.
Owner:李斌
Hot stamping foil applied to overlapping hot stamping on gold stamping layer and preparation method of hot stamping foil
ActiveCN103465668BImprove trimming effectTransfer completelyDuplicating/marking methodsPolyurea/polyurethane coatingsHot stampingCellulose
Owner:云南玉溪东魅包装材料有限公司
An automatic installation and locking device for fasteners
ActiveCN112935777BImprove construction efficiencyReduce construction costsWind energy generationMetal working apparatusFuselageIndustrial engineering
Owner:GUANGDONG CHANGDA OVERSEAS ENG
Who we serve
- R&D Engineer
- R&D Manager
- IP Professional
Why Patsnap Eureka
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com