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32results about How to "Play a role in softening" patented technology

Process for preparing metal base composite material

InactiveCN1586771AFacilitated DiffusionIncreased ability to withstand applied loadsHardnessMetal matrix composite
The preparation process of metal base composite material includes pre-treatment of plate surface and reinforcing material, addition of the reinforcing material sandwich, cold rolling, heat treatment and other steps. The hardness, strength and toughness are ensured via controlling the proper thickness of the sandwich, cold feeding speed, reducing degree, etc.
Owner:TONGJI UNIV

Nanofiltration membrane cleaning agent for brine refinement and preparation method thereof

The invention discloses a nanofiltration membrane cleaning agent for brine refinement and a preparation method thereof. The nanofiltration membrane cleaning agent is prepared by mixing the following components: 1-20 parts of an alkaline detergent; 0-5 parts of sodium hexametaphosphate; 0-5 parts of ethylenediaminetetraacetic acid; 2-40 parts of an acid cleaning agent; 0.1-1 part of a surfactant; 0.5-5 parts of a bactericide; and 80-200 parts of water. In a reactor with a stirring function, the alkaline cleaning agent, a dispersant, a chelating agent and the surfactant are added to the water according to the parts, and a mixture is evenly stirred; under normal temperature and normal pressure, the acidic cleaning agent and the bactericide are sequentially added, and the materials are uniformly stirred and dissolved, the materials are continuously stirred for 2 to 4 hours, the pH value is analyzed during stirring, and the pH value is adjusted between 2 and 8 by using ammoniacal liquor orcitric acid. The nanofiltration membrane cleaning agent mainly aims at the pollution of the nanofiltration membrane under a high-salt complex brine system, and can effectively clean the surface pollutant of the nanofiltration membrane, the cleaning effect is better, the cleaning agent can be saved, at the same time, the retention of calcium and magnesium in the cleaning process is stable, and thecleaning agent is also suitable for the cleaning of concentrated seawater or brine nanofiltration membrane pollutant with high calcium and magnesium ions.
Owner:CHINA NAT OFFSHORE OIL CORP +2

Stirring head for friction stir welding of special material and welding method

The invention relates to a stirring head for friction stir welding of a special material and a welding method. The stirring head comprises a shaft shoulder and a stirring needle which is arranged in the center of the bottom of the shaft shoulder and protrudes downward, wherein the shaft shoulder is made from mold steel; the stirring needle is made from a high strength alloy; during welding, an upper metal and a lower metal are stacked according to the technical demand; then, the stirring head is pressed down at a high speed; and when the stirring needle is about to penetrate through the uppermetal, the pressing speed is reduced and the stirring needle presses down at a low speed till welding is finished. Compared with the prior art, according to the compound stirring head provided by theinvention, the stirring needle and the shaft shoulder are matched, the shaft shoulder can be made from the steel which is relatively low in cost and relatively soft in texture, and only the stirring needle is made from the ultrahigh strength alloy which is relatively high in cost, so that the integral cost is lowered greatly, and the welding quality is not decreased; and in addition, in the firstwelding stage, a relatively high pressing speed is adopted for pressing, so that the time efficiency of integral welding is improved greatly.
Owner:SHANGHAI JIAO TONG UNIV +1

Antiaging rubber

The invention belongs to the technical field of rubber, and specifically discloses an anti-aging rubber, which is prepared from the following components in parts by weight: 70-90 parts of natural rubber SVR3L, 10-30 parts of butadiene rubber 9000, 5-8 parts of zinc oxide, 1-2 parts of stearic acid, 5-8 parts of ordinary paraffin, 3-5 parts of microcrystalline wax, 3-5 parts of coumarone resin, 2-3 parts of coupling agent, 2-5 parts of dispersing aid, softener 5-10 parts, anti-aging agent mixture 5-7 parts, accelerator mixture 1.3-1.8 parts, carbon black mixture 70-85 parts, sulfur 1.8-2.5 parts, anti-scorch agent 0.2-0.4 parts. The anti-aging agent mixture is anti-aging agent RD, anti-aging agent 4010NA, and the accelerator mixture is accelerator CZ, accelerator DM, and accelerator TMTD. The anti-aging rubber of the invention has good anti-oxidation and anti-aging capabilities, and good mechanical strength and fatigue resistance.
Owner:ZHEJIANG HONGLEE AUTO PARTS

Renewable environment-friendly paper-plastic compound bag recycling method

ActiveCN111941687AImprove removal effectAvoid scratching the surface of the plastic layerPlastic recyclingProcess engineeringManufacturing engineering
The invention belongs to the technical field of paper-plastic compound bags, and particularly relates to a renewable environment-friendly paper-plastic compound bag recycling method. The renewable environment-friendly paper-plastic compound bag recycling method is completed by matching a renewable environment-friendly paper-plastic compound bag recycling machine and comprises the following steps of step 1, fixing a paper-plastic compound bag through a clamping mechanism; step 2, soaking the paper-plastic compound bag: putting the paper-plastic compound bag into a water tank to soften kraft paper; step 3, removing the kraft paper: cleaning the soaked kraft paper through a brush roller; and step 4, cleaning a plastic layer: soaking the paper-plastic compound bag into water again, and cleaning off the residual kraft paper. According to the renewable environment-friendly paper-plastic compound bag recycling method provided by the invention, the kraft paper removing effect is improved, andthe surface of the plastic layer cannot be damaged in the kraft paper cleaning process.
Owner:安徽聚屹新材料科技有限公司

Non-phosphorus and non-4A zeolite detergent

The present invention relates to detergent, and discloses one kind of detergent without surfactant, soap, phosphate and 4A zeolite. The detergent is complex salt of sodium aluminosilicate and may be named as Na-P type detergent molecular sieve. It is prepared with flyash as main material, and through alkalization with sodium hydroxide to produce sodium silicoaluminate colloid, further reaction with limestone powder and coal gangue powder, ageing in alkali solution and roasting to obtain the quick soluble white crystal complex salt. The detergent may be further compounded into washing agent, washing powder or defatting agent with less pollution to water source. The present invention is environment friendly and low in cost.
Owner:崔官栓 +1

Tree grape jelly health-care food for removing freckles and beautifying

ActiveCN103202416AHas the effect of promoting blood circulationHas the effect of removing blood stasis and dredging collateralsFood preparationCarrageenanFood flavor
The invention belongs to the technical field of health-care food, and particularly relates to a tree grape jelly health-care food for removing freckles and beautifying. Every 100 parts by weight of tree grape jelly health-care food is prepared by the following raw materials in parts by weight: 30 parts of tree grape fruits, 0.003 part of saccharomyces cerevisiae, 1.5 parts of kombucha strain mother liquor, 2 parts of angelica sinensis, 2 parts of dates, 0.3 part of carthamus tinctorious, 2 parts of ginger juice, 0.7 part of carrageenan powder, 12 parts of white granulated sugar, 0.26-0.3 part of citric acid, 0.3 part of sodium citrate, 0.2 part of potassium sorbate and the balance of water. A preparation method of the tree grape jelly health-care food comprises the steps of grinding, fermenting, cooking, filtering, filling, sealing, sterilizing, cooling and packaging. The tree grape jelly health-care food has the characteristics of being rich in fruit flavor, having a little flavor of red wine, gingers and dates in the sour and sweet taste, being soft, smooth and delicious, and having the functions of resisting oxidation, nourishing blood, promoting blood circulation to remove blood stasis, removing freckles and beautifying, and being convenient to eat.
Owner:阳江喜之郎果冻制造有限公司

Mild anti-allergy facial cleansing foam and preparation method thereof

The invention discloses mild anti-allergy facial cleansing foam and a preparation method thereof. The mild anti-allergy facial cleansing foam comprises the following anti-allergy irritation-reducing skin conditioners in percentage by weight: 0.1-5% of malto-oligosacharide glucoside, 0.1-5% of a gentian extract / stephania tetrandra extract and 0.01-1% of dipotassium glycyrrhizinate. The mild anti-allergy facial cleansing foam further comprises a surfactant, a humectant, a pH regulator, a preservative, polyethylene glycol-32, polysorbate-60, PEG-40 hydrogenated castor oil, pelargonium graveolensflower oil, disodium EDTA, deionized water and the like. Compared with the prior art, the mild anti-allergy facial cleansing foam is mild, good in foaming power, and fine, dense, rich, durable and dense in foam, can improve the moisture retention and moisture retention of the skin, can effectively reduce the irritation of the skin, and has certain anti-allergy and anti-inflammatory effects on problematic skin. The invention also provides a preparation method of the mild anti-allergy facial cleansing foam.
Owner:珠海美逸生物科技有限公司

Preparation process of ultra-soft cow fiber leather

The invention relates to the technical field of leather manufacturing, and discloses a preparation process of an ultra-soft cow fiber leather. The preparation process includes the following process steps: step 10. preparation of semi-finished cow fiber leather; step 20. preparation of an oil return liquid: mixing deionized water, softening oil for leather softening, lanolin, a penetrant and mildew-proof oil to prepare the oil return liquid; step 30. oil return treatment; step 40. regular infiltration; step 50. softening treatment: adopting a softening device, placing the semi-finished cow fiber leather penetrated at a fixed time into a rotary drum body of the softening device, mixing a plurality of beating balls into the rotary drum body, and rotating the rotary drum body to beat the semi-finished cow fiber leather; and step 60: trimming. According to the preparation process, the bonding strength between the base cloth and a PU film in the cow fiber leather product is improved, and the softness of the cow fiber leather product is improved.
Owner:JIANGYIN JUNHUA TEXTILE TECH

Intelligent non-negative pressure water supply equipment capable of achieving remote communication

The invention discloses intelligent non-negative pressure water supply equipment capable of achieving remote communication. A flow stabilizing tank is fixedly installed at one end of the top of a base, a water inlet pipe is fixedly connected to one end of the top of the flow stabilizing tank, a water outlet pipe is fixedly connected to the middle of the bottom of the flow stabilizing tank, a transverse water distribution pipe is fixedly connected to one end of the water outlet pipe, and a water softening mechanism is fixedly installed at one end of the transverse water distribution pipe. After water enters a softening box through a connecting branch pipe and a water inlet control valve, sodium ions in an ion exchange resin plate can exchange with calcium and magnesium ions in the water, so that the calcium and magnesium ions in the water are fully absorbed by the ion exchange resin plate, the calcium and magnesium ions in the water are reduced, the water is softened, the quality of the water and the drinking taste of the water are improved, a user cannot scale when using water resources, the probability that a water boiling device is blocked and damaged is reduced, and the situation that water cannot flow normally due to the fact that water scale appears on the inner wall of a water pipe or in a pressurizing pump after the pressurizing pump is used for a long time is avoided.
Owner:安徽皖水水务发展有限公司

Preparation method of novel rubber additive

The invention discloses a preparation method of a novel rubber additive. The novel rubber additive is prepared from the following components in parts by weight: 20-30 parts of vinyl resin, 18-25 parts of unsaturated polyester resin, 12-16 parts of unsaturated fatty acid, 1.5-2 parts of zinc oxide and 6-9 parts of trifluoropropyl methyl dichlorosilane. The preparation method comprises the steps of adding unsaturated fatty acid into a container, heating to the temperature of 80-90 DEG C for melting, stirring, then adding zinc oxide, raising the temperature to 120-130 DEG C, and reacting for 2-3 hours to obtain viscous liquid; and adding the viscous liquid obtained in the step S1 into vinyl resin, unsaturated polyester resin and trifluoropropyl methyl dichlorosilane, raising the temperature to 110-115 DEG C, and carrying out melt blending for 3-5 hours to obtain the additive.
Owner:赣州晶鑫新材料有限公司

Chinese herbal feed additive and preparation method thereof

The invention relates to the technical field of feed additive preparation, and discloses a Chinese herbal feed additive and a preparation method thereof. The preparation method comprises specific steps as follows: step 1: weighing medicinal materials; step 2: cleaning the medicinal materials to remove dust and impurities on the surfaces of various medicinal materials; step 3: dry-frying the medicinal materials, which can play the role of softening the medicinal materials; step 4: crushing the medicinal materials; step 5: screening and filtering the medicinal materials; and step 6: cooking andfermenting the medicinal materials. According to the Chinese herbal feed additive and the preparation method thereof, the preparation process is simple, easy to operate, and low in production cost, and the prepared Chinese herbal feed additive can promote the growth of animals, enhance the physique, promote metabolism and improve the quality of livestock products.
Owner:厦门汇承科技有限公司

Cashmere fiber dyeing method for improving wash-resistant firmness

The invention belongs to the technical field of cashmere fiber dyeing, and particularly relates to a cashmere fiber dyeing method for improving the wash-resistant firmness. The method comprises the steps of cashmere fiber pretreatment, plasma treatment, soaking and alkaline pectinase solution spray coating after cold storage. Compared with the prior art, the method has the following advantages that the cashmere fiber is pretreated; the softening, bleaching and sterilization effects can be achieved; the subsequent coloring uniformity can be improved; after the drying, plasma treatment is performed, so that the scale form structure on the surface of the cashmere fiber can be changed; the cashmere fiber is enhanced; the distribution is realized in the dyeing process; the ultrasonic treatment is performed, so that the dyeing rate can reaches 97 percent or higher; the color fading cannot easily occur; the dyeing process is simple; the damage to the cashmere fiber is small; after the cold storage treatment, the treatment is performed by the alkaline pectinase, so that hollow groove positions of the cashmere fiber scales can be filled; a reticular crosslinking film structure can be formed, so that the dyed finished product has the vivid and full color and luster; meanwhile, the color fastening effect is further enhanced; the handfeel of the fiber is improved.
Owner:安徽宝源帽业有限公司

Scar-repairing product formula with combined usage and using method thereof

The invention discloses a scar-repairing product formula with combined usage and a using method thereof. Each group of the scar-repairing product formula contains the following five groups of formulas: (1) a formula 1: 18-22 g of dandelion, 18-22 g of Zhejiang fritillaria bulb, 18-22 g of Chrysanthemum, and 18-22 g of honeysuckle flower; and (2) a formula 2: 18-22 g of red sage root, 13-17 g of Chinese angelica, 8-12 g of safflower, 13-17 g of dahurian angelica root, 13-17 g of garden burnet, and 18-20 grams of pseudo-ginseng. The scar-repairing product formula has obvious repairing effects onburns and hypertrophic scars, has positive prevention and treatment effect on early hypertrophic scars, has a function of removing mature scars, has the characteristics good curative effect, low cost, less pain and less side effects, in the industry, the formula provides a first concept of combination of prevention and resistance and early intervention, which plays a role in relieving itching, softening the scars, promoting blood circulation and removing blood stasis, the scar-repairing product gradually smooth the scar, dilute the pigment, and eliminates the obvious difference between the scar and the surrounding skin.
Owner:王汝平

Traditional Chinese medicine preparation for treating onychomycosis and preparation method thereof

The invention discloses a traditional Chinese medicine preparation for treating onychomycosis and a preparation method thereof. The preparation comprises materials in parts by weight: Cortex Erythrinae 3-8 parts, Semen Hydnocarpi 1-5 parts, Radix et Rhizoma Rhei 10-15 parts, Cortex Cinnamomi 1-5 parts, Flos Caryophylli 13-18 parts, Fructus Kochiae 5-12 parts, Fructus Toosendan 4-8 parts, Flos Impatientis Balsaminae 10-15 parts, Fructus Arctii 11-18 parts, Borneolum Syntheticum 1-5 parts, Herba Alternantherae 5-10 parts, Cortex Moutan 5-10 parts, Radix Stephaniae Japonicae 2-4 parts, Cortex Pseudolaricis 1-3 parts, and Spina Gleditsiae 1-3 parts. The preparation is made by weighing and crushing materials into paste. The various herbs are combined for comprehensive treatment, onychomycosis caused by various reasons can be treated fast, effective ingredients of the herbs are driven to permeate to lesions fast and improve blood circulation of lesion parts, achieving softening, germ killing and repairing, and the preparation has the advantages such as high acting speed and high cure rate.
Owner:丁卫荣

Self-adhesive anti-corrosion resin bitumen waterproof roll material and preparation method thereof

The invention relates to a self-adhesive anti-corrosion resin bitumen waterproof roll material and a preparation method thereof. The self-adhesive anti-corrosion resin bitumen waterproof roll material comprises base material cloth, an oil immersion coating layer, an insulating layer and a membrane laminating layer, wherein the oil immersion coating layer comprises the following materials in part by weight: 80 to 120 parts of bitumen, 20 to 30 parts of styrene-butadiene-styrene (SBS) binder, 3 to 7 parts of ethylene / vinyl acetate (EVA) resin, 8 to 12 parts of polypropylene resin, 2 to 5 parts of polytetrafluoroethylene resin, 20 to 40 parts of petroleum resin, 3 to 8 parts of liquid coumarone resin, 6 to 12 parts of mica powder, 8 to 15 parts of dolomite powder, 5 to 10 parts of attapulgite, 10 to 15 parts of nanometer calcium oxide, 1 to 5 parts of ultraviolet absorber UV-9 and 1 to 5 parts of anti-aging agent 4010 Na. The anti-corrosion performance, high and low-temperature resistance and anti-aging performance of the self-adhesive anti-corrosion resin bitumen waterproof roll material are superior to those of the ordinary waterproof roll material, and the self-adhesive anti-corrosion resin bitumen waterproof roll material is mainly used for buildings such as undergrounds, tunnels, bridges, subways, planted roofs and the like which have higher waterproof requirements.
Owner:北京立高科技股份有限公司 +1

Composition and preparing method, preparations and application thereof

InactiveCN106266293APromotes pain reliefInhibition of bone hyperplasia siteAntipyreticAnalgesicsMyrrhLycopodium clavatum
The invention discloses a composition and a preparing method, preparations and an application thereof. The composition comprises the following raw materials: red flower, amaranthaceae achyranthes, aconite root, radix aconite, herb of chrysanthemum-like groundsel, vinegar-making fumaric, vinegar-making frankincense, vinegar-making myrrh, polygonum cuspidatum, rheum officinale, acutangular anisodus root, lycopodium clavatum, garden balsam stem, nux vomica, sargentgloryvine stem, schisandraceae, alums and corn liquor. The preparing method includes socking, filtering, antianaphylaxis disposing, concentrating, sterilizing, drying, smashing and sieving. The preparations which include powders, ointments, liquid preparations, gas preparations and film agents are prepared by adding pharmaceutically acceptable auxiliary materials in the compositions. And the application is the composition's application in preparing medicines for preventing or curing pains.
Owner:耿昭铸

One-hole dual-purpose technology capable of meeting underground pressure relief and hydrogen sulfide treatment

The invention relates to the technical field of coal production, and particularly relates to a one-hole dual-purpose technology capable of meeting underground pressure relief and hydrogen sulfide treatment. The one-hole dual-purpose technology comprises a transportation gate road, an air return gate road and a measure groove, wherein the air return gate road is arranged below the transportation gate road; the transportation gate road and the air return gate road are connected through the measure groove; a drill hole is formed between the transportation gate road and the air return gate road; aPVC pipeline is arranged on the inner side of the drill hole; the top end of the air return gate road communicates with the PVC pipeline; and the outer side of the PVC pipeline is coated with a firstcoating layer and a second coating layer. The large-diameter drill hole is drilled in a coal seam, and hydrogen sulfide adsorption liquid is injected at high pressure, so that the coal seam is softened while hydrogen sulfide in the coal seam is neutralized, and an anti-impact effect is achieved; and the large-diameter drill hole has a pressure relief effect, so that one drill hole can be constructed to achieve two effects of pressure relief and hydrogen sulfide treatment, comprehensive treatment of disasters is achieved, and the cost of disaster treatment is greatly saved.
Owner:SHAANXI ZHENGTONG COAL IND CO LTD

Tree grape jelly health-care food for removing freckles and beautifying

ActiveCN103202416BHas the effect of promoting blood circulationHas the effect of removing blood stasis and dredging collateralsFood preparationCarrageenanFood flavor
The invention belongs to the technical field of health-care food, and particularly relates to a tree grape jelly health-care food for removing freckles and beautifying. Every 100 parts by weight of tree grape jelly health-care food is prepared by the following raw materials in parts by weight: 30 parts of tree grape fruits, 0.003 part of saccharomyces cerevisiae, 1.5 parts of kombucha strain mother liquor, 2 parts of angelica sinensis, 2 parts of dates, 0.3 part of carthamus tinctorious, 2 parts of ginger juice, 0.7 part of carrageenan powder, 12 parts of white granulated sugar, 0.26-0.3 part of citric acid, 0.3 part of sodium citrate, 0.2 part of potassium sorbate and the balance of water. A preparation method of the tree grape jelly health-care food comprises the steps of grinding, fermenting, cooking, filtering, filling, sealing, sterilizing, cooling and packaging. The tree grape jelly health-care food has the characteristics of being rich in fruit flavor, having a little flavor of red wine, gingers and dates in the sour and sweet taste, being soft, smooth and delicious, and having the functions of resisting oxidation, nourishing blood, promoting blood circulation to remove blood stasis, removing freckles and beautifying, and being convenient to eat.
Owner:阳江喜之郎果冻制造有限公司

Processing method of novel light and thin underwear fabric

The invention relates to a processing method of a novel light and thin underwear fabric. The processing method specifically comprises the following steps of S1, blending warp yarns and weft yarns into the fabric; S2, fumigating the fabric for the first time by adopting a fumigating agent; S3, fumigating the fabric for the second time by adopting a fumigating agent which is the same as the fumigating agent in the step S2; and S4, fumigating the fabric for the third time by adopting a fumigating agent different from that in the step S3. The processing method has the beneficial effects that the processing technology is simple, multiple times of fumigation of the fabric are achieved, the softness and stretching degree of the fabric are effectively improved, the wrinkle resistance of the fabric is greatly improved, and the comfort degree is increased.
Owner:问舒(宁波)科技有限公司

Beverage faucet

The invention discloses a beverage faucet. The beverage faucet comprises a liquid passage, wherein a magnet is arranged in the liquid passage, magnetic lines of force generated by the magnet pass through a section of the liquid passage, a beverage in the liquid passage generally contains electrolyte so as to form a conductor in the liquid passage, therefore, the beverage generates voltage when passing through the magnetic lines of force, living body microorganisms at the opening of the beverage faucet can be shocked when passing through a region with voltage towards direction opposite to that of the beverage, so that shock of the living body microorganisms is caused. The living body microorganisms suffering from shock have no capacity for action, so as to be driven out of the liquid passage by the following-up flowing beverage, therefore, the beverage in the beverage faucet is not polluted by the microorganisms, and is guaranteed to be clean all the time, and meanwhile, the magnetic lines of force also can achieve the effects of softening the water molecules in the beverage and improving the mouth taste.
Owner:ADT CHINA LTD

A kind of electric power engineering circuit laying protection device and its implementation method

The invention discloses an electric power engineering circuit laying protection device and an implementation method thereof, and belongs to the technical field of electric power engineering circuit laying protection. The protection device comprises an end part protection mechanism and an assembly protection mechanism, wherein the assembly protection mechanism is clamped with the end part protection mechanism; an appropriate number of assembly protection mechanisms are selected and used according to the length of a circuit slot to be laid. The detachable structure is convenient to carry, can adapt to circuit slots with different lengths and is better in practicality. The splicing installation process between the end part protection mechanism and the assembly protection mechanism is very simple, and the spliced assembly protection mechanism and the end part protection mechanism form a protection wall plate structure, thereby playing the role of wind shielding and cold protection, and optimizing the working environment of constructors. The wire softened by a wire guide cylinder, and the wire guide cylinder is matched with hot air blown out of an air duct to prevent the wire from beinghardened in a cold environment, so that the wire is heated and softened, the surface of the wire is effectively prevented from being damaged or broken in the cold environment, the replacement frequency of the wire is reduced, and the efficiency of construction operation is improved.
Owner:惠州市江北电力工程有限公司

Cable sheath and preparation method thereof

The invention discloses a cable sheath and a preparation method thereof, and relates to the technical field of cable sheaths. The cable sheath comprises main materials and auxiliary materials; the main materials comprise 50-60 parts of chloroprene rubber, 25-35 parts of natural rubber and 10-15 parts of epoxy resin; the auxiliary materials comprise 45-50 parts of modified nanocarbon, 25-30 parts of plant ash, 22-24 parts of white oil, 20-22 parts of paraffin, 15-20 parts of antioxidant TNP, 15-17 parts of smoke suppressor, 10-15 parts of flame retardant, 10-12 parts of lubricant, 8-10 parts of antioxidant, 5-7 parts of anti-ultraviolet agent, and 2-5 parts of colorant. The tensile strength and the elongation at break of the prepared cable sheath material are effectively improved.
Owner:山东励仙电力工程有限公司

A welding method for friction stir welding of dissimilar materials

The invention relates to a stirring head for friction stir welding of a special material and a welding method. The stirring head comprises a shaft shoulder and a stirring needle which is arranged in the center of the bottom of the shaft shoulder and protrudes downward, wherein the shaft shoulder is made from mold steel; the stirring needle is made from a high strength alloy; during welding, an upper metal and a lower metal are stacked according to the technical demand; then, the stirring head is pressed down at a high speed; and when the stirring needle is about to penetrate through the uppermetal, the pressing speed is reduced and the stirring needle presses down at a low speed till welding is finished. Compared with the prior art, according to the compound stirring head provided by theinvention, the stirring needle and the shaft shoulder are matched, the shaft shoulder can be made from the steel which is relatively low in cost and relatively soft in texture, and only the stirring needle is made from the ultrahigh strength alloy which is relatively high in cost, so that the integral cost is lowered greatly, and the welding quality is not decreased; and in addition, in the firstwelding stage, a relatively high pressing speed is adopted for pressing, so that the time efficiency of integral welding is improved greatly.
Owner:SHANGHAI JIAOTONG UNIV +1

Electric power engineering circuit laying protection device and implementation method thereof

The invention discloses an electric power engineering circuit laying protection device and an implementation method thereof, and belongs to the technical field of electric power engineering circuit laying protection. The protection device comprises an end part protection mechanism and an assembly protection mechanism, wherein the assembly protection mechanism is clamped with the end part protection mechanism; an appropriate number of assembly protection mechanisms are selected and used according to the length of a circuit slot to be laid. The detachable structure is convenient to carry, can adapt to circuit slots with different lengths and is better in practicality. The splicing installation process between the end part protection mechanism and the assembly protection mechanism is very simple, and the spliced assembly protection mechanism and the end part protection mechanism form a protection wall plate structure, thereby playing the role of wind shielding and cold protection, and optimizing the working environment of constructors. The wire softened by a wire guide cylinder, and the wire guide cylinder is matched with hot air blown out of an air duct to prevent the wire from beinghardened in a cold environment, so that the wire is heated and softened, the surface of the wire is effectively prevented from being damaged or broken in the cold environment, the replacement frequency of the wire is reduced, and the efficiency of construction operation is improved.
Owner:惠州市江北电力工程有限公司

Preparation method suitable for crisp cowhide pet chews for pets in different stages

The invention belongs to the technical field of pet food processing, and particularly relates to a preparation method suitable for crisp cowhide pet chews for pets in different stages. The method comprises the following steps of (1) pretreatment of raw materials; (2) microwave treatment, wherein pretreated cowhide is placed in a vacuum microwave device for vacuum microwave heating treatment; (3) slicing and shaping; (4) preparation of composite enzymolysis liquid; (5) enzymolysis treatment, wherein the cut cowhide is placed in the composite enzymolysis liquid for enzymolysis treatment; and (6)drying. The cowhide is enzymolyzed based on vacuum microwave and composite enzymolysis technologies, and different functional materials permeate according to the growth need, so that cowhide pet chewseries new products with different toughness, crispness and functional characteristics are prepared.
Owner:QINGDAO AGRI UNIV

Livestock feed and preparation method thereof

InactiveCN107232398APrevent bad preservationAvoid lossFood processingAnimal feeding stuffLiliumRubus multibracteatus
The invention provides livestock feed and a preparation method thereof. The livestock feed is prepared from raw materials in parts by weight as follows: 50-70 parts of lily cortex, root and base, 20-30 parts of corn grit, 10-20 parts of sweet potato skin, 15-25 parts of straw, 10-20 parts of potassium fulvate, 5-9 parts of diammonium phosphate, 4-9 parts of fine sand and 2-6 parts of Chinese medicine residues, wherein the Chinese medicine residues comprise rubus coreanus, rubus chingii Hu, radix cynoglossi amabilis, root of rubus multibracteatus and vine of elaeagnus pungens, and the fine sand can be screened by a 800-mesh sieve. The Chinese medicine residues are added to the lily cortex, root and base, and the softening function can be played; during preparing, the lily cortex, root and base are sun-cured firstly to remove certain moisture, then moisture in the lily cortex, root and base is absorbed by the straw, meanwhile, humidity is controlled by a fan, so that the storage difficulty caused by excessive moisture of the lily cortex, root and base is avoided, and loss of nutrient ingredients is prevented.
Owner:李高仙
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