36results about How to "Not easy to shape" patented technology

A heat-resistant shielded power cable for nuclear power stations comprises a combined cable core, three power cable cores are stranded to form the combined cable core, filler is arranged on the combined cable core, the periphery of the filler is sequentially wrapped by an isolating layer, a composite shielding layer, a flame-retardant tape, an oxygen barrier and an outer sheath, the filler is a low-smoke halogen-free flame-retardant polyolefin material, a polyester film is lapped to form the isolating layer, tinned copper wires are woven and lapped to form the inner layer of the composite shielding layer, an aluminium-plastic composite tape is overlapped to form the outer layer of the composite shielding layer, a glass fiber tape is lapped to form the flame-retardant tape, irradiation cross-linked low-smoke halogen-free flame-retardant polyethylene is extruded to form the wrapping oxygen barrier, and the outer sheath is made of ceramic fire-resistant silicon rubber; the three power cable cores respectively consist of a cable core conductor, an liner layer and an insulating layer which are arranged sequentially from the inside to the outside, wherein a synthetic mica tape is lappedto form the liner layer, and heat-resistant silicon rubber is extruded to form the insulating layer, and is then vulcanized. The heat-resistant shielded power cable has excellent heat resistance, shielding property and electric insulativity.

The invention relates to a radiation cross-linked polyethylene thermal expansion pipe and a manufacturing method. The methods, products and techniques of the existing lined plastics of pipelines have defects. The radiation cross-linked polyethylene thermal expansion pipe provided by the invention comprises the following components in parts by weight: 100 parts of linear low density polyethylene (LLDPE), 30 parts of high density polyethylene (HDPE), 20 parts of low density polyethylene (LDPE), 10 parts of ethylene-vinyl acetate (EVA), 0.8 part of tetra(beta-(3, 5-bibutyl-4-hydroxyphenyl) propionic acid) pentaerythritol ester and 0.6 part of black masterbatch, wherein the mixture capable of carrying out radiation cross-linking is prepared into a polymer pipeline. The radiation cross-linked polyethylene thermal expansion pipe provided by the invention can be used for the field joint repair of a coating in a pipeline, the corrosion resistance and scale resistance in the pipeline, the pipeline repair with pitting corrosion, the lining in a special liquid conveying pipeline and the like.

The invention relates to a highly flexible cable utilized by a rail transit vehicle. The highly flexible cable comprises a cable core conductor that is formed by tin-coated copper wires according to a normal left-hand intertwisting mode; and an inside liner, an insulating layer and an oversheath are successively arranged at an external surface of the cable core conductor from inside to outside. The cable core conductor is formed by bunched wires formed by tin-coated copper filaments according to a normal left-hand intertwisting mode. Or two outermost layers of the cable core conductor are formed by the tin-coated copper wires according to a normal left-hand intertwisting mode; and the rest of the layers are formed by the bunched wires formed by the tin-coated copper wires according to a normal left-hand intertwisting mode. A polyester film inside liner, an irradiation crosslinking low smoke halogen free polyethylene insulating layer and a tension polyurethane elastomer oversheath with oil resistance and wear resistance are successively arranged at the external surface of the cable core conductor from inside to outside. According to the invention, the highly flexible cable has high flexibility and the wiring space is effectively reduced; besides, the highly flexible cable has advantages of bending resistance, oil resistance, scraping and grinding resistances and low loss and the like.

The invention relates to a heat-resistant control cable utilized by a nuclear power station. The heat-resistant control cable comprises a combined cable core and a coating. The combined cable core is formed by cable core wires according to a normal intertwisting mode; and the cable core wire comprises a core wire conductor and a double insulating layer, wherein the double insulating layer is wrapped at a peripheral portion of the core wire conductor. The coating is successively formed by a polyolefin filler, a polyester film separating layer, a shielding layer, a glass fiber flame retardant belt, a crosslinking polyethylene blanket, and a ceramic fireproof silicone rubber oversheath from inside to outside, wherein the shielding layer is woven by tin-coated copper wires. The filler is arranged on an intertwisting structure of the combined cable core. The core wire conductor is formed by tin-coated copper filaments or bunched wires formed by the tin-coated copper filaments according to a normal left-hand intertwisting mode. According to the invention, a high insulating property of the cable is ensured and a flame retardation requirement of the cable is also met; besides, a working temperature grade is substantially improved; a cable current-carrying capacity is increased; and a cable operation power is enhanced; meanwhile, the heat-resistant control cable has good performances of radiation resistance, low smoke, and halogen free performance.

The invention provides a power and control combined cable for a rail transit vehicle, which comprises a combined cable core, wherein the combined cable is formed by twisting three power liens and a control signal line which are in mutual contact, each power line respectively comprises a cable core conductor, an inner liner and an insulation layer from inside to outside, and the control signal line comprises a cable core conductor, an isolation layer, a shielding layer and a lapped layer from inside to outside; and a filling layer is arranged on a twisting structure of the combined cable core,and the lapped layer and an outer jacket cover the periphery of the filling layer. The cable core conductor of each power line is formed by adopting a tinned copper wire or a bunch formed by the tinned copper wire in a leftward regular twisting manner, and the cable core conductor of the control signal line is formed by adopting a tinned copper wire with an insulation layer or a bunch in a leftward regular twisting manner. The invention realizes simultaneous operation of power transmission and control signal transmission which are in the same wrapping space and are not mutually interfered, sothat the laying space of the cable is greatly reduced, and the cable has the advantages of low loss, flexibility, bending resistance, oil resistance, fire prevention, environmental friendliness and the like.

The invention provides a high-strength anti-falling ceramic product. The high-strength anti-falling ceramic product comprises a body material and a glaze material. The body material comprises the following raw materials in parts by weight: 36-42 parts of kaolin, 15-20 parts of quartz, 21-26 parts of potassium feldspar and 8-12 parts of clay; and the glaze material comprises the following raw materials in parts by weight: 18-22 parts of orthoclase, 12-18 parts of ZnO, 12-18 parts of CaO, 4-6 parts of K2O, 6-10 parts of barium carbonate, 2-5 parts of plant ash and 3-5 parts of CuO. The manufacturing method comprises the following steps: (1) separately mixing the body material and the glaze material, adding water in the mixture and wet-milling the mixture by using a ball-miller, and sieving the slurry by using a sieve with meshes of 250 to obtain body material slurry and glaze slurry; (2) manufacturing blank body from the body material slurry and carrying out biscuiting; (3) applying glaze; and (4) firing at the temperature of 1350-1480 DEG C. The ceramic product fired in the invention is in a jade-like opacifying semitransparent sky blue state, is quietly elegant in color, and has quite high anti-falling property.

The invention discloses blending tea and a processing method thereof, and belongs to the field of tea processing. The blending tea is obtained by blending cleyera lipingensis green tea with black tea,green tea or dark green tea, wherein the cleyera lipingensis green tea is prepared by processing tender shoots of fresh cleyera lipingensis leaves and fresh leaves through a green tea processing method. According to the processing method, the cleyera lipingensis green tea is blended with after-fermentation dark green tea, the content of catechinic content in the fermented dark green tea can be increased, the content of caffeine can be lowered, the shortcoming of dark green tea of being bitter in taste is overcome, and the new tea product which has the advantages of being tolerant to storage,mellow in mouthfeel, capable of achieving an excellent afterwaste effect and sweet in smell is obtained. The blending tea is a new plant beverage on the market, other competitive products of the samekind do not exist, and the economic benefit of the blending tea is very obvious.

The invention relates to wound healing promoting gel and a preparation method thereof. The wound healing promoting gel is prepared by forming a gel matrix by oxidized alginate and diamine or diamidogen matters through a cross-linking reaction and compounding the following components in parts by weight: 5 to 10 parts of carbomer, 10 to 20 parts of isomalto-oligosaccharide, 0.1 to 10 parts of a wound healing promoting drug, 5 to 20 parts of a skin penetration enhancer and 40 to 70 parts of purified water. According to the wound healing promoting gel disclosed by the invention, after alginate is partially oxidized by sodium periodate which is subjected to a specific technology, carboxyl active genes in alginic acid can be activated, occurrence of the cross-linking reaction can be quickened, and the production efficiency of the gel is increased; alginate gel prepared by the invention has higher cohesive energy, is easy to form and not easy to crack, can be suitable for wounds in any parts, and is also capable of inhibiting reproduction of in-vivo harmful bacteria and generation of poisonous corrupt matters, expressing the effects of stopping bleeding, resisting bacteria, clearing wounds and promoting wound healing, and greatly shortening the healing time of the wounds.

The invention relates to the technical field of buildings, and provides a large-span prestressed bealock beam, a bealock structure, a maritime work pool and a construction method. The large-span pre-stress bealock beam comprises a pre-stress supporting structure which is arranged in the first direction and connected with an environment structure, and the pre-stress supporting structure is a pre-stress beam; the coping beam is connected with the prestress supporting structure, and at least one plane of the coping beam is arranged to be an assembling face of the bealock beam. The large-span pre-stress bealock beam has the beneficial effects that the large-span pre-stress bealock beam is divided into the pre-stress supporting structure and the coping beam, so that the influence of deformation of the pre-stress supporting structure on the coping beam is reduced to the greatest extent, and the flatness of the assembly surface of the coping beam is improved; therefore, the high-precision requirement of the maritime work pool large-span bealock beam is met.

The invention discloses simple clothing shaping intelligent production equipment. The simple clothing shaping intelligent production equipment comprises a base, wherein a stand column is arranged in the middle of the upper surface of the base; a shaping plate is arranged on the upper surface of the stand column, and a control switch set is arranged on the front surface of the shaping plate; the left side and the right side of the shaping plate are provided with sliding rails, and the rear part of the upper surface of the base is provided with an electric telescopic rod; and a fixing rod is arranged on the upper surface of the electric telescopic rod. According to the simple clothing shaping intelligent production equipment, a movable clamping plate and a fixed clamping plate cooperate to fix the position of clothing and prevent the clothing from shifting or slipping off when the clothing are shaped; a rotating shaft and a rotating block cooperate to enable the movable clamping plate and the fixed clamping plate to clamp and hang the clamped clothing for display, so that the shaping effect of the clothing can be conveniently checked; an anti-static plate can prevent static electricity caused by parts of a clothing material, and the circumstance that the clothing is not easy to shape and has wrinkles due to the static electricity is prevented; and by a lamp tube, the clothing canbe illuminated when shaped, and thus, an observation effect is good.

The invention discloses a rib cuff of a knitted integrated shoe. The rib cuff is a double-layer rib cuff formed by an outer rib cuff and an inner rib cuff by taking the orientation when the knitted integrated shoe is vertically placed as the standard, a front shoe tongue and a rear shoe tongue are woven at the rib cuff, an opening is formed in the middle of the rib cuff, and flower patterns are arranged in the middle of the rib cuff; and the rib cuff comprises a rising hole and a bundling hole which are formed in the lower end of the rib cuff, and an anti-dropping coil is woven at the rising hole. The rib cuff is good in elasticity and high in hardness, and a fragrant bag or a medical treatment bag and the like are put into the rib cuff according to different demands so as to realize health and deodorization effects. The invention further discloses a weaving process of the rib cuff. The woven rib cuff is integrated formed, and the production efficiency is high.

The invention discloses a ceramic fiber heat insulation pad. The ceramic fiber heat insulation pad is characterized by being prepared from raw materials in percentage by mass as follows: 92%-97% of aluminium silicate fibers, 1%-8% of organic binding agents and 1% of auxiliaries. According to the ceramic fiber heat insulation pad, defects that a product is prone to cracking and is not easily bent for shaping are overcome, and the new product can be bent for 180 degrees without cracking and can be shaped randomly. With optimization of a formula, the product has higher tensile and compression performance; length and strength of fibers are guaranteed, and the product has better deflation resistance. The product not only has good bending performance, but also has excellent tensile strength and compression strength. A domestic heat insulation product is prone to cracking and is not shaped easily, while the heat insulation product has good bending performance and can be shaped randomly.

The invention discloses a solid-core polymer foaming building template and a production method thereof. The solid-core polymer foaming building template comprises the following components in percentage by mass: 40-60% of recyclable PVC door-window waste, 20-30% of PVC-8 type resin, 3-10% of CPE-135A, 1-4% of heat stabilizer, 0.2-0.8% of PE-WAX, 0.3-0.8% of silicon dioxide, 0.1-0.6% of carbon cellulose, 1-4% of alkali-free glass fiber, 0.2-0.5% of stearic acid, 0.5-2.5% of monostearin, 0.5-2.5% of aluminate, 5-14% of light calcium carbonate, 0.2-1.3% of a foaming stabilizer, 0.5-1.5% of a foaming conditioner, 0.1-0.3% of a white foaming agent and 0.2-1.2% of a yellow foaming agent. The production method comprises the steps of mixture preparation, extrusion molding, cooling and traction, and the building template is produced in mold sizing according to required template length after the traction. Through the adoption of the solid-core polymer foaming building template, the PVC door-window waste coming from a recycling market accounts for about 50% of the formula, and other new chemical materials only account for about 50%, the component proportion in the formula is proper, the product is energy-saving and environment-friendly, and the aim of recycling the resource is achieved.

The invention discloses a preparation method and application of non-dry colored clay for children, and relates to the technical field of plasticine. The preparation method of the colored clay for children comprises the following steps: S1, adding dimethyl hydroxyl silicone oil, boric acid and ferric trichloride into a kneading machine, and reacting at 120-180 DEG C for 2-10 hours to obtain oily colloid; s2, adding a lubricant, and uniformly stirring; s3, adding a dispersing agent, and stirring to form flexible glue; and S4, finally, adding the preservative, the starch and the pigment, and stirring and forming. The prepared colored clay for children has excellent stretchability and plasticity, and is not dry and hard after being placed in air for a long time, so that the service life of the colored clay is prolonged; meanwhile, the colored clay has good self-healing capability, bright color, difficulty in decoloration and better color fading resistance.

The invention discloses an integrated plastic bag multilayer combination, and relates to the technical field of plastic bags. The integrated plastic bag multilayer combination comprises a plurality oflayers of integrated plastic bags which are distributed in a jacket layer structure, wherein each layer of the integrated plastic bags is of an integrated structure, fillers for preventing interlayeradhesion fill the space between every two adjacent layers of the integrated plastic bags, and every two adjacent layers of the integrated plastic bags are concentrically aligned and closely attachedand sealed. The integrated plastic bag multilayer combination has the beneficial effects that raw materials are saved, the damage rate is low, the volume utilization rate is high, and the occupied space for storing and carrying is small.

The invention discloses an integrated plastic bag multilayer combination, and relates to the technical field of plastic bags. The integrated plastic bag multilayer combination comprises a plurality oflayers of integrated plastic bags which are distributed in a nested structure; each layer of integrated plastic bag is of an integrated structure; the portion between every two adjacent layers of integrated plastic bags is filled with a filler for preventing interlayer adhesion; every two adjacent layers of integrated plastic bags are concentrically aligned and are tightly attached to each other;the side wall of the integrated plastic bag multilayer combination is divided into an upper folding spare area and a lower in-barrel loading area in the vertical direction; the perimeter of the sidewall of the folding spare area is larger than the perimeter of the in-barrel loading area; when the integrated plastic bag multilayer combination is combined with a storage barrel, the folding spare area is folded outside an opening of a storage cavity of the storage barrel; and the in-barrel loading area is positioned in the storage cavity of the storage barrel. The integrated plastic bag multilayer combination has the beneficial effects that raw materials are saved, the damage rate is low, the volume utilization rate is high, the occupied area of the space for storage is small.

The invention provides an automatic real stone paint production method which comprises the following steps that 1, raw materials are put into automatic real stone paint production equipment, and the raw materials comprise pure water and a plurality of auxiliary agents which are mixed, wherein the raw material formula comprises the following components in parts by mass: 80-150 parts of pure water;4-6 parts of cellulose; 50-60 parts of a wetting agent; 10-20 parts of an antifreezing agent; 10-20 parts of a coalescing agent; 1-2 parts of a pH regulator; 2-4 parts of a defoaming agent; 2, a thickening agent and emulsion are added, and the thickening agent and the emulsion are composed of, by mass, 2-6 parts of the thickening agent; 200-300 parts of the emulsion; 3, viscosity detection is conducted while the thickening agent is added till the specified viscosity requirement is met; 4, stone powder and a color sheet are added to carry out paint mixing; and 5, packaging and ex-warehouse areperformed after conventional performance detection. The method has the advantages of being good in adhesiveness and not prone to falling off.

The invention discloses a retarded adhesive prestressed steel bar outer wrapped jacket extrusion forming machine, comprising a hopper, a forming machine body, a forming machine head and a motor; the external surfaces of the forming machine body and the forming machine head are respectively provided with a heating sleeve, and the forming machine body and the forming machine head are connected by a flange; the forming machine body comprises a charging barrel and a threaded rod arranged in the charging barrel, the threaded rod is connected with a belt and the motor by a belt wheel, the exterior of the forming machine head is of a T shape, the forming machine head consists of a mold cover and a barrel-shaped mold core which is fixedly connected in the mold cover and vertical to the forming machine body, an annular opening is formed between the outlet of the mold cover and the mold core which is internally provided with a coaxial core tube, the two ends of the core tube are provided with fixing rings which are connected with the mold core by spot welding, and a clearance is arranged between the core tube and the mold core. The retarded adhesive prestressed steel bar outer wrapped jacket extrusion forming machine of the invention ensures that retarded adhesive sees no dripping in the forming process of a plastic jacket, thus guaranteeing the quality of retarded adhesive prestressed steel bar.

The invention provides a mangnolia officinalis leaf packaging material and a preparing method and application thereof, and belongs to the field of packaging materials. The preparing method of the mangnolia officinalis leaf packaging material comprises the following steps that after mangnolia officinalis leaves are taken and cleaned, normal saline is used for immersing, drying is conducted, and then the mangnolia officinalis leaf packaging material is obtained. The mangnolia officinalis leaf packaging material prepared through combination of the special technology has the characteristics of being green, clean, simple and convenient to prepare, capable of restraining bacteria and resistant to corrosion, the mangnolia officinalis leaf packaging material can be used for an inner package material and can also be used for an outer package material, the faint scent odor of inner object foods and the like can be enhanced, and bacterium restraining, corrosion resisting, inner object oxidizationpreventing and the like can be achieved; and meanwhile, the preparing method is simple, convenient and easy to grasp, all adopted raw materials are natural substances, more greenness, cleanliness andenvironment friendliness are achieved, and very high commercial value is achieved.