38results about How to "With lubrication function" patented technology

The invention discloses acid-sensitive controlled-release anti-inflammatory gel. The gel is formed by phenylboronic acid modified hyaluronic acid and tannic acid under the neutral to slightly alkalinecondition, and tannic acid can be released under the acidic condition. Amiloride and analogues or non-steroidal anti-inflammatory drugs thereof can be added to the anti-inflammatory gel. The invention also discloses a preparation method of the acid-sensitive controlled-release anti-inflammatory gel. The method comprises two steps including preparation of phenylboronic acid modified hyaluronic acid and preparation of the acid-sensitive controlled-release anti-inflammatory gel. The invention also discloses an application of the acid-sensitive controlled-release anti-inflammatory gel in preparation of drugs for treating physiological and pathologic change related diseases caused by decrease of pH value due to gathering of inflammatory metabolites. The gel has the lubricating function of hyaluronic acid, can relieve the stress of joints and promote backflow and update of metabolism, also has the non-specific anti-inflammatory, antioxidation, anti-effusion and analgesia functions of tannicacid, can inhibit excessive inflammatory response and body hypermetabolic reaction and is a new controlled-release anti-inflammatory gel.

The invention discloses high-speed heavy mechanical snow removing equipment and a control method. The high-speed heavy mechanical snow removing equipment comprises a main framework device, a front framework device, a four-connecting-rod device, a traveling wheel device, a brushing core device, a hydraulic device and a hoisting device, wherein the main framework device comprises a rear framework, a left-side support and a right-side support; the front framework device comprises a front shield and a small snow stopping board; the four-connecting-rod device comprises a changeover mechanism, a propelling rack upper framework, a propelling rack lower framework and a propelling rack base; the traveling wheel device comprises a first tire assembly and a second tire assembly; the brushing core device comprises a driving shaft and brush hairs; the hydraulic device comprises a hydraulic motor, a cavitation valve, a lifting oil cylinder, a left steering oil cylinder, a right steering oil cylinder, a first height adjusting oil cylinder, a second height adjusting oil cylinder and a snow pressing plate oil cylinder; the brushing core device is in floating connection with the hydraulic motor; the left-side support and the right-side support in the main framework device are symmetrically bolted on the rear framework. According to the high-speed heavy mechanical snow removing equipment disclosed by the invention, the front shield is positioned by using a hand force jack, and the height of the front shield can be gradually reduced along with the wear of the brush hairs.

The invention discloses a synthetic method of isopropyl fatty acid ester and application of the isopropyl fatty acid ester to special oil. The synthetic method is characterized in that organic acid and isopropanol are used as raw materials and react for 3 to 5 hours at 85 DEG C to 95 DEG C and ordinary pressure under the catalytic action of a catalyst, so as to obtain the isopropyl fatty acid ester, and the catalyst is an N-alkyl pyrrolidone-group methyl phosphate ionic liquid catalyst. The N-alkyl pyrrolidone-group methyl phosphate ionic liquid catalyst is selected for synthesizing the isopropyl fatty acid ester, so that the synthetic method has the characteristics of low reaction temperature, less catalyst addition, no need of water-carrying agent, short reaction time, high esterification rate and the like, and an acid value of a produced product is low.

The invention discloses an antibacterial and mildewproof rubber-plastic shoe material. The antibacterial and mildewproof rubber-plastic shoe material comprises the following components: low density polyethylene, an ethylene-propylene-diene monomer, a polyolefin elastomer, a methyl methacrylate-butadiene-phenethylene terpolymer, rare earth oxide, nanometer zinc oxide, acetyl tributyl citrate, pentaerythrityl tetrastearate, calcium carbonate and a fungicide adopting a microcapsulate structure, wherein the particle size range of the microcapsulate structure is 10-100 microns, the ratio of a wall material to a sandwich layer is 1: (15-22), the sandwich layer is composite powder, and the wall material is polyester film. A shoe material prepared from the material provided by the invention is excellent in antibacterial and mildewproof effect, lasting in antibacterial effect, and long in effect time.

The invention relates to the technical field of cutting tools, in particular to a preparation process of self-lubricating ceramic material cutting tools, which is characterized in that the process steps are: (1) Nano-thulium zirconium ceramic powder prepared by hydrothermal precipitation method, its composition The content and mass percentage are: 7% to 38% of thulium oxide, 62% to 93% of zirconia, (2) after adding TiC composite, ball milling, (3) adding solid lubricant, the radius of the solid lubricant particle ceramic composite material The ratio is 0.225≤r/R≤0.419, (4) mixed after ball milling, (5) vacuum dried, (6) put into graphite mold, (7) prepared by hot pressing sintering process, and the sintering temperature is 1500°C-1700°C , holding time 40 minutes. Compared with the prior art, the present invention has a simple technological process, and the self-lubricating ceramic tool has the functions of anti-friction, anti-wear and lubrication, saves the cooling and lubrication system, reduces equipment investment, avoids environmental pollution caused by cutting fluid, and realizes clean production. reduce manufacturing cost.

The invention discloses a modification method of polyvinyl alcohol fiber for a strain-hardening cement-based composite material. According to the method, the surface of the polyvinyl alcohol fiber asa raw material is coated with a layer of interface epoxy resin, and the surface of an epoxy resin coating is coated with a layer of nano graphite powder. By means of the method, the interfacial properties of the polyvinyl alcohol fiber and a cement matrix can be well regulated, the stability of the coating can be guaranteed, and no damage can be caused to the fiber.

The invention relates to an automobile door lock inhaul cable. The automobile door lock inhaul cable comprises an inhaul cable casing, a first protective pipe joint, a second protective pipe joint, a middle door stay wire protective bar, a galvanized steel wire rope, a first protective sleeve, a second protective sleeve, a first end part joint and a second end part joint, wherein the first protective pipe joint and the second protective pipe joint are arranged at the two ends of the inhaul cable casing respectively; the middle door stay wire protective bar is arranged on the inhaul cable casing; the galvanized steel wire rope is arranged in the cavity of the inhaul cable casing; the first protective sleeve is clamped on the first protective pipe joint; the second protective sleeve is clamped on the second protective pipe joint; chamfers are arranged in the cavities of the first protective sleeve and the second protective sleeve; and a grease layer is arranged in each chamfer. The automobile door lock inhaul cable is simple in structure, compact in design and convenient to use; and the chamfers are arranged in the cavities of the protective sleeves, the grease layers in the chamfers have waterproof and lubricating functions, and the protective sleeves and the galvanized steel wire rope are in interference fit, so that the waterproof function of the automobile door lock inhaul cable is better, and the automobile door lock inhaul cable can be normally used under low-temperature humid conditions.

The invention discloses a medicine composition for treating traumatic injury and application thereof, and belongs to the technical field of medicine preparation. The medicine composition is prepared from the following ingredients in parts by mass: 10 to 40 parts of radix aconiti preparata, 10 to 40 parts of radix aconiti kusnezoffii praeparata, 3 to 20 parts of radix clematidis, 15 to 30 parts ofradix angelicae pubescentis, 15 to 30 parts of notopterygium roots, 4 to 20 parts of safflowers, 2 to 15 parts of rhizoma chuanxiong, 4 to 20 parts of radix notoginseng, 4 to 20 parts of radix achyranthis bidentatae, 3 to 25 parts of frankincense, 4 to 30 parts of myrrh, 1 to 10 parts of borneol, 2 to 15 parts of menthol and 2 to 15 parts of camphor. The prepared medicine composition can be used for treating traumatic injury, and has the advantages of obvious curative effect, high cure rate and no side effects.

The invention relates the alcohol fuel which has lubricating property, comprising methyl alcohol and petrol. The alcohol fuel comprises castor oil, and the volumetric proportion of castor oil is 0.5-1%. The invention has the advantages of convenient usage and low cost.

The invention discloses a method for catalytically synthesizing fatty acid isopropyl ester. In an esterification reaction, SO4<2->/La2O3-ZrO2@CNTS super acid with high specific surface area is taken as an esterification catalyst, the method has the characteristics of low reaction temperature, high catalyst activity, no introduction of a new water entrainer, short reaction time, high esterificationrate and the like, and the acid value of the produced product is small.

The invention provides a vertical worm and worm gear mechanism with a self-lubricating function. The mechanism mainly comprises a worm gear, a worm, an oil scraping cover, a special-shaped sealing element and the like. The worm gear matches with the oil scraping cover in movement to drive oil from the bottom to a worm and worm gear meshing area, so that meshing surfaces are lubricated and cooled sufficiently. Boundary conditions of leakage caused by shear flow under oil differential pressure are computed to obtain a reasonable matching range between the worm gear and the oil scraping cover. The vertical worm and worm gear mechanism with the self-lubricating function is simple in structure, reliable in working and suitable for long-time operation, and transmission efficiency and mounting and use flexibility of a worm and worm gear reducer are improved greatly.

The invention provides hydrophilic normal-temperature rolling liquid which is prepared from amino silicon oil, paraffin, iso-tridecanol oxyethylene ether, sodium nitrate, sodium nitrite, 2, 6-di-tert-butyl-4-methylphenol, sodium benzoate and deionized water. The rolling liquid for producing the strip steel by the cold rolling unit provided by the invention is a hydrophilic formula, and through the novel hydrophilic formula, the technical problems of fire blast danger, pollution discharge pollution, degreasing power consumption, stirring and oil-water layering of traditional rolling oil can be thoroughly solved. During cold rolling of the strip steel, fire blast danger is avoided, oil and water are not layered, degreasing is avoided, stirring is avoided, less pollution is discharged, and safe and low-consumption clean production is achieved.

The invention provides five auxiliary fingerstall lubricants for sexual life and preparation methods thereof. The five lubricants are all characterized by comprising a silicon oil component and have almost the same lubricating effect but different respective emphasis slightly. The preparation methods are alike except for slight differences, wherein a hot sense lubricant is prepared by 95 percent of silicon oil and 5 percent of hot sense agent so that a user can have a hot sense feeling; a cold sense lubricant is prepared by 90 percent of the silicon oil and 10 percent of cold sense agent so that the user can have a cold sense feeling; an eugenol type basil oil lubricant is prepared by 90 percent of the silicon oil and 10 percent of eugenol type basil oil so that the user can have a hot feeling; an anti-inflammation lubricant is prepared by 97 percent of the silicon oil and 3 percent of medical anti-inflammation powder, so that inflammation can be lightened or diminished and the pain caused by the inflammation can be released; and an aloe lubricant is prepared by 90 percent of the silicon powder and 10 percent of aloe powder, wherein the aloe powder not only has very strong inhibiting effect on bacteria, fungi and harmful micro-organisms, but also has very strong smoothing, skin caring and skin moistening effects.

The invention discloses a convenient-to-carry climbing device for power construction, and relates to the technical field of power construction, the convenient-to-carry climbing device comprises a frame assembly and a sliding assembly, an electric cylinder I is arranged in the frame assembly, a hoop is mounted outside the electric cylinder I, and the frame assembly comprises a slotted annular frame, a bolt and a slotted closed frame. And a second electric cylinder is arranged on the lower portion of the outer portion of the frame assembly, a counterweight assembly is installed on one side of the outer portion of the frame assembly and comprises a first sliding block, a pull rod and a counterweight block, and the pull rod is fixed to the outer portion of the first sliding block. The slotting annular frame and the slotting closed frame are installed and fixed through bolts to form a closed loop, the second sliding blocks slide along the slotting annular frame and the slotting closed frame through the first balls, the position of the platform is changed, multi-direction construction can be facilitated, the climbing device is provided with a rotating structure, the construction range is widened, and different working conditions can be met.