66results about How to "Arrangement rules" patented technology

The invention relates to a method for manufacturing an anodic aluminum oxide template and a method for manufacturing a field emission cathode array material by using the aluminum oxide template. The anodic aluminum oxide template with a regular appearance and a clean surface is manufactured by adopting a series of surface protection measures; and a field emission vertical nanowire or nanotube array cathode material is manufactured by pouring organic substances, metal organic solution or sol into a nano hole of the aluminum oxide template by a water method, a heat method and the like through processes such as gelation, high temperature carbonization, aluminum oxide template removal and the like. The field emission cathode material manufactured by the method has regular appearance and low starting voltage during field emission performance test; furthermore, the method process is simpler; and manufacturing of large-area field emission materials can be realized easily.

The invention discloses a composite ionic adsorption material which is a spherical particle prepared by taking 80-85 parts of zeolitefine powder subjected to water bath modification by 0.8-1.0mol / L NaCl solution, 10-20 parts of medical stone fine powder, and 10-20 parts of kieselguhr fine powder as base materials, and 6 parts of activated carbon powder as a pore former and firing, wherein the diameter of the spherical particle is 2-12mm, and the pore volume of the spherical particle is 0.645-0.650 cm<3> / g. Activated zeolite is added to medical stone and kieselguhr to prepare the novel compound ionic material, and the zeolite, the medical stone and the kieselguhr jointly exert adsorption effects. The salt modified zeolite and medical stone increase an ionic exchange space and internal surface area, so that the adsorption capacity of the prepared composite adsorption material is further improved, and a better adsorption effect is achieved.

The present invention discloses a probe expanding device of electronic equipment and a method for controlling expanding probe by the host machine, wherein the device comprises a body and a probe expanding device plug. The body is provided with a controller, a probe signal commutation circuit, a first probe socket, a second probe socket and a probe expanding device plug. A host machine determines whether the reading of expanding probe is finished and enquires the on-position state of probe through a controller of probe expanding device. The probe which is to be executed with information reading transmits a power supply enable signal through a controller for supplying power to the corresponding probe. The communication interface of corresponding probe is gated for reading probe information. When the host machine confirms that the probe information reading is finished, a probe de-electrifying command is transmitted to the controller by the host machine. The controller controls the power supply enable signal. The corresponding probe is de-electrified and the operation is finished. An interface communication connection is realized between the probe expanding device and the host machine device according to the invention. An inner controller analyzes command of host machine system and realizes the functions of probe identifying, working probe switching, etc. The control to various functions is conveniently and reliably executed. The automatization degree of operation is high.

The invention provides a method for producing organic-silicone-modified hydrophilic abnormity polyester fibers. In the invention, organic-silicone-modified hydrophilic polyester chips are prepared, andpolyester fiber producing technology is applied, the spinning temperature is from 265 DEG C. to 288 DEG C., and the draft multiple is from 3.5 to 3.8 times. The produced organic-silicone-modified hydrophilic abnormity polyester fiber can enhance the capillary action by fiber section heteromorphosis, so that the fabrics generates the wicking function because of capillary channels on the fibers or among the fibers so as to have drying and moisture transmitting property. Because modified polyester fiber fabrics have the advantages of favorable moisture absorption performance and comfortable wearing feeling, thereby overcoming the defects of natural fiber that clothes cling to the body and cause people to feel wet and cold when swear amount of people is comparatively large. The organic-silicone-modified hydrophilic abnormity polyester fiber can be used for pure spinning and blend spinning or interweaving with cotton, wool, silk, flax and other chemical fibers and synthetic fibers. The organic-silicone-modified hydrophilic abnormity polyester fiber can be used for mechanical weaving and knitting, and is mainly used in the aspects of gym suits, sportswear, underwear, coats, socks, gloves, bras, protective film, caps, towels and the like. The fabrics made of the organic-silicone-modified hydrophilic abnormity polyester fibers enable people to feel dry and comfortable.

The invention discloses an embossed nonwoven fabric and a production method thereof. The embossed nonwoven fabric is formed by sequentially pressing and combining an upper surface layer, a middle layer and a lower surface layer through a press roller; after the pressing and combining by the press roller, multiple rows of arc crescent embossing are correspondingly formed at intervals on the surfaces of the upper surface layer and the lower surface layer, and each two adjacent rows of arc crescent embossing are arranged in opposite directions; each arc crescent embossing comprises a first arc and a second arc which are arranged at an interval; the two endpoints of each first arc and the corresponding second arc are connected together through a first side and a second side, respectively; each first arc and the corresponding second arc have the same central angle but different radiuses; the first sides and the second sides are positioned on the straight lines of the radiuses of the first arcs and the second arcs, respectively. The arc crescent embossing formed on the upper and lower surfaces of the embossed nonwoven fabric is arranged in order and regularly and is clear and beautiful; meanwhile, the embossed nonwoven fabric is soft with good tension resistance, the production process is simple, the material cost is low, and the enterprise competitiveness is greatly enhanced.

The invention, which relates to the solar cell field, mainly discloses a preparation method of a quantum-dot five-junction solar cell. An InP two-junction solar cell is prepared based on epitaxial forward growth by using an MOCVD technology and a GaAs three-junction solar cell is prepared based on epitaxial inverse growth by using the MOCVD technology; and the InP two-junction solar cell and the GaAs three-junction solar cell are bonded by using a semiconductor direct bonding process to form a quantum-dot five-junction solar cell. The prepared cell contains a GaAs cap layer, a first-junction AlxGa(1-x)In0.5P cell, a first tunnel junction, a second-node AlxGa(1-x)As cell, a second tunnel junction, a third-junction GaAs cell, a third tunnel junction, a bonding contact layer, a fourth-junction InxGa(1-x)ASyP(1-y) cell, a fourth tunnel junction, a fifth-junction InxGa(1-x)As cell, an InP buffer layer, and an InP substrate. The preparation method has the following beneficial effects: the occurrence probability of raw material wasting caused by the epitaxial growth misoperation during the cell preparation process can be reduced. Besides, the semiconductor direct bonding process can be operated simply and easily during the cell preparation method and the cell production efficiency is improved.

The invention provides a preparation method of a piezoresistive sensor material. The preparation method comprises the following steps: preparing a wood fiber aerogel; then, subjecting dopamine to self-polymerization on the surface of the wood fiber aerogel so as to obtain a wood fiber-based hydrogel; immersing the wood fiber-based hydrogel into a nanometer conductive phase suspension or a nanometer conductive phase precursor solution to form a conductive phase wood fiber-based hydrogel; reacting the conductive phase wood fiber-based hydrogel with an aqueous solution containing a polyelectrolyte monomer, a cross-linking agent, an initiator and a catalyst to form a composite conductive phase wood fiber-based hydrogel; and complexing the composite conductive phase wood fiber-based hydrogel with metal ions. The invention further discloses a piezoresistive sensor containing the sensor material and a preparation method of the piezoresistive sensor. The sensor material prepared by the methodprovided by the invention has excellent mechanical strength and ionic conductivity, and the prepared sensor has very high sensitivity.

The invention discloses high-elasticity flame retardant polyester. The high-elasticity flame retardant polyester is prepared from 5-15 parts of polyethylene glycol, 10-30 parts of purified terephthalic acid, 10-25 parts of plant fibers, 5-15 parts of phosphate starch, 5-15 parts of diatom ooze, 30-50 parts of polyester PET (polyethylene terephthalate) and 20-30 parts of polyester PTT (polytrimethylene terephthalate) by weight. The obtained polyester not only has good flame retardance and elongation at break, but also overcomes the defects of poor breathability and absorbency, and the like.

The invention relates to the technical field of tissue engineering and medical wound repairing, in particular to an amnion innate stem cell carried frozen active amnion particle and a conditioned medium and application thereof. Discarded fresh amnions are prepared into particles and then frozen into liquid nitrogen by means of serum-free stem cell freezing liquid; thus, complete matrix components of amnion are maintained while amnion epithelial cell activity is maintained for a long time, and further, disease transmission is avoided effectively. The conditioned medium which is prepared and collected by means of the frozen active amnion particles can promote chemotaxis and migration of human epidermal cells, fibroblast and endothelial cells effectively. In terms of zoografting, wound healing can be improved by multiple ways of regulating inflammatory reaction, promoting vascularization, quickening epithelization and the like through the active amnion particles; further, the amnion matrix can be directly used as a dermis equivalent to induce dermal regeneration so as to improve wound healing quality remarkably. The amnion innate stem cell carried frozen active amnion particle and the conditioned medium thereof can provide simple but effective ways for wound repairing.

The invention relates to a simulated erythrocyte membrane with high degree of blood compatibility. Medical polyvinyl chloride and phosphoryl choline high molecular polymer are used as raw materials; and the phosphoryl choline high molecular polymer is fixed on the surface of the medical polyvinyl chloride substrate to form the simulated erythrocyte membrane with high degree of blood compatibility. After the obtained simulated erythrocyte membrane contacts with human blood for 30 minutes, the surface of the membrane keeps smooth and clean and has no hemagglutination phenomenon, so the simulated erythrocyte membrane shows favorable surface anticoagulation.

The invention discloses foamed magnesium or foamed magnesium alloy. Magnesium powder or magnesium alloy powder is used as raw materials, magnesium sulfate particles are used as filling materials, and the foamed magnesium or the foamed magnesium alloy is prepared and obtained by using a powder metallurgic method. The invention further discloses a preparing method of the foamed magnesium or the foamed magnesium alloy. The preparing method comprises the following steps that magnesium sulfate is used as a pore-forming agent, sandwich structural foamed magnesium or magnesium alloy is prepared by using the powder metallurgic method, the magnesium sulfate does not decompose in the sintering process, thermal expansion is low, the volume is stable, and the preparing technology is safer and more reliable; and in addition, the magnesium sulfate particles are easy to dissolve in water, in the dissolving process of a magnesium / magnesium sulfate compound body, the corrosion degree of SO4<2-> on a metallic magnesium base body is slight, the magnesium sulfate can be conveniently removed, and the prepared foamed magnesium or a magnesium alloy material is more pure. Effective welding and combining between the magnesium or the magnesium alloy particles is facilitated through first hot pressing and then segmented sintering. According to the foamed magnesium or the foamed magnesium alloy and the preparing method of the foamed magnesium or the foamed magnesium alloy, the aperture size of the foamed magnesium or the foamed magnesium alloy is uniform, aperture gaps are arrayed evenly in the three-dimensional space, and the aperture gap ratio is 30-65%.

The invention discloses a double-arc annular random packing which is an integrally-rolled metal flat ring. The double-arc annular random packing is characterized in that a rectangular window and an inner bent arc-shaped rib connected with two short edges of the rectangular window are formed in the peripheral wall of a body of the metal flat ring; a rectangular mini-type window is formed in each of the two end sides of the inner bent arc-shaped rib; and one end, close to the peripheral wall of the body, of each rectangular mini-type window and the other end, connected with the arc-shaped rib, of each rectangular mini-type window are bent and point into arcs to form inward stretching tongue pieces which are used for uniformly dividing the inner part of the packing. By virtue of the double-arc annular random packing disclosed by the invention, large flux and high efficiency of rectangular saddle ring packing, low height-diameter ratio of flat ring packing, uniform gas-liquid distribution and regular array in a filling process are combined, and the double-arc annular random packing has the advantages of regular packing effect and the like.

The invention provides an automatic square tube punching machine with high production efficiency. To solve the technical problem, the invention adopts a technical scheme that the square tube punching machine is characterized by comprising a material stacking area, a material arrangement structure, end punching mechanisms, a punching hydraulic rack, a punching die, a finished product discharging movable frame and a die replacement movable frame; a PLC is arranged, and is provided with a touch screen; a chain feeding mechanism is arranged in the material stacking area and comprises a feeding table and an arrangement chain; a floating air cylinder is arranged below the right end of the feeding table, and a first blocking plate is arranged at the left end of the feeding table; a motor is further arranged, and controls the arrangement chain to rotate; a conveying chain is arranged at the left end of the feeding table, and a second blocking plate is arranged above the middle of the conveying chain. The square tube punching machine has the beneficial effects that the machine can arrange the square tubes automatically, orderly, and regularly; precise locating of the punching mechanisms is achieved, and the deviation is not prone to occur; the automatic production is achieved, the management is facilitated, the efficiency is high, and the safety of operators is guaranteed.

The invention provides a composition and a method for preparing diamond wire saw with the composition. The composition comprises the following raw materials by weight: 85-95wt% of alpha cyan ethyl acrylate, 3-8wt% of a tackifier, 1-3wt% of a stabilizer and 2-4wt% of a polymerization inhibitor. The method solves the technical problems of irregular arrangement of diamonds, uneven wire diameter, poor processing precision and low diamond cutting utilization rate in the prior art.

The invention discloses a winding structure. The winding structure comprises a bobbin and conductive sheets; the bobbin is equipped with a through channel which lengthways passes through the bobbin; the conductive sheets are clamped on the bobbin; a pin which is welded to a circuit board extends from the lower end of each conductive sheet; a coiling slot is formed between every two adjacent conductive sheets; the coiling slots communicate with each other. According to the winding structure, the coiling slots are used for coiling copper wire; the coiling slots are intercommunicated, so that the copper wire can be arranged regularly, and as a result, the utilization rate of the copper wire is increased; in addition, the potential difference of the copper wires is relatively low; the winding process is simple; the manufacturing is convenient; the production is easy. The invention further provides a transformer assembly with the winding structure, and a transformer.

The invention discloses an application display method and apparatus, and a terminal device. The application display method comprises the steps of obtaining an application list meeting a preset condition; according to a preset display rule, adjusting a display sequence of applications; and according to the adjusted display sequence, displaying the applications. According to the method and the apparatus, the adjustment of the display sequence of the applications meeting the preset condition in a mobile terminal is realized, so that the arrangement of the applications is regular and the problem of disorder is avoided; and meanwhile, according to the arrangement processing, a user can timely find the concerned applications according to the arrangement positions of the applications in an interface of the mobile terminal, so that the application search efficiency is improved, the user experiment is enhanced, and powerful premise and guarantee are provided for subsequent centralized efficient management of the applications.

The invention provides an application of an anoectochilus roxburghii extract in preparation of drug for preventing and / or treating D-galactosamine-induced acute liver injury of mice and belongs to thetechnical field of medicines. Experiments prove that the anoectochilus roxburghii extract can remarkably improve D-galactosamine-induced acute liver injury symptoms for the first time, the specific performance is that the necrosis areas of liver cells of mice are obviously decreased, inflammatory cell infiltration, ballooning and fatty degeneration of liver cells are alleviated, the lobular structure of liver tends to be regular, and the arrangement of hepatic cords are regular and tidy. In terms of biochemical indexes, the anoectochilus roxburghii extract can obviously reduce the increased activity of alanine aminotransferase, aspartate aminotransferase, lactate dehydrogenase and malondialdehyde due to the D-galactosamine-induced acute liver injury. A foundation is laid for further development and utilization of anoectochilus roxburghii as a natural medicine raw material, in particular as a drug for preventing and / or treating liver diseases.

The interval adjustable crystal colloid and its preparing method relate to an interval adjustable crystal colloid and its preparing method, whose spectrum spectrum can be 20-900nm. Concretely, the preparing method is: place the spheroidal particle whose diameter is 80-250nm into the water with high pressure for dialysis, and renew the water at least for ten minutes in each dialysis until the electric conductivity is 0.1-10ª–s / cm through the supersonic wave, the colloid (dispersed) being colloid (dispersed) is diluted by monomer solution of neutral hydrogel polymer (including ultraviolet light (acrylamide monomer and as the cross linker) ), in which the initiator of ultraviolet light (acrylamide monomer and as the cross linker) is added into the deprivate O2 and CO2, the crystal colloid is generated by ultraviolet light (acrylamide monomer and as the cross linker) raying.

The invention provides a PET composite material and a preparation method thereof, and application of a PET composite material, and belongs to the technical field of composite materials. The PET composite material provided by the invention comprises the following preparation raw materials in percentage by mass: 40-60% of PET, 1-3% of an ethylene-(meth)acrylate nucleating agent, 1-3% of a small molecule ester plasticizer, 3-5% of a flexibilizer, 0.5-2% of an antioxidant, 10-30% of a glass fiber and 5-20% of a mineral filler. According to the invention, the PET is used as a base material, the plasticizer is added on the basis of adding the nucleating agent, so that the cold crystallization temperature of PET can obviously move to a low-temperature area, the hot crystallization temperature andthe melting point of PET can obviously move to a high-temperature area, the crystallization speed of PET is increased, molecular chain arrangement is more regular, formed crystals are more perfect, the demolding effect is obviously improved, the formed crystals cannot be rearranged, and the size of a workpiece can be more stable.

The invention discloses flaky tin disulfide and a preparation method and application thereof, which relate to the technical field of battery electrode materials. The preparation method comprises the following steps of mixing a proper amount of stannous chloride dehydrate and thioacetamide, adding a proper amount of deionized water, and stirring to fully mix to obtain a mixed solution, adding a proper amount of ammonia water into the mixed solution to adjust the pH value of the mixed solution to 8-9, transferring the mixed solution with the adjusted pH value to a reaction kettle, sealing the reaction kettle, performing hydrothermal treatment at the temperature of 110-130 DEG C until the reaction is finished, and taking out the reaction kettle after the reaction kettle is cooled to room temperature to obtain a reacted product, and washing the product, and then drying to obtain the yellow powdery flaky tin disulfide. When the prepared flaky tin disulfide is applied to a negative electrode of a lithium ion or sodium ion battery, the stability and the rate capability of the battery can be improved.

The present invention discloses a probe expanding device of electronic equipment and a method for controlling expanding probe by the host machine, wherein the device comprises a body and a probe expanding device plug. The body is provided with a controller, a probe signal commutation circuit, a first probe socket, a second probe socket and a probe expanding device plug. A host machine determines whether the reading of expanding probe is finished and enquires the on-position state of probe through a controller of probe expanding device. The probe which is to be executed with information reading transmits a power supply enable signal through a controller for supplying power to the corresponding probe. The communication interface of corresponding probe is gated for reading probe information.When the host machine confirms that the probe information reading is finished, a probe de-electrifying command is transmitted to the controller by the host machine. The controller controls the power supply enable signal. The corresponding probe is de-electrified and the operation is finished. An interface communication connection is realized between the probe expanding device and the host machinedevice according to the invention. An inner controller analyzes command of host machine system and realizes the functions of probe identifying, working probe switching, etc. The control to various functions is conveniently and reliably executed. The automatization degree of operation is high.

The invention relates to the technical fields of tissue engineering and medical wound healing, and provides an amniotic membrane microcarrier capable of simulating a niche microenvironment for the growth of epidermal stem cells in vitro and a skin substitute thereof. A medical waste human amniotic membrane is used as the host material, is subjected to a repeated freeze-thawing & DNA enzyme digestion method to remove amniotic cells, and is further subjected to freeze-cracking to be prepared into the amniotic membrane microcarrier which is 200-500 mu m in size and has a three-dimensional spatial structure. The amniotic membrane microcarrier has the characteristics of common microcarriers, retains the basement membrane structure, has relatively complete Type-IV collagen and laminin, and simultaneously contains NGF, HGF, KGF, bFGF, TGF-beta1, EGF and other growth factors, thereby providing an approximate physiological niche microenvironment for the in-vitro culture and amplification of epidermal stem cells, and quickly amplifying the epidermal stem cells while keeping the characteristics of the stem cells. Besides, the amniotic membrane microcarrier can be directly used as a dermal scaffold for the construction of a skin substitute. Animal full-thickness skin defect and graft experiment shows that the healing quality of the skin substitute is far superior to those of a simple amniotic membrane microcarrier group and a blank control group, a regenerated epidermal layer is obviously thickened and is accompanied with the formation of a mammillary process like structure, and collagenous fibers of a regenerated dermal layer are regularly and orderly arranged.

The invention provides an air deflector of an air conditioner. The air deflector comprises an air deflector sheet, wherein recesses which are regularly arrayed in a spacing manner are formed in the front and rear faces of the air deflector sheet. The invention further provides a vertical type air conditioner adopting the air deflector. According to the air deflector, the regularly arrayed recesses are formed in the air deflector, so that the surface area of the air deflector is enlarged, the contact area between air blown from an air outlet and the air deflector is enlarged, generation of stress is relieved, and thus the noise can be reduced; meanwhile, due to the existence of the recesses, the air speed can be reduced, so that the air force is softer, and the air conditioner is more beneficial for the health of a human body; and finally, the recess patterns in the air deflector are regularly arrayed and uniformly distributed, so that the appearance of the air conditioner can be beautified.

The invention relates to a glass fiber reinforced PA6 composite material and a preparation method and application thereof. The PA6 composite material comprises the following components in parts by mass: 20-60 parts of PA6; 10-40 parts of polypropylene; 0.1-3 parts of a high-temperature nylon nucleating agent; 0.1-1 part of a lubricant; 3-5 parts of a compatible toughening agent; 0.5-2 parts of an antioxidant; 30-50 parts of glass fiber; 5-15 parts of a mineral filler; and 0.5-2 parts of blackening master batch. The preparation method of the PA6 composite material comprises the following steps: mixing the PA6, the polypropylene, the high-temperature nylon nucleating agent, the lubricant, the compatible flexibilizer, the antioxidant, the mineral filler and the blackening master batch to obtain a first mixed material; the first mixed material and glass fibers are subjected to melt mixing, extrusion and grain-sized dicing, and the PA6 composite material is obtained. According to the PA6 composite material, the crystallinity and salt fog resistance of PA6 can be remarkably improved, the water absorption rate of the PA6 composite material is reduced, and the size of the finished product made of the PA6 composite material is more stable.

The invention belongs to the field of coatings and particularly relates to an ecological degradable environment-friendly coating, composed of component A and component B according to a weight ratio of 5:1; the component A includes the following ingredients according to percent by weight: 20-35% of resin, 3-6% of an active diluent, 12-15% of calcium carbide, 10-15% of nano titanium dioxide, 10-16% of attapulgite, 12-20% of diatomite, 0.75-2.2% of an aid, 4-15% of a pigment, adding up to 100% by weight; the component B includes the following ingredients according to percent by weight: 99.3-99.7% of a curing agent and 0.3-0.7% of a foaming agent, adding up to 100% by weight. The materials, the nano titanium dioxide, calcium carbide, foaming agent, attapulgite and diatomite, are added to the coating to impart quadruple ecological degradation, and the prepared coating is environment-friendly and safe.

The invention discloses a feeding device for bearing outer ring machining. The feeding device for bearing outer ring machining comprises a base, a discharging barrel and a first support, a first motor is fixedly installed at the lower side of the base, a rotating disc is fixedly installed at the output end of the first motor and rotationally connected with the base, and an arc-shaped ring and a flow guide ring are fixedly connected to one end of the first support. A guide plate is fixedly mounted at the bottom of the first support. The first motor drives the rotating disc to rotate anticlockwise, bearing outer rings fall on the surface of the rotating disc through the discharging barrel, and when the bearing outer rings at the inner side of the rotating disc move to make contact with the flow guide ring, the bearing outer rings will slide relative to the rotating disc along with continuous rotation of the rotating disc and gradually move towards the outer ring of the rotating disc; and when the bearing outer rings move to a channel between the flow guide ring and the arc-shaped ring, the bearing outer rings will move to the guide plate along with the rotating disc all the time, the bearing outer rings slide down from the material guide plate and move to a conveying belt, the bearing outer rings can be regularly arranged through the arrangement, and follow-up feeding is facilitated.

The invention discloses a porous SnO2 hydrogen-sensitive film and preparation and application thereof. SnCl4. 2H2O is dissolved in absolute ethyl alcohol and uniformly stirred at the temperature of 60-70 DEG C to obtain a precursor solution of tin; then adding polystyrene (PS) microsphere monodispersion liquid, and uniformly stirring at room temperature to obtain tin precursor liquid of polystyrene (PS) microsphere suspension liquid; sequentially placing a silicon substrate with the interdigital platinum electrode in acetone, absolute ethyl alcohol and deionized water to be subjected to ultrasonic cleaning, and then placing the silicon substrate placed in a drying oven to be dried for use; uniformly spin-coating the dried silicon substrate with the tin precursor solution of the polystyrene(PS) microsphere suspension liquid, and then carrying out surface drying; and finally, heating to 500 DEG C at a heating rate of 1-3 DEG C / min, calcining for 2-3 hours, and cooling to obtain the product. The gas sensitivity of the porous SnO2 hydrogen-sensitive film prepared by the method is superior to that of a SnO2 film, the sensitivity of a sensor is remarkably improved, the sensitivity is improved to 30.4 from original 8 and the improvement multiple is about 4 times.

The invention discloses a transplantation method for applying stem cells to treatment of nervous system diseases, and relates to the technical field of stem cell medical research, the transplantation method for applying stem cells to treatment of nervous system diseases comprises the following steps: directionally transplanting NSCs to different side cerebral hemispheres of mice of the same strain by adopting an isocranial transplantation experiment through an animal cell in-vitro culture experiment, and repairing and treating the brain injury of the mouse. From the influence of NSCs transplantation on mouse brain injury, by comparing transplantation injury conditions of a left intracranial transplantation experimental mouse with a high score and a right intracranial transplantation experimental mouse with a high score, left and right brain tissue structures are relatively complete, cell arrangement is regular, scar tissue formation is seldom seen, a large number of grafts are distributed along an injection needle passage, stem cell transplantation is adopted to treat a nervous system, an embryo end brain NSCs input way is selected, cells are transplanted to different side brain hemispheres of mice of the same line, and it can be guaranteed that stem cells play the maximum efficacy under the condition that neural function detection and evaluation are good.

The invention provides a high-yield and green synthesis method of conductive polyaniline. The synthesis method comprises the following steps: dissolving organic protonic acid in water, adding an aniline monomer and an oxidizing agent at a stirring speed of 500-1000 rpm, keeping the reaction temperature at 0-30 DEG C, keeping the reaction time at 5-10 hours, and washing and filtering the obtained substance to obtain a filtrate and polyaniline powder; and then adding an aniline monomer and an oxidizing agent into the filtrate to obtain polyaniline powder, wherein the filtrate is repeatedly usedfor one to three times. According to the high-yield and green synthesis method of the conductive polyaniline, the waste liquid generated through a chemical oxidative polymerization method can be reused, the prepared conductive polyaniline product has excellent performance, the use requirement of products is reached, resources are saved, and the synthesis method is environmentally friendly.

The invention discloses a bearing race turnover frame. The bearing race turnover frame comprises a placement table, wherein mounting holes are formed in the upper end of the placement table; turnover frame bodies are inserted into the mounting holes; a first round hole is formed in the upper end of each turnover frame body; a second round hole is formed in each first round hole; a take-up groove is formed in the lower end part of each turnover frame body; a threaded pipe sleeve is placed in each first round hole; an annular groove is formed in each threaded pipe sleeve; an annular limit key is arranged at the upper end of each turnover frame body; a threaded rod is mounted in each threaded pipe sleeve; a rectangular groove is formed in a side wall at the lower end of each threaded rod; a rotating shaft is arranged in each rectangular groove; a support bar is arranged on each rotating shaft. Machined bearing races are placed in a collection box, at this time, the bearing races fall onto the turnover frame bodies, and the turnover frame bodies string the bearing races together and regularly arrange the bearing races. After the turnover frame bodies and the bearing races on the turnover frame bodies are carried to a target area, the threaded rods are moved upwards. At this time, the support bars roll up, the bearing races that are arranged on the turnover frame bodies in a sleeving manner are separated from the turnover frame bodies and regularly placed on the target area.