33results about How to "Rich choice" patented technology

The invention discloses an operation state control method applied to a centrifugal machine. A rotating shaft is driven to rotate according to a rotating speed median value so that mixed liquid can be evenly distributed into each set of rotating drums; after separation of n parts of mixed liquid is completed, a set of rotary drums with the best separation effect in centrifugal separation of each set of rotary drums is confirmed, and the optimal centrifugal force of mixed liquid separation is obtained through calculation; calculating the radius of the energy-saving rotary drum to obtain a corresponding energy-saving rotary drum sleeve, and configuring the optimal rotating speed of the rotating shaft according to the position of the rotary drum sleeve and the optimal centrifugal force; and the mixed liquid is guided to the fixed drum sleeve. And driving the rotating shaft to rotate according to the optimal rotating speed, and separating the mixed liquid. Mixed liquid can be separated at the same time through multiple centrifugal forces. Through one-time separation of a plurality of rotary drum sleeves, the most suitable separation rotary drum can be determined at the fastest speed, and the separation efficiency is improved. And only one set of drum sleeve is used for separation again, so that the efficiency is high, and meanwhile, energy is saved.

The invention discloses a high-entropy alloy fiber material of a core-shell structure and a preparation method and application thereof, and belongs to the technical field of alloy material preparation.The method comprises the steps that a buffering agent is dissolved in deionized water to obtain a solution A, the solution A is heated, a complexing agent, additional salt, a reducing agent and soluble metal salt are sequentially added, stirring and dissolving are conducted, and a solution B is obtained; adjusting the pH value of the solution B, and standing at room temperature to obtain an electrolyte; performing ultrasonic cleaning, flushing and drying on the conductive fibers with acetone, ethanol and deionized water respectively; a saturated calomel electrode is used as a reference electrode, a conductive fiber is used as a working electrode, a carbon electrode bar is used as a counter electrode, the three electrodes are immersed in an electrolyte, a constant-potential electro-deposition method is used, electro-deposition is carried out on the surface of the conductive fiber, and the high-entropy alloy fiber is obtained. Uniform electro-deposition of the high-entropy alloy on the surface of the fiber is achieved, and the high-entropy alloy fiber material with excellent conductivity is obtained.

This invention discloses a hexamer of N-(3-hydroxy-4-methoxybenzyl)-N-(3,4,5-trimethoxyphenyl)-9H-pyridine[3,4-b]indole-3-carboxamide with the following structural formula, and discloses its preparation and its application in drugs for inhibiting tumor metastasis. Experiments have demonstrated that the N-(3-hydroxy-4-methoxybenzyl)-N-(3,4,5-trimethoxyphenyl)-9H-pyridine[3,4-b]indole-3-carboxamide hexamer of this invention exhibits excellent anti-tumor lung metastasis activity. Therefore, this invention provides a safe and effective technical means for combating tumor metastasis.

The utility model relates to a paper padding plate for roll paper, which belongs to the technical field of roll paper transportation and comprises a plurality of protection components, a roll paper main body is arranged among the plurality of protection components, and the plurality of protection components are arranged along the outer wall of the roll paper main body at equal intervals. The roll paper packing board has the advantages that a plurality of paper packing board bodies can be connected in series through one nylon rope, so that the plurality of paper packing board bodies can be used in a matched mode, a complete reinforcing system can be formed, anti-falling and reinforcing are integrated, the stability of the roll paper main body during placement can be improved, and the roll paper packing board is convenient to use. According to the roll paper padding board, the nylon rope is arranged on the paper padding board body, the paper padding board body can be prevented from being lost through the operation that several paper padding board bodies are connected in series, meanwhile, if damaged, only the corresponding paper padding board body needs to be replaced, when roll paper bodies with different diameters are subjected to padding, only the length of the nylon rope needs to be changed, and the roll paper padding board is simple in structure, convenient to operate and high in practicability.

The application discloses a kind of high-efficiency super-soft organic solar cell of top incidence structure, it includes flexible substrate, anode, anode modification layer, active layer, cathode modification layer, cathode and antireflection layer from bottom to top, wherein the cathode is based on the transparent electrode of ultrathin silver.Especially by preferred cathode modification layer and introducing not more than 2nm thick gold as seed layer, make ultrathin silver surface more smooth and uniform, the transparent electrode can further improve the photoelectric energy conversion efficiency (PCE) of organic solar cell.Meanwhile, using the wide adaptability of top incidence structure to different substrates, the organic solar cell can also achieve comparable PCE (17.32%) with mm level rigid glass substrate on the polyimide flexible substrate with thickness of only 1.3 μm.Therefore, the highest efficiency of super-soft organic solar cell so far is obtained, and the highest power density (39.72W g ‑1 ) in all photovoltaic technologies at present is also obtained.

The embodiment of the invention relates to a conductive interface modified sodium battery alloy foil negative electrode material as well as a preparation method and application thereof. The conductive interface modified sodium battery alloy foil negative electrode material comprises a sodium ion battery alloy foil negative electrode and a conductive modification layer which is completely attached to the bottom surface of the sodium ion battery alloy foil negative electrode, wherein the sodium ion battery alloy foil negative electrode is a whole foil material, a conductive agent and a binder are not contained in the sodium ion battery alloy foil negative electrode, and a current collector is attached or not attached to the surface of the sodium ion battery alloy foil negative electrode; the conductive modification layer comprises a carbon-based conductive modification layer prepared by a coating process or a metal-based conductive modification layer prepared by a coating process; the mass ratio of the conductive material in the conductive interface modified sodium battery alloy foil negative electrode material is lower than 50%.

The lithium battery comprises two end covers which are distributed up and down, a shell is arranged between the two end covers, the two ends of the shell are inserted into the two end covers respectively, a first clamping groove matched with the shell is formed in the side, facing the shell, of each end cover, and a second clamping groove matched with the shell is formed in the side, facing the shell, of each end cover. Clamping blocks are fixedly connected to the bottoms of the two sides of an inner cavity of the shell, sliding grooves are formed in the tops of the clamping blocks, clamping pins are installed in inner cavities of the sliding grooves in a sliding mode, and springs are fixedly connected to the bottoms of the clamping pins. The shell and the cover plate of the lithium battery are assembled together in a buckling manner, the end cover can be quickly separated from the shell to finish the disassembly structure when the battery is disassembled, the disassembly speed and efficiency of the lithium battery are improved, and the disassembled parts can be secondarily assembled and used, so that the cost input is reduced, and convenience is provided for the use of a user.

The invention discloses a network setting method and device, equipment and a medium, and belongs to the technical field of network configuration, and the method comprises the steps: obtaining current network configuration information through a command for displaying all network information; storing the obtained current network configuration information in a memory; refreshing the firmware version of the controller to a second firmware version; starting a second firmware version of the controller, and obtaining a flag bit for setting a network information command; judging whether the flag bit of the network information setting command is a first preset value or not; and in response to the fact that the flag bit of the network information setting command is a first preset value, acquiring current network configuration information in the memory, and performing network setting on the controller again according to the current network configuration information and the command for setting single network information. According to the method, a transition version does not need to be customized, the IPMI command is used for carrying out network configuration reservation setting on the controller, the development difficulty is reduced, and the product development time is shortened.

The utility model provides a kind of pull tab connecting piece and thermal superimposed wall, including the pull tab joint and single-head pull tab of being connectable, the pull tab joint is rectangular sheet, the pull tab joint is set with through-hole in one end away from the single-head pull tab, the pull tab joint is set with strip slot in another end close to the single-head pull tab, the end of single-head pull tab close to the pull tab joint is formed with protrusion, the protrusion can be connected with the strip slot clearance hook, the end of single-head pull tab away from the pull tab joint is set with mounting hole.The utility model can realize the production of low thermal conductivity and low cost material, avoid the risk of forming thermal bridge, improve the thermal performance of thermal superimposed wall.

The present application provides a personalized advertising push method and related devices based on product data. Obtain product data of the product to be promoted, collect basic information and sales data of the product to be promoted, and provide basic data for the subsequent recommendation algorithm. By identifying similar products, more choices can be provided to users to avoid single recommendations. At the same time, collecting similar product data can help the algorithm analyze user needs more accurately. The weight of each similar product is calculated by analyzing similar product data, which reflects the relevance of each similar product to the user's interests. Sort by weight coefficient, and select similar products corresponding to the first k weight coefficients as recommended products. This ensures the relevance and effectiveness of the recommended products. By displaying advertising information, users can easily obtain the latest recommendation information, improve the reach of advertising and user experience.

The application discloses a kind of control method of light source and related components, it is related to illumination field, including determining the absolute spectral value of light emitting demand;When current mode is reading mode, determine the gear corresponding to the absolute spectral value of light emitting demand according to the relationship table generated in advance, and generate the control signal corresponding to gear output to LED lamp, so that LED lamp emits light according to control signal;When current mode is self-regulating mode, determine the gear corresponding to the absolute spectral value of light emitting demand according to the relationship table generated in advance, and generate the adjustment signal corresponding to the gear of current LED lamp according to the absolute spectral value of light emitting demand, output to LED lamp, so that LED lamp emits light according to preset speed based on adjustment signal.Directly adopt absolute spectral value to construct relationship table, relationship table is the light emitting condition of current LED lamp, based on the relationship table control LED lamp, can better meet the demand of user.Meanwhile, control LED lamp in two modes respectively, and select various.

This invention discloses a combination of methylation molecular markers for the diagnosis or prediction of nasopharyngeal carcinoma, consisting of three methylation molecular markers located in the human ZNF804A, FOXL1, and CASZ1 genes: chr2:184598880-184599080, chr16:86578884-86579084, and chr1:10642015-10642215, specifically located using hg38. This invention also discloses the application of this combination of methylation molecular markers, related kits, and analytical processing procedures recorded on a computer-readable storage medium. The methylation levels of the ZNF804A, FOXL1, and CASZ1 genes, as biomarkers for the early diagnosis or prediction of nasopharyngeal carcinoma, enrich the options available to those skilled in the art.

The application discloses an antibody against P53 protein, a tumor diagnosis product and application thereof, and relates to the technical field of antibodies. The antibody comprises a heavy chain complementarity determining region in a heavy chain variable region shown in SEQ ID NO: 14 and a light chain complementarity determining region in a light chain variable region shown in SEQ ID NO: 15. The antibody can be used for diagnosing diseases with P53 as a marker. The application provides more protein options for the detection of P53 and the diagnosis of diseases with P53 as a marker, and enriches the types of monoclonal antibodies against P53 protein. In addition, the antibody provided by the application can be used for preparing a tumor efficacy evaluation product, a prognosis evaluation product or a recurrence and metastasis monitoring product.

The application relates to the field of functional polymer film materials, and discloses a porous film and a preparation method and application thereof. Two surfaces of the porous film are a hydrophilic film surface and a hydrophobic film surface; wherein the pore diameter of the porous film is 0.05-20 mu m, the average pore diameter is 2-15 mu m, the porosity is 35-80 vol.%, and the porous film is distributed with micro-protrusion structures. The porous film can effectively reduce water evaporation, the surface energy of the hydrophobic layer is relatively high, is suitable for water or mist collection, has good stability, is easy to recycle, and can avoid water body pollution caused by residual solvents on the film surface.

The utility model provides a woven bracelet, and belongs to the technical field of accessories. A bracelet which can adjust the size of a ring opening at will and is not easy to break and damage is lacked in the market. The bracelet comprises a bracelet body with two open ends, and is characterized in that the bracelet body is formed by sequentially winding and weaving a plurality of weaving strips, and the weaving strips are made of flexible metal materials; and the weaving strip is bent into a spiral shape. The bracelet has the advantages that the bracelet is formed by winding and weaving the plurality of weaving strips, and the weaving strips are made of flexible metal materials and can be bent at will, so that the requirement of a user for adjusting the size of a ring opening at will is met, and the bracelet is convenient to wear. According to different weaving methods, the bracelet can be woven into various shapes, the shapes are varied, and more choices are provided for purchasers.

The application discloses a preparation method of a fan-out type double-sided surface mounting multi-chip package and a package, and mainly comprises the following steps: after a temporary thermal bonding film is adhered to a glass wafer, TMV chips are attached in a flip-chip mode, plastic packaging is completed, and a plastic package is formed; a device surface of the chip faces one side of the temporary thermal bonding film, a surface of the plastic package is a second surface, a front wiring layer and a back wiring layer are respectively formed on a first surface and the second surface, then ball implantation is performed on the second surface after the back wiring layer is formed, an integrated passive device IPD with a micro bump is attached to the first surface after the front wiring layer is formed, reflow bonding is performed, and a stacked package is obtained, and finally, unit cutting is performed on the stacked package to obtain a single package; and the application can fully utilize upper and lower surfaces of the plastic package, carry and place more tin balls and lead-out wires, and improve utilization efficiency of the plastic package area.

The invention discloses a Chinese yam flavor sausage and a preparation technology thereof, and belongs to the technical field of food, the Chinese yam flavor sausage comprises a casing filled with pig hind leg meat, Chinese yam and seasonings. The sausage has the flavor of Chinese yam, the taste is more unique, more choices are provided for consumers, meanwhile, the Chinese yam starch is added, and the diced meat is cut into small particles, so that the sausage is smoother and better in mouth feel when being eaten, enjoyment in appetite can be provided for the consumers, and the consumers feel pleasant in body and mind.

The invention discloses a household intelligent healthy hydrolat humidifying device. The household intelligent healthy hydrolat humidifying device comprises a shell, a hydrolat extracting assembly and a humidifying and atomizing assembly. The hydrolat extraction assembly comprises a heating barrel, a steaming tray, a hydrolat cup, a heating element and a refrigerating element, the heating barrel is heated through the heating element located at the bottom of a heating bin, and aromatic plant essential oil is carried out through water vapor; water vapor carrying aromatic plant essential oil and coming from the interior of the heating barrel is collected through the collecting opening, the water vapor in the condensation pipe is condensed into a liquid state through temperature difference, pure dew is separated out and conveyed into the hydrolat cup, and extraction of the hydrolat is completed; the extracted hydrolat is absorbed through a water absorption cotton swab in the humidifying and atomizing assembly, is converted into mist through an atomizing piece located at the upper end of an atomizing support, and is discharged through a mist outlet in the surface of a cover. According to the device, hydrolats with different smells can be prepared for humidification according to self requirements, the device is easy to install, and the effects of miniaturization, energy conservation and environmental protection can be achieved.

This invention provides a graphene three-electrode coplanar standard electrode and its application. Specifically, three coplanar electrodes are fixedly disposed on an electrode substrate, which are, from left to right, a first electrode, a second electrode, and a third electrode. The first electrode includes a first pin (1), a first guide portion (4), and a first detection layer (7); the second electrode includes a second pin (2) and a second guide portion (5); and the third electrode includes a third pin (3), a third guide portion (6), and a second detection layer (8). An electrode modification hole (9) is formed by drilling a hole in the electrode substrate and is placed directly above the second electrode. A through hole (10) is provided in the middle of the second guide portion (5). A back electrode is disposed on the back side of the electrode substrate, specifically including a back pin (11), a back guide portion (12), and an electrode modification ring (13). The back guide portion (12) is provided with a through hole (10), and the electrode modification hole (9) is provided inside the inner ring of the electrode modification ring (13).

The utility model discloses a large ring piece drilling and tapping auxiliary tool which comprises a movable base, a supporting plate and a movable mechanism, the supporting plate and the movable mechanism are arranged on the movable base, the supporting plate is vertically arranged and connected with a magnetic attraction body of a magnetic drill in an attraction mode, a vertical strip-shaped through hole is formed in the supporting plate, and the through hole is aligned with a drill bit of the magnetic drill; the moving mechanism comprises a moving plate moving up and down, and the moving plate is connected with the magnetic drill. The magnetic drill is moved up and down on the supporting plate through the moving mechanism, the drill bit is aligned with the drilling position of the ring piece through the penetrating hole, operation is easy, positioning is convenient, precision is high, and drilling is easy for the ring piece small in height. The device is moved through the movable base, the position of the magnetic drill does not need to be moved manually, the labor intensity of workers is reduced, and efficiency is improved; and the penetrating hole is in a vertical strip shape, so that the up-down moving range of the drill bit is wider, more drilling positions are selected, and the applicability is high.

The present invention discloses a silicon dioxide-based composite material and a preparation method and application thereof, and relates to the technical field of inorganic materials. The present invention constructs and obtains a new silicon dioxide-based composite material, wherein the silicon dioxide-based composite material has a core-shell structure, wherein the core layer is zinc oxide and the shell layer is silicon dioxide polymer; 50 The particle size is less than 20 μm. The silica-based composite material obtained by the present invention has a core-shell structure, can reflect and scatter external light twice, has high hiding power and low transparency, and can be used as a toothpaste abrasive to prepare a white paste, making up for the defect that silica cannot be used alone when preparing white paste in the oral field.

This invention relates to the field of surface modification technology, and discloses a surface wettability differential membrane, its preparation method, and its application. The porous membrane comprises a framework and a modifying material with opposite wettability to the framework, loaded onto the framework; wherein, based on the area of ​​the porous membrane, the loading area of ​​the modifying material is 30-80%. The membrane material provided by this invention, loaded with an appropriate amount of modifying material, exhibits significantly higher water collection efficiency.

The invention discloses a lifting inclined wedge with a detachable stopper, comprising a base assembly, a slider assembly and a driving assembly; the base assembly comprises a base and a limiting side plate, a slide groove is arranged on the base, a stopper is detachably arranged at the open end of the slide groove, and a buffer is arranged on the stopper; the slider assembly comprises a slider and a spring; a guide structure is arranged between the top surface of the slider and the bottom surface of the slide groove, and between the two side surfaces and the two side surfaces of the slide groove; the stopper is provided with a stopper boss and a nut seat, and the nut seat is fixed to the base by screws; the stopper boss is arranged on the upper part of the stopper, matched and installed in the groove on the base, and can withstand the component force in the horizontal or vertical direction; the driving assembly comprises a driving block, and the slider and the driving block are guided by a first V-shaped guide plate and a second V-shaped guide plate. The lifting inclined wedge has the advantages of convenient disassembly and assembly, and greater impact and lateral force resistance.

The utility model relates to the technical field of fitness equipment, in particular to a sitting posture Smith horizontal pushing trainer which comprises a main machine frame, a seat leaning assembly and a chest pushing movable assembly. The chest pushing movable assembly comprises chest pushing sliding movable arms on the two sides and a connecting rod assembly, the chest pushing sliding movable arms are slidably connected to the main machine frame through linear modules on the two sides so that the chest pushing sliding movable arms can slide in a reciprocating mode, and the chest pushing sliding movable arms are in transmission connection with a balance weight mechanism through the connecting rod assembly. Reciprocating of the chest pushing sliding movable arm is achieved through the linear module, and stability and smoothness are better; the chest pushing sliding movable arm is connected with the balance weight mechanism through the connecting rod assembly, a body builder can have a strong sense of process in the exercising process, in addition, the structural types of the sitting posture horizontal pushing trainer are enriched, and fitness enthusiasts have more choices.

The utility model discloses a multi-way valve only capable of working independently, and relates to a multi-way valve. Comprising an oil inlet unit, a working unit and a cover plate, the oil inlet unit and the cover plate are arranged on the left side and the right side of the working unit respectively, and the working unit adopts a plurality of valve plates connected in series; the valve plate comprises a valve body and a valve core, the valve core is arranged in the valve body, and the valve core is connected with the valve rod in the electromagnet; and an oil return opening is formed in the cover plate. The utility model supports single-path work, and has the advantages of high safety, strong practicability and long service life.

The application discloses a vein stent, comprising a first stent unit and a second stent unit, the first stent unit comprising a first stent body, a plurality of first end units and a plurality of second end units, the first stent body comprising a plurality of spiral rods; the second stent unit comprising a second stent body, a plurality of third end units and a plurality of fourth end units. The vein stent of the application is combined with two stent units, so that the vein stent is more selective in use. The cooperation of the two stent units makes one end have better radial support characteristics and the other end have better flexibility, and the spiral spiral rods can make blood rotate, which is more conducive to the flow of blood in the blood vessel after the stent is installed. The spiral stent can effectively convert the turbulent blood flow into more orderly and laminar rotary blood flow by guiding the blood flow to advance along the spiral path, thereby reducing the generation of turbulent flow and reducing the probability of thrombus formation.

The invention relates to the technical field of Internet, and discloses an animation switching method and device based on a particle model, equipment and a storage medium, and the method comprises the steps: obtaining a first position array of a first particle model in a current particle system; determining a next to-be-switched second particle model according to the first position array, and obtaining a second position array of the second particle model; calculating a target position array of the target particle model according to the first position array and the second position array; and taking the first position array as an initial state, taking the target position array as an end state, and smoothly updating the position state of each particle in the particle system by using an animation transition library based on the initial state and the end state, so that the first particle model is switched to the target particle model. The problem that model switching is stiff and unnatural in an existing three-dimensional graph rendering technology is solved.

The invention discloses an induction method, a regeneration method and a genetic transformation method of schisandra chinensis embryogenic callus, and relates to the field of transgenosis, the induction method comprises the following steps: taking any one or more of new shoot meristem, subterranean stem tip, petiole, petal, corolla and pistil of schisandra chinensis as explants for embryogenic callus induction; the selection of explants of the schisandra chinensis regeneration system is enriched, and the method has important significance for breaking seasonal limitation of sampling of the schisandra chinensis regeneration system. In addition, a genetic transformation method of schisandra chinensis is established, and a new way is provided for obtaining schisandra chinensis transgenic plants.