23results about How to "Fully combined" patented technology

The invention provides a preparation method of an ADC foaming agent for improving foaming pore density, which comprises the following steps: step 1, mixing a modified inorganic nucleating agent with water according to a predetermined mass ratio, adding a dispersing agent, and uniformly mixing to prepare uniform and stable suspension slurry to prevent agglomeration of the nucleating agent; 2, when the conversion rate of the biurea reaches 80%-85%, adding the suspension slurry, so that the inorganic nucleating agent is uniformly attached to the surface of the ADC crystal; and 3, continuing the oxidation reaction until the biurea conversion rate reaches 92% or above, and then washing, centrifuging and drying to obtain the ADC foaming agent. The ADC foaming agent for improving the foaming pore density is prepared by the method. The inorganic nucleating agent is added in the stage of preparing the ADC foaming agent, and compared with the inorganic nucleating agent added in the subsequent foam material preparation process, the density of foaming pores can be remarkably improved.

The invention provides an electronic device, a ceramic substrate and a preparation method thereof, and relates to the technical field of semiconductors. The ceramic substrate comprises a ceramic base body and a liquid channel layer, the liquid channel layer is arranged in the ceramic base body, the liquid channel layer and the ceramic base body are integrally sintered and formed, the liquid channel layer comprises a liquid channel, the liquid channel is used for containing a cooling medium, and the liquid channel extends in the ceramic base body along a three-dimensional space path. The preparation method of the ceramic substrate comprises the following steps: preparing slurry containing ceramic powder, preparing a sacrificial template matched with a target liquid channel in shape, pouring the slurry to coat the sacrificial template, filling a mold with the slurry to obtain a ceramic blank, removing the sacrificial template to form a hollow channel in the ceramic blank, and sintering to form the ceramic substrate with the liquid channel. The electronic device comprises the ceramic substrate, a component and a liquid cooling circulation system.

The utility model discloses a spraying system of a spraying tower, which relates to the waste gas treatment technology, and adopts the technical scheme that the spraying system comprises a tower body, a spraying pipe and a nozzle, the spraying pipe comprises a main pipe and a branch pipe, the nozzle is rotatably connected to the branch pipe, a rotating piece is arranged in the nozzle, and the nozzle is provided with an atomizing opening and a liquid flow opening. The spray head starts to rotate under the action of the rotating part, the treatment liquid in the spray head is sprayed out from the atomization opening and the liquid flow opening under the action of liquid pressure, the treatment liquid sprayed out from the liquid flow opening is large in particle diameter and can effectively combine pollutants with large diameters in waste gas, the treatment liquid sprayed out from the atomization opening is small in particle diameter, and the pollutants can be effectively combined with the pollutants with large diameters in the waste gas. The spray tower is simple in structure, large in dispersion area and longer in hang time, and can be fully combined with pollutants with smaller diameters in waste gas, and meanwhile, as the rotation of the spray head can provide centrifugal force for the treatment liquid leaving the spray head, the treatment liquid sprayed out of the atomization port and the liquid flow port can have wider coverage area, and the working efficiency of the spray tower is improved.

The utility model discloses degradable straw rotten fertilizer preparation equipment, and relates to the technical field of rotten fertilizer preparation, the degradable straw rotten fertilizer preparation equipment comprises a base, the upper surface of the base is fixedly provided with two support frames, the surfaces of the two support frames are fixedly connected with a preparation barrel, and the top of the preparation barrel is provided with a turning mechanism; an electric heating pipe is fixedly arranged on the inner wall of the preparation barrel; the pile turning mechanism comprises a limiting sleeve fixedly embedded in the upper surface of the preparation barrel. The pile turning mechanism is arranged in the preparation barrel, the driving motor drives the stirring plate at the bottom of the rotary supporting pipe to rotate and stir the interior of the preparation barrel in a reciprocating mode, meanwhile, the stirring plate can be driven to move up and down when the preparation barrel rotates and stirs, and the stirring range is widened; the turning plate can be driven to turn the straws in the preparation barrel, so that the straws are heated more uniformly, the decomposition period of the straws is shortened, and the effect of reducing energy consumption is achieved.

According to the invention, the problems of complex preparation process, low embedding transmission efficiency, poor dissolution and dispersibility of xanthophyll, low absorption and utilization rate and the like of the xanthophyll embedding carrier are solved. The preparation method of the Maillard reaction modified corn peptide loaded xanthophyll nanoparticles comprises the following steps: 1, preparing a chitosan oligosaccharide solution and a corn peptide solution; 2, adjusting the pH value of the solution; 3, preparing glycosylated corn peptide through Maillard reaction; 4, carrying out load combination on the glycosylated corn peptide and the xanthophyll; and 5, preparing the xanthophyll nanoparticles. The method has the advantages that 1, the embedding rate and the solubility of the lutein are effectively improved; 2, the stability and the dispersity of the xanthophyll nanoparticles are improved; the absorption and utilization rate is good, the nutritive value is high, and large-scale production is easy. The preparation method of the xanthophyll nanoparticles is simple in process and good in xanthophyll controlled release effect and has a targeted absorption function.

The utility model discloses drilling rod cleaning wastewater treatment equipment, which relates to the technical field of wastewater treatment and comprises a bottom plate, a plurality of upright posts are fixedly connected to the outer wall of the top of the bottom plate, a wastewater tank is fixedly connected to the outer walls of the tops of the upright posts, and a magnetic seed pipe is fixedly connected to the inner wall of the wastewater tank. The hydrocyclone and the filter plate are connected in series, the magnetic separator is started while wastewater is conveyed, then the magnetic separator adsorbs and removes solid-phase particles through magnetic force when the wastewater passes through the magnetic separator, the removal rate can reach more than 95%, meanwhile, the solid-phase particles can stay in the collection box, and the solid-phase particles cannot be separated from the collection box. Then, the wastewater with solid-phase particles removed is continuously discharged into the serial hydrocyclone, and then the oil-water-solid three-phase separation of the wastewater is realized by the serial hydrocyclone, so that the filtering effect is improved, the oil and the solid particles in the wastewater can be effectively separated, the wastewater is prevented from containing a large amount of oil and solid particles, and the wastewater reaches the recycling standard.

The utility model discloses a multipurpose relay, and relates to the technical field of relays. The two sides of the top of the base are symmetrically and fixedly connected with frameworks, the tops of the frameworks are fixedly connected with an iron stand, the top of the base is provided with a coil, the top of the framework on one side is provided with an iron core, the outer sides of the frameworks are provided with fixing mechanisms, and the top of the iron stand is provided with an elastic mechanism. The fixing support and the fixing terminal are integrally designed, the first elastic block is arranged to be a polyurethane elastomer, certain flexibility is achieved, the magnetic core is more fully combined with the iron frame and the iron core, and therefore the problem that a magnetic circuit is dispersed or unstable due to the thickness tolerance of the magnetic core is solved.

The application relates to the technical field of cloth production, and discloses a production equipment for full-cotton soft towel fabric, and aims to solve the problem that towels are pressed against each other, affecting the efficiency of towel softening treatment. The setting of the rotating drum enables the rotating drum to drive the internal liquid and the towels to continuously rotate in one direction, the liquid in the rotating drum forms a rotating liquid flow, and the towels are driven to be dispersed in the circumferential direction in the rotating drum. Through the above action, the probability of the towels being pressed against each other is reduced, and the efficiency of the towel softening treatment is not easily affected.

This invention belongs to the field of polyester biodegradable plastics technology, specifically relating to a PBAT / PLA composite biodegradable plastic and its preparation process. This invention aims to solve the problems of poor weather resistance and insufficient mechanical properties in existing PBAT / PLA composite materials. The invention involves preheating PBAT resin particles and then performing melt grafting to obtain modified PBAT; obtaining hydroxyl-terminated PBS through transesterification polycondensation, and further obtaining a triblock compatibilizer through bulk polymerization; acetylifying nanocellulose to obtain a dispersing reinforcing agent, and then melt-blending it with PLA resin particles to obtain a reinforcing masterbatch; reactively blending the modified PBAT, reinforcing masterbatch, and triblock compatibilizer, followed by vacuum drying, to obtain the biodegradable plastic. The biodegradable plastic provided by this invention maintains excellent biodegradability while possessing good mechanical strength.

The application discloses a kind of automobile shock absorber technologies, to provide a kind of high-precision light-weight automobile shock absorber liquid storage pipe piece manufacturing method, its technical solution main points are as follows: S1, material pretreatment;S2, laser positioning roll welding: blank is sent into roll welding production line, laser positioning system projects weld track guide line on blank surface, is thus continuously roll forming, along guide line laser welding, real-time acquisition infrared thermal imaging data of weld pool, constructs weld pool temperature field dynamic distribution model, calculates the temperature gradient value in each 3mm of weld center line two sides, when temperature gradient value exceeds preset gradient threshold value, power and speed are automatically adjusted to maintain temperature field balance, control cylinder roundness error ≤±0.3mm, weld excess height ≤0.5mm;S3, numerical control spinning sealing;S4, double stop mouth integrated forming;S5, finishing;S6, surface treatment and deburring;S7, surface quality inspection;S8, finished product inspection and marking;The application is suitable for automobile shock absorber technical field.

The utility model discloses an in-mold transfer printing mold for an automobile touch panel. The in-mold transfer printing mold comprises an upper mold, a lower mold and a mold cavity, a gradient temperature control die cavity structure is arranged in the die cavity, the gradient temperature control die cavity structure comprises a partition temperature control system, the die cavity is divided into a first temperature control area and a second temperature control area, the first temperature control area is located in a central touch area of the die cavity, and the second temperature control area completely surrounds the first temperature control area in the circumferential direction; the dynamic temperature control module comprises a heating rod, a temperature sensor and a spiral cooling water channel, the heating rod and the temperature sensor are embedded into the first temperature control area, and the spiral cooling water channel is embedded into the second temperature control area. The resin and the transfer printing layer are fully combined, the defects of bubbles, deformation, transfer printing pattern fuzziness and the like of products are reduced, and the size precision and mechanical performance of the products are improved.

This invention provides a composite steel plate comprising a base layer and a cladding layer on top of the base layer. The composite steel plate has a thickness of 60-120 mm, the cladding layer is made of stainless steel, the base layer is made of carbon steel, and the bond strength between the base layer and the cladding layer is above 500 MPa. The composite steel plate of this invention exhibits excellent tensile properties, low-temperature impact resistance, and interlayer bonding performance. This invention also provides a method for preparing the above-mentioned composite steel plate.

According to the novel acid waste gas treatment equipment, due to the fact that the first filtering assembly is additionally arranged for filtering, and acid waste gas can be decelerated and evenly distributed after passing through the first filtering assembly, the acid waste gas can be combined with spray formed by an alkaline solution more sufficiently, and therefore the purification treatment effect is better; a solution falling into the bottom of the tank body can be pumped into a second cavity in the box body through a connecting pump, and liquid in the second cavity can enter the first cavity through filtration of a second filtering assembly, so that the alkaline solution can be repeatedly used; after the first filtering assembly and the second filtering assembly are dirty, the first filtering assembly can be pulled out from the first sliding groove, and the second filtering assembly can be pulled out from the second sliding groove, so that the first filtering assembly and the second filtering assembly can be conveniently taken out for cleaning and replacement; in general, the novel acid waste gas treatment equipment is better in treatment effect, the alkaline solution can be recycled, and the first filter assembly and the second filter assembly are convenient to clean and replace.

The present application relates to sewage treatment technical field, it is a kind of tower type sewage biological treatment device, including reaction tower, the upper end surface of reaction tower is equipped with upper cover plate, the side of reaction tower is equipped with the ladder for repair, the side of reaction tower is equipped with the water inlet pipe for sewage into, the inside upper end portion of reaction tower is equipped with aeration assembly, wherein, aeration assembly includes water-gas mixing structure, aeration assembly below is equipped with the mixing assembly for driving active mud and sewage to be fully mixed reaction, water-gas mixing structure makes sewage flow, to drive mixing assembly work, aeration assembly and mixing assembly between are equipped with impurity removal assembly, impurity removal assembly is used to collect water surface impurities, mixing assembly drives impurity removal assembly work.The present application drives sewage flow by the air flowing in L-shaped air guide pipe, promotes rotary blade rotation, in turn drives helical blade rotation and transmits active mud at the bottom of reaction tower upwards, so that active mud and sewage can be fully contacted and reacted, improve sewage purification efficiency.

The application relates to the technical field of polyvinyl chloride pipes, in particular to a super compression-resistant HPVC pipe and a preparation method thereof. The super compression-resistant HPVC pipe comprises the following raw materials in parts by weight: 60-90 parts of polyvinyl chloride resin, 10-30 parts of modified resin, 5-12 parts of a filling agent, 1-5 parts of a heat stabilizer, 2-3 parts of a processing modification aid, 1-2 parts of a lubricant and 0.5-1 part of an impact modification aid. The super compression-resistant HPVC pipe has excellent compression resistance and can be used in different environments, thereby increasing the use range of the HPVC pipe.

The application belongs to the technical field of organic silicone adhesive, and discloses a single-component organic silicone hot bonding adhesive capable of being cured in segments, and a preparation method and application thereof. The preparation method is as follows: first, end-vinyl silicone oil, hexamethyl disilazane and fumed white carbon black are mixed, kneaded and ground to obtain a first base material; then, methyl MQ silicone resin, methyl-vinyl silicone rubber, hydrogen-containing silicone oil, inhibitor and diluent are mixed and dispersed to obtain a second base material; finally, tackifier and latent platinum catalyst are added. The single-component organic silicone hot bonding adhesive prepared by the application forms a hot bonding adhesive prepreg after initial curing, and has extremely low peeling force at normal temperature, is easy to peel off from a release film during use, and the adhesive surface is still flat and undamaged when the adhesive surface is pressed against the bonding surface. After the prepreg is hot-pressed during use, the cross-linking is complete, the bonding with the base material is tight, the peeling force is high, and the high strength required for long-term use can be achieved.

The application discloses a kind of micropore pre-reaction and pesticide residue detection equipment of immunochromatography, belong to pesticide detection technical field, including shell and for raw material processing processing mechanism, shell is provided with for the pesticide residue of raw material detection detection mechanism and for the replacement of detected liquid replacement mechanism;The application is by integrating units such as broken jar, reference liquid jar, liquid pump and feeding pump in shell, constructs the automatic sample pretreatment system, when detecting, fruit and vegetable samples are broken in broken jar, equipment is pumped into special reference liquid by pH7.2-7.6 phosphate buffer solution, Tween-20, NaCl and gelatin, the reference liquid not only can efficiently extract nicotinamide pesticide in fruit and vegetable, more importantly, its mild component can effectively eliminate the interference of fruit and vegetable matrix to subsequent immune response, while protecting the biological activity of colloidal gold labeled antibody, lay foundation for subsequent high specificity binding, improve the accuracy and reliability of detection.

This invention relates to a polycrystalline cubic boron nitride composite sheet and its preparation method. It includes a substrate layer and a polycrystalline layer formed on the surface of the substrate layer. The substrate layer comprises the following raw material components by weight percentage: cobalt 6-9%; tungsten carbide 86-92%; additives 2-5%; the additives being a mixture selected from one or more of titanium carbide, tantalum carbide, niobium carbide, titanium nitride, titanium carbonitride, yttrium oxide, and cerium oxide. The polycrystalline layer comprises the following raw material components by volume percentage: cubic boron nitride 80-95%; metal powder 4.2%-10%; and compound powder 2-15.8%. By controlling the raw material ratio of the polycrystalline layer and the substrate layer, the difference in thermal expansion coefficients between the polycrystalline layer and the substrate layer is reduced, balancing the wear resistance, toughness, and conductivity of the polycrystalline cubic boron nitride composite sheet. Pre-sintering activation treatment and post-sintering heat treatment reduce the risk of subsequent deformation and cracking.

This invention relates to the field of cytometer technology, and more particularly to an automatic sample-pouring device for a flow cytometer. The device includes a main body of the cytometer with a waste liquid cartridge and a sheath liquid cartridge. A flow cytometer discharge cartridge is located inside the main body, and a detection component is located at the bottom of the discharge cartridge. A sample cartridge assembly is located above the discharge cartridge, comprising multiple sample tubes and a support ring plate supporting the sample tubes. A solenoid valve is located at the bottom of each sample tube. By configuring the sample cartridge assembly and utilizing the interaction between the support ring plate and the drive shaft, this invention allows multiple sets of sample tubes to be directly mounted at the bottom of the support ring plate. This enables the multiple sample tubes to rotate sequentially at the top of the flow cytometer, facilitating the detection of multiple cell samples. Furthermore, the multiple sample tubes are reusable, replacing disposable consumables and reducing consumable procurement costs. The device also eliminates the need for aspiration needles and material loading, shortening the time required for a single detection cycle.

A tunnel grouting pipe, made of RPC concrete, ensures homogeneity with the cement-based secondary lining concrete. Uniform protrusions ensure full bonding between the grouting pipe and the secondary lining concrete, preventing detachment and water leakage into the tunnel space through the contact surface. A cross-shaped grout outlet at the top of the grouting pipe allows for unobstructed injection of grout into the void area between the secondary lining concrete and the initial support. A positioning ring and tensioning rod of the fixing body, along with a quick-connect interface to the transition sleeve, rapidly connect the grouting pipe to the pressure grouting pipe, enabling effective pressurized entry of grout into the void area.

The utility model relates to the technical field of calcium hydroxide, and discloses a processing device for increasing the specific surface area of calcium hydroxide, which comprises an L-shaped plate, one side of the rear end of the inner wall of the L-shaped plate is fixedly connected with a first rotating piece, one side of the first rotating piece is fixedly connected with an air cylinder, and the output end of the air cylinder is fixedly connected with a second rotating piece. A rotating plate is fixedly connected to one side of the second rotating part, a cover is fixedly connected to the top of one side of the rotating plate, a bottom plate is fixedly connected to the bottom of one side of the rotating plate, a stirring barrel is rotationally connected between the bottom plate and the cover, and a heating copper pipe is arranged in the wall thickness of the stirring barrel. According to the device, the first motor is started, the middle second gear drives the stirring rod and the first rotating shaft to rotate forwards, the fixing plate drives the stirring barrel to rotate reversely, the stirring effect is improved, meanwhile, the air cylinder drives the rotating plate and the L-shaped plate to rotate, decomposed calcium oxide is fully combined with water vapor, and the using effect is improved.

This invention discloses a dust removal system for underground mining operations, comprising a dust removal pipeline extending into the mine to draw in and discharge dust-laden air. An atomizing nozzle is installed at the air inlet of the dust removal pipeline to spray charged droplets onto the dust-laden air. An adsorption plate, located in the gas flow path but not completely blocking it, is installed inside the dust removal pipeline. The gap between the adsorption plate and the dust removal pipeline is filled with a charged filter to allow gas passage. When energized, the charged filter carries the same charge as the charged droplets, while the adsorption plate carries the opposite charge to the charged droplets. This invention draws in dust-laden air from underground mines and combines the dust-laden air with the charged droplets by spraying them. Because the charged filter carries the same charge as the charged droplets, it exerts a repulsive force on the dust-laden droplets. The adsorption plate, carrying the opposite charge, adsorbs the charged droplets, achieving a dust removal effect. Only clean air can pass through the charged filter before being discharged.

The application discloses a method for preparing a GaN thin film on a diamond substrate, and comprises the following steps: growing a GaN nanocolumn on a conventional substrate, growing a polycrystalline diamond thin film on the GaN nanocolumn, removing the conventional substrate, taking the polycrystalline diamond thin film as a substrate, taking the GaN nanocolumn on the polycrystalline diamond thin film as a nucleation layer, and growing a GaN thin film on the nucleation layer. The application utilizes the GaN nanocolumn based on the diamond substrate to form the nucleation layer, takes the grown diamond thin film as the substrate, removes the silicon, integrates the GaN nanocolumn on the diamond thin film, takes the GaN nanocolumn as an intermediate layer to grow the GaN thin film, and can greatly relieve the stress generated by the lattice mismatch between the GaN and the diamond substrate, can avoid the stress and the lattice orientation problem of the diamond substrate directly epitaxial GaN thin film, is favorable to the uniformity of the diamond thin film, and improves the nucleation density. Therefore, the high-quality GaN thin film is obtained.