218results about How to "Reduced stability" patented technology

This invention relates to the field of semiconductor optoelectronic device technology, specifically to a method and application for reducing the contact resistance of high-Al-content n-AlGaN materials in device manufacturing processes. The method involves surface atom adsorption and annealing of the n-AlGaN layer under a protective gas atmosphere; the atoms are Si and N atoms. This method significantly increases the carrier concentration on the material surface, thereby contributing to excellent ohmic contact performance and reducing the material's contact resistivity. It solves the problem of difficult ohmic contact preparation for high-Al-content n-AlGaN materials, especially the difficulty in forming ohmic contacts after etching. The method is simple and reproducible, effectively avoiding the complexity and instability of existing processes such as acid / alkali corrosion or high-temperature annealing. It ensures large-scale mass production and has no adverse effects on subsequent device fabrication, exhibiting good process compatibility.

The present application relates to the field of gas turbine technology, specifically to a sand supply device for gas turbine engine sand dust deposition experiment; including box, air intake system, air outlet system, stirring system and dust concentration measuring instrument; air intake system is arranged in the lower part of the box; the air outlet system is arranged in the upper part of the box, and the air outlet system contains height-adjustable air outlet; the input end of the air outlet is provided with an air outlet inlet flow diverter; the stirring system is installed at the bottom of the box, including servo motor, motor support and stirring impeller. According to the target particle concentration, the height of the air outlet inlet flow diverter is adjusted as the main means, and the air inlet flow and speed of the air inlet and the stirring impeller speed are fine-tuned, and through the coupling effect of the three, the high, medium and low concentration levels can be continuously adjusted, covering the engine full working condition sand dust simulation demand, solving the problem of single adjustment mode and insufficient precision of traditional device.

The utility model discloses a slit extrusion die head mechanism, and mainly relates to the technical field of extrusion coating. Comprising a die head body, positioning carrier rollers and guide carrier rollers, an extrusion slit is formed in one side of the die head body, the positioning carrier rollers are arranged in parallel relative to the extrusion slit, positioning plates are arranged at the two ends of each positioning carrier roller respectively, adjusting seats are fixed to the sides, away from the die head body, of the positioning plates, and the sides, away from the die head body, of the adjusting seats are mounting surfaces. The die head comprises a die head body, a mounting face is arranged on the die head body, the mounting face is an inclined face inclining in the direction away from the die head body from bottom to top, an inserting groove extending in the length direction of the mounting face is formed in the mounting face, a sliding block sliding in the inserting groove and capable of being locked is arranged in the inserting groove, a moving block is fixed to the outer end of the sliding block, and shaft seats are arranged at the two ends of the guide carrier roller. And the shaft seat is fixed at the outer end of the moving block. The device has the beneficial effects that the tension and the running direction of a base material after coating can be better controlled, so that the coating stability is ensured.

The present application relates to the field of environmental protection, and particularly to a technology for disposing of wind power generation scrap materials by using industrial kiln; the organic metal catalytic adsorption filler prepared by the present application is used for adsorbing dioxins in flue gas; through catalytic reaction, the dioxins are converted into more harmless or more easily handled compounds, so as to reduce the content; at the same time, the adsorption effect can also help to remove dioxins from the flue gas; such conversion includes breaking of chemical bonds, rearrangement or change of functional groups, etc.; through these changes, the toxicity and stability of dioxins are reduced, so that they are more easily handled or degraded; at the same time, due to the adsorption effect, the dioxins are fixed on the catalyst or adsorbent, so as to be effectively removed from the flue gas; the present application has simple process, small investment, low cost and high economy, and industrial waste such as plastic, rubber, tire, etc. is used as combustion-supporting material.

The application discloses a kind of deep melting interlayer development area rigid pile composite foundation structure design method, it is related to rigid pile composite foundation field, including the following steps: step one, in the existing rigid pile bearing capacity calculation process, front-end increase subgrade-ground temperature field analysis;Step two, increase groundwater analysis;Step three, determine the compression modulus of the soil layer of seasonal freeze-thaw layer, (water-rich) melting interlayer, permafrost layer, bearing capacity characteristic value, check the single pile bearing capacity characteristic value of different positions in the cross section of roadbed using different pile length, pile diameter, pile body stiffness material;Step four, carry out zoned unequal design, adjust pile length, pile diameter, pile body stiffness, so that the range of all pile single pile bearing capacity characteristic values in cross section is lower than design allowable value.The application effectively optimizes pile foundation design, reduces material waste, reduces engineering cost, while ensuring the safety and stability of structure.

This invention discloses a method and system for treating landfill leachate stock, belonging to the field of wastewater treatment technology. The method includes the following steps: first, adding an appropriate amount of acid to the landfill leachate and stirring until homogeneous to obtain an acidic solution with a pH value below 1.5; then, adding silicate cement to the acidic solution in one go or in small amounts multiple times, mixing thoroughly, and allowing it to settle until solids precipitate before discharging the liquid to the external environment or transporting it to the next process. The total amount of silicate cement added is 6%-10% of the mass of the acidic solution. This method can simultaneously treat TP, TN, and NH3 in landfill leachate. 3 Removal of -N and COD, TP, TN, NH 3 The removal rate of nitrogen (-N) can reach over 75%, and the COD removal rate can reach over 30%. The levels of recalcitrant organic macromolecules and benzene ring compounds are significantly reduced. The organic matter in the water sample is reduced, and the molecular structures are simpler and smaller, which is beneficial for biological decomposition and utilization. The system has a simple structure, is easy to use, and significantly reduces water treatment costs.

This invention discloses a compound traditional Chinese medicine powder inhaler for respiratory tract infections and its preparation method, relating to the field of pharmaceutical formulation technology. The compound traditional Chinese medicine powder inhaler for respiratory tract infections is composed of polysaccharide composite gel microspheres, forsythia, scutellaria, honeysuckle, and isatis root. The polysaccharide composite gel microspheres are composed of seaweed sulfated polysaccharide, lentinan, calcium chloride, and curcumin. Seaweed sulfated polysaccharide, lentinan, curcumin, and calcium chloride cross-link to form a three-dimensional network spherical structure, improving the particle morphology and flowability of the micropowder. Furthermore, due to its good hygroscopic and moisturizing properties, it competitively reduces the moisture absorption of the micropowder, preventing aggregation and further improving flowability. In addition, the gel microspheres have excellent adhesion, adhering to the infection site after entering the respiratory tract, reducing expulsion losses due to respiration, maintaining an effective drug concentration at the infection site, and improving therapeutic efficacy.

This utility model discloses an aluminum cutting device, including a base, clamping devices, and processing devices. The base includes a processing platform, a support table A, a motor table A, a motor A, a support table B, and a lifting rod. The clamping devices include a rotating frame, a motor B, a rotating cylinder, a clamping block, a limiting rod, a threaded rod, a telescopic rod, and a support table C. The processing devices include a frame, a screw A, a motor D, a slide rod, a sliding table, a laser emitter, a motor E, a screw B, and a sliding groove. This utility model is equipped with multiple clamping devices, which can effectively control the stability of small aluminum materials under the action of the motor. If the view from one side is not easy to position, the aluminum material can be flipped over for cutting. In addition, this utility model is equipped with a multi-directional displacement device, which can effectively control the laser cutter to move back, forth, left, and right, allowing for more flexible cutting of aluminum materials, especially for some irregularly shaped small parts.

The utility model discloses a fishing rod support with a reminding anti-blocking structure, which is provided with an upper clamping piece positioned on a ground support, a hinge is mounted on the right side of the outer surface of the upper clamping piece, and a lower clamping piece is mounted on the lower surface of the hinge; comprising a locking plate which is installed on the left side of the outer surface of the lower clamping piece, a clamping groove is formed in the inner surface of the locking plate, a locking column is installed on the left side of the outer surface of the upper clamping piece, and meanwhile a nesting groove is formed in the middle section of the inner surface of the locking column. According to the fishing rod support with the reminding and blocking-preventing structure, the upper clamping piece facilitating supporting is arranged, the lower clamping piece is effectively matched with the hinge to be assembled, the fishing rod support is stably assembled on a ground fixing device through the use of a locking plate and a locking column, and the stability between the upper clamping piece and the lower clamping piece is controlled through the use of a clamping groove and a fixing screw; and in cooperation with the supporting frame and the rotating supporting column, stable supporting use is effectively formed through the supporting piece.

The application provides a lithium-rich lithium-iron material, a preparation method and application thereof, and belongs to the technical field of lithium ion batteries. The lithium-rich lithium-iron material comprises a core and a coating layer coated on the surface of the core. The material of the core is lithium-rich lithium-iron doped with a first doping element, and the material of the coating layer is carbon material doped with a second doping element. The first doping element comprises at least one of Ti, W, Ni, Ce and Co, and the second doping element comprises at least one of B, N, S, O and P. The lithium-rich lithium-iron material is used as a lithium supplement in a battery, so that the capacity of the battery can be further improved and the gas production amount can be reduced.

The invention discloses a C, N-FeNbO4 / NF microrod based on foamed nickel in-situ 001 crystal face derivation and a derivation method and application thereof, and the method comprises the following steps: in a hydrothermal reaction, hydrolyzing urea to release OH-to replace oxalate in niobium oxalate so as to form a Nb-OH monomer; meanwhile, Fe < 3 + > is hydrolyzed into Fe (OH) 3 colloid; the preparation method comprises the following steps: performing liquid phase nucleation on Nb-OH and Fe (OH) 3 under a hydrothermal condition to form a FeNbO4 precursor, and growing the FeNbO4 precursor on foamed nickel (NF) in situ; in this way, the 001 crystal face of FeNbO4 is accurately regulated and controlled through the strong coordination effect of F <-> to form a rod structure. Under high-temperature (900 DEG C) carbonization, the FeNbO4 is further crystallized into an acid-resistant and alkali-resistant monoclinic crystal type three-dimensional microrod (C, N-FeNbO4 / NF) with C and N co-doped (C, N-FeNbO4) composite NF. According to the method disclosed by the invention, the agglomeration phenomenon of FeNbO4 is relieved; the microrod structure exposes more catalytic active sites, so that the catalytic activity is improved. In addition, the catalyst shows high conductivity by co-doping C and N with synergistic high-conductivity NF. Based on the regulation and control, the C, N-FeNbO4 / NF shows good electrochemical performance in the oxygen evolution reaction.

The utility model provides a fast-assembly cable waterproof joint, which relates to the field of cable waterproof joints, and comprises a base, a binding post, a second threaded pipe, a second elastic body, a first threaded pipe, a first elastic body and two clamping claws respectively fixed at one end of the first elastic body and one end of the second elastic body. And waterproof rubber cores are movably arranged in the two clamping claws. A worker can screw a first elastic body and a first threaded pipe and then screw a second elastic body and a second threaded pipe, clamping claws at one end of the first threaded pipe and one end of the second threaded pipe are extruded, the clamping claws contract inwards and extrude a waterproof rubber core, and the waterproof rubber core contracts to extrude an internal cable; the sealing performance of the waterproof rubber core and the internal cable is improved, shaking and pulling of the cable are reduced, passing of steam is reduced, and the safety in use is greatly improved.

This application relates to a workbench and PCB processing equipment. The workbench includes a support member, a material support plate, and a first ejector mechanism. The material support plate is connected to the support member and is used to support workpieces. The material support plate has a first through hole. The first ejector mechanism includes an ejector base and a first lifting member. The ejector base is located on the side of the material support plate near the support member and has a mounting groove. One end of the first lifting member is rotatably connected to the mounting groove. The ejector base can move in a second direction to push one end of the first lifting member along the mounting groove, so that the other end of the first lifting member can extend into and protrude from the first through hole to lift the workpiece. This ensures smooth operation of the ejector mechanism and improves production efficiency.

The utility model discloses a roof steel truss assembly construction structure which comprises an installation platform, a lifting support and a steel truss body, the installation platform is provided with the lifting support, the lifting support is provided with a hydraulic lifter, and the hydraulic lifter is connected with the steel truss body through a steel strand body and a lifting appliance; the steel truss body comprises an upper-layer frame and a lower-layer frame, the lower-layer frame comprises jig frames, longitudinal main beams and connection secondary beams are arranged between the jig frames, and vertical web members connected with the upper-layer frame are arranged at the intersection points of the longitudinal main beams and the connection secondary beams. Temporary supporting rods matched with the lower-layer frame are arranged on the side walls of the vertical web members, and diagonal web members are arranged between the upper-layer frame and the lower-layer frame. The roof steel truss splicing construction structure is ingenious in design and practical in function, and effectively solves the problems that in traditional ground splicing, horizontal steel truss splicing is adopted, components need to be turned over, the cost of construction machinery is high, and the safety risk is large.

This invention discloses a data protection method and system based on field splitting and distributed de-identification. The method includes: an authorized external application splitting sensitive information into several independent fields and sending each sensitive field to a corresponding de-identification service node. Each de-identification service node is independently configured and does not interact with any other data. Based on the complete randomness of the received plaintext data, each de-identification service node generates a locally unique and irreversible mask identifier (MID) using an incrementing algorithm and stores the mapping relationship between the MID and the plaintext data. The MID is then returned to the external application. The application database of the external system does not store any plaintext data of the sensitive fields, and all administrators have no right to access the complete dataset of each de-identification service node. This invention ensures that even if the application database or all de-identification service nodes are compromised, the complete sensitive information cannot be reconstructed, maximizing data security without increasing computational costs.

The application discloses an oil-gas separation device and a refrigeration cycle system. The oil-gas separation device comprises a separator including a separation cavity; an input pipeline connected with the separation cavity and used for conveying an oil-gas mixture to the separation cavity; a separation filter screen arranged on the separator and used for being passed by the oil-gas mixture entering and leaving the separation cavity and separating the oil-gas mixture; an output port arranged on the separator and used for outputting the gas passing through the separation filter screen; and an adjusting device used for adjusting the flow rate of the oil-gas mixture passing through the separation filter screen.

The application discloses a clothes treating apparatus, which comprises a cabinet, a drum assembly and a damping assembly. The cabinet comprises a base, the drum assembly is above the base and comprises an inner drum, and the damping assembly is between the base and the drum assembly and comprises arc-shaped beams. The arc-shaped beams are all convex to the drum assembly, and are configured to reduce the convex height under the pressure of the drum assembly when supporting the drum assembly. The convex heights of the arc-shaped beams are all different, and the stiffness of the arc-shaped beams increases in turn according to the order of the convex heights from high to low. The end of each arc-shaped beam is movably arranged on the base. The arc-shaped beams are configured to: when the inner drum is in a static state, the top of at least one arc-shaped beam is in supporting contact with the drum assembly; and when the inner drum rotates relative to the cabinet, the arc-shaped beams are in supporting contact with the drum assembly in turn according to the order of the convex heights from high to low. The damping assembly is beneficial to avoiding that the drum assembly drives the cabinet to vibrate due to excessive vibration, and is beneficial to avoiding noise.

The utility model discloses a dual power supply manager based on hydroelectric generation and bathroom equipment, and relates to the technical field of bathroom equipment, the dual power supply manager comprises a hydroelectric generation energy supply module, a storage battery module and a processor, the hydroelectric generation energy supply module responds to waterway flow information of the bathroom equipment to generate power supply electric energy and evaluation electric energy, the storage battery module provides power supply electric energy for the processor and provides evaluation electric energy. The storage battery module is used for conducting a supplementary energy supply loop of the storage battery module when the evaluated electric energy is smaller than a preset supplementary electric energy value, and providing supplementary electric energy for the processor; the control unit of the processor responds to electric energy information received by the electric energy input end of the processor and provides working electric energy for a to-be-powered module of the bathroom equipment, and the electric energy information is power supply electric energy or power supply electric energy and supplementary electric energy. According to the utility model, the stable operation of each functional module in the bathroom equipment is ensured by using a dual-power supply mode, and the power supply work of the bathroom equipment is executed in a low-cost, high-practicability and high-stability manner.

The utility model relates to oral liquid production technical field, concretely relates to an oral liquid packaging production line, and one end of one of two conveyors is in penetration with the frame and the drive motor output shaft transmission connection through the bolt fixed connection of the outer wall one side of the frame, and the both sides of the top of conveyer belt are equipped with the clamping plate, and the both sides of the clamping plate are all away from the elastic connection between the inner wall of the frame, effectively solved the problem that the different size bottled oral liquid lacks the limiting adjustment function in the conveying process in the prior art, and the stability is poor, the traditional conveying device adopts the fixed width conveyer belt or track structure, cannot adapt to the limiting demand of various bottle type, leads to the frequent phenomenon of the small bottle easy to pour, the big bottle easy to jam and the like, influences production continuity and product quality.

This invention belongs to the field of low-temperature plasma deodorization technology, specifically a low-temperature plasma deodorization device, comprising: a housing, wherein the housing is used for low-temperature plasma deodorization of waste gas; a partition plate, which is fixedly connected to the top of the housing and provides support; a heating plate, wherein multiple heating plates are fixedly connected to the bottom of the partition plate and regulate the heating temperature inside the housing; and a rotating cylinder, which is rotatably connected to the inside of the housing. This invention is simple to operate, safe and stable, and achieves non-stop deodorization of external waste gas, improving deodorization efficiency and effect, meeting actual deodorization needs. Furthermore, it can adjust the workload of the discharge section according to the waste gas concentration to achieve uniform and efficient deodorization of the waste gas. It is highly adaptable and controllable, meeting actual processing requirements. During the deodorization process, it can also adaptively clear blockages in the filter screen with airflow, ensuring continuous and stable flow of external waste gas. It is durable and highly safe.

This invention discloses a method for preparing and applying a cobalt-doped two-dimensional carbon nitride nanosheet catalyst, belonging to the field of catalytic material preparation and water pollution treatment technology. The catalyst is based on graphitic carbon nitride, with cobalt ions loaded in its structural cavities via Co-N coordination bonds. The preparation method includes: mixing and grinding cobalt salt, urea, and melamine, followed by a first high-temperature calcination; sealing the product with tin foil and punching holes, followed by a second high-temperature calcination; and finally washing and drying to obtain the final product. This catalyst has an ultrathin two-dimensional sheet-like porous structure with a large specific surface area. It can activate potassium persulfate under visible light irradiation, efficiently degrading organic pollutants in wastewater through photo-Fenton-like synergistic catalysis. It exhibits high activity within the pH range of 3 to 7, demonstrates good catalyst stability and low metal leaching rate, and is suitable for treating wastewater containing various organic pollutants.

To achieve reduced road noise and improved steering stability, an embodiment of the present invention provides a pneumatic tire in which a carcass ply has a thickness of from 0.50 mm to 2.00 mm, a carcass coating rubber contains: natural rubber and a styrene-butadiene copolymer rubber as diene rubbers; and carbon black having N2SA of from 35 to 140 m2 / g, a hardness (Hs cap) of a cap tread rubber and a storage modulus (E'carcass) of the carcass coating rubber satisfy 5 ≤ (Hs cap) / (E'carcass) ≤ 15.

This invention provides a multi-energy field assisted ultrasonic cutting device and method for CFRP preforms, relating to the fields of intelligent manufacturing and precision machining technology. The invention uses a laser generator to precisely and locally heat the cutting area, softening the resin matrix in the processing area and significantly reducing the material's strength and cutting resistance. Simultaneously, eddy current tubes cool the non-cutting areas of the workpiece, enhancing the stiffness of the resin matrix in these areas and the constraint force on the carbon fibers, effectively suppressing excessive deformation and displacement of the carbon fibers during processing. Ultrasonic vibration further induces brittle fracture of the carbon fibers through high-frequency impact, reducing the tensile effect caused by resin viscosity. Ultimately, this achieves the beneficial effects of high-quality, high-efficiency, and low-damage processing of CFRP preforms.

This utility model relates to the field of grounding equipment technology and discloses a ground anchor assembly for power grounding grids. It includes a grounding plate, a support frame welded to the top of the grounding plate, a hammer plate welded to the top of the support frame, and an anchor cylinder fixedly installed at the bottom of the grounding plate. The bottom end of the anchor cylinder is conical, and the interior of the anchor cylinder is hollow. Reinforcing components are movably installed on the side walls of the anchor cylinder. During installation, rotating the adjusting screw drives the lifting sleeve and the pressing cone block downwards, pushing two reinforcing protrusions out from the opening position, thereby enhancing the friction and stability between the anchor cylinder and the ground. When disassembling the entire ground anchor assembly later, rotating the adjusting screw in the opposite direction retracts the reinforcing protrusions into the anchor cylinder, reducing the friction between the anchor cylinder and the ground, thus facilitating the removal of the ground anchor assembly from the ground, avoiding damage to the ground anchor assembly, and meeting the needs for rapid disassembly and reuse of the ground anchor assembly.

The invention discloses a support assembly and a camera module, and belongs to the technical field of camera modules. The support assembly comprises a first support and a second support, wherein the first support is provided with a first guide groove; the second support is arranged opposite to the first support, and a second guide groove is formed in the second support; the third support is arranged between the first support and the second support, a first supporting piece and a second supporting piece are arranged on the two sides of the third support respectively, the first supporting piece abuts against the interior of the first guide groove, and the second supporting piece abuts against the interior of the second guide groove. According to the support assembly and the camera module provided by the invention, the precision and reliability of anti-shake movement can be improved, the assembly operation is simplified, and the assembly efficiency is improved.

This utility model relates to a temporary support device for roadways in mining engineering, belonging to the field of mining engineering technology. The temporary support device for roadways in mining engineering includes: a support mechanism, comprising a base, a mounting block, and a lifting plate; two sets of lifting components are provided on the upper surface of the base; a detachable mechanism, comprising a detachable plate, a connecting plate, and a connecting threaded rod; the connecting plate is fixedly disposed on both sides of the detachable plate, and the detachable plate is threadedly connected to the lifting plate via the connecting threaded rod; and an auxiliary mechanism, comprising a connecting block, an extension column, an auxiliary top plate, and a drive component that drives the auxiliary top plate to rise and fall to support the roadway. When the detachable plate adheres to the roadway, the drive component drives the extension column to rise, thereby driving the auxiliary top plate to support the roadway on both sides of the detachable plate. At this time, the lifting component drives the lifting plate to fall, thus supporting the roadway while simultaneously lowering the detachable plate, thereby preventing the entire arch on both sides of the detachable plate from being torn off during attempts to disassemble it.

The application discloses a kind of drive-by-wire steering control method, related device and vehicle, it is related to vehicle control field, by introducing compensator link in steering wheel executor, with the rotation parameter value of execution link output as input, rotation parameter value is converted and handled, and torque compensation value is obtained.The torque compensation value obtained and the torque value of the control link output of steering wheel executor are fused, and then input to execution link to generate corresponding rotation amount.The output torque of execution link is adjusted, not simply dependent on the adjustment of each parameter of control link, only need to convert the rotation parameter output by execution link simply, then feedback to execution link, to meet the requirements of control stability and hand feeling consistency, effectively reduce the workload of debugging, shorten the debugging time, improve the efficiency of debugging.Further reduce the complexity of control link design and debugging of steering wheel controller, ensure steering feeling.

The invention relates to a backlight device (200) for a display device (10) and a vehicle (800) having such a display device (10). The backlight device (200) for a display panel (100) includes a reflector (230) having a plurality of cavities (233) of reflective design and a circuit board (210) having a plurality of light sources (220). The light sources (220) are disposed in respective cavities (233) of the reflector (230), where the reflector (230) includes fasteners (234).

An integrated power quick-connect plug, relating to the field of electrical connector technology, includes a female terminal, a male terminal, and a Bluetooth module. The female terminal includes a female body, a busbar, a positive wire harness, and a negative wire harness, with the busbar installed within the female body. One end of the positive wire harness is connected to the busbar, and the other end has a positive plug. One end of the negative wire harness is connected to the busbar, and the other end has a negative plug; the positive and negative wire harnesses are separate. A receiving cavity is provided on the negative wire harness, and the Bluetooth module is installed within the receiving cavity and electrically connected to the busbar. The female body and the male terminal are detachably plugged in. This design improves anti-interference performance and enhances the accuracy of monitoring equipment tooling status.

This utility model discloses a rail coating thickness measuring instrument, relating to the field of rail inspection technology. The instrument includes a mounting plate, a testing mechanism, and a positioning mechanism, with a rail body positioned below the mounting plate. The instrument moves along the rail body via casters on the mounting plate, eliminating the need for manual operation. This significantly reduces the physical strain and difficulty of prolonged hand-held operation and avoids positional shifts and data fluctuations caused by hand tremors, ensuring the stability and accuracy of coating thickness measurement data. It is particularly suitable for continuous testing of long-distance rails, minimizing interruptions. Simultaneously, guide wheels embedded in grooves on both sides of the rail body provide precise positioning for the thickness measuring instrument as it moves the mounting plate, preventing lateral shift during testing.