82results about How to "Suitable for use" patented technology

The invention relates to the technical field of high-speed cable shielding materials, and discloses a manufacturing method of rolled copper foil for high-speed cable shielding. The method comprises the following steps: preparing a copper plate; performing multi-pass cold rolling on the copper plate to form an elongated grain structure oriented along the rolling direction; performing controlled annealing on the cold-rolled copper foil to recover plasticity and inhibit complete recrystallization; the target thickness is obtained through finish rolling; carrying out finishing rolling on at least one surface of the copper foil by adopting a mirror surface working roller so as to reduce the surface roughness; and performing surface smoothing or passivating treatment to inhibit oxidation and performance degradation. Therefore, the obtained rolled copper foil has good ductility, structural stability and high-frequency performance.

This invention discloses a manufacturing process for composite 7-series aluminum alloy sheets. The composite 7-series aluminum alloy sheets are formed by laminating and rolling multiple layers of 7-series aluminum alloy sheets and multiple layers of 1-series aluminum alloy connecting plates. The 7-series aluminum alloy sheets are composed of the following components by weight percentage: Si: ≤0.22%, Cr: ≤0.23%, Fe: ≤0.35%, Cu: 2.0-3.5%, Mg: 3.5-4.5%, Zn: 6.5-10.0%, Ti: 0.015-0.2%, Zr: 0.05-0.15%, rare earth cerium alloy: 0.015-0.05%, total impurities ≤0.1%, and the remainder being aluminum. This invention uses a lamination method to roll multiple layers of 7-series aluminum alloy sheets and multiple layers of 1-series aluminum alloy connecting plates, which effectively improves plasticity, toughness, and strength. Compared with existing single 7-series materials, it has higher material strength, better impact resistance and weldability, can adapt to corrosion resistance in complex environments, and extends service life.

The application discloses an industrial cable surface defect detection device, which comprises an industrial cable and a torsion detection support matched and installed outside the industrial cable, and cable storage racks are matched and placed at the left and right ends of the torsion detection support; the torsion detection support comprises a rectangular frame and a first rotating assembly fixedly installed outside the rectangular frame. The application provides an industrial cable surface defect detection device, through the arrangement of a cable surface detection assembly, after the torsion test of the industrial cable, the wear condition of the industrial cable surface can be detected through the cable surface detection assembly, and the wear condition of the industrial cable surface can be fed back in time; through the arrangement of the cable surface detection assembly, the industrial cable surface defects can also be detected, and since two detectors and the first rotating assembly are arranged, the industrial cable surface can be detected in all directions, and the industrial cable surface defect detection device is suitable for use.

This invention discloses a path planning method for a snake robot based on fuzzy collision constraints and helical trajectory, comprising the following steps: S1, establishing an overall path model using the Archimedes' spiral equation; S2, obtaining the complete motion trajectory of the multi-node system through solving the state of the first node and recursion between nodes; S3, using a fuzzy collision risk function for flexible judgment to avoid path interference between the first segment and subsequent segments; S4, using the pitch as the optimization variable and employing a simulated annealing algorithm to find the optimal path parameters to ensure safe entry into the target area. The trajectory generated by this invention is smooth and continuous, can actively predict collisions, and can quantitatively optimize path parameters, making it particularly suitable for scenarios with high requirements for motion smoothness and safety, such as narrow pipe inspection, complex terrain exploration, space-constrained situations, or the need to maneuver into specific turning spaces.

According to a nonaqueous electrolytic solution containing: (I) at least one selected from the group consisting of a compound represented by General Formula (1) described in the specification (for example, a compound represented by the following Formula (1a)) and a compound represented by General Formula (2) (for example, a compound represented by the following Formula (2a)); (II) a solute; and (III) a nonaqueous organic solvent, a nonaqueous electrolytic solution and a nonaqueous electrolytic solution battery having a low initial resistance value, and a compound that can be suitably used in the above nonaqueous electrolytic solution can be provided;

The utility model discloses a wind tunnel rack, and relates to the technical field of automobile part test and aerodynamic measurement. The device comprises an air pipe, a conical cover is fixedly arranged at one end of the air pipe, a pipe head is fixedly arranged at the other end of the air pipe, an air supply assembly is arranged at one end of the conical cover, and testing assemblies are arranged on the air pipe and the pipe head. The air supply assembly comprises an air blower; an air valve is assembled at an air suction opening of the air blower; according to the utility model, the whole device is composed of the fan module, the control module, the sensor module, the air duct system and the test cavity, and all the modules are connected through standard interfaces, so that rapid assembly, disassembly and maintenance are facilitated, and the device is suitable for multi-scene deployment; the rotating speed of the air blower is accurately adjusted through the frequency converter, and a full-range speed wind field from low speed to high speed can be simulated in combination with a pressure difference conversion algorithm, so that the test is closer to the actual driving working condition, and the reference value of data engineering is improved.

The utility model discloses a room temperature collector device for heat supply, which relates to the field of collectors and comprises a device machine box, a display panel is embedded in the front end of the device machine box, a mounting back plate is fixedly mounted at the rear end of the device machine box, and two combined mounting plates are integrally formed at the lower end of the mounting back plate. And a connecting outer frame is fixedly mounted on the outer side of the device machine box. According to the utility model, the connecting outer frame directly sleeves the outer side of the socket, and then the socket positioning frame and the lifting screw rod are utilized to fixedly connect the socket, so that the connecting outer frame forms a fixed protection installation structure for the device case and the socket, thereby not only being more convenient for connection and use of the device and the socket, but also being safer for use; the angles of the extension connecting rod and the collector module are adjusted through the rotary movement of the rotary mounting block around the interior of the mounting seat, and the collector module is adjusted in different directions and angles in cooperation with the sliding of the sliding clamping block around the connecting outer frame and the guide rail strip, so that the room temperature collection range is enlarged.

The utility model discloses a foldable chair for a yacht, which belongs to the technical field of ship furniture and comprises a seat plate, a soft cushion is arranged at the top of the seat plate, rotating seats are fixedly connected to two sides of the bottom of the seat plate, outer supporting legs are rotatably connected between the two rotating seats, and inner supporting legs are arranged on the inner sides of the outer supporting legs. An outer supporting leg and an inner supporting leg are arranged on the base plate, a rotating pin is arranged between the outer supporting leg and the inner supporting leg, the inner supporting leg is connected with the outer supporting leg in a rotating mode through the rotating pin, two sets of locking mechanisms are further arranged at the bottom of the base plate, and positioning holes are formed in the two sides of the inner supporting leg. The chair can be quickly folded into a flat shape, and the locking mechanism is matched with the positioning hole, so that the chair is not easy to scatter after being folded, and the storage space occupation of the yacht is reduced.

The utility model discloses a kind of spliced exhibition mechanism and device, to solve the single display effect of current exhibition device, assembly is inconvenient and the cost is too high in the process of display, promotion of small and medium-sized exhibitors. The utility model includes horizontal keel, longitudinal keel and keel connecting piece, the keel connecting piece includes horizontal top plate, bottom plate and vertical side plate, corresponding longitudinal keel connecting port is provided on the top plate and bottom plate, side plate clamping groove, first protrusion matched with the side plate clamping groove is provided on the side plate, the top plate is clamped with the side plate and the end of side plate forms horizontal keel connecting port. Each exhibition module can be spliced into a whole by the above mechanism. The utility model has the beneficial effects that: reduce floor area, improve exhibit display effect, install conveniently and quickly.

This invention discloses a high-pressure forming apparatus and method for graphene high-speed steel bearings. The apparatus includes a human-machine interface system, an automatic loading and unloading system, a high-pressure forming system, and a control system. The method is as follows: First, the high-speed steel bearing is placed on a vibrating conveyor belt and transported to a bearing mounting base. After a proximity switch sensor detects the high-speed steel bearing, the main controller controls a magnetic mechanical gripper to remove the high-speed steel bearing from the bearing mounting base and place it between high-pressure forming molds. Then, a lower layer of graphite material is laid on the base of the high-pressure forming mold, and the high-speed steel bearing is placed in the inner ring of the mold. The upper cover of the high-pressure forming mold is lowered to cover the bearing, and a plug is placed in the inner ring of the upper cover of the high-pressure forming mold before laying the upper layer of graphite material. Finally, the high-pressure forming system is activated, and the high-pressure forming ejector pin performs double-sided forming on the upper and lower end faces of the high-speed steel bearing. This invention achieves high-pressure forming of graphite material for graphene high-speed steel bearings, with a high degree of automation, improving production efficiency and product quality.

This invention relates to a polyester with antibacterial and antiviral functions, its preparation method, and its application. The polyester with antibacterial and antiviral functions is a cationic polymer guanidine salt-supported antibacterial and antiviral polyester. The preparation method includes the following steps: modifying the cationic polymer guanidine salt with a compound containing multiple functional groups to obtain a reactive antibacterial and antiviral adjuvant; during the polymerization of the polyester, adding the reactive antibacterial and antiviral adjuvant, terephthalic acid, diol, and catalyst in a single batch to a polyester reactor to obtain an antibacterial and antiviral random copolyester; or, copolymerizing the reactive antibacterial and antiviral adjuvant with diethyl terephthalate (BHET) to obtain an antibacterial and antiviral copolyester. Compared with the prior art, the polyester obtained by this invention exhibits no dissolution of the antibacterial and antiviral components, uniform dispersion, excellent durability, and good color value in the resulting fiber product.

This utility model relates to the field of feeding machine technology, and in particular to a blocking and rewinding mechanism for feeding coiled materials such as lithium battery aluminum foil. It includes a blocking terminal block that can swing up and down, a pulling steel wire rope that can drive the blocking terminal block to swing up and down, and a rewinding and rewinding control assembly that can rewind and release the pulling steel wire rope. The front end of the pulling steel wire rope is connected to one side of the blocking terminal block to drive the blocking terminal block to swing. The rewinding and rewinding control assembly includes a traction sleeve that allows the right end portion of the pulling steel wire rope to pass through and extends forward and backward, and can move back and forth. The rear end of the pulling steel wire rope is located behind the traction sleeve and is connected to an anti-rotation assembly to prevent the pulling steel wire rope from rotating during the rewinding and rewinding process. The anti-rotation assembly is supported behind the traction sleeve, making it more flexible and convenient to operate.

The embodiment of the application discloses a function adjusting method, the method comprises: acquiring first radar data, and starting a fine adjustment function when a duration of a first gesture indicated by the first radar data exceeds a first threshold value, and fine adjustment of a target function can be performed based on a second gesture indicated by second radar data. The application uses the duration of the gesture as the basis for whether to start the fine adjustment mode, so that the gesture category used by the independent gesture function and the wake-up gesture can be overlapped, and the gesture category required when the gesture implemented function is adjusted can be reduced.

This invention provides a mine-use localized fire extinguishing inert gas fire extinguisher, relating to the field of phase change equipment technology for fire extinguishing materials. It includes a housing assembly, a feeding mechanism, an air intake and exhaust assembly, a heat exchange assembly, an external support component, a connecting support component, a drive motor, a material box assembly, and a support base. This invention connects the high-pressure fluid inlet of the ejector to the mine's compressed air system. Utilizing the jet principle, high-speed fluid from the compressed air system is introduced into the ejector. The fluid is mixed and accelerated through the low-pressure fluid inlet of the ejector, introducing air from the mine roadway. Therefore, the gas ejected by the ejector includes air from the mine's compressed air system and air from the mine roadway, serving as a heat source for phase change heat transfer. The gas ejected by the ejector is injected into the interior of the heat exchange tube. Since the heat exchange tube rotates continuously, heat exchange gas is introduced sequentially. After one rotation, the heat exchange tube passes through the ejector's outlet again, injecting new gas. The existing heat-exchanged gas flows out through the exhaust pipe.

This invention discloses a high-performance meta-aramid / mica composite insulating paper and its preparation method. The paper is formed by wet papermaking and hot pressing of a mixed slurry composed of meta-aramid chopped fibers, meta-aramid precipitated fibers, and mica flakes. The composite insulating paper has a thermal decomposition temperature ≥425℃, tensile strength ≥52N / mm, tear strength ≥2.2N / mm, and voltage breakdown strength ≥13.8kV / mm. The mass ratio of chopped fibers to precipitated fibers is (50~80):(50~20). The amount of mica flakes added is 5wt%~10wt% of the total mass of the two aramid fibers. The hot pressing adopts a segmented hot pressing process of "low-temperature pre-pressing - medium-temperature strengthening - high-temperature setting". By controlling the key parameters of the precipitated fibers and optimizing the ratio of chopped fibers to precipitated fibers and the proportion of mica flakes added, the paper is prepared through processes such as raw material pretreatment, graded mixing and dissociation, wet papermaking, and segmented hot pressing. Advantages: Through multi-parameter coordinated control and process optimization, the technical bottlenecks such as the mechanical and insulation properties of existing aramid composite insulating paper and insufficient thermal stability have been solved.

The utility model belongs to the technical field of electric appliances, and particularly relates to a heating inner cavity and a garment steamer. Comprising an integrated heating tube, the integrated heating tube is in a continuous and double-layer laminated shape, and the single-layer structure of the integrated heating tube is a straight tube with at least two sections extending in the length direction. Through reasonable space structure arrangement, the total length size of the single tube is increased as much as possible in a small space range, so that the maximum power of the whole heating tube is improved, and damage and potential safety hazards caused by overlarge current and power due to unstable control voltage are prevented.

This invention discloses a non-direct three-dimensional light wall lighting system and method for stacked aquaculture channels, relating to the field of aquaculture lighting technology. The system includes multiple LED uniform light lamps arranged along the length of the stacked aquaculture channel. Each LED uniform light lamp includes an LED light-emitting component, a light-transmitting uniform light structure, and a lateral light-limiting structure. The lateral light-limiting structure limits the effective light output width of the LED uniform light lamp in the channel width direction, while the light-transmitting uniform light structure allows the light emitted by the LED light-emitting components to continuously diffuse in the channel height direction, thereby forming a three-dimensional light wall extending along the channel length direction, limited in the channel width direction, and covering multiple aquaculture layers in the channel height direction within the channel space between the stacked cages. The three-dimensional light wall is spaced apart from the facade of the stacked cages, so that the facade of the stacked cages is mainly illuminated by scattered light, refracted light, or diffused light within the channel space, rather than by direct illumination from the main beam of the lamps. This invention can improve the uniformity of illumination in the upper, middle, and lower layers of the stacked aquaculture cages, while allowing the low-position lamps to be installed at a higher height, avoiding obstruction of the passage of work vehicles, inspection vehicles, or inspection robots.

This utility model discloses a modular flowerpot tray device, relating to the field of flowerpot trays, comprising a water collection box, a support frame, a protrusion, a water guide groove, a drain pipe, and a pipe groove; one or more support frames are provided at the upper opening of the water collection box; the support frame consists of a support plate, legs, and permeable holes; multiple legs are connected to the bottom edge of the support plate, and permeable holes are provided on the surface of the support plate; the support frame is placed directly inside the water collection box; a water guide groove is provided on the bottom inner wall of the water collection box, and two drain holes communicating with the water guide groove are provided on the side wall of the water collection box, one drain hole being connected to the drain pipe, and the other drain hole being connected to the pipe groove, the diameter of the drain pipe being adapted to the pipe groove; this modular flowerpot tray device integrates support, drainage, water collection, and flow guidance functions, with a reasonable structural design and strong practicality.

This invention belongs to the field of toothpaste technology, specifically relating to a compound honeysuckle herbal toothpaste for treating oral ulcers and dental caries, and its preparation method. The toothpaste contains the following ingredients: honeysuckle extract, angelica dahurica extract, bletilla striata extract, licorice extract, cellulose gum, sorbitol, sodium monofluorophosphate, sodium benzoate, hydrated silica, sodium lauryl sulfate, sodium saccharin, and deionized water. The preparation process includes ultrafine grinding, two water extractions, low-temperature concentration, and graded filtration to prepare the herbal extracts, which are then mixed and homogenized with a matrix to obtain a stable gel paste. This process improves the extraction of beneficial components from the herbal extracts and achieves synergistic effects on multiple targets. This novel formulation has been demonstrated in rat oral ulcer experiments to significantly reduce ulcer diameter, accelerate healing, and reduce irritation. It has a mild and safe effect on the oral mucosa and is suitable for daily care in people prone to oral ulcers and those with sensitive mouths. This invention has a scientifically formulated, stable, and effective formula with promising application prospects.

The utility model discloses an inclined ladder gravity center transfer balance training plate which comprises a supporting part used for bearing, a treading part is arranged on the supporting part, the treading part is obliquely arranged on the supporting part and can swing back and forth relative to the supporting part, and a user stands on the treading part, so that the inclined ladder gravity center transfer balance training plate is formed. Slow and continuous traction can be achieved through the shaking and inclination angle of the treading part, the tension of the triceps calf muscle can be changed, ankle joint deformity can be corrected and prevented, the triceps calf muscle is drafted, foot drop is improved, deformity is prevented, and the extensibility and elasticity of the muscle are recovered. Two combined treading parts can be used, two feet can stand on the different treading parts, training and practicing can be carried out in cooperation with body twisting, and the fitness device is suitable for athletes or fitness enthusiasts and is low in use cost, small in occupied space and convenient to transfer.

The application provides a kind of production L-fucose recombinant bacillus subtilis and its construction method and application, including recombinant bacillus subtilis BS164GF-pW, BS164FU;BS164GF-pW is obtained by cloning GDP-D-mannose hydrolase gene construction vector pMK4-T7-WcaH transformation recombinant bacillus subtilis BS164GF, BS164FU is obtained by integrating GDP-D-mannose hydrolase gene on BS164GF;The BS164GF is obtained by sequentially integrating comk gene, T7 RNA polymerase gene, T7-manA-manB-manC gene, T7-gmd-wcaG gene on bacillus subtilis genome.The application realizes the de novo synthesis of L-fucose by constructing recombinant bacillus subtilis for the first time with GDP-L-fucose as substrate, which is more environmentally friendly than traditional acid hydrolysis.

The present application relates to the technical field of marine fishery, and particularly relates to a marine ranch. The marine ranch is configured with a fishery platform with one end fixed to the seabed and the other end above the sea level to resist wind and waves and improve the overall current resistance of the marine ranch. The fishery platform encloses a hollow ranch, and a track is arranged in the hollow ranch to divide the hollow ranch into a plurality of breeding areas. The current in the hollow ranch enclosed by the fishery platform is stable, and a HDPE net cage with low cost, good flexibility and corrosion resistance is used as a breeding cage for breeding operation to control the breeding cost. The part of the fishery platform above the sea level can resist the impact of the current, so that the breeding cage is not directly impacted by the wind and waves, and deformation or damage of the breeding cage is avoided, so that the overall marine ranch has improved resistance to waves and current, and is suitable for popularization and use.

The invention discloses a mining coal gangue / polyurethane / water glass composite filling material and a preparation method thereof, and belongs to the technical field of filling materials, the material is prepared by mixing a component A (water glass, glycerin and a catalyst), a component B (isophorone diisocyanate, polypropylene glycol and a plasticizer), coal gangue and fly ash according to a specific ratio, the preparation method comprises the following steps: respectively preparing the component A and the component B, mixing into slurry, and finally stirring and curing with the coal gangue and the fly ash. The curing time of the material is less than or equal to 124 s, the compressive strength is higher than 70 MPa, and the material is safe, environmentally friendly, free of secondary pollution, outstanding in flame retardance, capable of meeting the industrial standard and suitable for coal mine top-caving area filling, goaf gas plugging and crack air leakage channel plugging.

This utility model discloses a split-type ribbed wheel hub assembly, belonging to the field of automotive parts technology. The wheel hub assembly includes a wheel hub body and multiple plate-shaped ribs separately disposed therefrom. The wheel hub body has a central ring at its center, and its outer contour has multiple equally spaced bosses. One end of each plate-shaped rib is detachably connected to the central ring mounting part on the central ring via a first fastener, and the other end is detachably connected to the corresponding boss via a second fastener. Preferably, the boss consists of a boss seat and a boss cover, with the end of the plate-shaped rib extending into the cavity of the boss seat and fixed by the boss cover. The core of this utility model lies in changing the traditional one-piece molded ribs to a split, detachable connection structure, effectively solving the problems of complex manufacturing processes, high maintenance costs, and limited material selection in the prior art. It also facilitates personalized customization and has significant advantages such as high production yield, good economy, and great potential for performance optimization.

The utility model discloses a kind of oblique reamer on woodworking board, including main support, adjusting frame and positioning auxiliary structure, the positioning auxiliary structure is installed on main support by bolt, main support is inverted "L" type structure, adjusting frame is connected and installed in the end of main support, adjusting frame is movably connected with the adjusting groove of the side of main support by adjusting screw, the beneficial effects of the utility model are: structure design is reasonable, structure is simple, convenient to use.

This invention discloses a gear-driven mid-drive motor in the field of motor technology, comprising: a motor body; a central shaft with crank assemblies at both ends; a gearbox for transmitting power from the output shaft of the motor body to the central shaft; and a mounting bracket for supporting the rotation of the central shaft and for mounting the gearbox. The gearbox and mounting bracket are detachably connected to allow for replacement of gearboxes with different gear ratios. The gearbox has an output shaft through-hole and a central shaft through-hole. The gear in the output shaft through-hole slides axially with the output shaft of the motor body, forming a separable power connection. Similarly, the gear in the central shaft through-hole slides axially with the central shaft, forming a separable power connection. The modular design of the mid-drive motor gearbox enhances product versatility. Users can quickly replace gearboxes with different gear ratios according to their needs. Furthermore, the detachable design of the gearbox eliminates the need for tools, making the entire operation convenient and fast.

The utility model discloses a kind of powder coating stirring mixers, including motor, stirring subassembly and clamping assembly, including telescopic link and clamping claw on clamping assembly, clamping claw includes fixed claw and movable claw, movable claw is abutted with relatively fixed claw screw thread rotation telescopic, stirring subassembly includes with the main shaft of motor fixed main rod and sub rod, main rod and sub rod are also provided with stirring blade, the front end of sub rod is equipped with the top disc that rotates relative to sub rod, top disc end is equipped with magnetic attraction part, magnetic attraction part is cooperatively equipped with electromagnet;The utility model's stirring mixer is by being provided with clamping assembly, can be stably clamped stirring on various caliber size material barrel by clamping assembly, the telescopic structure of the rotating rod of stirring subassembly can be telescopic adjustment, by electromagnet to its separation barrel bottom is adsorbed fixed, so that stirring subassembly keeps stable rotation stirring, meet the adaptive use of stirring mixer under the use environment of different material barrels.

The utility model discloses an object changing magic prop which comprises a containing assembly, a hiding assembly and a bearing piece, the hiding assembly is completely contained in the containing assembly, the containing assembly is arranged on the bearing piece, the hiding assembly is connected with the bearing piece through magnetic attraction, and when the containing assembly is moved away from the bearing piece, the hiding assembly is arranged on the bearing piece. And the hiding assembly is separated from the storage assembly and is displayed on the bearing piece. The hidden assembly is hidden in the storage assembly, and when the storage assembly extends into the bearing piece, the hidden assembly is magnetically attracted to the bearing piece, so that the hidden assembly is separated from the storage assembly and is displayed on the bearing piece; the magic tape does not need to be prepared for a long time, can be used for impromptu performance at any time, is simple to operate and is suitable for magic beginners and enlighteners.

The invention relates to the technical field of cosmetics, in particular to a sensitive skin repairing composition for a severe cold environment in winter and application of the sensitive skin repairing composition. The repairing composition comprises a camellia flower extract, camellia seed oil, camellia flower PDRN, galactoglucan and an European chestnut leaf extract, and the repairing composition effectively resists skin injury caused by a severe cold environment in winter by activating heat shock protein, inhibiting a cold receptor TRPM8, improving microcirculation and constructing a skin physical barrier. The skin-care lotion can effectively moisturize skin, relieve the problems of red skin, itching skin, scales, cracking skin and the like, has the effects of efficiently moisturizing, relieving and repairing skin, is mild and non-irritant, and is suitable for people with sensitive skin to use.