32results about How to "Meet the needs of the use environment" patented technology

The invention provides an intelligent input method and system based on bone conduction vibration and machine learning; the intelligent input method comprises the following steps: S1, gathering vibration signals of a user knocking on a hand back; S2, filtering, denoising and end point segmenting the gathered vibration signals; S3, aligning the end point segmented vibration signals; S4, extracting signal features of the aligned vibration signals; S5, using the extracted features to form a training set and sending same to a nerve network classification model for training, thus obtaining a trainednerve network classification model. The method takes the hand back as a vibration keyboard via bone conduction vibrations, and combines with the machine learning nerve network classification model, thus fast inputting texts with a high recognition rate; the method and system are fast in a response speed, can improve the text input efficiency of a wearable device, thus improving the user experiences; the interactive mode is novel, interesting, easy and fast, and wide in applications.

The invention discloses a high-performance hydrogenated nitrile butadiene rubber complex and a preparation method thereof, wherein the high-performance hydrogenated nitrile butadiene rubber complex comprises the following raw materials by weight: 70-100 parts of hydrogenated nitrile butadiene rubber A, 15-30 parts of composite masterbatch, 40-75 parts of a reinforcing filler, 3-10 parts of a plasticizer, 1-2 parts of stearic acid, 2-5.5 parts of an anti-aging agent, 3-12 parts of a vulcanizing agent, and 1-3 parts of a vulcanizing aid, and the composite masterbatch comprises hydrogenated nitrile butadiene rubber B, nanometer zinc oxide, carbon nano-tubes and aramid pulp. The prepared high-performance hydrogenated nitrile butadiene rubber complex of the present invention has advantages of excellent high-temperature resistance, excellent oil resistance, excellent mechanical property, good comprehensive performance, prolonged service life and prolonged use period, meets harsh working environment requirements, expands the use range of hydrogenated nitrile butadiene rubbers, and further good economic benefits.

The invention discloses a manufacturing method of a Si-O-C ceramic flexible substrate, and relates to a ceramic substrate. The method comprises the following steps: cutting continuous inorganic fiber plain cloth to form a sample A; paving the sample A on a flat plate, sealing, and performing vacuum pumping to obtain a sample B; dissolving organic silicone resin into a solvent to obtain an organic silicone resin solution C; in a state of keeping one end of the sample B being vacuum-pumped, introducing the organic silicone resin solution C with a catheter, infiltrating the fiber cloth, and enclosing one end communicated with the resin after infiltration to form a sample D; performing vacuum pumping on the sample D, volatilizing the solvent until the resin is sized, stopping vacuum pumping to obtain a plate-like solid E, placing the plate-like solid E in a blast oven, heating, reacting the organic silicone resin with oxygen in hot air, and performing cross-linking to form an Si-O-Si bond in order to obtain a crosslinking product F; placing the crosslinking product F in a tubular furnace, heating, and cooling to the room temperature to obtain a pyrolysis product G, namely, the Si-O-C ceramic flexible substrate.

The invention discloses a straight cylinder type high-pressure cleaning device and a high-pressure cleaning system. The straight cylinder type high-pressure cleaning device comprises a shell, a driving structure, a circuit structure, a fluid inlet, a fluid outlet and a piston, the piston is driven by the driving structure to move linearly and reciprocally so as to introduce fluid into a pressurizing cavity from the fluid inlet and discharge the pressurized fluid from the fluid outlet, the shell is a straight cylinder which is internally provided with a cavity and extends along a straight line,and an axis of the shell and an axis of a power output shaft of the driving structure are coaxial with or parallel to an axis of the piston. According to the device and the system, the shell is cylindrical, the occupied space can be effectively reduced, and miniaturization production of equipment is facilitated. When in use, a user can hold any position of the shell, so that the load of palms andarms of an operator can be effectively reduced, and the use is convenient; and meanwhile, single-hand operation is conveniently realized, the operation flexibility is greatly improved, meanwhile, double-hand operation is not needed, other operations can be carried out by one hand, and the design is more user-friendly.

The invention discloses a foldable wireless charging device and a foldable wireless charging device with a data transmission function. The foldable wireless charging device includes a winding drum; a power supplying part which is arranged on the winding drum and used for providing electric energy; and a folding plate with one end connected with the winding drum; an electrode part which is arranged on the upper surface of the folding plate and connected with the power supplying part and used for outputting the electric energy supplied by the power supplying part to the electronic device. The foldable wireless charging device with the data transmission function is capable of enabling the charged electronic device to be in contact with the electrode part arranged on the upper surface of the folding plate for electric-energy transmission and completing the charging process of the charged electronic device; the charging device is high in electric-energy conversion efficiency, zero in heat, high in charging speed and causes no effect on the service life of a battery and requires no arrangement of any electricity-magneto or magneto-electricity conversion device; and when the charging device is not needed to charge the electronic device, the folding plate is in a folding state so that space is saved and the charging device is convenient to carry.

The invention discloses a PVC cable material for a 5G photoelectric composite cable. The PVC cable material comprises the following components in parts by weight: 100 parts of a PVC resin, 10 to 30 parts of trioctyl trimellitate, 1 to 30 parts of a vinyl acetate / butyl acrylate / carbonyl copolymer material, 1 to 30 parts of calcium carbonate, 0.1 to 0.2 part of polyethylene wax, 0.1 to 0.2 part of stearic acid, 2 to 5 parts of a calcium-zinc compound stabilizer, 1 to 5 parts of gamma-chloropropylmethyldiethoxysilane, 0.1 to 1 part of high-density oxidized polyethylene wax, 0.1 to 2 parts of oleamide and 0.1 to 10 parts of hydrotalcite. The PVC cable material of the 5G photoelectric hybrid cable is low in dielectric constant, can effectively reduce attenuation of optical cable signals in thehybrid cable, and can meet the requirements of an optical cable use environment of -40 DEG C to 105 DEG C.

The invention provides a high-sensitivity wearable elastic substance deformation quantity measuring device, which comprises a deformation quantity detection module composed of at least one polar platecapacitor, each polar plate capacitor comprising a triangular positive plate and a triangular negative plate which are arranged on two sides of a flexible insulating layer, one corner of the negativeplate being positioned in the projection range of the positive plate on the flexible insulating layer; a data acquisition module, connected with the deformation quantity detection module; a data processing module, used for receiving the digital signal output by the data acquisition module; and a power supply module. According to the high-sensitivity wearable elastic substance deformation quantitymeasuring device, the positive plate and the negative plate are both triangular, the projection areas of the positive plate and the negative plate on the flexible insulating layer are remarkably changed in the stretching process of the flexible insulating layer, rapid change of capacitance is further caused, and the detection sensitivity is greatly improved.

The invention discloses an optical system of a sighting telescope for a portable gun, comprising an objective set, a transferring lens set and an eyepiece set which are successively arranged from the object side to the image side, wherein the objective set comprises a plastic aspheric surface lens, and the plastic aspheric surface lens comprises an aspheric surface and a diffraction surface. On the premise of ensuring optical quality, the invention reduces the amount of objective set lenses and lowers the weight and the cost of the whole system.

The invention discloses a preparation method of a sodium chlorite sustained-release agent. The method comprises the following steps of a, weighing sodium chlorite, a filler and a binder and uniformlymixing the materials above; b, adding water into the mixture obtained in step a, loading the mixture into pipes after uniform mixing, and performing tamping and curing to obtain the sodium chlorite sustained-release agent. According to the preparation method, sodium chlorite, the filler and the binder are prepared into the agent, the agent is loaded into the pipes of different specifications, andcorrespondingly chlorine dioxide can be slowly and controllably released in a time range of 10-180 days to meet the demands of diversified use environments. The sodium chlorite sustained-release agentprepared by means of the method is high in safety in the storage and transportation processes and convenient to use and has a wide application prospect.

The invention belongs to the technical field of ink-jet printing media, and particularly discloses a lamp box film coating liquid and a preparation method thereof. The lamp box film coating liquid comprises an upper layer coating liquid and a lower layer coating liquid, and the upper layer coating liquid is prepared from, by weight, 2-5 parts of titanium dioxide, 2-5 parts of acrylic acid copolymer emulsion, 1-3 parts of a surfactant and 3-7 parts of ethyl alcohol; the lamp box film coating liquid prepared by the method is divided into an upper layer and a lower layer, the upper layer is an ink absorbing layer, the lower layer is an adhesive covering layer, nitric acid solutions are respectively added into the prepared silicon dioxide pre-dispersion liquid and the titanium dioxide pre-dispersion liquid for continuous dispersion; by preparing coating liquid after adopting of the nitric acid solutions, the light resistance and the weather resistance of the coating can be improved, meanwhile, the covering power and the light transmittance of the coating are also remarkably improved, the double-layer film coating liquid is prepared from different materials, the adaptability is high, double-layer structures prepared from different materials are combined with an acidic formula improved by adopting the nitric acid solutions, and the overall performance of the coating liquid can be remarkably improved.

The invention discloses a high hardness plastic mechanical arm and a preparation method thereof. The preparation method comprises following steps: (1) mixing glass fibers with a silane coupling agentto obtain modified glass fibers; (2) mixing polyamide plastic, modified glass fibers, wollastonite fibers, mica powder, and a lubricating agent, and smelting the mixture to obtain a mixture (M1); (3)extruding and granulating the mixture (M1) to obtain particles; and (4) fusing the particles, injecting the fused particles into a mould, carrying out shaping under a constant pressure, and cooling and moulding to obtain the high hardness plastic mechanical arm. The glass fibers are modified by a silane coupling agent; then polyamide plastic, modified glass fibers, wollastonite fibers, mica powder, and a lubricating agent are mixed and smelted; then the mixture is extruded, granulated, and fused; and then the mixture is injected into a mould, shaped under a constant pressure, cooled, and moulded. The obtained mechanical arm has higher hardness and can meet the use requirements.

The invention discloses a manufacturing method of a Si-O-C ceramic flexible substrate, and relates to a ceramic substrate. The method comprises the following steps: cutting continuous inorganic fiber plain cloth to form a sample A; paving the sample A on a flat plate, sealing, and performing vacuum pumping to obtain a sample B; dissolving organic silicone resin into a solvent to obtain an organic silicone resin solution C; in a state of keeping one end of the sample B being vacuum-pumped, introducing the organic silicone resin solution C with a catheter, infiltrating the fiber cloth, and enclosing one end communicated with the resin after infiltration to form a sample D; performing vacuum pumping on the sample D, volatilizing the solvent until the resin is sized, stopping vacuum pumping to obtain a plate-like solid E, placing the plate-like solid E in a blast oven, heating, reacting the organic silicone resin with oxygen in hot air, and performing cross-linking to form an Si-O-Si bond in order to obtain a crosslinking product F; placing the crosslinking product F in a tubular furnace, heating, and cooling to the room temperature to obtain a pyrolysis product G, namely, the Si-O-C ceramic flexible substrate.

The invention discloses a multifunctional medical cabinet integrated with a folding bed chair. The multifunctional medical cabinet comprises a cabinet body and the folding bed chair arranged in the cabinet body, the two opposite inner walls of the cabinet body are each provided with a horizontal guide rail and an L-shaped guide rail located under the horizontal guide rail, the folding bed chair comprises a tail plate, an adapter plate, a middle plate, a head plate and a backing plate which are sequentially connected in a hinged mode, a four-foot fixing frame is arranged under the middle plate, and first guide wheels capable of moving along the horizontal guide rails and second guide wheels moving in the L-shaped guide rails are arranged in the middle of the tail plate and at the tail end of the tail plate respectively. According to the multifunctional medical cabinet, the structure is simple, parts such as a containing basket, a tray, a drawer, a hook and a towel rack are integrated on the cabinet body, and therefore the actual using requirements in a hospital environment can be met; the hidden folding bed chair is integrated in the cabinet body, the double-guide-rail structure is arranged between the folding bed chair and the inner wall of the cabinet body, therefore, operation convenience is improved, use is convenient, a seat or a bed can be combined as needed, and wide market application and popularization prospects are achieved.

The invention discloses carbon fiber composite material processing equipment. The carbon fiber composite material processing equipment comprises a bottom plate (101), a swing mechanism (300) and a threading mechanism (400), wherein a bracket (102) is mounted on the bottom plate; the swing mechanism (300) is mounted on the bracket (102) and is driven by a motor (201) to realize staggered movement of a first partition plate (318) and a second partition plate (321) so as to realize staggered change of positions of a plurality of pre-impregnated narrow bands; and the threading mechanism (400) is mounted on the bracket (102), the pre-impregnated narrow bands wound on a coil (414) are driven by the motor (201) to move left and right, and criss-cross weaving of the pre-impregnated narrow bands is achieved in combination with the swing mechanism (300).

The invention discloses a supporting mechanism capable of adjusting an angle for a multi-face directional antenna, and the mechanism comprises a turbine shaft (3), a first revolution motor (5), a first revolution platform (6), a first revolution bearing (7), a first revolution turbine (8), a first autorotation platform (9), a first directional antenna (14), a second directional antenna (19), a third directional antenna (20), a second autorotation platform (41), and a third autorotation platform (42). The first revolution motor (5) drives the first directional antenna (14), the second directional antenna (19) and the third directional antenna (20) to rotate through a first output worm, the first revolution turbine (8) and the first revolution platform (6), thereby achieving the angle adjustment of the directional antenna. Compared with the prior art, the mechanism irons out the defect that the adjustment is difficult to achieve when the surrounding environment of the directional antenna changes and the angle of the directional antenna needs to be changed. The mechanism can adjust the angle and pitching angle of the antenna in a use process.

The invention discloses a device and a method for realizing NFC tag conversion, and relates to the technical field of NFC tags. The device includes an NFC module, a main control board, an open container and a top cover fastened on the top of the open container, the main control board is vertically fixed in the open container, and the top of the main control board is horizontally provided with a shrapnel connector; the NFC module It is installed horizontally on the bottom of the top cover, and the bottom of the NFC module is provided with a row of gold fingers corresponding to the position of the shrapnel connector; when the top cover is buckled on the top of the open container, the gold fingers fully contact with the top of the shrapnel connector to realize the NFC module Communication with the main control board. The invention not only can conveniently and quickly realize NFC label conversion, but also is easy to carry and separate for use.

The water-cooled resistor with high voltage resistance comprises a resistor tube, an insulating filler layer, an insulating sleeve and a metal tube, wherein the resistor tube comprises a ceramic tubeand a resistor wire wound on the outer surface of the ceramic tube; The resistance tube includes a porcelain tube and a resistance wire wound around the outer surface of the porcelain tube; the two ends of the metal tube are provided with wire outlet holes; two ends of the resistance wire pass through from the wire outlet holes at the correspoing ends; an insulating potting re is arranged betweenthat end of the porcelain tube and the end of the insulate sleeve,; The two ends of the porcelain tube are respectively coated with a sealant ring, and the inner wall of the metal tube abuts against the outer side of the sealant ring. The ring end cover is fixedly connected with the metal pipe, the ring end cover abuts against the inner side of the sealant ring, and the sealant ring, the metal pipe and the ceramic pipe are clamped tightly; The ring end cap is connected with a fluid connection, and the fluid connection is communicated with the inside of the porcelain pipe. As the outer side ofthe ceramic tube is successively provided with an insulating filler layer, an insulating sleeve and a metal tube, the resistance wire is sufficiently separated from the atmosphere, and the high voltage of the resistance wire will not be broken down, so as to meet the demand of the high voltage service environment.

The invention belongs to the field of machinery equipment, and especially relates to an industrial vehicle driving control apparatus and method which are mainly used for carrying type industrial vehicles. The angle zone of a handle rod can be set through customized parameters, so that a technical problem that an operation handle is restricted when operating in a narrow space is solved. The apparatus is characterized in that the apparatus comprises a detection device and a vehicle controller; the detection device is used for detecting the swing angle of the operation handle and converting the swing angle into the only corresponding analog electric signal; the vehicle controller is electrically connected to a motor brake and a traction motor of a vehicle; the vehicle controller is electrically connected to the detection device; and the vehicle controller controls working states of the motor brake and the traction motor according to the analog electric signal output by the detection device.

The invention discloses a dynamic stress loading and synchronous strain measuring device for a neutron scattering experiment. The device comprises a dynamic stress loading assembly, a synchronous strain measurement assembly and a guide rod assembly, the dynamic stress loading assembly comprises a first dynamic stress loading motor and a second dynamic stress loading motor; the guide rod assembly comprises a plurality of parallel guide rods, the rear ends of the two motors are fixedly mounted on the two spring plates respectively, and the movable ends of the two motors are oppositely arranged and slidably mounted on the guide rods; the movable ends of the two motors are respectively provided with a clamp; the synchronous strain measurement assembly comprises a stress sensor and a strain gauge which are respectively installed on the two clamps. According to the device, the two stress loading motors which are oppositely arranged are adopted, bidirectional dynamic stress loading is achieved, the structure is simple, use is convenient, the device can be universally used on neutron scattering spectrometers of different neutron sources, and the requirement for the use environment in an in-situ neutron scattering experiment is met; prestress is applied through the spring plate, and deformation in the stress loading direction is avoided.

The invention relates to an air pre-heater distance measuring device, and belongs to the technical field of air pre-heater air leakage control systems. The problems that most existing distance measuring devices for the air leakage control system of the air pre-heater are complex in structure and high in manufacturing cost are solved. The air pre-heater comprises an air pre-heater rotor, an air pre-heater fan-shaped plate and air pre-heater T-shaped steel, the air pre-heater T-shaped steel is arranged below the air pre-heater fan-shaped plate and fixed to the periphery of the air pre-heater rotor, the distance measuring device comprises a front end cover, a sensor, a mounting pipe and an acting block, the acting block is connected to the inner side of the air pre-heater T-shaped steel, the installation pipe is connected with the air pre-heater sector plate, the front end cover is arranged on the lower portion of the installation pipe, the sensor is arranged in the installation pipe, and a probe of the sensor penetrates through the front end cover and corresponds to the action block. The device is simple to install, convenient to maintain and low in cost, and effectively solves the problems of inaccurate data acquisition of the sensor and low air leakage input efficiency caused by a high-temperature dusty environment of the air pre-heater.

The invention discloses an integrated packaged electrolytic capacitor module and an inverter assembly of a 48V BSG inverter. There is a capacitor installation groove on the upper side of the heat dissipation shell, and a capacitor positioning column I protruding from the capacitor installation groove on the upper side of the heat dissipation shell; a through hole is opened in the center of the capacitor positioning column I; the capacitor bracket is stacked on the heat dissipation shell, and there is a The capacitor installation hole and the capacitor positioning hole Ⅰ corresponding to the capacitor positioning column Ⅰ; the electrolytic capacitor is installed in the capacitor installation groove and the capacitor installation hole. corresponding connection. The invention can effectively ensure that the capacitor does not shake in the capacitor module through two times of glue filling, the rigid connection between the capacitor support and the busbar, and the rigid connection between the heat dissipation shell and the heat dissipation plate, and avoid vibration failure of the capacitor pins. The capacitor module is fixed firmly and the structure Compact, good anti-seismic performance, high degree of integration.

The invention discloses a polyolefin plastic-coated optical fiber bundling process. The process comprises the following steps of: (1) releasing n paths of optical fibers (6<=n<=12) through an opticalfiber pay-off rack, and feeding the optical fibers into a stranding table for reversing stranding after the optical fibers pass through an optical fiber branching die; (2) positioning the stranded optical fiber bundle by an optical fiber positioning die, and allowing the stranded optical fiber bundle to enter a powder smearing box to be smeared with powder; (3) allowing the powder-coated optical fiber bundle to pass through an extruder head plastic shield prebalelling polyolefin sheath, and allowing the powder-coated optical fiber bundle to enter a vacuumizing sizing device for sizing the sheath; and (4) after the sized plastic-coated optical fiber is subjected to sizing through cold and hot water treatment, allowing the sized plastic-coated optical fiber to enter a traction wheel and a tension wheel in sequence, and allowing the sized plastic-coated optical fiber to be taken up by a take-up system. The polyolefin plastic-coated optical fiber bundling process can prepare an indoor wiring optical cable based on the micro beam tube, and the optical cable is simple in structure, light in weight, small in size and capable of meeting the requirement of the using environment of large-scale high-capacity building wiring optical cables.

The invention provides a high-sensitivity wearable elastic material deformation measurement device, including: a deformation detection module, which is composed of at least one polar plate capacitor, and each of the polar plate capacitors includes a A triangular positive plate and a triangular negative plate, one corner of the negative plate is located within the projection range of the positive plate on the flexible insulating layer; a data acquisition module is connected to the deformation variable detection module; a data processing module , for receiving the digital signal output by the data acquisition module; and a power supply module. In the present invention, a high-sensitivity wearable elastic material deformation measurement device, the positive plate and the negative plate are both triangular, and the positive plate and the negative plate are on the flexible insulating layer during the stretching process of the flexible insulating layer. The projected area changes significantly, which in turn causes a rapid change in capacitance, which greatly improves the detection sensitivity.

The invention discloses a movable air purifier of an intelligent building. The movable air purifier comprises a matrix, a first servo motor, a rotating shaft, a box body, a groove, a middle filter screen plate, a third servo motor and transmission meshes. Universal wheels are arranged at the lower end of the matrix, the matrix and a rotary door form a rotating mechanism, a control panel is arranged on the outer side of the rotary door, the first servo motor is arranged in the matrix, and a first gear is connected to the upper end of the first servo motor. The movable air purifier of the intelligent building is provide with the matrix, the first servo motor, the box body, the third servo motor and a sliding plate, so that the position of a suction opening is adjusted conveniently. The working principle of the movable air purifier is as follows: the control panel on the outer side of the rotary door on the front surface of the matrix is operated to start the first servo motor in the matrix, the first servo motor drives the first gear to rotate, the first gear drives a second gear, the rotating shaft, the box body and the sliding plate to rotate, and then the control panel is operatedthen to start a third servo motor in the box body.

Relating to the technical field of coating processing and production, the invention discloses a microcapsule coating material for thread-off proof screws. The coating material is composed of the following raw materials by weight: 40-50 parts of epoxy resin, 10-16 parts of a curing agent, 15-21 parts of microcapsule filler, 20-30 parts of pigment, 12-18 parts of polybutylene terephthalate and 22-28parts of a graphene / Ti-based composite material. The preparation method includes: putting epoxy resin, polybutylene terephthalate and the graphene / Ti-based composite material into a high-temperaturestirrer, and performing heating at 200DEG C for 20min to prepare a solution; adding the microcapsule filler into the prepared solution, and placing the solution in a 8MPa high-pressure container for 2h; and then taking out the solution, adding the pigment into the solution, performing stirring for 10min, adding the curing agent, and conducting stirring to a sticky state, and performing standing for 8h to form the microcapsule coating material for thread-off proof screws. The microcapsule coating material provided by the invention has good adhesive force up to grade 1, and endows screws with better thread-off proof performance.

The invention discloses an integrated packaging electrolytic capacitor module of a 48V BSG inverter and an inverter assembly. The upper side surface of the heat dissipation shell is provided with a capacitor mounting groove and a capacitor positioning column I protruding out of the capacitor mounting groove; a through hole is formed in the center of the capacitor positioning column I; the capacitor bracket is stacked on the heat dissipation shell; a capacitor mounting hole and a capacitor positioning hole I corresponding to the capacitor positioning column I are formed in the capacitor bracket; the electrolytic capacitor is installed in the capacitor installation groove and the capacitor installation hole. A capacitor positive electrode pin and a capacitor negative electrode pin at the upper end of the electrolytic capacitor are correspondingly connected with the positive busbar and the negative busbar. Through two times of glue pouring, rigid connection between the capacitor support and the busbar and rigid connection between the heat dissipation shell and the heat dissipation plate, it can be effectively guaranteed that the capacitor does not shake in the capacitor module, vibration failure of the capacitor pins is avoided, and the capacitor module is firm in fixation, compact in structure, good in anti-seismic performance and high in integration degree.