35results about How to "Have use" patented technology

The invention discloses a fruit and vegetable commodity self-service weighing and settling device and system and a use method thereof. The device comprises a scale bracket, a weighing tray, a weighingsensor, a processor, a display screen and a camera. The processor is used for receiving weight information acquired by the weighing sensor and image information acquired by the camera and processingthe information and then transmitting payment information obtained after processing to the display screen. The processor is provided with a network interface. The processor generates new payment information when the weight information changes and transmits the new payment information to the display screen. The display screen can display and refresh a payment two-dimensional code according to the payment information from the processor. The device has the weighing, clearing and settling functions so that use is facilitated for the customers, the customer experience can be enhanced and the purchasing efficiency can be enhanced. Besides, the device is enabled to realize continuous weighing by the background cancellation algorithm so that the customer experience and the purchasing efficiency can be enhanced.

The invention discloses a method called optical interferometry about spectrometer, imaging and simultaneous phase-shifting: enlarge polarization laser beam emitted by laser source and get linearly polarized planer source, then, enter the interference system of linearly polarized planer source and get a interference field where testing wavefront and reference wavefront have collinear beam and polarization direction is vertical each other. beam of light of interference field is divide ed into 4 beams of light whose space is distributed symmetrically and whose intensity is symmetrical after passing through 1 / 4 wave plate and light dividing system of combined glass prism, the four beams of light projects to ccd focus plane after it is through polaroid analyzer, thus, we get four interference fringe pattern whose phase move 90 degrees after a sampling at a high speed. At the same time, it discloses the device using the method. According to the device and method of this invention, the principle is clear and the method is simple, the device possesses miniaturization. It realizes dynamic measuring whose optic interference is high-accuracy at the scene; it is simpler and more convenient to measure the course.

The invention discloses anti-loosening cutting equipment for aero seat machining and a cutting method of the cutting equipment, and relates to the technical field of aero part cutting. The anti-loosening cutting equipment comprises a fixing plate; two symmetrical fixing rods are fixedly connected to the bottom face of the fixing plate; a frame is placed below the fixing plate, and the bottom facesof the two fixing rods are both fixedly connected with the upper surface of the frame; a cutting mechanism is installed in the frame, and a clamping mechanism is installed below the cutting mechanism; and the cutting mechanism comprises a motor, a first belt wheel, ports, a supporting plate, a first conveying belt, fixing columns, a cutting sheet, a first rotary shaft, a first bearing and a connection plate located in the frame. According to the anti-loosening cutting equipment for aero seat machining and the cutting method of the cutting equipment, clamping blocks can move leftwards and rightwards, the to-be-cut material clamping function is achieved, the anti-loosening advantage is realized, the situation that cutting is not in place due to shaking of a to-be-cut material is prevented,and the cutting machining efficiency is improved.

The invention discloses an efficient and safe oral cavity supporting device with an automatic sterilization function. The efficient and safe oral cavity supporting device comprises a supporting device main body, atomization holes, a pressure ball, a base, a telescopic joint, an air inlet pipe, an air jetting pipe, a control valve, a connecting threaded pipe, an air bag, an atomization pipe, a nozzle, a fixed seat and a liquid storage bottle; the atomization holes are formed in the outer side of the supporting device main body; the pressure ball is installed at the tail end of the supporting device main body; and the base is arranged on the upper side of the pressure ball. The efficient and safe oral cavity supporting device with the automatic sterilization function is small and exquisite in size, simple in structure and convenient to regulate aiming at the sizes of oral cavities of different patients; after the efficient and safe oral cavity supporting device is put in the oral cavity, the supporting device main body is occluded by utilizing side surface teeth, a cavity space is not occupied basically, and no influence on oral treatment operation performed by a doctor exists basically; the supporting height can be lifted through air injection of the air bag, and treatment is convenient; and by being manufactured by adopting a non-soft silica gel material, the efficient and safe oral cavity supporting device does not damage teeth, is comfortable to occlude, also has the automatic sterilization function and is diversified in functions and convenient to use.

The invention discloses a cable fireproof and explosion-proof blanket, and relates to the technical field of cable protection. The cable fireproof and explosion-proof blanket comprises a Kevlar fiberlayer, a flexible fireproof and explosion-proof inner layer and a plain weave fabric surface layer coated on the flexible fireproof and explosion-proof inner layer, wherein the plain weave fabric surface layer is formed by hot pressing a plurality of layers of ultrahigh molecular weight polyethylene fiber base cloth infiltrated with vinyl ester resin particles, the vinyl ester resin particles arediscretely arranged on the ultrahigh molecular weight polyethylene fiber base cloth at intervals of 1-2 mm, the flexible fireproof and explosion-proof inner layer comprises a flexible fireproof layer,a flexible heat insulation layer, an explosion-proof core layer, an arc-proof metal layer and an epoxy organic glass fiber reinforced plastic layer which are sequentially arranged in a matched mannerthrough mutually matched meshing parts, and a connecting structure is arranged outside the plain weave fabric surface layer. According to the fireproof and explosion-proof blanket for the cable, thecable is good in fireproof performance, flame retardance and explosion-proof performance.

The invention belongs to the field of coated abrasive tools, and discloses a diamond brushed piece. The diamond brushed piece comprises a grinding layer, a base body and a fabric base, wherein the grinding layer contains diamond and adheres to the base body through electroplating; the base body adheres to the front face of the fabric base; and fluff is grown on the back face of the fabric base. The invention further discloses a preparation method of the diamond brushed piece. The diamond brushed piece is good in deflection, machining property and sharpness, long in service life, and suitable for grinding of various materials.

The invention relates to the technical field of fabric, in particular to a cloth cutting device capable of replacing a blade for textile fabric processing. The cloth cutting device comprises the fabric and a conveyor belt, wherein a working table plate is arranged on one side of the fabric, a plurality of supporting legs are fixedly arranged on one side of the working table plate, a plurality of supporting rods are fixedly arranged on one side of the conveyor belt, the other end of each supporting rod is fixedly connected to one side of the working table plate, an inverted-U-shaped frame is fixedly arranged on one side of the working table plate, a Z-shaped hollow frame is fixedly arranged on one side of the inverted-U-shaped frame, and a driving shaft is arranged on one side of the Z-shaped hollow frame. Through arrangement of the driving shaft, a servo motor, a driving discharging barrel, a pressing shaft, a movable hole, a driven pressing barrel, a U-shaped clamping base, a sliding clamping base, an L-shaped sliding frame, a spring, a telescopic hydraulic cylinder, a bevel edge cutter and a T-shaped fixing strip, the automatic cutting device has the functions of automatic feeding, accurate feeding, automatic cutting, deviation prevention, convenience in blade replacement, automatic collection and the like.

The invention discloses a method for light splitting, imaging and synchronous phase shifting in optical interferometry: the polarized laser beam output by a laser light source is expanded to obtain a linearly polarized plane light source, and then enters a plane polarized light interference system to obtain a test wave surface An interference field that is co-beamed with the reference wave surface and whose polarization directions are perpendicular to each other. The interference field beam is divided into four beams with uniform spatial distribution and uniform intensity after passing through a quarter-wave plate and a combined prism beam splitting system. The four beams pass through the analyzer After that, it is projected onto the CCD target surface, so that four interference fringe patterns with a phase shift of 90 degrees can be obtained after one high-speed sampling. At the same time, a device for implementing the method is also disclosed. The method and device of the invention have clear principle, simple method and miniaturization of the device. The on-site dynamic measurement of high-precision optical interference is realized, and the measurement process is simpler and more convenient.

The invention discloses no-clean ethanol hand disinfection spray. The disinfection spray is prepared from components as follows: 60%-75% of ethanol, 0.1%-5% of a wetting agent, 0.05%-2% of an aromatizer and the balance of deionized water. The prepared hand disinfection spray has good disinfection efficacy, does not required to be cleaned with water, is convenient to use, can disinfect and clean hands randomly and has better moisture retention property and pleasant aroma.

The invention discloses a floor drain with insect prevention and sand prevention functions. The floor drain comprises a shell device and an insect prevention and sand prevention device; an upper coverplate is arranged on the upper portion of the shell; water inlets are formed in the left side and the right side of the upper cover plate, an upper cover plate handle is fixedly arranged in the center of the upper cover plate; an external drain pipe is fixedly arranged in the middle of an inner cavity of the shell, the top of the external drain pipe is higher than the bottom of a partition plate,and the external drain pipe and the bottom of the inner cavity of the shell form a water storage bin in an enclosing mode; a sand accumulation tank is arranged at the bottom of the water storage bin,a sand accumulation plate is buckled in the sand accumulation tank, the cross section of the sand accumulation plate is shaped like a U, an opening facing upwards is formed in the sand accumulation plate, and a pinching handle is fixedly connected to the upper portion of the bottom wall of the sand accumulation plate; a hinge is fixedly arranged on the left side of the bottom of an internal drainpipe; a spring is arranged on the lower portion of a block board, one end of the spring is fixedly arranged on the lower end face of the block board, and the other end of the spring is fixedly arranged on the inner wall of the left side of the internal drain pipe. The floor drain with the insect prevention and sand prevention functions has the advantages of being simple in structure and convenient to use.

The invention relates to a treatment method for removing an oxide film of an electrode and etching the electrode using plasma and gas, and more specifically, to a process including removing the oxidefilm formed on the electrode from the electrode formed with a channel, and a treatment method for removing the oxide film of the electrode and etching the electrode in the step of performing an etching process on the electrode from which the oxide film is removed.

The invention discloses camera displacement changing devices for a bridge crane. The devices are suitable for being arranged on the two sides of a lifting hook of the crane and suspended below a mainbeam steel structure of the crane; the camera displacement changing devices comprise camera assemblies, telescopic device assemblies and sealing assemblies; the camera assemblies comprises cameras; the telescopic device assemblies are used for lifting the camera assemblies in the vertical direction and comprise telescopic devices, the telescopic devices comprise telescopic rods and fixed outer sleeves, and the lower ends of the telescopic rods are all connected to the corresponding cameras so as to move together with the corresponding cameras in the vertical direction; and the sealing assemblies can be opened and closed and comprises sealing devices, and the sealing devices comprise protective outer covers, bottom plates capable of being opened and lifting assemblies hinged to the bottom plates. According to the technical scheme, the camera displacement changing devices are additionally arranged on the two sides of the crane, so that the visual angle requirement of intelligent or unmanned video monitoring of the crane is met; and the dustproof and rainproof functions are achieved so that the devices can be used in the open air and in the severe working condition environment with large dust.

The invention relates to a sport skateboard with a buffering function. The sport skateboard comprises a board body and rollers arranged on the bottom surface of the board body, wherein the board body comprises a top board, a board core and a bottom board which are sequentially stacked from top to bottom; a plurality of elastic parts are uniformly arranged in the board core and arranged between the top board and the bottom board. According to the sport skateboard with the buffering function, the elastic parts with the buffering function are arranged in the middle part of the board body, vibration during sliding is relieved through deformation of the elastic parts, discomfort to a slider is avoided, long-strip-shaped grooves are formed in the upper surface of the board body, sliding prevention can be realized, compactness of the board body can be increased, rubber sheets are arranged at two ends of the bottom board of the board body, safety brake of the slider can be facilitated, and the board body cannot be damaged in the brake process. The sport skateboard with the buffering function is simple in structure and safe to use.

The invention discloses a massage armchair with an antishock function. The massage armchair comprises a plurality of function modules and a hardware communication interface. The control module is used for controlling communion among the function modules; a user input module is used for instruction input and code conversion; a massage module is used for storing preset massage modes and the connection of the communication interface; the physiological parameter monitoring module is used for collecting personal physiological parameters, storing and transmitting in a designated manner; the antishock module is used for regulating an air pressure parameter and change frequency, and is responsible for the connection with the hardware communication interface, wherein the two parameters can be set by people and can be intelligently regulated according to the physiological parameters; the hardware communication interface is used for recognising instruction, so that corresponding equipment can be operated; the date storing module is used for storing the personnel physiological parameters; the external communication module can be used for enabling a user and a designated health worker to share information in a remote manner. In addition to a daily health care function, the massage armchair can be used for not only monitoring the health condition of the user in real time, but also treating general emergencies.

The invention discloses an aircraft fairing with good impact resistance and a manufacturing method thereof, and relates to the technical field of aircrafts. The aircraft fairing comprises a cover head, wherein two symmetrical cover bodies are fixedly connected to the right side face of the cover head, an aircraft body is placed between the two cover bodies, and a cover tail is placed on the rightside of the aircraft body. The aircraft fairing with good impact resistance and the manufacturing method thereof have the functions of reducing the friction between the whole and the airflow, have theadvantages of good impact resistance, improve the overall buffer performance, further ensure the safety of the aircraft body, have the function of reducing the friction between the whole and the airflow, further improve the overall impact resistance, ensure the safety and integrity of the aircraft body, have the function of protecting the aircraft body, and have the advantage of ensuring the safety of the integrity of the aircraft body; and a foreign object is prevented from colliding with the aircraft body through a first port.

The invention relates to a self-driven simulative bait. The self-driven simulative bait includes a simulative bait body, a drive device, a first connection ring and a second connection ring; the first connection ring is arranged on the upper end of the simulative bait and is connected to a fishing line; the second connection ring is arranged on the lower end of the simulative bait and is connected to a fishing hook; and the drive device is arranged in the simulative bait body. The self-driven simulative bait can get rid of dependence on live baits during releasing fishing, can reduce the cost of the live baits and live bait loss during transport, can be driven by itself, and is convenient to use.

The invention discloses a novel process for purifying solanesol based on chemically modified diatomite, which comprises the following steps of: (1) grinding 3.0 g of diatomite into fine powder with the particle size of 500-800 meshes, adding 8-12ml of any strong acid except hydrofluoric acid into the fine powder to form a solution, filling the solution into a closed container I, putting the closed container I into a constant-temperature water bath, and heating the closed container I to 60-80 DEG C; the preparation method comprises the following steps: adding diatomite into a reaction kettle, shaking at normal temperature for 45-55 minutes, washing the shaken solution to be neutral, filtering by a screen with the aperture of 20-25 microns, and drying the obtained filtrate to constant weight to obtain modified diatomite; (2) 0.3-0.8 g of the modified diatomite obtained in the step (1) is added into 50 ml of an extract containing solanesol to form a mixed solution, the mixed solution is contained in a third closed container, the third closed container is placed in a constant-temperature water bath, oscillation is conducted for 45-55 min at the normal temperature, the oscillated mixed solution is filtered, filter residues are obtained, and the aperture of a mesh screen for filtering is 10-15 microns; (3) washing the filter residues with washing liquor to obtain solanesol, wherein the washing liquor is a solanesol-soluble solution; the process can greatly reduce the separation cost.

The invention relates to a chain-slat conveyer delayed start control circuit, belongs to the technical field of gangue discharge of coal mine underground roadway repair working faces, and solves the problem of potential risks of hurting people when a chain-slat conveyer of a mine is started and runs. A mining isolation phase-change switch, a three-phase vacuum alternating current contactor main contact and a surge protector are connected in series in sequence, and any two phases of the common portion of the mining isolation phase-change switch and the three-phase vacuum alternating current contactor main contact which are connected in series are connected with a primary side input port of a mining alternating current transformer; two paths of output on a secondary side of the mining alternating current transformer comprise a first transformer output port and a second transformer output port; and the first transformer output port is connected with an alarm circuit, a delayed start control circuit, a near control start-stop circuit and a remote control start-stop circuit, and the second transformer output port is connected with a fault detection protection circuit. The method comprises the steps of controlling start-stop and emergency stop of the chain-slat conveyer in a near control mode and a remote control mode; and warning nearby personnel to evacuate during starting, therebymaking up for the potential risks caused by instantaneous rotation of the chain-slat conveyer when the switch is started without warning.

The invention discloses a low heat mass firing boiler. The key points of the technical scheme provided by the invention are as follows: the low heat mass firing boiler comprises a steam producing pan which consists of a reciprocating grate, a front wall and a rear arch, wherein a vertical partition wall is arranged between the front wall above the reciprocating grate and the rear arch; a cavity between the front wall and the rear arch is partitioned into a dust removing chamber and a hearth by the partition wall; a flue gas port is formed in the upper part of the vertical partition wall; a front arch tilting towards a feed opening at the lower end of the front wall is arranged at the lower end of the vertical partition wall; a fuel inlet is formed between the lower end of the tilt front arch and the reciprocating grate; and a pipe is arranged between a gas inlet of the steam producing pan and a dust remover outlet at the upper part of the dust removing chamber, a pipe arranged between the gas inlet port of the steam producing pan and a cyclone dust collector outlet at the upper part of the dust removing chamber is a heat-insulating pipe. Compared with the prior art, the low heat mass firing boiler disclosed by the invention has remarkable advantages of use of low caloric value fuel and environment friendliness.

The invention relates to the field of card protecting films, and particularly discloses a magnetic card protecting film and a preparation method thereof.The magnetic card protecting film comprises a BOPET base film and an EEA bonding layer, and the BOPET base film is prepared from, by weight, polyethylene terephthalate resin, samarium cobalt magnetic powder, nanometer titania, 4-hydroxybenzophenone, organic nickel chelate and glycidyl methacrylate. The magnetic card protecting film has magnetism and can be adsorbed on the surface of a metal carrier to facilitate use of a flaky material, the minimum thermal shrinkage rate of the magnetic card protecting film is only 1.2%, and after a light aging test, the tensile strength and the elongation at break of the magnetic card protecting film are still high and are 189% and 181% at most; the tensile strength and the elongation at break of the magnetic film subjected to a thermal aging test are up to 186% and 184%, the magnetic film has high light aging resistance and thermal aging resistance, and the aging resistance of the magnetic card protecting film is improved.

Provided is a spinal orthopedic exercise equipment that can provide an improved exercise effect related to spinal orthopedics with a simple structure. The spinal orthopedic exercise equipment is a spinal orthopedic exercise equipment that supports a user's back and waist to apply pressure, and comprises: a first body in which a plurality of first protrusions protrude on a surface formed in a curved shape; a second body, connected to the first body, in which a plurality of second protrusions protrude on a surface formed in a curved shape different from that of the first body; a flexible connector which is flexibly connected between the first body and the second body; and an attachable / detachable rolling bar which is coupled to the protrusionless bottom surface of the first body or the second body to support the first body or the second body, and causes the first body or the second body to perform a seesaw movement around the support point.

This invention relates to a method for preparing a hormone, especially a method for preparing thymin. The method comprises: heating thymin drugs extracted from animal tissues or serum, or artificially synthesized thymin preparations to 100-130 deg.C, and keeping the temperature for 5-60 min to sterilize. Thymin has such advantages as improved stability, prolonged effective time, and convenient usage, transportation and storage.

The invention discloses a fire extinguishing apparatus, comprising a containing unit, a catalysis unit and an output unit, wherein the containing unit is used for containing carbonic water; the catalysis unit comprises a catalyst for accelerating the process of decomposing carbonic water into carbon dioxide and water; the output unit comprises at least one spray nozzle; by the spray nozzle, water in the containing unit can be sprayed out of the containing unit in a mist form. The fire extinguishing apparatus is portable, does not need to be prepared when in use, and the utilization rate of the water can be improved.

The invention discloses a low-concentration particulate matter sampling detection device and a particulate matter sampling head of the device. The upper half part of the particulate matter sampling head is a double-layer sampling head, and the lower half part of the particulate matter sampling head comprises a stainless steel membrane support and a sampling gun connector; the inner layer of the double-layer sampling head is an integral sleeving sampling filtering element and comprises a sampling tube, a conical shell, a filter membrane and a protection net, and the outer layer of the double-layer sampling head comprises a sampling head sheath and a sampling nozzle; the integral sleeving sampling filtering element is arranged in the sampling head sheath, and connected with the sampling nozzle at the most front end through the sampling tube, the rear end is provided with the inverted conical shell, the filter membrane and the protection net are positioned at the opening position of the conical shell, the integral sleeving sampling filtering element is in sealing connection with the sampling head sheath by screw threads, the upper half part and the lower half part of the particulate matter sampling head press the filter membrane and the protection net on the stainless steel membrane support by utilizing O-shaped screw thread glands, and finally the particulate matter sampling head is connected with the sampling gun connector. With the particulate matter sampling detection device and the particulate matter sampling head, the problems in the mass concentration detection of the particulate matters that the sampling operation is complicated, and the accuracy is low and the detection limit is high are solved.

The invention discloses an induction cooker capable of integrating cooking, marinating, boiling and meal delivery, and belongs to the technical field of household appliances. A control panel is fixedly mounted on one side face of a protective frame, a kitchen ware containing cavity is formed in the protective frame, a sliding groove is formed in the inner wall of the kitchen ware containing cavity, and an opening is formed in the inner wall of one side of the kitchen ware containing cavity; and the inner wall of the opening is connected with an induction cooker body in a sleeving manner, and the surface of the induction cooker body is attached to the inner wall of the kitchen ware containing cavity. According to the induction cooker capable of integrating cooking, marinating, boiling and meal delivery, the induction cooker body has the function of sliding out of the protective frame, the functions of scalding prevention, water prevention and the like are achieved, large kitchen ware can be conveniently used, and the application range and the use flexibility of the induction cooker are increased; and arranged sliding blocks have the automatic telescopic function, so that the induction cooker body and the protective frame are convenient to assemble, later independent disassembly and overhaul are convenient, and the overhaul and maintenance convenience of the induction cooker is improved.

The invention relates to a novel counterfeit and regional dumping preventing packaging box. Special printing is adopted by an existing counterfeit and regional dumping preventing packaging box, so that the completion cost is high, and the production efficiency is low. The novel counterfeit and regional dumping preventing packaging box comprises a box body and is characterized in that the surface of the box body is provided with metallic printing ink printed layers with A, B and C different patterns at different sections, data is measured by using a resistance instrument between the A and B patterns to judge the authenticity, and the goods delivery region is judged by measuring data using the resistance instrument between the C and D patterns to perform regional dumping preventing management. The novel counterfeit and regional dumping preventing packaging box has the advantages that the conductive performance of the metallic printing ink printed layers is uniform and has certain glossiness, counterfeit and regional dumping preventing functions are achieved, the counterfeiting by unscrupulous vendors can be prevented, the structure is simple, the query is convenient, the cost is low,and the packaging box can be extensively used for the outer packaging of various products particularly for the outer packaging of medical products.

The invention relates to the technical field of fabrics, in particular to a cloth cutting device for textile fabric processing that can replace blades, including fabrics and conveyor belts, a worktable is provided on one side of the fabric, and a number of support legs are fixed on one side of the worktable , one side of the conveyor belt is fixed with a number of support rods, the other end of the support rods is fixedly connected to one side of the worktable, one side of the worktable is fixed with an inverted U-shaped frame, and one side of the inverted U-shaped frame is fixed with a Z-shaped Hollow frame, one side of the Z-shaped hollow frame is provided with a drive shaft. In the present invention, a driving shaft, a servo motor, an active lowering barrel, a pressing shaft, an active hole, a driven pressing barrel, a U-shaped material clamping seat, a sliding clamping seat, an L-shaped sliding frame, a spring, and a telescopic hydraulic cylinder are arranged. , bevel edge cutting knife, T-shaped fixed strip, so that it has the functions of automatic feeding, precise feeding, automatic cutting, anti-deviation, easy tool change, automatic collection and so on.

The invention provides a thickening agent, a composition for forming the thickening agent, an emulsion polymer, a fracturing fluid system and application of the thickening agent. The molecular weight of the thickening agent is 100,000-10,000, and the composition for forming the thickening agent comprises the following components in parts by weight: 10-20 parts of acrylamide, 1-20 parts of N, N-dimethylacrylamide, 10-80 parts of sodium acrylate, 1-15 parts of a cationic polymerizable surfactant, 0.2-3 parts of a viscoelastic surfactant, 0-3 parts of organic salt, 0-5 parts of inorganic salt, 0.01-1 part of an initiator and the balance of water, the cationic polymerizable surfactant is a polymer formed by copolymerization of tertiary aliphatic amine with the C atom number of 12-22 and halogenated olefin, and the molecular weight of the cationic polymerizable surfactant is 303-443. The thickening agent prepared from the composition has the advantages of high temperature resistance, high viscosity, simplicity and convenience in use and the like.

The present invention relates to a modular house, in particular to a combined modular house with a high-strength roof structure, including a roof, a multi-storey modular house unit integrated under the roof and a support arranged under the modular house unit Combine multiple modular houses side by side, and set up connecting passages in the middle of each floor, and separate the modular house units with partitions. The integrity is strong, and the internal space planning is reasonable. At the same time, the vertically connected sewage pipes are effectively discharged. , with high-strength and shock-absorbing steps, it is convenient for residents to use. At the same time, the independent roof truss and thermal insulation roof ensure that the roof structure is strong, and effective waterproof and thermal insulation.