31results about How to "Increase loss rate" patented technology

The invention provides an automatic vending management system and a management method to solve the problems of high loss rate of commodities and high sales cost in an existing self-service vending store. The automatic vending management system provided by the invention comprises a self-service vending store and a user terminal, and the self-service vending store comprises a commodity display areaand a customer active area which is provided with an automatic control computer, a commodity pick-up platform and a customer access door. The commodity display area is provided with multiple groups ofcontainers, each of the containers is connected to the commodity pick-up platform through a mechanical commodity supply device and is connected to the automatic control computer through a network, and commodities are transported to the commodity pick-up platform through the mechanical commodity supply device after a user places an order. A customer can observe the commodities placed in the commodities display area through a glass screen, place an order on a self-service touch screen to buy the commodities, and then pick up the commodities at the commodity pick-up platform. The whole purchaseprocess does not require the contact with the commodities, the commodities are taken at the end of the purchase, an RFID tag is not needed in the commodity purchase process, and the cost of the storecan be greatly saved.

The invention relates to a method for reproducing flame-proof wood, comprising following steps: (1) lengthening short wood with joint method, (2) thickening thin wood with montage technique, (3) widening narrow wood with montage technique; then treating with flame-proof drug and preparing needed flame-proof raw material.

The invention discloses an engine oil filtering device of an engine. The engine oil filtering device comprises a shell and a filter element. The shell is installed on an engine body of the engine. The filter element is arranged in an inner cavity of the shell. The shell is provided with an oil leakage channel communicating an inner cavity of the engine with the inner cavity of the shell. The oil leakage channel comprises a first channel and a second channel. The first channel is large in inner diameter and close to the filter element. The second channel is small in inner diameter and away from the filter element. A push rod is movably installed in the oil leakage channel in the axial direction. One end of the push rod is connected with the filter element in an abutting mode. The push rod comprises a protrusion portion. The protrusion portion is larger than other parts of the push rod in outer diameter. The side wall of the protrusion portion is attached to the inner wall of the second channel. In the detaching process of the engine oil filtering device, internal engine oil flows into the engine body of the engine, leakage of engine oil in the engine oil filtering device is avoided, and installing limitation of the engine oil filtering device is eliminated.

The invention discloses a method for preparing tin-iron coarse alloy powder from tin containing iron ore. The method includes the steps that after being broken and ground, the tin containing iron ore is mixed with a composite additive formed by calcium carbonate, sodium carbonate, sodium sulfate, borax and sodium humate for agglomeration; obtained agglomerates are dried and then subjected to high-temperature reducing roasting; the products obtained after reducing roasting are sequentially cooled, broken and ground, and then are subjected to magnetic separating, and the coarse alloy powder is obtained. The method has the advantages that the requirement on the raw materials is low, the tin-iron comprehensive recovery rate is high, the flow is simple, energy consumption is low, and environment friendliness is achieved, and the prepared coarse tin-iron alloy powder can directly serve as raw materials for smelting tin containing easy-to-cut steel and tin containing alloy cast iron.

The invention discloses a process for continuously separating antimony from gold in antimony-gold concentrate. The process comprises the steps that the antimony-gold concentrate is continuously thrownon a steel belt of a steel belt furnace, and the steel belt operates at a constant speed to convey the antimony-gold concentrate into a furnace pipe of the steel belt furnace for volatilization and smelting; and antimony inside the antimony-gold concentrate volatizes in a antimony sulfide to enter smoke and is oxidized into antimony oxide in the smoke airflow, the antimony oxide is cooled, then dust is collected through a cloth bag, gold in the antimony-gold concentrate is enriched in volatilization residues, and antimony and gold are effectively separated. Compared with blast furnace volatilization smelting processes commonly adopted by existing domestic antimony smelting plants, the process has the characteristics of being high in furnace burden adaptability, suitable for thick and thinburden layers, high in antimony volatilization rate, low in gold loss rate and the like, and meanwhile, the process can process powdery materials and has the advantages of no need of briquetting before materials enter the furnace and the like, the process is clean and environmentally friendly, and industrial production is facilitated.

The invention discloses a high-insulation landscape-type buried transformer box. The buried transformer box includes a distribution switch box, a buried transformer and a sunshade, A switch box for power distribution is fixed on that top of the bury transformer box through a fixing piece and one end of the top of the buried transformer box is connected with a cover plate of the buried transformerbox through a self-locking rotating shaft, A leakage alarm is instal on that top of the distribution switch box through the mounting seat, and the induction end of the leakage alarm is locate on the power line, A radiation eliminator is installed on one side of the electric leakage alarm through a mounting seat, and an air inlet and an air outlet are respectively arranged on one side of the distribution switch box, and the air outlet is located at the lower end of the air inlet, a suction fan is installed inside the air inlet through a mounting bracket, and an exhaust fan is installed inside the air outlet through the mounting bracket. As that glass fiber and the aerogel material are arranged for heat insulation, heat can be effectively blocked, heat can be avoided from entering the interior of the underground box transformer, the loss rate of the internal components of the buried box transformer is improved, and the high-insulation landscape-type buried transformer boxis suitable forbeing widely popularized and used.

The invention discloses a preparation method of chlorine dioxide disinfection sustained-release gel, and belongs to the field of disinfection and sterilization and air purification. The preparation method of the chlorine dioxide disinfection sustained-release gel comprises the steps of preparing a gel prepolymer, adding gamma-glycidyl ether oxypropyl trimethoxy silane, tetraethoxysilane and sodiumdodecyl diphenyl ether disulfonate into a reaction kettle, stirring, adding a sulfuric acid solution into the reaction kettle, continuing stirring until hydrolysis, adding water, and uniformly stirring, carrying out reduced pressure distillation, and cooling to room temperature to prepare a gel prepolymer; preparing a sodium chlorite aqueous solution; and canning the gel prepolymer and a sodium chlorite aqueous solution according to a ratio of 1: 1, sealing, and standing to obtain the chlorine dioxide disinfection sustained-release gel. The gel prepared by the method disclosed by the invention is permanently non-liquefied and non-diluted, can keep a good gel state, and can have a shelf life of more than one year under a sealed lightproof room-temperature condition, and the storage loss ofchlorine dioxide is lower than 10%.

The invention discloses a light emitting diode (LED) reflective cup which is reasonable in structural design, uniform in illumination, low in light loss, energy-saving and environment-friendly, has no halo and spot, and effectively improves illumination. The LED reflective cup comprises a base and at least one reflective cup which is arranged on the base, wherein a hollow cavity is formed on each reflective cup; the cavity along the projection direction of an LED light ray comprises a curved line reflecting surface (M2) and an oblique line reflecting surface (M1) which are connected integrally; the curved line reflecting surface (M2) is defined as a surface which is formed by rotating a curve line about a central line; and the oblique line reflecting surface (M1) is defined as the surface which is formed by rotating an oblique line about the central line.

The invention discloses a metering device for coating paint. The metering device comprises a paint inlet, a gear metering panel, a paint flow metering valve, a servo motor and a paint outlet. The paint inlet and the paint outlet are connected with the paint flow metering valve through pipelines correspondingly. The gear metering panel is arranged between the paint inlet and the paint flow metering valve, used for controlling paint flow output and driven to rotate through the servo motor. The servo motor is connected with a robot main system. The robot main system is connected with the paint flow metering valve. According to the metering device for coating the paint, the rotating speed of the servo motor is adjusted through the robot main system according to the output value of the paint flow metering valve and the preset paint output quantity, and the number of rotating circles of the gear metering panel is changed; and accordingly, the paint output quantity is precisely controlled, the product appearance quality is ensured, and meanwhile the cost is reduced.

The invention discloses a heat preservation construction method for a VIP applied to a building wall. The VIP is applied to the building energy-saving and heat-preservation engineering, the loss rate of the VIP is reduced, and the good heat preservation and heat insulation performance of the VIP is kept. According to the method, a base-layer oriented strand board is fixed at first, then oriented strand board strips are fixed, and the VIP is fixed in advance through gun nails according to the width. In the sticking process of the VIP, the VIP is evenly squeezed, and is pressed and fixed through the palms, fingertips are not allowed to touch the VIP, and the VIP is prevented from being punctured. Before the oriented strand board is sealed, the position of the VIP is snapped on the closed oriented strand board strips by snapping a line, and the position of the VIP is avoided during sealing.

The invention relates to a mold used for plastic suction of shape memory polymers. By adoption of the mold used for plastic suction of the shape memory polymers, the defects that in the prior art, secondary modification cannot be achieved after a plastic shell is cast, and an internal complex structure and a complex variable section cannot be manufactured; the internal structure of a conventional mold is difficult to clean, the wastage and the wear corrosion rate are high, the cost is high due to the fact that reprocessing is not available, and the maintenance cost is high; by adoption of an existing blow molding or mechanical deformation way or other existing ways, the pressure is nonuniform in the mold forming process, the surface smoothness of a manufactured sample is poor, and fracture damage is likely to occur; and an existing mold is simplex in function, can only deform once and cannot deform multiple times based on the temperature gradient according to requirements of users, and the degree of controllability is low are overcome. The mold comprises an upper mold body and a lower mold body, wherein the upper mold body and the lower mold body are buckled together to form a cuboid, and a mold cavity is machined in the cuboid in the length direction. The mold is applied to the field of plastic suction of the shape memory polymers.