36results about How to "Keep the original state" patented technology

The invention discloses a vacuum freeze-drying processing method of dendrobium officinale, comprising the following steps of: (1) washing and draining fresh steam sections of dendrobium officinale and cutting into segments; (2) arranging the drained dendrobium officinale in a freeze-drying device for pre-freezing and constant-temperature freezing at 30 DEG C below zero to 35 DEG C below zero; (3)carrying out sublimation drying on the dendrobium officinale processed in the step (2); (4) heating the dendrobium officinale after the sublimation drying in the step for (3) for evaporating residualwater; and (5) packing the condensed dendrobium officinale products with water content of 6-9% dried in the step (4) into clean and sanitary food-grade aluminum-foil bags, sealing to the dendrobium officinale products. The dendrobium officinale products processed by the method disclosed by the invention are rich in dendrobium officinale polysaccharide, and can be directly eaten or taken as ingredients for stewing soup to eat or making tea to drink. The dendrobium officinale products keep original state, taste and pharmacological effects of the dendrobium officinale, can be stored and transported at normal temperature, and has more than five years of shelf life.

The invention discloses freeze-dried dendrobium officinale powder and a preparation method thereof. The method comprises the steps of (1) cleaning fresh picked dendrobium officinale with water, drying, and cutting the dendrobium officinale into sections which are 2-4cm long; (2) putting the dried dendrobium officinale into a juicing machine, adding pure water according to a ratio of material to liquid being 1g:5ml and juicing; (3) freezing the dendrobium officinale juice at the temperature of -20 DEG C for one night; (4) pre-cooling vacuum freeze-drying equipment at the temperature of -56 DEG C for half an hour; and (5) putting a frozen dendrobium officinale product into the pre-cooled vacuum freeze-drying equipment, and performing vacuum freeze-drying treatment under conditions that the temperature is -56 DEG C and the vacuum degree is 7-9Pa for 18-30 hours so as to obtain the freeze-dried dendrobium officinale powder. The method is simple, is easy to operate and is low in production cost; the obtained freeze-dried dendrobium officinale powder product is loose, is rich in dendrobium officinale polysaccharide, does not contain fibers and is high in dissolvability; the utilization rate of the officinale polysaccharide is high; furthermore, the original state of dendrobium officinale is retained, and the freeze-dried dendrobium officinale powder is light green, has a fresh taste and medicinal effects and can be stored and transported under normal temperature; the retention period is effectively prolonged.

The invention relates to a multi-scale multi-phase dispersion strengthening iron-based alloy and a preparing and representation method thereof. The alloy comprises a matrix and a strengthening phase.The strengthening phase comprises at least two kinds of strengthening phase particles different in size. The strengthening phase particles, with the grain size smaller than or equal to 50 nm, in the two kinds of strengthening phase particles different in size account for 85%-95% of the total volume of all the strengthening phase particles. The matrix is a Fe-Cr-W-Ti alloy. The strengthening phasecomprises Y2O3 crystals, a Y-Ti-O phase, a Y-Cr-O phase and a Y-W-O phase. A representation method of the multi-scale multi-phase dispersion strengthening iron-based alloy comprises the steps that thestrengthening phase in the alloy is separated through electrolysis, and then representation is conducted through an electron microscope. The room-temperature tensile strength of the prepared alloy ishigher than 1,600 MPa, the tensile strength of the alloy is larger than 600 MPa when the temperature is 700 DEG C, and the comprehensive mechanical performance is obviously superior to that of same-mark and same-type alloys.

The invention discloses a plant stereo cultivation device for a family, which comprises at least one cultivation tray which is parallelly arranged in turn in the vertical direction to form a tray group; the cultivation tray comprises a tray bottom, a tray body arranged on the tray bottom and at least one plant growing port arranged on the tray body; and the inside of the cultivation tray is provided with a cultivation medium space which is communicated with the plant growing port. The household plant stereo cultivation device adopts cultivation tray structures which can be combined in stereo mode, can fully utilize narrow space on a balcony of a family in a high-rise to plant plants such as green vegetables without pesticide residue and so on, meet the demands of domestic children and old people on the green vegetables, create amusement and recreation and housework conditions for the old people, achieve the environment-friendly aim of purifying air and keeping the prior state of the space and floor, simultaneously provide good sight for an apartment, achieve decorative effect, beautify family environment, eliminate the crowding feeling of the narrow space on the balcony of the family and improve the balcony utilization rate.

The invention relates to a method for recovering metals in waste thin electric wires, messed electric wires or miscellaneous electric wires by thermal decomposition. The method includes the following steps of: carrying out oxygen-poor hot treatment on thin electric wires, messed electric wires or broken electric wires, heating enamelled wire raw materials to 580 DEG C to 650 DEG C at the rate of temperature rise of 10-20 DEG C under inert atmosphere or oxygen-poor atmosphere, and maintaining the temperature for 10 to 20 minutes; and slightly and mechanically stirring or vibrating the processed electric wires so as to lead attached residuals to fall automatically. After processing, the metal wires basically remain the original performances and do not suffer oxidation and mechanical loss; and the metal recovery ratio is nearly as high as 99 percent, and the purity is also high. The method meets the requirement of subsequent working procedures on use and the requirement on resource recovery, thereby realizing the maximum separate recovery of renewable resources in waste; and furthermore, by adopting anoxic low temperature decomposition, the relative air displacement is low and requirements of cleaning processes can be met, thereby contributing to the reduction of secondary pollution of atmospheric environment.

The invention discloses a testing system for a transmission characteristic of a laser in a low-contrast environment and a testing method of the testing system. The testing system includes a polarizedlight generating device, a haze medium generation simulating device and a scattering effect measurement device; the scattering effect measurement device comprises a beam splitter prism, a polarizationstate gauge, an optical power meter and a computer; the beam splitter prism corresponds to an emitting glass window of the haze medium generation simulating device, and the optical power meter and the polarization state gauge are arranged on two beam transmission paths of the beam splitter prism respectively. Smoke granularity is measured only through a granularity gauge, the intensity of scattered light and a polarization stokes vector are measured by the optical power meter and the polarization state gauge, the polarization degree, linear polarization degree, polarization angle and circle polarization degree of polarized light are obtained through calculation, and finally an optical model of a complicated environment of haze mediums is created. The polarized light does not need to be subjected to conversion such as attenuation, phase delay, polarizing and the like, an original state of the polarized laser after the the polarized laser is emitted from the environment of the haze mediums is preserved, measurement is more accurate, and therefore description of the transmission characteristic of the laser is more accurate.

The invention relates to a method for making a picture by using plant leaves, which includes: (1) put the leaves into sodium carbonate aqueous solution to soak; (2) pike up the leaves when they turn to soft, and remove whole or partial mesophyll from them, keep the nervation and involucra; (3) wash the leaves, (4) dry; (5) use fabric leather softener to lay on or soak the leaves, (6) dry; (7) use the color pigment to coat, draw, etch or spray on the leaves through manual or apparatus to obtain the plant-leaf-made picture.

The invention relates to a spleen invigorating and stomach nourishing rice. Specifically, the rice is coated with a nutritive layer, which is composed of lotus root powder and corn starch that are added with a Chinese medicinal extract. The Chinese medicinal extract comprises the following Chinese medicinal components: dioscorea opposita, crude bighead atractylodes rhizome, ginger, hawthorn, Poriacocos, jujube, seed of Job's tears, Codonopsis pilosula, chicken's gizzard-membrane, lotus seed and Chinese wolfberry. The preparation method includes: adding the Chinese medicinal extract into lotusroot powder and corn starch, then adding water, conducting heating gelatinization to obtain a spray solution, putting rice into a coating machine, performing continuous spraying, and then conductingdrying. By adding a variety of spleen invigorating and stomach nourishing Chinese herbal materials, the spleen invigorating and stomach nourishing rice provided by the invention also has nourishing and repair effects on the spleen and the stomach during eating by people, and the selected Chinese herbal materials are medicinal and edible, and can be used by most people. The nutritive layer also canplay a protection and isolation role, retains the original state of uncooked rice, better retains the taste of rice, and also prolongs the shelf life of rice.

The invention discloses a charcoal fire heating secondary puerarin tablet dryer and an application method thereof. The charcoal fire heating secondary puerarin tablet dryer comprises a charcoal fire heating chamber, a filtering chamber located on the charcoal fire heating chamber, a primary drying chamber located on the filtering chamber and a secondary drying chamber connected with the primary drying chamber through a heat conducting channel, wherein a filtering net is put in the filtering chamber; the charcoal fire heating chamber is communicated with the filtering chamber through air holes, and the filtering chamber is communicated with the primary drying chamber through the air holes; a through hole communicated with the outside is formed in the secondary drying chamber; a first conveying belt and a second conveying belt which is parallel to the first conveying belt in an up-down corresponding mode are arranged inside the primary drying chamber and the secondary drying chamber respectively; the first conveying belt is driven by a power device; a material inlet is formed in the right side of the corresponding conveying belt, and a material outlet is formed in the left side of the corresponding conveying belt. Dust can be filtered out through the filtering net in the filtering chamber, the first conveying belt and the second conveying belt can flatten puerarin tablets, and the puerarin tablets can not bend.

The invention provides a processing method of fresh edible soybeans. The processing method comprises the following steps of firstly blanching fresh green soy bean granules with blanching liquid, then cooling the blanched green soy bean granules, drying the cooled green soy bean granules, refrigerating the dried green soy bean granules, performing heat preservation on the refrigerated green soy bean granules, and performing vacuum freeze drying on the refrigerated green soy bean granules so as to obtain the fresh edible green soy beans. According to the method provided by the invention, the fresh green soy beans are processed through a vacuum freeze drying technique, so that nutrient losses can be effectively reduced, and the original state of the green soy beans is reserved; blanching treatment is performed, so that the beany flavor of the green soy bean granules is effectively reduced, and besides, the natural delicate fragrance of the green soy beans is reserved; the made green soy bean products can be directly eaten, and can be used as mixed ingredients to be used for making dishes, stewing soup and the like to be eaten. Besides, the water activity in the green soy bean products is very low, which is disadvantageous to microbiological growth, so that the green soy bean products can be stored and transported at normal atmospheric temperature. According to the method provided by the invention, the production technology is simple, is easy to operate, and can be mechanically treated in the whole process, and the cost of human resources is significantly reduced.

The invention discloses a separation device, which comprises a sample collector, a filter, a connector, a capturer and a filtrate collector, the sample collector and the filtrate collector are both containers, the filter comprises a filter screen, the capturer comprises a capture chip with the aperture of 0.01-1000 [mu] m, the connector is a barrel-shaped object, and the sample collector, the filter, the connector, the capturer and the filtrate collector are connected in sequence. According to the separating device disclosed by the invention, before samples such as clinical hydrothorax and ascites, urine and the like are transferred to a laboratory for detection, particulate matters to be detected in the samples can be separated and fixed at the same time at a sampling site, the intact forms of cells are kept, the cells are prevented from disintegration and degradation of biomacromolecules in the cells are prevented, and microbial pollution and reproduction are avoided; the false negative rate caused by the storage and transportation process of the sample is effectively reduced, and the detection rate of tumor cells is greatly improved.

The invention discloses a bi-component polyurethane marking coating which is composed of 30 parts by mass of a component A and 5-6 parts by mass of a component B. The component A is prepared by mixing 20-25 parts by mass of modified hydroxy acrylic resin, 0.2-0.4 part by mass of a defoaming agent, 0.3-0.4 part by mass of a flatting agent, 4-6 parts by mass of titanium dioxide, 15-20 parts by mass of internally mixed glass beads, 0.3-0.5 part by mass of a dispersing agent and 40-50 parts by mass of filler. The component B is HDI biuret, and during construction, the component A and the component B are mixed for use. According to the marking paint, the hardness, impact strength, gloss, paint film thickness and water resistance of road marking are improved, meanwhile, the adhesive force and flexibility of the road marking can be improved, and the service life of the road marking is prolonged.

The invention discloses a universal bucket conveyor which comprises a shell in which bucket conveying rails are arranged, the bucket conveying rails being provided with horizontal constraint slideways and vertical constraint slideways; and universal chains which are movably arranged in the bucket conveying rails, wherein the universal chains comprise at least three connection components and chain plate assemblies connected between adjacent connection components; the connection components comprise crossed connectors; the crossed connectors are provided with horizontally directional extending parts and vertically directional extending parts; the horizontally directional extending parts are constrained in the vertical constraint slideways and can slide in the vertical constraint slideways; and the vertically directional extending parts are constrained in the horizontal constraint slideways and can slide in the horizontal constraint slideways. The universal bucket conveyor can realize conveying of a material at any position in a spatial range and supply convenience of conveying.