89results about How to "Neatly distributed" patented technology

The invention relates to a method for synthesizing high-activity high molecular weight polyether polyol, belong to the field of chemical industry. The invention solves the technical problem of providing a method for synthesizing high-activity high molecular weight polyether polyol with uniform and transparent appearance. The invention has the technical scheme that the method for synthesizing high-activity high molecular weight polyether polyol comprises the following steps of: adopting a polyol compound as an initiating agent, adding a catalyst and an epoxy compound into a reaction system by steps for multiple times at the pressure of 0.1-0.5 MPa and the temperature of 60-140 DEG C, and carrying out polymerization in a high-speed stirring device. The polyether polyol prepared by using the method provided by the invention has high molecular weight, regular distribution and relatively low viscosity. Compared with general soft-foam high elastic polyether polyol on the market, the polyether polyol has higher molecular weight, higher reaction activity and more regular molecular weight distribution.

The present invention discloses a mining- machine- based slowly inclined thin ore vein mechanized continuous mining method, a middle-section tape transport lane is arranged along an ore body, false inclination uphill is tunneled at intervals of a certain distance; a continuous rib pillar and a top pillar or a bottom pillar are arranged between adjacent back- mining units; accurate mining cutting is started from the lower middle section tape transport lane, a mining machine passes, from the back- mining unit edge position, through the top pillar or the bottom pillar for tunneling left and right false inclination uphill to the upper middle section tape transport lane; back- mining is started from the position of the tape transport lane uphill from the right side, the ore body is back mined by the mining machine to left side uphill, the mining machine is in no load, and descends along the left false inclination uphill to the bottom of the back- mining units, the ore body is back mined by the mining machine from left side uphill position to right side uphill, then the mining machine is in no load, and ascends from the right side uphill to the position near the tape transport lane, the mining is performed in the anti-clockwise direction circulation way, a central position reserved ore pillar is left; ores are loaded onto a belt by a carry-scraper for conveying to a ground surface main ore bin. The conveying is easy, work security is high, back- mining efficiency is high, and production capacity is large.

The invention provides a method for building and managing a famous tea mechanical plucking tea garden, and belongs to the technical field of plant cultivation. The method is characterized by mainly comprising the steps of tea garden selecting, tea plant variety selecting, planting, tree crown cultivating and pruning, mechanical plucking period and remaining, maintaining of plucked tea tree crowns and the like, wherein frames of tea trees of the built tea garden are clear in layer, ventilative and transparent, growing branches are thick and uniform in distribution, the tree crowns are small in surface, stumps are uniform in thickness, and the density reaches about 1000/m<2>; young sprouts of each tea tree grow on a regular and smooth tree crown surface, bud leaves are distributed uniformly, the density is proper and can reach about 2000/m<2>, timely plucking is conducted, the raw material yield of famous tea can reach 70%-75%, and the plucking effect is good.

The invention discloses a dendrobium officinale healthcare product with an auxiliary blood glucose reducing function. The dendrobium officinale healthcare product comprises the following raw materials in parts by weight: 35 to 45 parts of fresh dendrobium officinale bars, 1 to 2 parts of American ginseng, 2 to 4 parts of the root of kudzu vine, 2 to 4 parts of radix trichosanthis and 1 to 2 parts of fructus schizandrae. A preparation method for the dendrobium officinale healthcare product with the auxiliary blood glucose reducing function comprises the following steps: weighing the raw materials; processing the fresh dendrobium officinale bars; processing the American ginseng; performing alcohol extracting; performing water extracting; drying; batching. According to the dendrobium officinale healthcare product with the auxiliary blood glucose reducing function disclosed by the invention, the raw material formula is from clinical practice under the guidance of the theory of traditional Chinese medicine; the herbal medicines in a prescription are concise and are high in pertinency; the medicines in a raw material formula can nourish yin, benefit qi, clear heat and promote the secretion of saliva or body fluid; the active ingredients of the medicines are easy to absorb and are favorable to play efficacy; the medicinal materials in the raw material formula have the homology of medicine and food, and have no toxic or side effect.

The invention discloses a production method of a copper-zinc alloy foil for preventing a lithium dendrite arm from being produced by lithium ions and belongs to the technical field of copper foil electrolysis. The method comprises the steps of carrying out acid pickling, washing, electric deposition, zinc deposition, washing and passivating, extruding and drying; a lithium dendrite arm copper-zincalloy foil of a lithium-ion battery can be prevented from being produced; zinc atom defects which are uniformly distributed in a current collector of the copper-zinc alloy foil can be used as induction crystal seeds to deposit metal lithium for nucleation, so that the distribution of the lithium ions on the surface of the current collector can be effectively improved; a zinc-layer crystal in thecopper-zinc alloy foil has tight and uniform tissue and the tissues are distributed orderly; the thickness is uniform and the deviation is less than 0.01mum; and the adhesive force is good, and the tensile strength and the elongation percentage reach utilization standards of the lithium-ion battery; and the copper-zinc alloy foil has good surface weldability and good high temperature resistance and corrosion resistance.

The invention discloses an easy-to-wire weak current box and method and application for IoT weak current engineering. The easy-to-wire weak current box includes a box body. The back face of the box body is provided with a first wire through groove. The bottom face of the box body is provided with a second wire through groove. The middle part of the right side of the inner wall of the box body is embedded with a socket. A partition board, two support boards and at least one wire sorting mechanism are mounted in the box body. A box door is mounted in the front face of the box body. Each of the left side face and the right side face of the inner wall of the box body is equipped with two fixed blocks. The upper surface of each fixed block is provided with a slot. According to the invention, the fixed blocks are mounted on the inner wall of the box body and the fixed blocks are utilized for mounting the support boards, so that the support boards can be dismounted or mounted according to installation requirements of electric device elements. Adjustment convenience is achieved. Through cooperation of the partition board and the support boards, the inner space of the box body is partitioned, so that placement and installation of the electric device elements are in good order and the layout is comparatively reasonable, and the wiring process is facilitated.

The optical fiber distribution box of the present invention includes a chassis body, and the chassis body is formed with an incoming line management cavity, an outgoing line management cavity, a mold box accommodating cavity, and a wiring cavity; the mold box accommodating cavity is used to accommodate at least one wiring module box , the wiring module box is connected through the wiring cavity; the optical fiber distribution box also includes a line management slot plate, and a number of line management slots are arranged on the line management slot plate; a line management slot plate separates the incoming line management cavity from the wiring cavity , and another cable management slot plate separates the outlet management cavity from the wiring cavity. As a result, the incoming and outgoing cables are sorted in an orderly manner in the cable management channel on the cable management channel plate, and the distribution of the cables in the wiring cavity is more orderly. At the same time, since the distribution module box itself is a distribution box, setting multiple distribution module boxes in the cavity of the module box makes the optical fiber distribution box have a larger wiring capacity, and can selectively Connect the cables to different wiring modules in a flexible way.

The invention relates to a novel hollow fiber membrane filter core and a manufacturing method of the novel hollow fiber membrane filter core. The novel hollow fiber membrane filter core comprises a sealing body (1), a hollow fiber membrane (2), a filter core end cover (3), a water producing pipe (6) and a purified water outlet (5), wherein the sealing body (1) is in a three-dimensional structure, and the open end of a hollow fiber membrane filament penetrates through a sealing layer from the outer surface of the sealing body (1) to the inner surface of the sealing body (1). The novel hollow fiber membrane filter core is characterized in that the sealing body (1) comprises a protective layer (9), an outer support layer (8), a sealing layer (10) and an inner support layer (7); the protective layer (9), the outer support layer (8), the sealing layer (10) and the inner support layer (7) are closely combined together from outside to inside; the upper edge of the filter core end cover (3), the upper edge of the water producing pipe (6) and the upper edge and lower edge of the sealing body (1) are closely combined together. The manufacturing method of the novel hollow fiber membrane filter core at least comprises the following three steps: moulding; winding the hollow fiber membrane filament; and pouring the sealing layer (10). The novel hollow fiber membrane filter core disclosed by the invention has the characteristics of simple structure, difficulty in hollow fiber membrane filament fracture, high filter core intensity, material conservation and convenience in manufacturing.

The invention relate to a method for realizing a multimedia printing system suitable for low-precision printing. The system consists of a multimedia printing plate making device, a multimedia printed matter and a multimedia broadcasting device, wherein, the multimedia printing plate making device consists of an output part, an editing part and an input part; the multimedia printed matter of multimedia broadcasting value information which is embedded for broadcasting a multimedia data is printed on the printing medium; and the multimedia broadcasting device broadcasts the multimedia data from the multimedia printed matter. The broadcasting value information is a possibly geometrically distributed or physically distributed net screen coding which is conversed into the pattern recognition of a printing net screen characteristic with at least one characteristic such as a gamma characteristic, a node characteristic, a node distant spacing characteristic, a node distributing characteristic and a node color characteristic. The invention has the following characteristics: the method uses minimal dot matrix digits to realize information recording and information embedding, has a little influence to a printing image and large recorded information capacity, and is not only fit for common printers but also fit for realizing multimedia printing on the printers.

The present invention belongs to the field of polymer material modification, and particularly relates to a high-fluidity metallocene low-density polyethylene resin graft, which comprises the following raw materials by weight: 100 parts of an mLLDPE resin, 0.3-0.8 part of a peroxide initiator, 3-7 parts of maleic anhydride, and 0.1-0.6 part of an antioxidant. The present invention further provides a preparation method of the graft. The preparation method comprises: feeding the materials into a co-rotating twin screw reaction extruder, and post-treating the reaction materials to obtain the grafted product, wherein the material drum of the extruder is divided into three sections, the first section is a melt mixing and dispersing section, the second reaction is a reaction section, and the third section is a metering molding section. According to the present invention, the maleic anhydride is successfully grafted onto the high-performance metallocene linear low-density polyethylene to prepare the high-fluidity metallocene low-density polyethylene resin graft, wherein the melt mass flow rate can achieve more than or equal to 15 g/10 min, the tensile strength can achieve more than or equal to 17 MPa, and the high grafting rate is provided.

The invention discloses an overwater green maintenance method and belongs to the field of overwater green maintenance. The overwater green maintenance method comprises the specific steps of S1, selecting aquatic plants, to be specific, selecting seedlings growing for 1-3 years, having good growth condition and having no diseases as planting seedlings, transplanting the seedlings to culture pots for rooting, and applying fertilizers to the culture pots to ensure rooting effect. Stabilizer cones are connected through connection ropes via an overwater support net and are stably inserted to the bed; the position of the overwater support net is stabilized; when oxygen supply is required, inflating is performed through an air pump while electromagnetic valves on blowing pipes connected to floating inflatable bags are opened, so that air with oxygen is blown to the roots of aquatic plants, and oxygen supply is achieved; expansion of the floating inflatable bags can drive the overwater supportnet to move up, so that the roots of the aquatic plants are exposed, good photosynthetic effect is gained, and the aquatic plants can grow well.

The invention discloses a plastic hook piece rolling mold which comprises a hollow shaft, a plurality of working circular thin pieces, adjusting circular thin pieces and compression nuts, wherein the hollow shaft is composed of an upper shaft head, a lower shaft head, an outer conical cylinder between the upper shaft head and the lower shaft head and an inner conical expansion sleeve sheathed on the outer conical cylinder; the plurality of working circular thin pieces and the adjusting circular thin pieces are sequentially sheathed on the hollow shaft; the compression nuts are arranged at thetwo ends of the hollow shaft and compress the working circular thin pieces and the adjusting circular thin pieces; the compression nuts correspond to the diameters of the outer conical cylinder and the inner conical expansion sleeve; an annular shoulder is arranged at one end of the inner conical expansion sleeve; an axial opening is arranged on the peripheral wall of the inner conical expansion sleeve; and a cooling liner is arranged in the hollow shaft. The inner conical expansion sleeve with the axial opening expands under the extrusion of the compression nuts, thereby eliminating the radial clearances between the inner holes of the working circular thin pieces and the adjusting circular thin pieces and the central shaft, improving the coaxiality and roundness of the rolling mold and enabling the thickness of a plastic hook piece to be more uniform. In addition, through cooling of the cooling liner, the mold stripping effect of the rolling mold is improved.

The invention discloses a making method of a hollow fiber membrane filter element sealing layer with a three-dimensional structure. The sealing layer is formed by casting a bonding material, and opening ends of a plurality of hollow fiber membrane filaments penetrate through the sealing layer from the outer surface of the sealing layer to the inner surface of the sealing layer. The making method is characterized by comprising the following steps: casting the bonding material in a mould to form a planar hollow fiber membrane sealing layer; coiling and jointing one or more planar hollow fiber membrane sealing layers to form a three-dimensional hollow fiber membrane sealing layer. The making method has the advantages of reducing the labor capacity, saving the cost, increasing the efficiency and facilitating the large-scale production.

The invention discloses a production method for a lithium ion current collector copper-nickel alloy foil. The method is characterized by comprising the following steps of: depositing an electrolytic copper foil by a special anode plate; adopting titanium-coated iridium as an electrolytic anode plate; pickling the lithium copper foil to eliminate the influence of copper oxide on the surface of theelectrolytic copper foil; conducting cleaning with RO membrane reverse osmosis water, and conducting cleaning through an atomizing nozzle; mixing analytically pure nickel sulfate and analytically pureboric acid to prepare a pure nickel sulfate solution as an electrolyte; and diluting the solution by RO membrane plasma water. Due to the adoption of the process method, the production method provided by the invention effectively solves phenomenon that the lithium ion current collector is broken during the charging and discharging process; and a nickel layer deposited by the lithium ion current collector has compact and uniform crystal structure, neat distribution, and uniform thickness deviation of less than 0.01 [mu]m; and the lithium ion current collector copper-nickel alloy foil has tensile strength and elongation reaching the use standard of the lithium ion battery, excellent surface weldability, good conductivity, high temperature resistance and excellent corrosion resistance.

The invention discloses a technical method of a novel root resisting copper mold based electrolytic copper foil. The method comprises the following steps: producing a single-surface photoelectrolyticcopper foil through a special anode plate and a titanium roller in an electrolytic cell, wherein the electrolyte contains 150-200g/L of copper, and 90-110g/L of sulfuric acid; heating the electrolyteuntil the temperature reaches 48-55 DEG C; adding 50-80 parts, by mass, of polyethylene glycol with molecular weight of 6000 to the 1000 parts, by volume, of electrolyte per hour; adding 20 parts, bymass, of low molecular peptide with molecular weight of 3000 to 1000 parts, by volume, of electrolyte; adding 20-30ml of 17% hydrochloric acid to the electrolyte; uniformly stirring; and feeding the electrolyte into an anode tank. The novel root resisting electrolytic copper foil is uniform in structures of crystals on two surfaces, and the crystals on the two surfaces are regularly distributed; the thickness uniformity deviation of the novel root resisting electrolytic copper foil is less than 0.27 microns; the surface roughness Ra is 1.5 microns; the tensile strength is 380-450N/mm<2>; and the ductility is beyond 8.0%.

The invention discloses a treating method of automobile engine lubrication oil. The treating method comprises the following steps that firstly, a pleurotus eryngii cultivation material obtained after harvesting is smashed, water is added to carry out oscillation, and supernate is taken; secondly, Tween 80 is added in the supernate and mixed evenly; thirdly, THz waves with the wavelength of 10-120 micrometers and the frequency of 0.5-2.5 THz are adopted for irradiation; fourthly, polymethacrylate is added in the mixture irradiated in the third step and mixed evenly; fifthly, THz waves with the wavelength of 10-120 micrometers and the frequency of 0.5-2.5 THz are adopted for irradiation; sixthly, THz waves are used for irradiating the automobile engine lubrication oil; seventhly, the substance obtained in the fifth step is added into the irradiated automobile engine lubrication oil, and the mixture continues to be irradiated with THz waves. By means of the method, the lubricity of the automobile engine lubrication oil can be improved; meanwhile, the automobile power can be improved, and oil saving and emission reduction can be achieved.

The invention relates to the technical field of power distribution cabinets, and in particular relates to an outgoing line plate arrangement device of a power distribution cabinet. The device comprises a power distribution cabinet. A middle inner cavity of the power distribution cabinet is set as a mounting inner cavity; the outer walls of the left and right sides of the front end face opening ofthe power distribution cabinet are provided with a pair of symmetrical slots; a sealing cover plate is arranged on the upper end face of the power distribution cabinet; and an input jack is formed inthe middle of the rear end face of the power distribution cabinet. The device has the beneficial effects that a cable arrangement inserting plate is additionally arranged; the output position is fixed through the cable arrangement inserting plate, and therefore the purpose of cable arrangement is achieved; cables in the power distribution cabinet are distributed more attractively and tidily, andanalysis and maintenance of a circuit are facilitated; through cooperation of sliding columns with spring extrusion and semicircular clamping blocks, extrusion and fixation of output cables are realized; and through replacement of the models of the clamping blocks, the device is suitable for cables with different thickness specifications, so that the cable arrangement position is further fixed, and falling is avoided.

The invention relates to an application of a chymotrypsin preparation in treating oral ulcer. According to the invention, the preparation comprises 0.1-30 parts by weight of chymotrypsin and 70-99.9 parts by weight of a solid excipient which is selected from carboxyvinyl polymer (Carbopol), hyaluronic acid, poly(aspartic acid), gum Arabic, citric acid, sodium alginate, acrylic resin, magnesium stearate, starch, or a combination thereof. The oral ulcer preparation is a solid or semi-solid preparation. In the preparation, the content of the raw material chymotrypsin is higher than 95.0%. The preparation can be powder or tablets. The invention also provides a preparation method of the preparation. The oral ulcer preparation provided by the invention is advantaged in simple application, good curative effect, and long action duration.

The invention discloses a net piece feeding method for artificial seedling of adhesion-type dual-shell animals. The feeding method comprises the steps of firstly determining the opportunity for feeding the net pieces, calculating the number of the net pieces required by a culturing pond, designing the feeding line number and the line spacing of the culturing pond, hanging and feeding a net by virtue of a net feeder, and finally arranging the net pieces, so as to finish the whole net feeding process, wherein the main body of the net feeder is of a rod-shaped net frame, a plurality of net teeth are arranged on the net frame, and handles are respectively arranged at two ends of the net frame. The feeding method is applicable to multiple adhesion-type dual-shell animals such as bay scallops, chlamys farreri, scapharca broughtonii and the like. The net piece feeding method has the advantages that the line production can be adopted, the operation steps are simple, lots of labor is not required, each operator is detailed in work division and is skilled in operation, so that the large-scale net piece feeding operation has the characteristics of high efficiency and convenience; besides, the adopted net feeder is simple in structure, easy to produce, low in production cost and convenient to generalize in large scale.