139results about How to "Stacked tightly" patented technology

The inventive drinking vessels are prepared by stretch blow-molding a preform and exhibit increased Rigidity as well as elevated, preferably relatively uniform crystallinity. A preferred method of making blow-molded stackable drinking vessels includes expanding a preform both axially and radially to make an intermediate article with a neck, a transition portion and a tumbler portion. The transition portion and neck are severed from the tumbler which is then fortified around its upper aperture which is larger than its base.

The present invention relates to an organic light emission diode device (OLED) structure, especially to a high-efficiency organic light emission diode device of a B-containing compound. The organic light emission diode device structure comprises an anode, a cavity injection/transmission layer, a luminescent layer, an electron injection/transmission layer and a cathode, wherein the luminescent layer comprises main body materials and doped materials; the main body materials are formed by signal materials and are also formed by mixing materials with different structures; and the doped materials are organic compounds containing boron, the energy level difference of the singlet state and the triplet state is not larger than 0.2ev, and the energy level of the singlet state and the energy level of the triplet state of the of the main body materials are both higher than that of the doped materials to prevent energy from passback and avoid reduction of the device luminescence efficiency. The present invention further provides a preparation method of the organic light emission diode device. The preparation method is utilized to obtain the organic light emission diode device which is high in efficiency, long in life and high in purity.

The invention discloses a polystyrene group hierarchical mesoporous carbon material and a preparation method thereof. The method takes linear polystyrene as raw material, anhydrous aluminum chloride as catalyst and anhydrous carbon tetrachloride as solvent and cross linking agent; and after Friedel-Crafts crosslinking reaction, the polystyrene group hierarchical mesoporous carbon material can be obtained by hydrolyzing, washing, drying and charring. The invention not only has simple and environment-friendly preparation technique, but also ensures the obtained carbon material to have unique hierarchical nano structure; primitive carbon colloidal particles contain three-dimensional network micropores, and are stacked in a compact or loose way to respectively form mesopores and large-pores; and nano pore channels at different levels are closely connected with each other.

The invention discloses an automatic bagging machine, and relates to the technical field of packaging machinery. The automatic bagging machine comprises a bag receiving bin mechanism, a bag clamping mechanism, a bag storage, a bag taking mechanism, a bag opening mechanism, a bagging mechanism, a bag shaking mechanism, a bag holding mechanism, a bag opening arranging mechanism, a bag opening guidemechanism and a bag sewing mechanism, wherein the bag shaking mechanism comprise a bag shaking platform which moves up and down in a reciprocating manner and flaps the bottoms of packaging bags sleeving on the bag clamping mechanism, the bag holding mechanism is arranged on one side of the bag shaking mechanism, the bag opening arranging mechanism is used for sorting the bag opening of each packaging bag, and the bag opening of each packaging bag enters the bag sewing mechanism under the guide of the bag opening guide mechanism to be sealed. According to the automatic bagging machine, in the bagging process, bag pouring of the packaging bags can be effectively prevented, the bag opening of each packaging bag is folded into an M shape through the bag opening arranging mechanism when the packaging bag is sealed, so that the opening of the sealing bag forms an end surface, and therefore material loosening of salt bags in the packaging bags cannot be caused in the transportation process.

The invention discloses a buckle piece lamination device of a conical stator punching sheet. The buckle piece lamination device comprises a stator punching sheet lamination device, a leveling device and a buckle piece lamination device, wherein an expansion sleeve, lower external cone tools and a stator punching sheet fixing seat are arranged on the stator punching sheet lamination device and are in clearance fit with one another, a trapezoidal plate is fixedly arranged on the stator punching sheet fixing seat and is arranged vertically, inclined surfaces of two sides of the trapezoidal plate can be inserted into two corresponding inner grooves of each stator punching sheet, the leveling device comprises a flattening tool, an upper internal cone tool sleeves the flattening tool, the flattening tool and the upper internal cone tool can downwards press on the stator punching sheet lamination device under the push of a leveling air cylinder, the buckle piece lamination device comprises a roller capable of transversely moving and a roller air cylinder, the roller transversely mover under the driving of the roller air cylinder, and an upper end and a lower end of a buckle piece are respectively bent and are attached onto an upper surface and a lower surface of a conical stator so that the stator punching sheets forming the conical stator can be fixed together. The buckle piece lamination device has the advantages of good perpendicularity in each stator punching sheet, stack compactness, stator inner groove orderliness and high appearance cylindricality.

This invention provides compositions useful for preparing films of CZTS and its selenium analogues on a coated substrate. This invention also provides processes for preparing films and coated substrates comprising CZTS/Se microparticles embedded in an inorganic matrix. This invention also provides processes for preparing photovoltaic cells comprising films of CZTS and its selenium analogues.

The invention discloses a method for bagging of materials, and relates to the technical field of material bagging. The method includes the steps of a receiving step, a blanking step, a bagging step, abag taking step, a bag opening step, a bag sleeving step, a bag shaking step, a bag holding translation step, a bag opening finishing step and a bag opening sewing step. According to the method for the bagging of the materials, in the process of the materials being packed into a packing bag, the bottom of the packing bag is continuously flapped, at the same time, bag shaking is carried out on thepacking bag to make the materials in the packing bag more compact; and the bag opening of the packing bag is folded and arranged after the packing is completed to make the bag opening form an end face, so that stacked salt packets are not prone to disperse materials in the transportation process.

The invention relates to a device for automatically winding a wound laminated battery. The device comprises a tension mechanism, a feeding mechanism, a sucking cutting mechanism, a turnover mechanism, a pressurizing mechanism, a jacking mechanism and a conveying mechanism, wherein the tension mechanism is used for keeping certain tension for a material strap; the feeding mechanism is used for clamping the material strap or a wingding core and used for achieving intermittent feeding; the sucking cutting mechanism is sued for sucking the material strap and cutting the material strap after winding is competed so as to dissociate the material strap from the winding core; the turnover mechanism is used for turning over the material strap or the winding core; the pressurizing mechanism is used for pressurizing the surface of the winding core so as to tightly overlapping single electrode components; the jacking mechanism is used for jacking out the winding core from a working station after winding is completed; the conveying mechanism is used for conveying the jacked winding core. By adopting the device, intermittent feeding and automatic turnover of the material strap are achieved, the tension of diaphragms inside the winding core is uniform, moreover the surface of the winding core can be pressurized once when winding is performed each time, the single electrode components can be overlapped relatively tightly, good performance can be achieved even after long-time use, and the production efficiency can be greatly improved.

The invention relates to a method for preparing a two-dimensional montmorillonite/cellulose composite filtration membrane. The method comprises the following steps: (1) preparing a two-dimensional montmorillonite solution; (2) loading the two-dimensional montmorillonite solution onto a micro-porous cellulose filter membrane in a filtration manner; and (3) drying the two-dimensional montmorillonite-suported micro-porous cellulose filter membrane to obtain a two-dimensional montmorillonite/cellulose composite filter membrane, and closely stacking the two-dimensional montmorillonite on the surface of the micro-porous cellulose filter membrane to form a negatively-charged surface having a certain thickness. Compared with filter membranes in the prior art, the two-dimensional montmorillonite/cellulose composite filter membrane can effectively remove heavy metal ions and cationic dye pollutants in water. The preparation method has the advantages of simplicity, easiness in implementation, good repeatability and low product price, and the obtained two-dimensional montmorillonite/cellulose composite filter membrane can be used for removing heavy metal ions, cationic dyes and other pollutants in water.

The invention discloses a quick storing and taking device for screw drive close piling pore plates of a culture medium split-charging instrument and belongs to the technical field of culture medium split-charging devices. The quick storing and taking device comprises a base, a driver, a pore plate box, a drive shaft, a driven shaft, a first transmission mechanism, a second transmission mechanism, a third transmission mechanism, a fourth transmission mechanism, a drive screw and a driven screw. The driver, the transmission mechanisms, a gear mechanism, a double-screw mechanism and the like are adopted in the device to comprehensively achieve the functions of storing and taking the pore plates. The device drives a main screw and a driven screw to act synergistically through a first gear, a second gear, a drive wheel, a driven wheel and a driving part through the driver, and therefore storing and taking of the pore plates of the bottom layer can be achieved and the pore plate box is used for storing the pore plates. The quick storing and taking device is used in the culture medium split-charging instrument, compatibility is good, and the pore plates with different specifications can be operated; the mechanical structure is simple, and the requirements for machining precision and installing precision are low; only one driver is needed, and therefore a control system is simple; the pore plates are closely piled in the pore plate box, and therefore the space utilization rate is high.

The invention relates to a package for flowable goods, in particular liquid, viscous and/or granular comestibles, such as baby food, pudding, sauce, oatmeal or the like. The package comprises a shallow tray and a cover which in closed condition slants towards a bottom wall of the tray thereby providing the package with a substantially wedge-shaped appearance. The package furthermore comprises two support faces to stand on alternately. A first support face is located at the bottom wall of the tray and a second support face is located at a bottom-surrounding wall of the tray, at the higher end of the wedge. During use, the package can be positioned on its second support face for presentation purposes, on its first support face for consumption purposes. During transport, pairs of packages may placed with their slanting covers against each other, in opposite lengthwise direction so that a high end of a wedge-shaped first package borders a low end of a wedge-shaped second package.

The invention discloses a preparation method of a corrosion-resistant and wear-resistant molybdenum-based amorphous coating for a boiler tube bundle. The method comprises the following steps: firstly, preparing molybdenum-based amorphous alloy powder by adopting an aerosol method, wherein the molybdenum-based amorphous alloy powder is formed by mixing the following raw materials in percentage by mass: 7.0-11.0% of Fe, 11.0-20.0% of Cr, 1.0-10.0% of Ni, 6.0-9.0% of Si, 0.5-2.0% of Al, 2.6-8.0% of C, 0.5-5.5% of W, 0-2% of Y and the balance of Mo and unavoidable impurities; secondly, preparing and obtaining the corrosion-resistant and wear-resistant molybdenum-based amorphous coating on the surface of the boiler tube bundle by adopting a plasma spraying technology. The molybdenum-based amorphous coating prepared by the invention has excellent corrosion resistance, wear resistance and high-temperature stability, and can protect the heat erosion surface of the boiler tube bundle better in an environment with the combined effect of heat corrosion and erosion, so that the service life of the boiler tube bundle is effectively prolonged.

The invention relates to a high-filling flexible boron nitride composite film material, a high-filling flexible boron nitride copper-clad laminate and preparation methods of the high-filling flexibleboron nitride composite film material and high-filling flexible boron nitride copper-clad laminate. The high-filling flexible boron nitride composite film material is composed of the following components: in percent by mass, 80-87% of dihydromyricetin-modified hexagonal boron nitride and 13-20% of acrylate copolymer resin. The film material obtained through combination of the dihydromyricetin-modified hexagonal boron nitride and the specific acrylate copolymer resin has excellent flexibility and strength, and has broad application prospects in the fields of electronic circuit board additive manufacture and electronic packaging; horizontal arrangement and orientation of boron nitride sheets are promoted through adoption of a layer-by-layer film-coating mode for preparation of the film material, close stacking of layers can be achieved, and an effective heat conduction path is constructed; and the high-filling flexible boron nitride copper clad laminate which is prepared from the film material has excellent thermal conductivity, good flexibility, can be bent to 20-30 degrees, and can be curled.

The invention relates to a stannic oxide/carbonized aerogel core-shell structure composite sulfur electrode material, and a preparation method and application thereof, and belongs to the technical field of lithium-sulfur battery electrode materials. In order to improve the conductivity of a sulfur electrode and solve the poor cycle stability of a lithium-sulfur battery, the electrode material provided by the invention has a shell layer made of stannic oxide and a core layer made of carbonized aerogel microspheres. The monomer sulfur is uniformly dispersed in the carbonized aerogel microsphere,and the mass of sulfur accounts for 60-80% of the total mass of the core-shell structure composite sulfur electrode material. The method improves the conductivity of the sulfur electrode and inhibitsthe volume expansion of sulfur in a reaction process. The stannic oxide shell layer limits the sulfur in the carbonized aerogel core layer to inhibit the leakage of the sulfur, so that the compositesulfur electrode material can maintain good cycle stability during a charge-discharge process. The stannic oxide/carbonized aerogel core-shell structure composite sulfur electrode material provided bythe invention, when applied to the lithium-sulfur battery, can improve the service life and the capacity retention rate of the battery.

The invention discloses a fabrication method of a power generation assembly for evaporative power generation. The assembly for evaporative power generation comprises a carrying sheet, a first electrode, a second electrode and a carbon material layer. The fabrication method comprises the following steps of firstly, fabricating two electrodes parallel to each other on a surface of an electrical insulation carrying sheet by a conductive material; secondly, connecting paste containing a carbon material between the first electrode and the second electrode in an overlap joint way by a printing mode; and finally, annealing the printed paste layer, and forming the carbon material layer between the two electrodes. According to the fabrication method provided by the invention, the carbon material layer is fabricated by paste printing and annealing, and the material and the fabrication method of the paste are improved; and in the power generation assembly obtained according to the fabrication method, the interaction effect among carbon particles is higher, the carbon material layer is more firm, the power generation assembly can stably work for an ultra-long time, and the problem of poor stability of an evaporative power generation device caused by easiness in damage of the carbon material layer in an existing evaporative power generation assembly is solved.

The invention relates to a thermally insulated transport box and an arrangement in a thermally insulated transport box, wherein the box comprises a cover and a box body. The box body side walls, end walls, an opening and a bottom wall. The inner surfaces of the side walls comprise half columns projecting from the side wall, wherein the inner surfaces of the end walls further comprise half columns projecting from the end wall, and the half columns run vertically along the side walls and along the end walls. The box further comprises at least one partition wall comprising notches in its opposing edges, and as the partition wall is positioned to cover at least part of the opening the partition wall is supported by the half columns.