64results about How to "Large stock" patented technology

The invention discloses a method for preparing a fiber wallboard through a wet process. The method comprises the following steps: 1) pulping: mixing non-wood type natural plant fiber pulp with gramineous plant pulp according to a dry weight ratio of 1:0-1.5 and adding water into the raw materials to dilute the pulp; 2) storing the pulp: placing the obtained mixture pulp into a pulp storage pond and adding water for dilution; 3) carrying out suction filter and formation: inputting the pulp obtained from the previous step into a die cavity for cold-pressing, dehydration and formation so as to obtain a wet blank; and 4) carrying out hot-pressing formation and drying; transferring the wet blank into a hot-pressing mould for hot pressing, removing water generated during the hot pressing, and obtaining the fiber wallboard. The fiber wallboard obtained by using the method has the characteristics of environment-friendliness and high strength.

The present invention relates to methane production apparatus field. The object of the present invention is to overcome the deficiency of existing technology and provides a reasonably designed, highly safe methane pool capable of removing crust of methane fluid and automatically discharging dregs and its usage method. The methane pool comprises ferment pool, feeding pool and output pool etc. The feeding pool is communicated with ferment pool through feeding tube and output tube. The feeding pool is not lower than output pool. The output pool bottom is in same level or slightly lower than ferment pool top whose feeding tube port is higher than that of output pipe. The ferment pool top is installed with gas exhaust port. The character of the present invention : (A+B+C)*1.08=V=(A+B+C)*0.92 . V represents the volume of ferment pool feeding tube port top to ferment pool top inside, A represents the volume of feeding pool, B represent the volume of output pool, C represents the feeding tube volume from ferment pool top to feeding pool bottom.

This invention discloses a wet process of fabrication of fiber wall panel, which includes the following steps: 1) slurry making: mix nontimber type natural plant fiber slurry with grass family slurry according to 1:0˜1.5 dry weight ratio, and add water to dilute this slurry; 2) slurry storage: pour the mixed slurry into slurry storage tank and add water for dilution; 3) suction straining and forming: pour slurry into mold cavity for cold pressing, dewatering, and forming, to yield wet blanks; 4) hot pressing, forming, and drying: move the wet blanks to the hot pressing mold for hot pressing and remove moisture generated during hot pressing, to yield fiber wall panel. Fiber wall panel made by this process features environment friendliness and high strength.

The invention relates to a method used for producing stone-like ceramic tiles from rare-earth tailing. The method comprises conventional steps of powder preparing, pelleting, green brick pressing, drying, and kilning; a special slurry used for powder preparing comprises, by weight, 50 to 60% of rare-earth tailing, 20 to 25% of mud, 15 to 25% of low temperature sand, and 2 to 5% of aedelforsite, and in addition, 2 to 5% of bauxite, 0.2 to 0.3% of sodium silicate, 0.15 to 0.25% of a water reducing agent, and 0.05 to 0.1% of sodium tripolyphosphate are added; an obtained material is subjected to water ball milling at a ratio of ball milling stone: the material: water of 2:1:0.5. According to the method, a large amount of waste rare-earth tailing which are capable of polluting the environment and possesses excellent color development effect is used for producing stone-like large-particle ceramic tiles with abundant and unique effects; high quality is achieved, cost is low, and benefit is high; and the method is capable of reducing cost and optimizing the environment.

The invention relates to the technical field of book-selling machines and discloses an automatic book-selling machine. The automatic book-selling machine comprises a book-selling machine shell, a cylindrical overall structure is arranged in the book-selling machine shell and is divided into a plurality of layers book-storing mechanisms, and the book-storing mechanism of each layer is fixedly connected with the spindle through customized clamps; an overall internal motor is connectively meshed with a bevel gear on the spindle through a reducer via a bevel gear; the book-storing mechanism of each layer is provided with a book-discharging mechanism and is located behind a book groove capable of pushing out books through a book-discharging door plate, the book-discharging door plate is arranged on an upright on the front side, and a bearing platform on the lower portion is fixedly connected with a base. By the arrangement, utilization of space is increased, large stock is achieved, and storage of multiple kinds of books can be realized; the automatic book-selling machine is simple in structure and low in cost; people living in areas without libraries or far away from large-scale libraries can have books to read in the neighborhood and convenience in reading is achieved.

The invention relates to a coating filtering device with alarm function. A cylindrical shell with an inner ring welded at the lower part of the inner wall is in threaded connection with a groove-shaped end cover, a filter screen support with a filter screen is welded on an underpan of the end cover, the filter screen is tightly compressed at the lower part of the inner ring of the shell by a circular elastomer mounted between the shell and the end cover, and a pressure sensor connected with an external alarm is mounted on the shell. The height of the shell and the diameter size of a cylinder are changed to adjust an effective filter area and suit the requirements for the production of coating steel plates; the internally arranged filter screen has a large surface area so that the upper part can still filter coatings even if impurities are piled at sides; and the pressure sensor drives the alarm to act when pressure increases so as to solve the problem in time, avoid a coating flying phenomenon because of the crack of the filter screen, overcome a flooding phenomenon generated in lacquer trays in the production process of the coating steel plates and improve the surface quality of coating plates.

The invention relates to a reaction device and method for producing aluminum oxide, and particularly relates to a reaction device and method for producing aluminum oxide by taking pulverized fuel ash as a raw material. The reaction device comprises an ammonium sulfate pre-mixing measuring tank, a pulverized fuel ash storing-measuring bin, a combined spiral reactor, a material receiving tank and a gas collecting pipe, wherein the ammonium sulfate pre-mixing measuring tank and the pulverized fuel ash storing-measuring bin are arranged above the combined spiral reactor and are connected with an upmost inlet in the combined spiral reactor through connecting pipes at the bottom parts of the ammonium sulfate pre-mixing measuring tank and the pulverized fuel ash storing-measuring bin; and the material receiving tank is arranged below the combined spiral reactor and is connected with a lowest outlet in the combined spiral reactor through a connecting pipe at the top part of the material receiving tank. By the device and the method, the problems related to large-scaled production are solved; the device and the method have the characteristics of continuous production, high capacity of single-set device, reaction stability, high utilization rate or conversion rate of the raw material, and the like; the combined spiral reactor has the advantages of long service life, low production cost and the like; and the device and the method have a broad market prospect.

The invention discloses a CNC machine tool plug-in tool magazine device. The CNC machine tool plug-in tool magazine device comprises an installing seat, a cutting tool storing module and a tool switching mechanism. The installing seat is arranged on the CNC machine tool, the cutting tool storing module comprises a tool rotating table, the tool rotating table is provided with a plurality of tool claws used for clamping a tool handle, a slope is arranged on the installing seat, the cutting tool storing module is arranged on the slope, a plurality of spare cutting tools can be arranged on the cutting storing module, a set of empty tool claw is reserved, the tool switching mechanism can be used to switch the cutting tools in a self-preparation magazine tool of the CNC machine tool into the empty tool on the cutting tool storing module, the urgent and spare cutting tools can be used to switch the cutting tool from the cutting tool switching module to the self-preparation magazine tool of the CNC machine tool for the CNC machine tool to use, the storing amount of the CNC machine tool is increased, the processing efficiency of a complex workpiece is improved, the slope surface of the toolstoring module faces the self-preparation magazine tool of the CNC machine tool, thus the taking and putting of the cutting tool are more convenient, and the CNC machine tool plug-in tool magazine device is used in the field of machine tool structures.

The invention provides a multifunctional firewood gasifier. The multifunctional firewood gasifier comprises a furnace body, an air blower, a smoke pipe and a water tank, wherein the air blower is arranged at the lower side of the furnace body and is communicated with the bottom part of the furnace body; the smoke pipe is arranged at the upper side of the furnace body; the lower end of the water tank is fixedly arranged at the upper side of the furnace body, and the water tank is arranged at the outer side of the smoke pipe in a covering way. According to the multifunctional firewood gasifier provided by the invention, through adding the air blower, the storage capacity of fresh air in the furnace body is increased, the combustion rate of firewood is increased, smoke which is generated by the firewood can enter the smoke pipe, secondary combustion can be carried out on the smoke in the smoke pipe, the heating rate of the firewood is increased, and discharged exhaust gas can be reduced; through adding the water tank at the outer side of the smoke pipe, heat generated through smoke combustion can be fully utilized; a salted meat roasting chamber is arranged on the smoke pipe, so that the roasting speed of preserved meat can be quickened, the roasting quality of the preserved meat can also be ensured, the utilization rate of the firewood can be effectively increased, and the environment can be protected.

The invention relates to a heavy metal ion adsorbent and an application thereof. A preparation method of the heavy metal ion adsorbent comprises the following steps: taking main stem tobacco stalk as a raw material, and performing the steps of specific surface area increasing, immersion by a mixed solvent of low molecular alcohol and aqueous alkali, and solid-liquid separating in order to obtain the heavy metal ion adsorbent. The heavy metal ion adsorbent takes the main stem tobacco stalk as the raw material, and is obtained by the steps of specific surface area increasing as well as immersion by the mixed solvent of low molecular alcohol and aqueous alkali for modification; the tobacco stalk and the tobacco leaf are homologous, the composition of the tobacco stalk and that of the tobacco leaf are basically same, a non-tobacco component cannot be introduced into a tobacco extract, the tobacco stalk has a lot of the metal ion latent adsorption sites, so that the tobacco stalk can create conditions for heavy metal ions adsorption through modification, and the adsorption test proves that the adsorbent has good absorbing effect for heavy metal ions in the tobacco extract.

The invention discloses an ice fog spraying device with an anti-freezing function, and belongs to the technical field of helicopter combined tests. The device comprises an air source system, a water supply system, a nozzle and a purging pipeline; the air source system includes an air source, an air supply adjusting valve and an air supply pipeline; the water source system includes a water source, a water supply adjusting valve and a water supply pipeline; the air source and the air supply adjusting valve are connected with the nozzle through the air supply pipeline; the water source and the water supply adjusting valve are connected with the nozzle through the water supply pipeline; one end of the purging pipeline is connected to the back end of the air supply adjusting valve, and the other end is connected to the back end of the water supply adjusting valve; the purging pipeline is provided with a manual purging stop valve and a one-way stop valve from an intake end in sequence; a redundant water discharge pipeline is arranged in the lowest place of the water supply pipeline, and is positioned at the back end of the water supply adjusting valve; and a redundant water discharge stop valve is arranged on the redundant water discharge pipeline. The device effectively removes redundant water in the water supply pipeline through simple modification, and reliably realizes anti-freezing of outdoor water supply pipeline.

The invention aims to provide a vending machine. The vending machine is mainly composed of a transmission device, a plurality of box bodies, a discharging port, a control device and the like, whereinthe transmission device is arranged at the bottom in a shell and used for making contact with and conveying the box bodies, the box bodies are sequentially arranged above the transmission device in afolded and stacked mode, the discharging port is formed in the shell, and the control device is electrically connected with the transmission device and used for controlling conveying of the transmission device. The transmission device is used for making contact with the box body located at the bottom of the shell and conveying the box body. The discharging port is used for outputting the box bodywhen the transmission device conveys the box body towards the side where the discharging port is located. Compared with the prior art, the vending machine has the advantages that the box bodies can besold, the occupied size is small, and the storage quantity of the box bodies is large.

The invention provides an oil storage tank cleaning system. The system comprises a guide rail rack (2), a sidewall cleaning device (3) and a bottom surface cleaning device (4), wherein the guide rail rack (2) is mounted to an opening in the top part of an oil storage tank; the sidewall cleaning device (3) is mounted to the guide rail rack (2) and can move relative to the guide rail rack (2); the bottom surface cleaning device (4) comprises a control unit (41) which is positioned in a center area of the bottom surface of the oil storage tank, and a cleaning unit (42) which is connected to the control unit (41) and used for cleaning the bottom surface of the oil storage tank. With the adoption of the system, the oil storage tank can be regularly cleaned without artificial interference. The invention also provides an oil storage tank cleaning method utilizing the abovementioned oil storage tank cleaning system.

The invention provides a sunflower harvester which comprises a sunflower-row cutting part, a transferring part, a threshing part and a screening storage part, wherein sunflower stalks are cut off by a serrated knife to obtain sunflower heads; the sunflower heads are transferred to the threshing part from the transferring part for threshing; the sunflower heads are rubbed and pressed by rotating an inner cylinder; the threshed grains are screened by a dual-layer vibrating screen and are centralized and elevated to a grain storage bin in a spiral conveying manner. The sunflower harvester has the benefits that only the sunflower heads are cut; the stalks on the sunflower heads are extremely short and convenience is brought to subsequent threshing and screening; the grains and the heads are thoroughly separated; the sunflower heads are great in broken piece; the grains and the heads are easily separated; sunflower seeds are prevented from being broken; when the sunflower harvester and the sunflower reaper are combined, the sunflower seeds with fewer impurities can be directly obtained from the field; the threshing, screening and storing for a stock bin can be realized; the stock bin is great in size and high in capacity, so non-stop harvesting for a longer time can be realized.

The present invention provided a novel vacuum cleaner adopting a merit of a paper bag type vacuum cleaner excluding a point of economical efficiency and a merit of a cyclone type vacuum cleaner. This vacuum cleaner is provided with a motor chamber 3 incorporating an electric blower 2 and having a suction port 3a in its front, a paper bag 4 disposed in front of the motor chamber 3 and having a suction port 4a in its front, a dust collecting chamber 5 having a suction hose connecting port 9 in its front and capable of incorporating the paper bag 4 with the suction port of the paper bag communicated with the suction hose connecting port 9, and a rotational flow generating mechanism rotationally turning air including dust sucked in the paper bag 4 in the paper bag 4 and centrifugally separating the dust.

The invention discloses geopolymer pervious concrete and a preparation method thereof. The preparation method comprises the following steps: uniformly stirring copper smelting slag, metakaolin, an exciting agent, water and aggregate according to a certain mixing ratio, injecting the formed mixture into a mold for curing and molding, and preserving moisture at 30 DEG C for 28 days so as to prepare the high-performance environment-friendly geopolymer pervious concrete. The obtained pervious concrete material has very high breaking strength and compressive strength.