52results about How to "Continuous uninterrupted operation" patented technology

The invention relates to military ground cloth, in particular to waterproof anti-aging military ground cloth coated with PVC (polyvinyl chloride) at two sides and a preparation method thereof. The waterproof anti-aging military ground cloth coated with PVC at two sides comprises a base cloth layer, wherein PVC coatings are arranged at two side surfaces of the base cloth layer; the PVC coating layer is mainly prepared from the following raw materials in parts by weight: 68 to 84 parts of PVC paste resin, 30 to 40 parts of plasticizers DINP, 6 to 10 parts of calcium carbonate, 2 to 8 parts of chlorinated paraffin, 1 to 6 parts of stabilizing agents, 12 to 18 parts of fire retardants, 4 to 10 parts of bonding agents, 20 to 25 parts of compound additives and 0.1 to 0.5 parts of anti-UV adsorbents. The product of the military ground cloth has the advantages that the anti-aging performance is better; the adhesion fastness is better; after paint coating, the military ground cloth can still maintain good mechanical property, so that the military ground cloth has a longer service life.

The embodiment of the invention discloses an impurity removal and treatment method in a lithium battery scrapped positive electrode material recovery process. The method comprises the following steps:at a first temperature higher than room temperature and a fixed first pH value, controlling the flow flows of a lithium battery scrapped positive electrode material leaching solution and a first alkaline solution to precipitate and remove iron ions, aluminum ions and at least part of copper ions to obtain a first filtrate; controlling the flow rates of the first filtrate, a complexing agent and asecond alkaline solution at a second temperature higher than room temperature and a fixed first pH range to separate out a second filtrate containing lithium ions to obtain a target substance precipitate; dissolving the target substance precipitate to obtain a first solution; and controlling the flow rates of the first solution and a fluorine-containing precipitant to precipitate and remove calcium ions, magnesium ions and at least part of lead ions at a third temperature higher than room temperature and a fixed fluorine ion concentration to obtain a target solution. According to the method,the precipitate with large particle size, high crystallinity and low water content can be obtained, washing is convenient, and the recovery rate of the lithium battery scrapped positive electrode material nickel-cobalt-manganese is increased.

The invention relates to a red jujube pick-up machine which comprises a machine frame, wherein a direction wheel and operating handles are arranged at the front end of the machine frame; travelling wheels driven by a motor is arranged at the rear bottom end of the machine frame; a travelling control button is arranged on one operating handle; a storage battery for supplying power to the travelling wheel motor is arranged on the machine frame; a bracket for placing of collecting baskets is arranged at the lower part of the machine frame; a red jujube suction container is arranged above the machine frame, and divided into a front cavity, a middle cavity and a rear cavity; the caliber of the front cavity is relatively small, the front cavity is inclined backwards and upwards, and a red jujube suction pipe connecting part is arranged in the front cavity; the caliber of the middle cavity is relatively large, a red jujube dropping cavity is arranged at the lower part of the middle cavity, an inclined red jujube dropping hole is formed in the red jujube dropping cavity, a weigh balancing door is arranged in the red jujube dropping hole, and the distance between the red jujube dropping hole and the bracket is greater than the height of each collecting basket; the rear cavity is inclined backwards and upwards, and connected with a suction fan through an air duct; the suction fan is driven by an engine. Through adoption of the red jujube pick-up machine, stable negative pressure can be kept, and thus continuous suction force is formed to pick up red jujubes.

The invention discloses a continuous gas-liquid separation device used for an immersion type photoetching machine under a negative-pressure environment. The continuous gas-liquid separation device comprises a gas-liquid separation and storage containing cavity containing a liquid level detection element, a vacuum loop and a water discharging loop, wherein a gas-liquid mixture in the vacuum loop is connected with an inlet in the upper part of the gas-liquid separation and storage containing cavity; the inlet of a vacuum pressure transmitter is connected with an outlet in the upper part of the gas-liquid separation and storage containing cavity; the outlet of the vacuum pressure transmitter is connected with a gas recycling point through a vacuum proportional valve, a switching valve, a vacuum pump and a gas-liquid separator sequentially; the vacuum pressure transmitter and the vacuum proportional valve are electrically connected with a controller; the outlet in the bottom of the gas-liquid separation and storage containing cavity in the water discharging loop is divided into two paths, one path is connected with the inlet of a self suction pump through a flow adjusting valve and the other path is connected with the inlet of an unloading valve; the outlet of the self suction pump and the outlet of the unloading valve are connected with a liquid outlet point. According to the continuous gas-liquid separation device, the separation of a gas phase and a liquid phase can be continuously carried out; the separation of the gas phase and the liquid phase under the negative-pressure environment can be realized.

The invention relates to a machining device for rolling impregnation of wood and bamboo materials. The machining device comprises an impregnation roller set, a cleaning roller set and an impregnation tank; the impregnation tank is positioned below the impregnation roller set; the cleaning roller set is positioned on the right side of the impregnation roller set; a water extrusion roller set is additionally arranged on the left side of the impregnation roller set; one or more first guide rollers are arranged between the water extrusion roller set and the impregnation roller set; one or more second guide rollers are arranged between the impregnation roller set and the cleaning roller set; a modifying agent recovery device is arranged below the cleaning roller set; a heating device is arranged at the bottom of the impregnation tank; a temperature meter is arranged at the upper part of the impregnation tank; and a modifying agent storage tank is arranged on the left side of the impregnation tank. The machining device for rolling impregnation of the wood and bamboo materials has the following beneficial effects: the device can obtain the wood and bamboo materials uniformly impregnated by a modifying agent and with clean surfaces, can realize the assembly operation, and improves the working efficiency; and the assembly operation can reduce damage of the materials in the loading and unloading process.

The invention provides a continuous electrolytic cell for potassium ferrate. The continuous electrolytic cell for potassium ferrate comprises an electrolytic cell body and an electrolytic electrode. The lower end of the electrolytic cell body communicates with a silt collecting chamber which is connected with a silt bin through a valve; the high position of the silt bin communicates with the electrolytic cell body through a backflow pipe; backflow power is supplied to the backflow pipe by a circulating pump; the electrolytic cell body comprises an anode chamber, a cathode chamber, a diaphragm assembly and a temperature control device; a stirrer is vertically mounted in the anode chamber; an electric brush, helical blades and iron electrodes are sequentially arranged on a stirring shaft of the stirrer; a potassium ferrate discharge opening is formed in the upper side portion of the anode chamber; the helical blades are arranged corresponding to the potassium ferrate discharge opening; the electric brush is connected with the positive pole of a direct current power source; and the negative pole of the direct current power source is connected with a graphite electrode in the cathode chamber. The continuous electrolytic cell for potassium ferrate has the advantages of being scientific in design, capable of enabling electrolyte to be recycled and automatically collecting potassium ferrate coarse materials, capable of achieving continuous uninterrupted production and high in electrolytic efficiency.

The invention discloses an automatic gas-liquid separation device and method for a chlorine dioxide generator under a high negative pressure environment. The device comprises a shell, an automatic gas-liquid separation system and a residual liquid exhaust system, wherein the automatic gas-liquid separation system comprises a gas-liquid mixture inlet, an internal insertion pipe, a gas outlet, a separation box, a liquid collection box, a floater, a linkage rod, a sealing cone and a liquid outlet pipe, and the residual exhaust system comprises a residual liquid valve, a check valve, a water jet and a power water valve; the gas-liquid mixture of chlorine dioxide generated by the generator, chlorine and a reaction liquid enters the separation tank through the mixture inlet and the internal insertion pipe; chlorine dioxide and chlorine are output through the gas outlet; the reaction liquid enters the liquid collection tank; the liquid level gradually rises; the floater floats to drive the sealing cone to leave the opening of the liquid outlet pipe; a solution enters the liquid outlet pipe and is discharged by virtue of negative pressure. According to the automatic gas-liquid separation device, gas-liquid separation can be automatically carried out so as to achieve the gas-liquid separation under high negative pressure environment; meanwhile, the difficulty that chlorine dioxide is limited by acidity when applied to the fields of bleaching and the like is solved.

The invention belongs to the field of environment protection, and relates to a soil remediation technology and device, in particular to a harmless remediation treatment technology and device of electrolytic aluminum waste slag and contaminated soil of the electrolytic aluminum waste slag. According to a harmless treatment method of the electrolytic aluminum waste slag and the contaminated soil of the electrolytic aluminum waste slag, cyanide, soluble fluoride and other harmful substances can be removed simply, economically and efficiently, and green harmless treatment of the electrolytic aluminum waste slag and contamination therefore is achieved. According to the harmless treatment device of the electrolytic aluminum waste slag and the contaminated soil of the electrolytic aluminum waste slag, a rotary stirring tank is used as a stirring system for the first time to carry out harmless treatment of the electrolytic aluminum waste slag and the contaminated soil thereof, the walking speed of materials is adjusted by adjusting the tilt angle of the rotary stirring tank, and therefore the mixing effect is adjusted, the design length of the rotary stirring tank is reduced, the device is simple, and the equipment manufacturing cost is greatly reduced.

The invention relates to a two-stage gas-liquid separation and recovery device for an immersion type lithography machine. The device comprises a gas-liquid separator, a gas-liquid separation tank, a liquid flow controller, a two-phase flow loop before gas-liquid separation, an exhaust loop after gas-liquid separation, and a drainage loop after gas-liquid separation. The gas-liquid separator is connected with the two-phase flow loop before gas-liquid separation and an upper inlet of the gas-liquid separation tank; the gas-liquid separation tank is connected with the exhaust loop after gas-liquid separation and an inlet of the liquid flow controller; the liquid flow controller and the gas-liquid separator are connected with the drainage loop after gas-liquid separation. By means of the device, continuous separation process of a gaseous phase and a liquid phase can be achieved under the action of negative-pressure suction, and the separation and recovery efficiency and effects are obviously improved compared with those of solutions in the prior art. Meanwhile, interference on negative pressure of a system is avoided, and gas and liquid in the system can be discharged in time under a fault condition to achieve timely decompression.

The invention relates to a device for collecting vapor in flue gas. The device comprises a heat exchange unit and a vapor collecting unit, an air channel is arranged on the upper portion of the heat exchange unit, a flue gas channel is arranged on the lower portion of the heat exchange unit, the heat exchange unit is connected with the vapor collecting unit through the flue gas channel, the bottom of the flue gas channel is provided with a plurality of drain pipes, and the vapor collecting unit comprises a plurality of cold water sprayers and a vapor collector. Air exchanges heat with the flue gas through the heat exchange unit, part of the vapor in the flue gas is condensed, the flue gas flows to the vapor collecting unit and is further cooled, the vapor in the flue gas is further collected, and the low-temperature flue gas is discharged. Compared with the prior art, the device is simple, low in cost, capable of continuously running, good in flue gas recovery effect and high in universality, running cost can be greatly reduced, economical efficiency is improved, the emission problem of the vapor is effectively solved, and environmental protection level can be improved.

The invention provides a production system of a polycrystalline solar cell, and aims at solving the technical problems that an existing production system is too simple in structure, texturing, diffusion, coating and sintering cannot be continuously carried out, the production speed is low and the like. The production system of the polycrystalline solar cell comprises a mounting frame, wherein the mounting frame is sequentially provided with a texturing device, a diffusion device, a coating device and a sintering device. The production system has the advantage of high production efficiency.

The invention discloses a shaft seal structure of a low temperature pump and a sealing gas control system of a shaft seal. The shaft seal structure of the low temperature pump comprises a sealing seat, wherein a labyrinth sleeve and a first sealing liner are arranged between the sealing seat and a pump shaft, the first sealing liner is positioned outside the labyrinth sleeve and is embedded in a shaft hole of the sealing seat, and a labyrinth type sealing pair is formed in a way that a comb-tooth structure arranged on the labyrinth sleeve is matched with a sealing groove, which runs out of the first sealing liner, on the first sealing liner due to mutual rotational running of the comb-tooth structure and the first sealing liner; the outer end of the sealing seat is provided with a shaft sleeve type check ring with a second sealing liner; the sealing seat is respectively provided with three air source connectors which are communicated with the labyrinth type sealing pair. According to the shaft seal structure disclosed by the invention, the low temperature pump can be used in a process technology which is capable of meeting continuous running and does not affect the medium purity, and the reliable running of the low temperature pump cannot be affected by the pressure fluctuation at an inlet of the low temperature pump.

The multiple energy power machine with combined horizontal shaft consists of heat accumulating pond, upright, horizontal shaft, rotating wheel and generator. The upright is installed inside the heat accumulating pond and has horizontal shaft installed on its top, at least one rotating wheel is installed operate horizontal shaft and has its lower part soaked inside the heat accumulating pond, the generator is installed on the horizontal shaft. The rotating shaft consists of rotating wheel stand on the horizontal shaft, closed heat pipes and vanes on the rotating wheel stand. The power machine of the present invention has simultaneous utilization of multiple kinds of energy sources for continuous running in low cost and high efficiency.

The invention provides a production method of a vacuum insulated panel, which comprises the following steps of: 1) manufacturing a lower film of the vacuum insulated panel: pressing a barrier film through a mold so as to form an accommodating cavity which is concave downwards along the thickness direction on the surface of the barrier film; (2) the filling core material is placed in the containing cavity, a rolled film serves as an upper film and is conveyed to an external two-edge sealing device, and two edges of the lower film and the upper film are subjected to hot-pressing sealing; openings for vacuum pumping are formed in the other two edges of the upper film and the other two edges of the lower film. And (3) air is pumped out through the opening under the vacuum condition, the inner vacuum state of the filling core material is kept, and the opening is subjected to hot-pressing sealing. The invention further provides a production device of the vacuum insulated panel, and the production device is used for achieving the production method.