8results about How to "Guaranteed purification efficiency" patented technology

This utility model discloses a high-cleanliness dust removal device, belonging to the field of air purification. The dust removal device includes: a dust removal assembly; an air inlet and an air outlet are provided on the dust removal bucket; an air inlet baffle is installed inside the dust removal bucket, located between the air inlet and the air outlet; the upper side of the air inlet baffle is connected to the inner wall, and the lower side is open; a gap exists between the air inlet baffle and the inner wall of the dust removal bucket, and an air inlet is provided on the outer wall of the dust removal bucket corresponding to the gap; air enters the gap through the air inlet and contacts the air inlet baffle; a filter element is simultaneously connected to the air outlet; and a dust bin is located below the dust removal bucket and is connected to the dust removal bucket. By setting up the air inlet baffle, the air entering is forced to centrifugally rotate, and the dust naturally slows down and falls after hitting the inner wall, undergoing primary purification before entering the filter element, and secondary filtration before being blown out from the air outlet. This ensures the efficiency of air purification and also improves the service life of the filter element, providing a guarantee for subsequent use or air purification.

The utility model discloses glacial acetic acid purification equipment and relates to the technical field of glacial acetic acid purification. According to the glacial acetic acid purification equipment base, four supporting legs are fixedly connected to the upper surface of the base, a distillation flask is fixedly connected to the upper ends of the four supporting legs, and an accelerated purification mechanism is arranged on the distillation flask; the accelerated purification mechanism comprises a liquid inlet pipe, a steam pipe, a motor, a vertical shaft, a heating seat, a mixing rod, a first rotating hole, a second rotating hole, a connecting pipe, a heating rod, a reset spring, a mounting block, a pushing plate and a rotating sliding plate, and the steam pipe is fixedly connected to the upper surface of the distillation flask. And the mixing rod rotates to stir a mixture in the distillation flask, so that the mixture is mixed more uniformly, and the mixture in the distillation flask is heated more uniformly and efficiently, thereby ensuring the purification efficiency and quality of glacial acetic acid.

The invention discloses an online regeneration system and method for a tail gas treatment system based on redundant parallel absorption kettles, and belongs to the field of tail gas treatment. The problem that an existing absorption method tail gas treatment system cannot intelligently, safely and efficiently achieve non-stop automatic replacement of absorption liquid is solved. According to the technical scheme, the system comprises an exhaust system, the exhaust system is communicated with a circulating absorption tower through a solid removal filter screen, a plurality of absorption kettles are arranged in the circulating absorption tower and contain various absorption liquids, the types of the absorption liquids contained in at least two absorption kettles are the same, and each absorption kettle is provided with a liquid collection tank and a liquid inlet tank; every two absorption kettles are communicated with each other through a pipeline, a plurality of on-off valves are arranged on the pipelines for communicating every two absorption kettles, the on-off valves are in communication connection with a control system, the control system comprises a control execution module, and the control execution module is electrically connected with an absorption liquid failure judgment module, a circulating absorption control module and a pressure reduction and flow stabilization module; the device is applied to tail gas treatment.

The utility model relates to a kind of descaling devices, including mainframe box, processing pipeline is located in mainframe box and multiple groups are arranged in parallel, first closed chamber and second closed chamber are arranged at the both ends of mainframe box, the both ends of processing pipeline are communicated with first closed chamber and second closed chamber respectively, first closed chamber and second closed chamber are communicated with one end of descaling pipeline, the other end of descaling pipeline is communicated with medicament storage tank, medicament storage tank imports descaling reagent by pump, pump circulates reagent along first closed chamber, second closed chamber and processing pipeline, by high efficiency, the scale layer of these parts is removed, avoid the case that water passage flow is small, ensure the entire water system's unobstructed, maintain the purification efficiency of purification mainframe to cooling circulating water, ensure that equipment can be stably and efficiently operated, reduce the risk that equipment efficiency is reduced due to scale layer accumulation, reduce the maintenance cost and energy consumption cost of enterprise.

The application discloses a variable-flow type purification device of a hydrogen purification adsorption tower and belongs to the technical field of hydrogen purification. The variable-flow type purification device of the hydrogen purification adsorption tower comprises a tower body, vacuum extraction pipes and gas inlet pipes are connected to the lower outer side of the tower body, an exhaust pipe is connected to the top of the tower body, first and second positioning screens are fixedly arranged on the inner side of the tower body, a fixing seat is fixedly installed on the upper inner side of the tower body, an elastic lifting connection is formed between the upper part of the fixing seat and a movable seat, a sealing plate is also fixedly installed on the upper inner side of the tower body, a rubber cylinder body for adjusting air pressure is fixedly connected between the movable seat and the sealing plate, and a flushing pipe is connected to the outer side of the upper part of the tower body. The variable-flow type purification device of the hydrogen purification adsorption tower can realize real-time regulation and control of the gas flow rate according to the purity of hydrogen purification, ensures the purification efficiency and the purity, and can realize efficient desorption in a combined manner, so that effective adsorption and purification of the adsorption tower are ensured.

The utility model discloses acetonitrile production purification equipment which comprises a purification tank body, a cover plate is arranged at the top of the purification tank body, a stirring motor is mounted on the cover plate, and a flow guide ring is sleeved at the top of the side surface of the purification tank body; a fixed disc is arranged in an inner cavity of the purification tank body, collecting pipes are annularly communicated with the interior of the inner cavity of the fixed disc at equal intervals, one end of each collecting pipe is communicated with a discharging pipe, the end, away from the collecting pipes, of each discharging pipe is communicated with a flow guide ring, a one-way valve is installed on a pipe body, and one side of each flow guide ring is communicated with a discharging pipe; according to the device, the first collecting tank and the second collecting tank can be used for collecting liquid acetonitrile purified in the purification tank body, the first collecting tank and the second collecting tank do not influence each other, and when one collecting tank is replaced, the other collecting tank can continuously work, so that the situation that the production rate is reduced due to shutdown is avoided, and the production efficiency is improved. The purification efficiency of acetonitrile can be ensured to the greatest extent.

This utility model relates to the field of wastewater treatment technology, and in particular to a wastewater classification and treatment system. It solves the problem in existing wastewater filtration processes where uneven water flow distribution easily forms "preferred channels," affecting filtration efficiency. The wastewater classification and treatment system includes a filter box. Several support blocks are fixedly connected to the inner side of the filter box. A support plate is slidably connected between two support blocks at the same height. Conical filter blocks are fixedly connected inside the support plates. Filters are slidably connected inside the filter blocks. An L-shaped air jet pipe passes through the side of the filter box, with one end connected to an air jet generator. A water outlet pipe is connected to the side of the filter box, with a purification mechanism at one end. A water inlet pipe is connected to the side of the filter box. This utility model optimizes filtration efficiency, facilitates the replacement of the bottom filter, and ensures microbial activity, thereby guaranteeing the efficiency of wastewater biological purification.

The utility model discloses a crystalline aluminum chloride purification device, which relates to the technical field of crystalline aluminum chloride purification and comprises a feeding seat, the lower end of the feeding seat is communicated with a purification box, one side of the purification box is provided with a stirring motor, the other side of the purification box is provided with a discharge port, and the discharge port is communicated with a receiving vehicle. A quantitative conveying mechanism is arranged in the feeding base, a countercurrent washing structure is arranged at the output end of the stirring motor, crystalline aluminum chloride is driven by a conveying piece to move towards a discharging port, reaction liquid is driven by a driving pump to move towards a backflow base, the moving direction of the crystalline aluminum chloride is opposite to that of the reaction liquid, and countercurrent washing is adopted for the crystalline aluminum chloride. The reaction effect is improved, the using amount of reaction liquid is reduced, loss of aluminum chloride is reduced, feeding is conducted through the rotating block and the conveying groove, the feeding amount is convenient to control, quantitative feeding is convenient, and the reaction quality is improved.