44results about How to "Avoid direct discharge" patented technology

The invention belongs to the field of preparation of high-end carbon materials, and relates to a method for desulfurizing high-sulfur petroleum coke. The core of the invention is to construct a'desulfurization-acidification-regeneration 'three-step closed cycle system. The system takes magnesium oxide as a circulating medium, firstly magnesium oxide reacts with sulfur in petroleum coke at a high temperature to be converted into magnesium sulfide, then sulfur is released and recovered through an acidification step, meanwhile magnesium is converted into an intermediate product magnesium hydroxide, and finally, the magnesium medium is recovered to be active through a thermal regeneration step, magnesium oxide is obtained, and circulation is completed.

The utility model relates to an automatic slag discharging device for metallurgical slag, and aims to solve the problems that the slag cooling efficiency is low and the slag discharging process is not environment-friendly. The device comprises an L-shaped cooling pipe with a bent bottom, wherein the upper section of the L-shaped cooling pipe is communicated with a slag discharge port of the metallurgical furnace; the circulating cooling part is arranged on the cooling pipe and is used for cooling slag; the dispersing part comprises a rotating power mechanism, a rotating shaft and a dispersing plate, dispersing holes are densely distributed in the dispersing plate, the dispersing plate is located below the slag discharging opening, the rotating shaft is driven by the rotating power mechanism to rotate, slag is discharged from the dispersing holes under the action of gravity and centrifugal force and dispersed into particles, and rapid cooling and subsequent recycling treatment are facilitated; the blades are arranged on the rotating shaft and located above the slag discharging opening, and the blades rotate synchronously when the rotating shaft rotates; one end of the waste gas discharge pipe is communicated with the top of the cooling pipe, and the other end is connected with a waste gas treatment system for discharging and treating waste gas generated by slag cooling. According to the utility model, the slag cooling efficiency is improved, and the slag discharging process is more environment-friendly.

The utility model relates to the technical field of air inducing covers, and discloses an air inducing cover device which comprises a material storage tank, the surface of the material storage tank is fixedly connected with a feeding pipe, the top of the material storage tank is fixedly connected with an air inducing assembly, and the output end of the air inducing assembly is fixedly provided with a tail gas absorbing assembly. The air inducing assembly comprises a connecting pipe, the top of the connecting pipe is fixedly connected with a breather valve through a bolt, and the surface of the breather valve is sleeved with an annular semi-sealing cover. The annular semi-sealing plate is arranged, the induced draft fan body is started, the induced draft fan body sucks gas which enters the breather valve through the connecting pipe and is exhausted into the adapter pipe through the annular semi-sealing cover, and then the gas enters an induced draft fan pipeline through the adapter pipe; and the output end of the induced draft fan body discharges the gas in the induced draft fan pipeline into the tail gas absorption assembly to be collected, so that the situation that in the feeding process, the gas in the storage tank is directly discharged, and the environmental protection does not reach the standard is avoided.

The present disclosure provides a tobacco leaf conditioning system and a gas circulation method. The tobacco leaf conditioning system includes two warehouses (10) for storing tobacco stacks (100), at least two air bags (20) arranged in the two warehouses (10), the air bags (20) having an inflation state and a deflation state, a first gas transmission part in communication with the two warehouses (10) and configured to provide nitrogen and / or transfer nitrogen between the two warehouses (10), and a second gas transmission part in communication with the at least two air bags (20) and configured to transfer air between the air bags (20) located in the two warehouses (10).

The automobile radiator convenient to clean comprises a base and a radiator body, a fixing frame is fixedly connected to the top of the base, a collecting component is arranged at the top of the base, and a connecting component is arranged between the radiator body and the base. The collecting part comprises a collecting box fixedly connected with the top of the base, an inserting opening formed in the top of the collecting box, a filtering plate connected with the inserting opening, a fan fixedly connected with one side of the top of the collecting box, an air suction pipe fixedly connected with one side of the fan and a hose connected with one side of the top of the collecting box. Through the arrangement of the base, the radiator body, the fixing frame and the collecting component, the problems that when an existing automobile radiator is used, although the automobile radiator can be cleaned, the cleaning mode is relatively single, the cleaning effect becomes poor, dirt such as batting after cleaning is directly discharged, impurities are not collected and treated, and the cleaning effect is poor are solved. And therefore, the practicability becomes poor.

The application discloses an ecological protection type river and lake construction water supply treatment equipment and relates to the technical field of water supply treatment. The treatment installation is provided with a water supply device, a layered control member, a secondary disinfection member, a lifting isolation member, a rotary cutting control member and an environmental protection control member. The environmental protection control member can be used for limiting the particle size of the flocculation and precipitation impurities during the discharge of the flocculation and precipitation impurities, avoiding the direct discharge of the agglomerated and blocked impurities, and solving the problems that the current river and lake construction water supply treatment equipment is inconvenient for the discharge of flocculation and precipitation and is inconvenient for the layered water taking.

The air purification device for the pet box comprises a box body located on a box body and a box cover arranged on the top of the box body in a covering mode, a partition plate is arranged in the box body and divides the interior of the box body into an installation cavity and a reaction cavity used for containing biological enzyme mixed liquid, a power source and a vacuum pump are arranged in the installation cavity, and the power source and the vacuum pump are arranged in the reaction cavity. The vacuum pump is communicated with the interior of the box body through an exhaust pipe and communicated with the reaction cavity through an exhaust pipe, a plurality of exhaust holes communicated with the reaction cavity are formed in the box cover, and the vacuum pump extracts foul gas in the box body through the exhaust pipe and discharges the foul gas into the reaction cavity through the exhaust pipe. The biological enzyme mixed liquid in the reaction cavity decomposes pollutants in the foul gas, and the purified gas is discharged through the exhaust hole. According to the air purification device for the pet box, foul air in the box body is pumped out by the vacuum pump through the exhaust pipe, the foul air is discharged into the reaction cavity through the exhaust pipe, pollutants in the foul air are decomposed by biological enzyme mixed liquid in the reaction cavity, and purified air is discharged through the exhaust hole.

The utility model relates to the field of filling machines, and discloses an instant food filling machine. The instant food filling machine comprises an equipment body, a carrying plate is fixedly connected to the upper end of the equipment body, a collecting bin is arranged in the equipment body, a plurality of rectangular plates are fixedly connected to the interior of the collecting bin, and a plurality of water outlets are fixedly connected to the position, located at the upper end of the collecting bin, of the side face of the carrying plate. A water storage tank is fixedly connected to the side face of the equipment body, a conveying pump machine is fixedly connected to the upper end of the water storage tank, waste water is discharged out of the equipment in a unified mode after being collected, a worker can conveniently conduct collection operation, follow-up waste water treatment operation is facilitated, a rectangular plate can conveniently carry containers needed by filling, and the filling efficiency is improved. Clean water can conveniently flow into the collecting bin.

The utility model discloses a regenerated water treatment system, include: ion exchanger for carrying out water quality treatment and produce regenerated flushing water, ultrafiltration recovery water pool is used for recycling and storage can be reused water, chemical wastewater pool is used for storing and processing the effluent wastewater, two plug valves are arranged respectively in: ultrafiltration recovery water pool and chemical wastewater pool ditch junction, chemical wastewater pool entrance, be used for controlling the switching of water flow direction, on -line instrument is used for real -time monitoring the operation data of ion exchanger, and according to data judges whether recycled use or discharges to wastewater pool with regenerated flushing water, this regenerated water treatment system utilizes ultrafiltration recovery water pool and can be recycled to raw water pretreatment use, and two plug valves are added in the intercommunication of ultrafiltration recovery water pool ditch and chemical wastewater pool ditch, one is added in the entrance of chemical wastewater pool, and one is added in the intercommunication of ultrafiltration recovery water pool ditch and chemical wastewater pool ditch.

The utility model discloses a kind of stone sorting devices for mining exploitation, including frame, the inner wall of the frame is provided with sorting mechanism, the sorting mechanism includes mounting bracket, screening disc, protective cover, top cover, inlet pipe and discharge hopper, the inside of the sorting mechanism is provided with material stirring mechanism, the outside of the screening disc is provided with excretory mechanism, the top of the frame is provided with adsorption mechanism;By being provided with sorting mechanism, by material stirring mechanism to stone, by multiple screening disc to stone Multistage sorting operation, sorted stone is discharged by excretory mechanism and discharge hopper, in the sorting process, stone can be better agitated, improve the fluidity of stone in screening disc inside, and further improve the efficiency of sorting operation, dust generated during sorting operation is adsorbed by adsorption mechanism, dust can be avoided to be directly discharged to outside, ensure the air quality of workshop, avoid to cause harm to the body of staff.

This invention provides a waste steam recycling device for oil processing, relating to the field of oil processing technology. It includes a processing component with a waste heat recycling component and a condensation recycling component connected to its side. The processing component includes a softening pot, one end of which is connected to a tail steam discharge pipe, and the other end to a steam inlet pipe. By opening the valve on the first conveying pipe, this invention facilitates the transport of tail steam to the interior of the heating tank, enabling preheating of the material inside the pre-softening pot and facilitating the reuse of thermal energy. Preheating the material inside the pre-softening pot reduces steam costs. Finally, the tail steam is transported to subsequent processing equipment via a connecting pipe, preventing direct emission into the air and reducing air pollution. The insulation shell provides insulation for the heat inside the heating tank.

The invention discloses a nickel-containing wastewater treatment method which comprises the following steps: adding a pH regulator into nickel-containing wastewater, stirring, and precipitating impurity metal ions to obtain a first mud-water mixture; performing mud-water separation on the mud-water mixture to form nickel-containing filtrate and first impurity sludge; adding a pH regulator into the nickel-containing filtrate, regulating the pH value to be greater than 10, and stirring to form nickel hydroxide precipitate, so as to obtain a second mud-water mixture; performing mud-water separation on the second mud-water mixture to form clear water and second impurity sludge; adding a 30% sulfuric acid solution into the second impurity sludge, and stirring to form a nickel sulfate electrolyte; the nickel sulfate electrolyte is subjected to electrolytic deposition to form a nickel simple substance, and a boric acid buffer agent and a sodium hydroxide solvent are supplemented to adjust the PH value to be 2.8-3.5; and the nickel elementary substance is recycled. According to the method, high-purity nickel elementary substances can be separated out, secondary processing is not needed, and the purity requirement of finished nickel is met; the dosage of the agent is small, and secondary pollution is reduced.

The application discloses a system and process for removing perfluorooctanoic acid by integrating coagulation sedimentation and modified activated carbon adsorption, and belongs to the technical field of water pollution treatment. The system comprises a container frame, a support frame is arranged on the upper portion of the container frame, an adjusting tank, a coagulation sedimentation tank and a modified activated carbon adsorption tank are sequentially arranged on the bottom of the container frame in the transverse direction and are communicated through pipelines, a first booster pump and an electromagnetic flowmeter are arranged on the pipeline between the adjusting tank and the coagulation sedimentation tank, a second booster pump is arranged on the pipeline between the coagulation sedimentation tank and the modified activated carbon adsorption tank, and the backwashing water outlet of the modified activated carbon adsorption tank and the water inlet of the coagulation sedimentation tank are communicated through a backwashing water return pipeline. The application adopts integrated and modular design and is provided with a closed loop return system, so that the removal rate of PFOA in wastewater can be effectively improved, and the problems of limited activated carbon adsorption capacity and difficult treatment of backwashing wastewater are solved.

The utility model discloses quartz sand purification equipment, which relates to the technical field of quartz sand, the equipment comprises a cabinet body, a cabinet door, a sliding plate and a pickling bath, the cabinet door is installed on one side of the cabinet body, the sliding plate is connected inside the cabinet body in a sliding mode, the pickling bath is installed at the inner bottom of the cabinet body, a filter box is arranged inside the pickling bath, and the filter box is connected with the cabinet body in a sliding mode. U-shaped frames are installed on the two sides of the filter box, a filter assembly used for filtering acid mist generated by pickling is arranged on the sliding plate, and a fixing assembly used for fixing is arranged on the filter box. After acid mist generated in the pickling process is sucked through the air pump, impurities are filtered and adsorbed through the drawing drawer, and then the acid mist is discharged out of the filter box, so that discharged air is purer, the acid mist is prevented from being directly discharged into the air, quartz sand subjected to pickling is conveniently discharged through the arranged fixing assembly, and the quartz sand pickling efficiency is improved. And operators are prevented from directly contacting the quartz sand.

The utility model provides a drying room for steel plate pretreatment. The drying room comprises a drying room body, a conveying assembly is installed in the drying room body, a drying mechanism is arranged in the drying room body, a fan is fixedly installed at the top of the drying room body, and an air outlet is fixedly formed in the position, located on the upper side of the fan, of the upper surface of the drying room body. Through use of the drying mechanism, two fixed boxes and an exhaust fan on the upper side convey hot air to the upper side and the lower side of the conveying assembly through exhaust pipes correspondingly, and a plurality of exhaust ports are evenly formed in the exhaust pipes, so that the hot air can evenly cover the surface of a steel plate in an omnibearing mode, and excessive drying caused by hot air concentration in partial areas is avoided; and drying is not thorough due to insufficient hot air in other areas. And the consistent drying degree of the surface of the steel plate is ensured, the probability that the steel plate deforms, cracks and the like due to non-uniform drying is effectively reduced, and therefore the overall quality and efficiency of steel plate pretreatment are improved.

A harmless treatment tank for livestock and poultry died of illness belongs to the technical field of anaerobic treatment, and aims to solve the problems that the sealing performance is continuously reduced and fermentation gas leakage is aggravated due to long-time use of a flange connection part, the harmless treatment tank comprises a treatment tank body and a first flange pipe arranged at the top of the treatment tank body, a second flange pipe is installed at one end of the first flange pipe, a gas collecting piece is arranged at one end of the second flange pipe, a pressure difference sensor is installed in the first flange pipe, a fixing disc is fixedly installed on the surface of the second flange pipe, and a threaded pipe is rotationally connected to the surface of the second flange pipe. The leakage state of the joint of the first flange pipe and the second flange pipe can be monitored in real time, once gas leakage occurs, the driving piece, the threaded pipe and the sealing piece act rapidly, the joint of the first flange pipe and the second flange pipe is wrapped and sealed, fermentation gas leakage is inhibited from the source, and the fermentation gas collection rate and the system safety are remarkably improved.

The utility model relates to combustion furnace technical field, concretely is a kind of combustion furnace with tail gas purification function, including furnace body, the surface of furnace body is fixedly connected with box door, the inner wall between furnace body is fixedly connected with baffle, the inner portion of furnace body is separated into combustion chamber and dust removal chamber by baffle, the surface of furnace body is fixedly connected with one exhaust pipe, one exhaust pipe one end is fixedly connected with second exhaust pipe, the one end of second exhaust pipe is fixedly connected with purification assembly, the purification assembly includes one shell, second shell and filter screen. In the utility model, it is realized that the gas generated by combustion furnace is filtered and purified by setting one shell, second shell and filter screen, the particulate matter and smoke dust in gas can be directly discharged into air, the emission of particulate matter can be greatly reduced, the environmental pollution is reduced, meanwhile, one shell and second shell are conveniently opened and closed, and the accumulated impurities in one shell and second shell are conveniently cleaned.

The utility model relates to the technical field of pressure equipment, and discloses a sludge vertical squeezing experimental device which comprises a bottom plate, a gantry frame is fixedly connected to the top of the bottom plate, a hydraulic air cylinder is fixedly connected to the top of the gantry frame, a squeezing plate is fixedly connected to the output end of the hydraulic air cylinder, and a workbench is fixedly connected to the top of the bottom plate. A containing box is fixedly connected to the top of the workbench, and a flow guide plate is fixedly connected to the bottom of the containing box. Sludge is squeezed through the filter basket, the flow guide plate and the conveying pipe so as to achieve the sludge dewatering effect, squeezed wastewater is collected, direct discharge of pollutants is avoided, the filter plate can be cleaned through cooperation of the transmission motor and the scraper, and therefore the service life of the filter plate is prolonged; the purpose of self-cleaning the filter plate is achieved through the cleaning brush, so that impurities are prevented from being attached to the surface of the scraper blade, the impurities in the wastewater are further filtered, and the filtered wastewater is conveniently detected and evaluated.

The utility model relates to a kind of chemical waste heat condensate fractional recovery and recycling device, including multiple different steam pressure steam delivery main pipe, multiple steam delivery main pipe is sequentially spaced according to steam pressure from high to low order, one steam delivery main pipe with higher steam pressure is connected and communicated with adjacent and one steam delivery main pipe with lower steam pressure by drain line, one steam delivery main pipe with lowest steam pressure is connected and communicated with deaerator by heat exchange line, first trap, first pressure gauge, multiple first stop valve and desalted water heat exchanger are equipped on the heat exchange line, second trap, second pressure gauge and multiple second stop valve are equipped on the drain line.The utility model relates to a kind of chemical waste heat condensate fractional recovery and recycling device, can provide power for the steam delivery main pipe in next stage, can also carry out step-by-step recovery to steam condensate of different pressure grades, not waste emission, eliminate working medium loss.

The utility model discloses an engineering plastic suction machine, including suction machine main part and assemble in the front end of suction machine main part's suction material box, the input of suction machine main part is equipped with suction material pipeline, the end of conveying pipeline is equipped with the connecting flange, and the conveying pipeline passes through the connecting flange and connects the suction material box, the top of suction material box is equipped with dust suction box, the top of dust suction box is equipped with dust suction pipe, and the top of dust suction pipe is equipped with dust suction machine, the setting of this engineering plastic suction machine, the structure design is reasonable, through setting dust suction system that dust suction pipe, dust suction machine constitutes in the top of suction material box, can in -time with the dust that produces in the suction material process inhale and collect, and the dust diffusion is reduced greatly. Among them, filtration assembly can filter the air that inhales, avoid dust direct discharge into the atmosphere, both protect the health of operator, and reduce the pollution to workshop environment, reduce dust to the erosion of equipment simultaneously, prolong the service life of equipment.

This invention belongs to the field of water circulation technology, and particularly relates to a non-discharge cold-point water-for-injection circulation system, comprising: a water storage tank for storing water for injection; and a circulating water pump installed on one side of the water storage tank. The circulating water pump, after being cooled by a heat exchange structure, is returned to the main pipeline via a branch pipe and then flows back into the water storage tank through a connecting pipe, avoiding direct discharge of low-temperature water for injection. This solves the problem of water loss in traditional discharge schemes, reduces the production costs of pharmaceutical companies, and forms a closed loop between the main pipeline and the water storage tank. The branch pipe is connected to the main pipeline through a heat exchange structure, and all return water from the usage points returns to the main pipeline. At the same time, the circulating water pump drives the water flow circulation, ensuring that the flow velocity in the main pipeline meets the subsequent turbulence requirements, inhibiting microbial growth. Several cooling points are set up to support the simultaneous use of single or multiple cooling points, adapting to the room temperature or low temperature water-for-injection needs of different scenarios such as bottle washing machines, ultrafiltration, and disinfectant preparation, thus improving the system's versatility.

This invention relates to the field of marine engineering technology, and in particular to a marine liquefied petroleum gas (LPG) fuel supply system. The system includes an LPG storage tank, a refueling module, a low-pressure pump, a high-pressure pump, a heat exchanger, a valve assembly, an engine, a recirculation tank, a dual pressure relief system, and a nitrogen system. The refueling module achieves safe LPG refueling and gas-phase reflux through dual interfaces; the low-pressure and high-pressure pumps work together in the reflux pipeline to stabilize fuel pressure, and the water-glycol circulation system, in conjunction with the heat exchanger, precisely regulates fuel temperature; unconsumed fuel is recovered to the storage tank for recycling via the return valve assembly and recirculation tank; the dual independent pressure relief system, combined with a gas-liquid separator, intercepts liquid LPG, and the nitrogen system performs pipeline replacement and purging. This system solves the problems of unstable pressure, fuel waste, emission pollution, and insufficient safety protection inherent in traditional technologies. It provides stable fuel supply, high utilization rate, and is safe and environmentally friendly, meeting the operational requirements of marine LPG dual-fuel engines.

The utility model provides a kind of high recovery rate tubular membrane filtration system, it is related to water purification process field, solve the problem that existing tubular membrane filtration system recovery rate is low, membrane pollution is serious, cleaning wastewater treatment cost is high and operation cooperativity is poor, better guarantee water resource utilization rate and membrane component service life.It includes membrane component, water inlet pipeline, water production pipeline, auxiliary system, valve, PLC control system and water quality sensor;Membrane component is tubular structure and can be multiple groups parallel;System is realized high recovery rate and low pollution operation by substandard water backflow, standard water reuse and multiple system cooperation.The system structure is simple, low in cost, applicable to industrial wastewater treatment, circulating water reuse and the like scene.

The utility model provides a mandarin fish domestication net cage which comprises a net cage body, the net cage body is provided with a first cavity and a second cavity, the second cavity is located below the first cavity, a filtering channel is arranged between the first cavity and the second cavity, a detachable adsorption part is arranged in the second cavity, and the adsorption part is located in the filtering channel. The adsorption part is used for adsorbing excrement entering the second cavity, the excrement of the mandarin fish is filtered, enters the second cavity and then is attached to the adsorption part, the excrement of the mandarin fish is prevented from being directly discharged into the culture pond, and pollution to a water body of the culture pond is reduced.

The utility model discloses a methanol waste liquid recycling device which comprises a frame body and a support frame, the top of the frame body is fixedly connected with a tank body, the inner wall of the tank body is provided with a plurality of heating wires, the top of the tank body is fixedly connected with a top cover, and one side of the top cover is fixedly communicated with a filter box through a pipeline. A detachable filtering assembly is arranged in the filtering box, an L-shaped pipe is fixedly connected to the other side of the top cover in a communicating mode, a round pipe is fixedly connected to the circumferential outer wall of the L-shaped pipe, a spiral pipe is arranged in the round pipe, the two ends of the spiral pipe penetrate through the L-shaped pipe respectively and are provided with a cold source outlet and a cold source inlet, and a collecting box is fixedly connected to the upper surface of the supporting frame. According to the methanol waste liquid recycling device, methanol in the methanol waste liquid can be conveniently recycled, resources are saved, and residual methanol steam can be adsorbed through the replaceable activated carbon filter element.

The utility model discloses a waste gas treatment mechanism of a steam thermal cracking furnace. The waste gas treatment mechanism comprises a gas feeding pipe, a direct combustion furnace, a heat exchanger, an oxygen supplementing air fan and an exhaust funnel, the direct combustion furnace comprises a waste gas inlet, an air inlet and an air outlet; the heat exchanger comprises a refrigerant inlet, a refrigerant outlet, a heating medium inlet and a heating medium outlet, and the waste gas inlet is communicated with the gas supply pipe; the air inlet is communicated with the refrigerant outlet, the refrigerant inlet is connected with the oxygenating air fan, and the oxygenating air fan is used for conveying external air to flow through the first channel and then enter the direct combustion furnace; the gas outlet is communicated with the heating medium inlet, the heating medium outlet is connected with the exhaust funnel, and purified gas flows through the second channel and then is exhausted through the exhaust funnel; external air and purified gas flow in the first channel and the second channel and exchange heat, so that the temperature of the air rises. Waste gas is purified through combustion, the purified gas enters the heat exchanger, the heat exchanger is used for heating air, heat loss is reduced, and the energy utilization rate is increased.

The application discloses superhigh-temperature tin residue regenerating integrated equipment and relates to the technical field of metal smelting.The equipment comprises a bottom plate, an installation assembly and a control assembly are arranged on the top outer wall of the bottom plate, a smelting box is connected to the installation assembly, a cooling box is connected to the control assembly, the cooling box contains cooling liquid, the smelting box is square, the cooling box is cylindrical, an electric heating block is arranged on the bottom inner wall of the smelting box, the electric heating block is located at the middle position of the smelting box, and the electric heating block is matched with the smelting box.In the application, the temperature of the electric heating block is adjusted according to the melting points of the metals contained in tin residue in sequence, the molten metal liquid is introduced into a cooling groove after the melting of one kind of metal, the control assembly drives the rotation of the cooling box to drive the rotation of the cooling groove, different cooling grooves are convenient to replace, the operation is simple, the use is convenient, compared with a traditional device, the metals in tin residue can be separated and regenerated in sequence, the renewable utilization of the metals is realized, and metal waste is prevented.

The utility model discloses an automatic separation and purification device for isotopes. The device comprises a separation liquid regulation and control module which comprises a separation liquid suction and discharge device and a suction and discharge channel switching device; the separation liquid suction and discharge device correspondingly sucks the required separation liquid according to the isotope of the substance to be separated; the input ends of the suction and discharge channel switching devices are respectively connected with the separated liquid suction and discharge devices; the multiple separation units are arranged, the multiple separation units are connected with the output end of the suction and discharge channel switching device, and the multiple separation units are connected according to requirements; and the control module is respectively connected with a controller of the separation liquid suction and discharge device, a controller of the suction and discharge channel switching device and a controller of the separation unit. The utility model provides an automatic and efficient isotope automatic separation and purification device.

The utility model discloses a cooling device for aluminum bar production, which comprises a shell and a water storage frame, an inclined mechanism is arranged on the inner side wall of the shell, a mounting groove is formed in the inner side wall of the shell, a blowing mechanism is arranged in the mounting groove, a flow guide plate is fixedly mounted on the inner side wall of the shell, a spraying mechanism is arranged at the bottom of the water storage frame, and the spraying mechanism is arranged on the inner side wall of the shell. A cavity is formed in the water storage frame, a recycling mechanism is arranged in the cavity, and a water pumping mechanism is arranged at the inner bottom of the shell. The aluminum bar cooling device is reasonable in structural design, by arranging the inclining mechanism and the recycling mechanism, a worker can drive the net-shaped frame to incline through traction of a thin rope so as to drive an aluminum bar to roll, so that the aluminum bar can be evenly sprayed, and the cooling uniformity of the aluminum bar is guaranteed; the cooling liquid can be filtered, recycled and reused after being sprayed, and the utilization rate of the cooling liquid can be improved while the cooling liquid is prevented from being directly discharged to pollute the environment.

This utility model relates to the field of feed feeder technology and discloses a feed feeder, which includes a device body. The upper surface of the device body has a feeding port, and the side wall of the device body has a discharge port. Support legs are fixedly connected to the side wall of the device body, and a crushing mechanism is installed inside the device body. This feed feeder, through the crushing mechanism and two sets of mirror-symmetrical and meshing connecting gears, achieves synchronous reverse rotation of the two crushing rollers. This allows for efficient and uniform crushing of the fed feed, effectively preventing lumps or large particles from being directly discharged. Simultaneously, a first transmission belt drives the connecting shaft and fixed rod to rotate, and the elastic potential energy of the spiral spring drives the connecting cylinder and the flap to rotate synchronously, lifting materials that are not of the required size for secondary crushing with the crushing rollers.