48results about How to "Restore adsorption capacity" patented technology

The invention discloses an activated carbon regeneration method based on ultrasonic coupling, and relates to the field of activation and regeneration. The method comprises the following steps: filling activated carbon to be regenerated into a reaction container, adding a target alkaline solution, and placing the reaction container in temperature-controlled ultrasonic equipment for oscillation treatment; adjusting the pH value of the solution in the reaction container, controlling ultrasonic waves to be uniformly distributed, discharging the solution after treatment, and flushing reactants to be neutral; transferring the reactants into an acid corrosion-resistant reactor, adding a preheated acid solution, and placing in double-frequency ultrasonic equipment for oscillation treatment; and cooling the reactor, adjusting the stirring speed, transferring the reactant after monitoring the conductivity to a set value, and carrying out flushing and vacuum drying to obtain regenerated activated carbon. According to the scheme, various pollutants on the activated carbon can be effectively removed, and the adsorption capacity and the specific surface area of the activated carbon are improved.

The utility model provides a granular activated carbon desorption treatment device, which comprises an electric heating box, a connecting plate, a flexible rubber bag and a stirring mechanism, the stirring mechanism comprises a rotating motor, a rotating shaft, a stirring blade, a rotating rod, a raised head and a synchronizing mechanism, after activated carbon is placed in the electric heating box, the activated carbon can be desorbed in a high-temperature environment, and the desorption effect is good. In the high-temperature desorption process, the rotating motor can drive the stirring blades to rotate through the rotating shaft, the stirring blades can change the position of the activated carbon in the horizontal direction, and meanwhile, the rotating rod can synchronously move with the rotating shaft through the synchronizing mechanism; the raised heads arranged on the top surface can jack up different positions of the flexible rubber pocket in the rotating process, so that the activated carbon can be changed in position in the vertical direction, the activated carbon at different positions can be uniformly heated, and the desorption effect is improved.

The invention belongs to the technical field of air purification, and particularly relates to an environment-friendly formaldehyde removing device for indoor air pollution abatement, which comprises a box body, an axial flow fan, a stirring piece, a conveying mechanism, a storage piece and an absorbing and purifying mechanism, activated carbon particles are brought into the first cylindrical structure through the conveying mechanism, the activated carbon particles absorb formaldehyde in air, and the box body moves according to a set route to absorb formaldehyde in indoor air; after the activated carbon particles are used for a period of time, the activated carbon particles enter the storage piece, the conveying mechanism conveys the activated carbon particles on the lower portion of the first barrel into the containing cavity, and formaldehyde is continuously absorbed; the absorption and purification mechanism absorbs and purifies formaldehyde adsorbed on the activated carbon particles in the storage part, so that the adsorption capacity of the activated carbon particles is recovered, and cyclic utilization of the activated carbon particles is realized; and the activated carbon particles can be recycled without moving all the time, so that the damage probability of the activated carbon particles is reduced.

The utility model provides waste gas treatment equipment with an activated carbon adsorption box, which relates to the technical field of waste gas treatment equipment and comprises a base, upright posts are fixedly mounted at positions, close to four corners, of the top of the base, a box body is fixedly mounted among the tops of the four upright posts, and a motor is fixedly mounted on the outer surface of the box body. According to the utility model, the motor is started to drive the rotating shaft to rotate so as to drive the rotating disc to rotate, when the rotating disc rotates by 180 degrees, the positions of the two activated carbon filter elements can be exchanged, and at the moment, the corresponding activated carbon filter element arrives at the position of the spray head, and then the spray head is driven to rotate. The circulating pump is started to pump an acid solution or an alkali solution in the solution box into the liquid outlet pipe, and the acid solution or the alkali solution is sprayed out from the spray head, so that the activated carbon filter element can be washed, pollutants on the surface and pore channels of the activated carbon filter element are removed, the activated carbon filter element is recovered to a certain degree of adsorption performance, the service life of the activated carbon filter element is prolonged, and meanwhile, the working efficiency is improved.

The invention relates to the field of air hydrogen production, and provides an air hydrogen production material, a preparation method and application. The invention discloses a material for producing hydrogen from air, graphene aerogel and an MOF material, the graphene aerogel can absorb solar energy and convert the solar energy into heat energy, and the MOF material can adsorb water vapor in the air and catalyze a reaction for producing hydrogen under the illumination of the sun. The preparation method of the air hydrogen production material comprises the following steps: preparing a precursor solution containing graphene oxide, a polymer binder and an MOF material as required to form a solid compound, and then carrying out vacuum freeze-drying reduction treatment. The material can adapt to different application scenes, realizes distributed hydrogen production, and is suitable for efficient hydrogen production in diversified environments.

The invention discloses a large-air-volume ammonia gas decomposition hydrogen production purification device, and relates to the technical field of ammonia gas hydrogen production. Through the arrangement of an auxiliary sealing replacement mechanism, when a large amount of ammonia gas is subjected to hydrogen production purification, power is generated through circulation of airflow to blow a fan to rotate, then rotation of the fan is converted into centrifugal force, an arc-shaped sliding block is pushed to abut against a through hole, and therefore when hydrogen production purification work is carried out, the connection stability of a drawing plate and a purification device is guaranteed; furthermore, under the action of a sealing rubber ring arranged on the periphery of the drawing plate, the sealing performance and the stability of the auxiliary connection are guaranteed during the purification operation of hydrogen production through large-air-volume ammonia gas decomposition, and the situation that poisonous gas in decomposed gas leaks and hurts workers is avoided; and due to the implementation of the structure, further fastening is achieved under the flowing of the air flow, and the situation of loosening is avoided.

The utility model relates to the field of membrane separation devices, and discloses a membrane separation device for collecting water vapor and oxygen from air, which comprises a main body, a water vapor collecting device and an oxygen separation device, the water vapor collecting device is arranged on the front side in the main body, the oxygen separation device is arranged on the rear side in the main body, and the main body comprises a shell. The upper portion of the front end of the shell is fixedly connected with an air inlet, the rear end of one side of the shell is fixedly connected with a storage box, the front side of the top end of the shell is fixedly connected with a first inspection opening, and the rear side of the top end of the shell is fixedly connected with a second inspection opening. According to the membrane separation device for collecting the water vapor and the oxygen from the air, the main body is arranged, the inspection openings are formed in the main body and used for maintaining the device, meanwhile, the water vapor collection device is used for effectively separating water in the air, and the oxygen separation device is used for separating the oxygen in the air.

The utility model discloses an efficient precipitation and filtration integrated device for pickling and phosphating wastewater treatment, which belongs to the technical field of sewage physicochemical treatment and is sequentially provided with an inclined tube precipitation tank, a quartz sand filter tank and an activated carbon filter tank. A secondary sedimentation tank for secondary sedimentation is arranged between the inclined tube sedimentation tank and the quartz sand filter tank, the inclined tube sedimentation tank comprises a dosing area and a sedimentation area, a water inlet of the inclined tube sedimentation tank is connected with a pipeline directly communicated with the bottom of the dosing area, and the upper end of the dosing area is communicated with the sedimentation area; a water outlet of the inclined tube sedimentation tank is communicated with a water inlet pipe of the secondary sedimentation tank, and a splitter plate for splitting sewage to prevent the sewage from flushing up sludge is arranged below a water outlet of the water inlet pipe of the secondary sedimentation tank; the inclined tube sedimentation tank has the beneficial effects that the inclined tube sedimentation tank which can be used for adding chemicals, mixing and precipitating at the same time is provided; the inclined tube sedimentation tank is matched with the secondary sedimentation tank, so that the technological process is simplified, the operation cost is reduced, the production period is shortened, and the production efficiency is improved.

An electro-adsorption device disclosed by the present invention comprises at least one electro-adsorption module, the electrode adsorption module comprises an electrode adsorption layer, a flow channel and a current-carrying plate, the first adsorption layer is located on the lower surface of the first current-carrying plate, the second adsorption layer is located on the upper surface of the third current-carrying plate, and the third adsorption layer is located on the lower surface of the third current-carrying plate. The fourth adsorption layer is positioned on the upper surface of the second carrier plate; the first adsorption layer and the second adsorption layer are arranged at intervals to form a first water flow channel, the third adsorption layer and the second adsorption layer are arranged at intervals to form a second water flow channel, and an outlet of the second water flow channel communicates with an inlet of the first water flow channel to form a flow channel; raw water flows into the outlet of the first water flow channel from the inlet of the second water flow channel and flows out for desalination, and the thickness of each adsorption layer is gradually reduced along the water flow direction in the desalination process. The electro-adsorption device has the advantages that the structure is simple and compact, the service life of the electrode adsorption layer is long, and the desalting efficiency is high. The invention further discloses an electro-adsorption system.

The invention discloses a mineral water ozone treatment box with a self-adaptive water volume, and relates to the field of mineral water ozone treatment.The mineral water ozone treatment box comprises a treatment box main body, a mineral water injection opening is formed in the outer wall of the treatment box main body, supporting frames are circularly distributed and fixedly connected to the bottom end of the treatment box main body, and a mounting placement plate is fixedly connected to the interior of the treatment box main body; a control assembly is arranged in the treatment box main body, and an adjusting assembly is arranged in the treatment box main body; according to the device, by arranging a shaking plate, when mineral water in the treatment box main body contains excessive ozone, a transmission ball is started to drive the shaking plate to shake, so that medicine powder and water are uniformly mixed in a rotary spraying ball through shaking, and the mixed medicine liquid is injected into the mineral water in the treatment box main body along with shaking; ozone in mineral water is removed, it is ensured that the water quality is kept in a good state, the water is clearer and purer, and the original taste of the water can be restored.

The invention provides a long-acting water purification control method and a long-acting water purification system.The water purification control method is applied to a water purification system, and by controlling actions of a control valve, an ozone generation device and a supercharging device in the water purification system, multiple groups of functional water paths are formed through switching; the water purification system is connected with the ozone generation device and is switched to a corresponding working mode in response to different triggering conditions, a pure water production water path, a backflow flushing water path and an activation regeneration water path are formed in the water purification system, and an ozone-containing water source prepared by the ozone generation device is introduced into the backflow flushing water path and the activation regeneration water path; in the backflow flushing mode, the ozone-containing water source circulates in the backflow flushing water path; and in the activation and regeneration mode, the ozone-containing water source circulates in the activation and regeneration water path. Ozone generation is controlled through the method, updating and regeneration of all the filtering units in the water purification system are achieved, and the service life of the filtering units is effectively prolonged.

The invention is applicable to the technical field of tunnel engineering, and provides an adsorption separation device for tunnel karst water heavy metal treatment, which comprises a bottom frame, and an adsorption box, a separation box and a waste box are fixedly mounted on the bottom frame; the adsorption devices are respectively used for carrying out adsorption treatment on heavy metal ions in the tunnel karst water, carrying out heavy metal separation on the chelating resin with the heavy metal ions adsorbed on the surface and temporarily storing the waste chelating resin; wherein a top cover is arranged at the top of the adsorption box, and an adsorption stirring mechanism is mounted on the top cover and used for adsorbing heavy metal ions in the tunnel karst water in the adsorption box in the stirring process; and a regeneration mechanism is mounted on the separation box. The adsorption separation device for treating the heavy metals in the tunnel karst water, provided by the scheme, can effectively adsorb the heavy metals in the tunnel karst water, and can regenerate the adsorption performance of the adsorbent for repeated use, so that the cost is reduced, and the adsorbent is convenient to replace.

The invention belongs to the technical field of liquid medicine carbon adsorption, and particularly relates to liquid medicine carbon adsorption equipment which is characterized in that the liquid medicine carbon adsorption equipment comprises a foot stool and a cleaning assembly mounted above the foot stool, and the cleaning assembly comprises an adsorption cylinder; an adsorption cylinder is fixedly installed at the top of the foot stand, a water tank is installed on the right side of the adsorption cylinder, in the using process, water in the water tank can be heated through heating of a heating pipeline, then steam can be generated after heating, and the generated steam can be conveyed into the adsorption inner frame through a smoke outlet pipe and a connecting pipe; then the generated steam is in contact with the activated carbon in the adsorption inner frame, organic matters adsorbed on the activated carbon are desorbed, cracked or carbonized by utilizing the high-temperature steam, so that the adsorption performance of the activated carbon is recovered, and the activated carbon in the adsorption inner frame is activated and regenerated through the water tank; the device can be regenerated and recovered in time after being used, and the purification and adsorption capacity of the device is improved.

The invention provides an intelligent assembly type toilet, and belongs to the technical field of toilet building ventilation equipment.The intelligent assembly type toilet comprises an assembly cover plate, a splicing wall plate and a waterproof chassis, the waterproof chassis is connected with a stainless steel support frame, the assembly cover plate is connected with an exhaust barrel, and a fan and an activated carbon filter plate are arranged in the exhaust barrel; the odor removal assembly uses a deodorant to reduce peculiar smell; the filtering and collecting assembly is used for collecting and filtering dust and floating floccules by utilizing gas flow; the cleaning and dehumidifying assembly is used for realizing cleaning by utilizing the weight of water and reducing the air humidity; and the drying assembly guarantees work of the cleaning and dehumidifying assembly. The assembly type toilet has the beneficial effects that the assembly type toilet can be disassembled through structural assembly, personalized requirements are met, the installation cost is reduced, the peculiar smell removal effect and the absorption degree of moisture in air are improved, and the growth environment of bacteria and molds is reduced.

Belonging to the field of sewage treatment, the invention relates to an electron beam irradiation activated carbon turntable advanced treatment wastewater online regeneration system, which comprises an inflow water uniform distribution channel, a guide plate, a water pool, an activated carbon turntable system, an electron accelerator and an effluent weir. The online regeneration system for advanced treatment of wastewater by using the electron beam irradiation activated carbon rotary table is ingenious in design and convenient to apply; the electron beam irradiation chelated activated carbon adsorbs organic pollutants, so that organic matters are favorably gathered on the surface of the activated carbon, and hydroxyl radicals generated by electron beam irradiation are also favorably degraded and gathered organic matters on the surface of the activated carbon, so that online regeneration of the activated carbon disc is realized; the service life of the activated carbon is prolonged, and the sewage and wastewater are further purified.

The utility model provides a chemical gas collecting and processing device for chemical industry, which comprises a collecting tank, a gas inlet pipe arranged at one end of the collecting tank, a one-way valve arranged on the gas inlet pipe, a threaded rod rotatably mounted in the collecting tank, a piston plate arranged on the threaded rod, a bump arranged on one side of the piston plate, and a chute vertically arranged on the inner wall of the collecting tank, the protruding block is slidably arranged in the sliding groove, and a driving mechanism used for driving the threaded rod to rotate is arranged on the collecting tank. A motor is arranged and drives a threaded rod to rotate, a piston plate is driven to move downwards on the threaded rod when the threaded rod rotates, waste gas collected in a collecting tank is compressed when the piston plate moves downwards, an electromagnetic valve is opened, the waste gas is exhausted into a waste gas treatment box through an exhaust pipe, and harmful substances in the waste gas are adsorbed after the waste gas passes through an activated carbon plate; the device is simple in structure, waste gas can be treated by regularly starting the motor and the electromagnetic valve, and energy waste caused by continuous operation of equipment is avoided.

The present application discloses an activated carbon regeneration method based on ultrasonic coupling, which relates to the field of activation regeneration. The method comprises: loading the activated carbon to be regenerated into a reaction vessel, adding a target alkaline solution, and placing it in a temperature-controlled ultrasonic device for shock treatment; adjusting the pH of the solution in the reaction vessel, and controlling the uniform distribution of ultrasonic waves, discharging the solution after treatment and rinsing the reactants to neutrality; transferring the reactants to an acid-resistant reactor, and adding a preheated acidic solution, and placing them in a dual-frequency ultrasonic device for shock treatment; cooling the reactor and adjusting the stirring speed, monitoring the conductivity to a set value, transferring the reactants, and rinsing and vacuum drying to obtain regenerated activated carbon. Through the scheme of the present application, various pollutants on the activated carbon can be effectively removed, and its adsorption capacity and specific surface area can be improved.

The invention relates to the field of solid waste resource utilization, in particular to a renewable water treatment adsorbent based on shale gas drilling oil base rock debris deoiling residues and a preparation and regeneration method of the renewable water treatment adsorbent. The preparation method comprises the following steps: carrying out first grinding and sieving on deoiling residues to obtain deoiling residue powder; mixing the deoiled residue powder with sodium hydroxide and aluminum hydroxide, and performing secondary grinding to obtain a reaction system; roasting the reaction system to obtain an alkali melting product; adding deionized water into the alkali melting product, stirring, standing for layering, and collecting a precipitate; and transferring the precipitate into a reaction kettle, crystallizing, washing, carrying out suction filtration and drying to obtain the renewable water treatment adsorbent. According to the method provided by the invention, the resource utilization of the deoiling residues is realized, and the recycling of the water treatment adsorbent can be realized under the condition of ensuring high regeneration rate and high adsorption rate.

The invention provides a water purification and recovery device for adsorbing water pollutants by nitrogen-doped biochar, and relates to the field of recovery devices. The water purification and recovery device comprises a recovery device, a pretreatment device and a stirring device, the stirring device is arranged at the top end of the recovery device, the pretreatment device is arranged at the top end of the stirring device, and the recovery device comprises a shell. Drainage pipes are fixedly connected to the two sides of the inner side wall of the shell correspondingly, electric heating plates are fixedly connected to the two sides of the two nitrogen-doped biochar filter plates correspondingly, air pumps are fixedly connected to one sides of the top ends of the inner side walls of the two ventilation shells correspondingly, and one-way valves are fixedly connected to the inner side walls of the two drainage pipes correspondingly; the two sides of the top end of the inner side wall of the shell are fixedly connected with sliding rods correspondingly. By arranging the recovery device, pollutants in a water body are effectively adsorbed, by arranging the pretreatment device, the water body can be preliminarily filtered, and by arranging the stirring device, the treatment efficiency of the water body can be improved.

The present invention relates to an adsorption fast settling tank for activated carbon regeneration and recycling, including a sewage treatment system, a cyclone separator, a backwash filter, and an activated carbon regeneration system; the activated carbon regeneration system includes an ultrasonic cleaner, a pickling immersion tank, a first modification treatment tank, a second modification treatment tank, and an activated carbon regeneration furnace connected in sequence; the pickling immersion tank includes 2-5wt% nitric acid; the first modification treatment tank includes 0.2-0.5M Cu(II) ions; the second modification treatment tank includes 0.1-0.2M polyols, and 0.05-0.1M polyamines; the cyclone separator, the backwash filter, and the activated carbon regeneration system are provided with a pipeline for returning the activated carbon to the adsorption tank. In the process of the present invention, the activated carbon is recycled by the cyclone separator, the backwash filter, and the activated carbon regeneration system. The process of the present invention has high activated carbon utilization and good treatment effect on organic sewage.

The invention provides a biomass charcoal and microorganism combined water purification treatment system, and relates to the field of water treatment. The biomass charcoal and microorganism combined water purification treatment system comprises a biomass charcoal preparation unit which is used for preparing biomass charcoal with a formulated pore structure and surface functional groups so as to improve the adsorption capacity of the biomass charcoal on water pollutants and selecting proper biomass raw materials including agricultural wastes or forestry wastes, according to the method, biomass raw materials are converted into biomass charcoal in a pyrolysis, gasification or carbonization mode, parameters of pyrolysis temperature, heating rate and heat preservation time are controlled, so that the pore structure and surface functional groups of the biomass charcoal are optimized, and surface modification treatment is carried out on the biomass charcoal. Biomass charcoal is derived from agricultural and forestry wastes, the dependence on fossil fuel is reduced by utilizing the renewable resources, meanwhile, the environmental pollution of the wastes is reduced, and compared with a traditional chemical treatment method, the system reduces the use of chemical reagents and reduces the risk of secondary pollution.

The application discloses a kind of adsorption tower adsorbate quick desorption and regeneration device, it is related to adsorbate desorption and regeneration technical field;Specifically including bottom plate, the outer wall of the top of bottom plate is fixed with pedestal by bolt, and the outer wall of the top of pedestal is respectively fixed with fixed seat one and fixed seat two by bolt, and the side of fixed seat one is provided with mounting hole, vertically attached mechanism is arranged in mounting hole, the lifting end of vertically attached mechanism is rotatably connected with attached plate, and attached plate and guide strip form sliding fit, the outer wall of both sides of fixed seat one is fixedly connected with slide strip, slide strip side is slidably connected with sliding block, and sliding block is integrally formed with attached plate, the outer wall of the top of pedestal is provided with positioning mechanism, and adsorbent is clamped between two positioning mechanisms.The distance between high-low adjusting heating plate and adsorbent is adjusted, more uniform heat conduction is realized, the phenomenon of local overheating or overcooling is avoided, so as to improve desorption efficiency.

The utility model discloses a carbonization device for hard composite carbon fiber products, which comprises a shell, an exhaust pipe and an activated carbon block, the exhaust pipe and the activated carbon block are connected with the shell, the other end of the exhaust pipe is connected with a box body, two air outlet pipes are fixedly arranged at the top of the box body, and the activated carbon block is fixedly arranged in the box body and positioned above the exhaust pipe. A cleaning assembly for flushing the activated carbon blocks is arranged between the top wall of the box body and the tops of the activated carbon blocks and comprises a communicating pipe rotationally connected into the box body, a water conveying pipe connected with one side of the bottom of the communicating pipe, a plurality of nozzles arranged at the bottom of the water conveying pipe at equal intervals and a rotating connector connected to the top of the communicating pipe. The water conveying pipe can repeatedly rotate above the activated carbon block with the communicating pipe as the center, and the communicating pipe is fixedly connected with the rotating end of the rotating connector. By means of the structure, the cleaning assembly flushes the activated carbon block, particles or sediments attached to the surface can be well cleaned, the adsorption performance of the activated carbon block can be recovered, the waste gas adsorption effect is guaranteed, and practicability is high.

The utility model discloses a self-cleaning rotary wheel dehumidifier which comprises a box body, a controller and a differential pressure sensor connected with the controller, and a front surface air cooler, a compressed air spraying device, a rotary wheel, a telescopic dust collecting device, a rear surface air cooler, a fan and a filter are arranged in the box body. The telescopic dust collecting device comprises a dust collecting cloth bag and a telescopic mechanism controlling the dust collecting cloth bag to stretch out and draw back, the pressure difference sensor is used for detecting the pressure difference of the rotating wheel section, and an electric valve is arranged on the compressed air spraying device and connected with the controller. The utility model solves the problems that the shutdown time is long and the rotating wheel is ineffective to clean when the rotating wheel is cleaned; the differential pressure sensor and an electric valve of the compressed air injection device are jointly controlled, when filth blockage of the rotating wheel occurs, the feedback pressure of the differential pressure sensor is increased, and when the set pressure is reached, the electric valve is opened to inject compressed air to the rotating wheel, so that the adsorption capacity of the rotating wheel is recovered.

The utility model relates to the technical field of waste liquid recovery and reutilization, in particular to a system for recovering steam condensate and refining desalted water, which sequentially comprises a pretreatment system, an ion exchange system and a regeneration system connected with the ion exchange system according to the flowing direction of the steam condensate, the pretreatment system sequentially comprises a condensate water tank, an oil and iron removal filter and an activated carbon filter in the flowing direction of steam condensate; the ion exchange system sequentially comprises a front cation bed, a refining mixed bed, a desalting water tank and a first flow direction control device according to the flow direction of steam condensate; the technical problems that in the prior art, steam condensate recycling treatment is complex in treatment process, corresponding technological parameters need to be specifically adjusted according to steam condensate, the equipment adaptation rate is low, and cost is high are solved.

The present invention belongs to the technical field of sewage treatment, and specifically relates to a material and application for treating fluoride in sewage; the material is a calcium-modified aluminum-lanthanum mixed metal oxide, and its raw materials include biological templates, soluble lanthanum salts, soluble aluminum salts, soluble calcium salts and urea; the biological template includes one or more combinations of cotton cellulose, cattail fluff, and cotton wool; the material is in an alkaline environment formed by the decomposition of urea, and the biological template, soluble lanthanum salt, soluble aluminum salt, and soluble calcium salt are heated and co-precipitated to form a uniform hydroxide precipitation; and then a stable calcium-modified aluminum-lanthanum mixed metal oxide is formed by high-temperature calcination; the material for treating fluoride in sewage is applied to remove fluoride ions in fluoride-containing sewage. The material for treating fluoride in sewage prepared by the present invention can greatly improve the adsorption rate and defluorination efficiency of raw materials, and achieve the adsorption and removal of fluoride ions at a higher concentration at a lower dosage.

This utility model provides a paddle dryer for desulfurized gypsum, belonging to the technical field of dryers. It includes a base frame, to which a drying shell is fixedly connected via a support plate. Two hollow shafts are symmetrically and rotatably connected within the drying shell. Two sets of paddle blocks are fixedly connected at equal intervals on the two hollow shafts. A meshing first gear is fixedly connected to one end of each hollow shaft on the same side. A bearing plate is fixedly connected to the upper surface of the base frame near the first gear, and a reducer is fixedly connected to the upper surface of the bearing plate. This utility model, through its purification cylinder, bearing ring, mounting ring, activated carbon plate, and reduction mechanism, achieves the adsorption of harmful gases in the gas discharged during the drying process. It can reduce the activated carbon plate, restoring its adsorption capacity and ensuring subsequent adsorption capacity for continuous use. This solves the problem in existing technologies where activated carbon becomes saturated and inconvenient for absorbing subsequent harmful gases.

The invention discloses a treating agent for efficiently removing heavy metals in industrial sewage and a preparation method of the treating agent, and belongs to the technical field of sewage treatment. The treatment agent is prepared by compounding modified charcoal and Co-Cu doped nano titanium dioxide according to a ratio. The modified biochar has more active sites and specific surface area and can better adsorb various heavy metal ions in sewage, and then the Co-Cu doped nano titanium dioxide reduces the heavy metal ions enriched on the surface of the biochar into harmless substances by utilizing photocatalysis. The Co-Cu doped nano titanium dioxide can generate more photo-induced electrons and holes so as to initiate a more efficient oxidation-reduction reaction, the Co-Cu doped nano titanium dioxide and the Co-Cu doped nano titanium dioxide have a synergistic effect, an excellent effect of removing heavy metal ions in water is achieved, and the Co-Cu doped nano titanium dioxide has a good market application prospect.

The invention provides a multi-channel type adsorption tower. The multi-channel type adsorption tower comprises a tower body, an upper sealing head, a lower sealing head, a combined layer plate, a combined partition plate, a supporting plate, porcelain balls and an adsorbent. The interior of the adsorption tower is sequentially divided into a feeding chamber, a first-stage adsorption chamber, a second-stage adsorption chamber, a third-stage adsorption chamber and a discharging chamber by combined layer plates from bottom to top; each adsorption chamber in the adsorption tower is equally divided into four unit chambers by combined partition plates; the adsorption chambers are filled with adsorbents, and agent discharging openings are formed in the outer sides of the adsorption chambers; a feeding hole is formed in the bottom of the lower sealing head, a discharging hole is formed in the top of the upper sealing head, and the feeding cavity and the discharging cavity are filled with porcelain balls; according to the arrangement of the combined layer plates and the combined partition plates, the interior of the adsorption tower can be divided into two material paths. The invention further provides a desorption regeneration method for the adsorbent through a liquid flushing and nitrogen purging combined process. The adsorption efficiency and the adsorption uniformity can be improved, and the adsorption process and the desorption process are synchronously carried out.

The application relates to the technical field of printing consumables, in particular to an ink container, an ink container recycling method and a recycled ink container. The ink container comprises a container body provided with an ink storage cavity; an ink outlet component connected with the container body, the ink outlet component being provided with an ink outlet, the ink outlet being in communication with the ink storage cavity; a first liquid suction component sleeved on the ink outlet; and a second liquid suction component, one side of the first liquid suction component away from the ink outlet being in contact with the second liquid suction component. The ink container is further provided with a through hole, and at least part of the contact part of the first liquid suction component and the second liquid suction component can be exposed from the through hole. The application realizes convenient cleaning of the liquid suction components in the recycled ink container, so that the liquid suction components can restore the adsorption capacity and be used again.