60results about How to "Easy for adsorption" patented technology

The present invention relates to a method of preparing a microporous crystalline molecular sieve Inorganic gel having mesoporous skeleton, comprising following steps: (a) adding a meso-SDA (meso-Structure Directing Agent) into a gel composition of synthesizing molecular sieve, (b) subjecting the mixture obtained in the above step (a) to crystallization by a hydrothermal reaction, a microwave reaction, a dry-gel synthesis, etc., and (c) removing selectively organic materials from the resulted material obtained in the above step (b) by a calcination or a chemical treatment. Molecular sieve having mesoporous skeleton synthesized by the present invention exhibits, as compared with conventional zeolite, a good molecule diffusion ability and a greatly improved catalytic activity.

An embossed carrier tape used for carrying electronic devices, includes a plurality of pockets in which the electronic devices are held. Each of the pockets includes a plurality of inner side surfaces which are separated by ridge lines. Each of the pockets is shaped so that corners of the electronic device are not in contact with the ridge lines thereof.

The invention discloses a preparation method of a high-adsorption heavy metal ion adsorbent and belongs to the technical field of adsorbent preparation. According to the method, firstly, adsorption treatment of heavy metals in wastewater is facilitated by the fact that bentonite has the characteristics of larger specific surface area, ion exchange capacity and better adsorptive property; then removal of cutin and wax coat on the cell wall surface is facilitated by the fact that banana peel and shaddock peel are jointly modified with an alkaline solution; the structure becomes looser and the adsorptive property of the adsorbent is improved by the fact that the alkaline solution can damage chemical bonds between cellulose; active functional groups on the surface of the adsorbent can increasewith increase of feeding amount, the larger the surface area is, the more the adsorbed heavy metal ions are, a large quantity of alkaline groups are provided to be subjected to a reaction with the heavy metal ions, the heavy metal ions are jointly adsorbed by activated carbon and self-made adsorbing mixed peel, the active functional groups are subjected to complexation with the heavy metal ions,the adsorptive property of the heavy metal ion adsorbent is further improved, and the heavy metal ion adsorbent has extensive application prospect.

The invention relates to a subway train air disinfection device and a subway train compartment provided with the same. The device comprises a device shell, an air inlet, a spraying component, a watertreatment component, a rotary dust collection component, a fan, a water absorption component, a photocatalysis component, an ultraviolet supplementary treatment component, an ozone treatment componentand an air outlet. All the components are specifically arranged, in the subway operation period, air is subjected to ultraviolet disinfection after being extracted, in the non-operation period of a subway, the air is further disinfected through ozone, and therefore the situation that in the subway riding process, viruses and germs are enriched in the air, and consequently health of passengers isaffected is greatly avoided.

The invention mainly relates to the technical field of metal organic framework materials, in particular to MOF with double ligands and a modified adsorption material and a preparation method thereof,the monomer molecular formula of the MOF adsorption material with double ligands is C11H11N15Zn2O6, the molecular weight is 580.09, the dual ligands are 2,5-dihydroxyl terephthalic acid and 5-amino tetrazole, and the MOF with double ligands has an excellent adsorption performance on heavy metal ions; and the MOF with double ligands is modified through a potassium permanganate oxidation modification method, so that the modified composite material double-ligand MOF-KMnO4 with good adsorption performance on cadmium ions is prepared. According to the present invention, the single ligand structureof a traditional MOF material is improved, cadmium, lead, copper and other pollutants in the wastewater can be effectively removed, and the MOF has the advantages of simple structure, reasonable design and easy manufacturing.

A sensor device includes a substrate and a sensor chip held on the substrate. The substrate includes a flow channel. The sensor chip includes a plate. The plate includes a first surface and a second surface opposite to the first surface. A plurality of through holes each penetrates through the first surface and the second surface. A direction of a line segment connecting centers of any two adjacent through holes among the plurality of through holes is neither parallel nor perpendicular to the center line of the flow channel.

The invention discloses integrated cutting and grinding equipment with a transmission structure and for mold slide inserts, and relates to the technical field of cutting and grinding. The equipment comprises a main body and a base, wherein dust suction devices are arranged at both ends of the inner part of the main body, a connecting rod is installed in the middle of the inner part of the main body, a hydraulic cylinder is arranged on the outer part of the rear end of the connecting rod, and a cutting assembly is connected to the outer part of the front end of the connecting rod. According tothe equipment, through the arrangement of a buffer device, when articles fall from a conveyor belt into a storage frame, a good effect of buffering and force unloading is achieved, quick sliding of the articles can be ensured, and at the same time, the articles are well protected, the damage caused by gravity is avoided, a good mute effect is also achieved, the damage caused by directly impactingthe inner part of the storage frame by the articles when dropping is avoided, and at the same time, force unloading strips equidistantly distributed inside the storage frame can be used to protect thearticles in a force unloading mode again, and double protection effectively provides safety guarantee for delivery and collection of the articles.

The invention discloses a biological deodorizing device. The device comprises a water storage tank, a gas inlet tube and a water inlet tube are inserted to the upper sidewall of the water storage tank, the lower end of the gas inlet tube extends into water, the upper end of the gas inlet tube is connected with an exhaust fan, the lower end of the water inlet tube is located above the water level,the upper end of the water inlet tube is connected with an external water pump, the inner wall of one side of the water storage tank is fixedly provided with a first telescopic rod, an L-shaped plateis horizontally fixedly arranged at the driving end of the first telescopic rod, and the lower sidewall of the L-shaped plate is provided with a circular arc surface. A biological deodorizing technology includes the following steps: 1) turning on the external exhaust fan to discharge external odor into the water storage tank through the gas inlet tube. Floating matters and impurity particles in exhaust gas are treated by water washing; exhaust gas is poured into a collection tank, is collected, is washed with water, and then is output; and a UV lamp tube, a porous microbial filler tube and a woven fabric are used to decompose the odor and adsorb harmful substances, so the treatment of odor is achieved.

The invention discloses an extraction and separation device of a dissolving solution for neodymium iron boron waste recovery. The extraction and separation device comprises an extraction mechanism and a circulation mechanism, one end of the circulation mechanism is arranged in the extraction mechanism, and the other end of the circulation mechanism is arranged on one side of the extraction mechanism. The extraction and separation device has the beneficial effects that an electromagnetic chuck is electrified, fine neodymium iron boron suspended in a dissolving solution can be adsorbed on the upper surface of the overflow block, further impurity removal treatment is achieved, the dissolving solution overflows from the overflow block, the principle effect is the same as that of pouring the dissolving solution into a box, the dissolving solution and an extraction agent can be fully mixed conveniently, the extraction effect is improved, when the device is used for extraction, the mixing uniformity of the dissolving solution and the extracting agent is high, the extraction effect is remarkable, one water pump is used for completing cyclic uniform extraction and separation and discharge of an extracting solution, the design cost of the device is reduced, the mechanism design is simple, the occupied space is small, and the use cost is low.

The invention discloses a welding platform with an adjustable device. The welding platform comprises a welding pedestal, goggles, a blocking mirror body, a mirror body adjusting arm, an adjusting slide block, a bolt fixing welding table, a welding fume adsorbing device, an adsorbing device supporting column, an adsorbing device rotating arm and an adsorbing device adjusting arm, wherein the bottomof the welding pedestal is equipped with a supporting leg structure; a welding fume purifying box bolt is fixedly arranged on the center position of the bottom of the welding pedestal, and communicates with the welding fume adsorbing device at the upper side through a pipeline; and the welding fume adsorbing device consists of the adsorbing device supporting column, the adsorbing device rotatingarm and the adsorbing device adjusting arm. Three welding platforms are symmetrically arranged on the upper side end surface of the welding pedestal of the welding platform with the adjustable device,and the three welding platforms are separately an elastic limiting welding table, a rotating welding table and a bolt fixing welding table. The welding platform is beneficial for integrating different welding stations to meet more welding needs, so that welding operation is performed more conveniently.

The invention relates to a method for treating methylene blue dye wastewater. Firstly, diatomite is evenly mixed with calcium raw materials, alkali activator and water, and is put in a high-pressure hydrothermal reaction kettle after the compression molding to react for 1-48 hours at the temperature of 100-200 DEG C to obtain a diatomite-based porous adsorbent containing C-S-H, tobermorite and analcite; then, the diatomite-based porous adsorbent is put in a conical bottle accommodated with a liquid culture medium; 5-20% of yeast powder by mass is added to regulate the pH to be 5-8 and to cultivate for 2-48 h under the constant-temperature condition of 15-35 DEG C on a reciprocal shaking table with the speed of 60-120 rpm so as to obtain a yeast-loaded diatomite-based porous adsorbent; finally, 1-10 g of the yeast-loaded porous adsorbent is added in the methylene blue dye wastewater with per liter concentration of 100-1000 mg / L to treat for 1-48 h at the temperature of 25-45 DEG C on the reciprocal shaking table with the pH of 4 to 10 and the speed of 60-120 rpm; the concentration of the treated methylene blue wastewater is measured through a spectrophotometer method; the result shows that the removal rate of the methylene blue dye exceeds 90%. The method has the advantages of simple process, low cost and no secondary pollution, and is suitable for the industrial treatment of the methylene blue dye wastewater.

The invention relates to a stem cell culture device, and belongs to the technical field of stem cell culture. The stem cell culture device includes a box body, the box body is provided with a liquid storage tank, a liquid pump and a liquid outlet pipe, the liquid storage box is connected with the liquid pump, the liquid pump is provided with a liquid outlet pipe, the liquid outlet pipe is providedwith a horizontal pipe, the horizontal pipe is provided with a spray head, the box body is provided with a rotating motor, the rotating motor is provided with a turntable, the turntable is provided with an insert hole, the insert hole is matched with the spray head, the insert hole is provided with a limiting structure, the box body is provided with an air inlet pipe and an air outlet pipe, the air inlet pipe is provided with a casing pipe, the casing pipe is provided with a movable plate, the casing pipe and the movable plate are provided with through holes, the casing pipe is provided withan adsorbent, the air inlet pipe is provided with a mounting frame, the mounting frame is provided with an induced draft fan, the air outlet pipe is provided with a one-way control structure, the boxbody is provided with a door panel, the door panel is provided with a sealing gasket for sealing, and a glass window for observation is fixedly installed in a through groove of the door panel. A culture dish is inserted into the insert hole, a second spring of the limiting structure pushes a movable block to abut against the culture dish so as to limit the culture dish in the insert hole, the stability of the culture dish is ensured, and the stability of stem cell culture is ensured.

The invention belongs to the technical field of chemical engineering and particularly relates to a refining process of o-nitrophenol. According to the refining process of the o-nitrophenol, 100kg of o-nitroanisole is excessively recovered from per 10 tons of waste water, and the production cost of the o-nitroanisole is reduced. Active carbon is added for absorption, the purity of the o-nitrophenol is improved, and the original content lower than 95 percent is improved to the content higher than 99 percent. The activated carbon regeneration is carried out, the o-nitroanisole is further extracted, activated carbon can be cyclically utilized, and meanwhile, the recovery rate of the o-nitroanisole is improved. In the original process, the purification can be carried out only through the rectification. According to the refining process provided by the invention, the purity of the o-nitrophenol can be improved through distillation, and energy sources and equipment are saved. The waste water chemical oxygen demand (COD) is reduced by a half through being compared with the results of the original process, impurities are absorbed by the active carbon, the content of the impurities is greatly reduced, and the waste water treatment by resin absorption is favorably realized.

The invention relates to a shell installation device of a water meter, which includes a water inlet pipe, a support plate, a fixed block, a water outlet pipe, a gear box, a cover door, a fixed base, a shell, a lighting lamp, a battery and a fixed buckle. The fixed base Both sides of the top end are provided with second slide rails, and the top of the fixed base is equipped with a housing, and both sides of the bottom end of the housing are equipped with second slide blocks, and the second slide blocks are connected to the second slide rails. connected, the top of one side of the housing is horizontally installed with a water inlet pipe, and the bottom end of the housing away from the side of the water inlet pipe is horizontally installed with an outlet pipe. The present invention is installed with the first slide block, the first slide rail, the second slide block and the second slide rail, so that the housing is easy to disassemble and install, and at the same time, the device is equipped with a lighting lamp and a storage battery to read the water meter at night The storage battery supplies power to the lighting lamp, so that the water meter reading can be seen more clearly, which is convenient for use.

The invention is suitable for the technical field of ventilation systems, and provides a self-cleaning purification device for a ventilation system. The purification device comprises a device body, aflexible filter cartridge, two groups of reciprocating vibration assemblies, a swinging assembly, a rotating shaft and an adsorption assembly, wherein the device body is hollow; the flexible filter cartridge is arranged in the middle of the interior of the device body, the upper end and the lower end of the flexible filter cartridge are installed on an upper connecting ring and a lower sealing ring respectively, and the flexible filter cartridge is used for filtering air entering the device body; the two groups of reciprocating vibration assemblies correspondingly drive the upper connecting ring and the lower sealing ring to vibrate up and down in a reciprocating manner; the swinging assembly is arranged in the middle of the interior of the flexible filter cartridge; the rotating shaft isarranged in the flexible filter cartridge in a self-rotating mode, the two ends of the rotating shaft are rotationally installed on the device body, and the rotating shaft provides power for rotationof the two groups of reciprocating vibration assemblies and the swing assembly; and the adsorption assembly is installed on the device body and used for collecting dust in the self-cleaning process ofthe reciprocating vibration assemblies and the swing assembly.

The invention discloses a turning and grinding integrated machine with a locating structure and for numerical control machining, and relates to the technical field of turning and grinding integrated machines. The turning and grinding integrated machine comprises a top plate and a base. A top cavity is arranged at the bottom of the top plate, and an adjusting device is mounted in the top cavity. Through the arrangement of a fan, when a grinding wheel is driven through the combined action of a second motor and a connecting shaft to rotate to machine objects needing to be machined, scraps duringmachining can be absorbed through the fan, and the problems that many scraps are generated in the object machining process, and inconvenience is brought to object machining are avoided; and meanwhile,the fan is connected with a dust collection frame through a windblown dust pipe, finally absorbed dust can fall into a drawing groove in the dust collection frame, the drawing groove can be moved outfrom the interior of the dust collection frame in the long-time use process, users can treat dust in the drawing groove conveniently in a unified manner, the structure is simple, and the machine is convenient for users to use.

The invention discloses an adsorbent for heavy metal waste liquid treatment. The adsorbent mainly comprises shaddock peel, persimmon peel and solid alkali. A preparation method of the adsorbent comprises mixing shaddock peel and persimmon peel, cleaning the shaddock peel and persimmon peel through water to obtain a mixture, mixing the mixture, solid alkali and water for a reaction, and filtering the reaction product to obtain the adsorbent. A use method of the adsorbent comprises adjusting pH of a heavy metal waste liquid to 6-7, adding the adsorbent into the heavy metal waste liquid, carrying out uniform stirring, and carrying out standing for 10 to 15 minutes. The shaddock peel contains abundant proteins and organic acids, and the persimmon skin contains a large amount of tannic acid. The components can complex a large amount of heavy metal ions in the heavy metal waste liquid. The waste liquid treatment method utilizes the natural shaddock peel and persimmon peel, has simple processes and significant effects, greatly reduces a treatment cost and a treatment cycle, does not cause secondary pollution and is an energy-saving and environmental-protection wastewater treatment method.

The invention discloses a continuous product detection device and method convenient for sampling, and the device comprises a fixed seat, and an automatic clamping and sampling assembly is fixedly installed at the edge of the top end of the fixed seat. The automatic clamping and sampling assembly is mainly formed by combining an electric rotating shaft, a sampling driving gear, a sampling driven gear, a sampling connecting rod, a sampling sliding rod and a sampling connecting frame, the electric rotating shaft has the function of taking materials from a cutting knife, and the sampling driving gear, the sampling driven gear, the sampling connecting rod, the sampling sliding rod and the sampling connecting frame have the function of synchronously taking materials from a needle cylinder; through cooperation of the automatic clamping and sampling assembly and the rotary buffering and collecting assembly, a worker can conveniently carry out positioning and sampling treatment on materials, the material sampling process of the worker is optimized, the stability of the material sampling process is guaranteed, meanwhile, the worker can conveniently carry out storage treatment on sampled waste materials, and the working efficiency is improved. And the pollution to the external environment caused by peculiar smell generated by placing the waste materials everywhere is avoided.

The invention discloses an oil fume waste gas treatment device for a kitchen. The oil fume waste gas treatment device for the kitchen comprises a gas inlet funnel; the inner wall of one side of the gas inlet funnel is provided with a placement frame; the outer wall of one side of the placement frame is provided with an exhaust fan; the inner wall of one side of the gas inlet funnel is provided with an oil fume pipe; one end, far away from the gas inlet funnel, of the outer wall of the oil fume pipe is provided with a treatment tank; the positions, close to the top and the bottom, of the innerwall of one side of the treatment tank are provided with fixed sheets respectively; the outer wall of the top of the treatment tank is provided with air inlets which are distributed at an equal interval; the inner walls of the two sides of each air inlet are provided with bulges respectively; the position, at the bottom, of the outer wall of one side of the treatment tank is provided with a rectangular hole; and a drawing plate is connected to the inner wall of the bottom of the rectangular hole in an inserting manner. The oil fume waste gas treatment device for the kitchen can prevent the phenomenon that oil fume is difficulty cleaned due to high temperature, can clean relatively large particle impurities in the oil fume, can retard the flowing speed of the oil fume and prevents the phenomenon that the device cannot timely perform purification treatment on the oil fume caused by too rapid flowing speed of the oil fume.

The invention discloses batching equipment for environment-friendly impervious concrete production, and relates to the technical field of batching equipment for concrete production, the batching equipment comprises a batching equipment main body and a conveying device, the conveying device is arranged at the bottom of the batching equipment main body, and the upper surface of the batching equipment main body is fixedly connected with a feeding hopper; and the outer side of the batching equipment main body is fixedly connected with a support frame. Through cooperation of the eduction pipe, the air exhaust assembly, the water adsorption tank, the water inlet pipe, the air outlet pipe and the blow-off pipe, when a large amount of dust is generated in the batching equipment main body, firstly, the dust generated in the batching equipment main body is extracted through the eduction pipe under the action of the air exhaust assembly and is guided into the water adsorption tank, and adsorbed water is guided into the batching equipment main body through the water inlet pipe; dust guided by the air exhaust assembly is adsorbed, treated air is discharged through the air outlet pipe, adsorbed water obtained after dust is filtered is discharged through the blow-off pipe, dust is prevented from escaping into the production environment, and it is guaranteed that the environment quality of a production site is good.

The invention relates to the technical field of rural sewage treatment, and discloses an underground rural sewage treatment device. The underground rural sewage treatment device comprises an enclosure, wherein the enclosure is embedded under the ground; a hydrolysis acidification tank is fixedly mounted at the bottom of an inner cavity of the enclosure; a reaction tank, an anaerobic tank, an anoxic tank, an aerobic tank, a precipitation tank and a disinfection tank are successively arranged on the right side of the hydrolytic acidification tank; the bottoms of the reaction tank, the anaerobictank, the anoxic tank, the aerobic tank, the precipitation tank and the disinfection tank are all fixedly connected with the bottom of the inner cavity of the enclosure. According to the underground rural sewage treatment device, a floor drain, a water collection box and a flow guide pipe are used for collecting rural ground surface sewage; a filtering pipe is used for conveying the ground surfacesewage into the hydrolysis acidification tank, so that the rural ground surface sewage can be conveniently collected and treated, and the pollution to the environment caused by free flowing of the ground surface sewage is avoided; the reaction tank, the anaerobic tank, the anoxic tank, the aerobic tank, the precipitation tank and the disinfection tank are used for jointly treating the sewage, andthe rural sewage treatment efficiency of the device can be favorably improved.

The invention belongs to the technical field of chemical engineering and particularly relates to a refining process of o-nitrophenol. According to the refining process of the o-nitrophenol, 100kg of o-nitroanisole is excessively recovered from per 10 tons of waste water, and the production cost of the o-nitroanisole is reduced. Active carbon is added for absorption, the purity of the o-nitrophenol is improved, and the original content lower than 95 percent is improved to the content higher than 99 percent. The activated carbon regeneration is carried out, the o-nitroanisole is further extracted, activated carbon can be cyclically utilized, and meanwhile, the recovery rate of the o-nitroanisole is improved. In the original process, the purification can be carried out only through the rectification. According to the refining process provided by the invention, the purity of the o-nitrophenol can be improved through distillation, and energy sources and equipment are saved. The waste water chemical oxygen demand (COD) is reduced by a half through being compared with the results of the original process, impurities are absorbed by the active carbon, the content of the impurities is greatly reduced, and the waste water treatment by resin absorption is favorably realized.

The invention discloses an oil fume waste gas treatment device for a kitchen. The oil fume waste gas treatment device for the kitchen comprises a gas inlet funnel; the inner wall of one side of the gas inlet funnel is provided with a placement frame; the outer wall of one side of the placement frame is provided with an exhaust fan; the inner wall of one side of the gas inlet funnel is provided with an oil fume pipe; one end, far away from the gas inlet funnel, of the outer wall of the oil fume pipe is provided with a treatment tank; the positions, close to the top and the bottom, of the innerwall of one side of the treatment tank are provided with fixed sheets respectively; the outer wall of the top of the treatment tank is provided with air inlets which are distributed at an equal interval; the inner walls of the two sides of each air inlet are provided with bulges respectively; the position, at the bottom, of the outer wall of one side of the treatment tank is provided with a rectangular hole; and a drawing plate is connected to the inner wall of the bottom of the rectangular hole in an inserting manner. The oil fume waste gas treatment device for the kitchen can prevent the phenomenon that oil fume is difficulty cleaned due to high temperature, can clean relatively large particle impurities in the oil fume, can retard the flowing speed of the oil fume and prevents the phenomenon that the device cannot timely perform purification treatment on the oil fume caused by too rapid flowing speed of the oil fume.

The invention discloses a magnetic suspension motor with high reliability vibration compensation, including a motor body, First leg, Heat dissipation rib, second leg, bearing cap, end cap, Position sensor, impeller, rotor, demarcation line, limit ring, mounting shaft, axial cushioning mechanism, Iron core, impeller blade, electrostatic precipitator, Filter screen and seal cover, the bottom side ofthe motor main body is provided with a first leg, one side of the first leg is provided with a second leg, one side of the motor main body is provided with a rotor sleeve, the other side of the motormain body is provided with an end cover. The side end of the rotor sleeve is provided with a finite position ring, the middle part of the limit ring is provided with a position sensor, and one side of the position sensor is provided with a rotor. Under the high-speed operation, the phenomenon of the rotor jumping can be eliminated by using an axial cushioning mechanism, and the axial force of therotor can be counteracted, so that the movement of the rotor is stable, and the labor intensity of the working personnel is reduced.

The invention discloses a dust collecting device for a logistics conveying belt, and relates to the technical field of logistics. The dust collecting device comprises a dust collecting box and a lifting box, the dust collecting box and the lifting box are each of a box body structure, an opening, lifting rods and telescopic rods are arranged on the upper surface of the lifting box, the lifting rods are installed in the opening and extend into the lifting box, shaft sleeves are fixedly installed on the upper bottom face and the lower bottom face of the inner wall of the lifting box, a threadedrod is installed between the two shaft sleeves, a movable thread sleeve and a first driven gear are arranged on the peripheral side face of the threaded rod, and moving rods are fixedly installed on the two side faces of the movable thread sleeve and fixedly connected with the lifting rods. By arranging the telescopic rods, equipment supporting is facilitated, and the stability of the equipment isimproved; and by arranging the lifting rods, the height of the dust collecting box is conveniently adjusted, the dust collecting range of the dust collecting box is expanded, and the dust collectingdevice is compact in structure, convenient and practical.

The invention relates to a subway train air disinfection device and a subway train carriage equipped with the device, the device includes a device shell, an air inlet, a spraying part, a water treatment part, a rotating dust collection part, a fan, a water absorption part, a photocatalytic Parts, UV Supplementary Treatment Parts, Ozone Treatment Parts and Air Outlets. Through the specific setting of each component, during the operation of the subway, the air is sterilized by ultraviolet light after extracting the air, and the air is further sterilized by ozone during the non-operating period of the subway, thus greatly avoiding viruses and germs during the subway ride Concentrate in the air and cause health effects on passengers.

The invention relates to an outdoor multifunctional electric grill which comprises a connecting key, a supporting rod, a hollow fixing column, a hollow plate, an inverter, a storage battery, an analog-digital converter, a single-chip microcomputer, a second air cylinder, a lifting rod, a seasoning box, a gas pump and a smoke sensor. The lifting rod is installed at the upper end of the second air cylinder. The supporting rod is installed at the upper end of the lifting rod. The hollow plate is fixedly arranged at the right end of the hollow fixing column and located above a barbecue plate, the hollow plate is connected with the barbecue plate through the hollow fixing column, a solar photovoltaic plate is installed at the upper end of the hollow plate, the connecting key is fixedly arranged at the left end of the solar photovoltaic plate, the upper end of the supporting rod is located inside the connecting key, illuminating lamps are installed at the lower ends of the hollow plate and a heating plate, an air purifier is fixed to the bottom end face inside the hollow plate, and an air inlet pipe is installed at the lower end of the air purifier. The outdoor multifunctional electric grill can fry dishes, can perform barbecuing, saves energy, and is environmentally friendly and convenient to fix.