58 results about "Aluminum dust" patented technology

The invention discloses a battery cell surface insulating layer jet printing method which comprises the following steps: S1, pretreatment: performing texturing treatment on the surface of a battery cell by adopting flat-top laser, synchronously performing dust removal treatment, and then performing plasma cleaning treatment on the battery cell with the textured surface; s2, confirming a jet printing area: identifying and positioning the jet printing area on the surface of the battery cell by adopting visual positioning equipment; s3, jet printing: carrying out jet printing and curing on the jet printing area so as to jet-print an insulating layer on the surface of the battery cell to obtain a jet-printed battery cell; and S4, detection: detecting the jet-printed battery cell to judge whether the jet-printed battery cell reaches the standard or not. According to the invention, the roughness and efficiency of the texturing treatment on the surface of the battery cell are improved through the pretreatment process, so that the adhesive force of the surface of the battery cell is improved, the aluminum powder on the surface of the battery cell is thoroughly removed, the appearance defects of white spots, hard spots and the like on the surface of the battery cell subjected to jet printing of the insulating layer are avoided, and the insulation and pressure resistance and shear strength of the insulating layer are improved.

The invention discloses an environment-friendly aluminum dust suppressant and a preparation method thereof. The dust suppressant is prepared from the following raw materials in percentage by mass: 0.1%-0.3% of L-malic acid, 0.4%-0.6% of sodium polyacrylate, 0.7%-0.9% of chitosan, 1%-3% of rhamnolipid, 0.5%-0.7% of glycerol, 0.4%-0.6% of ethylene glycol and the balance of deionized water. The preparation method comprises the following steps: adding the L-malic acid into the deionized water according to the formula ratio to obtain an L-malic acid aqueous solution, then sequentially adding the sodium polyacrylate, the chitosan, the rhamnolipid, the glycerol and the ethylene glycol, and stirring until the raw materials are completely dissolved when one new raw material is added every time, so as to finally prepare the environment-friendly aluminum dust suppressant. The preparation method is simple, and the prepared dust suppressant can effectively inhibit flying of aluminum dust, reduce harm of the aluminum dust to the environment and the human body, inhibit the aluminum dust from reacting with water to generate hydrogen, and improve the safety of industrial production.

The present invention relates to the technical field of aluminum slurry filter pressing, and specifically to an auxiliary unloading device for a filter press for aluminum slurry production, comprising a dust removal mechanism installed on one side of the filter press, the dust removal mechanism comprising an exhaust fan located on one side of the filter press, the exhaust end of the exhaust fan being equipped with a connecting pipe, the bottom of the connecting pipe being connected to a dust suction pipe; a unloading mechanism for auxiliary unloading is provided on one side of the dust removal mechanism, the unloading mechanism comprising a discharge box located at the bottom of the filter press, a main shaft rotating inside the connecting pipe, a synchronous belt being installed at one end of the main shaft, and a screw shaft located on one side of the discharge box being installed at one end of the synchronous belt. The purpose of the present invention is to provide an auxiliary unloading device for a filter press for aluminum slurry production, which can automatically sort complete filter cakes and broken filter cakes, and can automatically extract dust generated inside the discharge box, thereby improving work efficiency and the working environment of the staff.

The application discloses a kind of multi-specification double-sided milling equipment negative pressure dust removal design manufacturing method, comprising the following steps: (1) milling machine milling operation;(2) broken machine crushing treatment;(3) air pipe transport;(4) cyclone separator separation operation;(5) fan suction and transport;(6) discharge filtration treatment.The application makes targeted improvement and innovation to dust suction structure, air flow organization and membrane for adsorbing aluminum dust, improves dust removal efficiency and aluminum scrap collection efficiency, improves production environment, reduces safety hazards caused by aluminum scrap accumulation, and significantly improves the comprehensive economic benefits of enterprises.

Gelling wet powder dust removal equipment with water vapor comprises a stirring tank and a plate type dust remover body, a cement feeding pipe, an aluminum powder feeding pipe, a mixed material feeding pipe and a dust removal fixing pipe are installed on the stirring tank, the dust removal fixing pipe is sleeved with an exhaust cloth bag, a dust removal connecting pipe is arranged on the outer side of the exhaust cloth bag, and the exhaust cloth bag is installed on the inner side of the dust removal connecting pipe; the top of the dust removal connecting pipe is provided with a dust suction pipe, the dust suction pipe is communicated with the plate-type dust remover main body, the detachable air exhaust cloth bag is arranged, in the dust removal stage, the air exhaust cloth bag ensures efficient suction of dust, in the stirring stage, the air exhaust cloth bag provides a discharge channel for water vapor, filter plate condensation, hardening and blockage are prevented, and in the discharging stage, the dust removal efficiency is improved. External air can be supplemented into the stirring tank through the air exhaust cloth bag, negative pressure is eliminated, and smooth discharging and stable production rhythm are guaranteed.

The utility model relates to the technical field of slab ingot processing equipment, in particular to a conveying device for sawing slab ingots, which comprises a base and a plurality of sawing roller ways rotationally arranged on the base, the plurality of sawing roller ways are sequentially arranged along the sawing direction of the slab ingots, and shafts at two ends of each sawing roller way are provided with bearing seats. Each bearing seat is fixedly connected to the base, and dust covers are arranged at the joints of shafts at the two ends of each saw cutting roller way and the bearing seats. The conveying device further comprises a transmission assembly, the transmission assembly comprises a plurality of chain wheels and transmission chains, the chain wheels are fixedly connected with the ends of the shafts of the saw cutting roller ways, each chain wheel is provided with transmission wheel teeth, and each transmission chain is arranged on the transmission wheel teeth on the same side of every two adjacent chain wheels in a sleeving mode. According to the conveying device for sawing the slab ingots, the plurality of chain wheels and the transmission chain are used for transmission, so that the plurality of sawing roller ways are driven to rotate; and the dustproof cover can well prevent aluminum powder generated by cutting the slab ingot from entering the bearing seat.

The application relates to the field of building materials, in particular to a thermal insulation aerated brick and a preparation method thereof. The thermal insulation aerated brick comprises the following raw materials in parts by weight: cement 20-30 parts; lime 30-40 parts; gypsum 3-6 parts; fly ash 110-130 parts; aluminum powder 0.3-0.5 parts; dispersant 0.3-0.6 parts; mixed water reducing agent 0.5-0.7 parts; grinding aid 0.1-0.3 parts; and water 70-80 parts. The mixed water reducing agent is formed by mixing rosin thermopolymer air entraining agent, naphthalene series water reducing agent and polycarboxylic acid water reducing agent, and the weight ratio of the rosin thermopolymer air entraining agent, the naphthalene series water reducing agent and the polycarboxylic acid water reducing agent is (5-6):(1.5-2.5):(4.5-5.5). The application has the characteristics of improving the thermal insulation performance of the aerated brick.

The utility model relates to an atomized aluminum powder bag-type dust collector which comprises a dust collector body and a sealing cover and is technically characterized in that a square annular horizontal supporting plate is arranged in the middle of the outer surface of the sealing cover, a vertical lug plate is arranged on the upper surface of the square annular horizontal supporting plate, a hanging hole is formed in the upper portion of the vertical lug plate, and supports are symmetrically arranged on the front side and the rear side of the dust collector body. Lifting cylinders are arranged at the positions, corresponding to the four corners of the square-ring-shaped horizontal supporting plate, of the support respectively, the top ends of cylinder rods of each set of lifting cylinders jointly support a horizontal push rod, the left horizontal push rod and the right horizontal push rod are located below the left edge and the right edge of the square-ring-shaped horizontal supporting plate, a slidable trolley is supported at the top of the support, and a left bidirectional horizontal telescopic cylinder and a right bidirectional horizontal telescopic cylinder are arranged at the bottom of the slidable trolley. L-shaped hooks are symmetrically arranged at the tail ends of two telescopic rods of the two-way horizontal telescopic cylinders, and the two L-shaped hooks on the same two-way horizontal telescopic cylinder point to the hanging holes in the two vertical lug plates on the same side. The sealing cover is fast and convenient to disassemble and assemble, and the operation efficiency is further improved.

The present invention belongs to the technical field of functional polymer materials, and discloses a wear-resistant and heat-dissipating rubber masterbatch and a preparation method. Aromatic oil is used to pre-treat carbon black and white carbon black as material A, so that the fluffy carbon black and white carbon black are dense and dust is avoided; aluminum silicate short fibers, polytetrafluoroethylene short fibers, micron-grade ceramic powder, and metal aluminum powder are dispersed in more paraffin wax as material B, which solves the problem that it is difficult to disperse the fibers directly added to rubber. Material A, material B, and EVA are extruded and granulated in a screw extruder, so that the wear-resistant filler and the heat-dissipating filler are dispersed and concentrated in the masterbatch. The wear-resistant and heat-dissipating masterbatch is directly added to the rubber during rubber mixing, and the masterbatch is easy to disperse in the rubber, avoiding the generation of dust at the mixing production site, which greatly facilitates production.

The utility model discloses a kind of aluminum ash dust purification treatment devices, belong to aluminum ash processing technical field, including collection box, dust suction port is opened on the side surface of collection box, joint sleeve located in the periphery of dust suction port is fixed on the outside wall of collection box, multiple air suction fan blades are fixed on the side surface of shaft rod, exhaust port is opened on the end of collection box away from dust suction port, dust filter screen plate is fixed in exhaust port, the inside of collection box is provided with the brush cleaning component that the inside wall of collection box is cleaned;The utility model inhales the inside of collection box to a large number of aluminum ash dust in external environment by dust suction port, and aluminum ash dust particles in airflow are filtered and intercepted by dust filter screen plate, and the aluminum ash dust adhered to the inside wall around the inside of collection box is brushed down by brush cleaning component, so that the inside wall around the inside of collection box is cleaned quickly, improve cleaning efficiency and cleaning convenience, reach better cleaning effect.

Preparation method of an expandable phosphorus-boron composite inhibitor and its application in suppressing aluminum dust explosion, belonging to the field of dust explosion safety protection. The dispersibility of ammonium polyphosphate is increased by 3-aminopropyltriethoxysilane, and expandable graphite is introduced to enhance the barrier performance against oxidants, obtaining 5KAPP expandable phosphorus-containing inhibitor. The neutralization reaction between boric acid and zinc oxide is regulated, and Al(OH)3 is introduced to improve the heat barrier capacity of the decomposition products of zinc borate, obtaining B1A1 boron-containing synergistic inhibitor. Then 5KAPP and B1A1 are mechanically compounded to finally prepare P1B2 expandable phosphorus-boron composite inhibitor, whose initial decomposition temperature is reduced to 75 °C, the heat absorption per unit increases to 698 J / g, and the physical coating layer covering the combustible medium can be expanded up to 520 times at most; the critical inhibition concentration for 30-μm aluminum dust explosion is reduced to 400 g / m³, and the efficient suppression of the explosion flame and overpressure of aluminum dust can be achieved.

The present application relates to a kind of full-closed smoke removal type dust collector, it includes frame (1), the frame (1) is provided with cyclone barrel (2), the aluminum scrap collection barrel (3) is provided below cyclone barrel (2), the aluminum scrap collection barrel (3) is provided with hook (6) on left and right sides, the hook (5) of the aluminum scrap collection barrel (3) is connected with hook (6) cooperation.The present application relates to a kind of full-closed smoke removal type dust collector, it can be combined with frame by the aluminum scrap collection barrel through hook, so that the whole dust collector forms full-closed structure, can effectively prevent sawing smoke overflow and the situation that aluminum scrap, aluminum powder fly randomly occurs.

A shell leveling device for maintenance of a power battery pack relates to the technical field of battery maintenance and comprises a workbench, a support frame, a connecting plate, a fixing seat, a hydraulic cylinder and a shaping device, the inverted-L-shaped support frame is arranged on the side face of the workbench, the connecting plate is arranged above the workbench, the detachable fixing seat is arranged above the connecting plate, the hydraulic cylinder is arranged above the support frame, and the shaping device is arranged above the hydraulic cylinder. A hydraulic cylinder piston extends downwards to penetrate through the supporting frame, and a shaping device is arranged at the lower end of the hydraulic cylinder piston and matched with the fixing base. The detachable fixing seat is arranged on the workbench, so that a to-be-maintained workpiece is conveniently fixed, and maintenance is convenient; by arranging the shaping disc, the deformed workpiece can be conveniently trimmed; by arranging the heating device, the workpiece is heated, so that the workpiece is softened, and trimming is convenient; and a dust collector and a dust collection pipe are arranged, so that aluminum powder and dust are conveniently absorbed, and the probability of accidents caused by overheating in the machining process is reduced.

The utility model provides an aluminum material polishing device with a dust collecting function, which belongs to the technical field of aluminum material processing, and comprises a workbench, a conveying motor, a support frame, a dust collecting device, a dust collecting device and a dust collecting device, the dust collection structure comprises a collection shell fixed to the bottom end of the motor frame, an exhaust port formed in one side of the bottom end of the collection shell and a dust suction assembly arranged in the collection shell. According to the device, the polishing motor drives the turbine fan blades to rotate, dust in the splash-proof shell enters the collecting shell along with air through the connecting hose, meanwhile, the filter screen filters the air moving towards the turbine fan blades, and therefore the aluminum powder collecting function of the device is achieved, the dust is collected in time, and the dust removal efficiency is improved. Clean and normal operation of equipment can be kept, and meanwhile, the concentration of aluminum powder in air is remarkably reduced, so that the risk that workers inhale the aluminum powder is reduced, the respiratory system health of the workers is guaranteed, and the safety of the device is enhanced.

The utility model relates to a drum screen equipment technical field especially relates to a kind of screen cleaning device for drum screen. Including the drum screen body being rotatably arranged on support frame, support frame is fixed with cover body, cover body is rotatably provided with brush roll, brush roll is between cover body and drum screen body, bristle on brush roll contacts drum screen body, the rotating direction of brush roll and drum screen body is opposite, further include vibration mechanism, vibration mechanism includes limiting cylinder, vibrating ball and fixed plate, limiting cylinder is fixed in the side of cover body close to drum screen body, limiting cylinder lower end opening is arranged, vibrating ball is located in limiting cylinder and lower end contacts to drum screen body, fixed plate is fixed on drum screen body, limiting cylinder is provided with through slot.In the cover body set up and the brush roll of the reverse rotation of drum screen body to clean the aluminum dust on drum screen body, simultaneously set up vibration mechanism to vibrate and fall the aluminum dust on drum screen body, reduce the probability of drum screen body blockage, improve the screening accuracy of drum screen.

The invention discloses a pretreatment process for improving the jet printing yield of an insulating layer on the surface of a battery cell, and the pretreatment process comprises the following steps: S1, carrying out texturing treatment on the surface of the battery cell by adopting flat-top laser, keeping a specific area of the battery cell, and carrying out dust removal treatment on the surface of the battery cell while carrying out texturing treatment; and S2, carrying out plasma cleaning treatment on the battery cell with the textured surface. The pretreatment process can improve the roughness and efficiency of surface texturing treatment of the battery cell, so that the adhesive force of the surface of the battery cell is improved, it is guaranteed that aluminum powder on the surface of the battery cell is thoroughly removed, then appearance defects such as white spots and hard spots on the surface of the battery cell subjected to spray printing of an insulating layer are avoided, and the insulation and pressure resistance performance and the structural strength of the insulating layer are improved.

The utility model relates to aluminium plate processing equipment technical field, concretely is the automatic polishing machine of aluminium plate with dust collection function, including polisher head, polisher head carries out walking action through walking mechanism drive, the side of walking mechanism is installed with horizontal material discharging platform, and the material discharging platform is installed with turnover mechanism, and the turnover mechanism is used for clamping and overturning aluminium plate, and the material discharging platform supports and places aluminium plate, and the upper side of material discharging platform is installed with dust suction pipeline. In the automatic polishing machine of aluminium plate with dust collection function, in the dust collection aspect, the equipment sets up dust suction pipeline on the upper side of material discharging platform, and the side surface of dust suction pipeline close to material discharging platform is provided with several uniform arrangement dust suction holes, cooperates the air pipe of end head installation and the dust remover of connection, forms the efficient dust collection system. Can quickly through dust suction hole inhale dust suction pipeline to the aluminium powder generated in the polishing process, and then is sent into the dust bag in the air pipe and is collected.

The utility model discloses a wet ball mill for raw material ball milling for aluminum fluoride preparation, which comprises a ball milling cylinder, the front end of the ball milling cylinder is connected with a feed bin through uniformly distributed bolts I, the rear end of the ball milling cylinder is connected with a discharge bin through uniformly distributed bolts II, and the rear end of the discharge bin is provided with a discharge pipe. The rear end of the discharging pipe is connected with a material guiding pipe through evenly-distributed third bolts. The dust removing device further comprises a dust removing mechanism. The dust removal mechanism comprises an air outlet cylinder, a circular ring, a first dust removal net, a limiting cylinder and a second dust removal net, the air outlet cylinder is arranged at the upper end of the material guide pipe, the lower end of the air outlet cylinder communicates with the upper end of the material guide pipe, the circular ring is arranged on the bottom wall of the air outlet cylinder, and the first dust removal net is arranged in the circular ring. And aluminum fluoride dust generated in the ball milling process of the aluminum fluoride raw material is effectively adsorbed, and meanwhile, the dust removal net can be quickly mounted and dismounted.

The utility model provides an aluminum wire rewinding machine with a dust removal function, which relates to the technical field of aluminum wire rewinding machines, and comprises a processing table, a frame plate A is fixedly installed on the top of the processing table, a frame plate B is fixedly installed on the top of the processing table, a motor A is fixedly installed on the side of the frame plate B, a winding roller is fixedly installed on the output end of the motor A, a motor B is fixedly installed on the side of the frame plate A, and a threaded rod is fixedly installed on the output end of the motor B. In the utility model, by arranging a mounting plate, an exhaust fan, a frame plate, a dust filter plate, a pipeline, a connecting plate, a chamber, a dust blowing plate, and a dust suction plate, wind pressure and suction can be applied to the aluminum wire during the aluminum wire rewinding process, so that the aluminum powder and dust attached to the surface of the aluminum wire can be effectively absorbed and collected, so that the rewinding quality of the aluminum wire can be effectively improved, and the working environment can be improved, and the service life of the rewinding machine can be increased.

The invention provides a device and method for resource utilization of collected aluminum dust, the device comprises a bin body, a screen is arranged in the middle of the bin body, the interior of the bin body is divided into a bag breaking sealing bin located on the upper side and a buffering bin located on the lower side through the screen, and a bag breaking cutter is further arranged on the screen; the inner wall of the bin body is further provided with a vibrator used for driving the screen in a vibrating mode, the lower side of the buffering bin is provided with a first conveying device, the discharging end of the first conveying device is further provided with a spiral pump, the discharging end of the first conveying device is further provided with a weighing and metering system, and the spiral pump is further connected with a second conveying device. The other end of the second conveying device is connected with a material spraying opening of the combustor through a material and air mixing channel. According to the device and the method for resource utilization of the aluminum dust collection ash, efficient and safe treatment of the aluminum dust collection ash can be realized, and comprehensive recovery and resource reutilization of valuable metals (such as aluminum, magnesium, calcium and the like) in the aluminum dust collection ash can be realized.

The utility model relates to the technical field of aluminum ash collecting equipment, in particular to an aluminum ash screening metal aluminum particle collecting structure which comprises a base and a base, multiple sets of buffer springs are assembled between the base and the base, a vibration motor is assembled at the end, located in the base, of the base, and the vibration motor is connected with the base. A conical pipe is assembled on the surface of the top end of the base; when an aluminum powder raw material is screened, the draught fan on the top of the machine shell operates and blows air into the machine shell, so that aluminum dust raised in the machine shell is guided and penetrates through the screen plate to slide along the inner wall of the conical pipe, rotational flow is formed, and large particles in the dust can fall to the bottom of the conical pipe; fine dust can enter the bent pipe body and enter the ring base through guiding of the bent pipe body, the filter bag body at the bottom of the ring body in the ring base can collect the aluminum dust, air can penetrate through the filter bag body, and the screening effect of the aluminum powder can be improved conveniently.

The utility model relates to the technical field of aluminum phosphide production, in particular to an aluminum phosphide tablet calcining furnace which comprises a calcining furnace body, a hearth arranged in the calcining furnace body, a furnace door hinged to the vertical side wall of the calcining furnace body, a placing plate horizontally and fixedly connected to the lower portion of the inner side wall of the furnace door, and a circular positioning groove formed in the top of the placing plate. A material mixing box is fixedly connected to the top of the calcining furnace body, the circumferential inner wall of the lower end of the material mixing box is of an inverted-cone-shaped structure, a channel is formed in the middle of the top face of the calcining furnace body, a feeding piece is arranged on the left side of the material mixing box, and a material mixing piece is arranged on the right side of the material mixing box; and a blocking piece for blocking the channel is arranged at the top of the calcining furnace body. The utility model has the following beneficial effects: the mixing uniformity of a mixture is greatly improved; automatic discharging of the aluminum powder and red phosphorus mixture is achieved, dust is prevented from hurting the body health of operators, and the closeness of the calcining furnace body is guaranteed. And the operation safety is greatly improved.

The utility model discloses a secondary circulation cleaning device and an electrolytic aluminum dust remover, the electrolytic aluminum dust remover comprises a dust remover box body, the secondary circulation cleaning device comprises a material distribution chute, a sliding assembly and a material blocking piece, the material distribution chute is provided with a feeding port used for being communicated with the dust remover box body, and the material distribution chute comprises a top plate and a bottom plate which are oppositely arranged; first side plates are connected to the ends, away from the feeding opening, of the top plate and the bottom plate correspondingly, and slag removing holes are formed in the first side plates; the sliding assembly is arranged in the first direction, and at least part of the sliding assembly is arranged in the material distribution chute; the material blocking piece is connected to the sliding assembly in a sliding mode, and the material blocking piece is configured to slide in the first direction so as to block or open the feeding port. According to the secondary circulation cleaning device of the electrolytic aluminum dust remover, through the design that a single material distribution chute is allowed to be blocked and cleaned, efficient and flexible maintenance in a single purification system is achieved, the necessity of shutdown of the whole machine is avoided, and the production efficiency and the system stability are remarkably improved.

The utility model discloses a smashing device for waste aluminum ash recovery, which comprises a smashing box, a processing box is fixedly mounted at the bottom of the smashing box, a feeding hopper is fixedly mounted at the top of the smashing box, a dust collection assembly is arranged at the top of the feeding hopper, a dust collection pipe is fixedly mounted between an inlet of an industrial dust collector and a dustproof hopper, and a dust collection pipe is fixedly mounted at the bottom of the smashing box. One end of the dust collection pipe is communicated with the interior of the dustproof hopper, and the other end of the dust collection pipe is communicated with the interior of the industrial dust collector. According to the smashing device for waste aluminum ash recycling, a hydraulic rod is started to drive a transverse plate to move, a dustproof hopper can be driven to move through movement of the transverse plate, the dustproof hopper is buckled on a feeding hopper, an industrial dust collector is started, and dust generated during smashing is absorbed through the industrial dust collector, a dust suction pipe and the dustproof hopper; and therefore, the quantity of dust diffused into the air is greatly reduced, the waste of the aluminum powder is reduced, and the purpose of reducing injury to operators is achieved.

The utility model discloses a dust explosion risk monitoring system which comprises a table top, a supporting plate and a plurality of partition plates, the supporting plate is installed on the table top, the partition plates are fixedly installed on the two sides of the supporting plate and divide the table top into a plurality of stations, and the dust explosion risk monitoring system further comprises a monitoring assembly, a module set and an atomization spraying mechanism. The monitoring assembly comprises a support, a shell, a buzzer and an alarm lamp, the support is fixedly installed on the supporting plate, the shell is installed at the top of the support, the alarm lamp is installed on the shell, the module group and the buzzer are installed in the shell, the module group is electrically connected with the atomization spraying mechanism, and the atomization spraying mechanism is electrically connected with the buzzer. And the atomizing and spraying mechanism is fixedly mounted at the top of the supporting plate. Two threshold values are set through the set module group, the content of the aluminum powder on the station can be monitored, the threshold value A is an early warning threshold value, and the threshold value B is a risk threshold value.

The application discloses a heat storage and waste heat recovery system with automatic back-blowing and dust removal of rotary disturbance for an aluminum smelting furnace, and relates to the technical field of non-ferrous metal smelting waste heat recovery equipment. The system comprises a sealed heat storage box body, a rotary heat storage and heat exchange assembly is arranged in the sealed heat storage box body, a power driving assembly is arranged at the bottom end of the rotary heat storage and heat exchange assembly, high-temperature flue gas inlet ends and flue gas discharge / combustion-supporting air preheating outlet ends are arranged at the two ends of the sealed heat storage box body and are communicated with the sealed heat storage box body, waste residue collecting and discharging assemblies are arranged at the two sides of the inner bottom of the sealed heat storage box body, flue gas heat exchange and flow-through assemblies are communicated with the flue gas discharge / combustion-supporting air preheating outlet ends and the flue gas outlet of the aluminum smelting furnace, the inner bottom of the sealed heat storage box body is communicated with a back-blowing and dust removal assembly, and the power driving assembly, the flue gas heat exchange and flow-through assemblies and the back-blowing and dust removal assembly are connected with a dust removal monitoring and control unit. The application solves the problems of easy adhesion of aluminum dust and residue, serious blockage and large operation and maintenance workload of the existing heat storage box of the aluminum smelting furnace.

The invention discloses a coal gasification slag cementing material composite multi-solid waste foundation pit base material, a preparation method and application, the coal gasification slag cementing material composite multi-solid waste foundation pit base material comprises a cementing material and further comprises composite multi-solid waste, and the preparation method specifically comprises the following steps that a factory is prepared; the preparation method comprises the following steps: 1, drying the components of the cementing material by a dry method, and mixing and stirring for 15-20 minutes; 2, uniformly mixing and stirring the composite multi-solid waste according to a dry method for 8-10 minutes; 3, mixing and stirring the two steps; step 4, putting into a wet stirring tank, adding water and stirring; 5, adding an aluminum powder foaming activator; and 6, after the base material is self-leveled into a horizontal plane and fixed and formed, the base material is covered with a curing film, and the curing time is 72-96 hours. Compared with the prior art, the method has the advantages that a method for changing the cementing material cement in the concrete material as a main component is adopted, the coal-based gasified slag is taken as a main component of the cementing material, the purpose and the effect of the coal-based gasified slag are to reduce the proportion and the dosage of the cement so as to achieve the purposes of low carbon and carbon reduction, and economic benefits and social benefits are achieved.

The utility model discloses an anti-explosion waste aluminum scrap collecting device which comprises a first conveying installation frame, a first pneumatic motor is fixedly installed on one side of the first conveying installation frame, two partition plates are installed on the inner side of the first conveying installation frame, and three first conveying belts are installed between the first conveying installation frame and the two partition plates. A movable scraping plate is fixedly arranged on the outer surface of each first conveying belt, a feeding cover plate is mounted at the upper end of the first conveying mounting frame, three exhaust filter screens are mounted on the upper end face of the feeding cover plate, and a transfer cover is mounted at one end of the first conveying mounting frame; a second conveying mounting frame is mounted at the bottom end of the transfer cover, and a second pneumatic motor is fixedly mounted on one side of the second conveying mounting frame. According to the aluminum scrap collecting and transferring device, conveying and transferring are conducted through the two conveying belts perpendicular to each other, aluminum scraps in airflow can be effectively collected, the collecting and treating efficiency is improved, and people are prevented from being hurt by inhaling aluminum dust.

The utility model provides an aluminum powder paste grinding machine for aerated concrete. It relates to the technical field of aerated concrete production equipment. The aluminum powder paste grinding machine for aerated concrete comprises a grinding shell, two transmission shafts are rotatably installed in the grinding shell, the same direction ends of the two transmission shafts are extended to the outside of the grinding shell, grinding rollers are fixedly sleeved on the two transmission shafts, the two grinding rollers are matched, a discharge pipe is fixedly installed at the bottom of the grinding shell, a breaking shell is fixedly installed at the top of the grinding shell, a rotating shaft is rotatably installed on the top inner wall of the breaking shell, a plurality of breaking pieces are fixedly installed on the rotating shaft, the plurality of breaking pieces are distributed in a complicated manner, and a connecting pipe is fixedly installed at the bottom of the breaking shell. The utility model can improve the grinding degree and recycle a part of aluminum powder in the dust.

The utility model relates to the technical field of dust removers, and particularly discloses an environment-friendly wet-type anti-explosion dust remover which comprises a base, a box body is arranged at the top of the base, a dust removal assembly is arranged in an inner cavity of the box body, the dust removal assembly comprises a water tank, the water tank is located at the bottom of the inner cavity of the box body, and a dust suction machine is arranged above the water tank. The bottom of the dust suction machine makes contact with the top of the box body, and the input end of the dust suction machine communicates with a dust suction pipe. When aluminum dust needs to be treated, firstly, the external dust collection cover is connected to the dust collection pipe, at the moment, the dust collection machine operates, the aluminum dust in the air can be sucked into the dust collection pipe through the dust collection cover, the aluminum dust is conveyed into the dust collection machine through the dust collection pipe, and the aluminum dust is conveyed into the dust outlet pipe through the dust collection machine; aluminum dust is discharged into the water tank through air leakage holes in a dust outlet pipe, at the moment, a motor runs, a rotating rod is driven by the motor to rotate, and stirring blades are driven by the rotating rod to rotate.