330 results about "Aluminum can" patented technology

The invention belongs to the technical field of aluminum alloy production, and particularly discloses a low-carbon, low-cost and safe method for producing a 4343 alloy blank, raw materials are weighed according to a certain proportion, an aluminum melt obtained through smelting in a smelting furnace is refined and subjected to on-line degassing and filtering, the 4343 alloy blank is produced through a continuous casting and rolling method, a finished product is small in crack edge, segregation of internal components of the material is small, and the production cost is low. The method has the advantages that secondary aluminum can be used as raw materials in a large proportion, low carbon and consumption reduction are achieved, and the method is different from a traditional casting production mode, a matched casting deep well is not needed, the phenomenon that cooling water is accumulated in the deep well or a narrow area is avoided, and the explosion problem possibly occurring after high-temperature aluminum water makes contact with the cooling water is avoided; the production process is simple, the safety degree is high, aluminum-strontium alloy is not needed in the production process, the production cost is reduced, and meanwhile the strontium poisoning phenomenon caused by misoperation of field operators is completely eradicated.

The invention discloses a method for recycling valuable components of a lithium battery glue injection module, which comprises the following steps of: integrally discharging: integrally discharging the module, reducing the voltage of the module to be less than 3V, and then entering a crushing system for primary crushing; the lithium battery glue injection module is subjected to crushing treatment through a crushing system, and a primary crushed material with the particle size smaller than or equal to 50 mm is obtained; and high-temperature pyrolysis treatment: conveying the primarily crushed material into a pyrolysis furnace through a screw conveyor, removing the plastic and the adhesive in the primarily crushed material through pyrolysis to obtain a pyrolyzed material, continuously introducing inert gas in the pyrolysis process, and enabling waste gas generated in the pyrolysis process to enter an environment-friendly system to be subjected to up-to-standard emission treatment. According to the method, black powder entrained in crushed aluminum particles can be recycled through an alkaline leaching method, the generated sodium metaaluminate solution is fed into the aluminum precipitation wire, explosion during aluminum crushing is effectively avoided, aluminum can be recycled, and no hazardous waste is generated in the process.

The invention belongs to the technical field of petrochemical engineering, and relates to a continuous coking production system and process method for hydrogenated unconverted oil, and the production system comprises a membrane filter, a raw material tank, a homogenizer, a tubular furnace, a coking machine, an oil cooler and a stock bin. According to the invention, the continuous production of the high-quality petroleum coke is realized by combining a synergistic process method of membrane filtration, modification, homogeneous emulsification and tubular furnace coking machine coupling with a graphite adding and hydraulic conveying technology without a noble metal catalyst. The sulfur content, the ash content and the volatile components of the petroleum coke prepared by the technological method all meet the industrial standards, the requirement of pre-culture low-emission anode coke of electrolytic aluminum can be met, and the cost is low.

The invention discloses a waste ring-pull can extrusion forming recovery system and a processing technology, and belongs to the field of ring-pull can recovery processing, the waste ring-pull can extrusion forming recovery system comprises a paint removing structure, a stock bin, a shredding machine, a hammer breaking machine, a cake pressing machine, a box type preheating chain plate machine, an extrusion forming machine and a conveying system; the process of paint removal, physical decomposition (shredding and hammering), compaction (cake pressing), preheating softening (semi-solid state) and high-pressure forming (aluminum rod extrusion) is adopted, complete melting is avoided in the whole process, low-temperature and low-energy-consumption forming is achieved by means of high plasticity and thixotropy of aluminum in the semi-solid state (solid-liquid coexistence), an existing casting method is replaced by the process of machining waste ring-pull cans into aluminum rods, and the production cost is reduced. The problems of high working temperature and large energy consumption and metal loss in the process of recycling the aluminum ring-pull cans at present are solved.

The invention relates to the field of conveying and feeding equipment, in particular to full-automatic aluminum pot production line automatic feeding equipment which comprises a feeding conveying table and a screening conveying table which are sequentially arranged in the pot cover conveying direction, an overturning assembly is arranged on the screening conveying table and comprises an overturning plate, and a mounting frame is fixedly arranged on the screening conveying table; an industrial camera is fixedly arranged at the upper end of the mounting frame and located over the overturning plate, a material blocking plate is arranged on the side, close to the feeding conveying table, of the overturning plate, the two ends of the material blocking plate are rotationally matched with the screening conveying table through torsional spring shafts, and the two ends of the overturning plate are rotationally matched with the screening conveying table through a rotating shaft and a hollow shaft correspondingly. One end of the hollow shaft is rotationally and hermetically matched with the exhaust pipe. In the conveying and feeding process of the tank covers, the automatic detection and overturning process of the tank covers can be achieved, all the tank covers can be conveyed and fed in the correct direction, and the follow-up tank cover packaging process of aluminum tanks is facilitated.

The invention discloses a sorting type waste zip-top can treatment system and process, and belongs to the field of aluminum product machining, the sorting type waste zip-top can treatment system comprises an unpacking module, a pretreatment module, a first magnetic separation module, a shredding module, a roller screening module, a second magnetic separation module, an eddy current separation module, a storage bin and a conveying and feeding system. According to the sorting type waste ring-pull can discharging system, unpacking, multi-stage magnetic separation, screening and eddy current separation are integrated through modular design, magnetic metal and non-metal substances in waste aluminum materials are efficiently removed, and the purity of the aluminum materials can be effectively improved.

1. Name of the product in this design: Aluminum Can (KKV-MEHUALO). 2. Purpose of this design: For holding liquid beverages. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design.

The invention relates to the technical field of aluminum product production, in particular to an aluminum product production mold capable of quickly demolding, which comprises a rack, a hydraulic cylinder is mounted at the upper end of the rack, a mold head is fixedly mounted at the output end of the hydraulic cylinder, a mold cavity is formed in the rack, a demolding frame is arranged in the mold cavity in a sliding fit manner, and a fixing column is fixedly connected to the rack. The fixed column is rotatably connected with the rotating frame, the rotating frame is rotatably connected with the transmission mechanism, the transmission mechanism is in threaded connection with the lubricating seat, the lubricating seat is fixedly connected with the blowing seat, and the lubricating seat is fixedly connected with the circulating seat. Under the driving of the transmission mechanism, the lubricating seat filled with the lubricant can rotate and move upwards, so that the mold head can be immersed in the lubricant in the lubricating seat, the friction force between an aluminum pot and the mold head is effectively reduced, and the demolding effect of the aluminum pot can be improved.

The invention discloses a train anti-creeping energy-absorbing device with deformable capsules filled with foamed aluminum, and belongs to the technical field of anti-creeping energy-absorbing devices.The train anti-creeping energy-absorbing device comprises a shell, a rear plate is arranged in the shell, a first pressure sensor is arranged on the end face of the rear plate, and a hexagonal alloy buffering set is connected to the end face of the rear plate; the end face of the hexagonal alloy buffering set is connected with an anti-climbing plate, four anti-climbing teeth are arranged on the end face of the anti-climbing plate, pore foamed aluminum is arranged in the hexagonal alloy buffering set, the buffering mechanism comprises a rear shell and two elastic bags, and two side shells are arranged on the inner wall of the rear shell. When impact is generated, a hexagonal alloy buffering set and pore foamed aluminum can be matched for extrusion buffering, a clamping shell and a contact plate are in sliding fit, the friction force of movement of a push plate is increased, an alloy tool bit conducts cutting action on a cutting block, kinetic energy is converted into other energy, and the impact force generated by collision is relieved through multiple structures.

The application discloses a high-strength aluminum welding supporting device and relates to the technical field of welding supporting devices.The supporting device comprises a supporting table, the top of the supporting table is provided with a connecting plate, one side of the connecting plate is provided with a turnover assembly, the turnover assembly comprises a first sliding groove, the first sliding groove is fixedly connected with the connecting plate, the lower end of the first sliding groove is fixedly connected with a second sliding groove, one side of the connecting plate is provided with a sliding block, the first sliding groove and the second sliding groove are both in sliding connection with the sliding block, one side of the sliding block is provided with a transmission gear, one end of the connecting plate is fixedly connected with a second rack plate, the second rack plate is located on one side of the second sliding groove, the second rack plate is in mesh with the transmission gear, the turnover assembly is arranged, the other side of the high-strength aluminum can be automatically welded through the welding assembly, the welding positioning after turning over is prevented from being inaccurate when the high-strength aluminum is manually turned over, the welding part is prevented from being deviated or misaligned, and the quality and precision of the welding seam are affected.

The utility model discloses an aluminum can opening flanging mechanism, which belongs to the technical field of metal can manufacturing equipment and comprises flanging equipment, and the flanging equipment comprises a fixing frame and a flanging machine. The containing assembly comprises a fixed cylinder, a rotating cylinder, a gear ring, a driving gear, driven gears and a motor, the rotating cylinder is rotatably installed on the upper end faces of the multiple driven gears, and the fixed cylinder is arranged below the fixed frame by a preset distance; according to the aluminum pot flanging machine, the containing assembly is arranged, the started motor drives the driving gear to rotate, the multiple driven gears synchronously rotate along the gear ring, the rotating cylinder rotates around the axial direction of the rotating cylinder, meanwhile, the fixing column rotates along the sliding groove, and when the rotating cylinder drives the aluminum pot to rotate, the flanging machine intermittently moves up and down; and the flanging force applied by the flanging machine can be uniformly distributed on the edge of the aluminum pot, so that more uniform deformation is realized, and cracks or fractures of the aluminum pot caused by local stress concentration are avoided.

The present invention provides a method and application for the simultaneous activation of molecular oxygen oxidation and flocculation to remove low-valent phosphorus using an aluminum-carbon-based composite material. The method comprises: placing aluminum powder, a divalent iron salt, and activated carbon pretreated by acid leaching under an inert atmosphere for ball milling to obtain an aluminum-carbon-based composite material; adding the aluminum-carbon-based composite material to wastewater containing low-valent phosphorus and reacting under aerobic conditions. After ball milling, the exposed active zero-valent aluminum can activate molecular oxygen, which synergistically produces strong oxidizing free radicals with the iron salt to oxidize low-valent phosphates into orthophosphates; at the same time, a large number of microscopic primary cells composed of zero-valent aluminum and activated carbon can form local alkalinity on the surface of the activated carbon to promote further dissolution of aluminum, generate flocs and precipitate to remove phosphates, thereby achieving simultaneous oxidation and flocculation removal of low-valent phosphates. The material source of the present invention is wide and low-cost, the material preparation method is simple, the process for removing low-valent phosphorus is efficient and simple, the investment cost is low, and it is easy to apply in engineering.

The present invention discloses a hot melt adhesive aluminum can production line, which relates to the technical field of hot melt adhesive aluminum can production, including a production mechanism, wherein a processing mechanism is provided on the production mechanism, and the processing mechanism includes a flat plate, and a first electric push rod is installed on the surface of the shell, and a rectangular plate is installed at one end of the telescopic end of the first electric push rod. By arranging the processing mechanism, the hot melt adhesive aluminum can production line can extrude and shape the aluminum can waste generated by trimming the hot melt adhesive aluminum can when performing a trimming operation on the hot melt adhesive aluminum can, so as to facilitate the subsequent recycling and treatment of the aluminum can by the staff. This not only reduces the difficulty of subsequent recycling of the aluminum can waste, but also avoids the situation where waste dust is flying in the production workshop and affecting the health of the staff. It not only improves the use effect of the hot melt adhesive aluminum can production line, but also improves the use efficiency of the hot melt adhesive aluminum can production line.

The casting mechanism comprises a rack, a portal frame, an execution assembly, a material containing assembly, a material removing assembly and a cleaning box, the material removing assembly comprises a circular plate, a feeding port, a material shoveling piece, a baffle and a surrounding edge, the feeding port, the material shoveling piece and the baffle are arranged at the top of the circular plate, and the surrounding edge is installed on the outer side of the top of the circular plate; according to the material removing device, the material removing assembly is arranged and driven by the execution assembly, the distance between the material shoveling piece and the liquid level of molten aluminum can be accurately adjusted, the impurity removing requirements of different liquid level heights are met, the driving piece drives the circular plate to rotate, the material shoveling piece is driven by the baffle to shovel oxide skin through the feeding opening, and the material shoveling piece is driven by the baffle to shovel the oxide skin through the baffle and the surrounding edge. The three material shoveling pieces distributed in a surrounding mode synchronously shovel the oxide skin through the feeding port, the included angle of the shoveling face ranging from 15 degrees to 30 degrees is matched, the impurity removing efficiency is greatly improved, it is guaranteed that the oxide skin is thoroughly removed, manual close-distance operation is not needed, and automatic oxide skin removing is achieved.

The invention discloses a high-temperature steam sterilization method for large-caliber aluminum two-piece can canned food. High-temperature steam is adopted for sterilization, and the sterilization process comprises a stepped heating process, a constant-pressure and constant-temperature sterilization process and a stepped depressurization and cooling process. The stepped heating, depressurization and cooling process comprises a plurality of different heating and cooling stages, and the pressure in the kettle needs to be adjusted according to the temperatures of different stages to control the pressure difference between the inside and the outside of the can. Compared with the prior art, the problems that large-caliber (1068 and 1070 can types) aluminum two-piece can canned food is flat in the sterilization process, and the can cover and the can bottom have convex corners can be thoroughly solved.

The utility model provides a watermelon juice blending and mixing device, and relates to the technical field of juice blending and mixing, the watermelon juice blending and mixing device comprises a fixed bottom plate and a mixing, blending and shaking-up mechanism, the upper side of the fixed bottom plate is provided with the mixing, blending and shaking-up mechanism, and raw material storage aluminum tanks at two sides are filled with equal amount of purified water and freshly squeezed watermelon juice; the mixed raw materials are conveyed into the blending tank body through the conveying pipeline on the upper side at the same speed ratio, the blending tank body does pendulum motion by arranging components such as a motor, and the mixed raw materials injected into the blending tank body are shaken up; and the blended and shaken watermelon juice can be conveyed through opening and closing of the control opening valve on the lower side, closed operation is used in the whole process, the blended watermelon juice is collected and released in time, and the taste of the watermelon juice is further preserved.

This invention relates to the field of cleaning agent technology, particularly to IPC C23G1, and more specifically to a neutral flow enhancer and its preparation method specifically for the production of aluminum cans. This invention, by adding bactericides, organic acids, pH adjusters, surfactants, auxiliary wetting agents, silicone defoamers, and deionized water, yields a neutral flow enhancer that improves drying efficiency, reduces energy consumption, and contributes to improved efficiency in subsequent printing processes.

The utility model discloses a food packaging aluminum can which comprises a can body, a can cover is arranged at the top end of the can body through a connecting assembly, a drying mechanism is arranged at the bottom end of the can cover, a separating mechanism is arranged in the can body, an anti-skidding sleeve is arranged on the peripheral side face of the can body in a sleeved mode, and a connecting ring is further fixedly arranged on the side wall of the can body. According to the utility model, whether to assemble or not can be selected according to needs through the arranged separating mechanism, the separating plates do not need to be placed when single food is stored, and the separating plates can be placed when different foods need to be placed, so that a plurality of chambers can be separated, different foods can be conveniently placed, meanwhile, the different foods can be conveniently taken and used, and the separating mechanism is convenient to disassemble after being used; the tank body, the partition plate and the like are convenient to clean, and next use is not affected.

The utility model discloses a combined packing box for zip-top cans, which relates to the technical field of packing boxes and comprises a packing box consisting of a cover plate, side plates, a first bottom plate and a second bottom plate. An auxiliary assembly in butt joint with the clamping hole is arranged in the middle of a rectangular structure formed by the cover plate, the side plates, the first bottom plate and the second bottom plate. The auxiliary assembly comprises a positioning unit and a lifting unit. The positioning unit is used for providing separation positioning for multiple ring-pull cans; and the lifting unit is used for providing a lifting part for the packaged packaging box, so that the packaging box is convenient to carry. By arranging the auxiliary assembly, independent limiting and fixing of a plurality of zip-top cans are achieved, packaging stability of the zip-top cans is effectively improved, meanwhile, a lifting part can be provided for the packaging box, the packaged packaging box can be integrally carried conveniently, and compared with a traditional lifting-free structure, the shopping experience is further improved.

The utility model discloses a mould for mounting a stainless steel long rod and a connecting sleeve of an aluminum can conveying chain, which comprises a fixed base, an assembling mechanism is fixedly mounted on one side of the top end of the fixed base, a turntable is rotatably connected to the other side of the top end of the fixed base, and a sliding block is slidably connected to one side of the top end of the turntable. A vertical plate is fixedly installed at the top end of the sliding block, a detection assembly is installed at the top end of one side of the vertical plate, a push plate is arranged on one side of the vertical plate, the assembling mechanism comprises a height plate and a height rail, and the bottom end of one side of the height plate is fixedly connected with one side of the height rail. The lifting air cylinder pushes the lifting block to adjust the height of the tightening rod, the second stepping motor drives the tightening rod to rotate, the chain and the connecting sleeve are tightened and fixed, intelligent installation of the connecting sleeve on an existing commercially available chain product special for agricultural machinery is improved, the firmness of the connecting sleeve on the chain is effectively improved, and the abrasion-resistant service life of the connecting sleeve on the chain is effectively prolonged.

The utility model relates to the technical field of aluminum alloy casting, in particular to a flow control flashboard assembly for aluminum alloy casting, which comprises a groove body, the groove body comprises a flow groove, the inner side of the flow groove is provided with a liquid outlet, the upper surface of the flow groove is fixedly connected with a fixing block, the inner side of the fixing block is movably connected with a screw rod, and the screw rod is fixedly connected with a screw rod. And the surface of the screw rod is in threaded connection with a moving rod. Through the arrangement of the first baffle, molten aluminum entering the launder can be filtered, impurities and the like can be intercepted, then the quality of the molten aluminum can be guaranteed, meanwhile, bubbles in the molten aluminum can be eliminated when the molten aluminum passes through the first baffle, and therefore the defects in aluminum alloy casting can be reduced, the casting quality is improved, and the aluminum alloy casting quality is improved. The movable rod can be inserted into and separated from the slot through the movement of the movable rod, so that the first baffle plate can be conveniently fixed and unfixed, the first baffle plate can be conveniently taken out to be cleaned or replaced, and the filtering effect of the first baffle plate can be guaranteed.

1. Name of the product in this design: Can Label (Astaxanthin Energy Drink). 2. Purpose of this design: For use as a label affixed to aluminum cans. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key features: the front view. 5. This design is a two-dimensional product, and the left view, right view, top view, and bottom view are omitted.

The invention discloses a preparation method of aluminum modified silica gel, which comprises the following steps: S1, uniformly mixing an aluminum source, persulfate and an aged silicon source to obtain a first mixed solution; s2, adding an inorganic acid solution into the first mixed solution until the pH value of the system is 10-12, and stirring to obtain a second mixed solution; s3, adding an inorganic acid solution into the second mixed solution until the pH value of the system is 8-10, and stirring to obtain a third mixed solution; and S4, heating the third mixed solution, then adding an inorganic acid solution until the pH value of the system is 4-6, stopping heating, washing, carrying out a hydrothermal reaction, drying, and roasting to obtain the aluminum modified silica gel. According to the preparation method of the aluminum modified silica gel provided by the invention, the persulfate is adopted, and the steps of step-by-step pH regulation and control and the like are combined, so that aluminum can effectively enter a silica gel skeleton, the aluminum is uniformly distributed, and the modification effect is excellent.

The invention discloses a high-toughness light-weight structural part die-casting aluminum alloy casting device, which relates to the technical field of casting equipment, and comprises a material storage shell, an adjusting mechanism, a movable adjusting seat, a valve mechanism and an outer shell, according to the invention, automatic supplementing of molten aluminum can be realized through the supplementing mechanism, so that the amount of the molten aluminum before casting each time is consistent, and the problem of insufficient amount caused by overflowing of the molten aluminum in the moving process is effectively avoided; the single-time casting amount can be accurately adjusted through the material adjusting structure, the volume of molten aluminum contained in the casting channel can be flexibly changed according to different casting requirements, and the requirement of a high-toughness light-weight structural part for the casting amount precision is met; according to the valve mechanism, mechanical linkage is matched with the speed increasing mechanism, the valve element can be rapidly driven to be opened when the casting head makes contact with a mold, rapid resetting and closing can be achieved after casting is completed, rapid response of the valve is achieved, the problem that molten aluminum is cooled and solidified to block a channel or overflows excessively is solved, and the service life of equipment is prolonged.

1. Name of the product in this design: Aluminum Can (Yi Mu Ge). 2. Purpose of this design: For holding beverages. 3. The key design feature of this product is its pattern. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The present invention discloses a formulation of curcumin basedpowder spray that includes 95% Curcuma longa 2-6 %w / w, isopropyl myristate 01-0.2 %w / w, Aluminum Starch Octynyl Succinate 3-7 %w / w, n-pentane 18.7-22.7 %w / w and propellant 68-72 %w / w. Also disclosed is a process for preparation of the formulation of curcumin based antiseptic powder spray. This powder spray of the present invention is applied by spraying the same from an aluminum can directly on to a wound site to provide antiseptic protection without physically touching the wound. The powder spray is enhanced with the healing properties of turmeric (Curcuma longa), forming a protective layer on the wound site, effectively treating deep wounds, cuts, and abrasions from infections.

The invention discloses an ultrasonic vibration system for waste aluminum surface paint removal treatment, and belongs to the field of waste aluminum surface paint removal treatment.The ultrasonic vibration system comprises a device body frame, and the device body frame is provided with a cleaning tank, an ultrasonic generating device, an electromagnetic induction heating assembly, a power transmission assembly, a speed reducer box and a filtering and recycling assembly; through collaborative design of a power transmission assembly and a stirring structure, a servo motor drives a worm and a turbine to drive a cleaning tank to stably rotate around an annular frame through multi-stage gear transmission of a speed reducer box body, meanwhile, a stirring rod with the width of 9 cm at the bottom in the cleaning tank synchronously moves along with a tank body, deposited waste aluminum can be turned over and stirred, paint removing blind areas formed by local accumulation are avoided, and the service life of the cleaning tank is prolonged. Due to the dual action, the aluminum scrap can be in uniform contact with the cavitation effect generated by the ultrasonic generation device in the treatment process, and the cleaning liquid heated by electromagnetic induction is used for infiltration, so that paint layers at different positions can be efficiently stripped, and the residual rate of the paint layers on the surface of the aluminum scrap is remarkably reduced.

The invention discloses a preparation method of dimeticone aerosol, and belongs to the technical field of pharmaceutical preparations. The method comprises the following steps: (a) adding 0.6%-1% by mass of dimeticone and 0.25%-0.58% by mass of menthol into a medicinal aluminum tank or stainless steel tank with the inner wall coated with an inert material, and stirring for 5-30 minutes at 100-500 rpm under the protection of nitrogen to form uniform and transparent liquid; (b) sealing and filling dimethyl ether with the purity not lower than 99.9% at the temperature of 10-20 DEG C to serve as a propellant, and enabling the content of the dimethyl ether to reach 98.42%-99.15%; and (c) valve assembly and sealing are completed under the conditions that the temperature is 15-30 DEG C and the relative humidity is smaller than or equal to 60%, and standing balancing is conducted for 12-48 hours at the temperature of 25 DEG C. According to the dimeticone propellant disclosed by the invention, the problems of poor compatibility of dimeticone and the propellant, instability in long-term storage, easiness in layering or valve blockage and the like are effectively solved by virtue of synergistic measures of limiting the component proportion, adopting high-purity dimethyl ether, controlling the particle size of menthol, using an inert coating container, protecting by nitrogen and the like.

The oversized casting low-pressure casting equipment comprises a heat preservation furnace, the multiple liquid rising pipes, an air inlet pipe and a plurality of bypass pipes, and a containing cavity used for containing molten liquid is formed in the heat preservation furnace; one end of each liquid rising pipe is communicated to the accommodating cavity, and the other end of each liquid rising pipe is selectively and externally connected to a mold cavity according to different to-be-cast castings; one end of the air inlet pipe is used for being externally connected with an air source, and the other end of the air inlet pipe is communicated into the containing cavity. The by-pass pipes and the liquid rising pipes are the same in number and are in one-to-one correspondence, and the by-pass pipes are communicated with the air inlet pipe and the corresponding liquid rising pipes. During use, the valve between the unused riser tube and the air inlet tube can be opened, and at the moment, the two ends of the unused riser tube are simultaneously communicated with the air inlet tube, the air pressures at the two ends are almost the same, and molten liquid cannot be pushed to flow through pressure difference, so that the riser tube does not need to be drawn out or blocked, molten aluminum cannot move upwards, and the unused riser tube does not need to be cleaned; and the flexibility is high.

1. The name of this design product: liquid nitrogen-filled aluminum tank. 2. Application of this design product: used for tea packaging cans. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: Design 1 3D drawing. 5. Designate Design 1 as the base design.