551 results about "Aluminium foil" patented technology

The invention discloses an annealing furnace for an aluminum foil test, relates to the field of heat treatment equipment, and adopts the technical scheme that the annealing furnace comprises a furnace body and an integrated moving part consisting of a furnace door, a material rack and a supporting block. The furnace door serves as a connecting piece, the inner side of the furnace door is connected with a material frame moving on a sliding rail in the furnace body, the outer side of the furnace door is connected with a supporting block moving on a feeding sliding rail outside the furnace body, the integrated moving piece is driven by a linear reciprocating mechanism, and linkage of feeding and discharging and opening and closing of the furnace door is achieved. A traditional side door is replaced with integrated linear motion, the problems that an existing annealing furnace is large in occupied space and long in opening time of a furnace opening, so that heat loss is serious, and the furnace door is prone to deformation and failure are solved, and the beneficial effects of being stable in structure, reliable in sealing and capable of remarkably saving energy and improving the space utilization rate are achieved.

The utility model discloses a reagent card packaging bag opening device which relates to the technical field of packaging and comprises a vacuum adsorption assembly, a pushing mechanism, a first conveying table and a second conveying table, the first conveying table and the second conveying table are arranged in parallel, a plurality of first material distribution boxes are arranged on the first conveying table in an array mode and used for containing aluminum foil bags, and a plurality of second material distribution boxes are arranged on the second conveying table in an array mode and used for containing aluminum foil bags. The device is used for placing reagent cards and further comprises a bag opening mechanism. A supporting table and a transition table are arranged between the first conveying table and the second conveying table, the opening end of the aluminum foil bag is located on the supporting table, and a plurality of vacuum adsorption holes are formed in the preset position of the supporting table; the vacuum adsorption assembly is erected above the vacuum adsorption hole through a bracket; the bag opening mechanism is arranged at the transition table and located at the vacuum adsorption hole, and after the vacuum adsorption assembly opens the aluminum foil bag at the position, the bag opening mechanism is used for opening the bag opening towards the two sides; the pushing mechanism is arranged on the second conveying table and used for pushing the corresponding reagent cards into the aluminum foil bags. According to the scheme, the bag opening of the aluminum foil bag can be opened towards the two sides.

The utility model provides an aluminum foil pre-pressing tool for an automobile sound insulation part, which comprises a main body frame, an air pump arranged on one side of the main body frame, a partition plate welded inside the main body frame, a limiting guide rod connected to the top of the partition plate through a bolt, and an air cylinder connected to the top of the partition plate through a bolt. The output end of the air cylinder is connected with the sliding plate through a bolt. The bottom of the sliding plate is connected with an upper die through a bolt. The top of the partition plate is connected with a lower die through a bolt. The top of the partition plate is welded with pressing assemblies which are arranged on the two sides of the lower die. According to the aluminum foil pressing device, the aluminum foil can be tightly pressed before the upper die presses the aluminum foil downwards to move, dust on the die can be cleaned and collected in time, and the spiral legs can be adjusted so that the aluminum foil pressing device can adapt to more environments.

The invention provides a silver substrate and a preparation method and application thereof.The preparation method comprises the steps that firstly, dispersed silver seeds are introduced to the surface of an aluminum-foil paper substrate through the reaction of silver nitrate and excessive alkali, and in-situ nucleation sites are provided for follow-up silver growth; and then, through in-situ reduction reaction of hydroquinone and silver nitrate, silver controllably grows on the basis of the silver seeds to form a structure rich in hot spots. Conventional raw materials such as aluminum foil, silver nitrate, alkali and hydroquinone are adopted in the whole process, complex equipment is not needed, and therefore the process is simple and low in cost; meanwhile, a step-by-step regulation and control mechanism ensures that a large number of'hot spots' formed by nano-structure gaps and tips are formed on the surface of the silver substrate, and the key structure can obviously enhance Raman signals, so that the high-sensitivity detection requirement is met. In conclusion, the method has the advantages of preparation convenience, cost and high performance of the product, a practical substrate which is easy to popularize and high in adaptability is provided for the field of surface enhanced Raman spectrum detection, and the method has remarkable application value.

The utility model relates to a vacuum plate structure, which is applied to the technical field of vacuum plates and comprises an aluminum plastic film, a core material and a getter, the aluminum-plastic film is provided with two layers, namely an upper aluminum-plastic film layer and a lower aluminum-plastic film layer, and the upper aluminum-plastic film layer and the lower aluminum-plastic film layer are annularly sealed; the core material is filled between the upper aluminum-plastic film layer and the lower aluminum-plastic film layer, the getter is arranged between the upper aluminum-plastic film layer and the lower aluminum-plastic film layer, and the space between the upper aluminum-plastic film layer and the lower aluminum-plastic film layer is vacuumized; the aluminum-plastic film comprises a nylon protective layer, a first aluminum foil layer and a polyethylene PE layer which are sequentially stacked, and the polyethylene PE layer in the upper aluminum-plastic film layer and the lower aluminum-plastic film layer is arranged on the side close to the core material. The space between the upper aluminum plastic film layer and the lower aluminum plastic film layer is filled with the core material and the getter, and vacuumizing treatment is carried out, so that the sound insulation characteristic of the vacuum plate is improved; and the first aluminum foil layer in the aluminum-plastic film can improve the sound insulation index of high-frequency sound in the vacuum plate, reduce the air leakage rate and improve the durability of the vacuum plate.

The utility model relates to a kind of photovoltaic single glass assembly and photovoltaic system, single glass assembly includes the battery piece layer, second adhesive film layer and backboard layer setting in sequence, the first gap between adjacent battery piece in battery piece layer and the second gap between the edge of battery piece layer and the edge of backboard layer are communicated to form grid-shaped third gap, aluminium foil layer is set in the below of backboard layer or the inside of backboard layer, and the orthographic projection area of third gap is all covered by aluminium foil layer.This scheme is used, corresponding aluminium foil layer is set below the position of third gap, and the effect of saving material, cost control is realized by the net structure of aluminium foil layer, simultaneously, since aluminium foil layer covers the orthographic projection area of third gap, water vapor below photovoltaic single glass assembly is not easy to enter the above of battery piece along the orthographic projection area below third gap, thereby effectively reducing the influence of water vapor on the front of photovoltaic cell, and then effectively improve the stability of photovoltaic assembly.

The automatic dialyzer assembling and processing production line comprises a rack (1), a conveying belt (2) is arranged on the rack (1), limiting clamping jaws (3) which are evenly distributed are arranged on the conveying belt (2), and a shell feeding and loading mechanism (4), a rubber ring cover mounting mechanism (6), a laser marking mechanism (5), a bundle wire assembling mechanism (7) and an aluminum foil attaching mechanism (8) are sequentially arranged on the rack (1) in the conveying direction of the conveying belt (2). According to the dialyzer shell machining equipment, feeding, laser marking, rubber ring cover mounting, bundle wire assembling and aluminum foil cutting and attaching of the dialyzer shell can be automatically conducted, and the machining effect of the dialyzer shell is improved. In addition, the invention has the characteristics of high assembly precision and good bunch wire sealing effect.

The invention relates to the technical field of image generation, and discloses an aluminum foil heat-sealing infrared thermal image defect graph generation method based on a generative adversarial network, and the method comprises the following steps: constructing a training data set of the aluminum foil heat-sealing infrared thermal image defect graph generation method; constructing an aluminum foil heat-sealing infrared thermal image defect graph generation method model; training and optimizing an aluminum foil heat-sealing infrared thermal image defect image generation model; and generating a defect graph based on the trained aluminum foil heat-sealing infrared thermal image defect graph generation model. According to the method, a defect attention module is introduced in a decoder reconstruction stage, a defect foreground and a part of feature layers of the decoder are fused to generate a space attention weight, and the decoder is guided to pay attention to a defect area so as to solve the problem of small-scale defect generation; and in combination with the output characteristics of the text encoder, the defect position and size generation are guided by manually specifying the labeled text, so that the defect area is controllable, and the authenticity and diversity of the aluminum foil heat-sealing infrared thermal image defect graph can be improved.

The utility model belongs to the technical field of cigarette packaging equipment, and particularly relates to an aluminum-foil paper conveying device of a cigarette packaging machine, which comprises a base, a main air suction channel is transversely arranged on the base, one end of the main air suction channel is communicated with the side face of the base and is communicated with a negative pressure pipeline, a groove is arranged on the base, and the negative pressure pipeline is communicated with the main air suction channel. The groove is communicated with the main air suction channel; the air suction plate is installed on the base, an air suction groove is formed in the air suction plate, and the air suction groove corresponds to the groove; the cover plate is detachably mounted on the air suction plate, and a plurality of air suction holes are formed in the cover plate; the air suction hole is communicated with the groove through the air suction groove; an air suction conveying belt is installed on the air suction plate and provided with a through hole part, and the through hole part is opposite to the air suction holes. The conveying device aims to solve the problems that due to the structural defects of an existing conveying device, disassembly and assembly are troublesome during cleaning, and production efficiency is affected.

The utility model discloses an aluminum-foil paper water-based composite material conveying system which comprises a liquid storage tank, a pneumatic diaphragm pump and a dispersion tank, a liquid outlet of the dispersion tank is provided with a liquid discharge pipe, and the liquid discharge pipe is provided with a liquid discharge valve; the inlet end of the pneumatic diaphragm pump is communicated with the liquid outlet of the liquid storage tank through a pipeline I, the pipeline I is provided with a valve I, the pipeline I is communicated with a pipeline II, the pipeline II is provided with a valve II, and the outlet end of the pneumatic diaphragm pump is connected with the liquid inlet of the dispersion tank through a pipeline III; a liquid return pipe is communicated with the liquid discharge pipe, and a liquid return valve I is arranged on the liquid return pipe; the other end of the liquid return pipe is communicated with the upper part of the liquid storage tank; a liquid return valve II is arranged at the joint of the liquid return pipe and the liquid storage tank; the liquid return pipe is communicated with a cleaning liquid emptying pipe, and a cleaning liquid emptying valve is arranged on the cleaning liquid emptying pipe. The utility model has the advantages that various risks and physical power consumption caused by the traditional manual carrying mode are effectively reduced.

The utility model discloses a conveying guide roller mechanism of a rewinding machine. The conveying guide roller mechanism comprises a guide roller body and a locking nut screwed on the guide roller body in a threaded mode. The guide roller body comprises a guide section used for guiding aluminum-foil paper, limiting sections arranged at the two ends of the guide section respectively, and a mounting section arranged at the end of one limiting section. The guide section, the limiting section and the mounting section are cylindrical, and the outer diameters of the guide section, the limiting section and the mounting section are sequentially reduced; the locking nut is screwed on the mounting section in a threaded manner; non-metal check rings are rotationally mounted on the limiting sections; the inner diameter of the nonmetal check ring is smaller than the outer diameter of the guide section, and the outer diameter of the nonmetal check ring is larger than the outer diameter of the guide section. The utility model has the advantages that the high temperature caused by friction can be obviously reduced, so that the oxidation blackening phenomenon of the edge of the aluminum-foil paper caused by the high temperature can be avoided or at least reduced.

The utility model discloses an aluminum foil paper cutting device for aluminum foil bag production, which comprises a processing table, a storage box, a cutting piece, a transmission piece and a rolling assembly, and is characterized in that the storage box is mounted on the processing table; the cutting piece is installed on the machining table and located on one side of the storage box. The conveying piece is installed on the machining table, and the conveying piece and the cutting piece are located on the same straight line. And the winding assembly comprises two mounting plates, two rotating rods, two pushing springs, two connecting discs, two rotating plates, two mounting grooves, a winding roller, two extrusion rods, two guide plates, two mounting blocks and a pulling mechanism. Therefore, by rotating the position of the rotating plate, after the rotating plate drives the winding roller to make contact with the ground, disassembly and assembly of the winding roller can be completed, meanwhile, during disassembly and assembly, the winding roller does not need to be lifted, the labor intensity is relieved, meanwhile, the stability of the winding roller can be guaranteed, and the installation efficiency of the winding roller can be improved.

The utility model discloses a low-voltage fire-resistant control cable for a fire-fighting system, which comprises a sheath, a flame-retardant belt is fixedly arranged on the inner side of the sheath, a single-sided aluminum foil is fixedly arranged on one side of the flame-retardant belt far away from the sheath, an area is formed between one side of the single-sided aluminum foil and the flame-retardant belt, a grounding wire is arranged in the area, and a plurality of insulating wires are arranged in the single-sided aluminum foil. A conductor is arranged in the insulated wire and is a single-core pure copper conductor, the sheath is composed of two half sheaths, each half sheath comprises a base layer, the base layer is made of a flame-retardant ceramic low-smoke halogen-free sheath material, a flame-retardant layer is fixedly arranged on the outer side of the base layer, an insulating layer is fixedly arranged on one side, far away from the base layer, of the flame-retardant layer, and the flame-retardant layer is made of a flame-retardant ceramic low-smoke halogen-free sheath material. According to the utility model, the problems that the production efficiency is low, the cost is high, and the fireproof performance is easy to damage when the cable is bent due to the fact that mica tape wrapping is adopted in the traditional fireproof cable technology are solved.

The utility model provides a laser cutting protection device for intelligent machining. Belongs to the field of laser cutting. The laser cutting device is technically characterized by comprising a shielding mechanism, the shielding mechanism comprises a connecting column, the bottom of the connecting column is fixedly connected with a laser cutting head, the outer side of the connecting column is fixedly connected with a fixing plate, the bottom of the fixing plate is fixedly connected with an aluminum foil corrugated pipe, and the outer side of the laser cutting head is sleeved with the aluminum foil corrugated pipe; the bottom of the aluminum foil corrugated pipe is fixedly connected with a bottom ring, a spring is fixedly connected between the bottom ring and the fixing plate, and the spring is arranged on the outer side of the aluminum foil corrugated pipe in a sleeving mode. The moving mechanism comprises sliding rods which slidably penetrate through the interior of the bottom ring in an annular array mode, and balls are movably connected to the bottoms of all the sets of sliding rods; the utility model aims to provide a laser cutting protection device for intelligent machining. The safety during laser cutting is improved.

The utility model relates to the technical field of aluminium foil production, especially a bearing seat cooling device, including main body support, main body support sets up at the outside of bearing seat, and and bearing seat's multiple surface is pasted, main body support includes liquid cooling module, hollow setting in liquid cooling module, be provided with annular opening on liquid cooling module, the middle part of bearing seat enters the opening, the inside of liquid cooling module is provided with the baffle, the baffle makes liquid cooling module inside form the chamber around bearing seat middle part, the temperature of bearing seat can be reduced in the flow of cooling liquid in the chamber, in the utility model, liquid cooling module makes cooling liquid and bearing seat multiple surface contact through the surrounding chamber, combines the forced convection of both sides air cooling module, forms " liquid cooling + air cooling " double heat dissipation, significantly reduces bearing seat temperature, avoids the lubricating oil failure or fire risk because of high temperature.

The utility model relates to GDX2 packing machine technical field, concretely relates to a kind of GDX2 two aluminium foil paper forming devices, including two wheel mould box and fixed folder, the two wheel mould box with the fixed folder is mutually embedded and is installed, both are installed on GDX2 second wheel by two wheel mould box;Two wheel mould box is equipped with assembly surface, the assembly surface is vertically equipped with columnar protrusion and wedge protrusion;The fixed folder is equipped with the recess that is embedded with the columnar protrusion and wedge protrusion on it.The utility model is improved the structure cooperation of mould box and folder and guide rail, can effectively constrain aluminium foil paper corner, prevent its in conveying process and lift up and collide guide rail, to solve the cigarette packet inner lining paper wrinkle and corner defect.

The utility model provides a solid -liquid separation bottle lid of integral type, this solid -liquid separation bottle lid of integral type includes: lid body, the top of lid body is provided with the bunker, press release subassembly, press release subassembly includes convex press part, press tablet and aluminium foil, the convex press part sets up at the bunker top, the aluminium foil is sealed in the bunker bottom end, is provided with press tablet between the convex press part and aluminium foil, sealing ring, sealing ring sets up in the inner wall of lid body. Integral type design collocation convex press part, can effectively with solid such as press tablet and external liquid isolate storage. When the bottle lid is not pressed, solid is safely sealed in the bunker, is completely isolated with outside liquid, avoided because of the problem such as early mixing and leading to the reduction of drug efficacy or the use effect is poor, perfect satisfaction solid -liquid separation actual demand, cleverly the simple structure, functional practicality and scientific rationality of design are organically combined together.

This utility model discloses a tear-off aluminum-plastic composite cap, including a plastic inner cap and an aluminum outer cap. The plastic inner cap can interlock with the inner wall of the bottle mouth, and aluminum foil is fixedly adhered to the lower end of the plastic inner cap. After the bottle is installed, the lower inner wall of the aluminum outer cap is provided with an integrally formed retaining ring, which can interlock with the outer wall of the bottle mouth. After the bottle is sealed, the inner wall of the aluminum outer cap is provided with internal threads that fit with the outer surface of the bottle mouth. A tear opening is provided on the surface of the aluminum outer cap, and a backward-bent tear-off part is fixedly connected to the edge of the tear opening. The tear-off part is bent backward. By providing the backward-bent tear-off part, it can be easily pulled. By pulling the tear-off part, the aluminum outer cap will break along the tear opening, thus facilitating the removal of the aluminum outer cap. After the aluminum outer cap is removed, its original shape structure will be destroyed, thereby achieving a good anti-counterfeiting effect.

The utility model discloses a kind of building wallboards with thermal insulation effect, the utility model includes heat preservation structure, adhesive layer, extruded polystyrene board, aluminium foil composite film, anti-cracking layer and facing layer, heat preservation structure includes the first modified phenolic foam board of setting, the second modified phenolic foam board of a plurality of being placed in the first modified phenolic foam board, screw rod passing through the first modified phenolic foam board and nut being screwed on screw rod, adhesive layer is coated in the right side of first modified phenolic foam board, extruded polystyrene board is bonded in the left side of adhesive layer, aluminium foil composite film is bonded in the left side of extruded polystyrene board, anti-cracking layer is bonded in the left side of aluminium foil composite film, facing layer is bonded in the left side of anti-cracking layer.The utility model can adjust thermal insulation effect according to actual use scene by setting heat preservation structure, extruded polystyrene board and aluminium foil composite film, use range is big, then the attenuation rate of thermal insulation performance can be reduced by breathable waterproof layer and nanometer hydrophobic coating.

The utility model belongs to the technical field of cigarette packet production, and particularly relates to a device for detecting a small box aluminum-foil paper pulling piece. According to the small box aluminum foil paper pull tab detection device, the outer detection assembly is arranged on the outer side guide plate and can be used for detecting the existence of pull tabs on the outer end face (namely the end face where the pull tabs are located) of a cigarette packet and detecting the defects of the pull tabs, and the inner detection assembly is arranged on the inner side guide plate and can be used for detecting the defects of packaging paper on the outer end face of the cigarette packet. And the comprehensiveness of cigarette packet detection is improved. The high-precision photoelectric tubes are arranged in an angular manner to optimize the layout, so that the installation size is reduced, the detection coverage area is increased, missing detection and false detection are reduced, and the product quality is ensured. According to the installation and adjustment structure of the integrated optical fiber, the change of an original machine is reduced, a detection result can be judged more quickly by using a photoelectric detection waveform, the detection and judgment time is shortened, and the adaptability is wider.

The utility model relates to the technical field of foil rolling mills, and discloses a novel aluminum foil breaking knife which comprises a rack and a first fixing frame, a fixing roller is arranged on the inner surface of the rack, a first sliding rail and a second sliding rail are fixedly installed on the inner surface of the rack, and a lifting assembly is fixedly installed on the inner surface of the first fixing frame. The other end, away from the first fixing frame, of the lifting assembly is fixedly provided with a first foil cutter assembly. According to the novel aluminum foil breaking knife and foil knife assembly, the foil knife bottom frame and the foil knife mounting frame are installed in an inserted mode and are in sliding connection with the second sliding rail, meanwhile, the connection mode of the foil knife mounting frame, the foil knife fixing frame and the foil knife body is convenient to disassemble and assemble, parts are convenient to maintain and replace, the equipment maintenance efficiency is improved, and the maintenance cost is reduced; the installation mode of the installation structure of the foil cutter body can be flexibly selected according to actual requirements, the foil cutter installation frame and the foil cutter body can be rapidly replaced, the device adapts to different working scenes and strip specifications, and the practicability of the device is improved.

The utility model provides a waterproof bechamel paper cup which comprises a paper cup wall and a paper cup bottom, the paper cup bottom is fixed to the bottom of the paper cup wall, and a containing cavity used for storing bechamel is defined by the paper cup wall and the paper cup bottom. A first PE layer, an aluminum foil layer and a second PE layer are sequentially fixed to the side wall of the paper cup wall and the side wall of the paper cup bottom in the direction facing the interior of the paper cup wall, so that the purpose of conveniently storing seasoning sauce such as tomato sauce with high water content is achieved.

The utility model discloses a multi-functional aluminum foil compound machine with an anti-loose close-fitting winding device, which comprises a base, slideways are arranged on two sides of the base, perforations are arranged on two sides of one slideway, the interiors of the two perforations are movably connected with the same screw rod, one side of one slideway is fixedly connected with a driving motor, and the other side of the other slideway is fixedly connected with a driving motor. The driving end of the driving motor is connected to one end of a lead screw through a coupler, a sliding base is movably connected to the outside of the lead screw, and a pressure roller is fixedly connected to one end of the sliding base. According to the anti-loosening close-fitting winding device and the multifunctional aluminum foil compound machine, the anti-loosening module is used for limiting an aluminum foil and flattening the edge and the surface of the aluminum foil when the device conducts winding work, and the winding force of the pressure roller on the aluminum foil is adjusted according to the winding tightness degree; and the situation that the performance of the aluminum foil and the working efficiency of workers are reduced due to the loosening phenomenon of the device during winding work is avoided.

The utility model relates to the technical field of aluminum foil tape compounding, in particular to double-layer aluminum foil tape compounding equipment which comprises a compounding equipment body, the upper side of the compounding equipment body is fixedly connected with a first U-shaped seat and a second U-shaped seat respectively, the inner side face of the first U-shaped seat is rotationally connected with two movable shaft seats, and winding rollers are clamped in the two movable shaft seats. Aluminum foil on the unwinding roller and the winding roller can be rapidly fed or discharged in a clamping mode, other tools are not needed to fix an aluminum foil belt on the composite equipment, time and labor are saved, and therefore the composite efficiency of the composite equipment is improved; the two aluminum foil belts can be compounded through the two compounding rollers, the two aluminum foil belts can be bonded together so as to complete compounding of the double-layer aluminum foil belts, then the limiting circular ring can play a role in limiting and rolling, and the compounded double-layer aluminum foil belts are not prone to wrinkling.

The invention discloses an online magnetic separation device for packaging aluminum foil casting melt inclusions, and relates to the field of material magnetic separation. An on-line magnetic separation device for packaging aluminum foil casting melt inclusions comprises a separation box and further comprises an installation box fixedly connected in a feeding port of the separation box, a magnetic separation device and a control device, the multiple groups of flow guide pipes are all mounted in the mounting box, each flow guide pipe is provided with a hollow pipeline, and the hollow pipelines of the flow guide pipes are used for guiding a liquid solution to enter the separation box; a cavity is formed in the flow guide pipe, and a high-temperature-resistant electromagnet is installed in the cavity. The spiral groove is formed in the hollow pipeline of the flow guide pipe; through the flow guide pipe with the spiral groove, impurities are adsorbed in a gradient mode through a magnetic field in the spiral groove, the magnet does not make direct contact with a melt or the impurities, mechanical abrasion is avoided, only the flow guide pipe needs to be replaced during follow-up replacement, the high-temperature-resistant electromagnet can be reserved, and resources are effectively saved.

The utility model relates to a nanobubble preparation device based on a resistance thermal effect. The nanobubble preparation device based on the resistance heat effect comprises a box body, the bottom of the box body is fixedly connected with two fixing plates which are arranged in parallel at intervals, the opposite side faces of the two fixing plates are each provided with a plurality of inserting grooves which are distributed at equal intervals in the length direction, and the inserting grooves in the two sides are distributed in a mirror symmetry mode to jointly form a positioning groove of a heat production resistor; the two ends of each heat generation resistor are embedded in the corresponding positioning grooves respectively, a composite heat conduction coating layer is arranged on the surface of each heat generation resistor, the composite heat conduction coating layers are formed by aluminum foil and tin foil in a composite lamination mode and tightly wrap the outer surfaces of the heat generation resistors, and micron-scale channels or nano-scale holes are formed in the surfaces of the composite heat conduction coating layers through laser etching. Therefore, bubble nucleation is promoted. The nanobubble preparation device based on the resistance thermal effect solves the problems of low nanobubble generation efficiency, non-uniform size, poor stability and the like in the prior art.

The utility model relates to a heatable portable deck chair based on solar energy. The heatable portable deck chair comprises three groups of outer frames, a polymer composite material inner plate, a solar panel, supporting legs, aluminum foil radiating fins and a storage battery, the three groups of outer frames are hinged in sequence; the polymer composite material inner plates are correspondingly arranged in the outer frames respectively and are rotationally connected with the outer frames; supporting legs are rotationally connected to the left and right sides of the outer ends of the outer frames at the two ends, and supporting legs are rotationally connected to the left and right sides of the front and rear ends of the outer frame in the middle; the aluminum foil cooling fin and the storage battery are arranged in the polymer composite material inner plate and are connected with each other; and the solar panel is arranged outside the back surface of the polymer composite material inner plate and is connected with the storage battery. According to the utility model, through a folding and overturning mode, multifunctional conversion is realized, and carrying is easy; and meanwhile, through the combination of the solar panel and the storage battery, current is provided for the aluminum foil cooling fins to enable the aluminum foil cooling fins to generate heat, so that heating is realized.

The utility model relates to the technical field of data transmission lines, in particular to a high-frequency cable for making a flat wrapping middle coating technology, which is technically characterized by comprising a core wire, a first mylar layer and a wrapping tape layer which are sequentially arranged from inside to outside, the core wire is formed by extrusion, the first mylar layer is used for fixing the core wire, and the wrapping tape layer is used for wrapping the first mylar layer. A middle coating layer is arranged between the first mylar layer and the belting layer, the middle coating layer is formed by extrusion, and the belting layer wraps the periphery of the first mylar layer. Through a multi-layer structure, efficient and stable transmission of signals is realized. The core wire adopts the copper conductor and the polyethylene insulating layer, so that accurate transmission of signals is ensured; the first mylar layer and the middle coating layer are arranged, so that the problem of dielectric coefficient in signal transmission is solved, and the high-frequency performance of the cable is improved; and the aluminum foil wrapping tape layer is added, so that the shielding effect and the structural stability of the cable are further enhanced. Through the series of design, the high-frequency cable has excellent performance in the aspects of reducing attenuation loss and improving transmission efficiency.

This invention discloses a method for preparing a water-based protective coating for pharmaceutical aluminum foil, relating to the field of pharmaceutical packaging materials technology. By using water as the core solvent, it solves the environmental pollution problems caused by traditional solvent-based coatings, while eliminating the fire safety hazards of flammable and explosive organic solvents. Furthermore, the addition of hydroxylated chitosan improves the adhesion between the coating and the aluminum foil substrate, effectively preventing coating peeling during transportation and storage, and also endows the coating with excellent antibacterial properties, reducing the risk of microbial contamination of pharmaceuticals. The introduction of polycaprolactone diol-modified acrylate significantly improves the coating's flexibility, preventing cracking at low temperatures, while also taking into account solvent resistance and abrasion resistance. This solves the problem of poor balance between flexibility and solvent resistance in existing water-based coatings, thereby ensuring the integrity of pharmaceutical packaging and the long-term stability of pharmaceutical quality.