62results about How to "With foldable" patented technology

The invention discloses a polymer based nanometer cone structure SERS substrate which is prepared from a polymer with a nanometer cone structure and a three-dimensional noble metal nanometer particle array; and noble metal nanometer particles are uniformly inlaid in the polymer nanometer cone structure surface. The SERS substrate has the advantages of excellent transparency, excellent flexibility, excellent uniformity, high sensitivity, light weight, foldable ability, portability and liability in treatment and can be applied to the field of in-situ detection of pesticide residues on the surfaces of vegetables and pollutants in an aqueous solution. The invention also discloses a preparation method of the SERS substrate. The preparation method comprises the following steps: preparing a conical porous alumina template by utilizing a multistep anodic oxidation method; depositing the noble metal nanometer particles on the conical porous alumina template; and copying the nanometer cone structure of the conical porous alumina template on the polymer by utilizing a nanometer imprinting technology, and transferring the noble metal nanometer particles onto the polymer to obtain the SERS substrate. The method is simple in preparation process and lower in cost and is suitable for large-scale industrial production.

The invention discloses a method for producing a novel degradable material by manioc dreg and pot ale and comprises the following steps: the manioc dreg or the pot ale is purified, ground, cleaned, drained and mixed with dry paper pulp according to the weight proportion of a to b; wherein, the a lies between 2 and 5, and the b lies between 5 and 8; a papermaking addition agent is added, and the mixture is molded and parched, thus obtaining the degradable material product. Paper pulps of vegetable fiber such as waste newspapers, carton paper, paperboards and other paper pulps of vegetable fiber materials can be taken as the dry paper pulp. The method for producing the novel degradable material by the manioc dreg and the pot ale adequately utilizes wastes of manioc resources such as the manioc dreg, the pot ale to produce the novel industrial degradable material with good quality and low cost, replaces degradable materials of cellular plastics, and not only solves the difficult processing problem of wastes and changes wastes into valuable, but also effectively generates the actions of controlling and eliminating the white pollution; furthermore, the method for producing the novel degradable material by the manioc waste and the pot ale has uncomplicated technique, short production period, low cost, low energy consumption, simple and convenient operation, high product stability and good economic, social and environment-protective benefits.

The invention relates to the field of touch screens of the electronic information technology, in particular to a grapheme capacitive touch screen. The grapheme capacitive touch screen comprises a transparent film layer I and a transparent film layer II. A grapheme layer I and a grapheme layer II are arranged on the surface of the transparent film layer I and the surface of the transparent film layer II respectively. The grapheme layer II is adhered to the surface of the transparent film layer I. A voltage source is arranged on the grapheme layer I or the grapheme layer II. Sense lines are arranged on the grapheme layer I or the grapheme layer II. ITO materials are replaced by grapheme materials which are used for manufacturing the capacitive touch screen. The grapheme capacitive touch screen has the advantages of being foldable, high in sensitivity, light, thin, high in light penetrating rate, high in electricity conducting rate, low in cost, green and friendly to environment.

The invention disclose flexible Dye-sensitized Solar Cells (DSSCs) based on a titanium dioxide nanometer rod array film. The DSSCs comprise flexible quasi-one-dimensional photoanodes, a dye sensitizing agent, electrolyte and flexible counter electrodes. The flexible quasi-one-dimensional photoanodes are composed of a flexible transparent conductive substrate, a TiO2 nanometer particle thin layer and a TiO2 nanometer rod array thin layer which are superposed from outside to inside. The TiO2 nanometer particle thin layer is closely connected with the flexible transparent conductive substrate. The TiO2 nanometer rod array thin layer grows on the TiO2 nanometer particle thin layer. Dye is absorbed on the TiO2 nanometer rod array. The flexible Dye-sensitized Solar Cells (DSSCs) in the invention have the advantages of increase of electron transmission speed, reduction of electron composite, portability and foldability.

The invention discloses a manufacturing method of an offshore lifesaving waiting device, which comprises a container and a water leakage pipe also serving as a gas guide pipe, wherein a gas exchange pipe, an inflated bag, a bracket, an inflated boat, a motor and the like are arranged between an interior and the container. The totally-closed folding offshore lifesaving waiting device disclosed by the invention has the characteristics of being small in structure, light in weight, totally closed, folding, simplicity for operation and the like and is an ideal tool for people to save lives and wait when a steamship is periled at sea.

The invention relates to an emergency life jacket. The emergency life jacket is mainly composed of two parts, wherein the first part is a life jacket material, which can be made of PU (polyurethane), or thermoplastic elastic rubber SEBS (Styrene Ethylene Butadiene Styrene), or PU and SEBS; the second part is an electric igniting device located on the life jacket; sodium azide, potassium nitrate and SiO2 are placed in a reaction region (4) of the electric igniting device; and in emergency, by pressing a button region (6) located on the electric igniting device, chemicals in the reaction region (4) react to instantaneously generate a large amount of nitrogen gas, generated nitrogen gas enters an air channel (2) through a filter layer (3) and finally enters an air bag through a channel (26) between an external thread (12) and an internal thread (23), and thus the life jacket is inflated to rapidly expand to save a drowning person. The emergency life jacket has the advantages of strong airtightness, high flexibility, lightweight, strong fitness, comfort in wearing, foldability, convenience in carrying and the like.

The invention relates to a woven-structure stretchable fabric circuit board. The circuit board comprises an elastic woven fabric matrix woven with conductive fibers by virtue of a textile processing technique, and a plurality of conducting channels are formed in a woven fabric and are used for connecting multiple electronic components so as to generate signal transmission among the electronic components. The invention further relates to wearable equipment utilizing the woven-structure stretchable fabric circuit board. The woven-structure stretchable fabric circuit board can cling to the skin and has stable performance.

A common-path flexible off-axis four-mirror zoom optical system relates to the technical field of aerospace optical remote sensors, solves the technical bottleneck of earth observation of an existingspace remote sensing camera, and comprises a primary mirror, a secondary mirror, a third mirror and a fourth mirror, wherein the primary mirror serves as a fixed mirror and is fixed relative to the optical axis of the system; the secondary mirror, the third mirror and the fourth mirror are a total-reflection zoom system composed of three movable mirrors; the secondary mirror is a negative power mirror; the secondary mirror is moved to be located in the Cassegrain optical structure; the secondary mirror is a flexible deformable mirror, and the vertex of the secondary mirror moves along the optical axis direction of the system; the third mirror and the fourth mirror are both positive power mirrors, and the vertexes of the third mirror and the fourth mirror move along the optical axis of thesystem; and light sequentially passes through the primary mirror, the secondary mirror, the third mirror and the fourth mirror and is finally imaged on the image plane of a detector. The total-reflection zoom system provided by the invention realizes light path sharing, and the aberration of the system is corrected by combining the flexible deformable mirror, so that the ultra-light weight of themulti-channel optical system is realized.

The invention discloses a polyvinyl dichloride (PVDC) latex special for kraft paper used for food packaging and a preparation method thereof and application thereof. The kraft paper coated by the PVDC latex can be used for packaging of foods such as peanuts, melon seeds and walnuts. The PVDC latex is obtained by a mixed monomer, an auxiliary, an initiating agent, an emulsifying agent and a seeded emulsifying agent, wherein the mixed monomer contains a certain amount of vinylidene chloride, vinyl cyanide, butyl acrylate and acrylic acid, and the seeded emulsifying agent contains sodium dodecyl benzene sulfonate and a 2A-1 emulsifying agent. The prepared PVDC latex is good in stability and free of emulsification breaking and sediment after placed for 24 months under temperature of 30 DEG C and relative humidity (RH) of 70%. Monomer residual volume in the latex is lower. The kraft paper coated by the PVDC latex has the advantages of being environment-friendly, degradable, good in heat tightness, waterproof, damp proof and the like. When coating amount of the latex is 20g / m2, steam transit amount is less than or equal to 3g / m2.24h and oxygen permeability is less than or equal to 6g / m2.24h, monomer residual amount of the vinylidene chloride is less than or equal to 1ppm or not detected, and heating sealing intensity can reach 3N / 15mm.

The invention provides an adjacent netting semi-flexible connection method for a copper alloy mesh grid, relating to an aquaculture net cage netting connection method and needing to provide a netting semi-flexible connection method. A cylinder braid, a rope, a suture line and a tarpaulin ring are adopted. The connection method is characterized in that the cylindrical braid, the rope, the suture line and the tarpaulin ring are processed and assembled into a semi-flexible connecting member arranged between two adjacent copper alloy mesh grids, one end of the suture rope is fixed on a net junction at a distance of 3 meshes from the connecting part of the copper alloy mesh grids, the other end of the suture rope sequentially penetrates through eye rings of the semi-flexible connection member and net meshes on the copper alloy mesh grids, the eye rings of the semi-flexible connecting members and the net meshes of the copper alloy mesh grids are sutured and sewed in a suture ratio of 2:3, after the suture rope penetrates through all eye rings at one side of the semi-flexible connection member and corresponding net meshes on the copper alloy mesh grids, the suture rope is fixed on a net junction at a distance of 4 meshes from the connecting edge of the copper alloy mesh grids, and the semi-flexible connecting member is connected with the other copper alloy mesh grid of the two copper alloy mesh grids together by using the same method.

The invention discloses a portable photoelectric effect detector including a detector body, a wire box, a radiator, a wire mesh and a front cover plate, one side of the detector body is provided with a wire box, the upper surface of the detector body is provided with a display screen folding groove, and the front cover plate is installed at the inner side position, close to a handle, of the front surface of the detector body. The structure is scientific and reasonable, the use is safe and convenient, the appearance structure of the detector is optimized, the detection data can be visually seen by workers, the detection efficiency of the workers can be improved, the handle and an antislip sleeve are arranged to make the detector portable, the radiator is arranged to increase the heat radiation intensity of the detector, and flame retardation moisture absorbing cotton is arranged to make the environment in the detector dry and to prevent static interference inside the detector as well. The portable photoelectric effect detector is simple in structure and convenient to use, and improves the service life of the detector.

The invention discloses a vacuum insulation, heat preservation and photovoltaic decoration integrated plate. The vacuum insulation, heat preservation and photovoltaic decoration integrated plate is of a layered structure and comprises a heat preservation layer, a reinforcing layer and a photovoltaic decoration layer from inside to outside, wherein the heat preservation layer is made of STP (super thin panel) vacuum insulation heat preservation boards which are packaged by waterproof coils in a vacuum seal mode; the waterproof coils are polymer cement mortar composite waterproof coils; the reinforcing layer are made of cement pressure boards or calcium silicate boards, and the elasticity modulus of the reinforcing layer is the same with that of the heat preservation boards; the photovoltaic decoration layer comprises soft film battery assemblies, a film layer and a coating layer from inside to outside. The vacuum insulation, heat preservation and photovoltaic decoration integrated plate has the advantages of non-ignitability, waterproofness, component standardization, assembly construction and photovoltaic heat preservation and decoration integration.

The invention belongs to the technical field of unmanned aerial vehicle mounting and in particular relates to an agricultural unmanned aerial vehicle mounting device. The agricultural unmanned aerialvehicle mounting device comprises a landing gear fixed on an unmanned aerial vehicle and further comprises a mounting component used for mounting articles; a positioning component is detachably connected to the landing gear and used for positioning and fixing the mounting device and the landing gear; a height adjusting component is detachably connected to the positioning component and used for adjusting a height position of the mounting component; a rotating component is detachably connected to the height adjusting component and used for adjusting the direction of the mounting component; and the mounting component is detachably connected to the rotating component. According to the agricultural unmanned aerial vehicle mounting device, through cooperation of the height adjusting component and the rotating component, the mounting component can be adjusted so that the applicability of the mounting component can be enhanced; and meanwhile, the mounting component can mount four types of articles so that the applicability is further enhanced; and moreover, parts for mounting the articles are conveniently changed so that the applicability is higher.

The invention relates to the technical field of electronic information, in particular to a conductive thin film. The conductive thin film comprises a base material thin film, optical adjusting layers and conducting layers, wherein the base material thin film is connected with the optical adjusting layers; the optical adjusting layers are connected with the conducting layers; the conductive thin film comprises two conducting layers; two optical adjusting layers are arranged between the two conducting layers; the base material thin film is arranged between the two optical adjusting layers; flexible transparent thin films are respectively arranged on the outer sides of the two conducting layers; the conducting layers are made of a graphene material; the graphene material is pure graphene; the graphene grows under the conditions of a gas carbon source and a protective gas by a chemical vapor deposition method; and the grown graphene is transferred to the flexible transparent thin films. The conducting layers are conductive organic polymer layers; and a conductive organic polymer compound of each conductive organic polymer layers is one or more of a polythiophene compound, a polyaniline compound or a polypyrrole compound. The conductive thin film has the characteristics of being sensitive in reaction, good in transparency, low in manufacturing cost and the like.

The invention discloses an unmanned aerial vehicle based on a six-pressure-rod integral tension structure. The unmanned aerial vehicle body has a stable space structure composed of a set of discontinuous pressed components and a set of continuous pressed components which are connected with each other; the unmanned aerial vehicle has a unique foldable feature, light weight and beautiful structure appearance; vehicle body and vehicle arms of the multi-rotor unmanned aerial vehicle can form an integral tension structure and form an unmanned aerial vehicle with a foldable structure; in the unmanned aerial vehicle based on the integral tension structure, rotors are arranged at the tail ends of the pressure rods; a control system of the unmanned aerial vehicle is installed on a central positionof the vehicle body; four retractable retraction components are arranged in the unmanned aerial vehicle and are capable of changing rotor driving positions and having compound motions, such as pitching, yawing and torsion; the unmanned aerial vehicle is capable of continuously deforming through an elastic cable; different deformations are corresponding to various postures, in order to adapt to different working environments (such as taking off and landing); the unmanned aerial vehicle has an ultrahigh engineering application value.

The invention relates to the technical field of heavy object lifting equipment, particularly to a household heavy object lifting auxiliary device. The household heavy object lifting auxiliary device comprises a box body, and further comprises a lifting mechanism arranged on the box body and a feeding mechanism arranged on the lifting mechanism. The household heavy object lifting auxiliary device has the characteristics of being light, effort-saving, safe and reliable in use, convenient to store and suitable for popularization.

The invention discloses a graphene heating sheet and a preparation method and application thereof. The graphene heating sheet structurally comprises a lower insulating layer, a heating layer, a copper conducting layer and an upper insulating layer which are sequentially arranged from bottom to top, and further comprises a positive electrode and a negative electrode which are arranged on the copper conducting layer. The heating layer is composed of a flexible base material layer and graphene heating layers coating the two faces of the flexible base material layer. The surfaces of the positive electrode and the negative electrode are coated with ceramic powder coatings with a positive temperature coefficient thermistor effect; and the graphene heating layer is electrically connected with the copper conductive layer. The graphene heating sheet has the advantages of being foldable, long in service life, low in cost, high in heating speed, good in safety and the like, can be used for low-temperature heating of the lithium ion battery, and can also achieve a self-temperature-limiting effect.

Disclosed is a production method of polypropylene spunbonded hot wind consolidation geotextile. The production method comprises the following steps of 1, preparing material; 2, conveying, melting andextruding raw material; 3, filtering and spinning; 4, crow air blowing cooling; 5, air drafting; 6, carrying out electrostatic devillicate and pendulum wire; 7, lapping; 8, pre-hot-rolling, and performing hot wind consolidation; 9, trimming and rolling; 10, inspecting and packing; 11, packing. The production method of the polypropylene spunbonded hot wind consolidation geotextile overcomes some disadvantages of needle-punched nonwoven fabric. Moreover, a polypropylene raw material is used, and the geotextile has the advantages of being good in air permeability, water permeability and rigidity,foldable, smooth in surface, good in compactness, free of any chemical bonding agents, more acid and alkali resistant, corrosion resistant, mothproof, antioxidative and the like, which makes the geotextile a quite ideal geotextile material.

The invention discloses a foldable shower room. The foldable shower room comprises a left side column, a right side column, an upper guide rail, a lower guide rail, a left screen unit and a right screen unit, wherein the left screen unit and the right screen unit are arranged on guide rails; the two ends of the upper guide rail and the lower guide rail are fixed to the upper ends and the lower ends of the left side column and the right side column respectively; the left screen unit and the right screen unit are arranged on the upper guide rail and the lower guide rail; a binding column is arranged on the outer side of the left screen unit; revolving shaft assemblies are arranged at the two ends of a vertical edge on the outer side of the left screen unit; a right section is arranged on the inner side edge of the left screen unit; pulley assemblies are arranged at the two ends of a vertical edge on the outer side of the right screen unit; a left section is arranged on the inner side edge of the right screen unit; the inner sides of the left screen unit and the right screen unit are connected through a rotary mechanism; the rotary mechanism is arranged on the left section and the right section. The foldable shower room occupies a small space and is convenient to transport and store, and maximum utilization of limited space can be realized effectively.

The invention discloses a preparation method of a metal nanoscale sieve based on polymer. The preparation method comprises the steps that a porous aluminum oxide template is prepared through an electrochemical anodic oxidation method; a layer of metal is deposited on the porous aluminum oxide template, and a metal nanoscale sieve structure is formed; and through the nanoimprint method, the metal nanoscale sieve structure is transferred onto the polymer. The preparation technique is simple, low in cost and suitable for large-scale industrial production; according to the metal nanoscale sieve structure prepared through the preparation method, due to the fact that the metal nanoscale sieve is completely transferred onto the polymer, the prepared metal nanoscale sieve based on the polymer has the characteristics of being excellent in performance, transparent, light, foldable, portable, easy to treat and the like, and the metal nanoscale sieve has great application value in fields such as fluorescence enhancement, raman enhancement, catalyzing and sensing; and in addition, the metal nanoscale sieve can serve as an electrode material and be broadly applied to fields such as lithium cells, supercapacitors and organic solar cells.

The invention relates to a director worktable for movie and television photography, belonging to the field of movie and television photography products. The director worktable comprises a table board,a clapper board, a folded plate I, a folded plate II, a support frame and a one-piece suit, wherein the table board is of a hollow structure, a slideway I and a slideway II are arranged in the tableboard, a storage bag and a storage battery are arranged on the outer side of the table board, and the one-piece suit is arranged at the inner side of the table board; the clapper board is arranged inthe slideway I and can slide out from the slideway I; an operation keyboard, an LED display screen and a microphone are arranged on the folded plate I, the folded plate I is movably connected with thetable board and the folded plate II through rotation devices, when rotating to be parallel to the table board, the folded plate I and the folded plate II can slide into the slideway II; a clamping groove is arranged at the inner side of the folded plate II. The director worktable for movie and television photography has the beneficial effects of being foldable, being convenient to move and carry,and assisting a director in recording important things.

The strain-type flexible respiration transducer for electronic fabric includes transducer sensing element in the form of fabric comprising elastic conducting fiber and insulating fiber, and the transducer sensing element has lead or joint for electric connection. The clothing with the respiration transducer for monitoring the respiration of the human body is one maillot with at least one of this flexible respiration transducer in the chest part. The flexible respiration transducer and the clothing with the flexible respiration transducer may be bent, folded, kneaded and washed, are suitable for monitoring the respiration information in the worn state, and have simple structure, low cost and convenient use.

The invention discloses a solar power generation garment which comprises a garment body, a photoelectric module, an electric wire, a control circuit and a protection shell. The photoelectric module is tightly attached to the surface of the garment body and connected with the control circuit through the electric wire, and the protection shell is arranged outside the control circuit. Through the mode, the solar power generation garment has the advantages of being high in reliability, high in power generation capacity, comfortable to wear, foldable, convenient to wash and use and the like. Meanwhile, the solar power generation garment has wide market prospects in the field of garments.

The invention relates to a solder strip and a flexible solar cell module. The solder strip comprises a first extending part, a stretching part and a second extending part. The stretching part is of acurve segment structure, one end of the stretching part is connected to the first extending part, the other end of the stretching part is connected to the second extending part, the first extending part and the second extending part are collinear, and the curve segment is a sine curve segment of at least one complete period with the connecting point of the stretching part and the first extending part as the origin of coordinates. The flexible solar cell module comprises a flexible substrate, a plurality of solar cells and a flexible packaging film. The solar cells are arranged between the flexible substrate and the flexible packaging film, the plurality of solar cells are connected in series through the solder strips, the first extension parts and the second extension parts of the solder strips are connected to the electrodes of two adjacent solar cells, and the positive electrodes and the negative electrodes of the electrodes of the two adjacent solar cells are different. The flexiblesolar cell module adopting the solder strip provided by the invention realizes relatively large deformation effects such as extensibility, folding and the like of the module.

The invention discloses a method for preparing a metal-nitrogen molecule / graphene / carbon nanofiber composite material through electrostatic spinning and application of the metal-nitrogen molecule / graphene / carbon nanofiber composite material, a precursor containing metal and nitrogen elements, graphene and a high-molecular polymer are prepared into a spinning solution for electrostatic spinning, and a metal-nitrogen molecule / graphene / polymer composite nanofiber membrane is obtained; then the obtained composite nanofiber membrane is sequentially subjected to pre-oxidation and carbonization treatment, and the metal-nitrogen molecule / graphene / carbon nanofiber composite material with the characteristics of being large in specific surface area, rich in micropores and mesopores, uniform in morphology and the like is obtained and can be used as a bifunctional catalyst for oxygen reduction and carbon dioxide reduction; the method has the characteristics of simple preparation process, low cost, easiness in recovery, excellent performance and the like.

The invention discloses a foldable plastic box, which comprises base plates and side plates. The box is characterized in that: the side plate contains left and right side plates (1), and a first cover plate (2) and a first base plate (8) are connected with the left and right side plates (1), wherein a second cover plate (4) and a second base plate (10) are connected with a front side plate (3), a third cover plate (6) and a third base plate (9) are connected with a rear side plate (5), and the second base plate (10) and the third base plate (9) are connected with the first base plate (8) by using a welding spot (12). The fully foldable plastic box of the invention has light weight and simple structure, and is convenient to fold, and reduces return volumes, and is suitable for transporting goods.

The invention provides a silicon rubber folding pot, which comprises a pot body and a lid. The lid is mounted on the upper end side of the pot body and fits an upper opening of the pot body, the pot body comprises a round pot bottom, a folding silicon rubber cylinder is mounted on the upper end side of the pot bottom, the lower end side of the pot bottom is provided with an annular heating plate with a cavity, the outer side cavity wall of the heating plate is provided with tongue piece holes, the inner side cavity wall of the heating plate is provided with an energy gathering ring and formedby an annular sheet in continuous u-shaped extending, and the annular heating plate is fixed to the pot bottom. By the energy gathering ring for wrapping flames, heat gathering is realized, the tonguepiece holes are used for dispersion, and heating efficiency is effectively improved.