73results about How to "Foldable" patented technology

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 present invention discloses a flexible substrate-based high-dynamic GNSS receiver hardware design and a navigation method. The method is as follows: key components of the receiver are an active antenna, an RF front-end processing module, a baseband signal digital processing module and a positioning resolving module, and hardware is implemented in a manner of software and hardware combination.Functions of the modules are as follows: the antenna converts a received satellite signal into a current signal, a high-frequency low noise amplifier amplifies the signal, compensates for attenuationof the signal during transmission, enhances a signal-to-noise ratio of the signal, the signal enters the RF front-end by passing through a band-pass filter; the RF front-end processing module performsamplification, frequency conversion, filtering, and analog-digital conversion on the satellite signal, and finally obtains a digital intermediate frequency signal; the baseband signal digital processing module performs processing of capturing, tracking, bit synchronization and frame synchronization on the digital intermediate frequency signal, to obtain a navigation measured value and a navigation telegraph text; and the positioning resolving module performs positioning resolving by using the navigation measured value and the navigation telegraph text, and finally obtains satellite information of a user, to obtain a positioning observed value.

The invention discloses an LED device and an LED display screen, wherein, the LED device comprises an LED module and a framework; the LED module is formed by the connection of a plurality of LED units through at least one electric power source positive wire, at least one electric power source cathode wire and at least one signal wire and is fixed on the framework; each LED unit comprises at leastone LED and a controlling module thereof; the framework consists of at least three independent parts and the first end of one independent part thereof is provided with a fixing unit; the second end of another independent part that is connected with the first end of the independent part is correspondingly provided with a fixing place which is matched with the fixing unit; and all independent partsare fixedly connected mutually through one fixing unit and one fixing place respectively so as to form the framework. One LED flexible display screen can consist of one or a plurality of LED devices.The invention has the advantages of stable installation and convenient transportation and carry.

The invention belongs to the field of tables and chairs, and particularly relates to a handheld combined table and stool. The handheld combined table and stool is characterized in that a tabletop is unfolded as a suitcase and composed of two half tabletop bodies; the two half tabletop bodies are hinged together, and two sides of the tabletop are fixedly connected with carrying handles respectively; the four corners of the back of the tabletop are movably connected with foldable table legs, the table legs are fixedly provided with sliding rails through adjustable locating hoops, a supporting frame is fixedly connected with the table legs through the sliding rails, and a stool surface is arranged on the supporting frame and connected with the supporting frame in a rotating mode. The handheld combined table and stool has the advantages that the structure is simple, folding is convenient, the height of the stool surface is adjustable, carrying is convenient after the handheld combined table and stool is folded, and the handheld combined table and stool is small in size, light in weight, low in cost, convenient to carry and store after being folded in a suitcase mode, and capable of being placed in a sedan trunk and bringing convenience to floating personnel to enable the floating personnel to go out, travel and take vehicles conveniently.

The invention relates to a folding chair, which comprises a seat with a soft seat surface, two rectangular frame-shaped legs which are arranged crosswise is arranged under the seat, the two rectangular frame-shaped legs respectively comprise a horizontal rod parallel to the plane of the seat and vertical rods supporting the horizontal rod in a height direction, two ends of the soft seat surface are respectively connected to the upper horizontal rods of the two rectangular frame-shaped legs, the two rectangular frame-shaped legs are pivotally connected at the intersections, and the vertical rods which are pivotally connected at the intersections of the two rectangular frame-shaped legs are retractable rods. The folding chair provided by the invention is simple and light in structure, more convenient to fold and more stable to use.

The invention discloses a composite mechanical arm-rope system mechanism used for capturing space debris and belongs to the technical field of aerospace. The composite mechanical arm-rope system mechanism used for capturing the space debris mainly comprises a mechanical arm envelopes, a contraction rope and a closed winding drum, wherein the mechanical arm envelope consists of a mechanical arm driving motor, a mounting platform and more than three mechanical arms; the contraction rope is mounted at the tail ends of the mechanical arms; and the closed winding drum is used for contracting the rope. According to the composite mechanical arm-rope system mechanism used for capturing the space debris, by using the mechanical arm driving motors to drive the mechanical arms to realize expansion orretraction of the mechanical arm envelopes, the space sizes of the mechanical arm envelopes are adjusted; by using the large-deformation ability of the mechanical arm envelopes, the space debris withdifferent volumes is captured; and the rope or other strip-shaped flexible mediums at the tail end absorb partial collision energy. According to the composite mechanical arm-rope system mechanism used for capturing the space debris, the captured space debris does not need to provide an active docking point, the space debris in a rotating state can be captured; compared with fish spear capturing,the composite mechanical arm-rope system mechanism used for capturing the space debris has the advantage of no damage to the space debris; and compared with rope net capturing, the composite mechanical arm-rope system mechanism used for capturing the space debris has the advantages that the reverse process of executing the capturing action can release the space debris, and foldability is realizedto reduce space occupation.

The invention discloses a one-key linkage backrest folding mechanism, and relates to the technical field of folding cart equipment. The mechanism comprises stroller front wheels, stroller rear wheels,a front wheel connecting rod, a rear wheel connecting rod, a first push rod, a second push rod, a first linkage supporting rod, a supporting backrest and a backrest locking piece. During the half-folding of whole equipment, a user only needs to unlock the locking of the whole equipment; then the first push rod is pushed to be bent; therefore, the second push rod, the front wheel connecting rod, the first linkage supporting rod and the second linkage supporting rod are folded towards the position of the rear wheel connecting rod at the same time. Under the pulling of a driving supporting rod,a first transmission steel cable drives the backrest locking piece to be released, at the moment, the supporting backrest is in a loose state and rotates towards the position of the rear wheel connecting rod under the pulling of the first transmission steel cable, and therefore, the whole trolley can be folded in one step.

A foldable bicycle with a large wheel and a small wheel contains an upper rod including one end connected with a side of a supporting post and another end coupled with a first tubular member, the first tubular member including a through hole; an axial shaft inserted into the through hole of the first tubular member of the upper rod and rotating in the through hole; the axial shaft also inserted into an orifice of a second tubular member of a lower rod and rotating in the orifice; wherein the axial shaft includes a bracket extending downward therefrom; the small wheel is axially disposed on a distal end of the bracket, and the large wheel is axially disposed on a distal end of a rear support; when the axial shaft rotates 180 degrees rearward, the small wheel is moved to be close to the large wheel.

The invention discloses a new-energy mowing machine. The new-energy mowing machine comprises a bottom plate, a rotating cutter tooth device is fixedly connected on the upper end face of the bottom plate, a driving device is fixedly connected on the side end face of the rotating cutter tooth device, a solar device is fixedly connected to the upper rend face of the rotating cutter tooth device, anda pushing hand is fixedly connected to the side end face of the bottom plate; the solar device comprises a fixed cover, a solar cell panel, a fixed box, clamping columns and a storage battery; the fixed cover is rotationally connected on the side end face of the fixed box, the solar cell panel is fixedly connected on the upper end face of the fixed cover, and the storage battery is slidingly connected on the side end face of the fixed box; the driving device comprises a motor, a rotating rod, a driving gear, a fixed rod, a damper, a driving shaft, a fixing bolt, a convertor, a driven gear andblades. According to the new-energy mowing machine, by arranging rotating cutter teeth, the rotating cutter tooth device has the foldable performance accordingly, the internal space usage rate of a connecting shell is increased, and compared with a traditional mowing machine, the practicability of the new-energy mowing machine is higher.

The invention provides digital color ink-jet ink provided with 3D lines and suitable for shoe upper printing. The digital color ink-jet ink is prepared from, by weight, an oligomer of a polymer or a copolymer containing a carboxylic acid group (COOH) 2%-25%, a monomer 35%-65%, a pigment 2%-10%, a photosensitive initiator 2%-10%, a solvent 2%-35%, and an additive containing a pigment dispersant or a property adjustment agent 5%-15%. The digital color ink-jet ink is acid-resistant, alkali-resistant and environmentally friendly, can be jetted to form stereoscopic line patterns within several seconds, the pigment color ink-jet ink can be rapidly cured by absorbing ultraviolet light and has good adhesive power, the usage rate of organic solvents is reduced by replacing the organic solvents permeating into a base material for adhesion in a photocuring adhesion mode, accordingly the harm of the organic solvents to the environment and human bodies is reduced, and the digital color ink-jet ink can be jetted on common shoe upper fabrics and can be also jetted on different materials such as glass, leather, plastic materials and advertising consumables, and stereoscopic patterns have the advantages of being foldable, twistable and deformation-free.

The invention discloses a preparation method of a flexible solid-state battery, comprising the following steps: providing a positive electrode of the flexible solid-state battery; providing a negativeelectrode of the flexible solid-state battery; drying the positive electrode of the flexible solid-state battery and the negative electrode of the flexible solid-state battery; preparing a ultra-thinflexible solid electrolyte membrane by chemical vapor deposition; placing a first encapsulation film, the positive electrode of the flexible solid-state battery, the ultra-thin flexible solid-state electrolyte membrane, the negative electrode of the flexible solid-state battery, and a second encapsulation film sequentially to form a first laminated structure, and encapsulating the laminated structure. The flexible solid-state battery prepared by the method has certain tensile lightness and torsional strength, good electronic insulation and ion conductivity, and can be conveniently combined with wearable products, thereby overcoming the shortcomings that the traditional liquid electrolyte system lithium ion battery cannot meet the above requirements.

The invention discloses an electric power case cabinet having detachable and foldable functions and convenient to carry. The cabinet structurally comprises a cabinet door, a door handle with a lock, and a cabinet body; the cabinet door is hinged to the front side of the cabinet body; and the center of one side of the cabinet door is provided with the door handle with the lock. Compared with the prior art, the cabinet has the beneficial effects that a detachable top cover, the cabinet body and a mounting base are arranged in a combined mode, so that the cabinet has the detachable and foldable functions; when the cabinet is moved out from a door slightly lower than the cabinet after being detached, inclination does not need to be carried out, the moving difficulty is small, and the collisionbetween the cabinet and a door frame is effectively avoided, so that the surface of the cabinet is prevented from being damaged; folding can be carried out during carrying, so that the occupied areais reduced; and a relatively large transport vehicle does not need to be used, and the transport amount of the transport vehicle can be increased, so that the transport cost is reduced.

The invention discloses a folding awning for an electric vehicle, which comprises a supporting device, a connecting rod and a tarpaulin. The supporting device includes a fixing frame, a supporting rod, a connecting shaft and a limit nut. There is a groove, the support rod is located in the groove, and is connected to the fixed frame through the connecting shaft. The support rod includes the first connecting rod, the second connecting rod, the third connecting rod and the sleeve rod. One end of the first connecting rod is fixedly connected with Screw, the second connecting rod is sleeved in the first connecting rod, one end of the third connecting rod is sleeved in the second connecting rod, and the other end is provided with a bump, the sleeve rod is a hollow structure with one end open, and the inner surface of the open end Threads matching the screw structure are provided, and a limit ring is provided on the inner surface of the other end. The sleeve rod is connected with the third connecting rod through the protrusion and the limit ring, and the outer end of the sleeve rod is fixedly connected with Cooperating limit screws; the present invention has the advantages of foldable placement and reasonable structure.

The invention belongs to the technical field of paper printing, and particularly relates to a printing method replacing a PP anti-scratch matt film coated on the surface with connecting line printingaqueous lacquer. The method comprises the following steps: S100, preparing folding-resistant base lacquer meeting the printing requirement; S200, preparing wear-resistant surface lacquer meeting the printing requirement; and S300, carrying out connecting line printing lacquer coating on a printing machine provided with two lacquer coating bases, so that the folding-resistant base lacquer and the wear-resistant surface lacquer cover the surface of color paper ink in an overlapped mode. The surface of the printed color paper is coated with the folding-resistant base lacquer, so that the folding-resistant strength of the color paper is improved, then the color paper can not have line bursting and color bursting after being folded for three times at 180 degrees in the forward and reverse directions, and further, the phenomenon of line bursting and color bursting of a color box formed by subsequent die cutting is avoided. The adhesive force of the folding-resistant base lacquer is strong, so that good adhesion is generated for a printing surface and the surface lacquer; and the wear-resistant surface lacquer coats the folding-resistant base lacquer through the printing machine, so thatthe color paper has good surface performance, as well as excellent adhesive force, dyne value, wear resistance, alcohol solvent resistance and the like.

An environment protection type paper is made up from natural inorganic ore powder 56-80 wt.%, polyethylene 43-18 wt.% and assistant 1-2 wt.% through proportionally mixing, squeezing and pugging, then granulating; high-temp. extruding, soflening and discharging via O-shaped nozzle to become tubular film, cooling to 80-120 deg.C; filling compressed air into tubular film for expanding it, making the tubular film extend, and streching the tabular film to obtain the paper with bidirectional strength.

A sunshade for a two-wheel vehicle is in streamlined design, is simple in structure, light and small after being folded and convenient to carry, can be integrally manufactured with a vehicle body, is better in air flow guiding effect and is free of wind resistance in high-speed running. The sunshade for the two-wheel vehicle is of a movable segment structure, the sunlight direction can be adjusted at any time, the problem that the wind resistance of sunshades is large when the sunshades for the two-wheel vehicle is in high-speed running is solved, and the safety coefficient in driving the two-wheel vehicle and driving comfort are improved.

The invention discloses a universal rear cabin working ladder which comprises a climbing ladder component, an outwards-extending ladder, a leg supporting component and a connection rod component, theclimbing ladder component comprises a supporting beam and a first pedal, the outwards-extending component comprises side legs and a second pedal and is arranged at the top of the climbing ladder component, the connection rod component comprises a first connection rod and a second connection rod, and the leg supporting component comprises a leg supporting portion and a reinforcing rod; the second connection rod and the supporting beam are in hinged connection, two ends of the second connection rod respectively extend out of two sides of the supporting beam, a universal sucker is arranged at oneend of each side leg, the other end of each side leg is provided with a first edge, the first connection rod and the leg supporting portion are arranged on different sides of the supporting beam respectively, the second connection rod, the first connection rod, the first edges and the supporting beam form a hinge four-rod mechanism, and the reinforcing rod is movably arranged between the supporting beam and the leg supporting portion. The universal rear cabin working ladder is high in strength and safety, easy to fold, convenient to maintain and wide in application range.

The invention belongs to the field of power grid silica gel replacement, and particularly relates to an intelligent silica gel replacing device. In order to solve the problems that in the silica gel replacing process, a large amount of labor is needed, the time is long and errors are prone to happening, the invention provides the intelligent silica gel replacing device which is rapid, convenient to use, easy to operate and capable of saving labor. The intelligent silica gel replacing device comprises a power source module, and further comprises a sensor module electrically connected with a control module, the control module electrically connected with the power source module, a climbing device electrically connected with the control module, a drive device screwed with a base ring and electrically connected with the control module, the base ring engaged with the climbing device, a mini-type cylinder electrically connected with the control module, a fixing device connected with the basering in a sleeving mode, and a remote controller in communication connection with the control module. The base ring comprises a rack engaged with the climbing device, a support welded to the rack, anda bearing ring connected with the support in a sleeving mode.