40 results about "Space cloth" patented technology

The invention relates to a bead health pad which comprises a piece of basic cloth and a piece of surface cloth arranged above the basic cloth, wherein an accommodating space is formed between the basic cloth and the surface cloth. The bead health pad further comprises a plurality of pieces of spacing cloth, wherein the spacing cloth divides the accommodating space into a plurality of accommodating slots; the accommodating slots are filled with beads; an opening is formed in at least one of the two ends of each accommodating slot along the length direction. The bead health pad further comprises elastic cotton strips for plugging the multiple openings and a zipper assembly. The bead health pad is higher in breathability, has a health effect, and is convenient to manufacture and comfortable in handfeel; the beads are unlikely to stagger and convenient to fill and pour; the cloth is convenient to clean. The invention further provides a pillowcase and a pillow which are made by the bead health pad, and a manufacturing method adopting the bead health pad. The pillowcase is used with a pillow interior, so that the pillow has the effects of high breathability and comfortable handfeel; meanwhile, the pillow has the effects of high breathability, comfortable handfeel and pillowcase stabilization.

The invention relates to the field of a space cloth preparation method, in particular to a space cloth preparation method with three-dimensional pattern effects. Two transparent mask layers are attached onto the surface of wire pulling net cloth; a first pattern is sprayed and drawn on the inner side surface of the inner layer mask layer; a second pattern in staggered arrangement with the first pattern is sprayed and drawn on the inner side surface of the mask layer; the inner layer mask has certain thickness, so that the first pattern and the second pattern in staggered arrangement show a three-dimensional effect; through the protection of the outer layer mask layer, the first pattern and the second pattern hide the patterns at the inside; the scratch or abrasion cannot occur, so that thesurface of the prepared space has durable and attractive pattern effects; on the material selection, the inner layer mask layer uses the PVC materials with low cost and good melting connection performance; the outer layer mask layer uses the TPU material with high wear-resistant performance and environmental-friendly performance; the protection effect on inside patterns can be enhanced.

The embodiment of the invention provides an evaporation structure, a radiator, a semiconductor device and a preparation method. The preparation method of the evaporation structure comprises the steps that: a substrate is provided, a bottom plate, a side plate connected with the bottom plate, and a plurality of backflow pieces arranged on the bottom plate at intervals are formed on the substrate, a liquid filling opening is formed in the side plate, the side plate surrounds the bottom plate, so that a cavity with an opening is formed in the substrate; capillary structure layers are formed on the inner surface of the bottom plate, the inner surface of the side plate and the surfaces of the backflow pieces; a base top is provided, a protection piece is arranged in a welding area of the base top, and a capillary structure layer is formed on the side, provided with the protection piece, of the base top to form a top plate; the protection piece is separated from the top plate, so that a welding area can be exposed; the welding area of the top plate corresponds to the side plate and the backflow pieces, the top plate, the side plate and the backflow pieces are welded and fixed through the welding area, and the opening is sealed so that the bottom plate, the top plate and the side plate can be matched to form an evaporation cavity; evaporating liquid is injected through the liquid filling opening, and the liquid filling opening is sealed to form an evaporation structure.

The invention relates to a central conductor assembly, a circulator and an isolator. The central conductor assembly comprises an upper gyromagnetic ferrite, a central junction conductor and a lower gyromagnetic ferrite which are arranged in sequence and are welded and fixed through a high-frequency welding process, the central junction conductor is located at the central position of the upper gyromagnetic ferrite and the lower gyromagnetic ferrite, and the upper gyromagnetic ferrite and the lower gyromagnetic ferrite are aligned. The central junction conductor comprises a plurality of first resonance bodies and second resonance bodies which are arranged at intervals, the first resonance bodies are connected with connecting pins extending out of the lower gyromagnetic ferrite, and the connecting pins are provided with connecting holes. Because the upper gyromagnetic ferrite, the central junction conductor and the lower gyromagnetic ferrite are welded and fixed by a high-frequency welding process, the central junction conductor does not move relative to the upper gyromagnetic ferrite and the lower gyromagnetic ferrite during assembly, the consistency of the upper gyromagnetic ferrite, the central junction conductor and the lower gyromagnetic ferrite is improved, and the product performances of the circulator and the isolator are guaranteed.

The invention relates to the technical field of textile materials, in particular to a preparation method of camouflage space cloth. The method comprises the following steps: sending a first printed PVC film and a second printed PVC film to be printed into a laminating machine for sufficient preheating, laminating the first printed PVC film and the second printed PVC film together, performing cooling, and spraying patterns on the lower surface to obtain a composite film; and laminating the three layers of films together according to the sequence of the composite film, the space cloth layer andthe lower-layer PVC film to obtain the camouflage space cloth. The preparation method of the camouflage space cloth has the beneficial effects that in the preparation method of the camouflage space cloth, the first printed PVC film and the second printed PVC film to be printed are compounded firstly, and the finished product is compounded and then heated once, so that the two layers are tightly attached together. Because of high peel strength, the obtained camouflage space cloth does not bubble, delaminate and the like after being used for a period of time.

The invention relates to a vacuum arc-extinguishing chamber and an arc-extinguishing contact thereof. The arc extinguishing contact comprises a conducting rod, a contact blade and longitudinal magnetic conductors; a plurality of longitudinal magnetic conductors are arranged, the longitudinal magnetic conductors rotate and extend in the axial direction of the conducting rod in the circumferential direction of the contact piece, and the longitudinal magnetic conductors are arranged at intervals in the circumferential direction of the contact piece, and the rotation directions of the longitudinal magnetic conductors are consistent; the longitudinal magnetic conductor is provided with a conductor contact section which is used for being in compression contact with the longitudinal magnetic conductor circumferentially adjacent to the contact blade along the axial direction of the conducting rod; and the adjacent conductor contact sections on the arc extinguishing contact are in contact during flow passage, so that the flow passage path is shortened, the flow passage resistance is reduced, and the flow passage capacity is improved, and during breaking, the longitudinal magnetic conductors are reset, the intervals between the adjacent longitudinal magnetic conductors prevent flow passage, the flow passage path is limited on the extension paths of the longitudinal magnetic conductors, and the longitudinal magnetic conductors rotate and extend, so the arc extinguishing contact can ensure the longitudinal magnetic field intensity. According to the arc extinguishing contact, by changing a current path, the longitudinal magnetic field intensity is ensured, and meanwhile, the through-current capability is improved.

The present invention relates to the technical field of quality evaluation of composite material tape-wound prepregs, in particular to an evaluation device and evaluation method for evaluating the quality consistency of composite material tape-wound prepregs; Heating mechanism connection; one side of the support seat is provided with an upwardly extending back plate, the gravity roller is fixed on the support seat through the limit frame, the gravity roller can slide back and forth along the length direction of the limit frame, and the limit frame and the support seat are detachably connected , the gravity roller is connected with a hand-held tooling, a tension gauge is provided above the limit frame, a pull hook is provided on the tension gauge, and the side end of the tension gauge is connected to the backboard through an inclined track; At least two pressure plates arranged at intervals in the direction, both ends of each pressure plate are detachably connected to the support seat through detachable connectors, and the evaluation device for the quality of the composite material tape winding prepreg can effectively evaluate the quality of the composite material tape winding prepreg.

The invention relates to a bead health pad which comprises a piece of basic cloth and a piece of surface cloth arranged above the basic cloth, wherein an accommodating space is formed between the basic cloth and the surface cloth. The bead health pad further comprises a plurality of pieces of spacing cloth, wherein the spacing cloth divides the accommodating space into a plurality of accommodating slots; the accommodating slots are filled with beads; an opening is formed in at least one of the two ends of each accommodating slot along the length direction. The bead health pad further comprises elastic cotton strips for plugging the multiple openings and a zipper assembly. The bead health pad is higher in breathability, has a health effect, and is convenient to manufacture and comfortable in handfeel; the beads are unlikely to stagger and convenient to fill and pour; the cloth is convenient to clean. The invention further provides a pillowcase and a pillow which are made by the bead health pad, and a manufacturing method adopting the bead health pad. The pillowcase is used with a pillow interior, so that the pillow has the effects of high breathability and comfortable handfeel; meanwhile, the pillow has the effects of high breathability, comfortable handfeel and pillowcase stabilization.

The invention relates to the automatic control method of the shaft cloth implement and its device, the method is joining the signal which controls the cloth implement rotated into the cloth implement by the procedure controller; the cloth implement rotates one lap that is set one lap of the cloth in the cloth region; when the cloth implement rotates N times, set N lap cloth in the cloth region; joining the signal which controls the steel wire rotated of the rotating machine into the rotating machine; the angle of the sprinkler of the cloth and the horizontal changes between 0 and 90 degree; based on the cloth region the circle divided into three or more circle layer with one heart to carry on the bed cloth automatically; the interval distance of the different circle and the circle centre and the cloth lap of the different circle are controlled by the process controller. The merit: optionally select the multiple circumferential surface area or space cloth, control the time of the region cloth, and realize the aim of the shaft shut operation, reduce the discharge of the smoke from the kiln door, keep the kiln temperature, and reduce the energy cost of the ripe cloth burning, save the cost. It reduced the labor intensity, not blocking the kiln.

The invention discloses an automatic sheet distributing device with variable narrow space on the vertical surface, which comprises a frame. The top surface of the frame is provided with a heavy-duty pressure sensing mechanism, and the bottom surface is provided with a patch mechanism and a crawling mechanism. The patch mechanism includes The patch support plate can be telescopically arranged on the bottom of the frame. There is a light pressure sensor on the patch support plate. The crawling mechanism includes crawling claws hinged at both ends of the frame. The controller with the pressure sensor signal connected, the pressure value transmitted by the patch mechanism through the light pressure sensor uses the controller to drive the patch support plate to complete the patch action, and the pressure value transmitted by the crawling mechanism through the heavy pressure sensor mechanism uses the controller Drive and adjust the crawling range and angle of the crawling claws. The invention can quickly and accurately realize small-space layout, and ensures the effect of radiation detection.

The invention discloses an accurately-positioned fabric bonding device which comprises a conveyor belt, a conveyor, a plurality of pressing devices and a plurality of ultrasonic bonding heads, whereinthe conveyor and the pressing devices are arranged on the two sides of the conveyor belt respectively, the ultrasonic bonding heads are arranged above the conveyor belt, and a plurality of pieces ofbase cloth are arranged on the conveyor belt at intervals; a plurality of sub-conveyors in one-to-one correspondence with the base cloth are arranged on the conveyor; each sub-conveyor comprises a plurality of tensioners and transparent adhesive tapes connected with the tensioners; a plurality of wavy moisture absorption lines are adhered to the transparent adhesive tape in parallel, and the sections of the moisture absorption lines are elliptical; each piece of base cloth and each sub-conveyor correspond to one pressing device; a plurality of distance sensors are regularly arranged on each ultrasonic bonding head, and the ultrasonic bonding heads horizontally move in the X direction and the Y direction on the same plane. According to the device, through tensioning, pressing, pre-positioning and accurate positioning operation, accurate bonding of the base cloth and the moisture absorption lines is achieved, the working procedure is greatly simplified, the cost is saved, and the bondedfabric has high breathability, moisture absorption and certain water retention.

The invention discloses a mineral-based halogen-free low-smoke flame-retardant cable, which comprises a plurality of wire cores, a flame-retardant layer outside the wire cores, a filling layer between the wire cores and the flame-retardant layer, and a fire-retardant layer outside the flame-retardant layer. The outer sheath, the wire core includes a cylindrical base column, a plurality of separators uniformly distributed along the circumferential direction of the cylindrical base column, copper wires located between two adjacent separators, and filling the gap formed by the separators and copper wires The inner insulation layer; the separator extends axially along the cylindrical base column; elastic sheets are fixed on the adjacent surfaces of two adjacent separators, and the two elastic sheets form an opening for the copper wire to enter, and the opening is smaller than the diameter of the copper wire ; The end of the elastic sheet away from the separator is bent along the radial direction of the cylindrical base column to the central axis of the cylindrical base column to form a guide part; the abutment block is fixed on the separator, and the abutment blocks are arranged at intervals along the axial direction of the cylindrical base column ; After the copper wire is placed between two adjacent separators, the end of the guide part abuts against the outer side of the copper wire, and the inner side of the copper wire is in contact with the abutting block tightly.

The invention discloses a crosslinked polyethylene insulated low-smoke halogen-free flame-retardant fire-resistant power cable core which comprises a cable core. The cable core comprises an insulating layer, a reinforcing rib and three conductors. The three conductors abut against each other and are arranged at equal intervals, and the reinforcing rib is connected in a cavity enclosed by the outer walls of the three conductors in a penetrating manner; the outer wall of the cable core is coated with the insulating layer, the outer wall of the insulating layer is provided with a plurality of evenly-distributed limiting grooves, the inner walls of the limiting grooves are slidably connected with one side of a limiting batten, the two ends of the limiting batten abut against the inner wall of an inner sheath, and the outer wall of the inner sheath is coated with an armor layer; and the outer wall of armor layer is coated with a mica tape fireproof layer, and the outer wall of the mica tape fireproof layer is coated with an outer sheath. The cross-linked polyethylene insulated low-smoke halogen-free flame-retardant fire-resistant power cable provided by the invention is good in voltage resistance and protection capability, relatively weak in heat conduction efficiency, and high in heat resistance and fire resistance. And meanwhile, the cable has higher pulling resistance and bending resistance.