168results about "Flexible conductors" patented technology

This invention relates to the field of power cable technology and proposes a bend-resistant high-voltage cable, comprising several stranded multi-core conductors, each multi-core conductor being covered with an insulation layer, and further comprising a flexible tube, a filler layer, a wrapping layer, a buffer layer, a sheath layer, and end positioning components. The flexible tube is disposed between the multiple multi-core conductors and abuts against the insulation layer of each multi-core conductor. The multiple multi-core conductors are sequentially covered with the filler layer, wrapping layer, buffer layer, and sheath layer. When the cable is bent, the filler layer can deform to create space for the multi-core conductors. End positioning components are installed at both ends of the cable, and several support components are disposed between the two end positioning components. Through the above technical solution, the problem of bending stress concentration easily occurring in the prior art due to the frequent bending of drag chain cables, which easily leads to damage to the insulation layer and sheath layer, is solved.

The utility model discloses a flexible high frequency data cable, include: conductor, the extrusion of conductor has PE insulating layer and forms core, is provided with foamed layer on PE insulating layer, the thickness of foamed layer accounts for 75% of PE insulating layer total thickness, and the foaming rate of foamed layer is 60%~65%, and every two core wire pairs form a pair of double -twisted pair, and the twisting pitch of every pair of double -twisted pair is different, and the aluminium -plastic composite tape is wrapped on double -twisted pair, and four pairs of double -twisted pair with aluminium -plastic composite tape are twisted into cable core, and the overlap gap of aluminium -plastic composite tape on each double -twisted pair all faces outward, and the tinned copper wire braid is woven on cable core, and the tinned copper wire braid covers and presses on the overlap gap of aluminium -plastic composite tape, and the weaving density of tinned copper wire braid is 70%, and the tape is wrapped on tinned copper wire braid, and the sheath is extruded on tape. The utility model can prevent the signal crosstalk between double -twisted pair without heat sealing to aluminium -plastic composite tape, thereby protecting PE insulating layer from being damaged.

The present disclosure relates to a cold-resistant medium-voltage power cable, includes a cable body, wherein a bending protection sleeve is slidably sleeved over an outer end of the cable body. Through the cooperative use of the bending protection sleeve, the clamping disc, the flexible electric heating patch, and the bending sensing assembly, on one hand, the arrangement reduces the difficulty in bending the cable body during installation, prevents damage to the cable body caused by excessive bending, and improves the efficiency and safety of installing the cable body in cold regions; on the other hand, the arrangement enables heating treatment at a bent installation section of the cable body. This configuration not only enhances flexibility of the cable body during installation, reducing damage to internal conductive cores of the cable body, but also provides continuous thermal protection to the bent installation section during subsequent operation of the cable body.

This invention discloses a flexible wear-resistant cable and its preparation method, relating to the field of cable technology. The cable, from the inside out, comprises a stranded tin-plated copper conductor, an irradiated cross-linked polyolefin insulation layer, a polyester fiber buffer layer, and a wear-resistant composite sheath layer. The wear-resistant composite sheath layer uses a fluorosilicone thermoplastic polyester elastomer, hydrogenated styrene elastomer SEEPS, and vinyl acrylate rubber as the composite matrix. The cross-linking agent is a mixture of bis(1-vinylimidazolium-2-)one and tripropylene glycol diacrylate in a 1:(1-3) ratio, which synergistically regulates the cross-linking performance. The preparation method includes conductor stranding annealing, insulation layer extrusion irradiation, buffer layer wrapping, double-layer sheath extrusion, and steam vulcanization. This invention achieves a synergistic improvement in flexibility and wear resistance, and exhibits excellent fatigue resistance, insulation performance, and structural stability. It is suitable for high-frequency reciprocating cable chain applications in industrial automation, and the preparation process is controllable, facilitating industrial production.

The application discloses a kind of corrosion-resistant double-armored submarine cable and preparation method thereof, it is related to submarine cable technical field.The corrosion-resistant double-armored submarine cable includes outer sheath layer, water barrier layer, double-armored layer, insulating inner liner, filling layer, insulating layer, copper conductor in turn from surface to inside;The outer sheath layer is obtained by extruding coating on the surface of double-armored layer by corrosion-resistant submarine cable material;The corrosion-resistant submarine cable material includes the following raw material components: by mass parts, 75-90 parts of high-density polyethylene, 30-50 parts of ultra-high molecular weight polyethylene, 10-25 parts of modified microfiber, 8-15 parts of ethylene-vinyl acetate copolymer, 0.2-0.5 parts of antioxidant, 1-1.2 parts of lubricant.The application optimizes sheath layer material, solves the problems of existing double-armored submarine cable corrosion failure, short service life, unstable performance and other problems, meets the demand of long-term service reliability.

This utility model discloses a highly flexible, electromagnetic interference-resistant cable for robots, comprising a double-layer conductor bundle with a Kevlar fiber rope at its center. The space between the inner and outer conductor bundles, and between the inner and outer conductor bundles and the Kevlar fiber rope, is filled with thermoplastic elastomer and foamed silicone. The conductor bundles are spirally twisted in opposite directions at different pitches. The cable is surrounded by braided aramid fibers, an insulation layer, an inner shielding layer, an outer shielding layer, and a sheath layer. The sheath has semi-circular ribs and embedded elastic polyurethane strips. The thermoplastic elastomer is a polyurethane-based material, the foamed silicone is phenyl silicone rubber, the insulation layer is nano-silica modified methyl vinyl silicone rubber, the inner shielding layer is copper foil wrapped with a polytetrafluoroethylene self-lubricating coating, the outer shielding layer is tin-plated copper wire braid, and the sheath layer is a blend of polyurethane and silicone rubber coated with a nano-ceramic coating. This cable exhibits a long dynamic bending life under extreme environments, improves high-frequency shielding effectiveness, and is suitable for high-frequency movements of industrial robots and complex electromagnetic environments.

This invention belongs to the field of cable technology, specifically a thin-walled oxygen-barrier high-temperature resistant cable, comprising a conductor core and a thin-walled outer sheath. The conductor core has a high-temperature resistant insulation layer made of polyetheretherketone (PEEK) composite material on its outer side. Between the high-temperature resistant insulation layer and the thin-walled outer sheath, from the inside out, are sequentially arranged a ceramicized oxygen barrier layer and a flame-retardant reinforcement layer. The ceramicized oxygen barrier layer is a nano-modified ceramicized silicone rubber layer with a thickness of 0.05–0.15 mm, including an outer layer doped with silicon carbide whiskers and an inner layer doped with zinc borate. This invention prepares an ultra-thin ceramicized layer through gradient doping, resolving the contradiction between thin-walled design and oxygen barrier properties, and effectively improving the interfacial peel strength. This reduces the cable's outer diameter and bending radius, making the cable lightweight and suitable for high-dynamic applications.

The utility model discloses a cable with good torsion resistance relates to the technical field of wire and cable, a cable with good torsion resistance, including the cable tube of gathering from inside to outside setting in proper order, shielding braid, twist buffer layer and outer sheath, wherein twist buffer layer includes several groups of soft rubber pad strip and ointment diaphragm, and several groups of soft rubber pad strip evenly distribute in the outer circumferential side of shielding braid, and the adjacent soft rubber pad strip is filled with insulating ointment, and ointment diaphragm is covered in the outer circumferential side of soft rubber pad strip and insulating ointment. Thus when cable occurs bending or twist, the cable tube of gathering can be realized in the free activity in the outer sheath inside through rotating or extruding soft rubber pad strip, not only can the direct action of outside environmental factor through outer sheath to the cable tube of gathering be reduced greatly, but also can slow down the bending or twist amplitude of the cable tube of gathering, is favorable to make its cable tube not easy to break, and then can make the cable be applicable to the environment of outdoor strong wind, easy twist.

The application relates to the technical field of new energy, in particular to a flexible flat cable, a CCS assembly and a battery module. The flexible flat cable comprises a first surface and a second surface oppositely arranged in a thickness direction, a plurality of slits penetrating from the first surface to the second surface, a length edge extending along a length direction, and the slits defining signal leads; a conductor extending along the length direction; a support body made of insulating material, extending along the length direction and being separated from the conductor; an insulating film covering the conductor and the support body; and a through hole penetrating from the first surface to the second surface at the support body and avoiding the conductor.

The application discloses a kind of cable winding flexible shield preparation equipment, including support seat, cable drag mechanism, support cylinder, upper rotary cylinder, lower rotary cylinder, first support frame, second support frame, first hoist mechanism, second hoist mechanism, bevel gear, mounting seat, third servo motor, bevel gear, the support seat is equipped with the cable drag mechanism for dragging cable, and fixed with vertical support cylinder, the support cylinder is cylindrical, and coaxial rotation connects upper rotary cylinder and lower rotary cylinder.This application is used, the cable that needs to be wrapped shielding layer is introduced from top to bottom to cable drag mechanism, using cable drag mechanism to controllable drag cable, in this process, control third servo motor rotation, to drive upper rotary cylinder and lower rotary cylinder to carry out opposite direction rotation, and control first hoist mechanism and second hoist mechanism work, i.e.can be orderly released to shielding wire, so that two shielding wires are helical and interwound.

To provide a sheet-like conductive member which can increase the reliability of an electric connection to the contact of a connector and a wiring part of an equipment target object in spite of having a flexible conductor formed by conductive strings.SOLUTION: The sheet-like conductive member has a flexible conductor 20 formed by conductive strings embroidered or embedded in a sheet body. The flexible conductor 20 includes: a first end part 20A electrically connected to a wiring part of a cloth; a second end part 20B electrically connected to a contact; and a connection part 20C for connecting the first end part 20A and the second end part 20B to each other. The exposed area of the conductive strings in the unit area of the first end part 20A and the second end part 20B is larger than the exposed area of the conductive strings in the unit area of the connection part.SELECTED DRAWING: Figure 12

This invention relates to the field of power cable technology, specifically to a cross-linked polyethylene insulated mining power cable, comprising a conductor and a protective assembly. The protective assembly includes an insulation section, a flame-retardant section, a metal shielding layer, an inner sheath, an armored buffer layer, a buffer filling layer, and an outer sheath. The armored buffer layer is essentially a galvanized steel corrugated pipe, longitudinally welded into a tubular shape and fitted over the cable to form the armored buffer layer. It provides compressive and impact resistance exceeding that of steel wire armor, and the corrugated structure has inherent elasticity, enabling it to buffer external forces. The buffer filling layer uses flame-retardant polypropylene mesh tear rope, which tightly fills the gap between the armored buffer layer and the inner sheath, further enhancing the buffering effect. This invention can improve the cable's impact resistance, prevent impact energy from being conducted to the internal insulated core wires of the cable, and prevent safety accidents such as insulation damage and short circuits.

Provided are an insulated wire and a preparation method thereof, a coil and an electronic / electrical device. The insulated wire includes a conductor and an insulation layer arranged on an outer periphery of the conductor, where a material of the insulation layer is obtained by mixing and pelletizing resin A and resin B. A material obtained by mixing contains units as shown in Formulae 1-3: where a molar proportion of the unit shown in Formula 1 is 3%-17%, a molar proportion of the unit shown in Formula 2 is 37%-77%, and a molar proportion of the unit shown in Formula 3 is 20%-47%. The present invention can improve the adhesion between pure PEEK resin and copper conductor and enhance the flexibility of the insulation material.

A wire structure includes a metal layer, a dielectric layer covering at least a portion of an outer surface of the metal layer, and a filling material provided in the dielectric layer, wherein a flexibility of the filling material is higher than a flexibility of the dielectric layer.

The application discloses an anti-interference data communication cable and a preparation method thereof, and belongs to the technical field of communication cables. The cable core is composed of a conductor and a gradient insulation layer coated on the outer side. The conductor is composed of a plurality of super-smooth silver-plated copper alloy filaments which are concentrically stranded. The gradient insulation layer is composed of an inner layer of nano-modified foamed insulation layer and an outer layer of crosslinked solid insulation layer. Two cable cores form a differential signal line pair, and a plurality of differential signal line pairs are coated in a shielding layer and a protective layer. The shielding layer and the protective layer sequentially comprise an inner shielding layer, a functional buffer layer, an outer shielding layer and an outer sheath layer from the inside to the outside. Compared with the prior art, the application realizes a shielding effectiveness of more than 80 dB in a wide frequency band through conductor surface treatment, gradient insulation design and a multi-layer cooperative shielding system, simultaneously significantly reduces high-frequency signal transmission loss, and improves the signal integrity and long-term reliability of the cable in a high-speed, high-density and strong-interference environment.

This invention provides an antenna vibrator assembly, including a cable and a connector assembly. The cable consists of a non-metallic portion and a metallic portion, with the metallic portion connected to the connector assembly. A conductive layer is disposed within the metallic portion. This invention uses a cable as the main body of the vibrator assembly, which can still function normally after being bent 90 degrees multiple times, making it convenient to carry.

A kind of anti-tension reel cable for high-power port machine conveying equipment, characterized by comprising four power line units, ground wire unit, two signal control line units, braided shielding layer, reinforcing core, three anti-tension filling lines, tape layer, shaped inner sheath and wear-resistant outer sheath;The cable structure is simple in design, frequent bending movement, direct contact with rough surface, higher wear resistance, good tensile, pressure and torsion resistance of the cable, the built-in unit of the cable will not displace or deform, the minimum bending radius of the cable can reach 8D, the temperature resistance interval is-50℃-+80℃, can meet the requirements of informatization and intelligentization, good salt and corrosion resistance, can be widely used in port, steel, mining, packaging, logistics and other frequent cable and cable reel system, long service life of the cable, can meet the needs of high-power port machine conveying equipment operation.

The utility model discloses a kind of tensile bending-resistant high-conductivity wire cable, including outer sheath, reinforcing layer, inner core layer and insulating layer, wire is arranged in insulating layer, annular recess is evenly provided in inner core layer, the two sides of annular recess mutually far away are all contacted with baffle, annular groove is set up in outer sheath close to port side, limit sleeve is sleeved in annular groove, heat shrink sleeve is sleeved on limit sleeve, heat shrink sleeve side is fixedly connected with link plate, outer sheath side is rotatably connected with extension end, four are provided in extension end and extension end is in tile shape, plug rod is inserted in extension end side, plug rod is fixedly connected with one side of limiting plate, the utility model is set up multiple annular recess in the inner core layer of wire cable close to port side, reduce the stress suffered by cable when bending, can disperse and relieve the pressure generated when bending, cooperate baffle and provide support in annular recess with protruding, can reduce the embrittlement problem generated when cable end is bent, improve wear resistance.

An offshore production system includes a surface vessel, a tubular tendon extending between the surface vessel and a lower connection system disposed at a seabed, the riser coupled to the surface vessel with an upper connection system, and an electrical cable extending through a central passage of the tubular tendon, wherein the upper connection system comprises a connector that physically supports the electrical cable.

This utility model discloses a high-impedance ultra-fine signal transmission line comprising a central conductor and a first insulating layer and at least one second insulating layer sequentially disposed on its outer periphery. A shielding layer and an outer sheath are sequentially disposed outside the second insulating layer. The first insulating layer is a PFA insulating layer, and the second insulating layer is a PTFE insulating layer. This utility model solves the problem that traditional high-impedance ultra-fine signal transmission lines for medical equipment typically employ foamed PFA insulation or foamed PTFE wrapping processes to improve their characteristic impedance, but these methods suffer from difficulties in molding and poor performance.

The utility model relates to cable technical field discloses a kind of liquid cooling charging flat cables for airplane, including two groups of main conductor, a group of core is respectively arranged in main conductor, semiconductive shielding layer is covered outside wire core, semiconductive shielding layer is located in main conductor, gap is formed cooling cavity between semiconductive shielding layer and main conductor, and cooling medium is in cooling cavity;Two groups of main conductor outside are covered and are equipped with conductor layer, and conductor layer outside are covered and are equipped with insulating layer.The utility model can solve the problem of poor cooling effect of current charging cable.

The application discloses a durable drag chain cable for mechanical operation and a drag chain, relates to the technical field of cables, and discloses a durable drag chain cable for mechanical operation, which comprises a protection structure; the protection structure comprises a protection layer and a plurality of sealing assemblies; the protection layer is sleeved outside the outer coating layer, and the plurality of sealing assemblies are distributed on the protection layer at equal intervals; the sealing assembly comprises a sealing piece arranged on the inner side of the protection layer; a drag chain comprises a plurality of drag chain units; the drag chain unit comprises a main body and a mounting assembly; the two ends of the main body are rotationally connected with the end portions of adjacent main bodies, respectively; the mounting assembly is provided with a plurality of mounting ports for mounting the drag chain cable to pass through, and the position of the mounting assembly on the main body is adjustable along the length direction of the main body. The application can effectively reduce the influence of the bending of the drag chain cable on the normal electrical function of the cable, thereby prolonging the service life of the drag chain cable.

A flexible conductive assembly includes a flexible shielded high-current circuit having first and second circuit portions, each with conductive layers and an electromagnetic shield. Contacts are mechanically and electrically coupled to the conductive layers and extend into a connector housing. The housing incorporates electromagnetic shield portions electrically joined to the circuit shields, and a wire seal that protects against environmental ingress while maintaining electrical isolation. By combining flat conductor layers, integrated shielding, and sealed connector structures, the assembly provides a compact, lightweight, and reliable flexible shielded circuit for transmitting high currents with reduced electromagnetic emissions.

The utility model discloses a kind of drag chain cables for ultra-high soft industrial robot, including cable sheath, multiple groups of cable and tensile strengthening assembly set in cable sheath, tensile strengthening assembly includes conductor reinforcing member and inner side gap reinforcing member and outer side gap reinforcing member respectively set in each cable, inner side gap reinforcing member and outer side gap reinforcing member can be effectively realized complementation, the tensile and compression influence of cable bending to cable and internal insulation structure is reduced to the greatest extent, and then cable can meet the requirements of torsion resistance and tensile resistance while taking into account softness, the utility model belongs to the field of wire and cable.

This invention relates to a power cable for an energy storage system, comprising a conductor core, multiple insulating protective sleeves equidistantly connected on the conductor core, a straight sheath fitted onto the insulating protective sleeve, and protective gaskets covering the end faces of the insulating protective sleeves fixedly connected to both ends of the straight sheaths. A corrugated protective sleeve is connected between adjacent protective gaskets. A spiral reinforcing strip is fixedly connected to the conductor core, and a pair of reinforcing cables are installed at the outer end of the spiral reinforcing strip. An optical fiber sensor is installed on the reinforcing cables, and the top end of the spiral reinforcing strip is in contact with the inner wall of the straight sheath. The protective gaskets include an outer protective ring, an inner venting ring fixedly connected to one end of the outer protective ring near the straight sheath, and an inner venting ring installed on the outer protective ring. The inner venting ring has multiple evenly distributed oblique vent holes. The corrugated protective sleeve includes a corrugated tube body connected to two protective gaskets. Multiple evenly distributed venting support rings are provided inside the corrugated tube body, and flame retardants are encapsulated in the venting support rings by a hot melt film.

The present application relates to cable manufacturing technical field, specifically to a kind of rat and termite prevention type high flexible towed chain cable and preparation method thereof, including cable, for transmitting electric energy;Towed chain, for protecting the cable;The both ends of the towed chain are fixedly connected with towed chain guide plate;Cable slot is opened along the central axis of the towed chain;The cable sleeve is in the cable slot;Protection component, including oil-proof cover and mouse and termite expeller;The oil-proof cover is used to prevent oil corrosion, and it is sleeved on the outside of the cable;The mouse and termite expeller includes liquid storage sleeve and fastening part;The liquid storage sleeve is used to absorb waste cooling oil to expel mouse and insect;The fastening part is used to fixedly connect the liquid storage sleeve with the oil-proof cover.The present application is fixedly installed on the oil-proof cover by using fastening part to liquid storage sleeve;Waste cooling oil is sprayed to liquid storage sleeve, and its smell is slowly released into air through liquid storage sleeve, so that mouse and insect no longer approach towed chain cable.

The application relates to the technical field of communication cables, and particularly discloses a railway digital signal cable with a self-monitoring function, which comprises a cable core, a composite shielding layer and a self-monitoring layer arranged in sequence from inside to outside; the composite shielding layer is wrapped outside the cable core and comprises a first shielding layer, a second shielding layer and a third shielding layer arranged in sequence from inside to outside; the first shielding layer is a metal plastic composite tape wrapping layer and is used for reflecting low-frequency electromagnetic interference; the second shielding layer is a metal foil layer with a microporous structure; the third shielding layer is a semi-conductive polymer layer or a semi-conductive composite material layer; the self-monitoring layer comprises at least two sensing monitoring lines arranged outside the third shielding layer along the cable axial direction, and the sensing monitoring lines and the third shielding layer form a distributed parameter sensor. Therefore, the railway digital signal cable has high shielding efficiency, environmental corrosion resistance, real-time self-monitoring capability and excellent mechanical properties.

This utility model relates to the field of cable technology for vision equipment, and discloses a cable for robot vision equipment that is resistant to horizontal torsion. It includes a conductor wire, a twisted wire fixedly connected to the outer wall of the conductor wire, Kevlar fibers fixedly connected to the outer wall of the twisted wire, an insulating sleeve fixedly connected to the outer wall of the Kevlar fibers, a shielding sleeve fixedly connected to the outer wall of the insulating sleeve, and a protective sleeve fixedly connected to the outer wall of the shielding sleeve. Reinforcing components are provided on the surfaces of the insulating sleeve and the protective sleeve. In this utility model, the precise twisting of multiple twisted wires and the strong reinforcement of Kevlar fibers construct a core framework for the cable to resist torsional stress and fatigue damage, significantly improving its torsional resistance. The high-density braided shielding sleeve can effectively intercept external electromagnetic signals, strictly preventing interference from penetrating the shielding layer and affecting the stable transmission of internal signals. The dual protection system of the insulating sleeve and the protective sleeve further strengthens the overall structural strength of the cable.

An offshore production system includes a surface vessel, a tubular tendon extending between the surface vessel and a lower connection system disposed at a seabed, the riser coupled to the surface vessel with an upper connection system, and an electrical cable extending through a central passage of the tubular tendon, wherein the upper connection system comprises a connector that physically supports the electrical cable.

This utility model discloses a flame-retardant and pressure-resistant coal mine cable, including a core body. An insulating filler is sleeved on the outer side of the core body. An inner insulating rubber sleeve is sleeved on the outer side of the insulating filler. An inner support ring is sleeved on the outer side of the inner insulating rubber sleeve. An outer support ring is connected to the outer side of the inner support ring. A connecting support plate is connected to the inner side of the outer support ring. A heat dissipation groove is formed on the outer side of the outer support ring. A connecting hole is formed on the inner side of the connecting support plate. An outer insulating rubber sleeve is sleeved on the outer side of the outer support ring. This utility model ensures the cable's support through multiple connecting support plates, guaranteeing its pressure resistance during use in the mine. Furthermore, the multiple connecting support plates form multiple heat dissipation chambers, improving the cable's heat dissipation efficiency. This achieves multiple benefits: ensuring pressure resistance while reducing the amount of filler material, thus reducing the cable's weight and facilitating rapid movement within the mine.