1222results about "Textile cables" patented technology

An adjustable tethering system is disclosed that includes a primary line, a secondary line, and a capsule. The secondary line is wound about the primary line to form a frictional locking arrangement that resists translation of the secondary line along the primary line when the secondary line is tensioned. The capsule can be manipulated by a user to selectively release the frictional engagement between the primary and secondary lines, thereby enabling controlled transition of the system from a secured state to a state in which the secondary line can translate along the primary line.

The invention discloses a flame-retardant and wear-resistant rope and a preparation method thereof, and belongs to the technical field of rope processing. The rope comprises a steel wire rope and a rubber sheath; wherein the rubber sheath comprises inner-layer rubber and outer-layer rubber; the inner-layer rubber is prepared from the following components: butadiene styrene rubber, white carbon black, an activating agent, a reinforcing agent, an anti-aging agent, gamma-mercaptopropyltriethoxysilane, a rubber adhesive, cobalt neodecanoate, sulfur and a vulcanization accelerator; the outer-layer rubber comprises the following components: butadiene styrene rubber, nitrile rubber, a flame-retardant wear-resistant reinforcing agent, white carbon black, an activating agent, a reinforcing agent, an anti-aging agent, an antistatic agent, sulfur and a vulcanization accelerator; the cross section of the rope is designed to be flat, the width of the rope is 30-250 mm, the thickness of the rope is 10-40 mm, and the mass of the rope per meter is 0.5-25 kg / m. The prepared rope has excellent flame retardance, wear resistance and antistatic performance, the adhesive force between the rubber layer and the steel wire is large, and the rope is not prone to being abraded or peeled off in long-term use.

A lockout device can be used to secure a valve, a valve stem, or other control. The lockout device includes a cover having an internal cavity and an opening about the internal cavity, a cable that is flexible, a cable attachment point attached to the cover to which the cable is attached at its securable end, and a cable lockout module attached to the cover. The cable lockout module includes a cable engagement element having a cable-receiving pathway extending therethrough for reception of a free end of the cable and selective securement thereof to create a cable loop. The cable lockout module further has a door. When the door is in a closed position, the cable engagement element is securely covered by the door and the door is lockable relative to a remainder of the cable lockout module to prevent the door from being opened.

The utility model provides a high temperature resistant traction rope, the traction rope is composed of an outer layer and a plurality of plied yarns located in the outer layer, each plied yarn comprises a core body, a reinforcing layer is arranged on the surface of the core body, a protective layer is coated on the surface of the reinforcing layer, a middle layer is arranged on the surface of the protective layer, and spiral heat conduction wires are wound on the surface of the middle layer. And the surface of the heat-conducting wire is coated with a high-temperature- After the scheme is adopted, the structure is reasonable, the high-temperature resistance is good, and the structure is stable.

The invention discloses an enhanced tensile wear-resistant multi-twisted steel wire rope, which relates to the technical field of steel wire ropes, and structurally comprises a multi-twisted steel wire rope formed by twisting three sub-ropes in a left-to-right interactive manner, and each sub-rope is formed by twisting six stranded ropes in a right-to-right interactive manner; the aluminum-based carbon fiber composite core serves as the center of the stranded rope, and the gradient functional layer comprises six center steel wires on the inner layer, twelve micro-arc oxidation concave steel wires on the middle layer, eighteen graphene / zinc-aluminum coating convex steel wires on the outer layer and twelve phase change lubricating fiber bundles on the surface layer. The outer surface of the steel wire rope is sequentially coated with a self-repairing sealing layer containing repairing microcapsules, a boehmite / silane interface bonding layer and an Al2O3 / PEEK abrasion-resistant coating. The tensile strength and the structural stability are improved through a three-stage twisting process; the aluminum-based carbon fiber composite core and the gradient functional layer synergistically enhance core bearing, wear resistance and corrosion resistance; the phase change lubricating fiber bundles release lubricating components during friction, and damage repair is achieved through the self-repairing sealing layer; and the interface bonding layer and the wear-resistant coating strengthen the surface adhesive force and the wear resistance.

The steel wire rope comprises an independent steel wire rope core, an inner-layer rope strand and an outer-layer rope strand from inside to outside, and the twisting directions of the inner-layer rope strand and the outer-layer rope strand are opposite to achieve rotation resistance. The outer-layer rope strand adopts a surface contact structure formed by a round core wire and a Z-shaped special-shaped steel wire, and a composite coating which takes nickel-phosphorus alloy as a matrix and is provided with tungsten carbide particles in a dispersed manner is arranged on the surface of the steel wire of the outer-layer rope strand. And meanwhile, the rope core and the inner-layer stranded steel wires adopt zinc-aluminum-magnesium alloy coatings. The preparation method comprises the key steps of steel wire coating treatment, stranding, reverse rope combining, pre-tensioning, pressurizing and lubricating and the like. By combining the unique structure, material and process, the problems of insufficient wear resistance and corrosion resistance and unstable structure in the prior art are comprehensively solved, the service life of the steel wire rope is remarkably prolonged, the safety performance of the steel wire rope is remarkably improved, and the steel wire rope is particularly suitable for severe working conditions such as heavy hoisting and ocean engineering.

This invention relates to the field of cabin-penetrating sealing technology, specifically to a wire rope cabin-penetrating sealing device and method. The device includes a cabin-penetrating section, a transfer section, a fastening guide section, and multiple sealing sections. The fastening guide section is located at the front end of the cabin-penetrating section, and the transfer section is located at the rear end. A sealing section is provided at the fixed connection point between the transfer section and the cabin-penetrating section. The cabin-penetrating section is fixedly installed inside the cabin, and a sealing section is provided at the connection point between the cabin-penetrating section and the cabin. The sealing section includes a water-swellable sealing strip. The transfer section connects two cabin-penetrating sections installed in different cabins, achieving rapid installation, disassembly, and cabin-penetrating effect. The cabin-penetrating section and the transfer section are internally connected, with the wire rope passing through the middle. The fastening guide section is installed inside the cabin-penetrating section, and the size of the inner ring of the fastening guide section is adjusted to fix the outer wall of the wire rope. This invention solves the problems of current wire rope cabin-penetrating devices, such as simple structure, inability to provide buffering to neutralize axial sway of the wire rope, resulting in severe wear and short service life.

A rigid locking binder for mechanically securing large, heavy loads and tie-down chains used for securing loads. The variable length binder comprises a rigid, threaded rod coaxially coupled within an elongated sleeve, such that relative axial displacements of the rod relative to the sleeve or vice-versa results in lengthwise expansion or contraction. The binder has chain hooks at opposite ends, that are pivotally associated with remote ends of the rod and sleeve for coupling to loads or anchor points. An assembly for selectively locking the sleeve and rod together establishing a selected binder length comprises a rigid lever pivotally mounted to the sleeve that controls a thread locking mechanism. The lever is pivoted between parallel pin plates secured to the sleeve. The thread locking mechanism comprises a threaded half nut that selectively engages or disengages rod thread portions that are exposed through an access window defined in the sleeve.

To provide a string for a dial type lacing system, the string having high tensile strength, knot strength, and knot strength holding rate, having excellent flex resistance and abrasion resistance, and, therefore, being durable to not only short-term use but also repeated use for a long term.SOLUTION: A string for a dial type lacing system is obtained by coating with resin a core fiber composed of twisted yarn of a high-strength fiber multifilament. A value of a ratio of a diameter of the core fiber to a diameter of the string is 0.4 to 0.7.SELECTED DRAWING: None

The invention relates to the technical field of floating type platform mooring systems, and discloses a self-adaptive mooring cable, a manufacturing method and a self-adaptive mooring method.The self-adaptive mooring cable sequentially comprises a center main bearing layer, a middle protection layer and an outer self-adaptive regulation and control layer from inside to outside. The central main supporting layer is composed of synthetic fiber cables with high tensile strength; the middle protective layer wraps the periphery of the main bearing layer, is formed by weaving fiber materials and is used for preventing external media from invading; the outer-layer self-adaptive regulation and control layer covers the periphery of the protective layer and is woven into a net-shaped structure by shape memory alloy wires; the shape memory alloy woven mesh is configured to be capable of dynamically adjusting the overall rigidity of the mooring cable through thermoelastic martensite phase transformation based on environment temperature changes, and creep deformation of the synthetic fiber cable is slowed down. Through the synergistic effect of the three-layer structure, the structural stability and performance consistency of the mooring cable in long-term use are guaranteed.

A steel cord having a 1 * 4 structure in which four single wires are twisted together, in which the diameter of the single wires is 0.15-0.20 mm, and in a cross-section perpendicular to the long dimension of the steel cord when embedded in rubber, the diameter of the single wires is less than or equal to 0.15 mm and less than or equal to 0.20 mm, and the diameter of the single wires is less than or equal to 0.20 mm, in the cross-section perpendicular to the long dimension of the steel cord, and the diameter of the single wires is less than or equal to 0.20 mm. A composite region is defined as a region surrounded by a common tangent line between adjacent single wires that is tangent to the outer surface of the steel cord and a line segment connecting the centers of the adjacent single wires along the outer surface of the steel cord, and the area of the composite region is defined as an effective cross-sectional area. The effective cross-sectional area is from 0.099 mm < 2 > to 0.224 mm < 2 > (inclusive).

The utility model is suitable for the technical field of flexible photovoltaic cable installation, and discloses a node of a flexible photovoltaic support and the flexible photovoltaic support. The node of the flexible photovoltaic support comprises a first connecting assembly and a second connecting assembly, and the first connecting assembly is used for being fixedly connected with a connecting foundation. The second connecting assembly comprises a connecting piece and an adjusting piece, and the connecting piece is connected with the first connecting assembly. The adjusting part is used for being detachably clamped between the connecting part and the tensioning part and rotationally connected with the connecting part and / or the tensioning part, or the adjusting part is used for being detachably clamped between the connecting part and the U-shaped bolt and rotationally connected with the connecting part and / or the U-shaped bolt. According to the node of the flexible photovoltaic support, the adjusting range of the installation angle of the tensioning component can be effectively expanded, the practicability of the tensioning component is improved, and the installation convenience of the U-shaped bolt for connecting the tensioning component to the node can be improved.

A clamping device (100) for clamping elongated articles (1, 2), the clamping device (100) comprising a body (102) into which the elongated articles (1, 2) can be inserted, an entrance opening (148, 248), an exit opening (150, 250) adjacent the entrance opening (148, 248), and a flexible barrier (162, 262) proximal to the exit opening (150, 250), the flexible barrier (162, 262) being contactable by an end of the elongated articles (1, 2). The clamping device (100) is configured to position the flexible barriers (162, 262) relative to the exit openings (150, 250) such that a force exerted by the ends of the elongated articles (1, 2) on the flexible barriers (162, 262) deflects the flexible barriers (162, 262) in an opening direction to allow the ends of the elongated articles (1, 2) to exit the clamping device (100) through the exit openings (150, 250), and the clamping device (100) is configured to limit the range of deflection of the flexible barriers (162, 262) in the opening direction to an acute angle.

An assembly and method includes selecting a jacket material for a jacket that encases a plurality of tension members, selecting a protective material for the jacket, and covering only pre-identified portions of the jacket with the protective material.

The present disclosure relates to an anti-jamming ratchet-type tensioning device, comprising a base, a winding and unwinding mechanism with a ratchet wheel, and an operating mechanism. The operating mechanism controls locking or unlocking via a lever element, with an elastic check claw provided at the executing end of the lever element to prevent reverse rotation of the ratchet wheel. The key feature lies in the design of the lever element's pivot point as a movable structure. When the ratchet wheel rotates clockwise and pushes the check claw, the lever element can move upward with the thrust to avoid obstruction, reducing frictional resistance, effectively preventing jamming, and ensuring smooth and effortless webbing extraction.

The invention discloses a tower end hanging bracket for hoisting an inclined guy cable and a construction method thereof, and relates to the technical field of bridge engineering. The hanging bracket comprises a horizontal carrying pole beam, a cable clamp assembly and a connecting assembly. The cable clamp assembly comprises a steel plate vertically fixed to the tower end through a bolt and a semicircular hanging ring horizontally hinged to the steel plate, a hinged shaft is parallel to the axis of the tower end, and the hanging ring can rotate in a vertical plane. A support with a rubber strip is arranged in the hanging ring and slides along the arc of the hanging ring, and a beam end limiting rod horizontally sliding in the second support can be clamped with the first support. In the connecting assembly, the steel wire rope penetrates along the tangent line of the hanging ring and is clamped by the rubber strip, the two ends form lasso through shackles, and the limiting rod is clamped to prevent the steel wire rope from disengaging. The construction method comprises the steps of preparation, pre-installation, assembly, hoisting and dismantling maintenance. The hoisting safety, stability and equipment universality are improved, maintenance is convenient, and the construction quality and efficiency are improved.

The application discloses a high-strength steel wire rope and a preparation method thereof, and belongs to the technical field of steel wire ropes, and has the technical scheme as follows: a high-strength steel wire rope comprises a center rope core and a plurality of outer layer strands twisted around the periphery of the center rope core; each of the outer layer strands comprises, from inside to outside, a center wire, a plurality of inner layer wires and a plurality of outer layer wires; and the gaps between the inner layer wires and the outer layer wires are filled with filler wires; the center rope core is a synthetic fiber core, the tensile force of the synthetic fiber core is greater than 2000 N, and the oil content is 6-10%; the diameter of the steel wire rope is 8.10-8.30 mm, the breaking tension is greater than or equal to 37.4 KN, and the strength is 1770 MPa grade; the steel wire rope has the effect of meeting the use requirements of a machine room-less elevator and having a wide application prospect by improving the performance of the rope core and the structure of the steel wire rope and under the premise of reducing the cost.

A wire rope clip to clip strands of wire rope together includes a one piece U bolt including a pair of threaded members; a saddle including a pair of holes that receive the pair of threaded members of the U bolt to compress the strands of wire rope between the U bolt and the saddle; a pair of fasteners threadably engageable with the threaded members of the U bolt, wherein the U bolt and the saddle include respective stop engagement members that engage when the pair of threaded fasteners threadably engage the threaded members of the U bolt to a predetermined point, creating even pressure by both the one piece U bolt and the saddle on the wire rope clip and proper torque to the wire rope strands.

According to the high-strength long-service-life steel wire rope special for the port, the first steel wire strand, the second steel wire strand and the third steel wire strand are all formed by weaving and twisting galvanized stainless steel wires with the outer surfaces plated with chromium-free zinc-aluminum coatings, and the corrosion resistance of the steel wire rope is remarkably improved while it is guaranteed that the steel wire rope has the high strength performance; the service life of the steel wire rope is obviously prolonged. Lubricating grease is stored in the oil storage rope core of the first filling rope, the oil storage cotton of the second filling rope and the composite fiber strands, so that when the steel wire rope is impacted or bent, the oil storage rope core in the center of the steel wire rope can slowly release the lubricating grease; the composite fiber strands are arranged on the rope core, oil storage cotton on the outer side of the rope core and lubricating grease in the composite fiber strands cooperate to lubricate the rope core and the steel wire strands of the outer strand layer, lubricating films are formed on the surfaces of the steel wire strands, and therefore the friction coefficient between the steel wire strands is reduced, the corrosion resistance is further enhanced, and the steel wire rope has the long service life and the strength stability is kept.

The invention relates to an elevator suspension component with a protective material. An assembly and method includes selecting a sheath material for a sheath wrapping a plurality of tension members, selecting a protective material for the sheath, and covering only pre-identified portions of the sheath with the protective material.

The invention provides a high-temperature-resistant optical fiber intelligent rib and a manufacturing method of an intelligent rib and a steel strand thereof, and the manufacturing method of the high-temperature-resistant optical fiber intelligent rib comprises the following steps: 1, forming a high-molecular polymer loose tube outside an optical fiber, and placing the loose tube in a pre-forming mold; the method comprises the following steps of 1, preparing a high-molecular polymer loose tube, 2, paving the carbon fibers mixed with a small amount of S-shaped glass fibers outside the high-molecular polymer loose tube, and finally, placing basalt fibers on the outermost layer, and 3, forming an optical fiber composite fiber rib by utilizing a pultrusion process, and placing the basalt fibers on the outermost layer to form the fiber composite fiber rib. The intelligent steel strand can be directly stranded together with a steel wire and subjected to high-temperature stabilization treatment.

The utility model relates to the technical field of steel wire ropes, and provides a steel wire rope with high tensile strength, a thermal insulation layer is arranged on the outer side of a fiber rope core, vent holes distributed at equal intervals are formed in the thermal insulation layer, the vent holes are circular, and the vent holes are beneficial to communication between the fiber rope core in the thermal insulation layer and the outside, lubricant adding and moisture absorption are facilitated; meanwhile, the ventilation holes are beneficial to increasing the friction force between the fiber rope core and the inner-layer steel wires, so that the flexibility and the stability of the interior of the steel wire rope are enhanced, the tensile strength is improved, and the service life of the steel wire rope is prolonged; the twisting directions of the inner-layer steel wires and the outer-layer steel wires are opposite, and the diameter of the inner-layer steel wires is 0.5-0.7 time that of the outer-layer steel wires; the lay length ranges of the inner-layer steel wires and the outer-layer steel wires are 6-8 times of the diameters of the inner-layer steel wires and the outer-layer steel wires respectively, so that the steel wire rope can be kept relatively stable, and the tensile strength of the steel wire rope is improved.

The invention discloses a high-performance seven-strand steel wire rope for lifting. The steel wire rope adopts a 7-strand compacted structure design, an inner-layer core is a metal rope core, an outer-layer strand comprises 217 steel wires, the steel wires in the strands are arranged in a line contact structure design, and the steel wires are twisted in four layers at one time. The outer-layer strands of the steel wire rope are compacted by a tool after being twisted, the comprehensive performance is between 6-strand and 8-strand steel wire ropes, and the defects of the existing 6-strand and 8-strand steel wire ropes in use can be overcome.

Process and products for producing a solution-spun multifilament yarn containing n filaments are provided, wherein an ultra-high molecular weight polyethylene (UHMWPE) solution containing UHMWPE polymer and a solvent for the UHMWPE polymer are spun through n spin-holes of a spin plate and drawn before, during or after removal of the solvent to thereby obtain the multifilament yarn containing n filaments, the yarn having a tenacity (Ten) as expressed in cN / dtex of Ten(cN / dtex)=f×n−0.05×dpf−0.15, wherein Ten is at least 39 cN / dtex, n is at least 25, f is a factor of at least 62.0 and dpf is the dtex per filament.

The invention discloses an electric tower stay wire fitting, and relates to the technical field of stay wire fittings. In order to solve the problems that an existing wedge-shaped fitting is fixed only by abutting against a straight plate and slips off under the long-term wind action, the wedge-shaped fitting comprises a fitting body, the fitting body comprises a U-shaped bolt, the periphery of the U-shaped bolt is slidably connected with a stay wire block, and a stay wire channel and a conical block are arranged in the stay wire block; a wire pulling assembly and an abutting assembly are arranged in the wire pulling channel, and the wire pulling assembly comprises a fixing column and a sliding sleeve plate; the abutting assembly comprises a sliding groove, an abutting block, a connecting rod, an extending rod and a rotating piece. The extension rod is driven by the rotating piece to slide in the sliding groove, so that the abutting block is unfolded outwards, the stay wire is pushed to be tightly attached to the inner wall of the stay wire channel, and the contact area and friction force are increased. Through a mechanical expanding type fixing structure, the stay wire is effectively prevented from slipping under the long-term action of wind power, and the fixing stability of the stay wire of the electric tower is remarkably improved.

In addition to reducing environmental impact and conserving resources, the new tire also aims to further improve ride comfort at high speeds. The tire has a tread portion having a cap rubber layer and a carcass portion, and the carcass ply that constitutes the carcass portion uses sustainable polyester cords as ply cords. The complex modulus E of the cap rubber layer measured under the conditions of a temperature of 30°C, an initial strain of 5%, a dynamic strain of 1%, a frequency of 10 Hz, and a deformation mode of tension is * A tire in which the tread pressure (MPa) and the thickness A (mm) at the center of the tread satisfy the following formula: E * / A≦0.75

The present invention relates to a rope drum for a fiber rope drive, comprising a drum body (2) for winding the fiber rope (8), rim discs (3) enclosing the drum body, and a rope end fastening device (9) for attaching a rope end (7) to the rope drum, which has two adjacent and / or intersecting strand guide channels (13, 14) leading to a rope turning element (15) on which the rope end can be turned over and back, so that a rope strand (11, 12) lies in each of the rope guide channels, and further comprising a clamping device (26) associated with the strand guide channels for clamping at least the turned-back rope strand in the strand guide channel associated with it, wherein the clamping device and / or the strand guide channels have rope contact contours designed such that the rope strands are pressed against each other.

A hand operated tool for binding a load. The tool including a hollow tube with interior left hand and right hand threads at opposing ends. Opposing rods with exterior threads on one end and a releasable connection device on the other end that is screwed into each end of the tube. A gear rigidly mounted and encircling the tube allowing a pivotly attached ratcheting U-pawl to engage the gear teeth, the U-pawl attached to and carried by a handle assembly mounted on each side of the gear, the handle protruding perpendicular from the tube. The handle turning the tube in a first rotational direction drawing the rods closer together tightening the bind, the handle turning the tube in a second rotational direction moving the rods farther apart loosening the bind, the rods remaining stationary in rotation during rotation of the tube. A blocking device may be installed to prevent the U-pawl from pivoting into a position to turn the tube in the second rotational direction, that would loosen the bind on the load, the blocking device allowing normal ratcheting and turning of the tube in the first rotational direction tightening the bind on the load. A recessed-pawl partially pivoting independently of the U-pawl and engaging with the gear to prevent the tube from turning in the second-rotational-direction that would loosen the bind on the load when the U-pawl is in a neutral position whereby the U-pawl is not engaged with the gear.

A locking mechanism for a connector assembly is described. The locking mechanism comprising complementary male (2) and female portions (3). The female (3) portion comprising an inclined surface (36) and engaging members (20) arranged thereon. The male and female portions comprising grooved surfaces (9,29), wherein the grooves are asymmetric. The male portion (2) extends through the female portion (3), and the grooved engaging members are arranged radially inward of the inclined surface (36), between the male portion and outer sleeve (30); the load being transferred from the male portion (2) to the grooved engaging members (20) and from the grooved engaging members to the outer sleeve (30), wherein the load is transferred from the grooved engaging members to the outer sleeve only at the interface of the inclined surfaces of the grooved engaging members and outer sleeve.