CN211265030U - Cable or optical cable with special-shaped reinforcing part - Google Patents
Cable or optical cable with special-shaped reinforcing part Download PDFInfo
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- CN211265030U CN211265030U CN202020157149.1U CN202020157149U CN211265030U CN 211265030 U CN211265030 U CN 211265030U CN 202020157149 U CN202020157149 U CN 202020157149U CN 211265030 U CN211265030 U CN 211265030U
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Abstract
The utility model belongs to the field of cables, and relates to a cable with a special-shaped reinforcement, which is provided with a special-shaped reinforcement, an electric unit, a protective layer and an outer protective layer; the special-shaped reinforcing part is in a ratchet wheel shape, a plurality of ratchets distributed in the same direction are arranged on the outer edge of the ratchet wheel, and each ratchet is surrounded by a ratchet inner edge, a ratchet upper edge and a ratchet lower edge; the electric unit is composed of a conductor and an insulating layer, one electric unit is arranged above each ratchet, the lower surface of the insulating layer is tightly attached to the upper edge of each ratchet, the right surface of the insulating layer is positioned above the lower edge of each ratchet, the left surface of the insulating layer is tightly attached to the lower edge of each ratchet on the left side of each ratchet, and the height of the left surface of the insulating layer is greater than that of the lower edge of each ratchet; the insulating layers of all the electrical units are on the same cylindrical surface. The utility model discloses still disclose the optical cable that has heterotypic reinforcement. The utility model discloses main beneficial effect below the utensil: the stripping/replacement is more convenient, the electrical performance of the electrical unit is more stable and reliable, the cost is lower, and the detection/construction efficiency is higher.
Description
Technical Field
The utility model belongs to electric power and cable field especially relate to a cable or optical cable with heterotypic reinforcement.
Background
CN102707399A discloses a central tube type optical cable with special-shaped reinforcers, which comprises: the optical fiber cable comprises a loose sleeve positioned in the center, a special-shaped reinforcing piece coated outside the loose sleeve, a sheath layer coated on the special-shaped reinforcing piece in an extrusion molding manner, and at least one optical fiber positioned in the loose sleeve; the method is characterized in that: the special-shaped reinforcing piece is a cuboid-shaped belt body with a semicircular cylindrical groove, and the upper surface of the special-shaped reinforcing piece is coated with a bonding coating; the special-shaped reinforcing parts in the optical cable are provided with two grooves, the two grooves are oppositely arranged, the loose tube is positioned in the two grooves, and the upper surfaces of the special-shaped reinforcing parts are mutually bonded into a whole; the profiled reinforcement is made of a composite material. The tension reinforcement is realized by adopting opposite groove reinforcements.
CN101706607A discloses a central tube type optical cable with profiled strength member, which comprises at least the following components: at least one optical fiber 7; a cylindrical loose tube 5 located outside the optical fiber; a protective layer 4 positioned outside the loose tube; a reinforcement 2 and an outer sheath 3 positioned outside the protective layer; the reinforcement is positioned inside the outer sheath; the optical fiber, the protective layer, the reinforcing piece and the outer sheath extend along the axial direction of the loose tube; it is characterized in that the outer sheath is separated by the convex rib 1, and the outer sheath and the convex rib are formed together; the reinforcing piece is strip-shaped and is in line contact or surface contact with the protective layer; the central axis of each reinforcing piece and the central axis of the loose tube form a plane respectively; and in the projection direction of the tangent plane of the plane, the projection of the reinforcing piece is positioned in the projection of the convex rib. In short the reinforcement is external.
CN101458380A discloses a layer stranded special-shaped reinforced optical cable, which at least comprises: the optical fiber cable comprises at least one optical fiber, at least one protective tube, a protective tube filler, a cable core filler, a binding material, a reinforcing piece and a protective layer; the optical fiber and the filler in the protective tube are positioned in the protective tube; the method is characterized in that: the strength members are not in the center of the cable, are called non-center strength members and are at least two; the protective tube and the non-central reinforcing piece are stranded around the center of the optical cable to form a stranded body, a gap of the stranded body is filled with cable core fillers, and a binding material positioned in the protective layer is bound outside the stranded body. Because the invention adopts at least two reinforcing pieces, the load of the optical cable is dispersed, various performances of the optical cable are ensured, the diameter of the optical cable is reduced, the reliability of the optical cable is improved, the consumption of materials in the optical cable is reduced, and the costs of tray loading, transportation and materials are reduced.
CN200950171Y discloses a special-shaped reinforced central tube type optical cable, which is an improvement on the structure of the existing central tube type optical cable. The cable comprises a cable core, an outer protective layer and a reinforcing piece, wherein the outer protective layer and the reinforcing piece are coated outside the cable core, the cable core comprises an optical waveguide, a water-blocking medium, a central sleeve and a water-blocking layer, the water-blocking layer is coated outside the central sleeve, the optical waveguide is arranged in the central sleeve, and the water-blocking medium is filled in a gap between the optical waveguide and the central sleeve. It uses a bar-shaped reinforcement to achieve decentralized reinforcement.
The reinforcing member in the above document cannot realize quick removal and replacement of the conductor, quick test and construction; electrical or optical cell distortion causes performance degradation.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention discloses an electrical or optical cable with a profiled reinforcement, which is implemented by the following technical solutions.
A cable with a special-shaped reinforcing part is provided with the special-shaped reinforcing part, a plurality of electric units which are sequentially arranged outside the special-shaped reinforcing part, a protective layer which covers all the electric units, and an outer protective layer which is extruded and covers outside the electric unit protective layer; the special-shaped reinforcing part is in a ratchet wheel shape, a plurality of ratchets distributed in the same direction are arranged on the outer edge of the ratchet wheel, and each ratchet is surrounded by a ratchet inner edge, a ratchet upper edge and a ratchet lower edge; in each ratchet, one end of the inner edge of the ratchet is connected with one end of the upper edge of the ratchet, the other end of the inner edge of the ratchet is connected with one end of the lower edge of the ratchet, and the other end of the upper edge of the ratchet is connected with the other end of the lower edge of the ratchet; one end of the inner ratchet edge of each ratchet is connected with the other end of the inner ratchet edge of the adjacent ratchet, the other end of the inner ratchet edge of each ratchet is connected with one end of the inner ratchet edge of the adjacent ratchet, all the inner ratchet edges are spliced into a cylindrical inner ratchet edge column, and the other ends of the upper ratchet edges of all the ratchets are arranged on one cylindrical outer ratchet edge column; the lower edge of each ratchet tooth is in a plane passing through the axis of the special-shaped reinforcer; the upper edge of each ratchet tooth is in an arc cylindrical curved surface, on the orthographic projection of any plane vertical to the axis of the special-shaped reinforcing piece, taking any ratchet tooth as an example, the distance from the circle center of the special-shaped reinforcing piece to the upper edge of each ratchet tooth is the distance from the upper edge of each ratchet tooth, and the distance from the upper edge of each ratchet tooth to the other end of each ratchet tooth is gradually increased; the electric unit is composed of a conductor and an insulating layer which wraps the conductor integrally, the insulating layer of each electric unit is a closed body composed of an upper insulating layer surface, a right insulating layer surface, a lower insulating layer surface and a left insulating layer surface which are connected in sequence, the conductor is not in contact with the upper insulating layer surface, the right insulating layer surface, the lower insulating layer surface and the left insulating layer surface, the upper insulating layer surface is an arc cylindrical surface, the lower insulating layer surface is an arc cylindrical surface, the left insulating layer surface is a plane, and the right insulating layer surface is a plane; an electric unit is arranged above each ratchet tooth, the lower surface of the insulating layer is tightly attached to the upper edge of the ratchet tooth, the lower surface of the insulating layer is equal to the curvature radius, the bending direction and the arc length of the upper edge of the ratchet tooth, the right surface of the insulating layer is positioned above the lower edge of the ratchet tooth, the right surface of the insulating layer and the lower edge of the ratchet tooth are in the same plane, the left surface of the insulating layer is tightly attached to the lower edge of the ratchet tooth on the left side of the ratchet tooth, and the height of the left surface of; the insulating layers of all the electrical units are on the same cylindrical surface.
An optical cable with a special-shaped reinforcing part is provided with the special-shaped reinforcing part, a plurality of electric units, a plurality of optical fibers, a protective layer and an outer protective layer, wherein the electric units, the optical fibers, the protective layer and the outer protective layer are sequentially arranged outside the special-shaped reinforcing part; the special-shaped reinforcing part is in a ratchet wheel shape, a plurality of ratchets distributed in the same direction are arranged on the outer edge of the ratchet wheel, and each ratchet is surrounded by a ratchet inner edge, a ratchet upper edge and a ratchet lower edge; in each ratchet, one end of the inner edge of the ratchet is connected with one end of the upper edge of the ratchet, the other end of the inner edge of the ratchet is connected with one end of the lower edge of the ratchet, and the other end of the upper edge of the ratchet is connected with the other end of the lower edge of the ratchet; one end of the inner ratchet edge of each ratchet is connected with the other end of the inner ratchet edge of the adjacent ratchet, the other end of the inner ratchet edge of each ratchet is connected with one end of the inner ratchet edge of the adjacent ratchet, all the inner ratchet edges are spliced into a cylindrical inner ratchet edge column, and the other ends of the upper ratchet edges of all the ratchets are arranged on one cylindrical outer ratchet edge column; the lower edge of each ratchet tooth is in a plane passing through the axis of the special-shaped reinforcer; the upper edge of each ratchet tooth is in an arc cylindrical curved surface, on the orthographic projection of any plane vertical to the axis of the special-shaped reinforcing piece, taking any ratchet tooth as an example, the distance from the circle center of the special-shaped reinforcing piece to the upper edge of each ratchet tooth is the distance from the upper edge of each ratchet tooth, and the distance from the upper edge of each ratchet tooth to the other end of each ratchet tooth is gradually increased; the electric unit is composed of a conductor and an insulating layer which wraps the conductor integrally, the insulating layer of each electric unit is a closed body composed of an upper insulating layer surface, a right insulating layer surface, a lower insulating layer surface and a left insulating layer surface which are connected in sequence, the conductor is not in contact with the upper insulating layer surface, the right insulating layer surface, the lower insulating layer surface and the left insulating layer surface, the upper insulating layer surface is an arc cylindrical surface, the lower insulating layer surface is an arc cylindrical surface, the left insulating layer surface is a plane, and the right insulating layer surface is a plane; an electric unit is arranged above each ratchet tooth, the lower surface of the insulating layer is tightly attached to the upper edge of the ratchet tooth, the lower surface of the insulating layer is equal to the curvature radius, the bending direction and the arc length of the upper edge of the ratchet tooth, the right surface of the insulating layer is positioned above the lower edge of the ratchet tooth, the right surface of the insulating layer and the lower edge of the ratchet tooth are in the same plane, the left surface of the insulating layer is tightly attached to the lower edge of the ratchet tooth on the left side of the ratchet tooth, and the height of the left surface of; the insulating layers of all the electric units are on the same cylindrical surface; the fiber containing hole is formed in the center of the special-shaped reinforcing piece, and the optical fibers are located in the fiber containing hole.
The electric cable or optical cable with the special-shaped reinforcing member is characterized in that the special-shaped reinforcing member is an integrally formed integral structure.
The cable or optical cable with the special-shaped reinforcing member is characterized in that the number of the ratchet teeth on the special-shaped reinforcing member is 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17 or 18.
The cable or optical cable with the special-shaped reinforcing member is characterized in that the ratchets on the special-shaped reinforcing member are symmetrically distributed.
The cable or optical cable with the special-shaped reinforcing member is characterized in that the special-shaped reinforcing member is made of low-density polyethylene or medium-density polyethylene or high-density polyethylene or low-smoke halogen-free polyethylene or nylon or polyvinyl chloride or TPE (thermoplastic elastomer) or TPU (thermoplastic polyurethane) elastomer or steel or aluminum or polypropylene or polybutylene terephthalate.
The cable or optical cable with the special-shaped reinforcing member is characterized in that the protective layer is made of polyester tape, steel tape, aluminum tape, copper tape, water-blocking tape, non-woven fabric or twisted aramid yarn net.
The cable or optical cable with the special-shaped reinforcing member is characterized in that the outer protective layer is made of low-density polyethylene or medium-density polyethylene or high-density polyethylene or low-smoke halogen-free polyethylene or nylon or polyvinyl chloride or TPE (thermoplastic elastomer) or TPU (thermoplastic polyurethane elastomer).
The cable or optical cable with the special-shaped reinforcing member is characterized in that the insulating layer is made of low-density polyethylene or medium-density polyethylene or high-density polyethylene or low-smoke halogen-free polyethylene or nylon or polyvinyl chloride or TPE (thermoplastic elastomer) or TPU (thermoplastic polyurethane) elastomer or steel or aluminum or polypropylene or polybutylene terephthalate.
The cable or optical cable with the special-shaped reinforcing member is characterized in that the conductor is made of copper or aluminum or an alloy or a combination of at least two of the copper or aluminum or the alloy.
An optical cable having a profiled strength member as described above, wherein the optical fibre is a single mode optical fibre or a multimode optical fibre.
The optical cable with the special-shaped reinforcer is characterized in that the optical fiber is G.652 type, G.653 type, G.654 type, G.655 type, G.656 type, G.657 type, A1a type or A1b type A1c type.
The utility model discloses following main beneficial effect has: the stripping/replacement is more convenient, the electrical performance of the electrical unit is more stable and reliable, the cost is lower, and the detection/construction efficiency is higher.
Drawings
Fig. 1 is a schematic perspective view of a single anatomical segment according to embodiment 1 of the present invention.
Fig. 2 is an enlarged cross-sectional structure diagram of fig. 1.
Fig. 3 is a schematic view of a three-dimensional structure of a special-shaped reinforcement member used in the present invention after one section is dissected.
Fig. 4 is an enlarged cross-sectional view of fig. 3.
Fig. 5 is a schematic perspective view of an anatomical section of an electrical unit used in the present invention.
Fig. 6 is an enlarged cross-sectional view of fig. 5.
Fig. 7 is a schematic perspective view of a single anatomical segment according to embodiment 2 of the present invention.
Fig. 8 is an enlarged cross-sectional view of fig. 7.
In order that those skilled in the art will more accurately and clearly understand and practice the present application, reference is now made to the following descriptions taken in conjunction with the accompanying drawings, in which: 1-special-shaped reinforcing part, 3-protective layer, 4-outer protective layer, 11-ratchet, 12-optical fiber, 21-conductor, 22-insulating layer, 111-upper edge of ratchet, 112-lower edge of ratchet, A-outer edge column of ratchet, B-inner edge column of ratchet.
Detailed Description
Examples 1
Referring to fig. 1 to 6, a cable with a profiled reinforcement comprises a profiled reinforcement 1, a plurality of electrical units sequentially arranged outside the profiled reinforcement, a protective layer 3 covering all the electrical units, and an outer protective layer 4 covering the electrical units by extrusion molding; the special-shaped reinforcing piece is in a ratchet wheel shape, a plurality of ratchets 11 distributed in the same direction are arranged on the outer edge of the ratchet wheel, and each ratchet is defined by a ratchet inner edge, a ratchet upper edge 111 and a ratchet lower edge 112; in each ratchet tooth, one end of the inner edge of the ratchet tooth is connected with one end of the upper edge 111 of the ratchet tooth, the other end of the inner edge of the ratchet tooth is connected with one end of the lower edge 112 of the ratchet tooth, and the other end of the upper edge 111 of the ratchet tooth is connected with the other end of the lower edge 112 of the ratchet tooth; one end of the inner ratchet edge of each ratchet is connected with the other end of the inner ratchet edge of the adjacent ratchet, the other end of the inner ratchet edge of each ratchet is connected with one end of the inner ratchet edge of the adjacent ratchet, all the inner ratchet edges are spliced into a cylindrical inner ratchet edge column B, and the other ends of the upper ratchet edges 111 of all the ratchets are arranged on a cylindrical outer ratchet edge column A; the lower ratchet edge 112 of each ratchet tooth is in a plane passing through the axis of the profiled reinforcement; the upper edge 111 of each ratchet tooth is in an arc cylindrical curved surface, on the orthographic projection of any plane vertical to the axis of the special-shaped reinforcing piece, taking any ratchet tooth as an example, the distance from the circle center of the special-shaped reinforcing piece to the upper edge 111 of the ratchet tooth is the distance between the upper edges of the ratchet teeth, and the distance between the upper edges of the ratchet teeth is gradually increased from one end of the upper edge 111 of the ratchet tooth to the other end of the upper edge 111 of the ratchet tooth; the electric unit is composed of a conductor 21 and an insulating layer 22 which integrally wraps the conductor 21, the insulating layer 22 of each electric unit is a closed body composed of an upper insulating layer surface, a right insulating layer surface, a lower insulating layer surface and a left insulating layer surface which are sequentially connected, the conductor 21 is not in contact with the upper insulating layer surface, the right insulating layer surface, the lower insulating layer surface and the left insulating layer surface, the upper insulating layer surface is an arc cylindrical surface, the lower insulating layer surface is an arc cylindrical surface, the left insulating layer surface is a plane, and the right insulating layer surface is a plane; an electric unit is arranged above each ratchet tooth, the lower surface of the insulating layer is tightly attached to the upper edge 111 of the ratchet tooth, the lower surface of the insulating layer and the upper edge 111 of the ratchet tooth have the same curvature radius, the same bending direction and the same arc length, the right surface of the insulating layer is positioned above the lower edge 112 of the ratchet tooth, the right surface of the insulating layer and the lower edge 112 of the ratchet tooth are in the same plane, the left surface of the insulating layer is tightly attached to the lower edge 112 of the ratchet tooth on the left side of the ratchet tooth, and the height of the left surface of the insulating layer is larger than that of the lower edge 112 of; the insulating layers 22 of all electrical units are on the same cylindrical surface.
EXAMPLES example 2
Referring to fig. 7 and 8, and fig. 1 to 6, an optical cable having a profiled reinforcement includes a profiled reinforcement 1, a plurality of electrical units sequentially arranged outside the profiled reinforcement, a plurality of optical fibers 12, a protective layer 3 covering all the electrical units, and an outer protective layer 4 covering the electrical units by extrusion molding; the special-shaped reinforcing piece is in a ratchet wheel shape, a plurality of ratchets 11 distributed in the same direction are arranged on the outer edge of the ratchet wheel, and each ratchet is defined by a ratchet inner edge, a ratchet upper edge 111 and a ratchet lower edge 112; in each ratchet tooth, one end of the inner edge of the ratchet tooth is connected with one end of the upper edge 111 of the ratchet tooth, the other end of the inner edge of the ratchet tooth is connected with one end of the lower edge 112 of the ratchet tooth, and the other end of the upper edge 111 of the ratchet tooth is connected with the other end of the lower edge 112 of the ratchet tooth; one end of the inner ratchet edge of each ratchet is connected with the other end of the inner ratchet edge of the adjacent ratchet, the other end of the inner ratchet edge of each ratchet is connected with one end of the inner ratchet edge of the adjacent ratchet, all the inner ratchet edges are spliced into a cylindrical inner ratchet edge column B, and the other ends of the upper ratchet edges 111 of all the ratchets are arranged on a cylindrical outer ratchet edge column A; the lower ratchet edge 112 of each ratchet tooth is in a plane passing through the axis of the profiled reinforcement; the upper edge 111 of each ratchet tooth is in an arc cylindrical curved surface, on the orthographic projection of any plane vertical to the axis of the special-shaped reinforcing piece, taking any ratchet tooth as an example, the distance from the circle center of the special-shaped reinforcing piece to the upper edge 111 of the ratchet tooth is the distance between the upper edges of the ratchet teeth, and the distance between the upper edges of the ratchet teeth is gradually increased from one end of the upper edge 111 of the ratchet tooth to the other end of the upper edge 111 of the ratchet tooth; the electric unit is composed of a conductor 21 and an insulating layer 22 which integrally wraps the conductor 21, the insulating layer 22 of each electric unit is a closed body composed of an upper insulating layer surface, a right insulating layer surface, a lower insulating layer surface and a left insulating layer surface which are sequentially connected, the conductor 21 is not in contact with the upper insulating layer surface, the right insulating layer surface, the lower insulating layer surface and the left insulating layer surface, the upper insulating layer surface is an arc cylindrical surface, the lower insulating layer surface is an arc cylindrical surface, the left insulating layer surface is a plane, and the right insulating layer surface is a plane; an electric unit is arranged above each ratchet tooth, the lower surface of the insulating layer is tightly attached to the upper edge 111 of the ratchet tooth, the lower surface of the insulating layer and the upper edge 111 of the ratchet tooth have the same curvature radius, the same bending direction and the same arc length, the right surface of the insulating layer is positioned above the lower edge 112 of the ratchet tooth, the right surface of the insulating layer and the lower edge 112 of the ratchet tooth are in the same plane, the left surface of the insulating layer is tightly attached to the lower edge 112 of the ratchet tooth on the left side of the ratchet tooth, and the height of the left surface of the insulating layer is larger than that of the lower edge 112 of; the insulating layers 22 of all electrical units are on the same cylindrical surface; the center of the special-shaped reinforcing part is provided with a fiber accommodating hole, and the optical fibers 12 are positioned in the fiber accommodating hole.
The electric cable or optical cable with the special-shaped reinforcing member is characterized in that the special-shaped reinforcing member is an integrally formed integral structure.
The cable or optical cable with the special-shaped reinforcing member is characterized in that the number of the ratchet teeth on the special-shaped reinforcing member is 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17 or 18.
The cable or optical cable with the special-shaped reinforcing member is characterized in that the ratchets on the special-shaped reinforcing member are symmetrically distributed.
The cable or optical cable with the special-shaped reinforcing member is characterized in that the special-shaped reinforcing member is made of low-density polyethylene or medium-density polyethylene or high-density polyethylene or low-smoke halogen-free polyethylene or nylon or polyvinyl chloride or TPE (thermoplastic elastomer) or TPU (thermoplastic polyurethane) elastomer or steel or aluminum or polypropylene or polybutylene terephthalate.
The cable or optical cable with the special-shaped reinforcing member is characterized in that the protective layer is made of polyester tape, steel tape, aluminum tape, copper tape, water-blocking tape, non-woven fabric or twisted aramid yarn net.
The cable or optical cable with the special-shaped reinforcing member is characterized in that the outer protective layer is made of low-density polyethylene or medium-density polyethylene or high-density polyethylene or low-smoke halogen-free polyethylene or nylon or polyvinyl chloride or TPE (thermoplastic elastomer) or TPU (thermoplastic polyurethane elastomer).
The cable or optical cable with the special-shaped reinforcing member is characterized in that the insulating layer is made of low-density polyethylene or medium-density polyethylene or high-density polyethylene or low-smoke halogen-free polyethylene or nylon or polyvinyl chloride or TPE (thermoplastic elastomer) or TPU (thermoplastic polyurethane) elastomer or steel or aluminum or polypropylene or polybutylene terephthalate.
The cable or optical cable with the special-shaped reinforcing member is characterized in that the conductor is made of copper or aluminum or an alloy or a combination of at least two of the copper or aluminum or the alloy.
An optical cable having a profiled strength member as described above, wherein the optical fibre is a single mode optical fibre or a multimode optical fibre.
The optical cable with the special-shaped reinforcer is characterized in that the optical fiber is G.652 type, G.653 type, G.654 type, G.655 type, G.656 type, G.657 type, A1a type or A1b type A1c type.
In the utility model, the non-twisting mode is adopted, and the electrical performance of the electrical unit is stable and reliable; the conductor may be formed by twisting or weaving a plurality of fine conductive filaments, which makes the product more flexible; due to the adoption of a non-twisting mode, the electric unit can be taken out after the outer protective layer and the protective layer are stripped, and the twisting is not required to be withdrawn, so that the operation is more convenient and quicker; the outer protective layer and the protective layer can be cut into a hole, and the corresponding electric unit can be taken out; in addition, the ratchet wheel is rotated to make the electric unit at the next position align with the opening, so that the corresponding electric unit can be taken out, the operation is carried out in sequence, and all the electric units can be taken out for quick test or connection; the framework type cable and the twisted type cable in the prior art cannot obtain corresponding technical effects; in addition, if one or some electric units are damaged or have defects, the electric units can be conveniently replaced through the opening, so that the whole cable is not scrapped; the cable in the prior art needs to be stripped of the outer protective layer and the protective layer and then untwisted.
The utility model discloses following main beneficial effect has: the stripping/replacement is more convenient, the electrical performance of the electrical unit is more stable and reliable, the cost is lower, and the detection/construction efficiency is higher.
The above-mentioned embodiments are merely preferred technical solutions of the present invention, and should not be construed as limitations of the present invention. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (10)
1. A cable with a special-shaped reinforcing part is provided with the special-shaped reinforcing part, a plurality of electric units which are sequentially arranged outside the special-shaped reinforcing part, a protective layer which covers all the electric units, and an outer protective layer which is extruded and covers outside the electric unit protective layer; the special-shaped reinforcing part is in a ratchet wheel shape, a plurality of ratchets distributed in the same direction are arranged on the outer edge of the ratchet wheel, and each ratchet is surrounded by a ratchet inner edge, a ratchet upper edge and a ratchet lower edge; in each ratchet, one end of the inner edge of the ratchet is connected with one end of the upper edge of the ratchet, the other end of the inner edge of the ratchet is connected with one end of the lower edge of the ratchet, and the other end of the upper edge of the ratchet is connected with the other end of the lower edge of the ratchet; one end of the inner ratchet edge of each ratchet is connected with the other end of the inner ratchet edge of the adjacent ratchet, the other end of the inner ratchet edge of each ratchet is connected with one end of the inner ratchet edge of the adjacent ratchet, all the inner ratchet edges are spliced into a cylindrical inner ratchet edge column, and the other ends of the upper ratchet edges of all the ratchets are arranged on one cylindrical outer ratchet edge column; the lower edge of each ratchet tooth is in a plane passing through the axis of the special-shaped reinforcer; the upper edge of each ratchet tooth is in an arc cylindrical curved surface, on the orthographic projection of any plane vertical to the axis of the special-shaped reinforcing piece, taking any ratchet tooth as an example, the distance from the circle center of the special-shaped reinforcing piece to the upper edge of each ratchet tooth is the distance from the upper edge of each ratchet tooth, and the distance from the upper edge of each ratchet tooth to the other end of each ratchet tooth is gradually increased; the electric unit is composed of a conductor and an insulating layer which wraps the conductor integrally, the insulating layer of each electric unit is a closed body composed of an upper insulating layer surface, a right insulating layer surface, a lower insulating layer surface and a left insulating layer surface which are connected in sequence, the conductor is not in contact with the upper insulating layer surface, the right insulating layer surface, the lower insulating layer surface and the left insulating layer surface, the upper insulating layer surface is an arc cylindrical surface, the lower insulating layer surface is an arc cylindrical surface, the left insulating layer surface is a plane, and the right insulating layer surface is a plane; an electric unit is arranged above each ratchet tooth, the lower surface of the insulating layer is tightly attached to the upper edge of the ratchet tooth, the lower surface of the insulating layer is equal to the curvature radius, the bending direction and the arc length of the upper edge of the ratchet tooth, the right surface of the insulating layer is positioned above the lower edge of the ratchet tooth, the right surface of the insulating layer and the lower edge of the ratchet tooth are in the same plane, the left surface of the insulating layer is tightly attached to the lower edge of the ratchet tooth on the left side of the ratchet tooth, and the height of the left surface of; the insulating layers of all the electrical units are on the same cylindrical surface.
2. A cable having a profiled reinforcement according to claim 1, wherein the profiled reinforcement is an integrally formed one-piece construction.
3. A cable with profiled reinforcement according to claim 1, characterized in that the number of ratchet teeth on the profiled reinforcement is 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11 or 12 or 13 or 14 or 15 or 16 or 17 or 18.
4. A cable having a profiled reinforcement according to claim 1, wherein the ratchet teeth on the profiled reinforcement are symmetrically distributed.
5. A cable with profiled reinforcement according to claim 1, characterized in that the material of the profiled reinforcement is low or medium density polyethylene or high density polyethylene or low smoke zero halogen polyethylene or nylon or polyvinyl chloride or TPE elastomer or TPU elastomer or steel or aluminium or polypropylene or polybutylene terephthalate.
6. An optical cable with a special-shaped reinforcing part is provided with the special-shaped reinforcing part, a plurality of electric units, a plurality of optical fibers, a protective layer and an outer protective layer, wherein the electric units, the optical fibers, the protective layer and the outer protective layer are sequentially arranged outside the special-shaped reinforcing part; the special-shaped reinforcing part is in a ratchet wheel shape, a plurality of ratchets distributed in the same direction are arranged on the outer edge of the ratchet wheel, and each ratchet is surrounded by a ratchet inner edge, a ratchet upper edge and a ratchet lower edge; in each ratchet, one end of the inner edge of the ratchet is connected with one end of the upper edge of the ratchet, the other end of the inner edge of the ratchet is connected with one end of the lower edge of the ratchet, and the other end of the upper edge of the ratchet is connected with the other end of the lower edge of the ratchet; one end of the inner ratchet edge of each ratchet is connected with the other end of the inner ratchet edge of the adjacent ratchet, the other end of the inner ratchet edge of each ratchet is connected with one end of the inner ratchet edge of the adjacent ratchet, all the inner ratchet edges are spliced into a cylindrical inner ratchet edge column, and the other ends of the upper ratchet edges of all the ratchets are arranged on one cylindrical outer ratchet edge column; the lower edge of each ratchet tooth is in a plane passing through the axis of the special-shaped reinforcer; the upper edge of each ratchet tooth is in an arc cylindrical curved surface, on the orthographic projection of any plane vertical to the axis of the special-shaped reinforcing piece, taking any ratchet tooth as an example, the distance from the circle center of the special-shaped reinforcing piece to the upper edge of each ratchet tooth is the distance from the upper edge of each ratchet tooth, and the distance from the upper edge of each ratchet tooth to the other end of each ratchet tooth is gradually increased; the electric unit is composed of a conductor and an insulating layer which wraps the conductor integrally, the insulating layer of each electric unit is a closed body composed of an upper insulating layer surface, a right insulating layer surface, a lower insulating layer surface and a left insulating layer surface which are connected in sequence, the conductor is not in contact with the upper insulating layer surface, the right insulating layer surface, the lower insulating layer surface and the left insulating layer surface, the upper insulating layer surface is an arc cylindrical surface, the lower insulating layer surface is an arc cylindrical surface, the left insulating layer surface is a plane, and the right insulating layer surface is a plane; an electric unit is arranged above each ratchet tooth, the lower surface of the insulating layer is tightly attached to the upper edge of the ratchet tooth, the lower surface of the insulating layer is equal to the curvature radius, the bending direction and the arc length of the upper edge of the ratchet tooth, the right surface of the insulating layer is positioned above the lower edge of the ratchet tooth, the right surface of the insulating layer and the lower edge of the ratchet tooth are in the same plane, the left surface of the insulating layer is tightly attached to the lower edge of the ratchet tooth on the left side of the ratchet tooth, and the height of the left surface of; the insulating layers of all the electric units are on the same cylindrical surface; the fiber containing hole is formed in the center of the special-shaped reinforcing piece, and the optical fibers are located in the fiber containing hole.
7. An optical cable with profiled strength members according to claim 6, wherein the material of the protective layer is a polyester tape or a steel tape or an aluminium tape or a copper tape or a water-blocking tape or a non-woven fabric or a twisted aramid yarn mesh.
8. An optical cable having a profiled reinforcement according to claim 6, wherein the material of the outer sheath is low density polyethylene or medium density polyethylene or high density polyethylene or low smoke zero halogen polyethylene or nylon or polyvinyl chloride or TPE elastomer or TPU elastomer.
9. An optical cable having profile strength members according to claim 6, wherein the material of the conductor is copper or aluminum or an alloy.
10. A cable having profiled strength members according to claim 6, wherein the optical fibres are of the type G.652 or G.653 or G.654 or G.655 or G.656 or G.657 or A1a or A1b A1 c.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020157149.1U CN211265030U (en) | 2020-02-10 | 2020-02-10 | Cable or optical cable with special-shaped reinforcing part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020157149.1U CN211265030U (en) | 2020-02-10 | 2020-02-10 | Cable or optical cable with special-shaped reinforcing part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211265030U true CN211265030U (en) | 2020-08-14 |
Family
ID=71957401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020157149.1U Expired - Fee Related CN211265030U (en) | 2020-02-10 | 2020-02-10 | Cable or optical cable with special-shaped reinforcing part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211265030U (en) |
-
2020
- 2020-02-10 CN CN202020157149.1U patent/CN211265030U/en not_active Expired - Fee Related
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Address after: 2203, building 19, No.2 Zhuhai Road, Changshu City, Suzhou City, Jiangsu Province Patentee after: CHANGSHU YUXING PHOTOELECTRIC TECHNOLOGY Co.,Ltd. Address before: 215554 Changshu Yuxing Photoelectric Technology Co., Ltd., No. 6, Wangzhuang Yongxin Road, Shanghu Town, Changshu City, Suzhou City, Jiangsu Province Patentee before: CHANGSHU YUXING PHOTOELECTRIC TECHNOLOGY Co.,Ltd. |
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Granted publication date: 20200814 Termination date: 20220210 |