CN114783661A - Cable with opening part and optical fiber ribbon optical cable - Google Patents
Cable with opening part and optical fiber ribbon optical cable Download PDFInfo
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- CN114783661A CN114783661A CN202210363267.1A CN202210363267A CN114783661A CN 114783661 A CN114783661 A CN 114783661A CN 202210363267 A CN202210363267 A CN 202210363267A CN 114783661 A CN114783661 A CN 114783661A
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4403—Optical cables with ribbon structure
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4407—Optical cables with internal fluted support member
- G02B6/4409—Optical cables with internal fluted support member for ribbons
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Insulated Conductors (AREA)
Abstract
The invention belongs to the technical field of photoelectricity, and discloses a cable with opening parts, which comprises a central reinforcement part, a cushion layer, a plurality of insulated conducting wires and an outer sheath. The application also discloses fiber optic ribbon cables. The application has the following main beneficial technical effects: simple structure, high production speed, excellent heat dissipation effect, stronger compression resistance, more reasonable utilization of semi-finished products and reduced inventory cost.
Description
Technical Field
The invention belongs to the technical field of optical cables, and discloses a cable with an opening part and an optical fiber ribbon cable.
Background
The optical fiber ribbon optical cable is generally an optical cable with a large number of cores, the application amount of the optical fiber ribbon optical cable in a backbone network and an inter-city network is large, and operators purchase optical fiber ribbon optical cables with tens of millions of cores and kilometers every year.
CN211265086U discloses a fan-shaped structural cable, which has a reinforcing unit located at the center, a plurality of power conductors located outside the reinforcing unit and uniformly distributed, and an outer sheath covering the power conductors, wherein the reinforcing unit is a reinforcing member, and each power conductor is composed of an insulator and an electric unit located in the insulator; the heat dissipation device is characterized in that the cross section of the insulator is in a fan shape, the insulator is surrounded by an arc cylinder, a first protection body and a second protection body, the first protection body and the second protection body are both in a cuboid shape, the arc cylinder is in an arc ring cylinder shape, one end of the first protection body is connected with one end of the second protection body, the other end of the first protection body is connected with one end of the arc cylinder, the other end of the second protection body is connected with the other end of the arc cylinder, the first protection body and the second protection body are surrounded to form a fan-shaped cavity hole which is hollow inside, a heat dissipation groove penetrating through a wall body is arranged on the arc cylinder, the heat dissipation groove is continuously distributed on the arc cylinder along the direction parallel to the axis, the vertex angle of the insulator is in a concave arc cylinder shape, and the arc cylinder is also provided with a penetrating inner heat dissipation hole; the electric unit is composed of conductors with sector sections; the power transmission body is attached to the reinforcing unit. The heat dissipation is realized by arranging the heat dissipation grooves on the arc column body.
CN113640932A discloses a central bundle tube type optical cable, which has a plurality of accommodating parts, a plurality of reinforcing parts, a central loose tube, a plurality of optical fibers, and an outer sheath, wherein the optical fibers are located in the central loose tube, the reinforcing parts are located outside the central loose tube, the reinforcing parts are located in the accommodating parts, the accommodating parts are located outside the central loose tube, and the outer sheath is located outside the accommodating parts; the method is characterized in that: the containing part comprises a first arc-shaped part, a connecting part, a second arc-shaped part, a first limiting part and a second limiting part, wherein the first arc-shaped part and the second arc-shaped part are all in the shape of a circular arc cylinder, the connecting part is positioned between the first arc-shaped part and the second arc-shaped part and connects the first arc-shaped part and the second arc-shaped part together, the first limiting part extends from the right end of the first arc-shaped part to the direction of the second arc-shaped part, the right surface of the first limiting part is a plane and is in the same plane with the right surface of the second arc-shaped part, the upper end of the first limiting part is not in contact with the lower surface of the right end of the second arc-shaped part and forms a first opening, a first containing cavity is formed among the lower surface of the second arc-shaped part, the right surface of the connecting part, the upper surface of the first arc-shaped part and the left surface of the first limiting part, and the first containing cavity is communicated with the first opening, the second limiting part extends from the left end of the first arc-shaped part to the direction of the second arc-shaped part, the left surface of the second limiting part is a plane and is in the same plane with the left surface of the second arc-shaped part, the upper end of the second limiting part is not in contact with the lower surface of the left end of the second arc-shaped part and forms a second opening, a second accommodating cavity is formed among the lower surface of the second arc-shaped part, the left surface of the connecting part, the upper surface of the first arc-shaped part and the right surface of the second limiting part, and the second accommodating cavity is communicated with the second opening; the bending directions of the first arc-shaped part and the second arc-shaped part are the same, and the first arc-shaped part and the second arc-shaped part are both protruded downwards; the accommodating component is of an integrated structure; the first accommodating cavity and the second accommodating cavity are internally provided with reinforcing components, the reinforcing components are in shapes matched with the first accommodating cavity, and the reinforcing components are in shapes matched with the second accommodating cavity; the upper surface of the second arc-shaped part of each accommodating part is attached to the outer wall of the central loose tube, and the second arc-shaped parts of all the accommodating parts cover the periphery of the outer wall of the central loose tube. The optical cable is assembled by splicing the accommodating parts, but the compression resistance is poor and the parallel port is positioned in the content, the taking and placing of the loose tube are troublesome, the whole accommodating part is required to be disassembled to be completed, and inconvenience is brought to production, inspection, construction and the like.
Disclosure of Invention
In order to solve the above problems, the present invention discloses an electrical cable with an opening member and an optical fiber ribbon cable, which are realized by the following technical solutions.
A cable with opening parts is provided with a central reinforcement, a cushion layer, a plurality of insulated wires and an outer sheath, wherein the cushion layer is coated on the central reinforcement by extrusion molding, the cushion layer is a multi-face cylinder, the insulated wires are composed of electric conductors and insulating layers coating the electric conductors, the cable is characterized by also comprising a plurality of opening parts, each opening part is composed of an opening part body of an integrated structure, the outer side wall of the opening part body is a first six-face cylinder lacking one side face, the inner side wall of the opening part body is a second six-face cylinder lacking one side face, the inner side wall of the opening part body is enclosed into a hollow accommodating cavity, the central axis of the first six-face cylinder is superposed with the central axis of the second six-face cylinder, the inner side wall of the first six-face cylinder corresponds to the position of the outer side wall of the first six-face cylinder, the position where one side face is lacking in the inner side wall of the opening part body and the position where one side face is lacking in the outer side face of the opening part body are formed into an opening, the opening is communicated with the containing cavity, the insulated wires are located in the containing cavity, only one insulated wire is arranged in each containing cavity, one side face of the outer side wall of the opening part body of each opening part is tightly attached to one outer surface of the cushion layer, the outer sheath covers all the opening parts, the opening of each opening part is close to the inner wall of the outer sheath, and the outer side walls of the opening part bodies of the adjacent opening parts are attached to each other.
A cable with opening parts is provided with a central reinforcer, a cushion layer, a plurality of insulated wires, a coating layer and an outer sheath, wherein the cushion layer is coated on the central reinforcer by extrusion molding, the cushion layer is a multi-face cylinder, the insulated wires are composed of electric conductors and insulating layers for coating the electric conductors, the cable is characterized by also comprising a plurality of opening parts, each opening part is composed of an opening part body with an integrated structure, the outer side wall of the opening part body is a first six-face cylinder without one side face, the inner side wall of the opening part body is a second six-face cylinder without one side face, the inner side wall of the opening part body is enclosed into a hollow accommodating cavity, the central axis of the first six-face cylinder is superposed with the central axis of the second six-face cylinder, the inner side wall of the first six-face cylinder corresponds to the position of the outer side face of the first six-face cylinder, the position of the inner side wall of the opening part body is lacking one side face and the outer side face of the opening part body lacks one side face to form an opening, the opening is linked together with the holding chamber, and insulated wire is located the holding intracavity, and every holding intracavity only has an insulated wire, and a side of the lateral wall of the opening part body of every opening part is hugged closely on an surface of bed course, and the coating is lived all the cladding of all opening parts, and the opening of every opening part all is close to with the inner wall of coating mutually, and the lateral wall of the opening part body of adjacent opening part all is pasted mutually, and the oversheath cladding is outside the coating.
An optical fiber ribbon cable with opening parts is provided with a central reinforcement, a cushion layer, a plurality of loose tubes and an outer sheath, wherein the cushion layer is coated on the central reinforcement by extrusion molding, the cushion layer is an octahedral cylinder, a plurality of optical fibers are arranged in each loose tube, the optical fiber ribbon cable is characterized by also comprising a plurality of opening parts, each opening part is formed by an opening part body of an integrated structure, the outer side wall of the opening part body is a first hexahedral cylinder lacking one side, the inner side wall of the opening part body is a second hexahedral cylinder lacking one side, the inner side wall of the opening part body is enclosed into a hollow accommodating cavity, the central axis of the first hexahedral cylinder is coincided with the central axis of the second hexahedral cylinder, the inner side wall of the first hexahedral cylinder corresponds to the position of the outer side wall of the first hexahedral cylinder, one side surface lacking of the inner side wall of the opening part body and one lacking of the outer side surface of the opening part body form an opening, the opening is linked together with the holding chamber, and the pine sleeve pipe is located the holding chamber, and just every holding intracavity has a pine sleeve pipe, and a side of the lateral wall of the opening part body of every opening part hugs closely on an surface of bed course, and the sheath is lived all the cladding of all opening parts, and the opening of every opening part all is close to with the inner wall of sheath mutually, and the lateral wall of the opening part body of adjacent opening part all is the mutual subsides.
An optical fiber ribbon cable with opening components is provided with a central reinforcement, a cushion layer, a plurality of loose tubes, a coating layer and an outer sheath, wherein the cushion layer is coated on the central reinforcement by extrusion molding, the cushion layer is an octahedral cylinder, a plurality of optical fibers are arranged in each loose tube, the optical fiber ribbon cable is characterized by also comprising a plurality of opening components, each opening component is composed of an opening component body of an integrated structure, the outer side wall of the opening component body is a first hexahedral cylinder lacking one side, the inner side wall of the opening component body is a second hexahedral cylinder lacking one side, the inner side wall of the opening component body is enclosed into a hollow accommodating cavity, the central axis of the first hexahedral cylinder is superposed with the central axis of the second hexahedral cylinder, the inner side wall of the first hexahedral cylinder corresponds to the position of the outer side wall of the first hexahedral cylinder, the position where one side is lacking in the inner side wall of the opening component body and the position where one side is lacking in the outer side wall of the opening component body to form an opening, the opening is linked together with the holding chamber, the loose tube is located the holding chamber, and every holding chamber only has a loose tube, a side of the lateral wall of the opening part body of every opening part hugs closely on an surface of bed course, the coating covers all opening parts, the opening of every opening part all is close to with the inner wall of coating mutually, the lateral wall of the opening part body of adjacent opening part all is pasted mutually, the oversheath is wrapped outside the coating.
The optical fiber ribbon cable with the opening part is characterized in that a plurality of optical fiber ribbons are distributed in a laminated mode in the loose tube, and the optical fibers are located in the optical fiber ribbons.
The application has the following main beneficial technical effects: simple structure, high production speed, excellent heat dissipation effect, stronger compression resistance, more reasonable utilization of semi-finished products and reduced inventory cost.
Drawings
Fig. 1 is a schematic perspective view of a dissected segment of the example 1.
Fig. 2 is an enlarged cross-sectional structure of fig. 1.
Fig. 3 is a perspective view of the opening part used in fig. 1.
Fig. 4 is an enlarged cross-sectional structure of fig. 3.
Fig. 5 is a schematic perspective view of a section of the opening member of embodiment 2 after a loose tube is placed.
Fig. 6 is an enlarged cross-sectional view of fig. 5.
Fig. 7 is a schematic perspective view of a segment of anatomy according to example 2.
Fig. 8 is an enlarged cross-sectional view of fig. 7.
Fig. 9 is a schematic cross-sectional view showing the structure of the opening member of embodiment example 3 after the loose tube is placed.
Fig. 10 is a schematic cross-sectional view showing the opening member of example 4 after the loose tube is placed.
In the figure: the optical fiber cable comprises a central reinforcing member 1, a cushion layer 2, an electric conductor 3, an insulating layer 4, an opening part 5, a coating layer 6, an outer sheath 7, an optical fiber 31, an optical fiber ribbon 32, a loose tube 41, an accommodating cavity 50 and an opening 51.
Detailed Description
Examples 1
Referring to fig. 1 to 4, a cable with an opening member comprises a central reinforcement 1, a cushion layer 2, six insulated wires, a coating layer 6, and an outer sheath 7, wherein the cushion layer 2 is coated on the central reinforcement 1 by extrusion molding, the cushion layer 2 is a hexahedral cylinder, the insulated wires are composed of an electric conductor 3 and an insulating layer 4 coating the electric conductor, the cable is characterized in that the cable also comprises six opening members 5, each opening member 5 is composed of an opening member body with an integral structure, the outer side wall of the opening member body is a first hexahedral cylinder lacking one side, the inner side wall of the opening member body is a second hexahedral cylinder lacking one side, the inner side wall of the opening member body is enclosed into a hollow accommodating cavity 50, the central axis of the first hexahedral cylinder is coincident with the central axis of the second hexahedral cylinder, the inner side wall of the first hexahedral cylinder corresponds to the outer side wall of the first hexahedral cylinder, the opening part body is characterized in that a side face is absent in the inner side wall of the opening part body and a side face is absent in the outer side wall of the opening part body to form an opening 51, the opening 51 is communicated with the accommodating cavity 50, the insulated conducting wire is located in the accommodating cavity 50, only one insulated conducting wire is arranged in each accommodating cavity 50, one side face of the outer side wall of the opening part body of each opening part 5 is tightly attached to one outer surface of the cushion layer 2, all the opening parts 5 are covered by the coating layer 6, the opening 51 of each opening part 5 is close to the inner wall of the coating layer 6, the outer side walls of the opening part bodies of the adjacent opening parts 5 are attached to each other, and the outer sheath 7 covers the coating layer 6.
EXAMPLES example 2
Referring to fig. 5 to 8 and fig. 1 to 4, an optical fiber ribbon cable with opening parts includes a central strength member 1, a cushion layer 2, eight loose tubes 41, and an outer sheath 7, wherein the cushion layer 2 is coated on the central strength member 1 by extrusion molding, the cushion layer 2 is an octahedral cylinder, each loose tube 41 has a plurality of optical fibers 31 inside, the optical fiber ribbon cable is characterized in that eight opening parts 5 are further provided, each opening part 5 is formed by an opening part body of an integral structure, an outer side wall of the opening part body is a first hexahedral cylinder lacking one side, an inner side wall of the opening part body is a second hexahedral cylinder lacking one side, the inner side wall of the opening part body encloses a hollow accommodating cavity, a central axis of the first hexahedral cylinder coincides with a central axis of the second hexahedral cylinder, an inner side wall of the first hexahedral cylinder corresponds to an outer side wall of the first hexahedral cylinder, the side position that lacks a side of the inside wall of opening part body and the lateral wall of opening part body lacks a side and forms opening 51, opening 51 is linked together with the holding chamber, loose sleeve 41 is located the holding chamber, and only have a loose sleeve 41 in every holding chamber, a side of the outside wall of opening part body of every opening part 5 hugs closely on an surface of bed course 2, all opening parts 5 are all wrapped up to oversheath 7, opening 51 of every opening part 5 all is close to with the inner wall of oversheath 7, the outside wall of the opening part body of adjacent opening part 5 all pastes mutually.
Fig. 7 and 8 only show an exemplary loose tube 41, and actually, each receiving cavity may have a loose tube 41.
EXAMPLE 3
Referring to fig. 9, and to fig. 1 to 8, a fiber ribbon cable having an open-end component is substantially the same as embodiment 2 except that: the first hexahedral cylinder and the second hexahedral cylinder in the embodiment 2 are both regular hexahedral cylinders, but the first hexahedral cylinder and the second hexahedral cylinder in the embodiment are not regular hexahedral cylinders, the left lower side and the right lower side of the first hexahedral cylinder and the second hexahedral cylinder are both longer, and the left upper side and the right upper side of the first hexahedral cylinder and the second hexahedral cylinder are both shorter.
EXAMPLES example 4
Referring to fig. 10, and to fig. 1 to 9, a fiber ribbon cable having an open-end component is substantially the same as embodiment 3 except that: the loose tube 41 has a plurality of optical fiber ribbons 32 distributed in a stacked manner therein, with optical fibers 31 being located within the optical fiber ribbons 32.
In the present application, the opening member in embodiment example 2 can be used also in embodiment example 3, and the opening members in embodiment examples 3 and 4 can be used also in embodiment examples 1 and 2.
In the present application, the loose tube in embodiment example 4 can be used in embodiment example 2 and embodiment example 3 as well.
The cushion layer 2 in the embodiment 1 in the present application is not limited to a hexahedral cylinder, and may be a three-sided cylinder or other multi-sided cylinders; similarly, the cushion layer 2 in the embodiment examples 2 to 4 is not limited to the six-sided cylinder, and may be other multi-sided cylinders.
In the present application, the coating layer 6 in embodiment example 1 may be omitted, and similarly, the coating layer 6 may be added in embodiment examples 2 to 4, and the coating layer 6 is located inside the outer sheath 7 as in embodiment example 1.
In the present application, the central reinforcement 1 may also be absent.
In the present application, the cushion layer 2 may not be present, and in this case, the shape of the outer appearance of the center reinforcement 1 is the same as the shape of the cushion layer 2 described above.
In this application, the material of the central reinforcing member 1 is steel wire or iron wire or lead wire or copper wire or aluminum wire or glass fiber reinforced plastic or other substances for enhancing the tensile resistance of the optical cable.
In this application, the material of the backing layer 2 is plastic.
In the present application, the material of the electrical conductor 3 is copper or aluminum or an alloy.
In this application, the material of the insulating layer is plastic.
In the present application, the material of the opening part 5 is plastic or iron or lead or aluminum or copper.
In this application, the material of the coating layer 6 is a water-blocking tape, a non-woven fabric, a polyester tape, a polyester binding yarn, a copper tape, a steel tape, an aluminum tape, a glass fiber reinforced plastic tape, a PP tape, a nylon tape or a water-blocking yarn.
In the present application, the material of the outer sheath is plastic.
In the present application, the optical fiber is a single mode type optical fiber or a multimode type optical fiber.
In this application, the material of the loose tube is copper or steel or aluminum or modified polypropylene or polybutylene terephthalate or other plastics.
In the present application, the optical fiber ribbon 32 is composed of the optical fibers 31 positioned inside and an adhesive layer covering the optical fibers, and the material of the adhesive layer is preferably resin, but may be other plastics.
In the present application, the loose tube is not able to escape from the opening 51 under normal conditions, and the insulated wire is also not able to escape from the opening 51; the normal state is a state in which the opening member bodies on both sides of the opening 51 of the opening member 5 are not subjected to an external force.
In the present application, in the same cable, it is possible that a loose tube is provided in a part of the opening part 5 and an insulated wire is provided in a part of the opening part 5.
In the present application, each loose tube has at least three tangents with its corresponding opening part 5, i.e. at least three tangents, also four tangents, or five tangents, so that the loose tube is fixed more firmly in the opening part. The adjacent opening parts are butted against each other, so that the space is utilized reasonably and greatly.
In the application, the adjacent opening parts are attached to each other, so that the product is compact and round in structure and higher in lateral pressure resistance, and the opening parts can be made of thinner metal sheets, so that the side pressure resistance is higher, the elasticity and toughness are higher, and the loose tubes or the insulated wires can be easily unfolded and difficult to loosely put in or take out; the heat dissipation performance is stronger; moreover, the opening is positioned outside, so that the loose tube/insulated wire is very convenient to take and place, and the production, construction and inspection efficiency is higher; in addition, the opening parts can be coiled like loose tubes, and can be stacked and also can be mutually inserted, wherein the mutually inserted placement refers to that one opening part is inverted and part of the opening part body is positioned in the accommodating cavity of the other opening part; in the application, the opening part and the loose tube can be simultaneously produced in a double-head co-extrusion mode, or the opening part and the insulated conducting wire can be simultaneously produced, so that the produced loose tube/insulated conducting wire is directly placed into the opening part, and then the opening part is coiled, so that the production of a final product is only carried out on a sheathing machine, and the complexity of a front-end die of the sheathing machine is reduced; it is of course also possible to produce the final product separately, on the production of the jacket.
In the application, the heat dissipation space of the cable is increased through the opening part, so that the heat dissipation performance and the heat dissipation effect of the insulated wire are better; through opening parts's setting in this application, increased insulated wire, loose sheathed tube commonality, in order to make the structure of product round among the prior art, need insulated wire, the loose sheathed tube of the same diameter, and in the actual operation, have insulated wire, the loose sheathed tube stock of different diameters usually, so need the repetitive production, and can the rational utilization stock after having adopted the structure of this application, as long as can put in opening parts can.
The layer stranded optical cable in the prior art forms a cable core in a stranded mode, and cabling equipment is expensive, large in land, high in power consumption, low in production speed, manual work, illumination and the like, and the cabling equipment is not needed after the structure of the application is adopted.
In this application, every opening part's opening is whole that runs through a side of this opening part, has improved like this and has got the speed of putting, has saved the cost simultaneously for it is easier to fold the time back-off, can back-off two opening parts on even an opening part, has improved the utilization ratio in space.
The application has the following main beneficial technical effects: simple structure, high production speed, excellent heat dissipation effect, stronger compression resistance, more reasonable utilization of semi-finished products and reduced inventory cost.
The above-described embodiments are merely preferred technical solutions of the present invention, and should not be construed as limiting the present invention. The protection scope of the present invention is defined by the claims, and includes equivalents of technical features of the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of this invention.
Claims (10)
1. A cable with opening parts comprises a central reinforcement (1), a cushion layer (2), a plurality of insulated wires and an outer sheath (7), wherein the cushion layer (2) is coated on the central reinforcement (1) in an extrusion manner, the cushion layer (2) is a multi-face cylinder, the insulated wires are composed of electric conductors (3) and insulating layers (4) coating the electric conductors, the cable is characterized by further comprising a plurality of opening parts (5), each opening part (5) is composed of an opening part body of an integrated structure, the outer side wall of the opening part body is a first six-face cylinder lacking one side face, the inner side wall of the opening part body is a second six-face cylinder lacking one side face, the inner side wall of the opening part body is enclosed into a hollow accommodating cavity (50), the central axis of the first six-face cylinder is coincident with the central axis of the second six-face cylinder, the inner side wall of the first six-face cylinder corresponds to the outer side wall of the first six-face cylinder in position, the side face of the inner side wall of the opening part body and the side face of the outer side wall of the opening part body are in lack of one to form an opening (51), the opening (51) is communicated with the containing cavity (50), the insulated conducting wire is located in the containing cavity (50), only one insulated conducting wire is arranged in each containing cavity (50), one side face of the outer side wall of the opening part body of each opening part (5) is tightly attached to one outer surface of the cushion layer (2), the outer sheath (7) covers all the opening parts (5), the opening (51) of each opening part (5) is close to the inner wall of the outer sheath (7), and the outer side walls of the opening part bodies of adjacent opening parts (5) are attached to each other.
2. A cable with opening parts comprises a central reinforcement (1), a cushion layer (2), a plurality of insulated wires, a coating layer (6) and an outer sheath (7), wherein the cushion layer (2) is coated on the central reinforcement (1) in an extrusion manner, the cushion layer (2) is a multi-face cylinder, the insulated wires are composed of electric conductors (3) and insulating layers (4) coating the electric conductors, the cable is characterized by further comprising a plurality of opening parts (5), each opening part (5) is composed of an opening part body of an integrated structure, the outer side wall of the opening part body is a first six-face cylinder lacking one side face, the inner side wall of the opening part body is a second six-face cylinder lacking one side face, the inner side wall of the opening part body is enclosed into a hollow accommodating cavity (50), the central axis of the first six-face cylinder is coincident with the central axis of the second six-face cylinder, the inner side wall of the first six-face cylinder corresponds to the outer side wall of the first six-face cylinder, the side surface of the inner side wall of the opening part body is lack of one side surface and the side surface of the outer side wall of the opening part body is lack of one side surface to form an opening (51), the opening (51) is communicated with the containing cavity (50), the insulated conducting wire is positioned in the containing cavity (50), only one insulated conducting wire is arranged in each containing cavity (50), one side surface of the outer side wall of the opening part body of each opening part (5) is tightly attached to one outer surface of the cushion layer (2), all the opening parts (5) are covered by the coating layer (6), the opening (51) of each opening part (5) is close to the inner wall of the coating layer (6), the outer side walls of the opening part bodies of the adjacent opening parts (5) are attached to each other, and the outer sheath (7) covers the outside of the coating layer (6).
3. A cable having an opening part according to claim 1 or 2, wherein the first hexagonal cylinder and the second hexagonal cylinder are regular hexagonal cylinders.
4. A cable having an opening part according to claim 1 or claim 2, wherein the first and second hexahedral cylinders are not regular hexahedral cylinders, the left and right lower sides of the first and second hexahedral cylinders are longer in length, and the left and right upper sides of the first and second hexahedral cylinders are shorter in length.
5. An optical fiber ribbon cable with opening parts comprises a central reinforcement (1), a cushion layer (2), a plurality of loose tubes (41) and an outer sheath (7), wherein the cushion layer (2) is coated on the central reinforcement (1) in an extrusion manner, the cushion layer (2) is an octahedral cylinder, a plurality of optical fibers (31) are arranged in each loose tube (41), the optical fiber ribbon cable is characterized by further comprising a plurality of opening parts (5), each opening part (5) is formed by an opening part body of an integral structure, the outer side wall of the opening part body is a first six-sided cylinder lacking one side, the inner side wall of the opening part body is a second six-sided cylinder lacking one side, the inner side wall of the opening part body is enclosed into a hollow accommodating cavity, the central axis of the first six-sided cylinder is coincident with the central axis of the second six-sided cylinder, and the inner side wall of the first six-sided cylinder corresponds to the outer side wall of the first six-sided cylinder, the side face position that lacks a side of the inside wall of opening part body and the lateral wall of opening part body lacks a side and forms opening (51), opening (51) are linked together with the holding chamber, loose sleeve pipe (41) are located the holding chamber, and every holding chamber only has a loose sleeve pipe (41), a side of the outside wall of the opening part body of every opening part (5) hugs closely on an surface of bed course (2), all opening parts (5) are all wrapped in sheath (7), opening (51) of every opening part (5) all are close to with the inner wall of sheath (7), the lateral wall of the opening part body of adjacent opening part (5) all pastes mutually.
6. An optical fiber ribbon cable with an opening part is provided with a central reinforcer (1), a cushion layer (2), a plurality of loose tubes (41), a coating layer (6) and an outer sheath (7), wherein the cushion layer (2) is coated on the central reinforcer (1) in an extrusion molding manner, the cushion layer (2) is an octahedral cylinder, a plurality of optical fibers (31) are arranged in each loose tube (41), the optical fiber ribbon cable is characterized by further comprising a plurality of opening parts (5), each opening part (5) is formed by an opening part body of an integrated structure, the outer side wall of the opening part body is a first hexahedral cylinder lacking one side surface, the inner side wall of the opening part body is a second hexahedral cylinder lacking one side surface, the inner side wall of the opening part body is enclosed into a hollow accommodating cavity, the central axis of the first hexahedral cylinder is coincident with the central axis of the second hexahedral cylinder, the inner side wall of the first hexahedral cylinder is corresponding to the position of the outer side wall of the first hexahedral cylinder, the opening part body is characterized in that a side face is absent in the inner side wall of the opening part body and a side face is absent in the outer side wall of the opening part body to form an opening (51), the opening (51) is communicated with the accommodating cavity, the loose sleeve (41) is located in the accommodating cavity, only one loose sleeve (41) is arranged in each accommodating cavity, one side face of the outer side wall of the opening part body of each opening part (5) is tightly attached to one outer surface of the cushion layer (2), all the opening parts (5) are covered by the coating layer (6), the opening (51) of each opening part (5) is close to the inner wall of the coating layer (6), the outer side walls of the opening part bodies of adjacent opening parts (5) are attached to each other, and the outer sheath (7) is covered outside the coating layer (6).
7. The fiber ribbon cable with an open member according to claim 5 or claim 6, wherein the first hexagonal cylinder and the second hexagonal cylinder are right hexagonal cylinders.
8. The optical fiber ribbon cable with an opening part according to claim 5 or 6, wherein the first and second hexagonal cylinders are not regular hexagonal cylinders, the left and right lower sides of the first and second hexagonal cylinders are longer in length, and the left and right upper sides of the first and second hexagonal cylinders are shorter in length.
9. An optical fiber ribbon cable with an opening member according to claim 5 or claim 6, wherein the loose tube (41) has a plurality of optical fiber ribbons (32) distributed in a stacked manner therein, the optical fibers (31) being located within the optical fiber ribbons (32).
10. An optical fiber ribbon cable having an opening section as claimed in claim 9, wherein the optical fiber ribbon (32) is constituted by the optical fiber (31) located inside and an adhesive layer covering the optical fiber (31), and the material of the adhesive layer is resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210363267.1A CN114783661A (en) | 2022-04-08 | 2022-04-08 | Cable with opening part and optical fiber ribbon optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210363267.1A CN114783661A (en) | 2022-04-08 | 2022-04-08 | Cable with opening part and optical fiber ribbon optical cable |
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| Publication Number | Publication Date |
|---|---|
| CN114783661A true CN114783661A (en) | 2022-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210363267.1A Pending CN114783661A (en) | 2022-04-08 | 2022-04-08 | Cable with opening part and optical fiber ribbon optical cable |
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| Country | Link |
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| CN (1) | CN114783661A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117741883A (en) * | 2024-02-19 | 2024-03-22 | 江苏南方通信科技有限公司 | Layer-twisted type outdoor optical cable |
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| CN213988347U (en) * | 2021-01-28 | 2021-08-17 | 国网湖北省电力有限公司随州供电公司 | Power cable and optical cable convenient to construction |
| CN113838607A (en) * | 2021-04-23 | 2021-12-24 | 刘延红 | Epitaxial cable, epitaxial layer stranded optical cable and optical fiber ribbon optical cable |
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| CN206804938U (en) * | 2017-03-24 | 2017-12-26 | 深圳市威利安科技有限公司 | A kind of self-supporting covered wire cable |
| CN208156263U (en) * | 2018-04-13 | 2018-11-27 | 深圳市特发信息股份有限公司 | The optical fiber cable for field operation of honeycomb |
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| CN117741883A (en) * | 2024-02-19 | 2024-03-22 | 江苏南方通信科技有限公司 | Layer-twisted type outdoor optical cable |
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Effective date of registration: 20231222 Address after: Building 1, No. 40 Suzhou Road, Yushan High tech Zone, Changshu City, Jiangsu Province, 215500 Applicant after: CHANGSHU GONGYI INFORMATION TECHNOLOGY Co.,Ltd. Address before: 110032 No. 19, Taishan Road, Huanggu District, Shenyang City, Liaoning Province Applicant before: Zhang Tianbao |