CN212276059U - Self-supporting nested optical cable and cable - Google Patents
Self-supporting nested optical cable and cable Download PDFInfo
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- CN212276059U CN212276059U CN202021632954.1U CN202021632954U CN212276059U CN 212276059 U CN212276059 U CN 212276059U CN 202021632954 U CN202021632954 U CN 202021632954U CN 212276059 U CN212276059 U CN 212276059U
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Abstract
The utility model belongs to the cable field especially relates to a nested optical cable of self-supporting formula, has suspension wire, outer jacket and four optical communication parts, optical communication part comprises two optical communication part main parts, two reinforcers that are located optical communication part main part both sides, and the optical communication part sheath of extrusion molding outside optical communication part main part and reinforcer, its characterized in that the outer jacket comprises the outer jacket main part, and outer jacket main part top is equipped with the muscle, and the muscle top is equipped with the suspension wire sheath, the suspension wire is located the suspension wire sheath, the both sides of the upper and lower extreme of outer jacket main part respectively are equipped with the first appearance chamber of "8" shape of crouching, and first appearance chamber outside opening forms first embedding mouth, optical communication part is "8" shape to through the first appearance intracavity of embedding of first embedding mouth, the utility model has the advantages of simple structure, convenient construction, save cost, customizable length, can customize, But beneficial effect such as photoelectricity is passed simultaneously, the utility model also discloses a nested cable of self-supporting formula.
Description
Technical Field
The utility model belongs to the cable field especially relates to a nested optical cable of self-supporting and cable.
Background
With the wide-range popularization of domestic 5G construction, the requirement of the optical cable is larger and larger, and the requirement of an operator on the water permeability of the optical cable is stricter and stricter.
In the prior art, for example, CN110989118A discloses a self-supporting bundled butterfly-shaped optical cable, which includes a reinforced core, wherein an installation sheath is disposed outside the reinforced core, a plurality of installation grooves are circumferentially disposed on an outer wall of the installation sheath, the installation grooves are disposed along an axial direction of the installation sheath, and butterfly-shaped optical cable units are installed in the installation grooves; the outer surface of the installation sheath extends outwards to form a hanging strip part and a hanging wire part located at the tail end of the hanging strip part, a hanging wire is arranged inside the hanging wire part, the butterfly-shaped optical cable unit comprises an outer sheath, an optical cable core is arranged in the outer sheath, reinforcing parts are symmetrically arranged on two sides of the optical cable core, the butterfly-shaped optical cable unit is embedded into the installation groove, and when the butterfly-shaped optical cable unit is embedded into the installation groove, glue is coated in the installation groove, so that the butterfly-shaped optical cable unit is bonded with the installation groove through the glue.
The above prior art has the following disadvantages: through mounting groove card post butterfly-shaped optical cable, butterfly-shaped optical cable easily drops, even at mounting groove internal coating glue, has also received the influence easily for a long time glue viscidity, and the volatile noxious material of glue simultaneously is unfavorable to the environment.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention discloses a self-supporting nested optical cable and an electric cable, which are realized by the following technical solutions.
A self-supporting nested optical cable comprises a suspension wire, an outer protective layer and four optical communication components, wherein each optical communication component comprises two optical communication component main bodies, two reinforcing parts positioned at two sides of each optical communication component main body and an optical communication component protective layer extruded outside the optical communication component main bodies and the reinforcing parts, the self-supporting nested optical cable is characterized in that the outer protective layer comprises an outer protective layer main body, ribs are arranged at the top of the outer protective layer main body, the suspension wire protective layers are arranged at the tops of the ribs, the suspension wire is positioned in the suspension wire protective layers, a first horizontal 8-shaped cavity is respectively arranged at two sides of the upper end and the lower end of each outer protective layer main body, a first embedding opening is formed at the outer side of the first cavity, the optical communication components are 8-shaped and are embedded into the first cavity through the first embedding openings, two separation openings are formed at the middle parts of the optical communication components, a bulge at the middle parts of the first cavities is embedded into the separation openings, and the, in order to prevent the optical communication part from coming off the first fitting opening and facilitate taking out the optical communication part, the width of the first fitting opening is optimally in the range of [2/3 times the short wheelbase of the optical communication part, 4/5 times the short wheelbase of the optical communication part ] through a plurality of experiments.
The self-supporting nested optical cable is characterized in that the optical communication component main body is an optical fiber, and the optical fiber is G.652 type, G.653 type, G.654 type, G.655 type, G.656 type, G.657 type, A1a type, A1b type or A1c type.
The self-supporting nested optical cable is characterized in that the reinforcing member is made of a phosphated steel wire, a stainless steel wire or a glass fiber reinforced plastic rod.
The self-supporting nested optical cable is characterized in that the optical communication component sheath material is flame-retardant polyolefin or polyvinyl chloride.
A self-supporting nested cable is provided with a suspension wire, an outer protection layer and four electric units, wherein each electric unit is composed of an electric unit main body and an electric unit protective layer extruded outside the electric unit main body, the self-supporting nested cable is characterized in that the outer protection layer is composed of the outer protection layer main body, a rib is arranged at the top of the outer protection layer main body, the suspension wire protective layer is arranged at the top of the rib, the suspension wire is positioned in the suspension wire protective layer, two sides of the upper end and the lower end of the outer protection layer main body are respectively provided with a horizontal 8-shaped first containing cavity, a first embedding opening is formed at the outer side of the first containing cavity, the electric units are embedded into the inner containing cavity of the 8-shaped first containing cavity of the first containing cavity through a first embedding opening, the outer diameter of each electric unit is larger than the distance d in the middle of the 8-shaped first containing cavity, in order to prevent the electric units from being separated from the first embedding openings and facilitate taking out of the electric units, and, 4/5 times the radius of the electrical unit ].
The self-supporting nested cable is characterized in that the main body of the electric unit is a single round copper wire or a copper wire stranded wire.
The self-supporting nested cable is characterized in that the electric unit sheath material is low-density polyethylene or medium-density polyethylene or high-density polyethylene or polyvinyl chloride.
The self-supporting nested cable, the outer protection layer main part between the first containing cavities corresponding from top to bottom still forms a second containing cavity, the outer end in second containing cavity still forms a second embedding port, the second containing cavity is internally provided with at least one signal line, the signal line comprises a signal line main part and a signal line protective layer extruded outside the signal line main part, the signal line enters the second containing cavity through a second embedding port, and the opening distance of the second embedding port is smaller than the outer diameter of the signal line.
The self-supporting nested cable is characterized in that the main material of the signal wire is copper.
The self-supporting nested cable is characterized in that the signal wire sheath material is low-density polyethylene or medium-density polyethylene or high-density polyethylene or polyvinyl chloride.
The self-supporting nested optical cable and the self-supporting nested optical cable are characterized in that the suspension wire is a phosphated steel wire or a galvanized steel wire or a phosphated steel wire stranded wire or a galvanized steel wire stranded wire.
The self-supporting nested optical cable and the self-supporting nested optical cable are characterized in that the outer protective layer material is low-density polyethylene or medium-density polyethylene or high-density polyethylene or polyvinyl chloride or flame-retardant polyolefin.
In the utility model, four optical communication components or electric units can be hung in the optical cable or the electric cable at one time, thereby saving manpower and material resources; optical communication components or electrical units or signal wires in the optical cable or the electric cable can be taken out of the outer protective layer quickly, so that the construction efficiency is improved, and the construction time is saved; an outer protective layer can be laid independently during construction, and optical communication components or electric units or signal wires can be added according to needs in the later period, so that the cost is saved for product demand; the length of the optical communication part or the electrical unit or the signal wire can be customized and can be different from that of the outer protective layer, so that the material is not wasted, and the resource is saved; the outer jacket is provided with a first embedded opening and a first cavity middle protruding double protection to prevent the optical communication component or the electric unit from falling off.
Therefore, the utility model has the advantages of simple structure, convenient construction, cost saving, customizable length, photoelectric simultaneous transmission and the like.
Drawings
Fig. 1 is a schematic perspective view of embodiment 1 of the present invention.
Fig. 2 is a schematic structural diagram of an outer protective layer according to embodiments 1 and 2 of the present invention.
Fig. 3 is a schematic structural view of embodiment 2 of the present invention.
Fig. 4 is a schematic structural view of embodiment 3 of the present invention.
Fig. 5 is a schematic view of the structure of the outer protection layer according to embodiment 3 of the present invention.
In the figure: 1. the optical communication component comprises a suspension wire, 2 parts of an outer protection layer, 21 parts of a suspension wire protective layer, 22 parts of ribs, 23 parts of an outer protection layer main body, 24 parts of a first embedded inlet, 25 parts of a first containing cavity, 26 parts of a second embedded inlet, 27 parts of a second containing cavity, 3 parts of an optical communication component protective layer, 4 parts of an optical communication component main body, 5 parts of a reinforcing piece, 6 parts of an electric unit protective layer, 7 parts of an electric unit main body, 8 parts of a signal wire protective layer and 9 parts of a signal wire main body.
Detailed Description
Example 1
Referring to fig. 1 and 2, a self-supporting type optical cable with a suspension wire 1, an outer sheath 2 and four optical communication components, wherein the optical communication components comprise two optical communication component bodies 4, two reinforcing members 5 located at two sides of the optical communication component bodies 4, and a sheath 3 of the optical communication component extruded outside the optical communication component bodies 4 and the reinforcing members 5, the optical cable is characterized in that the outer sheath 2 comprises an outer sheath body 23, a rib 22 is arranged at the top of the outer sheath body 23, a suspension wire sheath 21 is arranged at the top of the rib 22, the suspension wire 1 is located in the suspension wire sheath 21, two sides of the upper and lower ends of the outer sheath body 23 are respectively provided with a first cavity 25 in a horizontal 8 shape, the outer side of the first cavity 25 is opened to form a first insertion port 24, the optical communication components are in an 8 shape and are inserted into the first cavity 25 through the first insertion port 24, two separation ports are formed in the middle of the optical communication components, through a plurality of tests, the optimal range of the width of the first embedding opening 24 is [2/3 times of the short axle distance of the optical communication component and 4/5 times of the short axle distance of the optical communication component ].
The self-supporting nested optical cable is characterized in that the optical communication component main body 4 is an optical fiber, and the optical fiber is G.652 type, G.653 type, G.654 type, G.655 type, G.656 type, G.657 type, A1a type, A1b type or A1c type.
The self-supporting nested optical cable is characterized in that the material of the reinforcing member 5 is a phosphated steel wire, a stainless steel wire or a glass fiber reinforced plastic rod.
The self-supporting nested optical cable is characterized in that the material of the optical communication component protective layer 3 is flame-retardant polyolefin or polyvinyl chloride.
Example 2
Referring to fig. 3 and 2, a self-supporting nested cable comprises a suspension wire 1, an outer protective layer 2 and four electrical units, wherein each electrical unit comprises an electrical unit main body 7 and an electrical unit sheath 6 extruded outside the electrical unit main body 7, the self-supporting nested cable is characterized in that the outer protective layer 2 comprises an outer protective layer main body 23, a rib 22 is arranged at the top of the outer protective layer main body 23, a suspension wire sheath 21 is arranged at the top of the rib 22, the suspension wire 1 is positioned in the suspension wire sheath 21, two sides of the upper end and the lower end of the outer protective layer main body 23 are respectively provided with a first horizontal 8-shaped cavity 25, a first embedding opening 24 is formed at the outer side of the first cavity 25, the electrical units are embedded into the inner cavity of the 8-shaped first cavity 25 of the first cavity 25 through the first embedding opening 24, the outer diameter of the electrical units is larger than the distance d between the middle parts of the 8-shaped first cavity 25, in order to prevent the electrical units from being, and the electrical unit can be conveniently taken out, and the width of the first embedding opening 24 is in an optimal range of 2/3 times of the radius of the electrical unit and 4/5 times of the radius of the electrical unit after a plurality of tests.
The self-supporting nested cable is characterized in that the electric unit main body 7 is a single round copper wire or a copper wire stranded wire.
The self-supporting nested cable is characterized in that the electric unit sheath 6 is made of low-density polyethylene or medium-density polyethylene or high-density polyethylene or polyvinyl chloride.
Example 3
Referring to fig. 4 and 5, a self-supporting nested cable comprises a suspension wire 1, an outer protective layer 2 and four electrical units, wherein each electrical unit comprises an electrical unit main body 7 and an electrical unit sheath 6 extruded outside the electrical unit main body 7, the self-supporting nested cable is characterized in that the outer protective layer 2 comprises an outer protective layer main body 23, a rib 22 is arranged at the top of the outer protective layer main body 23, a suspension wire sheath 21 is arranged at the top of the rib 22, the suspension wire 1 is positioned in the suspension wire sheath 21, two sides of the upper end and the lower end of the outer protective layer main body 23 are respectively provided with a first horizontal 8-shaped cavity 25, a first embedding opening 24 is formed at the outer side of the first cavity 25, the electrical unit is embedded into the inner cavity of the 8-shaped first cavity 25 of the first cavity 25 through the first embedding opening 24, the outer diameter of the electrical unit is larger than the raised distance d in the middle of the 8-shaped first cavity 25, in order to prevent the electrical unit from being separated, and the electrical unit is convenient to take out, through a plurality of tests, the optimal width range of the first embedding port 24 is [2/3 times of the radius of the electrical unit, 4/5 times of the radius of the electrical unit ], the outer protective layer main body 23 between the upper and lower corresponding first containing cavities 25 further forms a second containing cavity 27, the outer end of the second containing cavity 27 further forms a second embedding port 26, at least one signal wire is arranged in the second containing cavity 27, the signal wire is composed of a signal wire main body 9 and a signal wire protective layer 8 extruded outside the signal wire main body 9, the signal wire enters the second containing cavity 27 through the second embedding port 26, and the opening distance of the second embedding port 26 is smaller than the outer diameter of the signal wire.
The self-supporting nested cable is characterized in that the electric unit main body 7 is a single round copper wire or a copper wire stranded wire.
The self-supporting nested cable is characterized in that the electric unit sheath 6 is made of low-density polyethylene or medium-density polyethylene or high-density polyethylene or polyvinyl chloride.
The self-supporting nested cable is characterized in that the material of the signal line main body 9 is copper.
The self-supporting nested cable is characterized in that the signal wire sheath 8 is made of low-density polyethylene or medium-density polyethylene or high-density polyethylene or polyvinyl chloride.
In this embodiment, increased the signal line, made the cable can transmit electric energy and signal of telecommunication simultaneously.
The self-supporting nested optical cable and the self-supporting nested optical cable are characterized in that the suspension wire 1 is a phosphated steel wire or a galvanized steel wire or a phosphated steel wire stranded wire or a galvanized steel wire stranded wire.
The self-supporting nested optical cable and the self-supporting nested optical cable according to any embodiment are characterized in that the outer sheath 2 is made of low-density polyethylene or medium-density polyethylene or high-density polyethylene or polyvinyl chloride or flame-retardant polyolefin.
In the utility model, four optical communication components or electric units can be hung in the optical cable or the electric cable at one time, thereby saving manpower and material resources; optical communication components or electrical units or signal wires in the optical cable or the electric cable can be quickly taken out of the outer protective layer 2, so that the construction efficiency is improved, and the construction time is saved; the outer protective layer 2 can be laid independently during construction, and optical communication components or electric units or signal wires can be added according to requirements in the later stage, so that the cost is saved for product demand; the length of the optical communication part or the electrical unit or the signal wire can be customized and can be different from that of the outer protective layer, so that the material is not wasted, and the resource is saved; the outer protective layer 2 is provided with a first embedded opening 24 and a first cavity 25 with double protection of the middle part protrusion, so that the optical communication part or the electric unit is prevented from falling off.
The utility model provides a problem that optical communication part or electric unit easily drop the problem among the prior art, need not to use glue simultaneously, can not volatilize the noxious material, very environmental protection.
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 self-supporting nested optical cable is provided with a suspension wire (1), an outer protective layer (2) and four optical communication components, wherein each optical communication component is composed of two optical communication component main bodies (4), two reinforcing parts (5) positioned at two sides of each optical communication component main body (4) and an optical communication component protective layer (3) extruded outside the optical communication component main bodies (4) and the reinforcing parts (5), the self-supporting nested optical cable is characterized in that each outer protective layer (2) is composed of an outer protective layer main body (23), a rib (22) is arranged at the top of each outer protective layer main body (23), a suspension wire protective layer (21) is arranged at the top of each rib (22), the suspension wire (1) is positioned in the suspension wire protective layer (21), a horizontal 8-shaped first containing cavity (25) is respectively arranged at two sides of the upper end and the lower end of each outer protective layer main body (23), a first embedding opening is formed at the outer side of the first containing cavity (25), and each optical communication component is 8-shaped, the optical communication component is embedded into the first containing cavity (25) through the first embedding opening (24), two separating openings are formed in the middle of the optical communication component, a protrusion in the middle of the first containing cavity (25) is embedded into the separating openings, the inner wall of the first containing cavity (25) is tightly attached to the protective layer (3) of the optical communication component, and the width range of the first embedding opening (24) is [2/3 times of the short axle distance of the optical communication component and 4/5 times of the short axle distance of the optical communication component ].
2. A self-supporting nested optical cable according to claim 1, characterized in that the optical communication component body (4) is an optical fiber of the type g.652 or g.653 or g.654 or g.655 or g.656 or g.657 or A1a or A1b or A1 c.
3. A self-supporting nested optical cable according to claim 1, characterized in that the strength member (5) material is phosphated steel wire or stainless steel wire or glass fiber reinforced plastic rod.
4. A self-supporting nested optical cable according to claim 1, characterized in that the material of the sheath (3) of the optical communication component is a flame retardant polyolefin or polyvinyl chloride.
5. A self-supporting nested cable is provided with a suspension wire (1), an outer protective layer (2) and four electrical units, wherein each electrical unit is composed of an electrical unit main body (7) and an electrical unit protective layer (6) extruded outside the electrical unit main body (7), the self-supporting nested cable is characterized in that the outer protective layer (2) is composed of an outer protective layer main body (23), the top of the outer protective layer main body (23) is provided with a rib (22), the top of the rib (22) is provided with a suspension wire protective layer (21), the suspension wire (1) is positioned in the suspension wire protective layer (21), two sides of the upper end and the lower end of the outer protective layer main body (23) are respectively provided with a horizontal 8-shaped first containing cavity (25), the outer side opening of the first containing cavity (25) forms a first embedding opening (24), the electrical units are embedded into the inner side containing cavity of the 8-shaped first containing cavity (25) of the first containing cavity (25) through the first embedding opening (24), the outer diameter of the electrical units is larger than the distance d in the middle of, the width of the first insertion opening (24) ranges from [2/3 times the radius of the electrical unit, 4/5 times the radius of the electrical unit ].
6. A self-supporting nested cable according to claim 5, characterised in that the electrical unit body (7) is a single round copper wire or a stranded copper wire.
7. A self-supporting nested cable according to claim 5, characterised in that the material of the sheath (6) of the electrical units is low or medium density polyethylene or high density polyethylene or polyvinyl chloride.
8. The self-supporting nested cable of claim 5, wherein the outer sheath main body (23) between the upper and lower corresponding first cavities (25) further forms a second cavity (27), the outer end of the second cavity (27) further forms a second insertion opening (26), at least one signal wire is arranged in the second cavity (27), the signal wire is composed of a signal wire main body (9) and a signal wire sheath (8) extruded outside the signal wire main body (9), the signal wire enters the second cavity (27) through the second insertion opening (26), and the opening distance of the second insertion opening (26) is smaller than the outer diameter of the signal wire.
9. A self-supporting nested cable according to claim 8, characterized in that the signal wire body (9) material is copper.
10. A self-supporting nested cable according to claim 8, wherein the signal wire sheath (8) material is low or medium density polyethylene or high density polyethylene or polyvinyl chloride.
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| CN202021632954.1U CN212276059U (en) | 2020-08-08 | 2020-08-08 | Self-supporting nested optical cable and cable |
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| CN202021632954.1U CN212276059U (en) | 2020-08-08 | 2020-08-08 | Self-supporting nested optical cable and cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781693A (en) * | 2020-08-08 | 2020-10-16 | 常熟梁方智能技术有限公司 | Nested optical cable of self-supporting structure and cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781693A (en) * | 2020-08-08 | 2020-10-16 | 常熟梁方智能技术有限公司 | Nested optical cable of self-supporting structure and cable |
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