CN111180125A - Double-tube cable or optical cable - Google Patents
Double-tube cable or optical cable Download PDFInfo
- Publication number
- CN111180125A CN111180125A CN202010099703.XA CN202010099703A CN111180125A CN 111180125 A CN111180125 A CN 111180125A CN 202010099703 A CN202010099703 A CN 202010099703A CN 111180125 A CN111180125 A CN 111180125A
- Authority
- CN
- China
- Prior art keywords
- outer jacket
- double
- head
- optical fiber
- afterbody
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
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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
-
- 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
-
- 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
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
Abstract
The invention belongs to the field of cables, and particularly relates to a double-pipe cable which is provided with an outer protection layer and an electric unit, and is characterized in that the outer protection layer is composed of two outer protection layer main bodies and a connecting component, the head and the tail of each outer protection layer main body are large, the head of each outer protection layer main body is provided with a clamping groove, the tail of each outer protection layer main body is provided with a clamping component, the heads and the tails of the two outer protection layer main bodies are respectively connected with the tail and the head of the other outer protection layer main body in a clamping way through the clamping grooves and the clamping components in a clamping way, two staggered semicircular cavities are formed between the two outer protection layer main bodies and the connecting; the invention also discloses a double-tube optical cable. The invention solves the problems of poor tensile and compressive properties of the double-core cable or the optical cable and inconvenient maintenance of open circuit; the invention has the advantages of simple structure, easy maintenance, good compression resistance, tensile resistance, torsion resistance and the like.
Description
Technical Field
The invention belongs to the field of cables, and particularly relates to a double-tube cable or an optical cable.
Background
In the prior art, CN204242668U discloses a double-core compact signal cable, which comprises two copper core conductors with semicircular cross sections, wherein the copper core conductors are sequentially wrapped with polytetrafluoroethylene film tapes around a covering layer and polyethylene insulating layers to form insulating wire cores, the two insulating wire cores are positioned on two sides of an expandable graphite pad and are oppositely placed to form a cable core, a tightening layer is wrapped on the cable core, and a tinned copper wire braided shielding layer and an outer sheath layer are wrapped on the tightening layer.
For another example, CN103093890A discloses a non-filler type dual-core semicircular conductor photovoltaic cable, which belongs to the technical field of electric wires and cables, and the structure of the cable is composed of a conductor, an insulating layer, a sheath and a wrapping tape layer, wherein the conductor is arranged in the insulating layer, the insulating layer is arranged in the wrapping tape layer, the wrapping tape layer is arranged in the sheath, the conductor and the insulating layer are semicircular structures, the two semicircular structures are compounded to be circular, the volume of the cable is reduced by 20% -50%, the insulating layer is extruded and attached to the outside of the conductor in a concentric manner, the insulating layer is shaped by a mold, the semicircular sizes are accurate and consistent, the wrapping tape layer combines the two semicircular insulating layers into a circle, and is fixed by the wrapping tape layer, and the; meanwhile, the wrapping layer is made of a water-blocking material and has a waterproof function.
The above prior art has the following disadvantages: the tensile and compressive properties are poor, and the open circuit is inconvenient to maintain.
Disclosure of Invention
In order to solve the above problems, the present invention discloses a double-tube cable or optical cable, which is implemented by the following technical solutions.
The utility model provides a double-barrelled cable, has outer jacket and individual electric unit, its characterized in that the outer jacket comprises two outer jacket main parts and a adapting unit, the big afterbody of outer jacket main part head is little, and the head of outer jacket main part forms a joint groove, and the afterbody is equipped with a joint part, the head and the afterbody of two outer jacket main parts pass through joint groove and joint part joint with the afterbody and the head of another outer jacket main part respectively and link to each other, form two semi-circular appearance chambeies of dislocation between two outer jacket main parts and an adapting unit, hold the intracavity and be equipped with an electric unit at least.
The double-tube cable is characterized in that when the number of the electric units in each accommodating cavity is one, the electric units are semicircular, so that the sectional area of the electric units can be increased to the maximum extent.
According to the double-pipe cable, the two electric units are arranged in a staggered mode, so that the two electric units can be quickly separated during cable connection, and the construction efficiency is improved.
A double tube cable as described above, characterized in that said electrical unit is constituted by an electrical conductor and an insulating layer extruded outside the electrical conductor.
The double-tube cable is characterized in that the conductor material is copper or aluminum.
The double-pipe cable is characterized in that the insulating layer is made of high-density polyethylene or crosslinked polyethylene or polyvinyl chloride.
The utility model provides a double-barrelled optical cable, has outer jacket and a plurality of optical communication part, its characterized in that the outer jacket comprises two outer jacket main parts and a adapting unit, the big afterbody of outer jacket main part head is little, and the head of outer jacket main part forms a joint groove, and the afterbody is equipped with a joint part, the head and the afterbody of two outer jacket main parts pass through joint groove and joint part joint with the afterbody and the head of another outer jacket main part respectively and link to each other, form two semi-circular appearance chambeies of dislocation between two outer jacket main parts and an adapting unit, hold the intracavity and be equipped with an optical communication part at least.
The double-tube optical cable is characterized in that the optical communication component is a G.652 type optical fiber, a G.653 type optical fiber, a G.654 type optical fiber, a G.655 type optical fiber, a G.656 type optical fiber, a G.657 type optical fiber, an A1a type optical fiber, an A1b type optical fiber or an A1c type optical fiber.
The double-tube cable or the optical cable is characterized in that the outer protection layer main body is internally provided with the reinforcing component, the head and the tail of the reinforcing component are small, the height from the tail of the reinforcing component to the connecting component is larger than the outer diameter of the optical communication component or the electric unit, and the length of the reinforcing component is larger than 1/2 of the length of the outer protection layer main body, so that the compression resistance protection of the internal optical communication component or the electric unit can be conveniently improved, and the internal optical communication component or the electric unit can be conveniently taken out.
According to the double-tube cable or the optical cable, the reinforcing component is arranged in the outer protective layer main body, so that the tensile property of the optical cable can be improved, meanwhile, the shapes of the accommodating cavity and the like can be fixed, and the side pressure resistance of the arc-shaped side of the accommodating cavity is enhanced.
The double-tube cable or optical cable is characterized in that the outer protective layer main body and the connecting part are internally provided with the reinforcing parts, each reinforcing part comprises two reinforcing part main bodies and a connecting rib, the large tail parts of the head parts of the two end parts of each reinforcing part main body are small, the head parts of the two reinforcing part main bodies are respectively connected with the two ends of the connecting rib, the height from the tail part of each reinforcing part main body to the connecting part is larger than the outer diameter of the optical communication part or the electric unit, and the length of each reinforcing part main body is larger than 1/2 of the length of the outer protective layer main body, so that the compression resistance protection of the internal optical communication part or the electric unit can be conveniently improved, and the internal optical communication part or the electric.
According to the double-tube cable or the optical cable, the reinforcing component is S-shaped, so that the side pressure resistance of the arc-shaped side of the accommodating cavity is enhanced, the side pressure resistance of the left side and the right side of the optical cable connecting component is greatly enhanced, and the cable or the optical cable has high torsion resistance.
The double-tube optical cable is characterized in that the reinforcing component is made of steel or glass fiber reinforced plastic.
The double-tube optical cable is characterized in that the outer protective layer material is high-density polyethylene or medium-density polyethylene or low-density polyethylene or flame-retardant polyolefin.
Therefore, the invention has the advantages of simple structure, easy maintenance, good compression resistance, tensile resistance, torsion resistance and the like.
Drawings
Fig. 1 is a schematic perspective view of embodiment 1 of the present invention.
Fig. 2 is a schematic perspective view of embodiment 2 of the present invention.
Fig. 3 is a schematic perspective view of embodiment 3 of the present invention.
Fig. 4 is a schematic structural diagram of embodiment 4 of the present invention.
Fig. 5 is a schematic structural diagram of an outer protective layer according to embodiments 1 to 2 of the present invention.
Fig. 6 is a schematic structural diagram of a region a in embodiments 1 to 4.
In the figure: 1. the outer protective layer, 11, an outer protective layer main body, 111, a clamping component, 112, a clamping groove, 12, a connecting component, 13, a cavity, 2, an electric unit, 3, an optical communication component, 4, a reinforcing component, 41, a reinforcing component main body, 42, a connecting rib and A, a clamping area.
Detailed Description
Example 1
Referring to fig. 1, 5 and 6, a double-tube cable includes an outer sheath 1 and two electrical units 2, the electrical units 2 are semicircular, and the double-tube cable is characterized in that the outer sheath 1 is composed of two outer sheath main bodies 11 and a connecting component 12, the head of each outer sheath main body 11 is large and the tail thereof is small, the head of each outer sheath main body 11 forms a clamping groove 112, the tail thereof is provided with a clamping component 111, the head and the tail of each outer sheath main body 11 are respectively connected with the tail and the head of another outer sheath main body 11 in a clamping manner through the clamping groove 112 and the clamping component 111, two semicircular cavities 13 which are staggered are formed between the two outer sheath main bodies 11 and the connecting component 12, and the electrical units 2 are located in the cavities 13.
A double tube cable according to the above embodiment is characterized in that said electrical unit 2 is constituted by an electrical conductor and an insulating layer extruded outside the electrical conductor.
The double-tube cable according to the above embodiment is characterized in that the conductor material is copper or aluminum.
The double-pipe cable according to the above embodiment is characterized in that the insulating layer is made of high-density polyethylene, crosslinked polyethylene or polyvinyl chloride.
In this embodiment, because two electric unit 2 misplace, can be when the cable connection, two electric unit 2 of quickly separating improve the efficiency of construction.
Example 2
Referring to fig. 2, 5 and 6, a dual-tube optical cable includes an outer sheath 1 and a plurality of optical communication components 3, and is characterized in that the outer sheath 1 is composed of two outer sheath main bodies 11 and a connecting component 12, the head of each outer sheath main body 11 is large and the tail thereof is small, the head of each outer sheath main body 11 forms a clamping groove 112, the tail thereof is provided with a clamping component 111, the heads and the tails of the two outer sheath main bodies 11 are respectively connected with the tail and the head of another outer sheath main body 11 in a clamping manner through the clamping grooves 112 and the clamping component 111, two staggered semicircular cavities 13 are formed between the two outer sheath main bodies 11 and the connecting component 12, and at least one optical communication component 3 is arranged in each cavity 13.
The double-tube optical cable according to the above embodiment is characterized in that the optical communication component 3 is a g.652 type optical fiber, a g.653 type optical fiber, a g.654 type optical fiber, a g.655 type optical fiber, a g.656 type optical fiber, a g.657 type optical fiber, an A1a type optical fiber, an A1b type optical fiber or an A1c type optical fiber.
Example 3
Referring to fig. 3 and 6 and fig. 5, a dual-tube optical cable includes an outer sheath 1 and a plurality of optical communication components 3, wherein the outer sheath 1 is composed of two outer sheath main bodies 11 and a connecting component 12, the outer sheath main body 11 has a large head and a small tail, the head of the outer sheath main body 11 forms a clamping groove 112, the tail is provided with a clamping component 111, the head and the tail of the two outer sheath main bodies 11 are respectively connected with the tail and the head of another outer sheath main body 11 in a clamping manner through the clamping groove 112 and the clamping component 111, two staggered semicircular cavities 13 are formed between the two outer sheath main bodies 11 and the connecting component 12, the cavities 13 are provided with at least one optical communication component 3, a reinforcing component 4 is arranged inside the outer sheath main body 11, the head and the tail of the reinforcing component 4 are small, and the height of the tail of the reinforcing component 4 from the connecting component 12 is greater than the outer diameter of the optical communication, and the length is greater than 1/2 of the length of the outer protective layer main body 11, so that the compression resistance protection of the internal optical communication component 3 can be conveniently improved, and the internal optical communication component 3 can be conveniently taken out.
The double-tube optical cable according to the above embodiment is characterized in that the optical communication component 3 is a g.652 type optical fiber, a g.653 type optical fiber, a g.654 type optical fiber, a g.655 type optical fiber, a g.656 type optical fiber, a g.657 type optical fiber, an A1a type optical fiber, an A1b type optical fiber or an A1c type optical fiber.
The double-tube optical cable according to the above embodiment is characterized in that the material of the reinforcing member 4 is steel or glass fiber reinforced plastic.
In this embodiment, the reinforcing member 4 is arranged inside the outer sheath main body 11, so that the tensile property of the optical cable can be improved, and meanwhile, the shapes of the accommodating cavity 13 and the like can be fixed, so that the side pressure resistance of the arc-shaped side of the accommodating cavity 13 is enhanced.
Example 4
Referring to fig. 4 and 6 and fig. 5, a dual-tube optical cable includes an outer sheath 1 and a plurality of optical communication components 3, wherein the outer sheath 1 is composed of two outer sheath main bodies 11 and a connecting component 12, the outer sheath main body 11 has a large head and a small tail, the head of the outer sheath main body 11 forms a clamping groove 112, the tail of the outer sheath main body is provided with a clamping component 111, the head and the tail of the two outer sheath main bodies 11 are respectively connected with the tail and the head of another outer sheath main body 11 in a clamping manner through the clamping groove 112 and the clamping component 111, two staggered semicircular cavities 13 are formed between the two outer sheath main bodies 11 and the connecting component 12, the cavities 13 are provided with at least one optical communication component 3, reinforcing components 4 are arranged inside the outer sheath main bodies 11 and the connecting component 12, and the reinforcing components 4 are composed of two reinforcing component main bodies 41 and a connecting rib 42, the big tails of the two end parts of the reinforcing part main body 41 are small, the heads of the two reinforcing part main bodies 41 are connected with the two ends of the connecting rib 42 respectively, the tail of the reinforcing part main body 41 is higher than the outer diameter of the optical communication part 3 from the connecting part 12, and the length is larger than 1/2 of the length of the outer protective layer main body 11, so that the anti-pressure protection of the internal optical communication part 3 can be improved conveniently, and the internal optical communication part 3 can be taken out conveniently.
The double-tube optical cable according to the above embodiment is characterized in that the optical communication component 3 is a g.652 type optical fiber, a g.653 type optical fiber, a g.654 type optical fiber, a g.655 type optical fiber, a g.656 type optical fiber, a g.657 type optical fiber, an A1a type optical fiber, an A1b type optical fiber or an A1c type optical fiber.
The double-tube optical cable according to the above embodiment is characterized in that the material of the reinforcing member 4 is steel or glass fiber reinforced plastic.
The double-tube optical cable according to any of the above embodiments is characterized in that the material of the outer sheath 1 is high-density polyethylene or medium-density polyethylene or low-density polyethylene or flame-retardant polyolefin.
In this embodiment, the reinforcing member 4 is S-shaped, which not only enhances the lateral pressure resistance of the arc-shaped side of the cavity 13, but also greatly enhances the lateral pressure resistance of the left and right sides of the optical cable connecting member 12, and further enables the optical cable to have a strong torsion resistance.
The invention can quickly replace the electric unit 2 or the optical communication component 3 during construction, thereby achieving the purposes of width maintenance and construction.
The invention solves the problems of poor tensile and compressive properties of the double-core cable or the optical cable and inconvenient maintenance of open circuit.
Therefore, the invention has the advantages of simple structure, easy maintenance, good compression resistance, tensile resistance, torsion resistance and the like.
The above-mentioned 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 the invention.
Claims (10)
1. The utility model provides a double-barrelled cable, has outer jacket (1) and individual electric unit (2), its characterized in that outer jacket (1) comprises two outer jacket main parts (11) and a adapting unit (12), outer jacket main part (11) head big afterbody is little, and the head of outer jacket main part (11) forms a joint groove (112), and the afterbody is equipped with a joint part (111), the head and the afterbody of two outer jacket main parts (11) pass through joint groove (112) and joint part (111) joint with the afterbody and the head of another outer jacket main part (11) respectively and link to each other, form two semi-circular appearance chambeies (13) of dislocation between two outer jacket main parts (11) and an adapting unit (12), are equipped with an electric unit (2) in appearance chamber (13) at least.
2. The double-barreled cable according to claim 1, wherein the outer sheath body (11) is provided therein with the reinforcing member (4), the reinforcing member (4) has a large head and a small tail, the height of the tail of the reinforcing member (4) from the connecting member (12) is greater than the outer diameter of the optical communication member (3) or the electrical unit (2), and the length is greater than 1/2 of the length of the outer sheath body (11).
3. The double-tube cable according to claim 1 or 2, wherein the outer sheath body (11) and the connecting member (12) are internally provided with the reinforcing member (4), the reinforcing member (4) is composed of two reinforcing member bodies (41) and a connecting rib (42), the heads of the two reinforcing member bodies (41) are larger than the heads of the two reinforcing member bodies (41), the tails of the reinforcing member bodies (41) are respectively connected with the two ends of the connecting rib (42), the height of the tail of the reinforcing member body (41) from the connecting member (12) is larger than the outer diameter of the optical communication member (3) or the electrical unit (2), and the length of the tail is larger than 1/2 of the length of the outer sheath body (11).
4. A double tube cable according to claim 3, characterized in that said electrical units (2) are semicircular when the number of electrical units (2) in each housing compartment (13) is one.
5. A double tube cable according to claim 4, characterized in that said electrical unit (2) is formed by an electrical conductor and an insulating layer extruded outside the electrical conductor.
6. A double barrelled electrical cable according to claim 5, wherein said electrical conductor material is copper or aluminum.
7. A double tube cable according to claim 5, characterized in that said insulating layer material is high density polyethylene or cross-linked polyethylene or polyvinyl chloride.
8. The utility model provides a double-barrelled optical cable, has outer jacket (1) and a plurality of optical communication part (3), its characterized in that outer jacket (1) comprises two outer jacket main parts (11) and a adapting unit (12), outer jacket main part (11) head big afterbody is little, and the head of outer jacket main part (11) forms a joint groove (112), and the afterbody is equipped with a joint part (111), the head and the afterbody of two outer jacket main parts (11) pass through joint groove (112) and joint part (111) joint with the afterbody and the head of another outer jacket main part (11) respectively and link to each other, form two semi-circular appearance chambeies (13) of dislocation between two outer jacket main parts (11) and an adapting unit (12), are equipped with an optical communication part (3) at least in appearance chamber (13).
9. A double tube optical cable according to claim 8, characterized in that said optical communication part (3) is a g.652 type optical fiber or a g.653 type optical fiber or a g.654 type optical fiber or a g.655 type optical fiber or a g.656 type optical fiber or a g.657 type optical fiber or A1a type optical fiber or A1b type optical fiber or A1c type optical fiber; the outer jacket main body (11) inside be equipped with reinforcing element (4), reinforcing element (4) head size afterbody is little, reinforcing element (4) afterbody is greater than the external diameter of optical communication part (3) or electric unit (2) apart from the height of adapting unit (12), and length is greater than 1/2 of the length of outer jacket main body (11).
10. The double-tube optical cable according to claim 8 or 9, wherein the outer sheath body (11) and the connection member (12) are internally provided with the strength member (4), the strength member (4) is composed of two strength member bodies (41) and a connection rib (42), the strength member bodies (41) have two end portions with large heads and small tails, the heads of the two strength member bodies (41) are respectively connected with two ends of the connection rib (42), the height of the tail of the strength member body (41) from the connection member (12) is greater than the outer diameter of the optical communication member (3) or the electrical unit (2), and the length is greater than 1/2 of the length of the outer sheath body (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010099703.XA CN111180125A (en) | 2020-02-18 | 2020-02-18 | Double-tube cable or optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010099703.XA CN111180125A (en) | 2020-02-18 | 2020-02-18 | Double-tube cable or optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111180125A true CN111180125A (en) | 2020-05-19 |
Family
ID=70656687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010099703.XA Withdrawn CN111180125A (en) | 2020-02-18 | 2020-02-18 | Double-tube cable or optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111180125A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114967016A (en) * | 2022-06-29 | 2022-08-30 | 深圳新澳科电缆有限公司 | Anti-distortion ribbon optical cable |
| CN117590540A (en) * | 2024-01-18 | 2024-02-23 | 江苏南方通信科技有限公司 | Reinforced protection type optical cable |
-
2020
- 2020-02-18 CN CN202010099703.XA patent/CN111180125A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114967016A (en) * | 2022-06-29 | 2022-08-30 | 深圳新澳科电缆有限公司 | Anti-distortion ribbon optical cable |
| CN114967016B (en) * | 2022-06-29 | 2023-08-04 | 深圳新澳科电缆有限公司 | Anti-twisting ribbon optical cable |
| CN117590540A (en) * | 2024-01-18 | 2024-02-23 | 江苏南方通信科技有限公司 | Reinforced protection type optical cable |
| CN117590540B (en) * | 2024-01-18 | 2024-04-02 | 江苏南方通信科技有限公司 | Reinforced protection type optical cable |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200519 |
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| WW01 | Invention patent application withdrawn after publication |