CN210865724U - Composite cable based on optical fibers and twisted pair wires - Google Patents
Composite cable based on optical fibers and twisted pair wires Download PDFInfo
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- CN210865724U CN210865724U CN201922191262.1U CN201922191262U CN210865724U CN 210865724 U CN210865724 U CN 210865724U CN 201922191262 U CN201922191262 U CN 201922191262U CN 210865724 U CN210865724 U CN 210865724U
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Abstract
The utility model relates to the technical field of cables, in particular to a comprehensive cable based on optical fibers and twisted pairs, which comprises a twisted pair unit and two optical fiber units, wherein optical fibers are arranged in the optical fiber units, a cross-shaped framework and four groups of twisted pairs are arranged in the twisted pair unit, and the four groups of twisted pairs are symmetrically arranged on the left side and the right side of the cross-shaped framework; a PVC connecting piece is arranged between the optical fiber unit and the twisted pair unit, one side of the PVC connecting piece is fixedly connected with the optical fiber unit, and the other side of the PVC connecting piece is fixedly connected with the twisted pair unit; compared with the existing photoelectric composite cable, the twisted pair unit and the optical fiber unit in the cable are not in the same cable cavity, the balanced structure of the unit of the other side cannot be damaged between the twisted pair unit and the optical fiber unit, and the work of the other side cannot be interfered under the power-on state, so that the work is stable, and the problem that the twisted pair unit and the optical fiber unit in the composite cable interfere with each other is solved.
Description
Technical Field
The utility model relates to a technical field of cable especially relates to a synthesize cable based on optic fibre and twisted pair line.
Background
In traditional intelligent equipment, communication equipment of multiple systems exists in the system, and different systems of equipment need match the special cable, and after the equipment installation cable, the circuit is numerous and disorderly, and installation cable needs a large amount of time. In order to improve the production efficiency, cable manufacturers manufacture various outer diameters of cables relatively large, but the cables occupy more indoor space, and installation is labor-consuming, time-consuming and labor-consuming and is very troublesome.
At present, the comprehensive cable appears on the market, taking the optical fiber comprehensive cable as an example, the power supply unit and the optical fiber unit are arranged in the same cable to form a composite cable which integrates multiple cables, although the cable saves space and is easy to lay, the cable is very easy to mutually interfere other twisted wire units in the cable or influence the transmission performance problem, and the cable cannot be used in a large area.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the not enough among the prior art, and provide a transmission performance is stable synthesizes cable based on optic fibre and twisted pair line.
The purpose of the utility model is realized through the following technical scheme: the application provides a comprehensive cable based on optical fibers and twisted pairs, which comprises a twisted pair unit and two optical fiber units, wherein optical fibers are arranged in the optical fiber units, a cross-shaped framework and four groups of twisted pairs are arranged in the twisted pair unit, and the four groups of twisted pairs are symmetrically arranged on the left side and the right side of the cross-shaped framework; and a PVC connecting piece is arranged between the optical fiber unit and the twisted pair unit, one side of the PVC connecting piece is fixedly connected with the optical fiber unit, and the other side of the PVC connecting piece is fixedly connected with the twisted pair unit.
Wherein, the thickness of PVC connecting piece is 0.3 mm.
The optical fiber unit comprises a butterfly-shaped insulating layer, the optical fiber penetrates through the middle of the butterfly-shaped insulating layer, metal reinforcing parts are arranged on two sides of the optical fiber respectively, and the metal reinforcing parts penetrate through the butterfly-shaped insulating layer.
The two optical fiber units are arranged at intervals, and a PVC connecting piece is arranged between the two optical fiber units and is fixedly connected with the two optical fiber units respectively.
Wherein, the twisted pair unit has set gradually first restrictive coating and non-woven fabrics from outside to inside, and the non-woven fabrics is around the package at the lateral surface of four groups of twisted pair lines.
Wherein, two optic fibre units set up side by side in order to form the sinle silk, and the lateral surface of sinle silk is provided with the second restrictive coating, is provided with the filling layer between second restrictive coating and the sinle silk.
Wherein, the filling layer is a filling rope.
Wherein, first restrictive coating and second restrictive coating are the PVC sheath, and first restrictive coating and second restrictive coating carry out the rigid coupling through the PVC connecting piece, and first restrictive coating, second restrictive coating and PVC connecting piece are integrated into one piece.
Wherein each group of twisted wires is formed by twisting two copper conductors.
The utility model has the advantages that: the utility model discloses a synthesize cable based on optic fibre and twisted pair line, compare with current photoelectricity synthesis cable, the inside twisted pair line unit of this cable and optic fibre unit are not at same line intracavity, can not destroy the balanced structure of other side unit between twisted pair line unit and the optic fibre unit, more can not be under the on-state work of interfering the other side, consequently, its job stabilization has solved the problem of mutual interference of twisted pair line unit and optic fibre unit in the composite cable.
Drawings
The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.
Fig. 1 is a schematic structural view of an integrated cable according to embodiment 1.
Fig. 2 is a schematic structural view of an integrated cable according to embodiment 2.
Reference numerals: the optical fiber unit comprises an optical fiber unit 1, a wire core 11, a second sheath layer 12, an optical fiber 13, a metal reinforcing piece 14, a filling rope 15, a twisted wire unit 2, a cross-shaped framework 20, a twisted rope 21, a first sheath layer 22, non-woven fabrics 23 and a PVC connecting piece 3.
Detailed Description
The invention will be further described with reference to the following examples.
Example 1
The utility model discloses an one of the embodiment of a synthesize cable based on optic fibre and twisted pair line, as shown in fig. 1, including twisted pair line unit 2 and two optical fiber unit 1. Specifically, the optical fiber unit 1 includes a butterfly-shaped insulating layer 11, the optical fiber 13 is inserted through the middle of the butterfly-shaped insulating layer 11, metal reinforcements 14 are respectively disposed on two sides of the optical fiber 13, and the metal reinforcements 14 are inserted through the butterfly-shaped insulating layer 11.
In this embodiment, a cross frame 20 and four sets of twisted pairs 21 are disposed inside the twisted pair unit 2, the four sets of twisted pairs 21 are symmetrically arranged on the left and right sides of the cross frame 20, and each set of twisted pairs 21 is formed by twisting two copper conductors. The twisted pair unit 2 is sequentially provided with a first sheath layer 22 and non-woven fabrics 23 from outside to inside, and the non-woven fabrics 23 are wrapped on the outer side surfaces of the four groups of twisted pairs 21.
In the present embodiment, two optical fiber units 1 are disposed at intervals. As an improvement, a PVC connector 3 is arranged between the optical fiber unit 1 and the twisted pair unit 2, one side of the PVC connector 3 is fixedly connected with the butterfly-shaped insulating layer 11 of the optical fiber unit 1, and the other side of the PVC connector 3 is fixedly connected with the first sheath layer 22 of the twisted pair unit 2. For convenience of production, the first sheath layer 22, the butterfly-shaped insulating layer 11 and the PVC connecting strip can be produced by integral molding or co-extrusion. Preferably, the PVC connector 3 is 0.3mm thick, which is most effective.
In order to further improve the structural strength of the composite cable, a PVC connector 3 is also arranged between the optical fiber units 1 and 1, and in practical application, the PVC connector 3 can limit the distance between the two optical fiber units 1 and can also enhance the connection strength between the two optical fiber units 1.
Compared with the existing photoelectric composite cable, the composite cable based on the optical fibers and the twisted pair wires has the advantages that the twisted pair wire unit 2 and the optical fiber unit 1 in the cable are not in the same cavity, the balance structure of the unit of the other side cannot be damaged between the twisted pair wire unit 2 and the optical fiber unit 1, and the work of the other side cannot be interfered under the power-on state, so that the work stability of the composite cable is improved, and the problem that the twisted pair wire unit 2 and the optical fiber unit 1 in the composite cable interfere with each other is solved.
Example 2
In a second embodiment of the composite cable based on optical fibers and twisted pairs of the present application, referring to fig. 2, a main technical solution of this embodiment is the same as that of embodiment 1, and features not explained in this embodiment adopt the explanations in embodiment 1, and are not described again here. This example differs from example 1 in that: two optical fiber unit 1 set up side by side in order forming the sinle silk, and the lateral surface of sinle silk is provided with second restrictive coating 12, is provided with the filling layer between second restrictive coating 12 and the sinle silk, and preferably, the filling layer is filling rope 15.
As the improvement, first restrictive coating 22 of twisted pair unit 2 and the second restrictive coating 12 of sinle silk are the PVC sheath, and first restrictive coating 22 and second restrictive coating 12 carry out the rigid coupling through PVC connecting piece 3, and first restrictive coating 22, second restrictive coating 12 and PVC connecting piece 3 are integrated into one piece.
In this embodiment, set up two optical fiber unit 1 side by side, can further synthesize the structural strength of cable to, the comprehensive cable of this embodiment preparation is simpler, sets up the PVC sheath through outmost at optical fiber unit 1, can improve optical fiber unit 1's high temperature resistance performance, thereby further improves the transmission stability who synthesizes the cable.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (9)
1. The utility model provides a synthesize cable based on optic fibre and twisted pair line which characterized in that: the optical fiber optical cable comprises a twisted pair unit and two optical fiber units, wherein optical fibers are arranged in the optical fiber units, a cross-shaped framework and four groups of twisted pairs are arranged in the twisted pair unit, and the four groups of twisted pairs are symmetrically arranged on the left side and the right side of the cross-shaped framework;
and a PVC connecting piece is arranged between the optical fiber unit and the twisted pair unit, one side of the PVC connecting piece is fixedly connected with the optical fiber unit, and the other side of the PVC connecting piece is fixedly connected with the twisted pair unit.
2. The composite cable of claim 1, wherein the optical fiber and twisted pair wire comprise: the thickness of PVC connecting piece is 0.3 mm.
3. The composite cable of claim 1, wherein the optical fiber and twisted pair wire comprise: the optical fiber unit comprises a butterfly-shaped insulating layer, the optical fiber penetrates through the middle of the butterfly-shaped insulating layer, metal reinforcing parts are arranged on two sides of the optical fiber respectively, and the metal reinforcing parts penetrate through the butterfly-shaped insulating layer.
4. The composite cable of claim 1, wherein the optical fiber and twisted pair wire comprise: the two optical fiber units are arranged at intervals, and the PVC connecting piece is arranged between the two optical fiber units and is fixedly connected with the two optical fiber units respectively.
5. The composite cable of claim 1, wherein the optical fiber and twisted pair wire comprise: the twisted pair unit is provided with a first sheath layer and non-woven fabrics from outside to inside in proper order, and the non-woven fabrics is wrapped around the lateral surface at four groups of twisted pair units.
6. An optical fibre and twisted pair wire based composite cable according to claim 5, wherein: two optical fiber unit set up side by side in order to form the sinle silk, the lateral surface of sinle silk is provided with the second restrictive coating, be provided with the filling layer between second restrictive coating and the sinle silk.
7. The composite cable according to claim 6, wherein: the filling layer is a filling rope.
8. The composite cable according to claim 6, wherein: first restrictive coating and second restrictive coating are the PVC sheath, first restrictive coating and second restrictive coating pass through the PVC connecting piece carries out the rigid coupling, first restrictive coating, second restrictive coating and PVC connecting piece are integrated into one piece.
9. The composite cable of claim 1, wherein the optical fiber and twisted pair wire comprise: each group of twisted pair wires is formed by twisting two copper conductors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922191262.1U CN210865724U (en) | 2019-12-09 | 2019-12-09 | Composite cable based on optical fibers and twisted pair wires |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922191262.1U CN210865724U (en) | 2019-12-09 | 2019-12-09 | Composite cable based on optical fibers and twisted pair wires |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210865724U true CN210865724U (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922191262.1U Active CN210865724U (en) | 2019-12-09 | 2019-12-09 | Composite cable based on optical fibers and twisted pair wires |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210865724U (en) |
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2019
- 2019-12-09 CN CN201922191262.1U patent/CN210865724U/en active Active
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