CN205301663U - Bifilar couple of core rubber -insulated -wire cable - Google Patents
Bifilar couple of core rubber -insulated -wire cable Download PDFInfo
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- CN205301663U CN205301663U CN201521117519.4U CN201521117519U CN205301663U CN 205301663 U CN205301663 U CN 205301663U CN 201521117519 U CN201521117519 U CN 201521117519U CN 205301663 U CN205301663 U CN 205301663U
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Abstract
The utility model relates to a bifilar couple of core rubber -insulated -wire cable, first main reinforcement sheath and second owner reinforcement sheath including parallel arrangement, the inside middle part of first main reinforcement sheath is equipped with first enhancement core, the inside middle part of second owner reinforcement sheath is equipped with the second and strengthens the core, set up the first branch sheath that helps between first main reinforcement sheath and the second owner reinforcement sheath, the second helps branch sheath and third to help the branch sheath, first branch sheath and the middle part and the second of first main reinforcement sheath junction of helping helps branch sheath and third to help the middle part of branch sheath junction all to be equipped with fiber core, first main reinforcement sheath and first helping between the branch sheath, first branch sheath and the second of helping helps between the branch sheath, the second help branch sheath and third help between the branch sheath and the third help all be formed with between branch sheath and the second owner reinforcement sheath about two do benefit to tearing recess. The utility model discloses a bifilar couple of core rubber -insulated -wire cable tells two optic fibre, fire -retardant environmental protection when being convenient for the operation.
Description
Technical field
This utility model relates to a kind of bifilar double-core rubber-insulated optical cable.
Background technology
Current common double-core rubber-insulated optical cable adopts cross section to be the rectangular configuration of 8 fonts mostly, two optical fiber are positioned at the geometric center of rectangular configuration, reinforcement is positioned at the both sides of optical fiber, finally, polrvinyl chloride or the low smoke and zero halogen material guards of integrative-structure is extruded outside light and reinforcement, optical fiber can provide bigger bandwidth, strengthens network transmission performance; But optical fiber is positioned at rectangular configuration geometric center, needing to remove sheath and expose optical fiber, often optical fiber is broken during operation during use, sheath is not easily stripped, and uses extremely inconvenient, not only wastes time and energy and also results in waste of material, and cost increases.
Utility model content
For solving above-mentioned technical problem, this utility model provides a kind of bifilar double-core rubber-insulated optical cable, separates optical fiber difficulty, frangibility when solving connection operation, not only the drawback of waste material very time-consuming, inconvenient operation again.
Bifilar double-core rubber-insulated optical cable of the present utility model, including the be arranged in parallel first main reinforcement sheath and the second main reinforcement sheath, the bosom position of described first main reinforcement sheath is provided with the first strengthening core, the bosom position of the second main reinforcement sheath is provided with the second strengthening core, arrange first between first main reinforcement sheath and the second main reinforcement sheath and help a point sheath, second helps point sheath and the 3rd to help a point sheath, first helps the middle part and second of point sheath and the first main reinforcement sheath junction to help point sheath and the 3rd to help a point middle part for sheath junction to be equipped with fiber cores, described first main reinforcement sheath and first helps between point sheath, first helps point sheath and second to help between point sheath, second helps point sheath and the 3rd to help between point sheath and the 3rd helps and be each formed with upper and lower two between point sheath and the second main reinforcement sheath and be beneficial to the groove torn.
Bifilar double-core rubber-insulated optical cable of the present utility model, described first main reinforcement sheath, the second main reinforcement sheath, first helps a point sheath, second helps point sheath and the 3rd to help point sheath all to adopt polyethylene or polrvinyl chloride to be made of one piece.
Bifilar double-core rubber-insulated optical cable of the present utility model, described first strengthening core is metal or nonmetal strengthening core.
Bifilar double-core rubber-insulated optical cable of the present utility model, described second strengthening core is metal or nonmetal strengthening core.
Compared with prior art the beneficial effects of the utility model are: bifilar double-core rubber-insulated optical cable novel structure of the present utility model; first helps point sheath and the first main reinforcement sheath junction and second to help point sheath and the 3rd to help a point sheath junction to be equipped with fiber cores; it is beneficial to, by setting, the groove torn simultaneously; two optical fiber are easily separated when being easy to operation; help point sheath identical with main reinforcement sheath material; it is easy to processing; lightweight, flame-proof environmental protection simultaneously; optical fiber is had good protective effect, makes optical cable have good compressive property simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of bifilar double-core rubber-insulated optical cable described in this utility model embodiment.
In figure:
1, the first main reinforcement sheath; 2, the second main reinforcement sheath; 3, the first strengthening core; 4, the second strengthening core; 5, first a point sheath is helped; 6, second a point sheath is helped; 7, the 3rd a point sheath is helped; 8, fiber cores; 9, groove.
Detailed description of the invention
Below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is described in further detail. Following example are used for illustrating this utility model, but are not limited to scope of the present utility model.
As shown in Figure 1, a kind of bifilar double-core rubber-insulated optical cable, including the be arranged in parallel first main reinforcement sheath 1 and the second main reinforcement sheath 2, the bosom position of described first main reinforcement sheath 1 is provided with the first strengthening core 3, the bosom position of the second main reinforcement sheath 2 is provided with the second strengthening core 4, arrange first between first main reinforcement sheath 1 and the second main reinforcement sheath 3 and help point sheath 5, second helps point sheath 6 and the 3rd to help point sheath 7, first helps the middle part and second of point sheath 5 and the first main reinforcement sheath 1 junction to help point sheath 6 and the 3rd to help the middle part of point sheath 7 junction to be equipped with fiber cores 8, described first main reinforcement sheath 1 and first helps between point sheath 5, first helps point sheath 5 and second to help between point sheath 6, second helps point sheath 6 and the 3rd to help between point sheath 7 and the 3rd helps and be each formed with upper and lower two between point sheath 7 and the second main reinforcement sheath 2 and be beneficial to the groove 9 torn.
Bifilar double-core rubber-insulated optical cable of the present utility model, described first main reinforcement sheath the 1, second main reinforcement sheath 2, first helps point sheath 5, second helps point sheath 6 and the 3rd to help point sheath 7 all to adopt polyethylene or polrvinyl chloride to be made of one piece.
Bifilar double-core rubber-insulated optical cable of the present utility model, described first strengthening core 3 is metal or nonmetal strengthening core.
Bifilar double-core rubber-insulated optical cable of the present utility model, described second strengthening core 4 is metal or nonmetal strengthening core.
Bifilar double-core rubber-insulated optical cable novel structure of the present utility model, first helps point sheath and the first main reinforcement sheath junction and second to help point sheath and the 3rd to help a point sheath junction to be equipped with fiber cores, it is beneficial to, by setting, the groove torn simultaneously, two optical fiber are easily separated when being easy to operation, help point sheath identical with main reinforcement sheath material, it is easy to processing, and has the following characteristics that
1) safety and environmental protection, helps point sheath and main reinforcement sheath to adopt low-smoke non-halogen flame-retardant pe sheath or flame-proof polyvinyl chloride sheath material, environmental protection and recyclable recycling;
2) integral coating is strong, hence it is evident that be better than common butterfly double-core rubber-insulated optical cable;
3) life-span is longer, and two directional light fibre cores or strengthening core make optical cable have good resistance to compression tensile property, increase optical cable range of application and service life;
4: reliability is high, better for covered wire cable protectiveness, two fiber cores are separate, are independent of each other between two fiber cores;
5) groove design easy and simple to handle, unique, is easily peeled, is beneficial to manual stripping.
6) versatility is good, directly can be melt through with butterfly covered wire cable, it is possible to use with the mixed official post of various adapters.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the premise without departing from this utility model know-why; can also making some improvement and modification, these improve and modification also should be regarded as protection domain of the present utility model.
Claims (4)
1. a bifilar double-core rubber-insulated optical cable, it is characterized in that: include the first main reinforcement sheath (1) and the second main reinforcement sheath (2) that are arranged in parallel, the bosom position of described first main reinforcement sheath (1) is provided with the first strengthening core (3), the bosom position of the second main reinforcement sheath (2) is provided with the second strengthening core (4), arrange first between first main reinforcement sheath (1) and the second main reinforcement sheath (3) and help a point sheath (5), second helps a point sheath (6) and the 3rd to help a point sheath (7), first helps the middle part and second of a point sheath (5) and the first main reinforcement sheath (1) junction to help a point sheath (6) and the 3rd to help the middle part of a point sheath (7) junction to be equipped with fiber cores (8), described first main reinforcement sheath (1) and first is helped between a point sheath (5), first helps a point sheath (5) and second to help between a point sheath (6), second helps a point sheath (6) and the 3rd to help between a point sheath (7) and the 3rd helps and be each formed with upper and lower two between a point sheath (7) and the second main reinforcement sheath (2) and be beneficial to the groove (9) torn.
2. bifilar double-core rubber-insulated optical cable according to claim 1, it is characterised in that: described first main reinforcement sheath (1), the second main reinforcement sheath (2), first help a point sheath (5), second help a point sheath (6) and the 3rd to help a point sheath (7) all to adopt polyethylene or polrvinyl chloride to be made of one piece.
3. bifilar double-core rubber-insulated optical cable according to claim 1, it is characterised in that: described first strengthening core (3) is metal or nonmetal strengthening core.
4. bifilar double-core rubber-insulated optical cable according to claim 1, it is characterised in that: described second strengthening core (4) is metal or nonmetal strengthening core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521117519.4U CN205301663U (en) | 2015-12-29 | 2015-12-29 | Bifilar couple of core rubber -insulated -wire cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521117519.4U CN205301663U (en) | 2015-12-29 | 2015-12-29 | Bifilar couple of core rubber -insulated -wire cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205301663U true CN205301663U (en) | 2016-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521117519.4U Active CN205301663U (en) | 2015-12-29 | 2015-12-29 | Bifilar couple of core rubber -insulated -wire cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205301663U (en) |
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2015
- 2015-12-29 CN CN201521117519.4U patent/CN205301663U/en active Active
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