CN212658870U - Indoor single mode optical cable - Google Patents
Indoor single mode optical cable Download PDFInfo
- Publication number
- CN212658870U CN212658870U CN202021835010.4U CN202021835010U CN212658870U CN 212658870 U CN212658870 U CN 212658870U CN 202021835010 U CN202021835010 U CN 202021835010U CN 212658870 U CN212658870 U CN 212658870U
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- polybutylene terephthalate
- fiber
- mode optical
- water
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Abstract
The utility model relates to the technical field of optical cables, in particular to an indoor single-mode optical cable, which comprises a single-mode optical fiber, a fiber paste, a polybutylene terephthalate sleeve, a water-blocking glass yarn, an aramid fiber sleeve, a water-blocking factice and an environment-friendly low-smoke halogen-free flame-retardant polyolefin outer sheath; the inside cavity of polybutylene terephthalate cover, single mode fiber accepts in the inner chamber of polybutylene terephthalate cover, fill fine cream between the inner wall of single mode fiber and polybutylene terephthalate cover, the inside cavity of aramid fiber cover, polybutylene terephthalate cover accepts in the inner chamber of aramid fiber cover, the glass yarn that blocks water sets up between the outer wall of polybutylene terephthalate cover and the inner wall of aramid fiber cover, the outer wall of aramid fiber cover sets gradually the oleamen that blocks water and the low smoke and zero halogen flame retardant polyolefin oversheath of environmental protection. The utility model provides an indoor single mode optical cable has green's advantage and possesses good fire-retardant, water-blocking nature.
Description
Technical Field
The utility model relates to an optical cable technical field especially relates to an indoor single mode optical cable.
Background
Optical cables configured for indoor environments such as base stations and machine rooms need to meet good flame-retardant and water-blocking performances. The existing indoor single-mode optical cable is simple in structural design, low in flame-retardant and water-blocking grade and incapable of meeting the use requirements of users.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that an indoor single mode optical cable that the separation nature is good is provided.
In order to solve the technical problem, the utility model discloses a technical scheme be: an indoor single-mode optical cable comprises a single-mode optical fiber, fiber paste, a polybutylene terephthalate sleeve, water-blocking glass yarns, an aramid fiber sleeve, water-blocking factice and an environment-friendly low-smoke halogen-free flame-retardant polyolefin outer sheath;
the inside cavity of polybutylene terephthalate cover, single mode fiber accepts in the inner chamber of polybutylene terephthalate cover, fill fine cream between the inner wall of single mode fiber and polybutylene terephthalate cover, the inside cavity of aramid fiber cover, polybutylene terephthalate cover accepts in the inner chamber of aramid fiber cover, the glass yarn that blocks water sets up between the outer wall of polybutylene terephthalate cover and the inner wall of aramid fiber cover, the outer wall of aramid fiber cover sets gradually the oleamen that blocks water and the low smoke and zero halogen flame retardant polyolefin oversheath of environmental protection.
In an alternative embodiment, the single mode fiber is a g.657 single mode fiber.
In an alternative embodiment, the paste is a thixotropic paste.
In an alternative embodiment, the water-blocking ointment is an intumescent water-blocking ointment.
In an alternative embodiment, the cross-sectional shapes of the polybutylene terephthalate sleeve and the aramid fiber sleeve are both circular.
In an optional embodiment, the surface of the environment-friendly low-smoke halogen-free flame-retardant polyolefin outer sheath is provided with a hot melt adhesive layer.
The beneficial effects of the utility model reside in that: the utility model provides an indoor single mode optical cable, including single mode fiber, fine cream, the polybutylene terephthalate cover, the glass yarn that blocks water, aramid fiber cover, the oleamen that blocks water and the fire-retardant polyolefin oversheath of environmental protection low smoke and zero halogen, accept single mode fiber in the polybutylene terephthalate cover, and fill fine cream in the two clearance, establish aramid fiber cover at polybutylene terephthalate cover overcoat, set up the glass yarn that blocks water between polybutylene terephthalate cover and aramid fiber cover, be filled with the oleamen that blocks water between aramid fiber cover and the fire-retardant polyolefin oversheath of environmental protection low smoke and zero halogen, the utility model provides an indoor single mode optical cable has green's advantage and possesses good fire-retardant, water-blocking nature.
Drawings
Fig. 1 is a schematic structural diagram of an indoor single-mode optical cable according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of an indoor single-mode optical cable according to an embodiment of the present invention;
description of reference numerals:
1. a single mode optical fiber;
2. fiber paste;
3. a polybutylene terephthalate sleeve;
4. water-blocking glass yarns;
5. aramid fiber sheath;
6. a water-blocking ointment;
7. an environment-friendly low-smoke halogen-free flame-retardant polyolefin outer sheath;
8. a hot melt adhesive layer.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 and fig. 2, an indoor single-mode optical cable of the present invention includes a single-mode optical fiber, a fiber paste, a polybutylene terephthalate sleeve, a water-blocking glass yarn, an aramid fiber sleeve, a water-blocking ointment, and an environment-friendly low-smoke halogen-free flame-retardant polyolefin outer sheath;
the inside cavity of polybutylene terephthalate cover, single mode fiber accepts in the inner chamber of polybutylene terephthalate cover, fill fine cream between the inner wall of single mode fiber and polybutylene terephthalate cover, the inside cavity of aramid fiber cover, polybutylene terephthalate cover accepts in the inner chamber of aramid fiber cover, the glass yarn that blocks water sets up between the outer wall of polybutylene terephthalate cover and the inner wall of aramid fiber cover, the outer wall of aramid fiber cover sets gradually the oleamen that blocks water and the low smoke and zero halogen flame retardant polyolefin oversheath of environmental protection.
From the above description, the beneficial effects of the present invention are: the utility model provides an indoor single mode optical cable, including single mode fiber, fine cream, the polybutylene terephthalate cover, the glass yarn that blocks water, aramid fiber cover, the oleamen that blocks water and the fire-retardant polyolefin oversheath of environmental protection low smoke and zero halogen, accept single mode fiber in the polybutylene terephthalate cover, and fill fine cream in the two clearance, establish aramid fiber cover at polybutylene terephthalate cover overcoat, set up the glass yarn that blocks water between polybutylene terephthalate cover and aramid fiber cover, be filled with the oleamen that blocks water between aramid fiber cover and the fire-retardant polyolefin oversheath of environmental protection low smoke and zero halogen, the utility model provides an indoor single mode optical cable has green's advantage and possesses good fire-retardant, water-blocking nature.
Further, the single mode fiber is a g.657 single mode fiber.
Further, the fiber paste is thixotropic fiber paste.
Further, the water-blocking ointment is an expansion type water-blocking ointment.
Furthermore, the cross-sectional shapes of the polybutylene terephthalate sleeve and the aramid fiber sleeve are both circular.
Furthermore, the surface of the environment-friendly low-smoke halogen-free flame-retardant polyolefin outer sheath is provided with a hot melt adhesive layer.
Referring to fig. 1 and fig. 2, a first embodiment of the present invention is: an indoor single-mode optical cable comprises a single-mode optical fiber 1, a fiber paste 2, a polybutylene terephthalate sleeve 3, a water-blocking glass yarn 4, an aramid fiber sleeve 5, a water-blocking factice 6 and an environment-friendly low-smoke halogen-free flame-retardant polyolefin outer sheath 7;
the inside cavity of polybutylene terephthalate cover 3, single mode fiber 1 is acceptd in polybutylene terephthalate cover 3's inner chamber, fill fine cream 2 between single mode fiber 1 and polybutylene terephthalate cover 3's the inner wall, aramid fiber cover 5's inside cavity, polybutylene terephthalate cover 3 accepts in aramid fiber cover 5's inner chamber, the glass yarn 4 that blocks water sets up between polybutylene terephthalate cover 3's outer wall and aramid fiber cover 5's inner wall, aramid fiber cover 5's outer wall sets gradually the oleamen 6 that blocks water and the low smoke and zero halogen flame retardant polyolefin oversheath 7 of environmental protection.
The single-mode optical fiber 1 is a G.657 single-mode optical fiber. The fiber paste 2 is thixotropic fiber paste 2. The water-blocking ointment 6 is an expansion type water-blocking ointment 6. The cross-sectional shapes of the polybutylene terephthalate sleeve 3 and the aramid fiber sleeve 5 are both circular. The surface of the environment-friendly low-smoke halogen-free flame-retardant polyolefin outer sheath 7 is provided with a hot melt adhesive layer 8.
To sum up, the utility model provides an indoor single mode optical cable, including single mode fiber, fine cream, polybutylene terephthalate cover, the glass yarn that blocks water, aramid fiber cover, the oleamen that blocks water and the fire-retardant polyolefin oversheath of environmental protection low smoke and zero halogen, accept single mode fiber in polybutylene terephthalate cover to in the fine cream of the two clearance packing, establish aramid fiber cover at polybutylene terephthalate cover overcoat, set up the glass yarn that blocks water between polybutylene terephthalate cover and aramid fiber cover, be filled with the oleamen that blocks water between aramid fiber cover and the fire-retardant polyolefin oversheath of environmental protection low smoke and zero halogen, the utility model provides an indoor single mode optical cable has green's advantage and possesses good fire-retardant, the water blocking nature.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (6)
1. An indoor single-mode optical cable is characterized by comprising a single-mode optical fiber, fiber paste, a polybutylene terephthalate sleeve, water-blocking glass yarns, an aramid fiber sleeve, water-blocking factice and an environment-friendly low-smoke halogen-free flame-retardant polyolefin outer sheath;
the inside cavity of polybutylene terephthalate cover, single mode fiber accepts in the inner chamber of polybutylene terephthalate cover, fill fine cream between the inner wall of single mode fiber and polybutylene terephthalate cover, the inside cavity of aramid fiber cover, polybutylene terephthalate cover accepts in the inner chamber of aramid fiber cover, the glass yarn that blocks water sets up between the outer wall of polybutylene terephthalate cover and the inner wall of aramid fiber cover, the outer wall of aramid fiber cover sets gradually the oleamen that blocks water and the low smoke and zero halogen flame retardant polyolefin oversheath of environmental protection.
2. The indoor single mode optical cable of claim 1, wherein the single mode optical fiber is a g.657 single mode optical fiber.
3. The indoor single-mode optical cable according to claim 1, wherein the fiber paste is a thixotropic fiber paste.
4. The indoor single-mode optical cable according to claim 1, wherein the water-blocking ointment is an intumescent water-blocking ointment.
5. The indoor single-mode optical cable according to claim 1, wherein the cross-sectional shapes of the polybutylene terephthalate and aramid fiber sleeves are both circular.
6. The indoor single-mode optical cable according to claim 1, wherein a surface of the environment-friendly low-smoke halogen-free flame-retardant polyolefin outer sheath is provided with a hot melt adhesive layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021835010.4U CN212658870U (en) | 2020-08-28 | 2020-08-28 | Indoor single mode optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021835010.4U CN212658870U (en) | 2020-08-28 | 2020-08-28 | Indoor single mode optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212658870U true CN212658870U (en) | 2021-03-05 |
Family
ID=74769764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021835010.4U Active CN212658870U (en) | 2020-08-28 | 2020-08-28 | Indoor single mode optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212658870U (en) |
-
2020
- 2020-08-28 CN CN202021835010.4U patent/CN212658870U/en active Active
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