CN209148919U - Flat drop optical cable - Google Patents
Flat drop optical cable Download PDFInfo
- Publication number
- CN209148919U CN209148919U CN201821684028.1U CN201821684028U CN209148919U CN 209148919 U CN209148919 U CN 209148919U CN 201821684028 U CN201821684028 U CN 201821684028U CN 209148919 U CN209148919 U CN 209148919U
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- China
- Prior art keywords
- layer
- sub
- oversheath
- halogen
- cable
- 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.)
- Expired - Fee Related
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- 230000003287 optical effect Effects 0.000 title claims abstract description 38
- 239000003063 flame retardant Substances 0.000 claims abstract description 36
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000000835 fiber Substances 0.000 claims abstract description 8
- 229920006231 aramid fiber Polymers 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 150000002367 halogens Chemical class 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002341 toxic gas Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- Light Guides In General And Applications Therefor (AREA)
Abstract
The utility model relates to flat drop optical cables, including oversheath, sub- cable jacket is symmetrically arranged on the right side of the oversheath, it is equipped between the sub- cable jacket and opens hawser, the sub- cable jacket right end is equipped with strain relief assembly, the strain relief assembly right end is equipped with tight tube fiber, the oversheath includes halogen-free flameproof layer, first connector sleeve, first connector sleeve is located on the inside of halogen-free flameproof layer, and it is located at oversheath both ends, hollow layer is equipped on the inside of the halogen-free flameproof layer, soft pearl is filled in the hollow layer inner cavity, first connector sleeve includes shielded layer, insulating layer is equipped on the inside of the shielded layer, vacuum layer is equipped on the inside of the insulating layer, sleeve joint hole is equipped on the inside of the vacuum layer, the sub- cable jacket includes high-temperature-resistant layer, flame-retardant layer is equipped on the inside of the high-temperature-resistant layer, dual flame retardant effect, it can mention significantly The flame retardant property of high branched cable, while facilitating constructor that sheath is peeled off.
Description
Technical field
The utility model relates to flat drop optical cables, belong to optical cable technology field.
Background technique
With the development of optical communication technique, there is the product of many anisotropic approach in optical cable industry, by its excellent knot
Structure characteristic, mechanical performance and optical cable self-protective energy substantially improve the use perception and difficulty of construction of existing conventional products, flat
Zero diopter cable is one of Typical Representative of Novel optical cable, in its development process, is equally also faced with and brings because of structure change
New problem, flat optical cable is in use, and worm ant often stings the outer protective packaging of flat optical cable rotten, keeps internal optical fiber long
Time is exposed in air, is easy oxidation by air reaction, shortens the service life of flat optical cable, for this purpose, providing flat drop
Optical cable.
Utility model content
The technical problems to be solved in the utility model overcomes existing defect, provides flat drop optical cable, can effectively solve
Certainly the problems in background technique.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
Flat drop optical cable, including oversheath, the oversheath right side are symmetrically arranged with sub- cable jacket, the sub-light cable shield
It is equipped between set and opens hawser, the sub- cable jacket right end is equipped with strain relief assembly, and the strain relief assembly right end is equal
Equipped with tight tube fiber, the oversheath includes halogen-free flameproof layer, the first connector sleeve, and first connector sleeve is located at halogen-free flameproof layer
Inside, and it is located at oversheath both ends, it is equipped with hollow layer on the inside of the halogen-free flameproof layer, is filled in the hollow layer inner cavity soft
Pearl, first connector sleeve includes shielded layer, and insulating layer is equipped on the inside of the shielded layer, is equipped with vacuum on the inside of the insulating layer
Layer, the vacuum layer inside are equipped with sleeve joint hole, and the sub- cable jacket includes high-temperature-resistant layer, and resistance is equipped on the inside of the high-temperature-resistant layer
Layer is fired, connecting hole is equipped on the inside of the flame-retardant layer, is equipped with the second sleeve joint hole on the inside of the connecting hole, the sub- cable jacket passes through
Second sleeve joint hole is fixedly connected with tight tube fiber.
Furthermore, the inner wall thickness of the high-temperature-resistant layer is specially 8mm.
Furthermore, the strain relief assembly is made of aramid fiber.
Furthermore, halogen-free flame retardants is filled in the flame-retardant layer inner cavity.
Furthermore, the sub- cable jacket is fixedly connected by connecting hole with strain relief assembly.
Furthermore, first connector sleeve is fixedly connected by sleeve joint hole with sub- cable jacket.
The utility model, by the way that oversheath is arranged, can pass through the utility model has the advantages that the utility model relates to flat drop optical cable
Halogen-free flameproof layer, can when branched cable have good flame retardant property, while can be avoided optical cable burning generate toxic gas,
By the way that the first connector sleeve is arranged, sub- cable jacket can be fixedly attached to inside the first connector sleeve, by setting hollow layer with
Soft pearl can be such that oversheath contact feel improves, increase the flexility of branched cable entirety, prevent high-intensitive extruding pair
Branched cable damages, and connects sets of holes by setting, can be fixedly attached with strain relief assembly, by the way that shielded layer is arranged,
It can prevent extraneous signal from interfering to branched cable, extraneous other equipment are made inside branched cable by that can prevent
At interference, by the way that insulating layer is arranged, the danger that can prevent staff from getting an electric shock when contacting with optical cable is true by being arranged
Dead level, can further increase the flexility of branched cable entirety, while prevent cable interior there is a phenomenon where corroding, and pass through
High-temperature-resistant layer is set, can be improved the high-temperature resistant result of whole optical cable, avoids optical cable in hot environment that dieseling occurs, passes through
Flame-retardant layer and halogen-free flame retardants are set, it can be by the halogen-free flame retardants and bittern-free flame-proof material system that are filled in flame-retardant layer inner cavity
At halogen-free flameproof layer, dual flame retardant effect can greatly improve the flame retardant property of branched cable, opened by setting and pull rope,
Cable rubber stick to each other can be prevented, while facilitating constructor that sheath is peeled off.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.
Fig. 1 is the utility model flat drop optical cable surface structure schematic diagram.
Fig. 2 is the utility model flat drop cable outer sheath the schematic diagram of the section structure.
Fig. 3 is the sub- cable jacket surface structure schematic diagram of the utility model flat drop optical cable.
Figure label: 1, oversheath；2, sub- cable jacket；3, hawser is opened；4, strain relief assembly；5, tight tube fiber；6,
Halogen-free flameproof layer；7, the first connector sleeve；8, hollow layer；9, soft pearl；10, shielded layer；11, insulating layer；12, vacuum layer；13, it covers
Connect hole；14, high-temperature-resistant layer；15, flame-retardant layer；16, halogen-free flame retardants；17, connecting hole；18, the second sleeve joint hole.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
As shown in Figure 1-Figure 3, flat drop optical cable, including oversheath 1 can be hindered by the way that oversheath 1 is arranged by Halogen
Fire layer 6, can when branched cable have good flame retardant property, while can be avoided optical cable burning generate toxic gas, it is described
It is symmetrically arranged with sub- cable jacket 2 on the right side of oversheath 1, is equipped between the sub- cable jacket 2 and opens hawser 3, opened by setting and pull rope
3, cable rubber stick to each other can be prevented, while facilitating constructor that sheath is peeled off, sub- 2 right end of cable jacket is all provided with
There is strain relief assembly 4,4 right end of strain relief assembly is equipped with tight tube fiber 5, and the oversheath 1 includes halogen-free flameproof
Sub- cable jacket 2 can be fixedly attached in the first connector sleeve 7 by the 6, first connector sleeve 7 of layer by the way that the first connector sleeve 7 is arranged
Portion, first connector sleeve 7 is located at 6 inside of halogen-free flameproof layer, and is located at 1 both ends of oversheath, sets on the inside of the halogen-free flameproof layer 6
There is hollow layer 8, is filled with soft pearl 9 in 8 inner cavity of hollow layer, by setting hollow layer 8 and soft pearl 9, oversheath 1 can be made to connect
Tentacle sense improves, and increases the flexility of branched cable entirety, prevents high-intensitive extruding from damaging to branched cable, institute
Stating the first connector sleeve 7 includes shielded layer 10, by the way that shielded layer 10 is arranged, can prevent extraneous signal from causing to do to branched cable
It disturbs, extraneous other equipment is interfered inside branched cable by that can prevent, insulating layer is equipped on the inside of the shielded layer 10
11, by the way that insulating layer 11, the danger that can prevent staff from getting an electric shock when contacting with optical cable, the insulating layer 11 is arranged
Inside is equipped with vacuum layer 12, by the way that vacuum layer 12 is arranged, can further increase the flexility of branched cable entirety, prevent simultaneously
Only cable interior is equipped with sleeve joint hole 13 there is a phenomenon where corroding on the inside of the vacuum layer 12, connects sets of holes 13 by setting, can
It is fixedly attached with strain relief assembly 4, the sub- cable jacket 2 includes high-temperature-resistant layer 14, by the way that high-temperature-resistant layer 14, energy is arranged
Enough high-temperature resistant results for improving whole optical cable avoid optical cable in hot environment that dieseling, 14 inside of high-temperature-resistant layer occurs
It, can be by the nothing that is filled in 15 inner cavity of flame-retardant layer by setting flame-retardant layer 15 and halogen-free flame retardants 16 equipped with flame-retardant layer 15
Halogen-free flameproof layer 6 made of halogen fire retardant 16 and bittern-free flame-proof material, dual flame retardant effect can greatly improve branched cable
Flame retardant property, connecting hole 17 is equipped on the inside of the flame-retardant layer 15, the second sleeve joint hole 18 is equipped on the inside of the connecting hole 17, it is described
Sub- cable jacket 2 is fixedly connected by the second sleeve joint hole 18 with tight tube fiber 5.
More specifically, the inner wall thickness of the high-temperature-resistant layer 14 is specially 8mm, and the strain relief assembly 4 is by aramid fiber
Fiber is constituted, and halogen-free flame retardants 16 is filled in 15 inner cavity of flame-retardant layer, and the sub- cable jacket 2 passes through connecting hole 17 and answers
Become elimination component 4 to be fixedly connected, first connector sleeve 7 is fixedly connected by sleeve joint hole 13 with sub- cable jacket 2.
Utility model works principle pulls rope 3 by opening, and can prevent cable rubber stick to each other, while conveniently applying
Work person peels off sheath, by oversheath 1, can by halogen-free flameproof layer 6, can when branched cable there is good anti-flammability
Can, at the same can be avoided optical cable burning generate toxic gas cable jacket 2 can be fixedly attached by the first connector sleeve 7
Inside the first connector sleeve 7, by hollow layer 8 and soft pearl 9, oversheath 1 can be made to contact feel and improved, branched cable is increased
Whole flexility prevents high-intensitive extruding from damaging to branched cable, by connecting sets of holes 13, can disappear with strain
Except component 4 is fixedly attached, by shielded layer 10, it can prevent extraneous signal from interfering to branched cable, by that can prevent
Only extraneous other equipment are interfered inside branched cable, by insulating layer 11, can prevent staff from connecing with optical cable
The danger got an electric shock when touching can be further increased the flexility of branched cable entirety, be prevented simultaneously by vacuum layer 12
Cable interior by high-temperature-resistant layer 14, can be improved the high-temperature resistant result of whole optical cable, avoid high temperature ring there is a phenomenon where corroding
Optical cable generation dieseling can be by being filled in 15 inner cavity of flame-retardant layer by flame-retardant layer 15 and halogen-free flame retardants 16 in border
Halogen-free flame retardants 16 and bittern-free flame-proof material made of halogen-free flameproof layer 6, dual flame retardant effect can greatly improve branch
The flame retardant property of optical cable.
The above are the preferable embodiment of the utility model, the utility model those skilled in the art can also be to upper
It states embodiment to change and modify, therefore, the utility model is not limited to above-mentioned specific embodiment, all abilities
Field technique personnel made any conspicuous improvement, replacement or modification on the basis of the utility model belong to practical
Novel protection scope.
Claims (6)
1. flat drop optical cable, including oversheath (1), which is characterized in that be symmetrically arranged with sub-light cable shield on the right side of the oversheath (1)
It covers (2), is equipped with and opens hawser (3) between the sub- cable jacket (2), sub- cable jacket (2) right end is equipped with strain relief
Component (4), strain relief assembly (4) right end are equipped with tight tube fiber (5), and the oversheath (1) includes halogen-free flameproof layer
(6), the first connector sleeve (7), first connector sleeve (7) are located on the inside of halogen-free flameproof layer (6), and are located at oversheath (1) both ends,
Hollow layer (8) are equipped on the inside of the halogen-free flameproof layer (6), are filled with soft pearl (9) in hollow layer (8) inner cavity, described first
Connector sleeve (7) includes shielded layer (10), is equipped with insulating layer (11) on the inside of the shielded layer (10), is set on the inside of the insulating layer (11)
Have vacuum layer (12), is equipped with sleeve joint hole (13) on the inside of the vacuum layer (12), the sub- cable jacket (2) includes high-temperature-resistant layer
(14), flame-retardant layer (15) are equipped on the inside of the high-temperature-resistant layer (14), are equipped with connecting hole (17) on the inside of the flame-retardant layer (15), it is described
The second sleeve joint hole (18) are equipped on the inside of connecting hole (17), the sub- cable jacket (2) passes through the second sleeve joint hole (18) and fixed light
Fine (5) are fixedly connected.
2. flat drop optical cable according to claim 1, it is characterised in that: the inner wall thickness of the high-temperature-resistant layer (14) is specific
For 8mm.
3. flat drop optical cable according to claim 1, it is characterised in that: the strain relief assembly (4) is by aramid fiber
It constitutes.
4. flat drop optical cable according to claim 1, it is characterised in that: be filled with Halogen in flame-retardant layer (15) inner cavity
Fire retardant (16).
5. flat drop optical cable according to claim 1, it is characterised in that: the sub- cable jacket (2) passes through connecting hole
(17) it is fixedly connected with strain relief assembly (4).
6. flat drop optical cable according to claim 1, it is characterised in that: first connector sleeve (7) passes through sleeve joint hole
(13) it is fixedly connected with sub- cable jacket (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821684028.1U CN209148919U (en) | 2018-10-17 | 2018-10-17 | Flat drop optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821684028.1U CN209148919U (en) | 2018-10-17 | 2018-10-17 | Flat drop optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209148919U true CN209148919U (en) | 2019-07-23 |
Family
ID=67270114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821684028.1U Expired - Fee Related CN209148919U (en) | 2018-10-17 | 2018-10-17 | Flat drop optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209148919U (en) |
-
2018
- 2018-10-17 CN CN201821684028.1U patent/CN209148919U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190723 |