CN207780316U - Dual-purpose butterfly optical cable with cold-resistant buffer layer - Google Patents
Dual-purpose butterfly optical cable with cold-resistant buffer layer Download PDFInfo
- Publication number
- CN207780316U CN207780316U CN201721553813.9U CN201721553813U CN207780316U CN 207780316 U CN207780316 U CN 207780316U CN 201721553813 U CN201721553813 U CN 201721553813U CN 207780316 U CN207780316 U CN 207780316U
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- China
- Prior art keywords
- regular hexagon
- cold
- buffer layer
- optical cable
- butterfly
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Abstract
The utility model is the dual-purpose butterfly optical cable with cold-resistant buffer layer,This kind of dual-purpose butterfly optical cable includes butterfly oversheath,Reinforcer,Waterstop,Outer jacket and cold-resistant buffer layer,Wherein phosphating steel wire and optical fiber are installed in butterfly oversheath,Two layers of cellular regular hexagon structure is installed in the cold-resistant buffer layer,Wherein big regular hexagon honeycomb structure supports two wall of cold-resistant buffer layer,Small regular hexagon honeycomb structure is embedded in big regular hexagon honeycomb structure,And the half that the height of small regular hexagon honeycomb structure is big regular hexagon honeycomb structure,Still air in big regular hexagon honeycomb structure can realize the effect of thermal insulation,And small regular hexagon honeycomb structure is due to compact-sized intensity higher,It can play the role of shock-absorbing protecting,This kind of dual-purpose butterfly optical cable can ensure solve the problems, such as that butterfly optical cable is not waterproof in outdoor application while butterfly optical cable advantage.
Description
Technical field
The utility model is to be related to optical cable clothing arts, specifically carries the dual-purpose butterfly optical cable of cold-resistant buffer layer.
Background technology
Common butterfly optical cable is welcomed by customers since the convenience of its laying is simple, so in cell when piping due to
The water resistance of its own is poor, cannot direct poling road, be current relatively stubborn problem.The domestic dual-purpose butterfly of indoor and outdoor
Mainly the materials such as longitudinal wrap waterstop and aluminium strip outside common butterfly leading in cable, outside add outer PE oversheaths to optical cable again, lack
Point is heavier-weight, and the more common outdoor optical cable of optic cable diameter does not have clear superiority.
Invention content
The technical problem to be solved by the present invention is to provide the dual-purpose butterfly optical cable with cold-resistant buffer layer, this kind of optical cables
Disclosure satisfy that indoor and outdoor two kinds of use environments, and weight alleviated by the way that honey comb like shell is arranged, at the same reinforcer with
And being arranged for phosphating steel wire also makes optical cable itself be easy to when getting in environment while ensureing the tensile strength of optical cable
It peels off and uses, and then meet indoor use demand.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
Dual-purpose butterfly optical cable with cold-resistant buffer layer, it is characterized in that：Including butterfly oversheath, the butterfly oversheath
The both sides center in section is recessed groove, and the middle position between the grooves on two sides is equipped with several optical fiber, described
Butterfly oversheath both sides middle position in be mounted on phosphating steel wire, reinforcer is installed in the groove, it is described
Reinforcer is wrapped with outer jacket, and the outer jacket is wrapped with cold-resistant buffer layer；
There is waterstop between the outer jacket and reinforcer；
The cold-resistant buffer layer is made of inner and outer wall, and several positive six sides are equipped between the inner and outer wall
Shape holder forms big regular hexagon support construction, in each regular hexagon space in the big regular hexagon support construction
The small regular hexagon support construction being made of small regular hexagon holder is installed, the big regular hexagon support construction and small just
Hexagon support construction is honeycomb, the big regular hexagon outer wall of the big regular hexagon support construction and small positive six side
The direction of the small regular hexagon outer wall of shape support construction is identical as the radial direction of center reinforcemen.
To optimize above-mentioned utility model, the concrete measure taken further includes：
There are aramid yarn, the aramid yarn to be wrapped in the appearance of butterfly oversheath and reinforcer in the waterstop
Face.
Material used in the reinforcer is steel wire.
The outer jacket is made of the lower low smoke and zero halogen PE material of hardness.
The height of the small regular hexagon outer wall is the half of big regular hexagon outer wall height.
The cold-resistant buffer layer diameter is no more than 6mm.
The optical fiber uses the stronger optical fiber of bending resistance, the quantity of the optical fiber to be at least 1.
What dual-purpose butterfly optical cable of this kind with cold-resistant buffer layer can reach has the beneficial effect that：
First, optic cable diameter is small, and weight is light as possible, facilitates construction, and can very well be docked with butterfly leading in cable.
Second, this kind of optical cable is Full-dry optical cable, and effect on environment is small, pollution-free.
Third, this kind of optical cable use waterstop, and water resistance is good, light-weight.
4th, this kind of optical cable uses aramid yarn, can either further promote water resistance, and can guarantee the rounding of optical cable
Property.
5th, cold-resistant buffer layer is hollow-core construction, while honey comb like structure proof strength, inside there is static air,
With temperature insulating, it ensure that optical fiber exempts to be influenced by temperature.
6th, cold-resistant buffer layer is nested by two groups of honeycombs of size with regard to structure, wherein the big regular hexagon structure of outer layer
With supporting role, thermal conductive contact area, intensity when the small regular hexagon structure of internal layer can ensure to collide are reduced.
Description of the drawings
Fig. 1 is the sectional view of dual-purpose butterfly optical cable of the utility model with cold-resistant buffer layer.
Fig. 2 is the structure principle chart of dual-purpose butterfly optical cable cold-resistant buffer layer of the utility model with cold-resistant buffer layer.
Fig. 3 is the big regular hexagon outer wall of dual-purpose butterfly optical cable cold-resistant buffer layer of the utility model with cold-resistant buffer layer
With the comparison diagram of small regular hexagon outer wall.
Marginal data：1, butterfly oversheath；2, phosphating steel wire；3, optical fiber；4, reinforcer；5, aramid yarn；6, waterstop；7、
Outer jacket；8, cold-resistant buffer layer；9, big regular hexagon support construction；10, small regular hexagon support construction；11, big regular hexagon
Outer wall；12, small regular hexagon outer wall.
Specific implementation mode
The utility model is further described below in conjunction with Figure of description and specific preferred embodiment.
Dual-purpose butterfly optical cable with cold-resistant buffer layer, it is characterized in that：Including butterfly oversheath 1, protected outside the butterfly
The both sides center for covering 1 section is recessed groove, and the middle position between the grooves on two sides is equipped with several optical fiber 3,
It is mounted on phosphating steel wire 2 in the middle position of 1 both sides of butterfly oversheath, reinforcer 4 is installed in the groove,
The reinforcer 4 is wrapped with outer jacket 7, and the outer jacket 7 is wrapped with cold-resistant buffer layer 8；
There is waterstop 6 between the outer jacket 7 and reinforcer 4；
The cold-resistant buffer layer 8 is made of inner and outer wall, and several positive six are equipped between the inner and outer wall
Side shape holder forms big regular hexagon support construction 9, each regular hexagon space in the big regular hexagon support construction 9
Inside it is mounted on the small regular hexagon support construction 10 being made of small regular hexagon holder, the big regular hexagon support construction
9 and small regular hexagon support construction 10 be honeycomb, the big regular hexagon outer wall 11 of the big regular hexagon support construction 9
And the direction of the small regular hexagon outer wall 12 of small regular hexagon support construction 10 is identical as the radial direction of center reinforcemen 4.
In the present embodiment, there are aramid yarn 5, the aramid yarn 5 to be wrapped in butterfly oversheath 1 and reinforce in waterstop 6
The outer surface of part 4.
In the present embodiment, material used in reinforcer 4 is steel wire.
In the present embodiment, outer jacket 7 is made of the lower low smoke and zero halogen PE material of hardness.
In the present embodiment, the height of small regular hexagon outer wall 12 is the half of big 11 height of regular hexagon outer wall.
In the present embodiment, 8 diameter of cold-resistant buffer layer is no more than 6mm.
In the present embodiment, optical fiber 3 uses the stronger optical fiber of bending resistance, the quantity of the optical fiber 3 to be at least 1.
In the present embodiment, optical fiber 3 be G657A optical fiber, leading indicator be 1310nm≤0.35dB/km, 1550nm≤
0.25dB/km, link value≤0.2ps/ √ km, bending radius >=4m, effect are mainly conduct data signals.
In the present embodiment, phosphating steel wire 2 is that booster action is played in both sides inside butterfly cable, moreover it is possible to play protection intermediate fibres 3
Effect, at the same stripping using when convenient for tear it is outer shield strip off the skin.
In the present embodiment, reinforcer 4 is the steel wire for being added to butterfly cable both sides when stranding production by special dies, mainly
It is entire optical cable rounding when making outer shield, and easy stripping.
In the present embodiment, aramid yarn 5 can either further promote water resistance, and can guarantee the rounding property of optical cable.
In the present embodiment, optical cable is Full-dry optical cable, and effect on environment is small, pollution-free, and aramid yarn 5 plays the work of water proof
With to a certain extent instead of traditional cable cream, ensure that optical fiber 3 in effective working environment.
In the present embodiment, reinforcement structure of the phosphating steel wire 2 as butterfly optical cable ensure that strong after butterfly optical cable is entered the room
Degree, and reinforcer 4 and phosphating steel wire 2 ensure that this kind of optical cable in outdoor intensity, adds collectively as the reinforcement structure of this optical cable
Strong part 4 and phosphating steel wire 2 make optical cable is more convenient to peel off, convenient and practical and construction.
In the present embodiment, cold-resistant buffer layer 7 is honey comb like structure inside has static air while proof strength,
With temperature insulating, ensure that optical fiber exempts to be influenced by temperature, cold-resistant buffer layer 7 structure is nested by two groups of honeycombs of size and
At wherein the big regular hexagon structure of outer layer has supporting role, reduces thermal conductive contact area, the small regular hexagon structure of internal layer
Intensity when can ensure to collide.
This kind of optical cable can save limited pipeline resource and realize easy fiber alignment, using butterfly optical cable as core
Then component extrudes PE sheaths after longitudinal wrap waterstop 6 outside butterfly optical cable and forms outer jacket 7, can realize and be applied from pipeline
It sets up defences the purpose of water, and limited pipeline resource can be saved, go out after pipeline to register one's residence also quite easy, can peel off straight after outer jacket 7
The indoor use of introducing is connect, due to the structure of phosphating steel wire 2 and reinforcer 4, ensure that the convenience that outer jacket 7 peels off.The product
Using butterfly leading in cable as the underlying carrier of optical transport.Have using the characteristic for only using one layer of waterstop 7 and thin anti-tensile body
The diameter for reducing optical cable of effect；Due to directly using butterfly leading in cable as the carrier of optical transport, to reach " indoor and outdoor
It is dual-purpose " purpose, provide a choice of technology to the development of the transmission FTTH of optical-fiber network, ripe can produce such product at present
Company is seldom, so good market prospects and economic benefit will be had.
Above are merely preferred embodiments of the utility model, the scope of protection of the utility model is not limited merely to above-mentioned
Embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should be pointed out that pair
For those skilled in the art, several improvements and modifications without departing from the principle of the utility model,
It should be regarded as the scope of protection of the utility model.
Claims (5)
1. the dual-purpose butterfly optical cable with cold-resistant buffer layer, it is characterized in that：Including butterfly oversheath（1）, protect outside the butterfly
Set（1）The both sides center in section is recessed groove, and the middle position between the grooves on two sides is equipped with several optical fiber
（3）, the butterfly oversheath（1）It is mounted on phosphating steel wire in the middle position of both sides（2）, it is equipped in the groove
Reinforcer（4）, the reinforcer（4）It is wrapped with outer jacket（7）, the outer jacket（7）It is wrapped with cold-resistant buffer layer
（8）；
The outer jacket（7）And reinforcer（4）Between have waterstop（6）；
The cold-resistant buffer layer（8）It is made of inner and outer wall, several positive six sides is installed between the inner and outer wall
Shape holder forms big regular hexagon support construction（9）, the big regular hexagon support construction（9）Interior each regular hexagon is empty
It is interior to be mounted on the small regular hexagon support construction being made of small regular hexagon holder（10）, the described big regular hexagon support
Structure（9）With small regular hexagon support construction（10）It is honeycomb, the big regular hexagon support construction（9）It is big by positive six
Side shape outer wall（11）And small regular hexagon support construction（10）Small regular hexagon outer wall（12）Direction and center reinforcemen
（4）Radial direction it is identical；
The waterstop（6）Inside there is aramid yarn（5）, the aramid yarn（5）It is wrapped in butterfly oversheath（1）And reinforcer
（4）Outer surface；
The small regular hexagon outer wall（12）Height be big regular hexagon outer wall（11）The half of height.
2. the dual-purpose butterfly optical cable according to claim 1 with cold-resistant buffer layer, it is characterised in that：The reinforcer
（4）Material used is steel wire.
3. the dual-purpose butterfly optical cable according to claim 1 with cold-resistant buffer layer, it is characterised in that：The outer jacket
（7）It is made of the lower low smoke and zero halogen PE material of hardness.
4. the dual-purpose butterfly optical cable according to claim 1 with cold-resistant buffer layer, it is characterised in that：The cold-resistant subtracts
Shake layer（8）Diameter is no more than 6mm.
5. the dual-purpose butterfly optical cable according to claim 1 with cold-resistant buffer layer, it is characterised in that：The optical fiber
（3）Using the stronger optical fiber of bending resistance, the optical fiber（3）Quantity be at least 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721553813.9U CN207780316U (en) | 2017-11-20 | 2017-11-20 | Dual-purpose butterfly optical cable with cold-resistant buffer layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721553813.9U CN207780316U (en) | 2017-11-20 | 2017-11-20 | Dual-purpose butterfly optical cable with cold-resistant buffer layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207780316U true CN207780316U (en) | 2018-08-28 |
Family
ID=63233676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721553813.9U Expired - Fee Related CN207780316U (en) | 2017-11-20 | 2017-11-20 | Dual-purpose butterfly optical cable with cold-resistant buffer layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207780316U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109709653A (en) * | 2019-03-08 | 2019-05-03 | 贵州电网有限责任公司 | A kind of resistance to pull-up plastic optical fiber |
-
2017
- 2017-11-20 CN CN201721553813.9U patent/CN207780316U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109709653A (en) * | 2019-03-08 | 2019-05-03 | 贵州电网有限责任公司 | A kind of resistance to pull-up plastic optical fiber |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180828 Termination date: 20211120 |
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| CF01 | Termination of patent right due to non-payment of annual fee |