CN204694900U - Self supporting type multi-core butterfly branched cable - Google Patents
Self supporting type multi-core butterfly branched cable Download PDFInfo
- Publication number
- CN204694900U CN204694900U CN201520438244.8U CN201520438244U CN204694900U CN 204694900 U CN204694900 U CN 204694900U CN 201520438244 U CN201520438244 U CN 201520438244U CN 204694900 U CN204694900 U CN 204694900U
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- butterfly
- core
- optical cable
- type multi
- oversheath
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Abstract
The utility model discloses a kind of self supporting type multi-core butterfly branched cable, comprise oversheath, messenger jacket and multiple butterfly optical cable unit, oversheath is circular configuration with messenger jacket and both are connected by connecting bridge, messenger jacket inside is provided with messenger wire, the center of oversheath is provided with central reinforce member, central reinforce member is coated with reinforcement bed course, multiple butterfly optical cable unit are around in the periphery of reinforcement bed course, are from inside to outside provided with water blocking tape layer and clad aluminum belt successively between the periphery of multiple butterfly optical cable unit and oversheath; The utility model self-supporting intensity is high, be convenient to built on stiltsly to lay, branch is easy to use and can improve cable machinery performance.
Description
Technical field
The utility model relates to a kind of branched cable, needs, by the occasion of light signal multi-branch transport, to belong to technical field of photo communication when particularly relating to a kind of laying.
Background technology
Along with photoelectric communication is to the development in the directions such as FTTB (Fiber To The Building), FTTO (Fiber-To-The-Office), FTTH (fiber-to-the-home front yard), butterfly optical cable is widely used in Access Network.For simplifying construction maintenance, a kind of self-bearing type butterfly optical cable that can simultaneously use at indoor and outdoors is widely used; In outdoor section, it can use as self-support cable is built on stilts; Being cut off by messenger wire element before optical cable is registered one's residence is fixed on special fixator, becomes butterfly optical cable and introduce indoor after residue optical cable removes messenger wire element, coordinates fast connecting joint or optical fiber cold connection to use.Because resident's convergence point and office office building accommodate many users, the optical cable quantity of needs is more; Many butterfly optical cable set will be integrated during installation, lay inconvenience, difficulty of construction is higher, and installation cost is also larger.
Summary of the invention
The utility model object is: provide a kind of self-supporting intensity high, be convenient to built on stilts to lay, branch is easy to use and can improve the self supporting type multi-core butterfly branched cable of cable machinery performance.
The technical solution of the utility model is: a kind of self supporting type multi-core butterfly branched cable, comprise oversheath, messenger jacket and multiple butterfly optical cable unit, oversheath is circular configuration with messenger jacket and both are connected by connecting bridge, messenger jacket inside is provided with messenger wire, the center of oversheath is provided with central reinforce member, central reinforce member is coated with reinforcement bed course, multiple butterfly optical cable unit are around in the periphery of reinforcement bed course, are from inside to outside provided with water blocking tape layer and clad aluminum belt successively between the periphery of multiple butterfly optical cable unit and oversheath.
The concrete structure of described butterfly optical cable unit is: described butterfly optical cable unit comprises butterfly sheath, is arranged on the optical fiber of butterfly sheath middle position, and two flanks of described butterfly sheath are respectively equipped with a strengthening core.Wherein, described strengthening core is aromatic polyamide fiber reinforced plastics optical cable strengthening core (KFRP); Described butterfly sheath adopts low smoke halogen-free flame-retardant polyolefin (LSZH) material to make.For the ease of the identification after branch, the butterfly sheath of each butterfly optical cable unit is respectively equipped with distinguishing mark, as beaten sequence number 1,2,3,4 at each butterfly jacket surface ...
Further, the material of described oversheath, messenger jacket and connecting bridge is consistent, all adopts tygon (PE) or low smoke halogen-free flame-retardant polyolefin (LSZH) material to make; Described messenger jacket inside is provided with multiply messenger wire, and described messenger wire is steel wire; Described central reinforce member is glass fiber reinforced plastics optical cable strengthening core (FRP).
The utility model has the advantages that:
1, oversheath is provided with the messenger jacket with messenger wire, the self-supporting construction of integration can meet stronger self-supporting intensity, has good laying property.
2, the utility model conveniently can be implemented the built on stilts of optical cable and lays, and reduces built on stilts density, reduces fiber cable laying cost and labour intensity, improve fiber cable laying efficiency.
3, optical fiber is arranged in butterfly sheath, is convenient to the stripping of oversheath and being separated of butterfly optical cable unit, is convenient to butterfly optical cable unit and registers one's residence separately, be beneficial to the maintenance of butterfly optical cable cell configuration and dimensional accuracy, bring convenience to user.
4, the strengthening core be parallel to each other is set in butterfly sheath, lays rear cable uniform force, significantly improve the mechanical property of butterfly optical cable unit.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is schematic cross-section of the present utility model.
Wherein: 1 oversheath; 2 messenger jacket; 3 butterfly optical cable unit; 31 butterfly sheaths; 32 optical fiber; 33 strengthening cores; 4 connecting bridges; 5 messenger wires; 6 central reinforce members; 7 reinforcement bed courses; 8 water blocking tape layers; 9 clad aluminum belts.
Embodiment
Embodiment: as shown in Figure 1, a kind of self supporting type multi-core butterfly branched cable, comprise oversheath 1, messenger jacket 2, and six butterfly optical cable unit 3, oversheath 1 is circular configuration with messenger jacket 2 and both are connected by connecting bridge 4, messenger jacket 2 inside is provided with messenger wire 5, the center of oversheath 1 is provided with central reinforce member 6, central reinforce member 6 is coated with reinforcement bed course 7, six butterfly optical cable unit 3 are around in the periphery of reinforcement bed course 7, water blocking tape layer 8 and clad aluminum belt 9 is from inside to outside provided with successively between the periphery of six butterfly optical cable unit 3 and oversheath 1.
The concrete structure of described butterfly optical cable unit 3 is: described butterfly optical cable unit 3 comprises butterfly sheath 31, is arranged on the optical fiber 32 of butterfly sheath 31 middle position, and two flanks of described butterfly sheath 31 are respectively equipped with a strengthening core 33.Wherein, described strengthening core 33 is aromatic polyamide fiber reinforced plastics optical cable strengthening core (KFRP); Described butterfly sheath adopts low smoke halogen-free flame-retardant polyolefin (LSZH) material to make.For the ease of the identification of butterfly optical cable unit 3 after branch, the butterfly sheath 31 of each butterfly optical cable unit 3 is respectively equipped with distinguishing mark, as beaten sequence number 1,2,3,4,5,6 on each butterfly sheath 31 surface.
Further, the material of described oversheath 1, messenger jacket 2 and connecting bridge 4 is consistent, all adopts tygon (PE) or low smoke halogen-free flame-retardant polyolefin (LSZH) material to make; Described messenger jacket 2 inside is provided with multiply messenger wire 5, and described messenger wire 5 is steel wire; Described central reinforce member 6 is glass fiber reinforced plastics optical cable strengthening core (FRP).
Oversheath 1 of the present utility model is provided with the messenger jacket 2 with messenger wire 5, the self-supporting construction of integration can meet stronger self-supporting intensity, there is good laying property, conveniently can implement the built on stilts of optical cable to lay, reduce built on stilts density, reduce fiber cable laying cost and labour intensity, improve fiber cable laying efficiency.In the utility model, optical fiber is arranged in butterfly sheath 31, is convenient to the stripping of oversheath 1 and being separated of butterfly optical cable unit 3, is convenient to butterfly optical cable unit 3 and registers one's residence separately, be beneficial to the maintenance of butterfly optical cable unit 3 form and dimensional precision, bring convenience to user.And the strengthening core 33 be parallel to each other is set in butterfly sheath 31, lay rear cable uniform force, significantly improve the mechanical property of butterfly optical cable unit 3.
Below be only embody rule example of the present utility model, protection domain of the present utility model is not constituted any limitation.In addition to the implementation, the utility model can also have other embodiment.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the utility model scope required for protection.
Claims (9)
1. a self supporting type multi-core butterfly branched cable, it is characterized in that: comprise oversheath (1), messenger jacket (2), and multiple butterfly optical cable unit (3), oversheath (1) is circular configuration with messenger jacket (2) and both are connected by connecting bridge (4), messenger jacket (2) inside is provided with messenger wire (5), the center of oversheath (1) is provided with central reinforce member (6), central reinforce member (6) is coated with reinforcement bed course (7), multiple butterfly optical cable unit (3) are around in the periphery of reinforcement bed course (7), water blocking tape layer (8) and clad aluminum belt (9) is from inside to outside provided with successively between the periphery of multiple butterfly optical cable unit (3) and oversheath (1).
2. self supporting type multi-core butterfly branched cable according to claim 1, it is characterized in that: described butterfly optical cable unit (3) comprises butterfly sheath (31), is arranged on the optical fiber (32) of butterfly sheath (31) middle position, two flanks of described butterfly sheath (31) are respectively equipped with a strengthening core (33).
3. self supporting type multi-core butterfly branched cable according to claim 2, is characterized in that: described strengthening core (33) is aromatic polyamide fiber reinforced plastics optical cable strengthening core (KFRP).
4. self supporting type multi-core butterfly branched cable according to claim 2, is characterized in that: described butterfly sheath (31) adopts low smoke halogen-free flame-retardant polyolefin (LSZH) material to make.
5. self supporting type multi-core butterfly branched cable according to claim 2, is characterized in that: the butterfly sheath (31) of each butterfly optical cable unit (3) is respectively equipped with distinguishing mark.
6. the self supporting type multi-core butterfly branched cable according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that: the material of described oversheath (1), messenger jacket (2) and connecting bridge (4) is consistent, all adopt tygon (PE) or low smoke halogen-free flame-retardant polyolefin (LSZH) material to make.
7. the self supporting type multi-core butterfly branched cable according to claim 1 or 2 or 3 or 4 or 5, is characterized in that: described messenger jacket (2) inside is provided with multiply messenger wire (5).
8. self supporting type multi-core butterfly branched cable according to claim 7, is characterized in that: described messenger wire (5) is steel wire.
9. the self supporting type multi-core butterfly branched cable according to claim 1 or 2 or 3 or 4, is characterized in that: described central reinforce member (6) is glass fiber reinforced plastics optical cable strengthening core (FRP).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520438244.8U CN204694900U (en) | 2015-06-24 | 2015-06-24 | Self supporting type multi-core butterfly branched cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520438244.8U CN204694900U (en) | 2015-06-24 | 2015-06-24 | Self supporting type multi-core butterfly branched cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204694900U true CN204694900U (en) | 2015-10-07 |
Family
ID=54235176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520438244.8U Expired - Fee Related CN204694900U (en) | 2015-06-24 | 2015-06-24 | Self supporting type multi-core butterfly branched cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204694900U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110989118A (en) * | 2019-12-27 | 2020-04-10 | 四川天邑康和通信股份有限公司 | Self-supporting bundling forming butterfly-shaped optical cable |
| CN112331401A (en) * | 2020-10-26 | 2021-02-05 | 江苏华脉光电科技有限公司 | Branch-able photoelectric mixed lead-in optical cable |
| CN115097588A (en) * | 2022-08-22 | 2022-09-23 | 深圳市特发信息光网科技股份有限公司 | Multi-unit butterfly-shaped leading-in optical cable |
-
2015
- 2015-06-24 CN CN201520438244.8U patent/CN204694900U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110989118A (en) * | 2019-12-27 | 2020-04-10 | 四川天邑康和通信股份有限公司 | Self-supporting bundling forming butterfly-shaped optical cable |
| CN110989118B (en) * | 2019-12-27 | 2020-12-25 | 四川天邑康和通信股份有限公司 | Self-supporting bundling forming butterfly-shaped optical cable |
| CN112331401A (en) * | 2020-10-26 | 2021-02-05 | 江苏华脉光电科技有限公司 | Branch-able photoelectric mixed lead-in optical cable |
| CN115097588A (en) * | 2022-08-22 | 2022-09-23 | 深圳市特发信息光网科技股份有限公司 | Multi-unit butterfly-shaped leading-in optical cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20151007 Termination date: 20200624 |