CN210005758U - butterfly-shaped leading-in optical cable - Google Patents
butterfly-shaped leading-in optical cable Download PDFInfo
- Publication number
- CN210005758U CN210005758U CN201921188314.3U CN201921188314U CN210005758U CN 210005758 U CN210005758 U CN 210005758U CN 201921188314 U CN201921188314 U CN 201921188314U CN 210005758 U CN210005758 U CN 210005758U
- Authority
- CN
- China
- Prior art keywords
- reinforcement
- butterfly
- outer jacket
- sheath
- reinforcing piece
- 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.)
- Active
Links
Images
Abstract
The utility model belongs to the cable field especially relates to butterfly-shaped introducing optical cable, has optical communication part, reinforcement, outer jacket, and the outer jacket contains the outer jacket main part, and optical communication part and reinforcement are located the outer jacket main part, its characterized in that outer jacket main part about both ends still be equipped with two reinforcements and inlay the mouth and the reinforcement is placed the position, the reinforcement is arranged in the reinforcement is placed the position, corresponding position reinforcements inlay the mouth and reinforcements place the position and be linked together, the diameter of reinforcement is greater than the width that the reinforcement inlayed the mouth, the diameter of reinforcement is not more than the diameter that the position was placed to the reinforcement, the utility model provides a can't freely increase and decrease according to the construction conditions, can't later stage add the reinforcement, the extravagant scheduling problem of material, the utility model has the advantages of simple structure, processing convenience, optical cable flexibility is good, and the reinforcement can freely increase and decrease, saves cost.
Description
Technical Field
The utility model belongs to the cable field especially relates to kinds of butterfly-shaped drop cables.
Background
With the continuous development of the national optical communication industry, the FTTH fiber-to-the-home engineering is continuously promoted, and the demand of butterfly-shaped leading-in optical cables is continuously increased.
Fig. 11 is a three-dimensional schematic diagram of a typical structure of prior art 1, which includes an optical communication component 3, two reinforcements 2, and an outer sheath 1, where the outer sheath 1 includes an outer sheath main body 11 and a separation port 14, the two reinforcements 2 are located on upper and lower sides of the optical communication component 3, the optical communication component 3 and the reinforcements 2 are located in the outer sheath main body 11, and the separation port 14 is disposed on left and right sides of the outer sheath 1.
Fig. 12 is a three-dimensional schematic diagram of a typical structure of prior art 2, which includes an optical communication component 3, a reinforcement 2, an outer sheath 1, a rib 6, a suspension wire 5, and a suspension wire sheath 4, where the outer sheath 1 includes an outer sheath main body 11 and a separation port 14, the two reinforcements 2 are located on upper and lower sides of the optical communication component 3, the optical communication component 3 and the reinforcements 2 are located in the outer sheath main body 11, the separation port 14 is disposed on left and right sides of the outer sheath 1, the rib 6 is located on the outer sheath main body 11, the suspension wire sheath 4 is disposed on the upper end of the rib 6, and the suspension wire 5 is located at the center of the suspension wire sheath 4.
The above prior art has the following disadvantages: 1. the outer protective layer is directly extruded outside the reinforcing part, so that the outer protective layer cannot be freely increased or decreased according to the construction condition, and the reinforcing part cannot be added in the later period; 2. the jacket fully covers the reinforcement resulting in material waste.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention discloses butterfly-shaped drop cables, which are implemented by the following technical solutions.
The butterfly-shaped drop cable is provided with an optical communication component, a reinforcing piece and an outer protective layer, wherein the outer protective layer comprises an outer protective layer main body, and the optical communication component and the reinforcing piece are positioned in the outer protective layer main body, and the butterfly-shaped drop cable is characterized in that the upper end and the lower end of the outer protective layer main body are also provided with two reinforcing piece embedding openings and reinforcing piece placing positions, the reinforcing piece is placed in the reinforcing piece placing positions, reinforcing piece embedding openings in corresponding positions are communicated with reinforcing piece placing positions, the diameter of the reinforcing piece is larger than the width of the reinforcing piece embedding openings, and the diameter of the reinforcing piece is not larger than the diameter of the reinforcing piece placing positions.
butterfly-shaped leading-in optical cable, which has optical communication part, reinforcement, outer sheath, rib, hanging wire sheath and hanging wire, the outer sheath includes outer sheath main body, the optical communication part and reinforcement are located in the outer sheath main body, the rib is located on the upper end of the sheath main body, the hanging wire sheath is located on the upper end of the rib, the hanging wire is located in the hanging wire sheath, characterized in that the upper and lower ends of the outer sheath main body are also provided with two reinforcement embedding openings and reinforcement placing positions, the reinforcement is placed in the reinforcement placing positions, the reinforcement embedding openings and reinforcement placing positions are correspondingly communicated, the diameter of the reinforcement is larger than the width of the reinforcement embedding opening, the diameter of the reinforcement is not larger than that of the reinforcement placing position, because the material of the outer sheath has larger toughness, even if the diameter of the reinforcement is equal to that of the reinforcement placing position.
The kinds of butterfly-shaped drop cables are characterized in that the reinforcing members are kinds of phosphated steel wires, stainless steel wires or glass fiber non-metal reinforcing rods.
The butterfly-shaped drop cables are characterized in that the outer protective layer is made of flame-retardant polyolefin or polyvinyl chloride.
The butterfly-shaped drop cable, wherein the strength members are inserted from the strength member insertion openings to the strength member placement locations after the outer jacket body is formed and cooled.
The kinds of butterfly-shaped drop cables, wherein the optical communication member is at least g.652d optical fibers, g.657a1 optical fibers, g.657a2 optical fibers, g.657b3 optical fibers, an optical fiber ribbon having at least two optical fiber ribbons, a loose tube protection unit containing optical fibers or optical fiber ribbons in a loose tube, or a tight tube protection unit containing optical fibers in a tight tube.
The kinds of butterfly-shaped drop cables are characterized in that the width of the reinforcing member embedding opening satisfies the following range [ 1/3 of the diameter of the reinforcing member placing position, 1/2 of the diameter of the reinforcing member placing position ].
The kinds of butterfly-shaped leading-in optical cables are characterized in that the suspension wire is kinds of phosphated steel wires or galvanized steel wires.
The kinds of butterfly-shaped drop cables are characterized in that the outer sheath main body, the ribs and the suspension wire sheath are body-formed.
The butterfly-shaped drop cable, wherein the surface of the strength member is smooth or has strength member protrusions.
The utility model has the advantages of simple structure, convenient processing, good flexibility of the optical cable, freely increased and decreased reinforcing parts, cost saving and the like.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of embodiment 1 of the present invention.
Fig. 2 is a front view of embodiment 1 of the present invention.
Fig. 3 is a schematic diagram of a three-dimensional structure of embodiment 2 of the present invention.
Fig. 4 is a front view of embodiment 2 of the present invention.
Fig. 5 is a schematic diagram of a three-dimensional structure according to embodiment 3 of the present invention.
Fig. 6 is a front view of embodiment 3 of the present invention.
Fig. 7 is a schematic diagram of a three-dimensional structure according to embodiment 4 of the present invention.
Fig. 8 is a front view of embodiment 4 of the present invention.
Fig. 9 is a schematic structural diagram of an outer protective layer according to embodiments 1 and 2 of the present invention.
Fig. 10 is a schematic structural diagram of an outer protective layer according to embodiments 3 and 4 of the present invention.
Fig. 11 is a schematic three-dimensional structure of prior art 1.
Fig. 12 is a schematic three-dimensional structure of prior art 2.
In the figure: 1. the optical communication device comprises an outer protection layer, 11 parts of an outer protection layer main body, 12 parts of a reinforcing part embedding opening, 13 parts of a reinforcing part placing position, 14 parts of a separating opening, 15 parts of a reinforcing part clamping groove, 2 parts of a reinforcing part, 21 parts of a reinforcing part main body, 22 parts of a reinforcing part protrusion, 3 parts of an optical communication part, 4 parts of a suspension wire protective layer, 5 parts of a suspension wire and 6 parts of a rib.
Detailed Description
Example 1
Referring to fig. 1, 2 and 9, butterfly-shaped drop cables have optical communication components 3, reinforcements 2 and outer sheaths 1, the outer sheaths 1 include outer sheath bodies 11, the optical communication components 3 and the reinforcements 2 are located in the outer sheath bodies 11, the butterfly-shaped drop cables are characterized in that two reinforcement insertion ports 12 and reinforcement placement positions 13 are further provided at upper and lower ends of the outer sheath bodies 11, the reinforcements 2 are placed in the reinforcement placement positions 13, reinforcement insertion ports 12 and reinforcement placement positions 13 are correspondingly communicated, the reinforcements have diameters larger than the widths of the reinforcement insertion ports 12 and are not larger than the diameters of the reinforcement placement positions 13, the reinforcements have diameters not larger than the diameters of the reinforcement placement positions 13, and since the outer sheaths 1 are made of a material having high toughness, even if the reinforcements have diameters equal to the diameters of the reinforcement placement positions 13, the reinforcement placement positions can tightly cover the reinforcements, separation ports 14 can be formed at left and right sides of the outer sheath bodies 11, the optical communication components 3 are optical fibers, and the optical fibers can be , two or more.
Example 2
Referring to fig. 3, 4 and 9, a butterfly drop cable includes an optical communication component 3, a reinforcement 2, an outer sheath 1, a rib 6, a messenger wire sheath 4 and a messenger wire 5, the outer sheath 1 includes an outer sheath body 11, the optical communication component 3 and the reinforcement 2 are disposed in the outer sheath body 11, the rib 6 is disposed at the upper end of the outer sheath body 11, the messenger wire sheath 4 is disposed at the upper end of the rib 6, the messenger wire 5 is disposed in the messenger wire sheath 4, the butterfly drop cable is characterized in that two reinforcement embedding ports 12 and a reinforcement placing port 13 are further disposed at the upper and lower ends of the outer sheath body 11, the reinforcement 2 is placed in the reinforcement placing port 13, reinforcement embedding ports 12 and reinforcement placing ports 13 are correspondingly connected, the diameter of the reinforcement is larger than that of the reinforcement embedding port 12, the diameter of the reinforcement is not larger than that of the reinforcement placing port 13, the material of the outer sheath 1 has a larger toughness, even if the diameter of the reinforcement is equal to that of the reinforcement placing port 13, the reinforcement placing port can also cover the reinforcement placing port with the diameter of the optical fiber, the optical communication cable can be formed by the optical communication cable 3, the galvanized steel wire, or the galvanized steel wire can be formed by the galvanized steel wire formed by the optical fiber covering and the galvanized steel wire formed by the optical fiber covering the optical communication cable 5 or the galvanized steel wire formed by the optical fiber covering.
Example 3
Referring to fig. 5, 6 and 10, this embodiment is substantially the same as embodiment 1, except that a strength member receiving groove 15 is formed at the edge of the strength member placement site 13, a strength member protrusion 22 is formed at the edge of the strength member 2, the strength member protrusion 22 is not larger than the strength member receiving groove 15, the angles and the intervals are the same, when the strength member 2 is inserted into the strength member placement site 13, the strength member protrusion 22 is inserted into the strength member receiving groove 15, and this embodiment can prevent the strength member 2 from slipping in the strength member placement site when the optical cable is twisted.
Example 4
Referring to fig. 7, 8 and 10, this embodiment is substantially the same as embodiment 2, except that a strength member receiving groove 15 is formed at the edge of the strength member placement site 13, a strength member protrusion 22 is formed at the edge of the strength member 2, the strength member protrusion 22 is not larger than the strength member receiving groove 15, the angles and the intervals are the same, when the strength member 2 is inserted into the strength member placement site 13, the strength member protrusion 22 is inserted into the strength member receiving groove 15, and this embodiment can prevent the strength member 2 from slipping in the strength member placement site when the optical cable is twisted.
Example 5
This embodiment is substantially the same as embodiment 1 except that the optical communication component 3 is an optical fiber ribbon having at least two optical fibers or an optical fiber ribbon body having at least two optical fiber ribbons, and when a plurality of optical fiber ribbons are provided, the plurality of optical fiber ribbons are stacked to form a ribbon body.
Example 6
This embodiment is substantially the same as embodiment 1 except that the optical communication component is a loose tube protection unit in which the optical fiber or optical fiber ribbon body is located.
Alternatively, the optical communication component may be a tight-sleeve protection unit.
The kinds of butterfly-shaped drop cables of any of the above embodiments, wherein the strength member material is kinds of phosphated steel wire or stainless steel wire or glass fiber non-metallic reinforcing rod.
The kinds of butterfly-shaped drop cables of any embodiment above, characterized in that the outer jacket material is kinds of flame retardant polyolefin or polyvinyl chloride.
The butterfly-shaped drop cable of any of the above embodiments, wherein the strength members are inserted from the strength member insertion openings to the strength member placement locations after the outer jacket body is formed and cooled.
The kinds of butterfly-shaped drop cables of any of the above embodiments, wherein the width of the strength member insertion openings satisfies the following ranges [ 1/3 of the diameter of the strength member placement site, 1/2 of the diameter of the strength member placement site ], note that "[" indicates inclusion, ")" indicates no inclusion.
The utility model discloses because can not add the reinforcement when production, the event has greatly improved compliance, the same optical cable length that dish utensil coiled is longer, the event more saves the cost, simultaneously, the reinforcement can follow-up joining, and like this, can customize accurate length, be unlikely to extravagant reinforcement, moreover, can select the quantity of reinforcement according to actual conditions, for example apart from short, the little construction occasion of atress, can only place reinforcements, can greatly save the cost like this.
In the description of the present invention, it is to be understood that the terms "up and down", "left and right", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or parts referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The above-mentioned embodiments are merely preferred technical solutions of the present invention, and should not be construed as limitations of the present invention. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (5)
- The butterfly-shaped leading-in optical cable is characterized in that two reinforcing piece embedding openings (12) and reinforcing piece placing positions (13) are further arranged at the upper end and the lower end of the outer protective layer main body (11), the reinforcing pieces (2) are placed in the reinforcing piece placing positions (13), reinforcing piece embedding openings (12) and reinforcing piece placing positions (13) are communicated correspondingly, the diameters of the reinforcing pieces are larger than those of the reinforcing piece embedding openings (12), and the diameters of the reinforcing pieces are not larger than those of the reinforcing piece placing positions (13).
- 2, kinds of butterfly-shaped introducing optical cable, have optical communication part (3), reinforcement (2), outer jacket (1), muscle (6), messenger wire sheath (4) and messenger (5), outer jacket (1) contains outer jacket main part (11), optical communication part (3) and reinforcement (2) are located outer jacket main part (11), muscle (6) are located sheath main part (11) upper end, messenger wire sheath (4) are located muscle (6) upper end, messenger wire (5) are located messenger wire sheath (4), its characterized in that outer jacket main part (11) upper and lower both ends still be equipped with two reinforcement inlays entry (12) and reinforcement and places position (13), reinforcement (2) are placed in reinforcement and place position (13), corresponding position reinforcement inlays entry (12) and reinforcements and place position (13) and are linked together, the diameter of reinforcement is greater than the width that reinforcement inlays entry (12), the diameter of reinforcement is not more than the diameter of reinforcement and places the position (13).
- 3. The butterfly-shaped drop cable of claim 2, wherein said strength member surface is smooth or has strength member protrusions.
- 4. The kinds of butterfly-shaped drop cables of claim 2, wherein the suspension wire material is kinds of phosphated steel wire or galvanized steel wire.
- 5. The butterfly-shaped drop cables of claim 2, wherein the outer sheath body, ribs and messenger sheath are molded bodies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921188314.3U CN210005758U (en) | 2019-07-26 | 2019-07-26 | butterfly-shaped leading-in optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921188314.3U CN210005758U (en) | 2019-07-26 | 2019-07-26 | butterfly-shaped leading-in optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210005758U true CN210005758U (en) | 2020-01-31 |
Family
ID=69311023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921188314.3U Active CN210005758U (en) | 2019-07-26 | 2019-07-26 | butterfly-shaped leading-in optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210005758U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781693A (en) * | 2020-08-08 | 2020-10-16 | 常熟梁方智能技术有限公司 | Nested optical cable of self-supporting structure and cable |
| WO2022027886A1 (en) * | 2020-08-05 | 2022-02-10 | 江苏长飞中利光纤光缆有限公司 | High-strength optical cable |
| CN117908206A (en) * | 2024-03-15 | 2024-04-19 | 苏州专创光电科技有限公司 | Butterfly-shaped optical cable and prefabricated end-forming optical cable adopting same |
| CN117908206B (en) * | 2024-03-15 | 2024-05-17 | 苏州专创光电科技有限公司 | Butterfly-shaped optical cable and prefabricated end-forming optical cable adopting same |
-
2019
- 2019-07-26 CN CN201921188314.3U patent/CN210005758U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022027886A1 (en) * | 2020-08-05 | 2022-02-10 | 江苏长飞中利光纤光缆有限公司 | High-strength optical cable |
| CN111781693A (en) * | 2020-08-08 | 2020-10-16 | 常熟梁方智能技术有限公司 | Nested optical cable of self-supporting structure and cable |
| CN117908206A (en) * | 2024-03-15 | 2024-04-19 | 苏州专创光电科技有限公司 | Butterfly-shaped optical cable and prefabricated end-forming optical cable adopting same |
| CN117908206B (en) * | 2024-03-15 | 2024-05-17 | 苏州专创光电科技有限公司 | Butterfly-shaped optical cable and prefabricated end-forming optical cable adopting same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210005758U (en) | butterfly-shaped leading-in optical cable | |
| CN103021555A (en) | Photoelectric composite cable | |
| CN210109435U (en) | Optical cable of layer-stranding structure | |
| US6775445B2 (en) | Optical fiber drop cable | |
| CN210323509U (en) | Novel indoor and outdoor universal FTTH optical cable | |
| CN201319081Y (en) | Self-supporting optic-electrical composite cable | |
| CN218547082U (en) | S-shaped self-supporting butterfly cable with strippable sheath | |
| CN201965991U (en) | Optical-fiber-post-installed optical fiber composite cable | |
| CN218037464U (en) | PET loose tube reinforced leading-in optical cable | |
| CN203038725U (en) | Photoelectric composite cable | |
| CN212276059U (en) | Self-supporting nested optical cable and cable | |
| JP4665048B1 (en) | Optical drop cable | |
| CN211263889U (en) | Overhead optical cable and optical cable laying hardware fitting | |
| CN103955041A (en) | Introduced optical cable for FTTX | |
| CN103971840A (en) | Photovoltaic composite cable for power system | |
| CN210572932U (en) | Self-supporting composite optical cable | |
| CN107561662A (en) | A kind of dual-purpose optical cable of branching shape indoor and outdoor and manufacture method | |
| CN207440351U (en) | A kind of extruded mould of the resistance to damaged by rats butterfly leading in cable of protection type and its oversheath | |
| CN216622788U (en) | Indoor and outdoor butterfly-shaped leading-in optical cable | |
| CN209624848U (en) | A kind of rat-and-ant proof type all-dielectric self-supporting optical cable | |
| CN203894452U (en) | Leading-in optical cable for FTTX | |
| CN113678045A (en) | Overhead optical cable laying hardware fitting and overhead optical cable capable of being laid by hardware fitting | |
| CN203895171U (en) | Photoelectric composite cable for electric power system | |
| CN201449805U (en) | Aerial type outdoor anti-stretching 8-shaped category-5-super cable | |
| CN107632351A (en) | A kind of extruded mould of the resistance to damaged by rats butterfly leading in cable of protection type and its oversheath |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |