CN213482531U - Extensible multi-core butterfly-shaped leading-in optical cable - Google Patents
Extensible multi-core butterfly-shaped leading-in optical cable Download PDFInfo
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- CN213482531U CN213482531U CN202023099779.7U CN202023099779U CN213482531U CN 213482531 U CN213482531 U CN 213482531U CN 202023099779 U CN202023099779 U CN 202023099779U CN 213482531 U CN213482531 U CN 213482531U
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Abstract
The utility model belongs to the technical field of communication and optical cables, and discloses an expandable multi-core butterfly-shaped leading-in optical cable which is provided with a framework part, a plurality of expansion parts and a plurality of butterfly-shaped optical units; the method is characterized in that: the framework part consists of a framework body, a framework extension strip and a clamping part, and a central cavity is formed in the framework body; the expansion part is internally provided with an expansion cavity; and a clamping part is clamped into the expansion cavity of each expansion part and is made to be attached to the upper surface of the lower side wall body of the expansion part, and each expansion cavity is internally provided with a butterfly-shaped light unit which is positioned above the lower side wall body of the expansion part in the expansion cavity. The utility model discloses following main beneficial effect has: the structure is simple, the manufacture is easy, the manufacture qualification rate is high, the assembly and the laying are easy, the expansion is easy, and the fixing effect is excellent.
Description
Technical Field
The utility model belongs to the technical field of communication and optical cable, especially, relate to an extensible multicore butterfly-shaped introducing optical cable.
Background
In the prior art, the butterfly-shaped lead-in optical cable has a single structure and is inconvenient to expand, great inconvenience is brought to use, and sometimes, multiple cores are used as one core or cannot be flexibly assembled on site as required, so that unnecessary waste and inconvenience in use are caused. For this reason, there is a desire in the industry to address the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention discloses an expandable multi-core butterfly-shaped drop cable, which is implemented by the following technical solutions.
An extensible multi-core butterfly-shaped lead-in optical cable comprises a framework component, a plurality of extension components and a plurality of butterfly-shaped optical units, wherein each butterfly-shaped optical unit consists of a butterfly-shaped optical unit sheath, an optical transmission component and two reinforcing elements; the method is characterized in that: the framework component comprises a framework body, a plurality of framework extension strips and a plurality of clamping components, wherein a central cavity is formed in the framework body, one end of each framework extension strip extends outwards from the outer edge of the framework body, each clamping component is positioned at the other end of one framework extension strip, and the joint of the other end of each framework extension strip and each clamping component is positioned at the position close to the center of the clamping component; the expansion part is of a cuboid structure, an expansion cavity is arranged in the expansion part, an opening is formed in the middle of the lower side wall body of the expansion part to form a limiting gap, the left side of the lower side wall body of the expansion part is called a first limiting strip, and the right side of the lower side wall body of the expansion part is called a second limiting strip; and a clamping part is clamped into the expansion cavity of each expansion part and is made to be attached to the upper surface of the lower side wall body of the expansion part, and each expansion cavity is internally provided with a butterfly-shaped light unit which is positioned above the lower side wall body of the expansion part in the expansion cavity.
The expandable multi-core butterfly-shaped drop cable is characterized by further comprising a central reinforcing piece, and the central reinforcing piece is located in the central cavity.
Further, the expandable multi-core butterfly-shaped leading-in optical cable is characterized in that the central reinforcing part is made of steel wire or glass fiber reinforced plastic or copper wire or aluminum wire or lead wire, or is made of composite material, wherein the inner part of the composite material is made of steel wire or glass fiber reinforced plastic or copper wire or aluminum wire or lead wire or aramid yarn, and the outer part of the composite material is coated with plastic.
The expandable multi-core butterfly-shaped leading-in optical cable is characterized by further comprising a heat shrink tube, and the heat shrink tube is located in the central cavity.
Furthermore, the expandable multi-core butterfly-shaped leading-in optical cable is characterized in that the heat shrinkage tube is provided with a heat shrinkage groove, and the framework body is provided with a framework body groove.
The expandable multi-core butterfly-shaped drop cable is characterized in that the framework component is of an integrated structure.
The expandable multi-core butterfly-shaped drop cable is characterized in that the framework component is made of plastic or metal.
The expandable multi-core butterfly-shaped drop cable is characterized in that the expansion part is of an integrated structure.
The expandable multi-core butterfly-shaped drop cable is characterized in that the material of the expansion part is plastic or metal.
The expandable multi-core butterfly-shaped drop cable is characterized in that the material of the butterfly-shaped optical unit sheath is plastic.
An expandable multi-core butterfly-shaped drop cable is characterized in that the material of the optical transmission component is an optical fiber or a component with an optical fiber.
The expandable multi-core butterfly-shaped leading-in optical cable is characterized in that the reinforcing element is made of steel wires, glass fiber reinforced plastics, aramid yarns, copper wires, aluminum wires or lead wires.
The expandable multi-core butterfly-shaped drop cable is characterized in that the framework extension bars are symmetrically distributed outside the framework body.
The utility model discloses following main beneficial effect has: the structure is simple, the manufacture is easy, the manufacture qualification rate is high, the assembly and the laying are easy, the expansion is easy, and the fixing effect is excellent.
Drawings
Fig. 1 is a schematic perspective view of a dissected segment of the example 1.
Fig. 2 is an enlarged cross-sectional structure diagram of fig. 1.
FIG. 3 is a schematic, perspective, anatomical illustration of a section of the expansion member used in FIG. 1.
Fig. 4 is an enlarged cross-sectional view of fig. 3.
FIG. 5 is a schematic, anatomical perspective view of the skeletal member used in FIG. 1.
Fig. 6 is a schematic perspective view of a section of the butterfly light unit used in fig. 1 after dissection.
Fig. 7 is an enlarged cross-sectional view of fig. 6.
Fig. 8 is a schematic perspective view of a dissected segment of the example 2.
Fig. 9 is a schematic perspective view of a dissected segment of the example 3.
Fig. 10 is a schematic perspective view of a dissected segment of the example 4.
In order that those skilled in the art will more accurately and clearly understand and practice the present application, reference is now made to the following descriptions taken in conjunction with the accompanying drawings, in which: 1-framework part, 2-expansion part, 3-butterfly light unit, 4-central reinforcement, 10-central cavity, 11-framework body, 12-framework extension strip, 13-clamping part, 20-expansion cavity, 21-first limit strip, 22-second limit strip, 23-limit gap, 31-butterfly light unit sheath, 32-light transmission part, 33-reinforcement element, 34-tearing opening, 5-heat shrink tube, 51-heat shrink groove and 16-framework body groove.
Detailed Description
Examples 1
Referring to fig. 1 to 7, an expandable multi-core butterfly-shaped drop cable comprises a framework component 1, three expansion components 2, three butterfly-shaped optical units 3 and a central reinforcing component 4, wherein each butterfly-shaped optical unit 3 consists of a butterfly-shaped optical unit sheath 31, an optical transmission component 32 and two reinforcing elements 33, the optical transmission component is positioned in the center of the butterfly-shaped optical unit sheath, the two reinforcing elements are respectively positioned above and below the optical transmission component, the butterfly-shaped optical unit sheath covers the optical transmission component and the reinforcing elements, and the edges of the butterfly-shaped optical unit sheaths on the left side and the right side of the optical transmission component are provided with tearing ports 34; the method is characterized in that: the framework component 1 comprises a framework body 11, three framework extension bars 12 and three clamping components 13, wherein a central cavity 10 is formed in the framework body 11, one ends of the three framework extension bars 12 extend outwards from the outer edge of the framework body 11, each clamping component 13 is located at the other end of one framework extension bar 12, and the connection position of the other end of each framework extension bar 12 and each clamping component 13 is located at the position close to the center of the clamping component 13; the expansion part 2 is of a cuboid structure, an expansion cavity 20 is arranged inside the expansion part, an opening is formed in the middle of the lower side wall body of the expansion part to form a limiting gap 23, the left side of the lower side wall body of the expansion part is called a first limiting strip 21, and the right side of the lower side wall body of the expansion part is called a second limiting strip 22; a clamping part 13 is clamped into the expansion cavity 20 of each expansion part 2, the clamping part 13 is attached to the upper surface of the lower side wall body of the expansion part, a butterfly light unit is arranged in each expansion cavity 20 and is positioned above the lower side wall body of the expansion part in the expansion cavity; a central stiffener is positioned within the central cavity.
EXAMPLES example 2
Referring to fig. 8, and to fig. 1 to 7, an expandable multi-core butterfly-shaped drop cable is substantially the same as embodiment 1 except that the central strength member is replaced with a heat shrinkable tube 5.
EXAMPLE 3
Referring to fig. 9 and fig. 1 to 8, an expandable multi-core butterfly-shaped drop cable is substantially the same as embodiment 2, except that: the heat shrinkable tube 5 has a heat shrinkable groove 51, and the frame body has a frame body groove 16.
EXAMPLE 4
Referring to fig. 10 and fig. 1 to 7, an expandable multi-core butterfly-shaped drop cable is substantially the same as embodiment 1 except that a central strength member is omitted.
An expandable multi-core butterfly-shaped drop cable according to any one of the above embodiments, characterized in that the framework component is an integral structure.
An expandable multi-core butterfly-shaped drop cable according to any of the above embodiments, wherein the material of the framework component is plastic or metal.
An expandable multi-core butterfly-shaped drop cable according to any of the above embodiments, wherein the expansion part is a unitary structure.
An expandable multi-core butterfly-shaped drop cable according to any of the above embodiments, wherein the material of the expansion part is plastic or metal.
An expandable multi-core butterfly-shaped drop cable according to any of the above embodiments, wherein the material of the butterfly-shaped optical unit sheath is plastic.
An expandable multi-core butterfly-shaped drop cable according to any of the above embodiments, wherein the material of the optical transmission component is an optical fiber or a component with an optical fiber.
An expandable multi-core butterfly-shaped drop cable according to any of the above embodiments, wherein the material of the reinforcing element is steel wire, glass fiber reinforced plastic, aramid yarn, copper wire, aluminum wire or lead wire.
The expandable multi-core butterfly-shaped drop cable is characterized in that the number of the expansion parts is not three, and the number of the expansion parts can be more than three; the butterfly light units are not limited to three, and may be a plurality of butterfly light units.
The application discloses an extensible multicore butterfly-shaped introducing optical cable, its characterized in that the material of center reinforcement is steel wire or glass fiber reinforced plastics or copper wire or aluminium silk or lead wire, or is combined material the material is inside for steel wire or glass fiber reinforced plastics or copper wire or aluminium silk or lead wire or aramid yarn, outside cladding has the material of plastics.
The heat shrinkable tube described herein is shrinkable when heated to a certain temperature.
The framework extension bars in this application may be symmetrically distributed outside the framework body.
The light units can be conveniently expanded, and the butterfly-shaped light units and the expansion components which are as many as the framework extension bars are not necessarily arranged in practical use; can be less, and can be expanded according to the needs, so the use is more flexible and convenient; when the central reinforcing piece is not arranged, the reinforcing piece can penetrate through the central cavity to be fixed in construction; when the central reinforcing part is arranged, the central reinforcing part is fixed at the required length; when having pyrocondensation groove, skeleton body groove, during the construction, make the reinforcement side fill in skeleton body inslot, fill in the pyrocondensation inslot again, heat the skeleton body and make reinforcement and pyrocondensation pipe firmly combine to make skeleton body and pyrocondensation pipe firmly combine, when the construction, reinforcement can rotate an angle after going into the pyrocondensation inslot and avoid skeleton body groove, the sealing in skeleton body groove can scribble the viscose at the terminal surface.
In the application, the cross section of the butterfly-shaped light unit sheath is preferably rectangular or oval, the cross section of the butterfly-shaped light unit sheath can be matched with the shape of the expansion cavity, and in addition, the butterfly-shaped light unit sheath presses the clamping part and the inner wall of the top end of the expansion part, so that the structure is stable and reliable; in addition, the positions of the expansion component and the clamping component can be fixed by utilizing the gravity of the butterfly-shaped light unit and the expansion component, so that the structure is stable and reliable.
The fixing device has the beneficial technical effects of simple structure, easiness in manufacturing, high manufacturing qualification rate, easiness in assembling and laying, easiness in expanding, excellent fixing effect and the like.
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 (10)
1. An extensible multi-core butterfly-shaped lead-in optical cable comprises a framework component (1), a plurality of extension components (2) and a plurality of butterfly-shaped optical units (3), wherein each butterfly-shaped optical unit (3) consists of a butterfly-shaped optical unit sheath (31), an optical transmission component (32) and two reinforcing elements (33), the optical transmission component is positioned in the center of the butterfly-shaped optical unit sheath, the two reinforcing elements are respectively positioned above and below the optical transmission component, the butterfly-shaped optical unit sheath covers the optical transmission component and the reinforcing elements, and the edges of the butterfly-shaped optical unit sheaths on the left side and the right side of the optical transmission component are provided with tearing ports (34); the method is characterized in that: the framework component (1) is composed of a framework body (11), a plurality of framework extension bars (12) and a plurality of clamping components (13), a central cavity (10) is formed in the framework body (11), one end of each framework extension bar (12) extends outwards from the outer edge of the framework body (11), each clamping component (13) is located at the other end of one framework extension bar (12), and the connection position of the other end of each framework extension bar (12) and each clamping component (13) is located at the position, close to the center, of each clamping component (13); the expansion component (2) is of a cuboid structure, an expansion cavity (20) is arranged inside the expansion component, an opening is formed in the middle of the lower side wall body of the expansion component to form a limiting gap (23), the left side of the lower side wall body of the expansion component is called a first limiting strip (21), and the right side of the lower side wall body of the expansion component is called a second limiting strip (22); a clamping part (13) is clamped into the expansion cavity (20) of each expansion part (2) and the clamping part (13) is attached to the upper surface of the lower side wall body of the expansion part, and a butterfly-shaped light unit is arranged in each expansion cavity (20) and is positioned above the lower side wall body of the expansion part in the expansion cavity.
2. An expandable multi-core butterfly drop cable according to claim 1, further comprising a central strength member (4) positioned within the central cavity.
3. The expandable multi-core butterfly-shaped drop cable according to claim 2, wherein the central strength member is made of steel wire, glass fiber reinforced plastic, copper wire, aluminum wire or lead wire, or is made of a composite material, the inner portion of the composite material is made of steel wire, glass fiber reinforced plastic, copper wire, aluminum wire, lead wire or aramid yarn, and the outer portion of the composite material is coated with plastic.
4. The expandable multi-core butterfly drop cable of claim 1, further comprising a heat shrink tube (5) positioned within the central lumen.
5. The expandable multi-core butterfly-shaped drop cable of claim 4, wherein the heat-shrinkable tube has a heat-shrinkable groove (51) thereon, and the frame body has a frame body groove (16).
6. An expandable multi-core butterfly drop cable according to any one of claims 1 to 5, wherein the skeletal member is a unitary structure.
7. An expandable multi-core butterfly drop cable according to any one of claims 1 to 5, wherein the material of the skeletal member is plastic or metal.
8. An expandable multi-core butterfly drop cable according to any one of claims 1 to 5, wherein the expansion part is a unitary structure.
9. An expandable multi-core butterfly drop cable according to any one of claims 1 to 5, wherein the material of the expansion element is plastic or metal.
10. An expandable multi-core butterfly drop cable according to any one of claims 1 to 5, wherein the material of the butterfly light unit sheath is plastic; the material of the optical transmission member is an optical fiber or a member having an optical fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023099779.7U CN213482531U (en) | 2020-12-21 | 2020-12-21 | Extensible multi-core butterfly-shaped leading-in optical cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023099779.7U CN213482531U (en) | 2020-12-21 | 2020-12-21 | Extensible multi-core butterfly-shaped leading-in optical cable |
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| CN213482531U true CN213482531U (en) | 2021-06-18 |
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| CN202023099779.7U Active CN213482531U (en) | 2020-12-21 | 2020-12-21 | Extensible multi-core butterfly-shaped leading-in optical cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116577893A (en) * | 2023-07-14 | 2023-08-11 | 江苏永鼎股份有限公司 | Butterfly-shaped lead-in optical cable with multi-unit structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116577893A (en) * | 2023-07-14 | 2023-08-11 | 江苏永鼎股份有限公司 | Butterfly-shaped lead-in optical cable with multi-unit structure |
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