WO2022077730A1

WO2022077730A1 - Bow-type drop photoelectric composite cable

Info

Publication number: WO2022077730A1
Application number: PCT/CN2020/133730
Authority: WO
Inventors: 王晓艳; 任建刚
Original assignee: 江苏长飞中利光纤光缆有限公司
Priority date: 2020-10-17
Filing date: 2020-12-04
Publication date: 2022-04-21
Also published as: CN112233847A; CN112233847B

Abstract

A bow-type drop photoelectric composite cable, comprising a sheath unit, a first power transmission body, a second power transmission body, and a bow-type drop light unit; the sheath unit consists of first to fourth sheathes (11-14), the bow-type drop light unit consists of a light guide fiber (44), a first reinforcing member (42) located on the upper side of the light guide fiber (44), a second reinforcing member (43) located on the lower side of the light guide fiber (44), and a bow-type protective cover (41) covering the light guide fiber (44), the first reinforcing member (42), and the second reinforcing member (43); and the first power transmission body is located in the second sheath (12), the second power transmission body is located in the third sheath (13), and the bow-type drop light unit is located in an optical communication hole. Said composite cable has the main beneficial effects of having a simple structure, being easy to manufacture, consuming less materials, and having low cost and good heat dissipation effect, and two functional cables can be laid at a time, thereby having high construction efficiency.

Description

A butterfly-shaped introduction photoelectric composite cable

technical field

The invention belongs to the technical field of power cables and communications, and in particular relates to a butterfly-shaped lead-in optoelectronic composite cable.

Background technique

CN211125087U discloses an anti-rat and anti-ant optoelectronic hybrid cable for a reinforced 5G wireless communication small base station. Two cables are arranged in parallel on the left and right. On the outside, the filler is filled on the outside of the cable and optical cable and the filling rope on the inside of the tape, and the outer side of the tape is also covered with a shielding layer, a sheath and an outer layer in turn, embedded between the tape and the filler or between the tape and the shielding layer. A tie yarn is sleeved, and a tear rope is sleeved between the shielding layer and the sheath or between the wrapping tape and the shielding layer. The optical cable and the cable of the invention are distributed in a cross, the cable core structure is stable, the optical cable adopts a butterfly optical cable, which is suitable for the optical cable to enter the house. The interference performance is good, the yarn binding and filler effectively ensure the roundness of the hybrid cable, the symmetrical tearing rope can effectively tear the sheath, and the nylon outer layer can improve the pressure resistance and wear resistance, and effectively prevent the damage of mouse ants. Its structure is complex, bulky and high cost.

CN211125126U discloses a simple reinforced small base station anti-rat and anti-ant optoelectronic hybrid cable, which also has corresponding defects.

CN105761824A discloses a power or communication photoelectric composite cable with parallel cable cores, which comprises a cable core, a first protective layer outside the cable core, and an outer sheath outside the first protective layer; it is characterized in that the cable core It consists of two insulated wires, a butterfly optical cable, two round filling ropes, and an oval filling rope. It solves the technical problem of out-of-roundness, the electric heating has a great influence on the light transmission, and the structure is complicated and the cost is high.

SUMMARY OF THE INVENTION

In order to solve the above problems, the purpose of the present invention is to disclose that it is realized by adopting the following technical solutions.

A butterfly-shaped introduction photoelectric composite cable has a sheath unit, a first power transmission body, a second power transmission body and a butterfly-shaped introduction optical unit; the sheath unit is composed of a first sheath, a second sheath, a third sheath, a third sheath It consists of four sheaths. The first power transmission body is composed of a first conductor and a first insulating layer covering the first conductor. The second power transmission body is composed of a second conductor and a second insulating layer covering the second conductor. The butterfly-shaped introduction light unit is composed of an optical fiber, a first reinforcement located on the upper side of the optical fiber, a second reinforcement located on the lower side of the optical fiber, and wraps the optical fiber, the first reinforcement and the second reinforcement. The butterfly protective cover is composed of a butterfly protective cover, the edge of the butterfly protective cover on the left side of the optical fiber has a first tear opening, and the butterfly protective cover edge on the right side of the optical fiber has a second tear opening; it is characterized in that the first sheath The inner edge of the first sheath and the inner edge of the third sheath are on the same cylindrical surface, the outer edge of the first sheath and the outer edge of the third sheath are on the same cylindrical surface, the second sheath The four sheaths are of circular cylindrical structure, the second sheath has a second power transmission hole inside, the fourth sheath has a third power transmission hole, one end of the first sheath is connected to the upper edge of the second sheath, the first sheath is The other end of the sheath is connected to the upper edge of the fourth sheath, one end of the third sheath is connected to the upper edge of the second sheath, the other end of the third sheath is connected to the upper edge of the fourth sheath, the first Optical communication holes are formed between the inner edge of the sheath, the right edge of the second sheath, the inner edge of the third sheath, and the left edge of the fourth sheath, the first power transmission body is located in the second power transmission hole, and the first power transmission body is located in the second power transmission hole. The second power transmission body is located in the third power transmission hole, and the butterfly-shaped introduction light unit is located in the optical communication hole; the upper and lower edges of the butterfly-shaped protective cover are on the same cylindrical surface, and the left edge of the butterfly-shaped protective cover is a part of the surface of the cylinder , the right edge of the butterfly protective cover is a part of the surface of the cylinder, the axes of the first reinforcement, the second reinforcement and the optical fiber are in the first plane, the second transmission hole, the third transmission hole, the optical fiber three The axis of the person is in the second plane, the first plane is perpendicular to the second plane, and the second plane passes through the vertices of the first tear opening and the second tear opening; the distance from the outer edge of the first sheath and the A cylinder A with the same distance from the inner edge of the sheath passes through the axis of the second transmission hole, and a cylinder A with the same distance from the outer edge of the first sheath and the inner edge of the first sheath passes through the third The axis of the transmission hole.

A butterfly-shaped introduction photoelectric composite cable has a sheath unit, a first loose tube, a second loose tube and a butterfly-shaped optical introduction unit; the sheath unit is composed of a first sheath, a second sheath, and a third sheath. and the fourth sheath, the first loose tube is composed of a plurality of first optical conductors and a first insulating layer covering the first optical conductor, and the second loose tube is composed of a plurality of second optical conductors and a first insulating layer covering the first optical conductor. The second insulating layer of the second optical conductor is formed, and the butterfly-shaped light introduction unit is composed of an optical fiber, a first reinforcement located on the upper side of the optical fiber, a second reinforcement located on the lower side of the optical fiber, and the optical fiber and the first reinforcement. and the butterfly protective cover covered by the second reinforcing piece, the edge of the butterfly protective cover on the left side of the optical fiber has a first tear opening, and the edge of the butterfly protective cover on the right side of the optical fiber has a second tear opening It is characterized in that the inner edge of the first sheath and the inner edge of the third sheath are on the same cylindrical surface, the outer edge of the first sheath and the outer edge of the third sheath are on the same cylindrical surface, and the second sheath is on the same cylindrical surface. It is a circular cylinder structure, the fourth sheath is a circular cylinder structure, the second sheath has a second power transmission hole inside, the fourth sheath has a third power transmission hole, and one end of the first sheath is connected to the second power transmission hole. The upper edge of the sheath, the other end of the first sheath is connected to the upper edge of the fourth sheath, one end of the third sheath is connected to the upper edge of the second sheath, and the other end of the third sheath is connected to the fourth sheath. The upper edge of the sheath, the inner edge of the first sheath, the right edge of the second sheath, the inner edge of the third sheath, and the left edge of the fourth sheath form an optical communication hole, and the first loose sleeve forms an optical communication hole. The tube is located in the second transmission hole, the first loose tube is located in the third transmission hole, and the butterfly-shaped optical introduction unit is located in the optical communication hole; the upper and lower edges of the butterfly-shaped protective sleeve are on the same cylindrical surface, and the butterfly-shaped protective sleeve is located on the same cylindrical surface. The left edge of the sleeve is part of the surface of the cylinder, the right edge of the butterfly protective sleeve is part of the surface of the cylinder, the axes of the first reinforcement, the second reinforcement and the optical fiber are in the first plane, and the second power transmission The axes of the hole, the third transmission hole, and the optical fiber are in the second plane, the first plane is perpendicular to the second plane, and the second plane passes through the vertices of the first tear opening and the second tear opening; The distance from the outer edge of the sheath and the distance from the inner edge of the first sheath is equal to the axis of the cylinder A passing through the second transmission hole, the distance from the outer edge of the first sheath and the inner edge of the first sheath A cylinder A of equal distance passes through the axis of the third transmission hole.

The above-mentioned butterfly-shaped lead-in optoelectronic composite cable is characterized in that the sheath unit has an integrated structure.

The above-mentioned butterfly-shaped introduction photoelectric composite cable is characterized in that the material of the sheath unit is polypropylene or polybutylene terephthalate or low density polyethylene or medium density polyethylene or high density polyethylene. Ethylene or LSZHPE or LSHLPE or PVC or Nylon or PTFE or TPE or TPU.

The above-mentioned butterfly-shaped lead-in optoelectronic composite cable is characterized in that the material of the first electrical conductor is copper, aluminum or alloy.

The above-mentioned butterfly-shaped lead-in optoelectronic composite cable is characterized in that the material of the second electrical conductor is copper, aluminum or alloy.

The above-mentioned butterfly-shaped introduction photoelectric composite cable is characterized in that the material of the first insulating layer is polypropylene or polybutylene terephthalate or low density polyethylene or medium density polyethylene or high density. Polyethylene or LSZHPE or LSHL or PVC or Nylon or Teflon or TPE or TPU.

The above-mentioned butterfly-shaped introduction photoelectric composite cable is characterized in that the material of the second insulating layer is polypropylene or polybutylene terephthalate or low density polyethylene or medium density polyethylene or high density. Polyethylene or LSZHPE or LSHL or PVC or Nylon or Teflon or TPE or TPU.

The above-mentioned butterfly-shaped introduction photoelectric composite cable is characterized in that the first optical conductor is an optical fiber, and the model of the optical fiber is G.652 or G.653 or G.654 or G.655 or G .656 or G.657 or A1a or A1b or A1c or A1d or OM1 or OM2 or OM3 or OM4.

The above-mentioned butterfly-shaped introduction photoelectric composite cable is characterized in that the second optical conductor is an optical fiber, and the model of the optical fiber is G.652 or G.653 or G.654 or G.655 or G .656 or G.657 or A1a or A1b or A1c or A1d or OM1 or OM2 or OM3 or OM4.

The above-mentioned butterfly-shaped introduction photoelectric composite cable is characterized in that the material of the butterfly-shaped protective sleeve is polypropylene or polybutylene terephthalate or low density polyethylene or medium density polyethylene or high density. Polyethylene or LSZHPE or LSHL or PVC or Nylon or Teflon or TPE or TPU.

The above-mentioned butterfly-shaped lead-in optoelectronic composite cable is characterized in that the first reinforcing member is a steel rod or a copper rod or an aluminum rod or an alloy rod or a glass fiber reinforced plastic rod.

The above-mentioned butterfly-shaped lead-in optoelectronic composite cable is characterized in that the second reinforcing member is a steel rod or a copper rod or an aluminum rod or an alloy rod or a glass fiber reinforced plastic rod.

The above-mentioned butterfly-shaped introduction photoelectric composite cable is characterized in that the model of the optical fiber is G.652 or G.653 or G.654 or G.655 or G.656 or G.657 or A1a or A1b or A1c or A1d or OM1 or OM2 or OM3 or OM4.

The above-mentioned butterfly-shaped lead-in optoelectronic composite cable is characterized in that the width of the butterfly-shaped protective sleeve is 2±0.3 mm.

The above-mentioned butterfly-shaped lead-in optoelectronic composite cable is characterized in that the height of the butterfly-shaped protective sleeve is 3±0.3 mm.

The present invention has the following main beneficial effects: simple structure, easy manufacture, less material consumption, low cost, excellent heat dissipation effect, and the laying of two functional cables can be completed at one time, so the construction efficiency is higher.

Description of drawings

FIG. 1 is a schematic diagram of a section of the dissected three-dimensional structure of Example 1 in this application.

FIG. 2 is an enlarged schematic cross-sectional structure diagram of FIG. 1 .

FIG. 3 is a schematic view of the enlarged cross-sectional structure of FIG. 1 .

FIG. 4 is a schematic cross-sectional structure diagram of Embodiment 2. FIG.

In order to enable those skilled in the art to more accurately and clearly understand and implement the present application, the reference numerals are further described below with reference to the accompanying drawings, in the drawings: 11—first sheath, 12—second sheath, 13— The third sheath, 14—the fourth sheath, 21—the first electrical conductor, 22—the first insulating layer, 23—the first optical conductor, 31—the second electrical conductor, 32—the second insulating layer, 33—the first insulating layer Two optical conductors, 41—butterfly protective cover, 42—first reinforcing piece, 43—second reinforcing piece, 44—optical fiber, 45—first tear opening, 46—second tear opening.

Detailed ways

Implementation Example 1

Please refer to Figures 1 to 3, a butterfly-shaped drop-in optoelectronic composite cable, which has a sheath unit, a first power transmission body, a second power transmission body, and a butterfly-shaped drop-in optical unit; The sheath 12, the third sheath 13, and the fourth sheath 14 are composed. The first power transmission body is composed of the first conductor 21 and the first insulating layer 22 covering the first conductor 21. The second power transmission body is composed of the first conductor 21 and the first insulating layer 22. The two electrical conductors 31 and the second insulating layer 32 covering the second electrical conductors 31 are formed. The butterfly-shaped light introduction unit is composed of an optical fiber 44 , a first reinforcing member 42 located on the upper side of the optical fiber 44 , and a first reinforcing member 42 located on the lower side of the optical fiber 44 . The second reinforcing member 43, the butterfly-shaped protective sleeve 41 covering the optical fiber, the first reinforcing member and the second reinforcing member are formed, and the edge of the butterfly-shaped protective sleeve on the left side of the optical fiber has a first tear opening 45, There is a second tear opening 46 on the edge of the butterfly protective sheath on the right side of the optical fiber; it is characterized in that the inner edge of the first sheath 11 and the inner edge of the third sheath 13 are on the same cylindrical surface, and the first sheath 11 The outer edge and the outer edge of the third sheath 13 are on the same cylindrical surface, the second sheath 12 is a circular cylindrical structure, the fourth sheath 14 is a circular cylindrical structure, and the second sheath 12 has a Two power transmission holes, the fourth sheath 14 has a third power transmission hole inside, one end of the first sheath 11 is connected to the upper edge of the second sheath 12 , and the other end of the first sheath 11 is connected to the fourth sheath 14 . The upper edge, one end of the third sheath 13 is connected to the upper edge of the second sheath 12, the other end of the third sheath 13 is connected to the upper edge of the fourth sheath 14, the inner edge of the first sheath 11, the first Optical communication holes are formed between the right edge of the second sheath 12, the inner edge of the third sheath 13, and the left edge of the fourth sheath 14. The first power transmission body is located in the second power transmission hole, and the second power transmission body is located in the In the third power transmission hole, the butterfly-shaped introduction light unit is located in the optical communication hole; the upper and lower edges of the butterfly-shaped protective sleeve 41 are on the same cylindrical surface, and the left edge of the butterfly-shaped protective sleeve 41 is a part of the surface of the cylinder. The right edge of the protective sleeve 41 is a part of the surface of the cylinder, the axes of the first reinforcing member 42, the second reinforcing member 43, and the optical fiber 44 are in the first plane, and the second power transmission hole, the third power transmission hole, the light guide The axes of the three fibers 44 are in the second plane, the first plane is perpendicular to the second plane, and the second plane passes through the vertices of the first tear opening 45 and the second tear opening 46; The distance from the edge and the distance from the inner edge of the first sheath 11 is equal to the axis of the cylinder A passing through the second transmission hole, the distance from the outer edge of the first sheath 11 and the distance from the inner edge of the first sheath 11. A cylinder A of equal distance passes through the axis of the third transmission hole.

Implementation Example 2

Please refer to Figure 4, and with reference to Figures 1 to 3, a butterfly-shaped drop-in optoelectronic composite cable, which has a sheath unit, a first loose tube, a second loose tube, and a butterfly-shaped drop-in optical unit; A sheath 11 , a second sheath 12 , a third sheath 13 , and a fourth sheath 14 . The first loose tube is composed of a plurality of first optical conductors 23 and a first insulation covering the first optical conductors 23 Layer 22, the second loose tube is composed of a plurality of second optical conductors 33 and a second insulating layer 32 covering the second optical conductors 33, and the butterfly-shaped light introduction unit is composed of an optical fiber 44, located on the upper side of the optical fiber 44. The first reinforcement 42, the second reinforcement 43 located on the lower side of the optical fiber 44, the butterfly protective cover 41 covering the optical fiber, the first reinforcement and the second reinforcement are constituted, and the butterfly on the left side of the optical fiber is formed. There is a first tear opening 45 on the edge of the protective cover, and a second tear opening 46 on the edge of the butterfly protective cover on the right side of the optical fiber; The inner edge is on the same cylindrical surface, the outer edge of the first sheath 11 and the outer edge of the third sheath 13 are on the same cylindrical surface, the second sheath 12 is a circular cylindrical structure, and the fourth sheath 14 is a circular Ring cylinder structure, the second sheath 12 has a second power transmission hole inside, the fourth sheath 14 has a third power transmission hole inside, one end of the first sheath 11 is connected to the upper edge of the second sheath 12, and the first sheath The other end of the sheath 11 is connected to the upper edge of the fourth sheath 14 , one end of the third sheath 13 is connected to the upper edge of the second sheath 12 , and the other end of the third sheath 13 is connected to the fourth sheath 14 . On the upper edge, an optical communication hole is formed between the inner edge of the first sheath 11, the right edge of the second sheath 12, the inner edge of the third sheath 13, and the left edge of the fourth sheath 14, and the first loose The sleeve is located in the second transmission hole, the first loose sleeve is located in the third transmission hole, and the butterfly-shaped introduction optical unit is located in the optical communication hole; the upper and lower edges of the butterfly-shaped protective sleeve 41 are on the same cylindrical surface, and the butterfly The left edge of the protective cover 41 is a part of the cylindrical surface, the right edge of the butterfly protective cover 41 is a part of the surface of the cylindrical body, and the axes of the first reinforcement 42, the second reinforcement 43, and the optical fiber 44 are in the first position. In one plane, the axes of the second power transmission hole, the third power transmission hole and the optical fiber 44 are in the second plane, the first plane is perpendicular to the second plane, and the second plane passes through the first tear opening 45 and the second plane. The apex of the tear opening 46; the axis of the cylinder A with the same distance from the outer edge of the first sheath 11 and the inner edge of the first sheath 11 passing through the second power transmission hole, and the axis of the first sheath 11 The distance from the outer edge and the distance from the inner edge of the first sheath 11 are equal to the cylinder A passing through the axis of the third power transmission hole.

The above-mentioned butterfly-shaped lead-in optoelectronic composite cable is characterized in that the cross-sectional shape of the butterfly-shaped protective sleeve is an axe shape, which is symmetrical up and down, and also symmetrical from left to right.

This application can be used indoors or outdoors.

The cross-section of the profile of the present application is like glasses.

In the present application, the butterfly-shaped protective sleeve is located in the optical communication hole and is filled with glue between the edges of the first, second, third and fourth sheaths respectively, so the butterfly-shaped introduction into the optical unit structure Stable and reliable.

In the present application, the butterfly-shaped protective sleeve is located in the optical communication hole and is respectively attached to the edges of the first, second, third and fourth sheaths, so the butterfly-shaped introduction light unit has a stable and reliable structure.

In Example 1 of this application, part of the first power transmission body is located outside the outer edge of the first sheath, and part of the second power transmission body is located outside the outer edge of the second sheath, so the first power transmission body and the second power transmission body are located outside the outer edge of the second sheath. better cooling effect. In this embodiment, one cable can be used to enter the home, and the functions of power supply and optical signal access can be realized at the same time, which greatly facilitates the process of electric power and optical fiber FTTH.

In Example 1 of the present application, the part of the first loose tube is located outside the outer edge of the first sheath, the part of the second loose tube is located outside the outer edge of the second sheath, and the loose tube has a plurality of light beams Therefore, the density of the communication fiber is higher and the communication capability is stronger.

In the present application, the integrated sheath structure is easy to form and can be realized by extrusion, and has a simple structure and high forming speed.

The invention has the following main beneficial effects: simple structure, easy manufacture, less material consumption, low cost, excellent heat dissipation effect, and the laying of two functional cables can be completed at one time, so the construction efficiency is higher.

The above-mentioned embodiments are only preferred technical solutions of the present invention, and should not be regarded as limitations of the present invention. The protection scope of the present invention shall take the technical solutions described in the claims, including the equivalent alternatives of the technical features in the technical solutions described in the claims, as the protection scope. That is, equivalent replacements and improvements within this scope are also within the protection scope of the present invention.

Claims

A butterfly-shaped introduction photoelectric composite cable has a sheath unit, a first power transmission body, a second power transmission body and a butterfly-shaped introduction optical unit; the sheath unit is composed of a first sheath, a second sheath, a third sheath, a third sheath It consists of four sheaths. The first power transmission body is composed of a first conductor and a first insulating layer covering the first conductor. The second power transmission body is composed of a second conductor and a second insulating layer covering the second conductor. The butterfly-shaped introduction light unit is composed of an optical fiber, a first reinforcement located on the upper side of the optical fiber, a second reinforcement located on the lower side of the optical fiber, and wraps the optical fiber, the first reinforcement and the second reinforcement. The butterfly protective cover is composed of a butterfly protective cover, the edge of the butterfly protective cover on the left side of the optical fiber has a first tear opening, and the butterfly protective cover edge on the right side of the optical fiber has a second tear opening; it is characterized in that the first sheath The inner edge of the first sheath and the inner edge of the third sheath are on the same cylindrical surface, the outer edge of the first sheath and the outer edge of the third sheath are on the same cylindrical surface, the second sheath The four sheaths are of circular cylindrical structure, the second sheath has a second power transmission hole inside, the fourth sheath has a third power transmission hole, one end of the first sheath is connected to the upper edge of the second sheath, the first sheath is The other end of the sheath is connected to the upper edge of the fourth sheath, one end of the third sheath is connected to the upper edge of the second sheath, the other end of the third sheath is connected to the upper edge of the fourth sheath, the first Optical communication holes are formed between the inner edge of the sheath, the right edge of the second sheath, the inner edge of the third sheath, and the left edge of the fourth sheath, the first power transmission body is located in the second power transmission hole, and the first power transmission body is located in the second power transmission hole. The second power transmission body is located in the third power transmission hole, and the butterfly-shaped introduction light unit is located in the optical communication hole; the upper and lower edges of the butterfly-shaped protective cover are on the same cylindrical surface, and the left edge of the butterfly-shaped protective cover is a part of the surface of the cylinder , the right edge of the butterfly protective cover is a part of the surface of the cylinder, the axes of the first reinforcement, the second reinforcement and the optical fiber are in the first plane, the second transmission hole, the third transmission hole, the optical fiber three The axis of the person is in the second plane, the first plane is perpendicular to the second plane, and the second plane passes through the vertices of the first tear opening and the second tear opening; the distance from the outer edge of the first sheath and the A cylinder A with the same distance from the inner edge of the sheath passes through the axis of the second transmission hole, and a cylinder A with the same distance from the outer edge of the first sheath and the inner edge of the first sheath passes through the third The axis of the transmission hole.
A butterfly-shaped drop-in optoelectronic composite cable according to claim 1, characterized in that the sheath unit is an integral structure.
A butterfly-shaped drop-in optoelectronic composite cable according to claim 1, wherein the material of the sheath unit is polypropylene or polybutylene terephthalate or low density polyethylene or medium density polyethylene or High density polyethylene or low smoke halogen free polyethylene or low smoke low halogen polyethylene or polyvinyl chloride or nylon or polytetrafluoroethylene or TPE or TPU; the material of the first insulating layer is polypropylene or polyterephthalene Butylene formate or low density polyethylene or medium density polyethylene or high density polyethylene or low smoke zero halogen polyethylene or low smoke low halogen polyethylene or polyvinyl chloride or nylon or polytetrafluoroethylene or TPE or TPU; The material of the second insulating layer is polypropylene or polybutylene terephthalate or low density polyethylene or medium density polyethylene or high density polyethylene or low smoke halogen free polyethylene or low smoke low halogen polyethylene or polyvinyl chloride or nylon or polytetrafluoroethylene or TPE or TPU; the material of the butterfly protective cover is polypropylene or polybutylene terephthalate or low density polyethylene or medium density polyethylene or high density Polyethylene or LSZHPE or LSHL or PVC or Nylon or Teflon or TPE or TPU.
A butterfly-shaped drop-in optoelectronic composite cable according to claim 1 or claim 2 or claim 3, characterized in that the material of the first electrical conductor is copper or aluminum or an alloy; the material of the second electrical conductor is copper or aluminum or alloy.
A butterfly-shaped drop-in optoelectronic composite cable according to claim 1 or claim 2 or claim 3, wherein the first reinforcing member is a steel rod or a copper rod or an aluminum rod or an alloy rod or a glass fiber reinforced plastic rod; the second reinforcement is a steel rod or a copper rod or an aluminum rod or an alloy rod or a glass fiber reinforced plastic rod.
A butterfly-shaped drop-in optoelectronic composite cable according to claim 1 or claim 2 or claim 3, characterized in that the model of the optical fiber is G.652 or G.653 or G.654 or G.655 or G.656 or G.657 or A1a or A1b or A1c or A1d or OM1 or OM2 or OM3 or OM4.
A butterfly-shaped introduction photoelectric composite cable has a sheath unit, a first loose tube, a second loose tube and a butterfly-shaped optical introduction unit; the sheath unit is composed of a first sheath, a second sheath, and a third sheath. and the fourth sheath, the first loose tube is composed of a plurality of first optical conductors and a first insulating layer covering the first optical conductor, and the second loose tube is composed of a plurality of second optical conductors and a first insulating layer covering the first optical conductor. The second insulating layer of the second optical conductor is formed, and the butterfly-shaped light introduction unit is composed of an optical fiber, a first reinforcement located on the upper side of the optical fiber, a second reinforcement located on the lower side of the optical fiber, and the optical fiber and the first reinforcement. and the butterfly protective cover covered by the second reinforcing piece, the edge of the butterfly protective cover on the left side of the optical fiber has a first tear opening, and the edge of the butterfly protective cover on the right side of the optical fiber has a second tear opening It is characterized in that the inner edge of the first sheath and the inner edge of the third sheath are on the same cylindrical surface, the outer edge of the first sheath and the outer edge of the third sheath are on the same cylindrical surface, and the second sheath is on the same cylindrical surface. It is a circular cylinder structure, the fourth sheath is a circular cylinder structure, the second sheath has a second power transmission hole inside, the fourth sheath has a third power transmission hole, and one end of the first sheath is connected to the second power transmission hole. The upper edge of the sheath, the other end of the first sheath is connected to the upper edge of the fourth sheath, one end of the third sheath is connected to the upper edge of the second sheath, and the other end of the third sheath is connected to the fourth sheath. The upper edge of the sheath, the inner edge of the first sheath, the right edge of the second sheath, the inner edge of the third sheath, and the left edge of the fourth sheath form an optical communication hole, and the first loose sleeve forms an optical communication hole. The tube is located in the second transmission hole, the first loose tube is located in the third transmission hole, and the butterfly-shaped optical introduction unit is located in the optical communication hole; the upper and lower edges of the butterfly-shaped protective sleeve are on the same cylindrical surface, and the butterfly-shaped protective sleeve is located on the same cylindrical surface. The left edge of the sleeve is part of the surface of the cylinder, the right edge of the butterfly protective sleeve is part of the surface of the cylinder, the axes of the first reinforcement, the second reinforcement and the optical fiber are in the first plane, and the second power transmission The axes of the hole, the third transmission hole, and the optical fiber are in the second plane, the first plane is perpendicular to the second plane, and the second plane passes through the vertices of the first tear opening and the second tear opening; The distance from the outer edge of the sheath and the distance from the inner edge of the first sheath is equal to the axis of the cylinder A passing through the second transmission hole, the distance from the outer edge of the first sheath and the inner edge of the first sheath A cylinder A of equal distance passes through the axis of the third transmission hole.
A butterfly-shaped drop-in optoelectronic composite cable according to claim 7, characterized in that the first optical conductor is an optical fiber, and the model of the optical fiber is G.652 or G.653 or G.654 or G.654 or G. 655 or G.656 or G.657 or A1a or A1b or A1c or A1d or OM1 or OM2 or OM3 or OM4; the second optical conductor is an optical fiber, and the model of the optical fiber is G.652 or G.653 or G.654 or G.655 or G.656 or G.657 or A1a or A1b or A1c or A1d or OM1 or OM2 or OM3 or OM4.
The butterfly-shaped drop-in optoelectronic composite cable according to claim 7 or claim 8, characterized in that the width of the butterfly-shaped protective sleeve is 2±0.3 mm.
The butterfly-shaped drop-in optoelectronic composite cable according to claim 7 or claim 8, wherein the butterfly-shaped protective sleeve has a height of 3±0.3 mm.