CN211016585U - Photoelectric hybrid cable with triangular cross section - Google Patents
Photoelectric hybrid cable with triangular cross section Download PDFInfo
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- CN211016585U CN211016585U CN201922272456.4U CN201922272456U CN211016585U CN 211016585 U CN211016585 U CN 211016585U CN 201922272456 U CN201922272456 U CN 201922272456U CN 211016585 U CN211016585 U CN 211016585U
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Abstract
The utility model belongs to the cable field, especially, relate to a photoelectric mixed cable of triangle-shaped cross section, have triangle-shaped outer jacket, at least one power transmission line and at least one optical communication part, its characterized in that form four triangle-shaped appearance chambeies in the outer jacket, form three isolation layer between four appearance chambeies respectively, the apex angle department that two adjacent isolation layers intersect still is equipped with a reinforcement respectively, the reinforcement be located between two adjacent apex angles of two adjacent appearance chambeies, put into power transmission line or optical communication part in four appearance chambeies, optical communication part arranges in same appearance intracavity; the utility model solves the problem of low compression resistance of the optical cable without armor layer in the prior art; the utility model has the advantages of simple structure, stability, low processing cost, good tensile property, good compressive property, good bending property and the like.
Description
Technical Field
The utility model belongs to the cable field especially relates to a mixed cable of photoelectricity in triangle-shaped cross-section.
Background
With the wide popularization of domestic 5G construction, 5G base stations need more optical-electrical hybrid cables to transmit optical signals, electrical signals and electric power, and therefore the optical-electrical hybrid cables play more and more important roles in the 5G network arrangement of operators in the future.
In the prior art, CN206193304U discloses a triangular cross-section drop cable, an outer sheath with an equilateral triangle cross-section covers 3 optical fiber units and 1 reinforcing component formed by a central reinforcing member and a central reinforcing member cushion layer to form the triangular cross-section drop cable, wherein the central reinforcing member is disposed at the midpoint of the equilateral triangle, the 3 optical fiber units are rotationally symmetric outside the central reinforcing member cushion layer and are respectively disposed on three central lines of the equilateral triangle, two sides of each optical fiber unit are respectively provided with an acute angle separation groove on the outer sheath, and the angular bisector of the separation groove points to the optical fiber.
The above prior art has the following disadvantages: the outer protective layer of the optical cable is directly extruded outside the tight-buffered optical fiber, when the optical cable is extruded, the compression resistance protection of the tight-buffered optical fiber only depends on the characteristics of the outer protective layer and the triangular shape of the optical cable, and the reinforcing piece is positioned between the tight-buffered optical fibers and only provides tensile property for the optical cable; accordingly, the applicant believes that there is room for improvement in the above cable construction.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention discloses a hybrid optical/electrical cable with a triangular cross section, which is implemented by the following technical solutions.
A photoelectric hybrid cable with a triangular cross section is provided with a triangular outer protective layer, at least one power transmission line and at least one optical communication component, and is characterized in that a first containing cavity, a second containing cavity, a third containing cavity and a fourth containing cavity are formed in the outer protective layer, the first containing cavity, the second containing cavity, the third containing cavity and the fourth containing cavity are triangular, a second isolating layer, a third isolating layer and a first isolating layer are respectively formed between the second containing cavity, the third containing cavity and the fourth containing cavity and the first containing cavity, a first edge reinforcing member is further arranged at the intersection vertex angle of the first isolating layer and the second isolating layer, a second edge reinforcing member is further arranged at the intersection vertex angle of the first isolating layer and the third isolating layer, a third edge reinforcing member is further arranged at the intersection vertex angle of the second isolating layer and the third isolating layer, and the first edge reinforcing member is positioned between two adjacent corner positions of the second containing cavity and the fourth containing cavity, the second edge reinforcement is located between two adjacent corners of the third containing cavity and the fourth containing cavity, the third edge reinforcement is located between two adjacent corners of the second containing cavity and the third containing cavity, power transmission lines or optical communication components are placed in the first containing cavity, the second containing cavity, the third containing cavity and the fourth containing cavity, and the optical communication components are placed in the same containing cavity.
The photoelectric hybrid cable with the triangular cross section is characterized in that a first corner reinforcing piece, a second corner reinforcing piece and a third corner reinforcing piece are respectively arranged in the three vertex angles of the outer protective layer.
The photoelectric hybrid cable with the triangular cross section is characterized in that the first corner reinforcing member, the second corner reinforcing member and the third corner reinforcing member are made of steel wires or nonmetal glass fiber rods.
The photoelectric hybrid cable with the triangular cross section is characterized in that the power transmission line is a copper wire, an aluminum wire or a twisted pair wire.
The photoelectric hybrid cable with the triangular cross section is characterized in that the outer wall of the copper wire or the aluminum wire is attached to the inner wall of the accommodating cavity.
The photoelectric hybrid cable with the triangular cross section is characterized in that the thickness of the outer protective layer is larger than or equal to 1.6 mm.
The photoelectric hybrid cable with the triangular cross section is characterized in that the outer protective layer is made of low-density polyethylene or medium-density polyethylene or high-density polyethylene or flame-retardant polyolefin or polyvinyl chloride.
The photoelectric hybrid cable with the triangular cross section is characterized in that the thicknesses of the first isolation layer, the second isolation layer and the third isolation layer are larger than or equal to 1.6 mm.
The optical-electrical hybrid cable with the triangular cross section is characterized in that the optical communication component 5 is a g.652 type optical fiber, a g.653 type optical fiber, a g.654 type optical fiber, a g.655 type optical fiber, a g.656 type optical fiber, a g.657 type optical fiber, an A1a type optical fiber, an A1b type optical fiber or an A1c type optical fiber.
The photoelectric hybrid cable with the triangular cross section is characterized in that the first side reinforcing member, the second side reinforcing member and the third side reinforcing member are made of steel wires or nonmetal glass fiber rods.
The utility model discloses a place three limit reinforcements around three apex angles of first appearance chamber, and place three angle reinforcements in three apex angles of outer jacket, not only strengthened the tensile strength of mixed cable of photoelectricity, make the atress more even, still strengthened the protection to four appearance chambeies, strengthened the compressive capacity of mixed cable side and apex angle department of photoelectricity, prevent that side and apex angle from receiving too big pressure and making the transmission performance of the optical communication part and the power transmission line in four appearance chambeies receive the influence; and when rated tensile property is unchanged, the six reinforcing pieces are divided, so that the outer diameter of each reinforcing piece is smaller, the optical cable is softer, the bending property of the photoelectric hybrid cable is enhanced, and construction is facilitated.
Therefore, the utility model has the advantages of simple structure, stability, low processing cost, good tensile property, good compressive property, good bending property and the like.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.
Fig. 3 is a schematic structural diagram of embodiment 3 of the present invention.
Fig. 4 is a schematic structural diagram of an outer protective layer according to embodiments 1 and 3 of the present invention.
In the figure: 1. the optical transmission cable comprises an outer protection layer, 11, a first cavity, 12, a second cavity, 13, a third cavity, 14, a fourth cavity, 2. a transmission line, 31, a first edge reinforcing member, 32, a second edge reinforcing member, 33, a third edge reinforcing member, 41, a first isolation layer, 42, a second isolation layer, 43, a third isolation layer, 5, an optical communication part, 61, a first angle reinforcing member, 62, a second angle reinforcing member, 63, a third angle reinforcing member and 7. a signal line.
Detailed Description
Example 1
Referring to fig. 1 and 4, a photoelectric hybrid cable with a triangular cross section comprises a triangular outer protective layer 1, three power transmission lines 2 and at least one optical communication component 5, and is characterized in that a first cavity 11, a second cavity 12, a third cavity 13 and a fourth cavity 14 are formed in the outer protective layer 1, the first cavity 11, the second cavity 12, the third cavity 13 and the fourth cavity 14 are triangular, a second isolation layer 42, a third isolation layer 43 and a first isolation layer 41 are respectively formed between the second cavity 12, the third cavity 13 and the fourth cavity 14 and the first cavity 11, a first edge reinforcement 31 is further arranged at a vertex angle where the first isolation layer 41 and the second isolation layer 42 meet, a second edge reinforcement 32 is further arranged at a vertex angle where the first isolation layer 41 and the third isolation layer 43 meet, a third edge reinforcement 33 is further arranged at a vertex angle where the second isolation layer 42 and the third isolation layer 43 meet, the first edge reinforcement 31 is located between two adjacent corners of the second accommodating cavity 12 and the fourth accommodating cavity 14, the second edge reinforcement 32 is located between two adjacent corners of the third accommodating cavity 13 and the fourth accommodating cavity 14, the third edge reinforcement 33 is located between two adjacent corners of the second accommodating cavity 12 and the third accommodating cavity 13, the three power transmission lines 2 are respectively located in the second accommodating cavity 12, the third accommodating cavity 13 and the fourth accommodating cavity 14, outer walls of the power transmission lines 2 are attached to inner walls of the second accommodating cavity 12, the third accommodating cavity 13 and the fourth accommodating cavity 14, and the optical communication component 5 is located in the first accommodating cavity 11.
The utility model discloses through placing three limit reinforcements around three apex angles of first appearance chamber 11, not only strengthened the tensile properties of mixed cable of photoelectricity, made the atress more even, still strengthened the protection to first appearance chamber 11, strengthened the compressive capacity of mixed cable side of photoelectricity, prevent that the side from receiving the transmission performance of the optical communication part in first appearance chamber 11 to receive the influence because of receiving too big pressure; and when rated tensile property is unchanged, the three reinforcing parts are divided to enable the outer diameter of the reinforcing part to be smaller, so that the optical cable is softer, the bending property of the photoelectric hybrid cable is enhanced, and construction is facilitated.
Example 2
Referring to fig. 2 and fig. 4, a photoelectric hybrid cable with a triangular cross section includes a triangular outer sheath 1, three power lines 2 and at least one optical communication component 5, and is characterized in that a first cavity 11, a second cavity 12, a third cavity 13 and a fourth cavity 14 are formed in the outer sheath 1, the first cavity 11, the second cavity 12, the third cavity 13 and the fourth cavity 14 are triangular, a second isolation layer 42, a third isolation layer 43 and a first isolation layer 41 are respectively formed between the second cavity 12, the third cavity 13 and the fourth cavity 14 and the first cavity 11, a first edge reinforcement 31 is further disposed at a vertex angle where the first isolation layer 41 and the second isolation layer 42 meet, a second edge reinforcement 32 is further disposed at a vertex angle where the first isolation layer 41 and the third isolation layer 43 meet, a third edge reinforcement 33 is further disposed at a vertex angle where the second isolation layer 42 and the third isolation layer 43 meet, the optical communication component 5 is located in the first cavity 11, and first corner reinforcements 61, second corner reinforcements 62 and third corner reinforcements 63 are further respectively arranged in three top corners of the outer protective layer 1.
The optical-electrical hybrid cable with the triangular cross section is characterized in that the first corner reinforcing member 61, the second corner reinforcing member 62 and the third corner reinforcing member 63 are made of steel wires or nonmetal glass fiber rods.
The utility model discloses strengthened the tensile strength of whole mixed cable of photoelectricity, when making mixed cable of photoelectricity receive the tensile force, the distribution of tensile force in the cable is more even, it is inhomogeneous so that the transmission performance of optical communication part 5 and power transmission line 2 receives the influence to reduce to respond to the inside atress of mixed cable of photoelectricity, when rated tensile performance is unchangeable simultaneously, further reduce the external diameter of reinforcement, make the optical cable softer, the bending property of mixed cable of reinforcing photoelectricity, be convenient for construct, still indirectly reduced the external diameter of optical cable, save the sheath material, save the cost; meanwhile, the pressure resistance of the photoelectric hybrid cable at each vertex angle is also improved.
Example 3
Referring to fig. 3 and 4, a photoelectric hybrid cable with a triangular cross section comprises a triangular outer sheath 1, two power transmission lines 2, at least one optical communication component 5 and at least one signal line 7, and is characterized in that a first cavity 11, a second cavity 12, a third cavity 13 and a fourth cavity 14 are formed in the outer sheath 1, the first cavity 11, the second cavity 12, the third cavity 13 and the fourth cavity 14 are triangular, a second isolation layer 42, a third isolation layer 43 and a first isolation layer 41 are respectively formed between the second cavity 12, the third cavity 13 and the fourth cavity 14 and the first cavity 11, a first edge reinforcement 31 is further arranged at a vertex angle where the first isolation layer 41 and the second isolation layer 42 meet, a second edge reinforcement 32 is further arranged at a vertex angle where the first isolation layer 41 and the third isolation layer 43 meet, a third edge reinforcement 33 is further arranged at a vertex angle where the second isolation layer 42 and the third isolation layer 43 meet, the first edge reinforcing part 31 is located between two adjacent corners of the second containing cavity 12 and the fourth containing cavity 14, the second edge reinforcing part 32 is located between two adjacent corners of the third containing cavity 13 and the fourth containing cavity 14, the third edge reinforcing part 33 is located between two adjacent corners of the second containing cavity 12 and the third containing cavity 13, the two power transmission lines 2 are respectively located in the third containing cavity 13 and the fourth containing cavity 14, the outer walls of the power transmission lines 2 are attached to the inner walls of the third containing cavity 13 and the fourth containing cavity 14, the optical communication part 5 is located in the second containing cavity 12, the signal lines are located in the second containing cavity 12, and the signal lines 7 are twisted pairs.
The utility model discloses increased signal line 7, made the mixed cable of photoelectricity not only can transmit light signal and electric power, can also transmit the signal of telecommunication, expanded the mixed cable of photoelectricity's usage.
The optical-electrical hybrid cable with the triangular cross section according to any embodiment is characterized in that the thickness of the outer sheath 1 is greater than or equal to 1.6 mm.
The optical-electrical hybrid cable with the triangular cross section is characterized in that the outer sheath 1 is made of low-density polyethylene or medium-density polyethylene or high-density polyethylene or flame-retardant polyolefin or polyvinyl chloride.
The optical-electrical hybrid cable with the triangular cross section according to any embodiment is characterized in that the thicknesses of the first isolation layer 41, the second isolation layer 42 and the third isolation layer 43 are greater than or equal to 1.6 mm.
The optical-electrical hybrid cable with the triangular cross section is characterized in that the optical communication component (5) is a G.652 type optical fiber, a G.653 type optical fiber, a G.654 type optical fiber, a G.655 type optical fiber, a G.656 type optical fiber, a G.657 type optical fiber, an A1a type optical fiber, an A1b type optical fiber or an A1c type optical fiber.
The photoelectric hybrid cable with the triangular cross section is characterized in that the power transmission line 2 is made of a copper wire or an aluminum wire.
The hybrid optical-electrical cable with a triangular cross section according to any of the above embodiments is characterized in that the material of the first side reinforcing member 31, the second side reinforcing member 32 and the third side reinforcing member 33 is a steel wire or a non-metal glass fiber rod.
A mixed cable of photoelectricity in triangle-shaped cross-section, outer jacket 1 and inside first appearance chamber 11, second appearance chamber 12, third appearance chamber 13, fourth appearance chamber 14 all are triangle-shaped for mixed cable of photoelectricity itself and first appearance chamber 11, second appearance chamber 12, third appearance chamber 13, fourth appearance chamber 14 are all more stable, compressive property is stronger, and is better to the protection effect of inside optical communication part 5, power transmission line 2 and signal line 7.
The technical staff is to the mixed cable of photoelectricity make 10 contrast tests of group's crushing resistance, wherein the utility model discloses embodiment 1 mixed cable of photoelectricity and GDTY type mixed cable outer jacket thickness the same, GDTY type mixed cable external diameter with the utility model discloses embodiment 1 the three summit of mixed cable of photoelectricity form the circle diameter the same, following is experimental data:
can, use through above-mentioned data contrast the utility model discloses the mixed cable of photoelectricity of structure under the prerequisite of the same no additional decay of optic fibre, the biggest pressure that receives is higher than ordinary GDTY type mixed cable of photoelectricity by 23%.
The utility model provides a problem that among the prior art does not have armor optical cable compressive capacity not high.
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. A photoelectric hybrid cable with a triangular cross section is provided with a triangular outer protective layer (1), at least one power transmission line (2) and at least one optical communication component (5), and is characterized in that a first containing cavity (11), a second containing cavity (12), a third containing cavity (13) and a fourth containing cavity (14) are formed in the outer protective layer (1), the first containing cavity (11), the second containing cavity (12), the third containing cavity (13) and the fourth containing cavity (14) are triangular, a second isolating layer (42), a third isolating layer (43) and a first isolating layer (41) are respectively formed between the second containing cavity (12), the third containing cavity (13), the fourth containing cavity (14) and the first containing cavity (11), a first edge reinforcing piece (31) is further arranged at the intersection vertex angle of the first isolating layer (41) and the second isolating layer (42), and a second edge reinforcing piece (32) is further arranged at the intersection vertex angle of the first isolating layer (41) and the third isolating layer (43), a third edge reinforcing part (33) is further arranged at the intersection vertex angle of the second isolation layer (42) and the third isolation layer (43), the first edge reinforcing part (31) is located between two adjacent corners of the second containing cavity (12) and the fourth containing cavity (14), the second edge reinforcing part (32) is located between two adjacent corners of the third containing cavity (13) and the fourth containing cavity (14), the third edge reinforcing part (33) is located between two adjacent corners of the second containing cavity (12) and the third containing cavity (13), a power transmission line (2) or an optical communication part (5) is placed in the first containing cavity (11), the second containing cavity (12), the third containing cavity (13) and the fourth containing cavity (14), and the optical communication part (5) is placed in the same containing cavity.
2. The optical-electrical hybrid cable with a triangular cross section according to claim 1, wherein a first angle reinforcement (61), a second angle reinforcement (62) and a third angle reinforcement (63) are respectively disposed in three top corners of the outer sheath (1).
3. A triangular cross-section hybrid optical-electrical cable according to claim 2, wherein the first (61), second (62) and third (63) corner strength members are made of steel wire or non-metallic fiberglass rod.
4. A triangular cross-section opto-electric hybrid cable according to claim 1 or claim 2, characterized in that the power transmission line (2) is a copper wire or an aluminum wire or a twisted pair.
5. The optical-electrical hybrid cable with a triangular cross section as claimed in claim 4, wherein the outer wall of the copper wire or the aluminum wire is attached to the inner wall of the cavity.
6. A triangular cross-section optical-electrical hybrid cable according to claim 1 or claim 2, characterised in that the outer sheath (1) has a thickness of 1.6mm or more.
7. A triangular cross-section optical-electrical hybrid cable according to claim 1 or claim 2, characterized in that the material of the outer sheath (1) is low density polyethylene or medium density polyethylene or high density polyethylene or flame retardant polyolefin or polyvinyl chloride.
8. A triangular cross-section optical-electrical hybrid cable according to claim 1 or claim 2, characterised in that the first, second and third insulation layers (41, 42, 43) have a thickness of 1.6mm or more.
9. A triangular-section hybrid optical-electrical cable according to claim 1 or claim 2, characterised in that the optical communication components (5) are g.652 type fibres or g.653 type fibres or g.654 type fibres or g.655 type fibres or g.656 type fibres or g.657 type fibres or A1a type fibres or A1b type fibres or A1c type fibres.
10. A triangular cross-section optical-electrical hybrid cable according to claim 1 or claim 2, characterised in that the material of the first (31), second (32) and third (33) side strength members is steel wire or a non-metallic glass fibre rod.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922272456.4U CN211016585U (en) | 2019-12-17 | 2019-12-17 | Photoelectric hybrid cable with triangular cross section |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922272456.4U CN211016585U (en) | 2019-12-17 | 2019-12-17 | Photoelectric hybrid cable with triangular cross section |
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| CN211016585U true CN211016585U (en) | 2020-07-14 |
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| CN201922272456.4U Active CN211016585U (en) | 2019-12-17 | 2019-12-17 | Photoelectric hybrid cable with triangular cross section |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117784341A (en) * | 2024-02-26 | 2024-03-29 | 常熟市邦知光电科技有限公司 | Twelve-unit butterfly-shaped lead-in unit optical cable |
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2019
- 2019-12-17 CN CN201922272456.4U patent/CN211016585U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117784341A (en) * | 2024-02-26 | 2024-03-29 | 常熟市邦知光电科技有限公司 | Twelve-unit butterfly-shaped lead-in unit optical cable |
| CN117784341B (en) * | 2024-02-26 | 2024-04-26 | 常熟市邦知光电科技有限公司 | Twelve-unit butterfly-shaped lead-in unit optical cable |
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