An optoelectronic composite cable for 5G networks
By adopting a structure of multiple loose sleeves and supporting components in the photoelectric composite cable, the existing photoelectric composite cable has solved the problem of complex structure and many parts, and a simple and compact design is achieved, which improves compressive and tensile performance. Reduced production costs and labor costs.
Patent Information
- Application Number
- CN201911337955.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2019-12-23
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2039-12-23
AI Technical Summary
The existing optoelectronic composite cable has complex structure and many parts. The positioning and torsion resistance of the internal wiring harness require multiple independent limit bodies, support blocks and fillers to cooperate, resulting in inconvenience in processing.
A multi-loose sleeve, inner cover layer, strap layer and outer cover structure are adopted. The cable core is composed of the cable core body and the first reinforcement member. The inner cover layer is equipped with supporting components, and the support components are in contact with the cable core body. The casing is limited through the cable core branch and inner protective layer, reducing the yarn tying process, supporting the optical cable without deformation, and improving tensile resistance through the first and second reinforcements.
It achieves simple structure and compactness, good compression resistance, good tensile resistance and good heat dissipation performance, reduces production costs and labor costs, improves production efficiency, and provides good protection of internal components.
Smart Images
Figure CN110853817B_ABST
Abstract
Description
Technical Field
[0001] The present invention belongs to the field of cables, and in particular relates to an optoelectronic composite cable for a 5G network. Background Art
[0002] As 5G network construction enters commercial use, suppliers have gradually increased the demand for optoelectronic composite cables; in the prior art, CN209388767U discloses a high-precision anti-interference, fire-proof and corrosion-resistant compensating cable, comprising a fluoroplastic layer, a polyurethane layer is provided on the outer side of the fluoroplastic layer, a first shielding layer is provided on the inner side of the fluoroplastic layer, a flame retardant layer is provided on the inner side of the first shielding layer, a fixed layer is provided on the inner side of the flame retardant layer, three wire harnesses are provided on the inner side of the fixed layer, the wire harness comprises a second shielding layer, an isolation sleeve is provided on the inner side of the second shielding layer, four wires are provided on the inner side of the isolation sleeve, a support tube is provided in the gap between the three wire harnesses, a limiter is provided on the support tube, the limiter comprises a sleeve sleeved on the outer side of the support tube, three plywood are radially distributed on the outer side of the sleeve, and a filler is provided in the cavity between the wire harness and the fixed layer; a support block is fixed on the inner side of the fixed layer, and the inner end of the support block contacts the corresponding wire harness.
[0003] The above-mentioned prior art has the following drawbacks: the structure is relatively complex, there are many parts, and the positioning, support and anti-torsion requirements of the internal wiring harness require independent limiters, support blocks, fillers and other parts to be provided together, which makes processing inconvenient. Summary of the invention
[0004] In order to solve the above problems, the purpose of the present invention is to disclose an optoelectronic composite cable for 5G network, which is implemented by adopting the following technical solution.
[0005] An optoelectronic composite cable for a 5G network, comprising a plurality of loose tubes, a plurality of second transmission components, a cable core, an inner sheath outside the cable core, a tape layer coated outside the inner sheath, and an outer sheath extruded outside the tape layer, at least one first transmission component is arranged in each loose tube, characterized in that the cable core is composed of a cable core body and a first reinforcement member located at the center of the cable core body, the cable core body has at least three branches, a third cavity is formed in each branch, a second transmission component is arranged in each third cavity, the inner sheath is composed of an inner sheath body, and the inner sheath is composed of an inner sheath body. At least three supporting components are also provided in the sheath body, and a second reinforcement member is also provided in the top of each supporting component. A first cavity is formed between two adjacent supporting components, and at least one second cavity is formed at the outer end of each first cavity. Each second cavity is provided with a loose tube. Each supporting component is placed between two corresponding adjacent branches on the cable core body, and the top of the supporting component contacts the bottom between two corresponding adjacent branches on the cable core body. Each branch on the cable core body is placed in the corresponding first cavity, and the outer wall of each branch contacts the adjacent loose tube.
[0006] The above-mentioned optoelectronic composite cable for 5G network is characterized in that the first transmission component is an optical fiber or an optical fiber ribbon body composed of at least two optical fiber ribbons, and the optical fiber ribbon is composed of at least two of the above-mentioned optical fibers.
[0007] The above-mentioned optoelectronic composite cable for 5G network is characterized in that the second transmission component is one or both of a conductor or a signal line.
[0008] The above-mentioned optoelectronic composite cable for 5G network is characterized in that the conductive material is copper or aluminum.
[0009] The above-mentioned optoelectronic composite cable for 5G network is characterized in that the optical fiber is G.652 optical fiber, G.653 optical fiber, G.654 optical fiber, G.655 optical fiber, G.656 optical fiber, G.657 optical fiber, A1a optical fiber, A1b optical fiber or A1c optical fiber.
[0010] The above-mentioned optoelectronic composite cable for 5G network is characterized in that the material of the second reinforcement member is phosphated steel wire or stainless steel wire or non-metallic glass fiber rod.
[0011] The above-mentioned optoelectronic composite cable for 5G network is characterized in that the material of the first reinforcement member is phosphated steel wire or stainless steel wire or non-metallic glass fiber rod.
[0012] The above-mentioned optoelectronic composite cable for 5G network is characterized in that the inner sheath material is polyvinyl chloride or high-density polyethylene or medium-density polyethylene or low-density polyethylene or flame-retardant polyolefin.
[0013] The above-mentioned optoelectronic composite cable for 5G network is characterized in that the outer sheath material is polyvinyl chloride or high-density polyethylene or medium-density polyethylene or low-density polyethylene or flame-retardant polyolefin.
[0014] The above-mentioned optoelectronic composite cable for 5G network is characterized in that the material of the tape layer is a steel tape or an aluminum tape or a water-blocking tape or a non-woven fabric tape.
[0015] In the present invention, the top of the supporting component is in contact with the bottom between two corresponding adjacent branches on the cable core body, so that when the optical cable is subjected to pressure, the supporting optical cable does not deform, the lateral pressure of the optical cable is enhanced, and the supporting component can also provide the photoelectric composite cable with anti-torsion performance; at the same time, the loose tube is limited by the branch of the cable core body and the inner protective layer, so that the optical cable does not need to use yarn binding when the optical cable is cabled, the optical cable process is reduced, the material and labor costs are saved, and the production efficiency of the optical cable is improved; each first cavity is isolated by the supporting component, and during construction, the first cavity where the loose tube to be constructed is located is stripped, and the loose tubes in the other first cavities are still protected by the inner protective layer. In addition, the thickness of the supporting component can be freely designed, when a larger lateral pressure resistance is required, the supporting component can be made thicker, and when a better heat dissipation performance is required, the supporting component can be made thinner, so that the gap in the first cavity is larger; the present invention is provided by a first reinforcement member and a plurality of second reinforcement members, so that the photoelectric composite cable has better tensile resistance.
[0016] Therefore, the present invention has the beneficial effects of simple and compact structure, good compression resistance, good tensile resistance, good heat dissipation performance, high production efficiency, good protection effect on internal components, low cost, etc. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 This is a structural diagram of Example 1 of the present invention.
[0018] Figure 2 This is a structural schematic diagram of Example 2 of the present invention.
[0019] Figure 3 This is a structural diagram of Example 3 of the present invention.
[0020] Figure 4 It is a schematic diagram of the cable core sheath structure of the present invention.
[0021] Figure 5 It is a schematic diagram of the inner protective layer structure of the present invention.
[0022] In the figure: 1. outer sheath, 2. tape layer, 3. inner sheath, 31. inner sheath body, 32. supporting component, 33. first cavity, 34. second cavity, 4. loose tube, 5. optical fiber, 6. cable core, 61. cable core sheath body, 62. first reinforcement, 63. third cavity, 7. conductor, 71. signal line, 8. second reinforcement, 9. optical fiber tape. DETAILED DESCRIPTION
[0023] Example 1: See Figure 1 , Figure 4 and Figure 5 , an optoelectronic composite cable for a 5G network, comprising a plurality of loose tubes 4, a plurality of conductors 7, a cable core 6, an inner sheath 3 located outside the cable core 6, a tape layer 2 coated outside the inner sheath 3, and an outer sheath 1 extruded outside the tape layer 2, each loose tube 4 is provided with at least one optical fiber 5, characterized in that the cable core 6 is composed of a cable core body 61 and a first reinforcement member 62 located at the center of the cable core body 61, the cable core body 61 has four branches, each branch forms a third cavity 63, each third cavity 63 is provided with a conductor 7, the inner sheath 3 is composed of an inner sheath body 31, and the inner sheath body 3 1 is also provided with four supporting members 32, a second reinforcing member 8 is further provided at the top of each supporting member 32, a first cavity 33 is formed between two adjacent supporting members 32, three second cavities 34 are further formed at the outer end of each first cavity 33, each second cavity 34 is provided with a loose tube 4, each supporting member 32 is placed between two corresponding adjacent branches on the cable core body 61, the top of the supporting member 32 is in contact with the bottom between two corresponding adjacent branches on the cable core body 61, each branch on the cable core body 61 is placed in the corresponding first cavity 33, and the outer wall of each branch is in contact with the adjacent loose tube 4.
[0024] Example 2: See Figure 2 , Figure 4 and Figure 5, an optoelectronic composite cable for a 5G network, comprising a plurality of loose tubes 4, a plurality of conductors 7, a cable core 6, an inner sheath 3 outside the cable core 6, a tape layer 2 coated outside the inner sheath 3, and an outer sheath 1 extruded outside the tape layer 2, each loose tube 4 is provided with at least one optical fiber ribbon 9, characterized in that the cable core 6 is composed of a cable core body 61 and a first reinforcement member 62 located at the center of the cable core body 61, the cable core body 61 has four branches, each branch forms a third cavity 63, each third cavity 63 is provided with a conductor 7, the inner sheath 3 is composed of an inner sheath body 31, and the inner sheath body 31 is also provided with four support members 32, each A second reinforcement member 8 is also provided in the top of the support component 32, a first cavity 33 is formed between two adjacent support components 32, three second cavities 34 are also formed at the outer end of each first cavity 33, each second cavity 34 is provided with a loose tube 4, each support component 32 is placed between two corresponding adjacent branches on the cable core body 61, the top of the support component 32 is in contact with the bottom between two corresponding adjacent branches on the cable core body 61, each branch on the cable core body 61 is placed in the corresponding first cavity 33, and the outer wall of each branch is in contact with the adjacent loose tube 4, the optical fiber ribbon body 9 is composed of at least two optical fiber ribbons, and the optical fiber ribbon is composed of at least two optical fibers 5.
[0025] Example 3: See Figure 3 , Figure 4 and Figure 5 , an optoelectronic composite cable for a 5G network, comprising a plurality of loose tubes 4, at least one conductor 7, at least one signal line 71, a cable core 6, an inner sheath 3 outside the cable core 6, a tape layer 2 coated outside the inner sheath 3, and an outer sheath 1 extruded outside the tape layer 2, at least one optical fiber ribbon 9 is arranged in each loose tube 4, characterized in that the cable core 6 is composed of a cable core body 61 and a first reinforcement member 62 located at the center of the cable core body 61, the cable core body 61 has four branches, each branch forms a third cavity 63, each third cavity 63 is provided with a conductor 7 or a signal line 7, the inner sheath 3 is composed of an inner sheath body 31, and the inner sheath body 31 is also provided with four support components 32 A second reinforcement member 8 is also provided at the top of each support component 32, a first cavity 33 is formed between two adjacent support components 32, three second cavities 34 are also formed at the outer end of each first cavity 33, each second cavity 34 is provided with a loose tube 4, each support component 32 is placed between two corresponding adjacent branches on the cable core body 61, the top of the support component 32 is in contact with the bottom between two corresponding adjacent branches on the cable core body 61, each branch on the cable core body 61 is placed in the corresponding first cavity 33, and the outer wall of each branch is in contact with the adjacent loose tube 4, the optical fiber ribbon body 9 is composed of at least two optical fiber ribbons, the optical fiber ribbon is composed of at least two optical fibers 5, and the signal line 71 is a twisted pair cable.
[0026] An optoelectronic composite cable for a 5G network as described in any of the above embodiments is characterized in that the supporting component 32 is embedded between the corresponding two adjacent branches and cannot be pulled out. When the inner protective layer 3 corresponding to a first cavity 33 is damaged, the loose sleeve 4 in the remaining first cavities 33 and the corresponding second cavities 34 can still be well protected.
[0027] An optoelectronic composite cable for a 5G network as described in any of the above embodiments is characterized in that the optical fiber 5 is a G.652 optical fiber, a G.653 optical fiber, a G.654 optical fiber, a G.655 optical fiber, a G.656 optical fiber, a G.657 optical fiber, an A1a optical fiber, an A1b optical fiber, or an A1c optical fiber.
[0028] An optoelectronic composite cable for a 5G network as described in any of the above embodiments is characterized in that the material of the first reinforcement member 62 is phosphated steel wire or stainless steel wire or non-metallic glass fiber rod.
[0029] An optoelectronic composite cable for a 5G network as described in any of the above embodiments is characterized in that the material of the second reinforcement member 8 is phosphated steel wire or stainless steel wire or non-metallic glass fiber rod.
[0030] An optoelectronic composite cable for a 5G network as described in any of the above embodiments is characterized in that the material of the inner sheath 3 is polyvinyl chloride or high-density polyethylene or medium-density polyethylene or low-density polyethylene or flame-retardant polyolefin.
[0031] An optoelectronic composite cable for a 5G network as described in any of the above embodiments is characterized in that the material of the outer sheath 1 is polyvinyl chloride or high-density polyethylene or medium-density polyethylene or low-density polyethylene or flame-retardant polyolefin.
[0032] An optoelectronic composite cable for a 5G network as described in any of the above embodiments is characterized in that the material of the conductor 7 is copper or aluminum.
[0033] An optoelectronic composite cable for a 5G network as described in any of the above embodiments is characterized in that the material of the tape layer 2 is a steel tape or an aluminum tape or a water-blocking tape or a non-woven fabric tape.
[0034] In the present invention, the top of the support component 32 is in contact with the bottom between two adjacent branches on the cable core body 61, so that when the optical cable is subjected to pressure, the optical cable is supported without deformation, thereby enhancing the lateral pressure of the optical cable. The support component 32 can also provide anti-torsion performance for the optoelectronic composite cable; at the same time, the loose tube 4 is limited by the branch of the cable core body 61 and the inner sheath 3, so that the optical cable does not need to be tied when the cable is cabled, thereby reducing the optical cable process, saving material and labor costs, and improving the production efficiency of the optical cable; each first cavity 33 is separated by the support component 32 During construction, the first cavity 33 where the loose tube to be constructed is located is stripped, and the loose tubes 4 in the other first cavities 33 are still protected by the inner sheath 3. In addition, the thickness of the supporting member 32 can be freely designed. When a larger lateral pressure resistance is required, the supporting member 32 can be made thicker. When better heat dissipation performance is required, the supporting member 32 can be made thinner, so that the gap in the first cavity 33 is larger. The present invention is provided by one first reinforcement member 62 and multiple second reinforcement members 8, so that the optical-electric composite cable has better tensile performance.
[0035] The present invention can transmit optical signals, electrical energy, and electrical signals, meeting the transmission needs of optical signals, electrical energy, and electrical signals for base station connections in operators' 5G construction.
[0036] The present invention solves the problem that the structure of the optoelectronic composite cable is relatively complex, there are many parts, and the positioning, support and anti-torsion requirements of the internal wiring harness require independent limiters, support blocks, fillers and other parts to cooperate with each other, which causes inconvenient processing.
[0037] The above embodiments are only preferred technical solutions of the present invention and should not be regarded as limiting the present invention. The protection scope of the present invention shall be the technical solutions recorded in the claims, including the equivalent replacement solutions of the technical features in the technical solutions recorded in the claims. That is, equivalent replacement improvements within this scope are also within the protection scope of the present invention.
Claims
1. An optoelectronic composite cable for a 5G network, comprising a plurality of loose tubes (4), a plurality of second transmission components, a cable core (6), an inner sheath (3) located outside the cable core (6), a tape layer (2) coated outside the inner sheath (3), and an outer sheath (1) extruded outside the tape layer (2), wherein at least one first transmission component is arranged in each loose tube (4), characterized in that: The cable core (6) is composed of a cable core body (61) and a first reinforcement member (62) located at the center of the cable core body (61); the cable core body (61) has at least three branches, each branch forms a third cavity (63), each third cavity (63) is provided with a second transmission member; the inner sheath (3) is composed of an inner sheath body (31), the inner sheath body (31) is further provided with at least three support members (32), each support member (32) is further provided with a second reinforcement member (8) at the top, and two adjacent support members (31) are connected to each other. 2) form a first cavity (33), at least one second cavity (34) is further formed at the outer end of each first cavity (33), each second cavity (34) is provided with a loose tube (4), each support component (32) is placed between two corresponding adjacent branches on the cable core body (61), the top of the support component (32) is in contact with the bottom between two corresponding adjacent branches on the cable core body (61), each branch on the cable core body (61) is placed in the corresponding first cavity (33), and the outer wall of each branch is in contact with the adjacent loose tube (4); The first transmission component is an optical fiber (5) or an optical fiber ribbon body (9) composed of at least two optical fiber ribbons, wherein the optical fiber ribbon is composed of at least two of the above optical fibers (5); The second transmission component is one or both of a conductor (7) and a signal line (71); The conductor (7) is made of copper or aluminum.
2. The optical-electric composite cable for 5G network according to claim 1, characterized in that: The optical fiber (5) is a G.652 optical fiber, a G.653 optical fiber, a G.654 optical fiber, a G.655 optical fiber, a G.656 optical fiber, a G.657 optical fiber, an A1a optical fiber, an A1b optical fiber, or an A1c optical fiber.
3. An optoelectronic composite cable for 5G network according to claim 1 or claim 2, characterized in that: The material of the second reinforcement member (8) is phosphating steel wire or stainless steel wire or non-metallic glass fiber rod.
4. An optoelectronic composite cable for 5G network according to claim 1 or claim 2, characterized in that: The material of the first reinforcement member (62) is phosphating steel wire or stainless steel wire or non-metallic glass fiber rod.
5. An optoelectronic composite cable for 5G network according to claim 1 or claim 2, characterized in that: The material of the inner protective layer (3) is polyvinyl chloride, high-density polyethylene, medium-density polyethylene, low-density polyethylene or flame-retardant polyolefin.
6. An optoelectronic composite cable for 5G network according to claim 1 or claim 2, characterized in that: The material of the outer protective layer (1) is polyvinyl chloride, high-density polyethylene, medium-density polyethylene, low-density polyethylene or flame-retardant polyolefin.
7. An optoelectronic composite cable for 5G network according to claim 1 or claim 2, characterized in that: The material of the wrapping layer (2) is a steel strip or an aluminum strip or a water-blocking strip or a non-woven fabric strip.