Graphene shielding communication cable

Abstract

The utility model discloses a graphene shielding communication cable, and belongs to the technical field of communication cables. Comprising a tensile rope, a plurality of cell conductors are arranged on the outer periphery of the tensile rope in an array mode, each cell conductor comprises a cell body and an insulation layer wrapping the cell body, the outer wall of each cell conductor is wrapped with a gummed paper protection layer, the gummed paper protection layers wrap and limit the tensile rope and the plurality of cell conductors, and an outer sheath is arranged on the outer portion of each gummed paper protection layer. And a shielding layer is arranged among the graphene composite shielding layer, the outer sheath and the gummed paper protection layer, and the shielding layer is the graphene composite shielding layer. According to the utility model, the aluminum foil shielding layer and the graphene composite shielding layer are arranged between the gummed paper protection layer and the outer sheath, external high-frequency electromagnetic interference and internal signal radiation are effectively avoided by using the aluminum foil shielding layer, the integrity and safety of signal transmission are ensured, and the anti-corrosion and high-temperature-resistant performance of the communication cable is improved by cooperating with the graphene composite shielding layer; and the service life of the communication cable is prolonged.

Description

Technical Field

[0001] The utility model belongs to the technical field of communication cables, and particularly relates to a graphene shielded communication cable. Background Art

[0002] A communication cable is a cable for transmitting telephone calls, telegrams, fax documents, television and radio programs, data, and other electrical signals. It is composed of more than one pair of mutually insulated wires twisted together. Communication cables are used for short-distance audio communication and long-distance high-frequency carrier and digital communication and signal transmission cables. However, like any technical product, communication cables will also encounter a series of problems during use. For example, when the wires are squeezed or pulled during construction, the cable outer skin may be damaged, and even the wires may break, directly resulting in obstacles in the entire communication network. Content of the Utility Model

[0003] Purpose of the utility model: To provide a graphene shielded communication cable, which solves the above problems existing in the prior art.

[0004] Technical solution: A graphene shielded communication cable includes a tensile rope. A plurality of core conductors are circumferentially and arrayedly arranged on the outer circumference of the tensile rope. The core conductor includes a core body and an insulating layer wrapped around the core body. The outer wall of the core conductor is wrapped with a kraft paper protection layer, and the tensile rope and the plurality of core conductors are wrapped and limited by the kraft paper protection layer. An outer sheath is arranged outside the kraft paper protection layer, and a shielding layer is arranged between the outer sheath and the kraft paper protection layer. The shielding layer is set as a graphene composite shielding layer.

[0005] Preferably, it further includes an inner filling layer, which is arranged in the gap between the core conductor and the tensile rope. An outer filling layer is also arranged between the core conductor and the kraft paper protection layer. Both the inner filling layer and the outer filling layer are set as aramid fiber material filling layers.

[0006] Preferably, the inner filling layer includes a plurality of filling strips, and the filling strips are placed in parallel with each other in the gap between the core conductor and the tensile rope to limit the mutual contact and position of the core conductor and the tensile rope.

[0007] Preferably, the inner filling layer includes a filling body. A groove is formed on the outer wall of the filling body close to the core body, and the inner wall of the groove is in contact with the outer wall of the core body. An arc-shaped groove is formed on the outer wall of the filling body close to the tensile rope, and the inner wall of the arc-shaped groove is in contact with the outer wall of the tensile rope.

[0008] Preferably, it further includes an inner sheath, which is arranged between the kraft paper protection layer and the shielding layer. An aluminum foil shielding layer is also arranged between the inner sheath and the kraft paper protection layer.

[0009] Preferably, the inner sheath and the outer sheath are made of the same material, and both the inner sheath and the outer sheath are provided as PVC sheaths.

[0010] Preferably, it further includes an outer protective layer, and the outer protective layer is sleeved on the outer wall of the outer sheath, and the outer protective layer is provided as a copper wire braided protective layer.

[0011] Preferably, the tensile rope is made of aramid fiber material.

[0012] Beneficial effects: The utility model relates to a graphene shielded communication cable. A tensile rope is arranged between the core conductors to show the tensile and extended length of the core conductors, effectively avoiding the problem that the core conductors are broken due to extrusion and pulling during the construction of the communication cable, ensuring that the communication cable is more reliable during wiring and long-term use and is not easily broken or damaged;

[0013] Secondly, an aluminum foil shielding layer and a graphene composite shielding layer are arranged between the adhesive paper protective layer and the outer sheath. The aluminum foil shielding layer effectively avoids external high-frequency electromagnetic interference and internal signal radiation, ensuring the integrity and security of signal transmission. Cooperating with the graphene composite shielding layer, it improves the anti-corrosion and high-temperature resistance performance of the communication cable and extends the service life of the communication cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 is a sectional view of the utility model.

[0016] Figures 1 to 2 The reference numerals in the figure are: 1, tensile rope; 2, core body; 3, insulating layer; 4, adhesive paper protective layer; 5, outer sheath; 6, graphene composite shielding layer; 7, inner filling layer; 8, outer filling layer; 9, inner sheath; 10, outer protective layer. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0017] Embodiment 1:

[0018] As Figures 1 to 2 shown, the utility model provides a technical solution: a graphene shielded communication cable, including a tensile rope 1 and a plurality of core conductors. Among them, the tensile rope 1 is made of aramid fiber material, and the core conductors are placed outside the tensile rope 1 in a circumferential array manner, as Figure 1As shown in the figure, the cell conductor includes a cell body 2 and an insulating layer 3 wrapped around the outside of the cell body 2. The outer wall of the cell conductor is wrapped with a kraft paper protective layer 4. The tensile rope 1 and several cell conductors are wrapped and limited by the kraft paper protective layer 4. An outer sheath 5 is provided outside the kraft paper protective layer 4. A shielding layer is provided between the outer sheath 5 and the kraft paper protective layer 4. The shielding layer is set as a graphene composite shielding layer 6. The graphene composite shielding layer 6 is used to improve the anti-corrosion and high-temperature resistance performance of the communication cable and extend the service life of the communication cable.

[0019] In a further embodiment, an inner filling layer 7 is further included. The inner filling layer 7 is arranged in the gap between the cell conductor and the tensile rope 1. An outer filling layer 8 is further provided between the cell conductor and the kraft paper protective layer 4. Both the inner filling layer 7 and the outer filling layer 8 are set as aramid fiber material filling layers. Among them, the inner filling layer 7 includes several filling strips. The filling strips are placed in parallel with each other in the gap between the cell conductor and the tensile rope 1 to limit the mutual abutment of the cell conductor and the tensile rope 1. With the cooperation of the inner filling layer 7 and the outer filling layer 8, the gap between the cell conductor and the tensile rope 1 is filled to ensure the stability of the cable core and avoid the relative displacement between the insulated wire cores or between the insulated wire core and the sheath.

[0020] In a further embodiment, an inner sheath 9 and an outer protective layer 10 are further included. The inner sheath 9 is arranged between the kraft paper protective layer 4 and the shielding layer. An aluminum foil shielding layer is further provided between the inner sheath 9 and the kraft paper protective layer 4. Among them, the inner sheath 9 and the outer sheath 5 are made of the same material. Both the inner sheath 9 and the outer sheath 5 are set as polyvinyl chloride sheaths. The outer protective layer 10 is sleeved on the outer wall of the outer sheath 5. The outer protective layer 10 is set as a copper wire braided protective layer. With the cooperation of the inner sheath 9 and the outer sheath 5, the communication cable can be applied to more complex application scenarios, and with the cooperation of the aluminum wire braided protective layer, the stability and reliability of the signal transmission of the communication cable are ensured.

[0021] Embodiment 2:

[0022] In this embodiment, the filling layer is different from that in Embodiment 1, and other structures are the same as those in Embodiment 1. In this embodiment, as Figure 2 shown, the inner filling layer 7 includes a filling body. A groove is opened on the outer wall of the filling body close to the cell conductor, and the inner wall of the groove is in contact with the outer wall surface of the cell conductor. An arc-shaped groove is opened on the outer wall of the filling body close to the tensile rope 1, and the inner wall of the arc-shaped groove is in contact with the outer wall surface of the tensile rope 1. The grooves and arc-shaped grooves provided on the side walls of the filling body close to the tensile rope 1 and the cell body 2 limit the tensile rope 1 and the cell conductor to ensure the stability of the cable core and avoid the relative displacement between the insulated wire cores or between the insulated wire core and the sheath.

[0023] The preferred embodiments of the present utility model have been described in detail above. However, the present utility model is not limited to the specific details in the above embodiments. Within the scope of the technical concept of the present utility model, various equivalent transformations can be made to the technical solutions of the present utility model, and these equivalent transformations all fall within the protection scope of the present utility model.

Claims

1. A graphene shielded communication cable, characterized in that: The invention comprises a tensile-resistant rope (1), wherein a plurality of battery conductors are arranged in a circumferential array outside the tensile-resistant rope (1), wherein the battery conductors comprise a battery body (2) and an insulating layer (3) wrapped outside the battery body (2), wherein the outer wall of the battery conductor is wrapped with a tape protective layer (4), wherein the tensile-resistant rope (1) and the plurality of battery conductors are wrapped and limited by the tape protective layer (4), wherein an outer sheath (5) is arranged outside the tape protective layer (4), wherein a shielding layer is arranged between the outer sheath (5) and the tape protective layer (4), and wherein the shielding layer is arranged as a graphene composite shielding layer (6).

2. A graphene shielded communication cable according to claim 1, characterized in that: It also includes an inner filling layer (7), the inner filling layer (7) being arranged in the gap between the battery core conductor and the tensile rope (1), and an outer filling layer (8) being arranged between the battery core conductor and the adhesive paper protective layer (4), the inner filling layer (7) and the outer filling layer (8) both being arranged as aramid fiber material filling layers.

3. A graphene shielded communication cable according to claim 2, characterized in that: The inner filling layer (7) comprises a plurality of filling strips, which are placed in parallel with each other in the gap between the battery core conductor and the anti-tension rope (1) to limit the abutment between the battery core conductor and the anti-tension rope (1).

4. A graphene shielded communication cable according to claim 2, characterized in that: The inner filling layer (7) comprises a filling body, wherein the filling body is provided with a groove near the outer wall of the battery cell body (2), the inner wall of the groove is in contact with the outer wall surface of the battery cell body (2), and the filling body is provided with an arc-shaped groove near the outer wall of the tensile rope (1), the inner wall of the arc-shaped groove is in contact with the outer wall surface of the tensile rope (1).

5. The graphene shielded communication cable according to claim 1, characterized in that: It also comprises an inner sheath (9), wherein the inner sheath (9) is arranged between the adhesive paper protective layer (4) and the shielding layer, and an aluminium foil shielding layer is also arranged between the inner sheath (9) and the adhesive paper protective layer (4).

6. A graphene shielded communication cable according to claim 5, characterized in that: The inner sheath (9) and the outer sheath (5) are made of the same material, and both the inner sheath (9) and the outer sheath (5) are configured as polyvinyl chloride sheaths.

7. The graphene shielded communication cable according to claim 1, characterized in that: It also comprises an outer protective layer (10), the outer protective layer (10) being sleeved on the outer wall of the outer sheath (5), and the outer protective layer (10) being configured as a copper wire braided protective layer.

8. The graphene shielded communication cable according to claim 1, characterized in that: The tensile rope (1) is made of aramid yarn material.

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