Anti-aging cable

Abstract

The utility model discloses an anti-aging cable, which relates to the technical field of cables and comprises a cable core. Cable core bodies are sequentially arranged on the cross section of the cable core from inside to outside; the supporting structure is arranged between the cable core bodies; the filling part is arranged between the cable body and the supporting structure; the inner protection layer is arranged on the outer sides of the cable core body and the supporting structure; the outer protection layer is arranged on the outer side of the inner protection layer; the outer protection layer is sequentially provided with an anti-aging layer, an insulating layer, an outer protection layer and a wear-resistant layer from inside to outside. By arranging the supporting structure, the strength of the internal structure of the cable is improved, a certain anti-pressure capability is ensured, the cable core bodies are isolated, and the possibility that the cable core bodies are mutually wound to influence use is reduced. Through the arrangement of the outer protection layer, the wear resistance and the anti-aging capability of the cable are improved, the insulation is ensured by the insulating layer, the anti-aging capability is improved, the service life is prolonged, and the maintenance cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of cables, in particular to an anti-aging cable. Background Art

[0002] Cable is a wire used to transmit power, signals or data, usually composed of multiple thin metal wires or optical fibers. Cables are usually wrapped with one or more insulating layers to protect the wires from damage by the external environment. Different types of cables are suitable for different applications, such as power cables are used to transmit electricity, and communication cables are used to transmit signals and data. Cables are widely used in power systems, communication systems, computer networks, and electronic equipment.

[0003] In the prior art, in order to reduce costs, the service life of the cable has become an important consideration. The service life of the cable is often related to the environmental conditions in which it is located, such as temperature, humidity, ultraviolet radiation, etc. In the existing cable production technology, in order to extend the service life of the cable, some heat-resistant and weather-resistant insulating materials are usually used, combined with fillers to extend the service life of the cable. With the large-scale use of cables, the demand for anti-aging of cables is also increasing, so an anti-aging cable is needed. Utility Model Content

[0004] The purpose of the utility model is to improve the strength of the internal structure of the cable by setting a supporting structure to ensure a certain compressive resistance, and to set an outer protective layer on the outside to improve anti-aging, insulation and other properties, thereby increasing the service life.

[0005] In order to achieve the above-mentioned utility model purpose, the utility model provides the following technical solutions:

[0006] An anti-aging cable, comprising a cable core;

[0007] A cable core body is arranged in the middle of the cable core;

[0008] A supporting structure provided between the cable core bodies; a filling portion provided between the cable body and the supporting structure;

[0009] An inner protective layer disposed outside the cable core body and the supporting structure; an outer protective layer disposed outside the inner protective layer;

[0010] Wherein, the outer protective layer is provided with an anti-aging layer, an insulating layer, an outer protective layer and a wear-resistant layer in sequence from the inside to the outside.

[0011] As a preferred technical solution of the present application, the support structure includes a central skeleton arranged in the middle of the cable core and parallel to the cable core body, and a support frame arranged on the central skeleton and extending toward the inner protective layer, and the support frame separates each cable core body.

[0012] As a preferred technical solution of the present application, the inner protective layer includes an anti-corrosion layer sleeved on the cable body and the supporting structure.

[0013] As a preferred technical solution of the present application, the inner protective layer includes an inner protective sleeve arranged on the outer surface of the anti-corrosion layer, the inner protective sleeve is wavy, and the outer surface of the inner protective sleeve is provided with an armor layer, and the armor layer is adapted to the surface of the inner protective sleeve.

[0014] As a preferred technical solution of the present application, the inner protective layer includes a shielding layer arranged between the inner protective sleeve and the anti-corrosion layer.

[0015] As a preferred technical solution of the present application, the filling part includes a water-blocking filler filled between the cable core body and the supporting structure.

[0016] As a preferred technical solution of the present application, an insulating sleeve is provided on the outer surface of the cable core body.

[0017] As a preferred technical solution of the present application, the filling portion includes a flame retardant sleeve sleeved on the outer surface of the insulating sleeve.

[0018] As a preferred technical solution of the present application, the outer protective layer is a component made of polyurethane, the wear-resistant layer is a component made of silicone resin, and the wear-resistant layer is coated on the surface of the outer protective layer.

[0019] As a preferred technical solution of the present application, an outer surface of the joint portion of the cable core is covered with an outer sheath.

[0020] Compared with the prior art, the utility model has the following beneficial effects:

[0021] 1. By setting up a supporting structure, the strength of the internal structure of the cable is improved to ensure a certain degree of compressive resistance, and each cable core body is isolated to reduce the possibility of the cable core bodies being entangled with each other and affecting their use, thereby increasing their service life.

[0022] 2. By setting an outer protective layer, the wear resistance and anti-aging ability of the cable are improved, and the insulation is guaranteed by the insulating layer, which improves the anti-aging ability, increases the service life and reduces the maintenance cost.

[0023] 3. By setting up a central skeleton and support frame, the structural strength of the middle part of the cable core is enhanced, the cable deformation caused by extrusion or stretching is reduced, and each cable core body is isolated to reduce mutual influence. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A cross-sectional view of a cable core in an embodiment of the utility model;

[0025] Figure 2It is a structural diagram of a cable core connector in an embodiment of the utility model.

[0026] Markings in the figure: 1. Cable core; 2. Cable core body; 21. Support structure; 211. Central skeleton; 212. Support frame; 22. Insulating sleeve; 4. Filling part; 41. Water-blocking filler; 42. Flame-retardant sleeve; 5. Inner protective layer; 51. Anti-corrosion layer; 52. Shielding layer; 53. Inner protective sleeve; 6. Outer protective layer; 61. Anti-aging layer; 62. Insulating layer; 63. Outer protective layer; 64. Wear-resistant layer; 7. Armor layer; 8. Outer sheath. DETAILED DESCRIPTION

[0027] To make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments.

[0028] Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the present invention to be protected, but merely represents some embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0030] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0031] Example:

[0032] See also Figure 1 As shown, this embodiment provides an anti-aging cable.

[0033] An anti-aging cable comprises a cable core 1;

[0034] The cross section of the cable core 1 is provided with a cable core body 2, a support structure 21, a filling part 4, an inner protective layer 5 and an outer protective layer 6 in sequence from the inside to the outside;

[0035] A support structure 21 is provided between the cable core bodies 2, a filling portion 4 is provided between the cable core bodies 2 and the support structure 21, an inner protective layer 5 is provided on the outer side of the cable core bodies 2 and the support structure 21, an outer protective layer 6 is provided on the outer side of the inner protective layer 5, and the outer protective layer 6 is provided with an anti-aging layer 61, an insulating layer 62, an outer protective layer 63 and a wear-resistant layer 64 from the inside to the outside. The support structure 21 is provided to improve the strength of the internal structure of the cable, ensure a certain compressive resistance, and isolate each cable core body 2 to reduce the possibility of the cable core body 2 being entangled with each other and affecting the use. The outer protective layer 6 is provided to improve the wear resistance and anti-aging ability of the cable, and the insulation is ensured by the insulating layer 62, which improves the anti-aging ability, improves the service life, and reduces the maintenance cost.

[0036] As a preferred technical solution of the present application, the inner protective layer 5 includes an anti-corrosion layer 51 sleeved on the cable body and the support structure 21. In a preferred embodiment of the present application, the anti-corrosion layer 51 can be a UV coating or a waterproof coating for delaying aging.

[0037] The inner protective layer 5 includes an inner protective sleeve 53 disposed on the outer surface of the anti-corrosion layer 51, the inner protective sleeve 53 is wavy, and the outer surface of the inner protective sleeve 53 is covered with an armor layer 7, and the armor layer 7 is adapted to the surface of the inner protective sleeve 53. The contact area between the wavy inner protective sleeve 53 and the armor layer 7 is larger, which can provide stronger surface friction.

[0038] The inner protective layer 5 includes a shielding layer 52 disposed between the inner protective sleeve 53 and the anti-corrosion layer 51. The shielding layer 52 is used to reduce electromagnetic interference and voltage fluctuations, and can provide additional protection and extend the life of the cable.

[0039] The filling part 4 includes a water-blocking filler 41 filled between the cable core body 2 and the supporting structure 21. The water-blocking filler 41 is used to prevent air or moisture from entering the cable core body 2, thereby slowing down the aging process.

[0040] The outer surface of the cable core body 2 is covered with an insulating sleeve 22. The insulating sleeve 22 can reduce the risk of aging and leakage of the cable core body 2, extend the service life, and ensure a certain safety during maintenance.

[0041] The filling part 4 includes a flame retardant sleeve 42 sleeved on the outer surface of the insulating sleeve 22. The flame retardant sleeve 42 is used to enhance the flame retardant performance of the cable and reduce the possibility of large-area fire of the cable caused by external factors.

[0042] Embodiment 2:

[0043] See also Figure 1 As shown, compared with the first embodiment, this embodiment further illustrates the support structure 21.

[0044] The support structure 21 includes a central skeleton 211 disposed in the middle of the cable core 1 and parallel to the cable core body 2, and a support frame 212 disposed on the central skeleton 211 and extending toward the inner protective layer, and the support frame 212 separates each cable core body 2. The central skeleton 211 is provided to enhance the structural strength of the middle of the cable core 1 and reduce cable deformation caused by extrusion or stretching, and the support frame 212 enhances the support strength and isolates each cable core body 2 to reduce mutual influence.

[0045] Embodiment three:

[0046] See also Figure 1 to Figure 2 As shown, compared with the first embodiment, this embodiment further illustrates the outer protective layer 6.

[0047] The outer protective layer 63 is a component made of polyurethane, and the wear-resistant layer 64 is a component made of silicone resin. The wear-resistant layer 64 is coated on the surface of the outer protective layer 63 .

[0048] Embodiment 4:

[0049] See also Figure 1 to Figure 2 As shown, the difference between this embodiment and the first embodiment lies in the connector of the cable core 1 of this embodiment.

[0050] The outer surface of the joint portion of the cable core 1 is covered with an outer sheath 8 .

[0051] The outer sheath 8 is preferably a metal sheath or a braided sheath, which can provide additional physical protection for the joint of the cable core 1, increase the strength and wear resistance of the cable surface, and protect the joint of the cable core 1.

[0052] In the description of the present utility model, it should be noted that the terms "upper", "lower", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, or the orientation or position relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0053] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above specific implementation methods. Therefore, any modification or equivalent replacement of the present invention; and all technical solutions and improvements thereof that do not depart from the spirit and scope of the present invention are included in the scope of the claims of the present invention.

Claims

1. An anti-aging cable, characterized in that: comprising a cable core (1); A cable core body (2) is arranged in the middle of the cable core (1); A supporting structure (21) disposed between the cable core bodies (2); a filling portion (4) disposed between the cable core bodies (2) and the supporting structure (21); An inner protective layer (5) arranged outside the cable core body (2) and the supporting structure (21); an outer protective layer (6) arranged outside the inner protective layer (5); The outer protective layer (6) is provided with an anti-aging layer (61), an insulating layer (62), an outer protective layer (63) and a wear-resistant layer (64) in sequence from the inside to the outside.

2. The anti-aging cable according to claim 1, characterized in that: The support structure (21) comprises a central frame (211) arranged in the middle of the cable core (1) and parallel to the cable core body (2), and a support frame (212) arranged on the central frame (211) and extending toward the inner protective layer, wherein the support frame (212) separates each cable core body (2).

3. The anti-aging cable according to claim 1, characterized in that: The inner protective layer (5) comprises an anti-corrosion layer (51) sleeved on the cable body and the supporting structure (21).

4. The anti-aging cable according to claim 3, characterized in that: The inner protective layer (5) comprises an inner protective sleeve (53) arranged on the outer surface of the anti-corrosion layer (51), the inner protective sleeve (53) is wavy, and the outer surface of the inner protective sleeve (53) is provided with an armor layer (7), and the armor layer (7) is adapted to the surface of the inner protective sleeve (53).

5. The anti-aging cable according to claim 1, characterized in that: The inner protective layer (5) comprises a shielding layer (52) arranged between the inner protective sleeve (53) and the anti-corrosion layer (51).

6. The anti-aging cable according to claim 1, characterized in that: The filling portion (4) comprises a water-blocking filler (41) filled between the cable core body (2) and the supporting structure (21).

7. The anti-aging cable according to claim 6, characterized in that: The outer surface of the cable core body (2) is covered with an insulating sleeve (22).

8. The anti-aging cable according to claim 7, characterized in that: The filling portion (4) comprises a flame retardant sleeve (42) sleeved on the outer surface of the insulating sleeve (22).

9. The anti-aging cable according to claim 1, characterized in that: The outer protective layer (63) is a component made of polyurethane, the wear-resistant layer (64) is a component made of silicone resin, and the wear-resistant layer (64) is coated on the surface of the outer protective layer (63).

10. The anti-aging cable according to claim 1, characterized in that: The outer surface of the joint portion of the cable core (1) is covered with an outer sheath (8).

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