Large-current conductor structure

Abstract

The utility model relates to the field of large-current conductors, in particular to a large-current conductor structure, which comprises a large-current conductor body, the large-current conductor body comprises a first conductor, a second conductor and a third conductor, and insulation shielding groups are respectively arranged outside the first conductor, the second conductor and the third conductor. The first conductor, the second conductor and the third conductor are wrapped with a protective sleeve group, and high-flame-retardant filling strips are arranged in the protective sleeve group and located outside the first conductor, the second conductor and the third conductor at equal intervals. According to the utility model, the low-smoke halogen-free high-flame-retardant belt body, the high-flame-retardant filling strip and the flame-retardant filling layer are arranged in the large-current conductor, so that the flame-retardant performance of the large-current conductor is improved, the first heat dissipation through holes and the second heat dissipation through holes are formed in the large-current conductor, and the heat dissipation coating is coated outside the large-current conductor, so that the heat dissipation performance of the large-current conductor is improved. Therefore, the heat dissipation performance is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-current conductors, in particular to a high-current conductor structure. Background Art

[0002] High current conductor structures are generally designed to carry and transmit high currents.

[0003] Since high-current conductors carry high-power currents, more heat may be generated on their surfaces. However, existing high-current conductors have weak heat dissipation performance and weak flame retardant properties. When high-current conductors are exposed to high temperatures for a long time during use, they are prone to oxidation or corrosion, which can easily affect their performance and service life. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a large current conductor structure.

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

[0006] A high-current conductor structure, comprising a high-current conductor body, the high-current conductor body comprising a first conductor, a second conductor, and a third conductor, the first conductor, the second conductor, and the third conductor are respectively provided with an insulating shielding group outside, and the first conductor, the second conductor, and the third conductor are respectively wrapped with a protective sleeve group outside, and a high flame retardant filling strip is provided inside the protective sleeve group and outside the first conductor, the second conductor, and the third conductor at an equal distance;

[0007] The protective sleeve group includes a low-smoke halogen-free and highly flame-retardant belt body, an inner protective sleeve layer is arranged outside the low-smoke halogen-free and highly flame-retardant belt body, a steel belt armor layer is arranged outside the inner protective sleeve layer, an outer sleeve layer is arranged outside the steel belt armor layer, and a heat dissipation coating is coated on the outer sleeve layer.

[0008] In addition, a preferred structure is that a flame retardant filling layer is provided inside the protective sleeve and outside the first conductor, the second conductor, the third conductor, and the highly flame retardant filling strip.

[0009] In addition, a preferred structure is that the insulating shielding group includes a conductor shielding layer, an insulating layer is arranged outside the conductor shielding layer, an insulating shielding layer is arranged outside the insulating layer, and a copper tape shielding layer is arranged outside the insulating shielding layer.

[0010] In addition, a preferred structure is that a plurality of first heat dissipation through holes are equidistantly provided inside the low-smoke halogen-free and highly flame-retardant belt body, and a plurality of second heat dissipation through holes are equidistantly provided inside the inner protective sleeve layer.

[0011] In addition, a preferred structure is that the first heat dissipation through holes of the low-smoke, halogen-free and highly flame-retardant belt body and the second heat dissipation through holes of the inner protective sleeve layer are arranged alternately.

[0012] In addition, a preferred structure is that the first conductor is formed by twisting a plurality of metal wires, and the second conductor and the third conductor both include a hollow copper body, and a plurality of metal wires are arranged at equal distances outside the hollow copper body.

[0013] The beneficial effects of the utility model are:

[0014] In the utility model, the flame retardant performance of the high-current conductor is improved by arranging a low-smoke, halogen-free, highly flame-retardant belt body, a highly flame-retardant filling strip, and a flame-retardant filling layer inside the high-current conductor, and the first heat dissipation through hole and the second heat dissipation through hole are arranged inside the high-current conductor, and a heat dissipation coating is coated on the outside of the high-current conductor, thereby improving its heat dissipation performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural schematic diagram of a partial cross section of a large current conductor body proposed by the utility model;

[0016] Figure 2 This is a structural schematic diagram of a high current conductor structure proposed by the utility model;

[0017] Figure 3 This is a schematic diagram of the internal structure of the protective sleeve proposed by the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the second conductor and the third conductor proposed by the utility model;

[0019] Figure 5 This is a schematic structural diagram of the first conductor proposed in the utility model.

[0020] In the figure: 1. high current conductor body; 2. flame retardant filling layer; 3-1. first conductor; 3-2. second conductor; 3-3. third conductor; 4. protective sleeve group; 41. low smoke halogen-free and highly flame retardant belt body; 411. first heat dissipation through hole; 42. inner protective sleeve layer; 421. second heat dissipation through hole; 43. steel belt armor layer; 44. outer sheath layer; 45. heat dissipation coating; 5. highly flame retardant filling strip; 6. insulation shielding group; 61. conductor shielding layer; 62. insulation layer; 63 insulation shielding layer; 64. copper belt shielding layer. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Reference Figure 1-5 A high current conductor structure includes a high current conductor body 1, the high current conductor body 1 includes a first conductor 3-1, a second conductor 3-2, and a third conductor 3-3, the first conductor 3-1, the second conductor 3-2, and the third conductor 3-3 are respectively provided with an insulating shielding group 6 outside, and the first conductor 3-1, the second conductor 3-2, and the third conductor 3-3 are wrapped with a protective sleeve group 4 outside, and a high flame retardant filling strip 5 is arranged inside the protective sleeve group 4 and outside the first conductor 3-1, the second conductor 3-2, and the third conductor 3-3 at an equal distance;

[0023] The protective sleeve group 4 includes a low-smoke halogen-free and highly flame-retardant belt body 41, an inner protective sleeve layer 42 is arranged outside the low-smoke halogen-free and highly flame-retardant belt body 41, a steel belt armor layer 43 is arranged outside the inner protective sleeve layer 42, an outer sheath layer 44 is arranged outside the steel belt armor layer 43, and a heat dissipation coating 45 is coated on the outside of the outer sheath layer 44.

[0024] At the same time, a flame retardant filling layer 2 is arranged inside the protective sleeve 4 and outside the first conductor 3 - 1 , the second conductor 3 - 2 , the third conductor 3 - 3 , and the highly flame retardant filling strip 5 .

[0025] Meanwhile, the insulating shielding group 6 includes a conductor shielding layer 61 , an insulating layer 62 is disposed outside the conductor shielding layer 61 , an insulating shielding layer 63 is disposed outside the insulating layer 62 , and a copper tape shielding layer 64 is disposed outside the insulating shielding layer 63 .

[0026] Furthermore, a plurality of first heat dissipation through holes 411 are evenly spaced inside the low-smoke zero-halogen highly flame-retardant belt body 41 , and a plurality of second heat dissipation through holes 421 are evenly spaced inside the inner protective sleeve layer 42 .

[0027] Furthermore, the first heat dissipation through holes 411 of the low-smoke halogen-free and highly flame-retardant belt body 41 and the second heat dissipation through holes 421 of the inner protective sleeve layer 42 are arranged alternately.

[0028] Meanwhile, the first conductor 3-1 is formed by twisting a plurality of metal wires, and the second conductor 3-2 and the third conductor 3-3 both include a hollow copper body, and a plurality of metal wires are arranged at equal distances outside the hollow copper body.

[0029] In this embodiment, the flame retardant performance of the high current conductor is improved by arranging a low-smoke halogen-free high flame retardant tape 41, a high flame retardant filling strip 5, and a flame retardant filling layer 2 inside the high current conductor, and the first heat dissipation through hole 411 and the second heat dissipation through hole 421 are arranged inside the high current conductor, and a heat dissipation coating 45 is coated on the outside of the high current conductor, thereby improving its heat dissipation performance.

[0030] At the same time, the first conductor 3-1 is formed by twisting a plurality of metal wire bundles, and the second conductor 3-2 and the third conductor 3-3 both include a hollow copper body, and a plurality of metal wires are arranged at equal distances outside the hollow copper body. The internal space of the hollow cylinder provides additional surface area for heat dissipation of the large current conductor, thereby improving the heat dissipation performance of the large current conductor.

[0031] In the utility model, the flame retardant performance of the high current conductor is improved by arranging a low-smoke halogen-free high flame retardant belt 41, a high flame retardant filling strip 5, and a flame retardant filling layer 2 inside the high current conductor, and the first heat dissipation through hole 411 and the second heat dissipation through hole 421 are arranged inside the high current conductor, and the heat dissipation coating 45 is coated on the outside of the high current conductor, thereby improving its heat dissipation performance.

[0032] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A high current conductor structure, comprising a high current conductor body (1), characterized in that: The large current conductor body (1) comprises a first conductor (3-1), a second conductor (3-2), and a third conductor (3-3); the first conductor (3-1), the second conductor (3-2), and the third conductor (3-3) are respectively provided with an insulating shielding group (6) outside, and the first conductor (3-1), the second conductor (3-2), and the third conductor (3-3) are respectively wrapped with a protective sleeve group (4) outside, and a highly flame-retardant filling strip (5) is provided inside the protective sleeve group (4) and outside the first conductor (3-1), the second conductor (3-2), and the third conductor (3-3) at an equal distance; The protective sleeve group (4) comprises a low-smoke, halogen-free and highly flame-retardant belt body (41), an inner protective sleeve layer (42) is arranged outside the low-smoke, halogen-free and highly flame-retardant belt body (41), a steel belt armor layer (43) is arranged outside the inner protective sleeve layer (42), an outer sheath layer (44) is arranged outside the steel belt armor layer (43), and a heat dissipation coating (45) is coated on the outer sheath layer (44).

2. A high current conductor structure according to claim 1, characterized in that: A flame retardant filling layer (2) is provided inside the protective sleeve (4) and outside the first conductor (3-1), the second conductor (3-2), the third conductor (3-3), and the highly flame retardant filling strip (5).

3. A high current conductor structure according to claim 1, characterized in that: The insulating shielding group (6) comprises a conductor shielding layer (61), an insulating layer (62) is arranged outside the conductor shielding layer (61), an insulating shielding layer (63) is arranged outside the insulating layer (62), and a copper tape shielding layer (64) is arranged outside the insulating shielding layer (63).

4. A high current conductor structure according to claim 1, characterized in that: A plurality of first heat dissipation through holes (411) are equidistantly provided inside the low-smoke, zero-halogen and highly flame-retardant belt body (41), and a plurality of second heat dissipation through holes (421) are equidistantly provided inside the inner protective sleeve layer (42).

5. A high current conductor structure according to claim 4, characterized in that: The first heat dissipation through holes (411) of the low-smoke, zero-halogen and highly flame-retardant belt body (41) and the second heat dissipation through holes (421) of the inner protective sleeve layer (42) are arranged in an alternating manner.

6. A high current conductor structure according to claim 1, characterized in that: The first conductor (3-1) is formed by twisting a plurality of metal wires, and the second conductor (3-2) and the third conductor (3-3) both comprise a hollow copper body, with a plurality of metal wires being arranged at equal distances outside the hollow copper body.

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