CN214099206U - Double-layer anti-creeping cable - Google Patents

Abstract

The utility model discloses a double-layer anti-creeping cable, which comprises a first insulating layer, wherein a second insulating layer is fixedly sleeved at the inner side of the first insulating layer, a heat-conducting layer is fixedly sleeved at the inner side wall of the second insulating layer, the inner side wall of the heat-conducting layer is fixedly connected with a wrapping layer, and an electromagnetic shielding layer is arranged inside the wrapping layer, the utility model is provided with a wrapping layer in the cable by arranging devices such as a copper pipe component, a wrapping layer, a heat-conducting foil, a copper pipe component and a heat-conducting foil are fixedly connected, the cross section of the heat-conducting foil is wave-shaped, which can effectively increase the heat-conducting area, facilitate the faster heat conduction, and set a plurality of groups of heat-conducting foils to accelerate the heat-conducting efficiency, and simultaneously, the heat-conducting layer is also arranged at the outer side wall of the wrapping layer, thereby facilitating the heat to be transmitted to the outside, and the fixing short rod can position and fix the heat-conducting foil, preventing it from loosening in the wrapping.

Description

Double-layer anti-creeping cable

Technical Field

The utility model relates to a anticreep cable technical field especially relates to a double-deck anticreep cable.

Background

The wire and cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion, the wire and cable in a broad sense is also called as cable for short, the cable in a narrow sense is insulated cable, and it can be defined as: an aggregate consisting of; one or more insulated wire cores, and their respective possible coating layers, total protective layers and outer protective layers, and the cable may have additional non-insulated conductors, and the wire and cable products are mostly products with completely the same cross-sectional shape (neglecting errors caused by manufacturing), and have long strip shapes, which are determined by the characteristics used as lines or coils in the system or equipment, so the structural components of the wire and cable products are researched and analyzed, and only the cross-section of the wire and cable products is needed to be observed and analyzed, and the structural components of the wire and cable products can be generally divided into four main structural components of wires, insulating layers, shields and sheaths, filling elements, tension elements and the like, and some products have extremely simple structures according to the use requirements and application occasions of the products.

At present, the main problem that current double-deck anticreep cable exists is that, when the cable current-carrying capacity is too big, the inside heat radiation structure that does not have the system of cable can lead to the cable to generate heat seriously, finally makes the working life of cable shorten, so need design a new double-deck anticreep cable and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a double-layer anti-creeping cable.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a double-deck anticreep cable, includes the first insulation layer, the fixed second insulating layer that has cup jointed in the inboard of first insulation layer, the fixed heat-conducting layer that has cup jointed of second insulating layer inside wall, heat-conducting layer inside wall fixedly connected with parcel layer, the inside electromagnetic shield layer that is provided with of parcel in situ, be provided with copper pipe assembly between electromagnetic shield layer and the parcel layer, the electromagnetic shield layer inboard is provided with leads the core main part, lead the heat-resisting mica layer of core main part lateral wall fixedly connected with, the fixed cover of heat-resisting mica layer lateral wall has connect and leads the core insulating layer.

As a further description of the above technical solution:

the first insulating layer and the second insulating layer are made of polyethylene.

As a further description of the above technical solution:

the number of the copper pipe components is three, the three copper pipe components are distributed in an annular mode, and included angles between every two adjacent copper pipe components are equal.

As a further description of the above technical solution:

the wrapping layer is of a hollow annular structure, and a plurality of groups of heat-conducting foils are arranged inside the wrapping layer.

As a further description of the above technical solution:

the cross section of the heat conduction foil is wavy, the copper pipe assembly is fixedly connected with the heat conduction foil, the heat conduction foil is made of copper, and a fixed short rod is fixedly sleeved on the inner side wall of the heat conduction foil.

As a further description of the above technical solution:

the fixed short rod is fixedly connected with the wrapping layer.

As a further description of the above technical solution:

and filling is arranged at a gap between the electromagnetic shielding layer and the conducting core insulating layer.

The utility model discloses following beneficial effect has:

compared with the prior art, through being provided with copper pipe assembly, the parcel layer, the heat conduction foil, devices such as fixed quarter butt and heat-conducting layer, set up the parcel layer in the cable, wrap up the heat conduction foil, utilize copper pipe assembly and heat conduction foil looks fixed connection, the cross section of heat conduction foil is the wave, can with increase heat conduction area effectively, be convenient for with the faster derivation of heat, and set up multiunit heat conduction foil and accelerated heat conduction efficiency, still set up the heat-conducting layer at the lateral wall on parcel layer simultaneously, be convenient for transmit the heat toward the outside, fixed quarter butt can fix a position the heat conduction foil fixedly, prevent that it from taking place to become flexible in the parcel layer.

Drawings

Fig. 1 is a schematic cross-sectional structure view of a double-layer anti-creeping cable according to the present invention;

FIG. 2 is a schematic view of the internal structure of the wrapping layer;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

Illustration of the drawings:

1. a first insulating layer; 2. a second insulating layer; 3. a copper tube assembly; 4. a heat conductive layer; 5. a wrapping layer; 6. an electromagnetic shielding layer; 7. a heat-resistant mica layer; 8. a core-conductive insulating layer; 9. a core body; 10. a heat conductive foil; 11. fixing the short rod; 12. and (6) filling.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but 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 thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a double-deck anticreep cable, including first insulation layer 1, 1 inboard fixed cover in first insulation layer has connect second insulation layer 2, 2 inside walls of second insulation layer are fixed and have been cup jointed heat-conducting layer 4, 4 inside walls fixedly connected with parcel layer 5 of heat-conducting layer, the inside electromagnetic shield layer 6 that is provided with of parcel layer 5, be provided with copper pipe assembly 3 between electromagnetic shield layer 6 and the parcel layer 5, 6 inboard sides of electromagnetic shield layer are provided with leads core main part 9, lead the heat-resisting mica layer 7 of 9 lateral walls fixedly connected with of core main part, the fixed cover of 7 lateral walls of heat-resisting mica layer has connect leads core insulating layer 8.

The first insulating layer 1 and the second insulating layer 2 are both made of polyethylene materials, the polyethylene materials have good wear resistance and insulating property, the first insulating layer 1 is used as an outer sheath to insulate and resist wear, the surface of the cable is prevented from being damaged, the second insulating layer 2 is arranged on the inner side of the first insulating layer 1, the insulating strength of the cable is enhanced, leakage of the cable is prevented, the number of copper pipe assemblies 3 is three, the three copper pipe assemblies 3 are distributed annularly, included angles between every two adjacent copper pipe assemblies 3 are equal, heat is conveniently transmitted to the heat conducting foil 10 through the copper pipe assemblies 3, the heat is uniformly distributed on the heat conducting foil 10 and is more quickly and uniformly led out, the wrapping layer 5 is of a hollow annular structure, a plurality of groups of heat conducting foils 10 are arranged inside the wrapping layer 5, the cross sections of the heat conducting foils 10 are wavy, and the copper pipe assemblies 3 are fixedly connected with the heat conducting foils 10, and heat conduction foil 10 is made of copper, and fixed quarter butt 11 is fixedly sleeved on the inner side wall of heat conduction foil 10, the heat conduction area is increased, fixed quarter butt 11 and wrapping layer 5 are fixedly connected, fixed quarter butt 11 and heat conduction foil 10 are mutually fixedly sleeved, fixed quarter butt 11 and wrapping layer 5 are mutually fixedly connected, heat conduction foil 10 is conveniently positioned and fixed, a gap between electromagnetic shielding layer 6 and core guide insulating layer 8 is provided with a filling 12, and filling 12 can absorb impact energy and protect the inner core.

The working principle is as follows: when the cable current-carrying capacity is too big, the inner core of cable can generate heat, heat this moment is transmitted through heat-resisting mica layer 7, transmit on toward electromagnetic shield layer 6 via packing 12, because copper pipe assembly 3 has been set up between electromagnetic shield layer 6 and parcel layer 5, through copper pipe assembly 3 with heat transfer to heat conduction foil 10, heat conduction foil 10 transmits away the heat via heat-conducting layer 4 after that, transmit the heat layer upon layer, be convenient for improve thermal transfer speed, prevent that the cable from being in the heated state for a long time, avoid influencing its own working life.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (7)

1. A double-layer anti-creeping cable comprises a first insulating layer (1), and is characterized in that: first insulation layer (1) inboard is fixed to have cup jointed second insulating layer (2), the fixed cover of second insulating layer (2) inside wall has cup jointed heat-conducting layer (4), heat-conducting layer (4) inside wall fixedly connected with parcel layer (5), inside electromagnetic shield layer (6) that is provided with of parcel layer (5), be provided with between electromagnetic shield layer (6) and parcel layer (5) copper pipe assembly (3), electromagnetic shield layer (6) inboard is provided with leads core main part (9), lead core main part (9) the heat-resisting mica layer of lateral wall fixedly connected with (7), heat-resisting mica layer (7) lateral wall is fixed to have cup jointed and is led core insulating layer (8).

2. The double-layer anti-creeping cable according to claim 1, wherein: the first insulating layer (1) and the second insulating layer (2) are made of polyethylene materials.

3. The double-layer anti-creeping cable according to claim 1, wherein: the number of the copper pipe components (3) is three, the three copper pipe components (3) are distributed in an annular shape, and included angles between every two adjacent copper pipe components (3) are equal.

4. The double-layer anti-creeping cable according to claim 1, wherein: the wrapping layer (5) is of a hollow annular structure, and a plurality of groups of heat-conducting foils (10) are arranged inside the wrapping layer (5).

5. The double-layer anti-creeping cable according to claim 4, wherein: the heat conduction foil piece (10) is wave-shaped in cross section, the copper pipe assembly (3) is fixedly connected with the heat conduction foil piece (10), the heat conduction foil piece (10) is made of copper, and a fixing short rod (11) is fixedly connected to the inner side wall of the heat conduction foil piece (10) in a sleeved mode.

6. The double-layer anti-creeping cable according to claim 5, wherein: the fixed short rod (11) is fixedly connected with the wrapping layer (5).

7. The double-layer anti-creeping cable according to claim 1, wherein: and a gap (12) between the electromagnetic shielding layer (6) and the conducting core insulating layer (8) is filled with filler.

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