CN218214684U - Electric wire and cable - Google Patents

Abstract

The utility model discloses a wire and cable, include from interior to exterior and set gradually: a conductor; the outer jacket, with pass through on the outer jacket arbitrary cross-section of outer jacket central line is the benchmark cross-section, the both sides in benchmark cross-section are all followed the length extending direction of outer jacket is provided with a plurality of archs, arbitrary adjacent two have the clearance between the arch, the utility model discloses the heat radiating area of multiplicable outer jacket further improves the radiating effect, and in addition, the clearance between arch and the adjacent arch forms concave-convex structure on the outer jacket, can alleviate the stress that wire and cable bore when buckling, can satisfy the wide-angle of wire and cable in arbitrary direction better and buckle, extension wire and cable's life.

Description

Electric wire and cable

Technical Field

The utility model relates to a wire and cable.

Background

In the lighting process, especially in outdoor lighting or industrial and mining lighting, the electric wire and the cable are needed to be used for transmitting power for the lamp. The existing electric wire and cable are in the electrifying use process, the surface area of the outer protective layer on the electric wire and cable for heat dissipation is small, so that the whole heat dissipation effect is poor, the electric wire and cable are dragged and bent in the installation and use process, when the electric wire and cable are bent at a large angle, the stress of the outer protective layer on the electric wire and cable for bending cannot be released, the aging of the outer protective layer is accelerated, the electric wire and cable is easy to damage, and therefore the existing electric wire and cable has the defects in certain occasions and needs to be further improved.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a wire and cable to solve one or more technical problems in the prior art, and at least provide a useful choice or creation condition.

The utility model provides a solution of its technical problem is:

a wire and cable comprises, from inside to outside: a conductor; the outer jacket takes any section passing through the center line of the outer jacket on the outer jacket as a reference section, a plurality of bulges are arranged on two sides of the reference section along the length extending direction of the outer jacket, and a gap is reserved between any two adjacent bulges.

The technical scheme at least has the following beneficial effects: the outer jacket wraps up in the outside of conductor, play the guard action to the conductor, the outside at outer jacket is equipped with the structure of evagination, make the outer jacket form a plurality of archs in the conductor outside after dissecting along the benchmark cross-section, and form the clearance between two adjacent archs, so the heat radiating area of multiplicable outer jacket, the clearance can be supplied the air current to pass through, further improve the radiating effect, in addition, the clearance between arch and the adjacent arch on the outer jacket forms concave-convex structure, can alleviate the stress that wire and cable bore when buckling, can satisfy wire and cable wide-angle bending in arbitrary direction better, the life of extension wire and cable.

As a further improvement of the above technical solution, an outer sheath is disposed at an end of the outer sheath, the outer sheath includes a first protection section and a second protection section that are connected to each other, the first protection section is sleeved outside the outer sheath, a shape of an inner side wall of the first protection section is matched with a shape of an outer side wall of the outer sheath, and the second protection section is sleeved outside the conductor. The oversheath is located the tip position of outer jacket, utilize first protection segment cover in the outside of outer jacket, the second protection segment is then in the outside of conductor, so usable interconnect's first protection segment is protected wire and cable's tip with the second protection segment, avoid moisture and moisture to permeate wire and cable inside through capillary action, be favorable to eliminating the potential safety hazard, wire and cable's dampproofing and waterproofing performance is improved, in addition, the inside wall of second protection segment has the concave-convex structure of adaptation in first protection segment lateral wall, can step up the cooperation with the outer jacket, make the outer jacket connect more firmly on wire and cable, be difficult for droing.

As a further improvement of the above technical solution, the first protective segment is detachably connected to the outer side of the outer sheath. After the electric wire and cable are cut off, the first protective section can be disassembled from the cut-off part and is returned to the part needing to be used on the electric wire and cable, and the electric wire and cable protective device can be repeatedly used and is more economical and environment-friendly.

As a further improvement of the technical scheme, the outer sheath is made of a waterproof flame-retardant material. The waterproof and flame-retardant outer sheath can improve the waterproofness and high temperature resistance of the whole wire and cable.

As a further improvement of the above technical solution, a first raised line is spirally arranged on the outer side wall of the outer sheath along the length extending direction of the outer sheath, and the first raised line is cut by the reference cross section to form the protrusion. First sand grip sets up on the sheath spiral, forms the clearance between the two adjacent circles on the first sand grip, and under wire and cable cut open at the benchmark cross-section, the section face that first sand grip is located the outer sheath both sides is the arch promptly.

As another improvement of the above technical solution, an annular second raised line is disposed on an outer side wall of the outer sheath, a plurality of second raised lines are arranged along a length extending direction of the outer sheath, and the second raised line is cut by the reference cross section to form the protrusion. The first raised line is the design of ring shape outside the outer sheath, and a plurality of second raised lines are arranged along the length extending direction interval of conductor to form the clearance between two adjacent second raised lines, and wire and cable cuts open under the benchmark cross-section, and the section that the second raised line is located the outer jacket both sides is protruding promptly.

As a further improvement of the above technical solution, a wrapping layer is disposed between the conductor and the outer sheath. The wrapping layer is arranged outside the conductor, and the conductor can be insulated and cabled.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

FIG. 1 is a schematic structural view of the present invention with the outer sheath removed;

fig. 2 is a schematic view of the structure of the present invention with an outer sheath.

In the drawings: 100-conductor, 200-outer sheath, 210-bulge, 220-gap, 310-first protection section, 320-second protection section and 400-wrapping layer.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does 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.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the terms such as setting, installing, connecting, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the terms in the present invention by combining the specific contents of the technical solution.

Referring to fig. 1, an electric wire and cable includes a conductor 100 and an outer sheath 200, the outer sheath 200 is wrapped and sleeved outside the conductor 100, wherein any cross section of the outer sheath 200 passing through a center line of the outer sheath 200 is taken as a reference cross section, two sides of the reference cross section are provided with a plurality of protrusions 210 along a length extending direction of the outer sheath 200, and a gap 220 is formed between any two adjacent protrusions 210.

Therefore, the outer sheath 200 wraps the outer side of the conductor 100, the conductor 100 is protected, the outer side of the outer sheath 200 is provided with a convex structure, the outer side of the conductor 100 is provided with a plurality of protrusions 210 after the outer sheath 200 is cut along the reference cross section, and a gap 220 is formed between every two adjacent protrusions 210, so that the heat dissipation area of the outer sheath 200 can be increased, the gap 220 can be used for air flow to pass through, the heat dissipation effect is further improved, in addition, the gap 220 between the protrusions 210 and the adjacent protrusions 210 on the outer sheath 200 form a concave-convex structure, the stress borne by the wire cable during bending can be reduced, large-angle bending of the wire cable in any direction can be better met, and the service life of the wire cable is prolonged.

In order to further improve the waterproof and moisture-proof performance of the electric wire and cable, as shown in fig. 2, in this embodiment, an outer sheath is disposed at an end of the outer sheath 200, the outer sheath includes a first protective segment 310 and a second protective segment 320 that are connected to each other, the first protective segment 310 is sleeved outside the outer sheath 200, a shape of an inner side wall of the first protective segment 310 is matched with a shape of an outer side wall of the outer sheath 200, the second protective segment 320 is sleeved outside the conductor 100, in practical applications, since the outer sheath is wrapped outside the conductor 100, an inner diameter of the first protective segment 310 is larger than an inner diameter of the second protective segment 320, a connection transition between the first protective segment 310 and the second protective segment 320 may be designed to be inclined toward the conductor 100, or may be designed to be vertically attached to an end of the outer sheath.

Specifically, the oversheath is located the tip position of outer sheath 200, utilize first protection section 310 cover in the outside of outer sheath 200, and second protection section 320 is then in the outside of conductor 100, so usable interconnect's first protection section 310 protects wire and cable's tip with second protection section 320, avoid moisture and moisture to permeate wire and cable inside through capillary action, be favorable to eliminating the potential safety hazard, wire and cable's dampproofing and waterproofing performance is improved, in addition, the inside wall of second protection section 320 has the concave-convex structure of adaptation in first protection section 310 lateral wall, can step up the cooperation with outer sheath 200, make the outer sheath connect more firmly on wire and cable, be difficult for droing.

The outer sheath disposed at the end of the electric wire and cable is mainly fixed by the mutual concave-convex fit between the first protective section 310 and the outer sheath 200 and the friction between the second protective section 320 and the outer surface of the conductor 100, and in order to improve the use function of the outer sheath, in this embodiment, the first protective section 310 is detachably connected to the outer side of the outer sheath 200. After the electric wire and cable are cut off, the first protective section 310 can be detached from the cut-off part and returned to the part of the electric wire and cable to be used, and the electric wire and cable can be repeatedly used, and is more economical and environment-friendly.

In some embodiments, the outer sheath is a waterproof and flame retardant material, such as rubber. The waterproof and flame-retardant outer sheath can improve the waterproofness and high temperature resistance of the whole wire and cable.

The outer wall of the outer sheath 200 is provided with a protrusion 210 on the outer side thereof in a reference cross section, and there are various embodiments as a first example of the outer sheath 200, the outer wall of the outer sheath 200 is spirally provided with a first protruding strip along the length extending direction of the outer sheath 200, and the reference cross section cuts the first protruding strip to form the protrusion 210. The first rib is spirally disposed on the outer sheath 200, a gap 220 is formed between two adjacent turns of the first rib, and when the electric wire or cable is cut on the reference cross section, the cutting plane of the first rib at two sides of the outer sheath 200 is the protrusion 210.

As an embodiment two of the outer sheath 200, a plurality of annular second ribs are arranged on an outer sidewall of the outer sheath 200, and the second ribs are cut along the reference cross section to form the protrusions 210. The first rib is designed in a ring shape outside the outer sheath 200, and a plurality of second ribs are arranged at intervals along the length extending direction of the conductor 100, so that a gap 220 is formed between two adjacent second ribs, and when the electric wire or cable is cut on a reference cross section, the cut surfaces of the second ribs on both sides of the outer sheath 200 are protrusions 210.

In some embodiments, a wrapping 400 is disposed between the conductor 100 and the outer jacket 200. The wrapping layer 400 is provided outside the conductor 100, and when the conductor 100 is cabled, the wrapping layer 400 is formed by wrapping the wrapping tape outside the conductor 100, so that the conductor 100 is insulated and cabled.

While the preferred embodiments of the present invention have been described, the present invention is not limited to the above-described embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are to be included within the scope of the present invention defined by the claims.

Claims (7)

1. A wire cable, characterized by: comprises the following components arranged in sequence from inside to outside:

a conductor (100);

the outer jacket (200), with outer jacket (200) go up through arbitrary cross-section of outer jacket (200) central line is the benchmark cross-section, the both sides in benchmark cross-section all are followed the length extending direction of outer jacket (200) is provided with a plurality of archs (210), arbitrary adjacent two have clearance (220) between arch (210).

2. A wire and cable according to claim 1, wherein: the utility model discloses a conductor of conductor (100) of cable, including outer jacket (200), the tip of outer jacket (200) is provided with the oversheath, the oversheath includes first protection section (310) and second protection section (320) of interconnect, first protection section (310) cover is located the outside of outer jacket (200), the inside wall shape of first protection section (310) with the outside wall shape of outer jacket (200) is mutual adaptation, second protection section (320) cover is located the outside of conductor (100).

3. A wire cable according to claim 2, wherein: the first protective segment (310) is detachably connected to the outer side of the outer sheath (200).

4. A wire and cable according to claim 2, wherein: the outer sheath is made of waterproof flame-retardant materials.

5. A wire cable according to claim 1, wherein: the outer side wall of the outer protective layer (200) is spirally provided with a first convex strip along the length extending direction of the outer protective layer (200), and the first convex strip is sectioned by the reference cross section to form the bulge (210).

6. A wire and cable according to claim 1, wherein: the lateral wall of outer jacket (200) is provided with annular second sand grip, the second sand grip is arranged along the length extending direction of outer jacket (200) has a plurality ofly, the benchmark cross-section will the second sand grip dissects and forms arch (210).

7. A wire cable according to claim 1, wherein: a wrapping layer (400) is arranged between the conductor (100) and the outer protective layer (200).

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