CN210722537U

CN210722537U - Electric wire with high compressive strength

Info

Publication number: CN210722537U
Application number: CN201922421770.4U
Authority: CN
Inventors: 王亚亮
Original assignee: Huai'an Zhidi Electronic Technology Co Ltd
Current assignee: Huai'an Zhidi Electronic Technology Co Ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-06-09
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses an electric wire that compressive strength is high relates to the electric wire field, including the overcoat, the inside of overcoat is equipped with the oversheath, the fixed rubber ellipsoid that is equipped with a plurality of equidistance and distributes between oversheath and the overcoat, is equipped with the spring between two adjacent rubber ellipsoids, the one end of spring and the inner wall fixed connection of overcoat, the other end of spring and the outer wall fixed connection of oversheath, the inside of oversheath is equipped with the inner sheath, the inside of inner sheath is fixed and is equipped with telescopic frame, telescopic frame's inner wall is fixed and is equipped with the neck bush, it has the polypropylene rope to fill between neck bush and the inner sheath. The utility model discloses an inside compressive strength and the toughness of rubber ellipsoid and spring reinforcing oversheath utilize the inside compressive strength of frame and polypropylene rope reinforcing inner sheath, make the whole compressive strength of electric wire great, guarantee the normal power supply of electric wire, alleviate the deformation of electric wire.

Description

Electric wire with high compressive strength

Technical Field

The utility model relates to an electric wire field, in particular to electric wire that compressive strength is high.

Background

When the electric wire is used for the intercommunication line to use, carry out the poling with the electric wire, for later circuit maintenance and change, and the electric wire all cup joints by single sleeve pipe basically, compressive strength is lower, when the electric wire is heated the inflation, the flagging situation can appear in the electric wire part, the sleeve pipe that leads to the electric wire receives to be pulled easily to split, and yielding when the electric wire receives the extrusion, the extrusion force is great easily leads to the electric wire sleeve pipe to flatten the pleat and split, cause the conductor to expose, the electric leakage appears, the bad situation of circuit contact, influence the normal power supply of electric wire.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric wire that compressive strength is high to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electric wire that compressive strength is high, includes the overcoat, the inside of overcoat is equipped with the oversheath, the fixed rubber ellipsoid that is equipped with a plurality of equidistance and distributes between oversheath and the overcoat, adjacent two be equipped with the spring between the rubber ellipsoid, the one end of spring and the inner wall fixed connection of overcoat, the other end of spring and the outer wall fixed connection of oversheath, the inside of oversheath is equipped with the inner sheath, the fixed expansion frame that is equipped with in inside of inner sheath, expansion frame's inner wall is fixed and is equipped with the neck bush, it has the polypropylene rope to fill between neck bush and the inner sheath.

Preferably, the outer wall of the outer sleeve is fixedly provided with a plurality of protruding blocks which are distributed at equal intervals.

Preferably, the inner wall of the outer sheath is fixedly provided with a steel belt.

Preferably, the inner wall of the steel belt is fixedly provided with a woven layer.

Preferably, the inner wall of the woven layer is fixedly provided with a binding belt, and the inner wall of the binding belt is fixedly connected with the outer wall of the inner sheath.

Preferably, an insulating sleeve is fixedly arranged on the inner wall of the inner bushing, and a plurality of bare copper wires are arranged inside the insulating sleeve.

The utility model discloses a technological effect and advantage:

the utility model discloses an inside compressive strength and the toughness of rubber ellipsoid and spring reinforcing oversheath utilize the inside compressive strength of frame and polypropylene rope reinforcing inner sheath, make the whole compressive strength of electric wire great, guarantee the normal power supply of electric wire, alleviate the deformation of electric wire, the life of extension electric wire.

Drawings

Fig. 1 is a schematic front structural view of the present invention.

Fig. 2 is a schematic diagram of a partially enlarged structure at a in fig. 1 according to the present invention.

In the figure: 1. a jacket; 2. an outer sheath; 3. A rubber ellipsoid; 4. a spring; 5. a bump; 6. a steel belt; 7. weaving layer; 8. a binding band; 9. an inner sheath; 10. a polypropylene cord; 11. a telescoping frame; 12. an inner liner; 13. an insulating sleeve; 14. bare copper wire.

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.

The utility model provides an electric wire that compressive strength is high as shown in fig. 1-2, including overcoat 1, the inside of overcoat 1 is equipped with oversheath 2, the fixed rubber ellipsoid 3 that is equipped with a plurality of equidistance distributions between oversheath 2 and overcoat 1, be equipped with spring 4 between two adjacent rubber ellipsoids 3, the one end of spring 4 and the inner wall fixed connection of overcoat 1, the other end of spring 4 and the outer wall fixed connection of oversheath 2, the inside of oversheath 2 is equipped with inner sheath 9, the inside of inner sheath 9 is fixed and is equipped with telescopic frame 11, telescopic frame 11's inner wall is fixed and is equipped with neck bush 12, it has polypropylene rope 10 to fill between neck bush 12 and the inner sheath 9, the outer wall of overcoat 1 is fixed and is equipped with a plurality of equidistance distributions's lug 5, utilize lug 5 to strengthen the frictional force of overcoat 1 outer wall, prevent that the electric wire from appearing the slip, The elastic property is good, the tensile resistance is large, the fiber is flexible, the friction resistance, the corrosion resistance and the insulating property are good, and by utilizing the rubber ellipsoid 3 and the spring 4 which are arranged between the outer sheath 2 and the outer sheath 1, the compressive strength of the wire is high, and the weight of the wire is reduced.

The fixed steel band 6 that is equipped with of inner wall of oversheath 2, the fixed weaving layer 7 that is equipped with of inner wall of steel band 6, the fixed tie 8 that is equipped with of inner wall of weaving layer 7, the inner wall of tie 8 and the outer wall fixed connection of inner sheath 9 utilize the steel band 6 to increase the proof strength of electric wire, weaving layer 7 guarantees the fastness of being connected between steel band 6 and the tie 8, weaving layer 7 is the shielding layer, plays the shielding effect.

An insulating sleeve 13 is fixedly arranged on the inner wall of the inner bushing 12, a plurality of bare copper wires 14 are arranged inside the insulating sleeve 13, and the insulating sleeve 13 is used for insulating the bare copper wires 14.

This practical theory of operation:

when the electric wire receives the extrusion force, external pressure extrudees rubber ellipsoid 3 and spring 4 through overcoat 1, through inside compressive strength and the toughness of rubber ellipsoid 3 and spring 4 reinforcing oversheath 2, and telescopic frame 11 receives the extrusion force can contract simultaneously, utilizes telescopic frame 11 to strengthen the inside compressive strength of inner sheath 9, makes the whole compressive strength of electric wire great, guarantees the normal power supply of electric wire, alleviates the deformation of electric wire, prolongs the life of electric wire.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

1. An electric wire that compressive strength is high, includes overcoat (1), its characterized in that: the utility model discloses a rubber ball bearing, including overcoat (1), outer sheath (2), fixed rubber ellipsoid (3) that are equipped with a plurality of equidistance distributions between oversheath (2) and overcoat (1), adjacent two be equipped with spring (4) between rubber ellipsoid (3), the one end of spring (4) and the inner wall fixed connection of overcoat (1), the other end of spring (4) and the outer wall fixed connection of oversheath (2), the inside of oversheath (2) is equipped with inner sheath (9), the inside of inner sheath (9) is fixed and is equipped with telescopic frame (11), the inner wall of telescopic frame (11) is fixed and is equipped with interior bush (12), it has polypropylene rope (10) to fill between interior bush (12) and inner sheath (9).

2. The electric wire with high compressive strength as claimed in claim 1, wherein: the outer wall of overcoat (1) is fixed and is equipped with a plurality of equidistance lugs (5) that distribute.

3. The electric wire with high compressive strength as claimed in claim 1, wherein: and a steel belt (6) is fixedly arranged on the inner wall of the outer sheath (2).

4. The electric wire with high compressive strength as claimed in claim 3, wherein: and a braided layer (7) is fixedly arranged on the inner wall of the steel belt (6).

5. The electric wire with high compressive strength as claimed in claim 4, wherein: the inner wall of the weaving layer (7) is fixedly provided with a binding band (8), and the inner wall of the binding band (8) is fixedly connected with the outer wall of the inner sheath (9).

6. The electric wire with high compressive strength as claimed in claim 1, wherein: an insulating sleeve (13) is fixedly arranged on the inner wall of the inner bushing (12), and a plurality of bare copper wires (14) are arranged inside the insulating sleeve (13).