CN211265047U

CN211265047U - Stretch-proofing cable

Info

Publication number: CN211265047U
Application number: CN201922371417.XU
Authority: CN
Inventors: 尹国栋; 陈丽明; 李�杰
Original assignee: Jiangsu Ganghong Electric Wire Cable Co ltd
Current assignee: Jiangsu Ganghong Electric Wire Cable Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-08-14
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a stretch-proofing cable, including crust and strengthening rib, the strengthening rib runs through to be fixed at the inside intermediate position of crust, and the inner wall surface of crust and the outer lane surface of strengthening rib laminate respectively and be fixed with first rubber layer and second rubber layer, be connected with the interlayer between first rubber layer and the second rubber layer, and the interlayer is four, and the inside horizontal conductor that is fixed with of crust between the adjacent interlayer, and be provided with the bend section on the conductor, be connected with between the interlayer of bend section both sides and the second rubber layer and connect rubber, and connect the rubber card and put the both sides of fixing at the bend section, the bend section is a plurality of. The utility model discloses a be provided with the curved segment that a plurality of equidistance distribute on the conductor for when conductor and strengthening rib all received the pulling force, the curved segment of conductor can provide certain elongation, and the pulling force that can guarantee to receive is whole to be used in by tensile strengthening rib, has better stretch-proofing ability, the effectual inside conductor of cable that has protected.

Description

Stretch-proofing cable

Technical Field

The utility model relates to the technical field of cables, specifically a stretch-proofing cable.

Background

Currently, cables are generally rope-like cables made by twisting several or groups of conductors (at least two in each group), each group being insulated from each other and often twisted around a center, the entire outer surface being coated with a highly insulating coating. The cable has the characteristics of internal electrification and external insulation. The cable includes power cable, control cable, compensation cable, shielding cable, high-temperature cable, computer cable, signal cable, coaxial cable, fire-resistant cable, marine cable, mining cable, aluminum alloy cable and the like.

Patent number is CN201620154572.X's publication a stretch-proofing cable, including conductor, first strengthening rib, second strengthening rib and insulating layer, the conductor is equipped with five, the conductor is the cavity setting, first strengthening rib is established in the conductor, the second strengthening rib is established between the conductor, second strengthening rib diameter is greater than first strengthening rib diameter, the conductor outside is provided with the insulating layer.

When the technical scheme is realized, at least the following defects exist: 1. although the reinforcing ribs are arranged inside the cable, when the cable is pulled, the reinforcing ribs and the conductor can be simultaneously stretched due to the fact that the lengths of the reinforcing ribs and the cutter bodies are the same, so that the garbage received by the reinforcing ribs and the cutter bodies is basically the same, similar to the principle that each steel wire on the steel rope is uniformly stressed, the conductor cannot be effectively protected, and the cable does not have good tensile resistance. Therefore, we propose a stretch resistant cable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stretch-proofing cable, through the bend section that is provided with a plurality of equidistance distributions on the conductor for when conductor and strengthening rib all receive the pulling force, the bend section of conductor can provide certain elongation, can guarantee that the pulling force that receives is whole to be used for on by tensile strengthening rib, has better stretch-proofing ability, the effectual inside conductor of cable of having protected, has solved the problem that proposes among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a stretch-proofing cable comprises a sheath and a reinforcing rib, wherein the reinforcing rib penetrates through and is fixed in the middle position inside the sheath, and a first rubber layer and a second rubber layer are respectively fixedly attached to the inner wall surface of the sheath and the outer ring surface of the reinforcing rib;

the first rubber layer and the second rubber layer are connected with interlayers which are four, conductors are transversely fixed inside the outer skin between the adjacent interlayers, bent sections are arranged on the conductors, connecting rubber is connected between the interlayers on two sides of the bent sections and the second rubber layer, the connecting rubber is clamped and fixed on two sides of the bent sections, the bent sections are multiple, and the bent sections are distributed on the conductors at equal intervals.

As a preferred embodiment of the present invention, the aluminum foil layer is fixed to the inside of the outer skin, and the aluminum foil layer is fixed to the middle position inside the outer skin.

As a preferred embodiment of the present invention, the outer ring of the conductor is wrapped and fixed with an insulating layer, and the insulating layer is plural.

As a preferred embodiment of the present invention, the interlayer is made of rubber, and the two ends of the connecting rubber are respectively connected with the interlayer and the first rubber layer to form an integral structure.

As a preferred embodiment of the present invention, both ends of the interlayer are respectively connected to the first rubber layer and the second rubber layer to form an integral structure.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a stretch-proofing cable is through the bending section that is provided with a plurality of equidistance distributions on the conductor for when conductor and strengthening rib all received the pulling force, the bending section of conductor can provide certain elongation, and the pulling force that can guarantee to receive is whole to be used in by tensile strengthening rib, has better stretch-proofing ability, the effectual inside conductor of cable that has protected.

2. The utility model discloses a stretch-proofing cable is fixed with the aluminium foil layer through the inside embedding at the crust, and the embedding of aluminium foil layer fixes the intermediate position inside the crust, and in the time of normally using the cable, the inside fixed aluminium foil layer of embedding of crust has the effect that prevents the weak current of forceful electric power influence.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of the whole structure of the stretch-resistant cable of the present invention;

fig. 2 is a schematic view of the vertical cross-section structure of the stretch-resistant cable of the present invention.

In the figure: 1. a skin; 2. reinforcing ribs; 3. a conductor; 4. a curved section; 5. connecting rubber; 6. an interlayer; 7. a first rubber layer; 8. a second rubber layer; 9. an insulating layer; 10. an aluminum foil layer.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being 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.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in provide only supply the reference with the model of electrical apparatus. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-2, the present invention provides a technical solution: a stretch-proofing cable comprises a sheath 1 and a reinforcing rib 2, wherein the reinforcing rib 2 penetrates through and is fixed in the middle position inside the sheath 1, and a first rubber layer 7 and a second rubber layer 8 are respectively fixedly attached to the inner wall surface of the sheath 1 and the outer ring surface of the reinforcing rib 2;

be connected with interlayer 6 between first rubber layer 7 and the second rubber layer 8, and interlayer 6 is four, and 1 inside horizontal conductor 3 that is fixed with of crust between the adjacent interlayer 6, and be provided with bend segment 4 on the conductor 3, be connected with between the interlayer 6 of bend segment 4 both sides and the second rubber layer 8 and connect rubber 5, and connect rubber 5 card and put and fix the both sides at bend segment 4, bend segment 4 is a plurality ofly, and the distribution of a plurality of bend segment 4 equidistance is on conductor 3.

In this embodiment (see fig. 1 and fig. 2), the plurality of bending sections 4 are arranged on the conductor 3 at equal intervals, so that when both the conductor 3 and the reinforcing rib 2 are subjected to a tensile force, the bending sections 4 of the conductor 3 can provide a certain elongation, the tensile force applied to the reinforcing rib 2 can be ensured to be completely applied to the stretched reinforcing rib, the cable has a good tensile resistance, the conductor 3 inside the cable is effectively protected, and the connection rubber 5 has an effect of limiting the bending shape of the conductor 3.

Wherein, the aluminum foil layer 10 is fixed in the outer skin 1 in an embedded manner, and the aluminum foil layer 10 is fixed in the outer skin 1 at an intermediate position in an embedded manner.

In this embodiment (see fig. 2), the aluminum foil layer 10 is embedded and fixed in the sheath 1, and the aluminum foil layer 10 is embedded and fixed in the middle position of the sheath 1, so that the aluminum foil layer 10 is embedded and fixed in the sheath 1 during normal use of the cable, thereby preventing weak current from being affected by strong current.

Wherein, the outer lane parcel of conductor 3 is fixed with insulating layer 9, and insulating layer 9 is a plurality of.

In the present embodiment (see fig. 2), the insulating layer 9 provides a better insulating effect for the conductor 3.

Wherein, the interlayer 6 is made of rubber, and the two ends of the connecting rubber 5 are respectively connected with the interlayer 6 and the first rubber layer 7 to form an integral structure.

Wherein, the two ends of the interlayer 6 are respectively connected with the first rubber layer 7 and the second rubber layer 8 to form an integral structure.

It should be noted that the utility model relates to a stretch-proofing cable, including crust 1, strengthening rib 2, conductor 3, bending section 4, connecting rubber 5, interlayer 6, first rubber layer 7, second rubber layer 8, insulating layer 9, aluminium foil layer 10, the part is the component that general standard component or skilled person know, its structure and principle all can be known or can be known through the conventional experimental method for the skilled person in the art through the technical manual, in operation, when conductor 3 and strengthening rib 2 all receive the pulling force, bending section 4 of conductor 3 can provide certain elongation, can guarantee that the pulling force that receives is all acted on stretched strengthening rib 2, have better tensile resistance, effectively protected conductor 3 inside the cable, insulating layer 9 provides better insulating effect for conductor 3, 1 inside embedding fixed aluminium foil layer 10, have the effect of preventing the strong electricity from influencing the weak current, the connection rubber 5 has a function of restricting the bent shape of the conductor 3.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A stretch-proofing cable, includes crust (1) and strengthening rib (2), its characterized in that: the reinforcing rib (2) penetrates through and is fixed in the middle position inside the outer skin (1), and a first rubber layer (7) and a second rubber layer (8) are respectively attached and fixed to the inner wall surface of the outer skin (1) and the outer ring surface of the reinforcing rib (2);

be connected with interlayer (6) between first rubber layer (7) and second rubber layer (8), and interlayer (6) are four, crust (1) inside between adjacent interlayer (6) transversely is fixed with conductor (3), and is provided with bend section (4) on conductor (3), be connected with between interlayer (6) and second rubber layer (8) of bend section (4) both sides and connect rubber (5), and connect rubber (5) card and put the both sides of fixing in bend section (4), bend section (4) are a plurality of, and the distribution of a plurality of bend section (4) equidistance is on conductor (3).

2. A stretch resistant cable according to claim 1, wherein: an aluminum foil layer (10) is embedded and fixed in the outer skin (1), and the aluminum foil layer (10) is embedded and fixed in the middle of the inner part of the outer skin (1).

3. A stretch resistant cable according to claim 1, wherein: the outer ring of the conductor (3) is wrapped and fixed with a plurality of insulating layers (9), and the insulating layers (9) are multiple.

4. A stretch resistant cable according to claim 1, wherein: the interlayer (6) is made of rubber, and two ends of the connecting rubber (5) are respectively connected with the interlayer (6) and the first rubber layer (7) to form an integral structure.

5. A stretch resistant cable according to claim 1, wherein: and two ends of the interlayer (6) are respectively connected with the first rubber layer (7) and the second rubber layer (8) to form an integral structure.