Insulated cable with high tensile strength

Abstract

The utility model provides an insulated cable with high tensile strength, which comprises a wear-resistant tensile protective sleeve, a non-woven fabric layer is arranged on the inner side of the wear-resistant tensile protective sleeve, a first rubber insulating layer is arranged on the inner side of the non-woven fabric layer, a cable shielding layer is arranged on the inner side of the first rubber insulating layer, and a second rubber insulating layer is arranged on the inner side of the cable shielding layer. A high-strength fiber layer is arranged on the inner side of the cable shielding layer, insulating filling particles are arranged on the inner side of the high-strength fiber layer, a second rubber insulating layer is installed in the middle of the insulating filling particles, a protection layer is arranged on the inner side of the second rubber insulating layer, and a cable core protection layer is arranged on the inner side of the protection layer; according to the utility model, the overall strength of the cable can be improved by using the high-strength fiber layer, the flexibility of the high-strength fiber layer can be improved by using the fiber wires, and the tear resistance of the insulated cable can be improved at the same time.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of insulated cable, especially relates to an insulated cable with high tensile strength. BACKGROUND

[0002] The cable needs to bear various stretching and extrusion forces in the construction process, and the high-strength cable tensile strength can ensure that the cable will not be damaged in the installation process, so that the cable is more safe and reliable. In the use process, the cable also needs to bear the action of various forces, and the greater the tensile strength, the longer the service life of the cable and the greater the impact of external force that can be resisted. The high-tensile-strength insulated cable can improve the durability and safety of the cable, ensure that the cable can stably and safely operate under various environmental conditions, and protect the internal conductor from damage by increasing the tensile strength of the cable. However, the existing insulated cable has small tensile strength, which can easily affect the internal cable core during laying, thereby reducing the signal transmission performance of the cable and shortening the service life of the insulated cable.

[0003] Therefore, in view of the above-mentioned deficiencies in actual production and implementation, the utility model is modified and improved, and the spirit and concept of seeking good are followed, and the knowledge and experience of professionals are assisted, and after many trials and experiments, the utility model is created, and an insulated cable with high tensile strength is provided to solve the problem. UTILITY MODEL CONTENT

[0004] The utility model provides an insulated cable with high tensile strength, which solves the problem of small tensile strength of the insulated cable in the prior art, which can easily affect the internal cable core during laying, thereby reducing the signal transmission performance of the cable and shortening the service life of the insulated cable.

[0005] The technical scheme of the utility model is as follows: an insulated cable with high tensile strength comprises: a wear-resistant and tensile protective sleeve, a non-woven fabric layer is arranged on the inner side of the wear-resistant and tensile protective sleeve, a first rubber insulation layer is arranged on the inner side of the non-woven fabric layer, a cable shielding layer is arranged on the inner side of the first rubber insulation layer, a high-strength fiber layer is arranged on the inner side of the cable shielding layer, an insulation filling particle is arranged on the inner side of the high-strength fiber layer, a second rubber insulation layer is arranged on the middle part of the insulation filling particle, a protective layer is arranged on the inner side of the second rubber insulation layer, a cable core protection layer is arranged on the inner side of the protective layer, a cable core is arranged on the inner side of the cable core protection layer, and metal wires are arranged between adjacent second rubber insulation layers.

[0006] As a preferred embodiment, the wear-resistant and tensile protective sleeve is made of wear-resistant rubber and ceramic particle composite material, which can improve the tensile strength and wear resistance of the wear-resistant and tensile protective sleeve.

[0007] As a preferred implementation, the high-strength fiber layer is internally provided with a plurality of fiber lines, the high-strength fiber layer is fixedly connected with the fiber lines, the fiber lines can improve the softness of the high-strength fiber layer, and meanwhile, the tear resistance of the insulated cable is improved.

[0008] As a preferred implementation, the first rubber insulation layer and the second rubber insulation layer are made of flexible rubber material, the first rubber insulation layer and the second rubber insulation layer can ensure that the insulated cable can be bent, and the phenomenon of cracks due to excessive bending of the cable can be prevented.

[0009] As a preferred implementation, the insulated filling particles are made of fine-grained material, the insulated filling particles are tightly connected with the high-strength fiber layer and the second rubber insulation layer, and the insulated filling particles can make the cable more round.

[0010] As a preferred implementation, the cable core protection layer is made of polyethylene resin material, and the insulating property of the cable core protection layer can be improved.

[0011] After the above technical scheme is adopted, the beneficial effects of the present application are as follows: the wear-resistant and tensile-resistant protective sleeve is mainly made of wear-resistant rubber and ceramic particle composite material, the tensile strength and wear resistance of the wear-resistant and tensile-resistant protective sleeve can be improved, the first rubber insulation layer can improve the insulating property of the cable, and meanwhile, signal interference can be prevented, the high-strength fiber layer can improve the overall strength of the cable, the fiber lines can improve the softness of the high-strength fiber layer, and meanwhile, the tear resistance of the insulated cable is improved, the second rubber insulation layer can improve the insulating property of the middle conductive wire core, and the first rubber insulation layer and the second rubber insulation layer can ensure that the insulated cable can be bent. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0013] Fig. 1 is a perspective structural schematic view of the present application;

[0014] Fig. 2 is a front view structural schematic view of the present application;

[0015] Fig. 3 is a left view structural schematic view of the present application;

[0016] In the diagram, 1-wear-resistant and tensile-resistant protective sleeve; 2-non-woven fabric layer; 3-first rubber insulation layer; 4-cable shielding layer; 5-high-strength fiber layer; 6-insulating filler particles; 7-second rubber insulation layer; 8-metal wire; 9-protective layer; 10-cable core; 11-cable core protective layer; 12-fiber wire. Detailed Implementation

[0017] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0018] like Figs. 1-3 As shown, an insulated cable with high tensile strength includes: an abrasion-resistant and tensile-resistant protective sleeve 1; a non-woven fabric layer 2 on the inner side of the abrasion-resistant and tensile-resistant protective sleeve 1, the non-woven fabric layer 2 serving to protect the abrasion-resistant and tensile-resistant protective sleeve 1; a first rubber insulation layer 3 on the inner side of the non-woven fabric layer 2, which improves the insulation of the cable and prevents signal interference; a cable shielding layer 4 on the inner side of the first rubber insulation layer 3, which blocks interference signals; and a high-strength fiber layer 5 on the inner side of the cable shielding layer 4, which improves the overall strength of the cable. The cable has insulating filler particles 6, which can improve the cable's tear resistance. A second rubber insulation layer 7 is installed in the middle of the insulating filler particles 6, which can improve the insulation of the central conductive core 9. A protective layer 9 is provided on the inner side of the second rubber insulation layer 7, which can ensure the flexibility of the cable core protective layer 11. The cable core protective layer 11 is provided on the inner side of the protective layer 9, which has the function of protecting the central conductive core 9. The cable core 10 is provided on the inner side of the cable core protective layer 11. A metal wire 8 is provided between adjacent second rubber insulation layers 7, which can improve the cable's toughness.

[0019] Furthermore, the wear-resistant and tensile protective sleeve 1 is made of a composite material of wear-resistant rubber and ceramic particles, which can improve the tensile strength and wear resistance of the wear-resistant and tensile protective sleeve 1.

[0020] Furthermore, the high-strength fiber layer 5 has multiple fiber lines 12 inside, and the high-strength fiber layer 5 is fixedly connected to the fiber lines 12. The fiber lines 12 can improve the flexibility of the high-strength fiber layer 5 and also improve the tear resistance of the insulated cable.

[0021] Further, the first rubber insulation layer 3 and the second rubber insulation layer 7 are made of flexible rubber material, so that the insulation cable can be bent, and the phenomenon of cracks caused by excessive bending of the cable can be prevented.

[0022] Further, the insulation filling particles 6 are made of fine-grained material, and the insulation filling particles 6 are tightly connected with the high-strength fiber layer 5 and the second rubber insulation layer 7, so that the cable shape is more rounded.

[0023] Further, the cable core protection layer 11 is made of polyethylene resin material, so that the insulation of the cable core protection layer 11 is improved.

[0024] The utility model discloses a principle, wear -resisting tensile protective sheath 1 is mainly made of wear -resisting rubber and ceramic particle composite material, can improve wear -resisting tensile protective sheath 1's tensile strength and wear resistance, non -woven fabric layer 2 has the effect of protecting wear -resisting tensile protective sheath 1, utilize first rubber insulation layer 3 can improve the insulation of cable, can prevent signal interference simultaneously, cable shield 4 has the effect of blocking interference signal, utilize high -strength fiber layer 5 can improve the overall strength of cable, utilize fiber line 12 can improve the softness of high -strength fiber layer 5, also improve the tear resistance of insulation cable simultaneously, utilize insulation filling particle 6 can improve the tear resistance of cable, and insulation filling particle 6 can make cable shape more rounded simultaneously, utilize second rubber insulation layer 7 can improve the insulation of middle part conductive wire core 9, and utilize first rubber insulation layer 3 and second rubber insulation layer 7 can guarantee that insulation cable can bend, can prevent the phenomenon of cracks caused by excessive bending of cable, protection layer 9 can guarantee the softness of cable core protection layer 11, cable core protection layer 11 has the effect of protecting middle part conductive wire core 9, utilize wire 8 can improve the toughness of cable, and can guarantee the high tensile strength of insulation cable.

[0025] In the description of the utility model, need understanding is, the orientation or position relation that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" indicate is based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element referred to must have a particular orientation, with a particular orientation structure and operation, therefore can not be understood as the limitation to the utility model. In the description of the utility model, unless otherwise specified and limited, need to be explained that the terms "mounting", "connecting", "connection" should be understood broadly, for example, can be mechanical connection or electrical connection, can be the communication of two elements inside, can be directly connected, also can be indirectly connected through the intermediate medium, for the ordinary skilled in the art, the specific meaning of the above-mentioned terms can be understood according to the specific circumstances.

[0026] The above merely describes the preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An insulated electrical cable having high tensile strength, comprising: The abrasion-resistant and tensile-resistant protective sleeve (1) is characterized in that the inner side of the abrasion-resistant and tensile-resistant protective sleeve (1) is provided with a non-woven fabric layer (2), the inner side of the non-woven fabric layer (2) is provided with a first rubber insulation layer (3), the inner side of the first rubber insulation layer (3) is provided with a cable shielding layer (4), the inner side of the cable shielding layer (4) is provided with a high-strength fiber layer (5), the inner side of the high-strength fiber layer (5) is provided with an insulating filler particle (6), the middle part of the insulating filler particle (6) is provided with a second rubber insulation layer (7), the inner side of the second rubber insulation layer (7) is provided with a protective layer (9), the inner side of the protective layer (9) is provided with a cable core protection layer (11), the inner side of the cable core protection layer (11) is provided with a cable core (10), and metal wires (8) are arranged between adjacent second rubber insulation layers (7).

2. An insulated electrical cable having high tensile strength according to claim 1, characterized in that The abrasion-resistant and tensile-resistant protective sleeve (1) is made of abrasion-resistant rubber and ceramic particle composite material.

3. The insulated electrical cable having high tensile strength according to claim 1, wherein, The high-strength fiber layer (5) is internally provided with a plurality of fiber wires (12), and the high-strength fiber layer (5) is fixedly connected with the fiber wires (12).

4. The insulated electrical cable having high tensile strength according to claim 1, wherein, The first rubber insulation layer (3) and the second rubber insulation layer (7) are made of flexible rubber material.

5. The insulated electrical cable having high tensile strength according to claim 1, wherein, The insulating filler particle (6) is made of fine-grained material, and the insulating filler particle (6) is tightly connected with the high-strength fiber layer (5) and the second rubber insulation layer (7).

6. The insulated electrical cable having high tensile strength according to claim 1, wherein, The cable core protection layer (11) is made of polyethylene resin material.

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