Overload wear-resistant outdoor wire cable

Abstract

The utility model discloses an overload wear-resistant outdoor wire cable, which belongs to the technical field of wire cables and comprises an insulating layer, a plurality of cable cores are arranged in the insulating layer, a reinforcing rope is arranged in the middle of the insulating layer, and the cable cores are distributed around the reinforcing rope at equal angles. The outer peripheral surface of the insulating layer is provided with a shielding layer, the outer peripheral surface of the shielding layer is provided with an inner sheath tube, the outer peripheral surface of the inner sheath tube is sleeved with an outer sheath tube, the outer peripheral surface of the outer sheath tube is sleeved with a wear-resistant layer, and the outer peripheral surface of the wear-resistant layer is provided with a plurality of protrusions. Through the arrangement of the wear-resistant layer and the plurality of protrusions, when an overload electric wire and cable is installed, the protrusions firstly make contact with the ground or an installation tool, the first-layer protection effect is achieved, and through the arrangement of the wear-resistant layer, the second-layer protection effect can be achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of electric wire cable, in particular to a kind of load overload wear-resistant outdoor electric wire cable, belong to electric wire cable technical field. BACKGROUND

[0002] Electric wire cable is used to transmit electric (magnetic) energy, information and realizes electromagnetic energy conversion wire product, electric wire cable is also simply referred to as cable in broad sense, cable is defined as follows in narrow sense: the assembly of the following parts;One or more insulated wire cores, and their respective possible sheath, total protective layer and outer sheath

[0003] The existing load overload electric wire cable is poor in compression resistance in actual installation environment, and the surface is damaged when being installed and rubbed, which affects subsequent use, and leads to different degrees of damage and rupture. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem to provide a kind of load overload wear-resistant outdoor electric wire cable, the electric wire cable can be installed by setting wear-resistant layer and multiple protrusions, protrusion will first contact ground or installation tool when load overload electric wire cable is installed, play the effect of first layer protection, by setting wear-resistant layer, can play the effect of second layer protection, effectively avoid the surface damage when being installed and rubbed, affect subsequent use.

[0005] To solve the above problems, the following technical solutions are provided:

[0006] Design a kind of load overload wear-resistant outdoor electric wire cable, including insulating layer, the insulating layer is provided with multiple cable cores, the middle part of the insulating layer is provided with reinforcing rope, and multiple cable cores are distributed around the reinforcing rope at equal angles, the outer circumferential surface of the insulating layer is provided with shielding layer, the outer circumferential surface of the shielding layer is provided with inner sheath pipe, the outer circumferential surface of the inner sheath pipe is sleeved with outer sheath pipe, the outer circumferential surface of the outer sheath pipe is sleeved with wear-resistant layer, the outer circumferential surface of the wear-resistant layer is provided with multiple protrusions.

[0007] Further, multiple cavities are formed in the insulating layer, and multiple cavities and multiple cable cores are staggered.

[0008] Further, the cavities are filled with paraffin wax.

[0009] Further, a braided layer is arranged between the inner sheath pipe and the outer sheath pipe.

[0010] Further, multiple reinforcing ribs are inserted into the braided layer, and the multiple reinforcing ribs are distributed in a circumferential direction.

[0011] Further, a tensile layer is arranged between the outer sheath pipe and the wear-resistant layer, and a plurality of tensile wires are arranged in the tensile layer.

[0012] Further, the plurality of tensile wires are distributed in a circumferential direction, and the tensile wires are galvanized steel wires.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] By arranging the wear-resistant layer and the plurality of protrusions, when the heavy-load cable is installed, the protrusions will first contact the ground or the installation tool, thereby playing a first layer of protection, and the wear-resistant layer can play a second layer of protection.

[0015] The reinforcing ropes and the tensile wires can improve the tensile resistance of the whole, and the reinforcing ribs can improve the compression resistance. DRAWINGS

[0016] The drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, and are used together with the embodiments of the utility model to explain the utility model, and do not constitute a limitation on the utility model. In the drawings:

[0017] Figure 1 It is a whole structure schematic view of the utility model;

[0018] Figure 2 It is a whole structure sectional view of the utility model.

[0019] In the drawings: 1, cable core; 2, insulating layer; 3, reinforcing rope; 4, cavity; 5, shielding layer; 6, inner sheath pipe; 7, braided layer; 8, reinforcing rib; 9, outer sheath pipe; 10, tensile layer; 11, tensile wire; 12, wear-resistant layer; 13, protrusion. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] As Figure 1 - Figure 2As shown, the load overload wear-resistant outdoor electric wire cable provided by the embodiment comprises an insulation layer 2, a plurality of cable cores 1 are arranged in the insulation layer 2, a reinforcing rope 3 is arranged in the middle of the insulation layer 2, and the plurality of cable cores 1 are distributed at equal angles around the reinforcing rope 3, a shielding layer 5 is arranged on the outer circumferential surface of the insulation layer 2, an inner sheath pipe 6 is arranged on the outer circumferential surface of the shielding layer 5, an outer sheath pipe 9 is sleeved on the outer circumferential surface of the inner sheath pipe 6, a wear-resistant layer 12 is sleeved on the outer circumferential surface of the outer sheath pipe 9, and a plurality of protrusions 13 are arranged on the outer circumferential surface of the wear-resistant layer 12. The wear-resistant layer 12 and the protrusions 13 are both polyvinyl chloride, which enhances the resistance of the load overload electric wire cable to external physical impact and friction. When the load overload electric wire cable is installed, the protrusions 13 will first come into contact with the ground or the installation tool, thereby playing a first layer of protection. The wear-resistant layer 12 can play a second layer of protection.

[0022] A plurality of cavities 4 are arranged in the insulation layer 2, and the plurality of cavities 4 and the plurality of cable cores 1 are arranged in a staggered manner. The insulation layer 2 ensures the electrical isolation of the load overload electric wire cable.

[0023] The cavities 4 are all filled with paraffin wax. The paraffin wax can absorb the heat generated by the load overload electric wire cable during operation, thereby reducing the temperature of the load overload electric wire cable during operation and improving the working efficiency and service life.

[0024] A braided layer 7 is arranged between the inner sheath pipe 6 and the outer sheath pipe 9. The braided layer 7 is a copper wire braided mesh, which can resist some electromagnetic interference from the outside and effectively prevent electromagnetic interference problems caused by external electromagnetic transmission during use.

[0025] A plurality of reinforcing ribs 8 are inserted into the braided layer 7 and are distributed in a circumferential direction. The reinforcing ribs 8 can improve the pressure resistance of the load overload electric wire cable, so that the internal components of the load overload electric wire cable are protected from damage when used in harsh environments, and the strength and hardness are enhanced.

[0026] A tensile layer 10 is arranged between the outer sheath pipe 9 and the wear-resistant layer 12, and a plurality of tensile wires 11 are arranged in the tensile layer 10.

[0027] The plurality of tensile wires 11 are distributed in a circumferential direction, and the tensile wires 11 are galvanized steel wires. The tensile wires 11 can enhance the toughness of the load overload electric wire cable and avoid the situation that the load overload electric wire cable is twisted and broken.

[0028] In the description of the utility model, need understanding is, the orientation or position relation that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like 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 is not indicating or implying that the device or element referred to must have a particular orientation, is constructed and operated in a particular orientation, therefore can not be understood as a restriction on the utility model. In the description of the utility model, unless otherwise specified and limited, it needs to be explained that the terms "mounting", "connecting", "connection" should be understood broadly, for example, can be mechanical connection or electrical connection, can also be the communication of two elements inside, can be directly connected, also can be indirectly connected through intermediate medium, for the ordinary skill in the art, the specific meaning of the above terms can be understood according to the specific circumstances.

[0029] The above is only the preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An overload-carrying, wear-resistant outdoor electric power cable comprising an insulation layer (2), characterized in that, The insulating layer (2) is provided with a plurality of cable cores (1), the middle part of the insulating layer (2) is provided with a reinforcing rope (3), and the plurality of cable cores (1) are distributed at equal angles around the reinforcing rope (3), the outer circumferential surface of the insulating layer (2) is provided with a shielding layer (5), the outer circumferential surface of the shielding layer (5) is provided with an inner sheath pipe (6), the outer circumferential surface of the inner sheath pipe (6) is sleeved with an outer sheath pipe (9), the outer circumferential surface of the outer sheath pipe (9) is sleeved with a wear-resistant layer (12), and the outer circumferential surface of the wear-resistant layer (12) is provided with a plurality of protrusions (13).

2. A load bearing, wear resistant, outdoor power cable according to claim 1, characterized in that, A plurality of cavities (4) are formed in the insulating layer (2), and the plurality of cavities (4) and the plurality of cable cores (1) are arranged in a staggered manner.

3. A load bearing, abrasion resistant, outdoor electrical power cable of claim 2, wherein, The cavities (4) are all filled with paraffin wax.

4. A load bearing, abrasion resistant, outdoor electrical power cable of claim 1 wherein, The inner sheath pipe (6) and the outer sheath pipe (9) are provided with a braided layer (7).

5. A load bearing, abrasion resistant, outdoor electrical power cable according to claim 4, wherein, A plurality of reinforcing ribs (8) are inserted into the braided layer (7) and are distributed in a circumferential direction.

6. A load bearing, abrasion resistant, outdoor electrical power cable of claim 1 wherein, A tensile layer (10) is arranged between the outer sheath pipe (9) and the wear-resistant layer (12), and the tensile layer (10) is provided with a plurality of tensile wires (11).

7. A load bearing, abrasion resistant, outdoor electrical power cable according to claim 6, wherein, The plurality of tensile wires (11) are distributed in a circumferential direction, and the tensile wires (11) are galvanized steel wires.

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