CN211907076U

CN211907076U - Light electromagnetic compatibility control cable

Info

Publication number: CN211907076U
Application number: CN202020713376.8U
Authority: CN
Inventors: 刘焱鑫; 魏述花; 张静
Original assignee: Changzhou Marine Cable Co ltd; Jiangsu Zhongli Group Co Ltd
Current assignee: Changzhou Marine Cable Co ltd; Jiangsu Zhongli Group Co Ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-11-10
Anticipated expiration: 2030-04-30

Abstract

The utility model discloses a light-duty electromagnetic compatibility control cable, its main points are: the cable comprises a main cable core, a filling strip, a shielding layer and an outer sheath. And the 5 main wire cores are respectively provided with a conductor, a conductor insulating layer and a conductor shielding layer from inside to outside along the respective radial direction. The conductor insulating layer is extruded outside the conductor by a cross-linked polyolefin material. The conductor shielding layer is wrapped outside the conductor insulating layer by adopting light-weight high-strength metal-plated fiber cloth or is woven outside the conductor insulating layer by adopting light-weight high-strength metal-plated or magnetic-plated or non-magnetic metal-plated fiber yarns. The filler strip is made of low-smoke, halogen-free and flame-retardant foamed polyolefin material, and 5 main wire cores are stranded around the filler strip to form a cable. The shielding layer adopts light-weight high-strength metal-plated fiber cloth to wrap the outside of the main wire cores of the 5 cables or adopts light-weight high-strength metal-plated or magnetic-plated or non-magnetic-metal-plated fiber yarns to weave the outside of the main wire cores of the 5 cables. The outer sheath is extruded outside the shielding layer by a cross-linked polyolefin material.

Description

Light electromagnetic compatibility control cable

Technical Field

The utility model relates to a power cable technical field specifically is a light-duty electromagnetic compatibility control cable.

Background

Along with the improvement of the automation and intellectualization level of the ship, the technical level of an electric instrument matched with the ship is also continuously improved, so that the requirements on the instrument cable matched with the ship are higher and higher. In the cable for naval vessel, control cable is because the reason of transmission point control signal, in the narrow and small region in space, can not keep apart with other cables completely, at transmission signal's in-process, receives the influence of other cables or equipment easily and reduces transmission parameter, makes the signal distortion, consequently, in traditional signal cable, the copper wire is woven and is shielded, but the weight is heavy, and the cable external diameter increases greatly. Because space is limited on the ship, the cable needs to be light in weight, and is convenient for bearing more other equipment materials and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a light-duty electromagnetic compatibility control cable that simple structure, weight are lighter than traditional cable.

Realize the utility model discloses the basic technical scheme of purpose is: a light electromagnetic compatibility control cable is structurally characterized in that: the cable comprises a main cable core, a filling strip, a shielding layer and an outer sheath. The main wire core has 5, and the 5 main wire cores have the same structure. And the 5 main wire cores are respectively provided with a conductor, a conductor insulating layer and a conductor shielding layer from inside to outside along the respective radial direction. The conductor is formed by stranding and pressing a plurality of copper wires or metal-plated copper wires with the same monofilament diameter. The conductor insulating layer is extruded outside the conductor by a cross-linked polyolefin material. The conductor shielding layer is wrapped outside the conductor insulating layer by adopting light-weight high-strength metal-plated fiber cloth or is woven outside the conductor insulating layer by adopting light-weight high-strength metal-plated or magnetic-plated or non-magnetic metal-plated fiber yarns. The filler strip is made of low-smoke, halogen-free and flame-retardant foamed polyolefin material, and 5 main wire cores are stranded around the filler strip to form a cable. The shielding layer adopts light-weight high-strength metal-plated fiber cloth to wrap the outside of the main wire cores of the 5 cables or adopts light-weight high-strength metal-plated or magnetic-plated or non-magnetic-metal-plated fiber yarns to weave the outside of the main wire cores of the 5 cables. The outer sheath is extruded outside the shielding layer by a cross-linked polyolefin material.

The technical scheme based on the basic technical scheme is as follows: the metal-plated fiber cloth of the conductor shielding layer is woven by adopting metallized polymer fiber yarns.

The technical scheme based on the basic technical scheme is as follows: the metal-plated fiber cloth of the shielding layer is woven by adopting metallized polymer fiber yarns.

The utility model discloses following beneficial effect has: (1) the utility model discloses a light-duty electromagnetic compatibility control cable simple structure adopts high strength metallization fibre cloth to replace traditional wire to weave the shielding, has alleviateed the weight of cable greatly. (2) The utility model discloses a light-duty electromagnetic compatibility control cable's conductor shielding layer and shielding layer all adopt lightweight high strength plating metal fiber cloth, it possesses and bears the powerful load, tensile modulus is big, the elongation is little, light, pliable and tough, resistant performance of buckling, be convenient for lay in narrow and small space on the ship, metallized polymer fiber silk is when lightening the cable weight that the copper product matter woven structure was shielded as the armor originally, still possess very strong electromagnetic compatibility, effectively shield the interference of other cables and the production of instrument equipment to the signal, improve the use reliability of cable greatly. (3) The utility model discloses a light-duty electromagnetic compatibility control cable's the conductor insulation layer of the sinle silk and oversheath all use crosslinked polyolefin material, can play resistant oily, resistant UV, protection such as moisture resistance, improve the life of cable.

Drawings

Fig. 1 is a schematic structural diagram of the light-duty electromagnetic compatibility control cable of the present invention.

The reference numbers in the drawings are:

a main wire core 1, a conductor 1-1, a conductor insulating layer 1-2, a conductor shielding layer 1-3,

the filling bar (2) is filled with a filler,

the shielding layer (3) is provided with a shielding layer,

an outer sheath 4.

Detailed Description

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings. The description of the orientation of the utility model is performed according to the orientation shown in fig. 1, that is, the up-down left-right direction shown in fig. 1 is the up-down left-right direction of the description, the side towards which fig. 1 faces is the front side, and the side departing from fig. 1 is the rear side.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.

(example 1)

See fig. 1, the utility model discloses a light-duty electromagnetic compatibility control cable includes the sinle silk 1, fills strip 2, shielding layer 3 and oversheath 4.

Referring to fig. 1, the main wire core 1 has 5 main wire cores, and the 5 main wire cores 1 have the same structure. The 5 main wire cores 1 are respectively provided with a conductor 1-1, a conductor insulating layer 1-2 and a conductor shielding layer 1-3 from inside to outside in turn along the respective radial direction.

Referring to fig. 1, the conductor 1-1 is formed by stranding and compressing a plurality of copper wires or plated copper wires with the same monofilament diameter and nominal section of 0.35 to 2.5 square millimeters, and the embodiment is formed by stranding and compressing 7 monofilament tinned copper wires with nominal diameter of 0.52 millimeters.

Referring to fig. 1, the conductor insulation layer 1-2 is extruded outside the conductor 1-1 by a cross-linked polyolefin material.

The conductor shielding layer 1-3 is wrapped outside the conductor insulating layer 1-2 by adopting light-weight high-strength metal-plated fiber cloth, the metal-plated fiber cloth is woven by adopting metallized polymer fiber yarns of Dalian Yibang company, the wrapping and covering rate is 15-35%, and the embodiment is 25%.

Referring to fig. 1, a filler strip 2 is made of a low-smoke, halogen-free and flame-retardant foamed polyolefin material, and 5 main wire cores 1 are stranded around the filler strip 2 to form a cable. Shielding layer 3 adopts lightweight high strength metallization fibre cloth to wind outside 5 cabled main core 1, this embodiment the metallization fibre cloth adopts the metallized polymer fiber silk of big company of meaning to weave and form.

The outer sheath 4 is extruded outside the shielding layer 3 by a cross-linked polyolefin material.

(example 2)

The rest of this example is the same as example 1, except that: the conductor shielding layer 1-3 is made of light-weight high-strength metal-plated or magnetic-plated or non-magnetic metal-plated fiber yarns woven outside the conductor insulating layer 1-2, and the metal-plated fiber yarns of the embodiment with the weaving density of more than 88% are made of metal-plated polymer fiber yarns of Daiibon corporation.

(example 3)

The rest of this example is the same as example 1, except that: the shielding layer 3 is made of light-weight high-strength metal-plated or magnetic-plated or non-magnetic metal-plated fiber yarns woven outside the 5 cabled main wire cores 1, the weaving density is greater than 88%, and the metal-plated fiber yarns of the embodiment are made of metallized polymer fiber yarns of Daiibon corporation.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A light electromagnetic compatibility control cable is characterized in that: the cable comprises a main cable core, a filling strip, a shielding layer and an outer sheath; the number of the main wire cores is 5, and the 5 main wire cores have the same structure; the 5 main wire cores are respectively provided with a conductor, a conductor insulating layer and a conductor shielding layer from inside to outside along the respective radial direction; the conductor is formed by stranding and pressing a plurality of copper wires with the same monofilament diameter or plated copper wires; the conductor insulating layer is extruded outside the conductor by a cross-linked polyolefin material; the conductor shielding layer is wrapped outside the conductor insulating layer by adopting light-weight high-strength metal-plated fiber cloth or is woven outside the conductor insulating layer by adopting light-weight high-strength metal-plated or magnetic or non-magnetic metal-plated fiber yarns; the filling strip is made of low-smoke, halogen-free and flame-retardant foamed polyolefin material, and 5 main wire cores are stranded around the filling strip to form a cable; the shielding layer adopts light-weight high-strength metal-plated fiber cloth to wrap the outside of the main wire cores of the 5 cables or adopts light-weight high-strength metal-plated or magnetic-plated or non-magnetic-metal-plated fiber yarns to weave the outside of the main wire cores of the 5 cables; the outer sheath is extruded outside the shielding layer by a cross-linked polyolefin material.

2. The lightweight electromagnetic compatibility control cable of claim 1, wherein: the metal-plated fiber cloth of the conductor shielding layer is woven by adopting metallized polymer fiber yarns.

3. The lightweight electromagnetic compatibility control cable of claim 1, wherein: the metal-plated fiber cloth of the shielding layer is woven by adopting metallized polymer fiber yarns.