CN210039744U

CN210039744U - 70-degree soft insulation grade soft polyvinyl chloride plastic power cable

Info

Publication number: CN210039744U
Application number: CN201920882426.2U
Authority: CN
Inventors: 宋新刚
Original assignee: Xi'an Qinjun Hualian Polymer Material Co Ltd
Current assignee: Xi'an Qinjun Hualian Polymer Material Co Ltd
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-02-07
Anticipated expiration: 2029-06-13

Abstract

The utility model provides a 70-degree soft insulation level soft polyvinyl chloride plastic power cable, which comprises a cable body, an outer sheath, a shielding layer, an isolation layer, non-woven fabrics, fillers, an inner core wire, an inner sheath and a conductor; a plurality of inner core wires are arranged inside the cable body; an inner sheath is arranged on the outer side of the inner core wire; a conductor is arranged inside the inner sheath, and the inner sheath is connected with the conductor in a coating mode; a filler is arranged between the inner core wires; the non-woven fabric is internally provided with a filler and an inner core wire, and the non-woven fabric is connected with the filler and the inner core wire in a coating mode; the utility model discloses a to the improvement of the soft polyvinyl chloride plastics power cable line of the soft insulation level of 70 degrees, it is reasonable to have a structural design, and the cable is soft, and insulating properties is good, plays the advantage that flame retardant efficiency is good moreover to effectual problem and the not enough that has solved current device and appear.

Description

70-degree soft insulation grade soft polyvinyl chloride plastic power cable

Technical Field

The utility model relates to a power cable technical field, more specifically the theory that says so especially relates to a soft polyvinyl chloride plastics power cable line of soft insulation level of 70 degrees.

Background

Cables are generally rope-like cables made by stranding several wires or groups of wires, each group insulated from the other and often twisted around a center, the entire outer surface being covered with a highly insulating covering. The cable used at present has poor flexibility, is easy to damage after being twisted for a long time, seriously influences the service life of the cable, has poor flame retardant effect of a cable covering layer and is easy to cause fire.

In view of the above, research and improvement are made in view of the existing problems, and a 70-degree flexible insulation grade flexible polyvinyl chloride plastic power cable is provided, which has the functions of good flexibility, good insulation performance and good flame retardant effect, and aims to achieve the purposes of solving the problems and improving the practical value through the technology.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a soft insulating level soft polyvinyl chloride plastics power cable line of 70 degrees to solve the problem and not enough that provide in the above-mentioned background art.

In order to achieve the above object, the utility model provides a soft insulating level soft polyvinyl chloride plastics power cable line of 70 degrees is reached by following specific technological means: a plurality of inner core wires are arranged inside the cable body; an inner sheath is arranged on the outer side of the inner core wire; a conductor is arranged inside the inner sheath, and the inner sheath is connected with the conductor in a coating mode; a filler is arranged between the inner core wires; the non-woven fabric is internally provided with a filler and an inner core wire, and the non-woven fabric is connected with the filler and the inner core wire in a coating mode; the outer side of the non-woven fabric is provided with an isolation layer, and the isolation layer is connected with the non-woven fabric in a wrapping mode; a shielding layer is arranged on the outer side of the isolation layer and connected with the isolation layer in a coating mode; the outer layer of the shielding layer is provided with an outer sheath, and the outer sheath is connected with the shielding layer in a coating mode.

As a further optimization of the technical scheme, the conductor is made of superfine tin-plated copper wires through fine twisting.

As a further optimization of the technical scheme, the filler is composed of a plurality of inorganic mineral paper ropes.

As a further optimization of the technical scheme, the shielding layer is formed by weaving a plurality of tinned copper wires.

As a further optimization of the technical scheme, the isolation layer is made of an aluminum foil material.

As a further optimization of the technical scheme, the outer sheath and the inner sheath are made of 70-degree flame-retardant insulation-grade soft polyvinyl chloride plastic.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model discloses a conductor plays the electrically conductive effect for the setting that superfine tinned copper wire was made in the smart hank, has realized the gentle softening of cable moreover.

2. The utility model discloses a filler is the setting that a plurality of inorganic mineral paper ropes constitute, makes the cable rounding, improves the roundness of cable, can also play fire-retardant effect simultaneously.

3. The utility model discloses a material of oversheath and inner sheath is the soft polyvinyl chloride plastics of 70 degrees fire-retardant insulation level, strengthens insulating properties, and the protection cable does not receive mechanical damage simultaneously.

4. The utility model discloses a to the improvement of the soft polyvinyl chloride plastics power cable line of the soft insulation level of 70 degrees, it is reasonable to have a structural design, and the cable is soft, and insulating properties is good, plays the advantage that flame retardant efficiency is good moreover, thereby effectual solution the utility model discloses the problem that proposes in background art one with not enough.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

fig. 1 is a schematic front view of the present invention;

fig. 2 is a schematic view of the axial measurement structure of the present invention.

In the figure: the cable comprises a cable body 1, an outer sheath 2, a shielding layer 3, an isolation layer 4, non-woven fabrics 5, fillers 6, an inner core wire 7, an inner sheath 8 and a conductor 9.

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.

Referring to fig. 1 to 2, the present invention provides a specific technical implementation of a 70 degree flexible insulation grade flexible polyvinyl chloride plastic power cable: the cable comprises a cable body 1, an outer sheath 2, a shielding layer 3, an isolation layer 4, non-woven fabrics 5, fillers 6, an inner core wire 7, an inner sheath 8 and a conductor 9; a plurality of inner core wires 7 are arranged inside the cable body 1; an inner sheath 8 is arranged on the outer side of the inner core wire 7; a conductor 9 is arranged inside the inner sheath 8, and the inner sheath 8 is connected with the conductor 9 in a coating mode; a filler 6 is arranged between the inner core wires 7; the non-woven fabric 5 is internally provided with a filler 6 and an inner core wire 7, and the non-woven fabric 5 is connected with the filler 6 and the inner core wire 7 in a coating way; an isolation layer 4 is arranged on the outer side of the non-woven fabric 5, and the isolation layer 4 is connected with the non-woven fabric 5 in a wrapping mode; the shielding layer 3 is arranged on the outer side of the isolation layer 4, and the shielding layer 3 is connected with the isolation layer 4 in a coating mode; the outer layer of the shielding layer 3 is provided with an outer sheath 2, and the outer sheath 2 is connected with the shielding layer 3 in a coating mode.

The conductor 9 is made of superfine tinned copper wires through fine twisting, plays a role in conducting electricity, and achieves the softening of the cable.

The filler 6 is composed of a plurality of inorganic mineral paper ropes, so that the cable is round, the roundness of the cable is improved, and the flame retardant effect can be achieved.

The shielding layer 3 is formed by weaving a plurality of tinned copper wires and plays a role in shielding.

The isolation layer 4 is made of aluminum foil material, can protect the cable from corrosion, and can also play a role in preventing signals from leaking.

The outer sheath 2 and the inner sheath 8 are made of 70-degree flame-retardant insulation-grade soft polyvinyl chloride plastic, so that the insulation performance is enhanced, and the cable is protected from mechanical damage.

The method comprises the following specific implementation steps: when using this soft polyvinyl chloride plastics power cable of soft insulation level of 70 degrees, conductor 9 is the fine hank of superfine tinned copper wire and makes, play the electrically conductive effect, and realized the gentle softening of cable, filler 6 constitutes for a plurality of inorganic mineral paper ropes in addition, make the cable round, improve the rounding degree of cable, can also play fire-retardant effect simultaneously, shielding layer 3 weaves for a plurality of tinned copper wires and forms in addition, play the shielding effect, and isolation layer 4 is the aluminium foil material, can protect the cable not corroded, also can play the effect that the signal does not leak, the material of oversheath 2 and inner sheath 8 is the soft polyvinyl chloride plastics of the fire-retardant insulation level of 70 degrees simultaneously, strengthen insulating properties, protect the cable not receive mechanical damage simultaneously.

In summary, the following steps: the 70-degree soft insulation grade soft polyvinyl chloride plastic power cable plays a role in conducting electricity and realizes the softening of the cable through the arrangement that the conductor is formed by finely twisting superfine tinned copper wires; the filler is formed by a plurality of inorganic mineral paper ropes, so that the cable is round, the roundness of the cable is improved, and the flame retardant effect can be achieved; the outer sheath and the inner sheath are made of 70-degree flame-retardant insulation-grade soft polyvinyl chloride plastic, so that the insulation performance is enhanced, and the cable is protected from mechanical damage; through the improvement to the soft polyvinyl chloride plastics power cable line of the soft insulation level of 70 degrees, it is reasonable to have a structural design, and the cable is soft, and insulating properties is good, plays the advantage that flame retardant efficiency is good moreover, thereby effectual solution the utility model discloses the problem that proposes in the background art is with not enough.

Claims

1. A70-degree flexible insulation grade flexible polyvinyl chloride plastic power cable comprises: the cable comprises a cable body (1), an outer sheath (2), a shielding layer (3), an isolation layer (4), non-woven fabrics (5), fillers (6), an inner core wire (7), an inner sheath (8) and a conductor (9); the method is characterized in that: a plurality of inner core wires (7) are arranged inside the cable body (1); an inner sheath (8) is arranged on the outer side of the inner core wire (7); a conductor (9) is arranged inside the inner sheath (8), and the inner sheath (8) is connected with the conductor (9) in a coating mode; a filler (6) is arranged between the inner core wires (7); the non-woven fabric (5) is internally provided with a filler (6) and an inner core wire (7), and the non-woven fabric (5) is connected with the filler (6) and the inner core wire (7) in a coating manner; an isolation layer (4) is arranged on the outer side of the non-woven fabric (5), and the isolation layer (4) is connected with the non-woven fabric (5) in a wrapping mode; the shielding layer (3) is arranged on the outer side of the isolation layer (4), and the shielding layer (3) is connected with the isolation layer (4) in a coating mode; the outer layer of the shielding layer (3) is provided with an outer sheath (2), and the outer sheath (2) is connected with the shielding layer (3) in a coating mode.

2. A 70 degree flexible insulation grade flexible polyvinyl chloride plastic power cable according to claim 1, wherein: the conductor (9) is formed by finely twisting superfine tin-plated copper wires.

3. A 70 degree flexible insulation grade flexible polyvinyl chloride plastic power cable according to claim 1, wherein: the filler (6) is composed of a plurality of inorganic mineral paper ropes.

4. A 70 degree flexible insulation grade flexible polyvinyl chloride plastic power cable according to claim 1, wherein: the shielding layer (3) is formed by weaving a plurality of tinned copper wires.

5. A 70 degree flexible insulation grade flexible polyvinyl chloride plastic power cable according to claim 1, wherein: the isolation layer (4) is made of an aluminum foil material.

6. A 70 degree flexible insulation grade flexible polyvinyl chloride plastic power cable according to claim 1, wherein: the outer sheath (2) and the inner sheath (8) are made of 70-degree flame-retardant insulation-grade soft polyvinyl chloride plastic.