CN214753072U

CN214753072U - Light polyvinyl chloride sheath flexible wire

Info

Publication number: CN214753072U
Application number: CN202120799769.XU
Authority: CN
Inventors: 陈志亮; 姚智丰; 姚智成
Original assignee: Guangzhou Changjiang New Material Technology Co ltd
Current assignee: Guangzhou Changjiang New Material Technology Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-11-16
Anticipated expiration: 2031-04-19

Abstract

The utility model discloses a light-duty polyvinyl chloride sheath patchcord, including two sinle silks and sheath, the sheath cover is established in the outside of two sinle silks, and it has elastic rubber to fill between sheath and the sinle silk, has evenly seted up a plurality of through-holes on the elastic rubber, and the external fixed surface of sheath has the wearing layer, and the sinle silk includes wire and insulating layer, and the insulating layer cover is established in the outside of wire, and it has fire-retardant layer to fill between insulating layer and the wire, and the external fixed surface of insulating layer has the shielding layer, and the external fixed surface of shielding layer has the protective layer. The utility model discloses, can alleviate the quality of elastic rubber through setting up elastic rubber and set up a plurality of through-holes above that, can improve the elasticity effect simultaneously, better slow-down pressure improves its protecting effect to the destruction of patchcord, and the outside protective layer of sinle silk has certain hardness moreover, can be better protect the patchcord, and the pressure of avoiding the patchcord to receive is too big and damaged, has good fire-retardant and shielding effect simultaneously.

Description

Light polyvinyl chloride sheath flexible wire

Technical Field

The utility model relates to a sheath patchcord technical field, specifically speaking relates to a light-duty polyvinyl chloride sheath patchcord.

Background

The polyvinyl chloride sheath flexible wire is a so-called sheath wire sheath cable, and refers to a single-core or multi-core electric wire with a polyvinyl chloride sheath layer to increase safety, the sheath wire can be divided into a hard sheath wire and a soft sheath wire, and is divided into a round sheath wire and a flat sheath wire according to the application environment and the shape, wherein the round sheath wire is generally a multi-core wire, and the flat sheath wire is generally a single core wire. The existing polyvinyl chloride sheath flexible wire has no protective layer, is not buffered and protected by extrusion and is easy to damage in the using process, has potential safety hazard and even can cause safety accidents.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a light-duty polyvinyl chloride sheath patchcord can the buffer pressure to the damage of wire, and its protecting effect is good, and the security performance is high, has good fire-retardant and shielding effect simultaneously.

The utility model discloses a light polyvinyl chloride sheath flexible wire which adopts the technical proposal that the light polyvinyl chloride sheath flexible wire comprises two wire cores and a sheath, the sheath is sleeved outside the two wire cores, elastic rubber is filled between the sheath and the wire cores, a plurality of through holes are evenly arranged on the elastic rubber, and a wear-resistant layer is fixed on the outer surface of the sheath;

the sinle silk includes wire and insulating layer, the insulating layer cover is established in the outside of wire, it has fire-retardant layer to fill between insulating layer and the wire, the external fixed surface of insulating layer has the shielding layer, the external fixed surface of shielding layer has the protective layer.

Preferably, the cross section of the elastic rubber is circular, and the left end and the right end of the through hole respectively penetrate through the left side and the right side of the elastic rubber.

Preferably, the wire is a tin-plated copper wire, and the wear-resistant layer is formed by winding and weaving iron wires.

Preferably, the insulating layer and the sheath are both made of polyvinyl chloride.

Preferably, the shielding layer is an aluminum foil or is formed by weaving a tinned copper wire.

Preferably, the flame-retardant layer is made of high-flame-retardant glass fiber tape, and the protective layer is made of hard plastic.

The utility model discloses a light-duty polyvinyl chloride sheath patchcord's beneficial effect is: through setting up elastic rubber and set up a plurality of through-holes on it and can alleviate elastic rubber's quality, can improve the elasticity effect simultaneously, better slow-down pressure is to the destruction of patchcord, improve its safeguard effect, and the outside protective layer of sinle silk has certain hardness, can be better protect the patchcord, avoid the too big and damaged pressure that the patchcord received, the wearing layer of weaving through the iron wire winding can further increase its safeguard effect, fire resistance has been improved through the fire-retardant layer of glass fiber material, avoid the patchcord to catch fire the damage, the shielding layer that the tinned copper wire was woven and is formed can separate two sinle silks and place, prevent the signal mutual interference between the sinle silks.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic front view of the structure of the present invention;

fig. 3 is a schematic cross-sectional structure diagram of the present invention.

In the figure: 1. a wire core; 2. a sheath; 3. an elastic rubber; 4. a through hole; 5. a wear layer; 6. A wire; 7. an insulating layer; 8. a flame retardant layer; 9. a shielding layer; 10. and a protective layer.

Detailed Description

The invention will be further elucidated and described with reference to the following embodiments and drawings in which:

referring to fig. 1, the present invention: the anti-corrosion elastic rubber cable comprises two cable cores 1 and a sheath 2, the sheath 2 is sleeved outside the two cable cores 1, elastic rubber 3 is filled between the sheath 2 and the cable cores 1, the cross section of the elastic rubber 3 is circular, the elasticity of the elastic rubber 3 is sufficient, the anti-corrosion performance is good, a plurality of through holes 4 are uniformly formed in the elastic rubber 3, the left end and the right end of each through hole 4 respectively penetrate through the left side and the right side of the elastic rubber 3, the quality of the elastic rubber 3 can be reduced by arranging the through holes 4, the elastic effect can be improved, the damage of punching force to a flexible wire can be better relieved, the protection effect of the flexible wire can be improved, a wear-resistant layer 5 is fixed on the outer surface of the sheath 2, the wear-resistant layer 5 is formed by winding and weaving iron wires, the wear-resistant layer 5 formed by winding and weaving the iron wires has a better effect, and the service life can be prolonged;

referring to fig. 2 and 3, the wire cores 1 include a wire 6 and an insulating layer 7, the wire 6 is a tin-plated copper wire, the tin-plated copper wire has good oxidation resistance and good conductive effect, the insulating layer 7 and the sheath 2 are made of polyvinyl chloride, the insulating layer 7 is sleeved outside the wire 6, a flame retardant layer 8 is filled between the insulating layer 7 and the wire 6, the flame retardant layer 8 is made of a high flame retardant glass fiber tape, the flame retardant layer 8 made of glass fiber improves fire resistance and prevents flexible wires from being damaged due to fire, a shielding layer 9 is fixed on the outer surface of the insulating layer 7, the shielding layer 9 is made of aluminum foil or is woven by tin-plated copper wires, the shielding layer 9 woven by tin-plated copper wires can separate the two wire cores 1 to prevent mutual interference of signals between the wire cores 1, a protective layer 10 is fixed on the outer surface of the shielding layer 9, the protective layer 10 is made of hard plastic, the hard plastic has light weight and has certain strength, the compression resistance of the wire core 1 is enhanced.

The working principle of the embodiment is as follows: when the light polyvinyl chloride sheath flexible wire is extruded, the elastic rubber 3 is compressed, and the elastic rubber 3 has better restoring force, so that the flexible wire can buffer the pressure well, moreover, the plurality of through holes 4 arranged on the elastic rubber 3 can reduce the quality of the elastic rubber 3, improve the elastic effect, better relieve the damage of the punching force to the flexible wire and improve the protection effect, and the protective layer 10 outside the wire core 1 has certain hardness, which can better protect the flexible wire and avoid the damage of the flexible wire due to overlarge pressure, wearing layer 5 woven through the iron wire winding can further increase its protective effect, and fire-retardant layer 8 through the glass fiber material has improved refractiveness, avoids the patchcord to catch fire and damages, and shielding layer 9 that the tinned copper wire was woven and is formed can separate two sinle silks 1 and place, prevents the signal mutual interference between the sinle silks 1.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a light-duty polyvinyl chloride sheath patchcord, includes two sinle silks (1) and sheath (2), its characterized in that: the protective sleeve (2) is sleeved outside the two wire cores (1), elastic rubber (3) is filled between the protective sleeve (2) and the wire cores (1), a plurality of through holes (4) are uniformly formed in the elastic rubber (3), and a wear-resistant layer (5) is fixed on the outer surface of the protective sleeve (2);

sinle silk (1) includes wire (6) and insulating layer (7), the outside at wire (6) is established to insulating layer (7) cover, it has fire-retardant layer (8) to fill between insulating layer (7) and wire (6), the external fixed surface of insulating layer (7) has shielding layer (9), the external fixed surface of shielding layer (9) has protective layer (10).

2. A light-weight polyvinyl chloride sheathed cord according to claim 1, wherein: the cross section of the elastic rubber (3) is circular, and the left end and the right end of the through hole (4) penetrate through the left side and the right side of the elastic rubber (3) respectively.

3. A light-weight polyvinyl chloride sheathed cord according to claim 1, wherein: the wire (6) is a tin-plated copper wire, and the wear-resistant layer (5) is formed by winding and weaving iron wires.

4. A light-weight polyvinyl chloride sheathed cord according to claim 1, wherein: the insulating layer (7) and the sheath (2) are both made of polyvinyl chloride.

5. A light-weight polyvinyl chloride sheathed cord according to claim 1, wherein: the shielding layer (9) is an aluminum foil or is formed by weaving tinned copper wires.

6. A light-weight polyvinyl chloride sheathed cord according to claim 1, wherein: the flame-retardant layer (8) is made of high-flame-retardant glass fiber tape, and the protective layer (10) is made of hard plastic.