CN212874101U - Extrusion type sheath polyvinyl chloride electric wire - Google Patents
Extrusion type sheath polyvinyl chloride electric wire Download PDFInfo
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- CN212874101U CN212874101U CN202021789789.0U CN202021789789U CN212874101U CN 212874101 U CN212874101 U CN 212874101U CN 202021789789 U CN202021789789 U CN 202021789789U CN 212874101 U CN212874101 U CN 212874101U
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- polyvinyl chloride
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- electric wire
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Abstract
The utility model belongs to the technical field of extrusion type sheath wires, in particular to an extrusion type sheath polyvinyl chloride electric wire, which comprises wire cores, wherein the wire cores are provided with two, two insulating layers are respectively arranged outside the wire cores, connecting ropes are arranged outside the two wire cores, the connecting ropes are arranged side by side with the two wire cores, the connecting ropes and the shielding layers are arranged outside the two wire cores, and a shell is arranged outside the shielding layers. Thereby affecting the transmission of the signal.
Description
Technical Field
The utility model belongs to the technical field of the extrusion formula sheath line, concretely relates to extrusion formula sheath polyvinyl chloride electric wire.
Background
The extrusion type sheath is characterized in that the sheath can be directly embedded into gaps among the insulated wire cores, the roundness of a finished product is guaranteed, and the RVV cable is mainly suitable for transmission wires and cables of building intercom systems, anti-theft alarm systems, automatic control systems, electrical equipment control internal wires, electronic equipment and the like.
The sheath wire generally belongs to weak electricity, and sometimes can be wired together with strong electricity when being installed, and the existing sheath wire has no anti-interference device, so that signals can be interfered by the strong electricity when passing through the strong electricity, and the transmission of the signals is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an extrusion formula sheath polyvinyl chloride electric wire to propose the device that current sheath line does not have the jam-proof among the solution above-mentioned background art, can receive the interference of forceful electric power when letting the signal process forceful electric power, thereby influence the problem of the transmission of signal.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an extrusion formula sheath polyvinyl chloride electric wire, includes the sinle silk, the sinle silk is provided with two altogether, two the outside of sinle silk all is provided with the insulating layer, two the outside of sinle silk is provided with connects the rope, connect the rope and two sinle silks and set up side by side, the outside of connecting rope and two sinle silks is provided with the shielding layer, the externally mounted of shielding layer has the shell, the outside cover of shell is equipped with the sheath, sheath and shell sliding connection.
Preferably, the inside of sinle silk is provided with many copper lines, many copper line conductor is soft tinned copper wire.
Preferably, the sinle silk is through many copper lines transposition formation, the insulating layer is located the outside of many copper lines, the insulating layer passes through polyethylene resin fixed connection with the copper line.
Preferably, the shielding layer includes a plurality of metal wires formed by twisting and weaving each other.
Preferably, the connecting rope comprises a plurality of flexible polyester cotton fiber ropes, and the plurality of flexible polyester cotton fiber ropes are formed by intertwisting and weaving.
Preferably, the outer part of the sheath is provided with scale marks, and the scale marks are formed by ink spraying.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses set up and be located the outside shielding layer of sinle silk, through weaving into netted knitting with the wire in two sinle silks outsidess, isolated outside signal interference, when the sheath line was wired with the forceful electric power together, the shielding layer was fallen with the strong magnetic field shielding of forceful electric power circulation production, had guaranteed the stability of sheath line transfer signal, had solved the device that current sheath line did not prevent the interference, can receive the interference of forceful electric power when letting the signal process forceful electric power to influence the problem of the transmission of signal.
(2) The utility model discloses set up and be located the inside connection rope of shell, through the inside connection rope that sets up, let the reinforcing of the whole tensile strength of sheath line, can be through connecting the rope atress when the wiring poling, protect inside circuit not receive the influence of dragging of external force.
(3) The utility model discloses set up and be located the outside scale mark of sheath, can judge the length of reserving the line according to the scale mark when the wiring, alleviate constructor additionally measure the intensity of labour of sheath line.
(4) The utility model discloses set up the shell that is located between shielding layer and the sheath, the shell is made by polyvinyl chloride, hides the deckle edge of shielding layer, lets the surface of sinle silk smooth, and it is more convenient when the outside of sinle silk is extruded through the extruder with the sheath again.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the sheath and the scale marks of the present invention;
FIG. 3 is a schematic diagram of the copper wire core of the present invention;
FIG. 4 is a schematic view of the shielding layer and the connecting rope of the present invention;
in the figure: 1-a copper wire; 2-a wire core; 3-an insulating layer; 4-a shielding layer; 5-connecting ropes; 6-a sheath; 7-graduation line; 8-shell.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an extrusion formula sheath polyvinyl chloride electric wire, including sinle silk 2, sinle silk 2 is provided with two altogether, the outside of two sinle silks 2 all is provided with insulating layer 3, the outside of two sinle silks 2 is provided with connects rope 5, it sets up with two sinle silks 2 side by side to connect rope 5, the outside of connecting rope 5 and two sinle silks 2 is provided with shielding layer 4, shielding layer 4's externally mounted has shell 8, the outside cover of shell 8 is equipped with sheath 6, sheath 6 and shell 8 sliding connection, shell 8 is made by polyvinyl chloride, hide shielding layer 4's deckle edge, let sinle silk 2's surface smooth, it is more convenient when extruding sheath 6 through the extruder in sinle silk 2 outside.
Further, the inside of sinle silk 2 is provided with many copper lines 1, and many copper lines 1 conductor is soft tinned copper wire.
Specifically, sinle silk 2 forms through 1 transposition of many copper lines, and insulating layer 3 is located the outside of many copper lines 1, insulating layer 3 passes through polyethylene resin fixed connection with copper line 1.
It is worth explaining that the shielding layer 4 comprises a plurality of metal wires, the plurality of metal wires are woven through mutual twisting, the metal wires are woven into a net-shaped woven fabric outside the two wire cores 2, the external signal interference is isolated, when the sheath wire and the strong current are arranged together, the shielding layer 4 shields the strong magnetic field generated by the strong current, the stability of the sheath wire for transmitting signals is ensured, the problem that the existing sheath wire is not provided with an anti-interference device, the signals are interfered by the strong current when passing through the strong current is solved, and the transmission of the signals is influenced.
Further, connect rope 5 and include the flexible polyester-cotton fiber rope of stranded, the flexible polyester-cotton fiber rope of stranded weaves the formation through mutual transposition, through the connection rope 5 of inside setting, lets the reinforcing of the whole tensile strength of sheathed wire, can pass through connection rope 5 atress when the wiring poling, and the inside circuit of protection is not influenced by dragging of external force.
Furthermore, scale marks 7 are arranged outside the sheath 6, the scale marks 7 are formed by ink spraying, and the length of the reserved sheath line can be judged according to the scale marks 7 during wiring.
The utility model discloses a theory of operation and use flow: the utility model discloses when using, twist into sinle silk 2 with 1 stranding of stranded copper line through the capstan winch, form insulating layer 3 with polyvinyl chloride through the outside of hot plastic distribution sinle silk 2, carry out insulation treatment with this to sinle silk 2, be in the same place two insulation treatment's sinle silk 2 and be connected rope 5 are fixed, carry out shielding layer 4's processing with the braider, the sinle silk 2 through handling forms protective housing 8 with polyvinyl chloride through hot plastic treatment in shielding layer 4's outside once more, scribble the talcum powder with the shell 8 that forms, 6 covers in the outside of shell 8 with sheath through extrusion formula mould.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an extrusion formula sheath polyvinyl chloride electric wire, includes sinle silk (2), its characterized in that: sinle silk (2) are provided with two altogether the outside of sinle silk (2) all is provided with insulating layer (3), two the outside of sinle silk (2) is provided with connects rope (5), connect rope (5) and two sinle silks (2) and set up side by side, the outside of connecting rope (5) and two sinle silks (2) is provided with shielding layer (4), the externally mounted of shielding layer (4) has shell (8), the outside cover of shell (8) is equipped with sheath (6), sheath (6) and shell (8) sliding connection.
2. The extrusion-sheathed polyvinyl chloride electric wire as claimed in claim 1, wherein: the inside of sinle silk (2) is provided with many copper lines (1), many copper line (1) conductor is soft tinned copper wire.
3. The extrusion-sheathed polyvinyl chloride electric wire as claimed in claim 2, wherein: sinle silk (2) are twisted through many copper lines (1) and are formed, insulating layer (3) are located the outside of many copper lines (1), insulating layer (3) pass through polyethylene resin fixed connection with copper line (1).
4. The extrusion-sheathed polyvinyl chloride electric wire as claimed in claim 1, wherein: the shielding layer (4) comprises a plurality of strands of metal wires formed by intertwisting braiding.
5. The extrusion-sheathed polyvinyl chloride electric wire as claimed in claim 1, wherein: the connecting rope (5) comprises a plurality of strands of flexible polyester cotton fiber ropes, and the plurality of strands of flexible polyester cotton fiber ropes are formed by intertwisting and weaving.
6. The extrusion-sheathed polyvinyl chloride electric wire as claimed in claim 1, wherein: the outer portion of the sheath (6) is provided with scale marks (7), and the scale marks (7) are formed by ink spraying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021789789.0U CN212874101U (en) | 2020-08-21 | 2020-08-21 | Extrusion type sheath polyvinyl chloride electric wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021789789.0U CN212874101U (en) | 2020-08-21 | 2020-08-21 | Extrusion type sheath polyvinyl chloride electric wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212874101U true CN212874101U (en) | 2021-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021789789.0U Active CN212874101U (en) | 2020-08-21 | 2020-08-21 | Extrusion type sheath polyvinyl chloride electric wire |
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| Country | Link |
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| CN (1) | CN212874101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113393973A (en) * | 2021-04-27 | 2021-09-14 | 易清 | Preparation method of polyvinyl chloride insulated power cable |
-
2020
- 2020-08-21 CN CN202021789789.0U patent/CN212874101U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113393973A (en) * | 2021-04-27 | 2021-09-14 | 易清 | Preparation method of polyvinyl chloride insulated power cable |
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