CN212380168U - Copper core polyvinyl chloride insulation flexible cable - Google Patents
Copper core polyvinyl chloride insulation flexible cable Download PDFInfo
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- CN212380168U CN212380168U CN202021439276.7U CN202021439276U CN212380168U CN 212380168 U CN212380168 U CN 212380168U CN 202021439276 U CN202021439276 U CN 202021439276U CN 212380168 U CN212380168 U CN 212380168U
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Abstract
The utility model discloses a copper core polyvinyl chloride insulated flexible cable, it includes copper core body, wire insulating layer, wire shielding layer, wire protective layer, the fixed section of thick bamboo of wire, interior village cover, insulating cover, cable shield cover, oversheath, the copper core body sets up in the fixed section of thick bamboo of wire, the surface of copper core body is provided with the wire insulating layer, the surface of wire insulating layer is provided with the wire shielding layer, the surface of wire shielding layer is provided with the wire protective layer, the outside of the fixed section of thick bamboo of wire is provided with interior village cover, the outside of interior village cover is provided with insulating cover, the outside of insulating cover is provided with the cable shield cover, the outside of cable shield cover is provided with the oversheath. The utility model discloses effectively avoid the mutual friction damage between the wire, avoid even fire accident, protect the electric wire.
Description
Technical Field
The utility model relates to an electric wire field especially relates to a copper core polyvinyl chloride insulated flexible cable.
Background
A cable is an electrical energy or signal transmission device, typically a rope-like cable made up of several or groups of conductors (at least two in each group) twisted together, each group being insulated from the other and often twisted around a center, the entire outer surface being covered with a highly insulating covering. The cable has the characteristics of internal electrification and external insulation.
The existing power cable is usually formed by wrapping a plurality of groups of wires together and then arranging the wires in an outer sheath, and during actual use, the wires are abraded mutually due to frequent working conditions such as bending, treading and extruding, and the fire connection fault is easy to occur.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an insulating flexible cable of copper core polyvinyl chloride to prior art not enough.
In order to achieve the above purpose, the present invention is achieved by the following technical solutions.
The utility model provides a copper core polyvinyl chloride insulated flexible cable, it includes copper core body, wire insulating layer, wire shielding layer, wire protective layer, the solid fixed cylinder of wire, interior village cover, insulating cover, cable shield cover, oversheath, the copper core body sets up in the solid fixed cylinder of wire, the surface of copper core body is provided with the wire insulating layer, the surface of wire insulating layer is provided with the wire shielding layer, the surface of wire shielding layer is provided with the wire protective layer, the outside of the solid fixed cylinder of wire is provided with interior village cover, the outside of interior village cover is provided with insulating cover, the outside of insulating cover is provided with the cable shield cover, the outside of cable shield cover is provided with the oversheath.
Further, the number of the copper core bodies is greater than or equal to four.
Furthermore, the wire insulating layer is made of soft polyvinyl chloride.
Furthermore, the wire shielding layer is made of glass fiber cloth.
Furthermore, the wire protective layer is a protective layer made of silica gel, and the wire protective layer is provided with a plurality of strip-shaped bulges.
Further, the wire fixing cylinder is a fixing cylinder made of soft vulcanized rubber, a plurality of mounting holes are formed in the wire fixing cylinder, copper cores are arranged in the mounting holes, and the number of the mounting holes is the same as the number of the copper cores.
Furthermore, the inner surface of the mounting hole is provided with a groove, and the groove is matched with the protrusion.
Furthermore, the insulating sleeve is made of silicon rubber.
Furthermore, the cable shielding sleeve is a tinned wire braid.
The utility model has the advantages that: 1. set up the fixed section of thick bamboo of wire, effectively avoid the mutual friction damage between the wire, avoid even fire accident. 2. The wire is fixed in the wire fixing cylinder, and when the cable is extruded by external force and the like, the wire fixing cylinder can effectively reduce the external force, play a role in buffering and protect the electric wire.
Drawings
Fig. 1 is a schematic cross-sectional structure of the present invention;
fig. 2 is a schematic view of a partial installation cross-sectional structure between the copper core and the lead fixing cylinder of the present invention;
in the figure: 1. a copper core; 2. a wire insulating layer; 3. a wire shielding layer; 4. a wire protection layer; 5. a wire fixing cylinder; 6. a village sleeve; 7. an insulating sleeve; 8. a cable shield; 9. an outer sheath; 41. a protrusion; 51. mounting holes; 52. and (4) a groove.
Detailed Description
The present invention is further illustrated by the following examples, but is not limited to the contents of the specification.
As shown in the figure: a copper core polyvinyl chloride insulation flexible cable comprises a copper core body 1, a lead insulation layer 2, a lead shielding layer 3, a lead protection layer 4, a lead fixing cylinder 5, an inner sleeve 6, an insulation sleeve 7, a cable shielding sleeve 8 and an outer sheath 9.
The copper core body 1 is arranged in the wire fixing cylinder 5, the surface of the copper core body 1 is provided with the wire insulating layer 2, the surface of the wire insulating layer 2 is provided with the wire shielding layer 3, the surface of the wire shielding layer 3 is provided with the wire protective layer 4, the outer side of the wire fixing cylinder 5 is provided with the inner village sleeve 6, the outer side of the inner village sleeve 6 is provided with the insulating sleeve 7, the outer side of the insulating sleeve 7 is provided with the cable shielding sleeve 8, and the outer side of the cable shielding sleeve 8 is provided with the outer sheath 9.
The number of the copper core bodies 1 is generally four or more, so that two-phase electricity or three-phase electricity can be conveniently used, and the copper core bodies are arranged according to actual requirements.
The wire insulating layer 2 is made of soft polyvinyl chloride and is made of polyvinyl chloride, so that the insulating effect is good.
The lead shielding layer 3 is made of glass fiber cloth, and the glass fiber cloth has high heat resistance, small moisture absorption, softness, high tensile strength and good insulating property, so that the lead shielding layer is made into a plurality of insulating materials and has excellent flame-retardant and fire-resistant effects.
The lead protection layer 4 is made of silica gel, the silica gel is a high-activity adsorption material and belongs to amorphous substances, the main component of the silica gel is silicon dioxide, the silica gel is stable in chemical property, does not burn and is provided with a silica gel protection sleeve, the excellent elastic plastic deformation capacity is achieved, and the lead insulation layer 2 and the lead shielding layer 3 can be effectively prevented from being damaged due to external force. The outer surface of the wire protection layer 4 is provided with a plurality of strip-shaped protrusions 41 along the wire direction, so that the friction force between the wire protection layer and the wire fixing cylinder 5 is enhanced. Meanwhile, the wire protection layer 4 can be set to different colors, so that different wires can be distinguished conveniently.
The lead fixing cylinder 5 is made of soft vulcanized rubber, sulfur is added into vulcanized raw rubber of the rubber, and the raw rubber is heated under certain pressure, so that the elasticity and the wear resistance of the lead fixing cylinder can be improved, and the lead fixing cylinder is not easy to deteriorate under the influence of temperature; the corrosion resistance to chemicals is also enhanced, and the solvent is not easy to dissolve in common solution. The wire fixing cylinder 5 is provided with a plurality of mounting holes 51, the copper cores 1 are arranged in the mounting holes 51, the number of the mounting holes 51 is consistent with that of the copper cores 1, the mounting holes 51 are distributed in the middle one, and the other mounting holes are distributed annularly along the middle mounting hole. Use 5 as an example, mounting hole 51 sets up one for center department this moment, then other four even settings are around the mounting hole 51 of center department, it has rubber to separate to avoid copper core 1 in every mounting hole 51 like this, avoid mutual contact, the friction damage, simultaneously, the internal surface of mounting hole 51 is provided with recess 52, recess 52 and protruding 41 looks adaptation, thus, pull at the cable, crooked, receive operating modes such as external force, copper core 1 can with the fixed section of thick bamboo 5 of wire coincide integratively, can not rotate and move the position, avoid wire insulating layer 2, the damage of wire shielding layer 3.
The village sleeve 6 is made of PE material, and is non-toxic and environment-friendly.
The insulating sleeve 7 is made of silicon rubber, has good insulating property, and can effectively prevent the electric leakage of the wire due to long time when the wire in the cable is used and serious abrasion of the inner protective layer.
The cable shielding sleeve 8 is a tinned wire braided layer, so that the influence of an external electromagnetic field on an electric cable circuit is reduced, and the effect of the circuit on radiating electromagnetic energy outwards can be effectively prevented.
The outer sheath 9 is made of cross-linked polyethylene halogen-free materials, and is safe, environment-friendly and pollution-free.
As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect. In addition, the description which follows is a preferred embodiment of the invention, but is made for the purpose of illustrating the general principles of the invention and not for the purpose of limiting the scope of the invention. The scope of the present invention is defined by the appended claims.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.
The foregoing description shows and describes several preferred embodiments of the invention, but as aforementioned, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides a copper core polyvinyl chloride insulated flexible cable which characterized in that: it comprises a copper core body (1), a lead insulating layer (2), a lead shielding layer (3), a lead protective layer (4), a lead fixing cylinder (5), an inner sleeve (6), an insulating sleeve (7), a cable shielding sleeve (8) and an outer sheath (9), the copper core body (1) is arranged in the lead fixing cylinder (5), the surface of the copper core body (1) is provided with a lead insulating layer (2), a lead shielding layer (3) is arranged on the surface of the lead insulating layer (2), a lead protection layer (4) is arranged on the surface of the lead shielding layer (3), an inner village sleeve (6) is arranged on the outer side of the lead fixing cylinder (5), an insulating sleeve (7) is arranged on the outer side of the inner village sleeve (6), the cable shielding sleeve (8) is arranged on the outer side of the insulating sleeve (7), and the outer sheath (9) is arranged on the outer side of the cable shielding sleeve (8).
2. The copper-core polyvinyl chloride insulated flexible cable according to claim 1, characterized in that: the number of the copper core bodies (1) is more than or equal to four.
3. The copper-core polyvinyl chloride insulated flexible cable according to claim 1, characterized in that: the wire insulating layer (2) is made of soft polyvinyl chloride.
4. The copper-core polyvinyl chloride insulated flexible cable according to claim 1, characterized in that: the lead shielding layer (3) is made of glass fiber cloth.
5. The copper-core polyvinyl chloride insulated flexible cable according to claim 1, characterized in that: the wire protective layer (4) is made of silica gel, and the wire protective layer (4) is provided with a plurality of strip-shaped bulges (41).
6. The copper-core polyvinyl chloride insulated flexible cable according to claim 1, characterized in that: the wire fixing cylinder (5) is a fixing cylinder made of soft vulcanized rubber, a plurality of mounting holes (51) are formed in the wire fixing cylinder (5), copper cores (1) are arranged in the mounting holes (51), and the number of the mounting holes (51) is the same as that of the copper cores (1).
7. The copper-core polyvinyl chloride insulated flexible cable according to claim 6, characterized in that: the inner surface of the mounting hole (51) is provided with a groove (52), and the groove (52) is matched with the protrusion (41).
8. The copper-core polyvinyl chloride insulated flexible cable according to claim 6, characterized in that: the insulating sleeve (7) is made of silicon rubber.
9. The copper-core polyvinyl chloride insulated flexible cable according to claim 6, characterized in that: the cable shielding sleeve (8) is a tinned wire braided layer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021439276.7U CN212380168U (en) | 2020-07-21 | 2020-07-21 | Copper core polyvinyl chloride insulation flexible cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021439276.7U CN212380168U (en) | 2020-07-21 | 2020-07-21 | Copper core polyvinyl chloride insulation flexible cable |
Publications (1)
Publication Number | Publication Date |
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CN212380168U true CN212380168U (en) | 2021-01-19 |
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CN202021439276.7U Active CN212380168U (en) | 2020-07-21 | 2020-07-21 | Copper core polyvinyl chloride insulation flexible cable |
Country Status (1)
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CN (1) | CN212380168U (en) |
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2020
- 2020-07-21 CN CN202021439276.7U patent/CN212380168U/en active Active
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