CN216597029U - RVVP type copper core polyvinyl chloride insulated shielding cable - Google Patents
RVVP type copper core polyvinyl chloride insulated shielding cable Download PDFInfo
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- CN216597029U CN216597029U CN202122928052.3U CN202122928052U CN216597029U CN 216597029 U CN216597029 U CN 216597029U CN 202122928052 U CN202122928052 U CN 202122928052U CN 216597029 U CN216597029 U CN 216597029U
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Abstract
The utility model discloses an RVVP type copper core polyvinyl chloride insulated shielding cable, which comprises a cable protection surface layer, a vinyl chloride layer, a polyurethane layer, an insulating layer, a cable filler and a cable copper core, wherein the inner side of the cable protection surface layer is provided with the vinyl chloride layer in a fitting manner, the polyurethane layer is arranged on the inner side of the vinyl chloride layer, and the vinyl chloride layer is positioned between the cable protection surface layer and the polyurethane layer; further comprising: the positioning lug is arranged on the side of the cable protection surface layer, and a connecting hidden groove is formed in the positioning lug; the contact spurs are fixed on the surface of the cable protection surface layer and are arranged on the inner sides of the positioning lugs; a protective airbag disposed inside the cable filler. This RVVP type copper core polyvinyl chloride insulation shielding cable can arrange the in-process of outdoor use in and conveniently play certain protecting effect to the cable, can play the effect of driving to its mouse after receiving the mouse to gnaw and sting, prevents that the cable from taking place damaged phenomenon.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to an RVVP type copper core polyvinyl chloride insulation shielding cable.
Background
Cables are made of one or more conductors insulated from each other and an outer insulating sheath to realize a wire for transmitting power or information from one place to another, and RVVP type cables are widely used in various fields as one of many types of cables.
However, the existing cable has the following problems:
the RVVP wire and cable with the good insulation effect comprises a cable core, wherein a polyisobutylene layer is arranged on the surface of the cable core, a rubber layer is arranged on the surface of the polyisobutylene layer, a waterproof breathable film layer is arranged on the surface of the polyurethane layer, a polyvinyl chloride layer is arranged on the surface of the waterproof breathable film layer, a ceramic fiber layer is arranged on the surface of the polyvinyl chloride layer, and the outer surface of the cable is of a smooth structure in the using process, so that the cable is easy to be bitten by external mice after being placed outdoors, and normal power transmission is easy to influence after the cable is bitten and broken.
We therefore propose an RVVP type copper core polyvinyl chloride insulated shielded cable in order to solve the problems set out above.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an RVVP type copper core polyvinyl chloride insulated shielding cable, which aims to solve the problems that the outer surface of the existing cable in the market is of a smooth structure in the using process, so that the cable is easy to be bitten by external mice after being placed outdoors, and the normal power transmission is easy to be influenced after the cable is bitten and broken.
In order to achieve the purpose, the utility model provides the following technical scheme: an RVVP type copper core polyvinyl chloride insulation shielding cable comprises a cable protection surface layer, a vinyl chloride layer, a polyurethane layer, an insulation layer, a cable filler and a cable copper core, wherein the vinyl chloride layer is attached to the inner side of the cable protection surface layer, the polyurethane layer is installed on the inner side of the vinyl chloride layer, the vinyl chloride layer is located between the cable protection surface layer and the polyurethane layer, the insulation layer is installed on the inner side of the polyurethane layer, the cable filler is arranged between the insulation layer and the cable copper core, and the cable filler is wrapped on the outer side of the cable copper core;
further comprising:
the positioning lug is arranged on the side of the cable protection surface layer, and a connecting hidden groove is formed in the positioning lug;
the contact spurs are fixed on the surface of the cable protection surface layer and are arranged on the inner side of the positioning convex block;
the protective air bag is arranged on the inner side of the cable filler and arranged on the outer side of the cable copper core, and the edge of the cable copper core is arched outwards to form a protruding part.
Preferably, an integrally formed structure is arranged between the positioning lug and the cable protection surface layer, and the positioning lugs are uniformly distributed on the surface of the cable protection surface layer at equal angles.
By adopting the technical scheme, the contact area between the cable and the outside air can be increased in the using process by utilizing the uniform distribution of the positioning lugs at the outer side of the cable protective surface layer,
preferably, a plurality of linking camera obscuras are seted up to the inboard of location lug, and the inside of a plurality of linking camera obscuras all fills with the rat repelling agent.
By adopting the technical scheme, after the positioning lug is bitten and broken by a mouse, the rat repelling agent connected with the inside of the hidden groove overflows outwards, and the rat repelling effect is achieved through the unpleasant smell escaping from the rat repelling agent.
Preferably, the protruding burs are located between the positioning lug and the cable protection surface layer, and the top ends of the protruding burs are mutually abutted to the inner side surface of the positioning lug.
Through adopting above-mentioned technical scheme, thereby utilize setting up of location lug can play the guard action to conflicting the bayonet, avoid when the cable of taking, conflicting the bayonet and stabbing the hand.
Preferably, the protective airbags are uniformly distributed in the cable filler, and the uniformly distributed protective airbags are filled with inert gas.
Through adopting above-mentioned technical scheme, when the cable catches fire at the in-process that uses, the protection gasbag takes place to break after being heated, and the inside inert gas of protection gasbag overflows outwards this moment, plays certain flame retardant action from this.
Preferably, the plurality of the bulges are arranged on the outer surface of the cable copper core along the circumference of the cross section, and the adjacent cable copper cores are mutually meshed through the bulges.
Through adopting above-mentioned technical scheme, thereby utilize the intermeshing between the cable copper core edge bulge can guarantee the compactness each other of cable copper core, make it be difficult for producing and slide.
Compared with the prior art, the utility model has the beneficial effects that: the RVVP type copper core polyvinyl chloride insulated shielding cable can be placed outdoors to be used, a certain protection effect can be conveniently achieved on the cable, a driving effect can be achieved on mice after the mice bite the cable, and the cable is prevented from being damaged;
1. the positioning lug is arranged on the cable protection surface layer, so that the contact area between the positioning lug and the outside air can be increased in the using process, and meanwhile, after the positioning lug is bitten and broken by a mouse, the mouse repellent in the connecting dark groove in the positioning lug overflows outwards, so that a certain mouse repelling effect is achieved by using the unpleasant smell generated by the mouse repellent, and meanwhile, when the positioning lug is bitten and broken to the touch spurs and is exposed outwards, the mouse can be stabbed through the sharp prick ends of the touch spurs;
2. be provided with the protection gasbag, when the cable catches fire, the inside protection gasbag of cable takes place to rupture after being heated, and the inside inert gas of protection gasbag is outside to be escaped this moment, thereby utilizes escaped inert gas can play certain fire-retardant effect, and the bulge intermeshing at many cable copper core edges simultaneously to compactness between the cable copper core that can effectually be guaranteed, make the difficult production of its cable copper core slide.
Drawings
FIG. 1 is a schematic cross-sectional front view of the present invention;
FIG. 2 is a schematic perspective view of a positioning protrusion and a connecting groove according to the present invention;
FIG. 3 is a schematic view of a three-dimensional structure of a cable protection surface layer and a collision spur of the present invention;
FIG. 4 is a perspective view of the air bag of the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 1 according to the present invention.
In the figure: 1. a cable protective surface layer; 2. positioning the bump; 3. connecting the hidden grooves; 4. the needle is pressed against the spurs; 5. a vinyl chloride layer; 6. a polyurethane layer; 7. an insulating layer; 8. a cable filler; 9. a protective air bag; 10. a cable copper core; 11. a projection.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an RVVP type copper core polyvinyl chloride insulated shielding cable comprises a cable protection surface layer 1, a vinyl chloride layer 5, a polyurethane layer 6, an insulating layer 7, a cable filler 8 and a cable copper core 10, wherein the inner side of the cable protection surface layer 1 is provided with the vinyl chloride layer 5 in a laminating manner, the inner side of the vinyl chloride layer 5 is provided with the polyurethane layer 6, the vinyl chloride layer 5 is positioned between the cable protection surface layer 1 and the polyurethane layer 6, the inner side of the polyurethane layer 6 is provided with the insulating layer 7, the cable filler 8 is arranged between the insulating layer 7 and the cable copper core 10, and the cable filler 8 is wrapped on the outer side of the cable copper core 10; further comprising: the positioning lug 2 is arranged on the side of the cable protection surface layer 1, and a connecting hidden groove 3 is formed in the positioning lug 2; the contact spurs 4 are fixed on the surface of the cable protective surface layer 1, and the contact spurs 4 are arranged on the inner sides of the positioning lugs 2; the positioning lug 2 and the cable protection surface layer 1 are of an integrally formed structure, and the positioning lug 2 is uniformly distributed on the surface of the cable protection surface layer 1 at equal angles. A plurality of linking camera obscuras 3 have been seted up to the inboard of location lug 2, and the inside of a plurality of linking camera obscuras 3 all fills and has the rat repelling agent. The contact spurs 4 are located between the positioning lugs 2 and the cable protective surface layer 1, and the top ends of the contact spurs 4 are in contact with the inner side surfaces of the positioning lugs 2.
As shown in fig. 1-3, when the cable is bitten by a mouse in the outdoor use process, the mouse firstly bites the positioning lug 2 wrapped outside the cable protective surface layer 1, at the moment, the positioning lug 2 bites and breaks and then the rodenticide filled in the connecting dark groove 3 overflows outwards, so that a certain deratization effect is achieved by using the unpleasant smell emitted by the rodenticide, meanwhile, after the positioning lug 2 bites and breaks, the conflict spurs 4 inside the positioning lug 2 are exposed outwards, the stabbing effect can be achieved on the mouse through the sharp prick ends exposed outwards of the conflict spurs 4, the mouse is prevented from biting the cable continuously, and the contact area between the positioning lug 2 and the outside air can be increased in the use process due to the arrangement of the positioning lug 2 outside the cable protective surface layer 1, so that the overall heat dissipation effect of the cable is improved.
And the protective air bag 9 is arranged on the inner side of the cable filler 8, the protective air bag 9 is arranged on the outer side of the cable copper core 10, and the edge of the cable copper core 10 is arched outwards to form a convex part 11. The protective airbags 9 are uniformly distributed inside the cable filler 8, and the inert gas is filled inside the uniformly distributed protective airbags 9. The plurality of protrusions 11 are arranged on the outer surface of the cable copper core 10 along the circumference of the cross section, and the adjacent cable copper cores 10 are mutually meshed through the protrusions 11.
As shown in fig. 1, 4 and 5, when the cable catches fire in the using process, the protective airbag 9 inside the cable is heated and then breaks, and the protective airbag 9 is heated and breaks to emit inert gas, so that a certain flame retardant effect can be achieved, and meanwhile, a plurality of cable copper cores 10 inside the cable are mutually meshed through the protruding parts 11, so that the tightness among the cable copper cores 10 is guaranteed, and the cable copper cores are not easy to slide.
The working principle is as follows: when the RVVP type copper core polyvinyl chloride insulation shielding cable is used, firstly, as shown in figures 1-5, after a positioning lug 2 bites and breaks, a rodenticide filled in a connecting hidden groove 3 overflows outwards, so that a certain rodenticide effect is achieved, meanwhile, a conflict raised spine 4 on the inner side of the positioning lug 2 is exposed outwards, so that a sting effect on mice can be achieved, the mice are prevented from continuing to bite the cable, at the moment, a protection air bag 9 inside the cable breaks after being heated, and inert gas emitted after the protection air bag 9 is heated and broken is used for achieving a certain flame retardant effect, a plurality of cable copper cores 10 are mutually meshed through protruding portions 11, so that the compactness of the cable copper cores 10 is guaranteed, and the cable copper cores are not prone to slide.
Those not described in detail in this specification are within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. An RVVP type copper core polyvinyl chloride insulation shielding cable comprises a cable protection surface layer (1), a vinyl chloride layer (5), a polyurethane layer (6), an insulation layer (7), cable fillers (8) and a cable copper core (10), wherein the vinyl chloride layer (5) is attached to the inner side of the cable protection surface layer (1), the polyurethane layer (6) is installed on the inner side of the vinyl chloride layer (5), the vinyl chloride layer (5) is located between the cable protection surface layer (1) and the polyurethane layer (6), the insulation layer (7) is installed on the inner side of the polyurethane layer (6), the cable fillers (8) are arranged between the insulation layer (7) and the cable copper core (10), and the cable fillers (8) are wrapped on the outer side of the cable copper core (10);
it is characterized by also comprising:
the positioning lug (2) is arranged on the side of the cable protection surface layer (1), and a connecting hidden groove (3) is formed in the positioning lug (2);
the contact spurs (4) are fixed on the surface of the cable protection surface layer (1), and the contact spurs (4) are arranged on the inner side of the positioning convex blocks (2);
the protective air bag (9) is arranged on the inner side of the cable filler (8), the protective air bag (9) is arranged on the outer side of the cable copper core (10), and the edge of the cable copper core (10) is arched outwards to form a convex part (11).
2. An RVVP-type copper-core polyvinyl chloride insulated shielded cable according to claim 1, wherein: the positioning lug (2) and the cable protection surface layer (1) are of an integrally formed structure, and the positioning lugs (2) are uniformly distributed on the surface of the cable protection surface layer (1) at equal angles.
3. An RVVP-type copper-core polyvinyl chloride insulated shielded cable according to claim 2, wherein: a plurality of linking camera obscuras (3) have been seted up to the inboard of location lug (2), and the inside of a plurality of linking camera obscuras (3) all fills and has the rat repelling agent.
4. An RVVP-type copper-core polyvinyl chloride insulated shielded cable according to claim 1, wherein: the interference burs (4) are positioned between the positioning convex blocks (2) and the cable protection surface layer (1), and the top ends of the interference burs (4) are mutually interfered with the inner side surfaces of the positioning convex blocks (2).
5. An RVVP-type copper-core polyvinyl chloride insulated shielded cable according to claim 1, wherein: the protective air bags (9) are uniformly distributed in the cable filler (8), and inert gas is filled in the uniformly distributed protective air bags (9).
6. An RVVP-type copper-core polyvinyl chloride insulated shielded cable according to claim 1, wherein: the plurality of the convex parts (11) are arranged on the outer surface of the cable copper core (10) along the circumference of the cross section, and the adjacent cable copper cores (10) are mutually meshed through the convex parts (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122928052.3U CN216597029U (en) | 2021-11-26 | 2021-11-26 | RVVP type copper core polyvinyl chloride insulated shielding cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122928052.3U CN216597029U (en) | 2021-11-26 | 2021-11-26 | RVVP type copper core polyvinyl chloride insulated shielding cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216597029U true CN216597029U (en) | 2022-05-24 |
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ID=81649616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122928052.3U Active CN216597029U (en) | 2021-11-26 | 2021-11-26 | RVVP type copper core polyvinyl chloride insulated shielding cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216597029U (en) |
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2021
- 2021-11-26 CN CN202122928052.3U patent/CN216597029U/en active Active
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