CN213092848U - Electric wire and cable with good protection performance - Google Patents

Abstract

The utility model relates to the technical field of cables, and a wire and cable that protectiveness is good is disclosed, including the sinle silk, the outside parcel of sinle silk has first protective layer, the outside parcel of first protective layer has first wrapping layer, it has the stopping to fill between first protective layer and the first wrapping layer, the outside parcel of first wrapping layer has the second protective layer, the second the equal fixed mounting in protective layer outside both ends has the circular duct, two the outside equal activity of circular duct has cup jointed the movable pipe, two the equal swing joint of the back of the body one end of the movable pipe back of the body has the tube cap. This wire and cable that protectiveness is good has solved traditional wire and cable and has all directly placed and use on ground or the ground end, at long-term rainwash or the acid corrosion of the inside metal in ground end, because traditional wire and cable protectiveness is not strong enough, leads to the cable to appear damaging or the condition of electric power loss easily at the transmission of electricity in-process, not only constitutes the threat to personal safety, still can cause the problem of wasting of resources.

Description

Electric wire and cable with good protection performance

Technical Field

The utility model relates to the technical field of cables, specifically be a wire and cable that protectiveness is good.

Background

The smart grid is the intellectualization (smart power) of the grid, also called "grid 2.0", which is established on the basis of an integrated and high-speed two-way communication network, and realizes the purposes of reliability, safety, economy, high efficiency, environmental friendliness and safe use of the grid through the application of advanced sensing and measuring technology, advanced equipment technology, advanced control method and advanced decision support system technology.

Traditional wire and cable all directly places and uses on ground or the ground bottom, and in long-term rain wash or the acid corrosion of the inside metal of ground bottom, because traditional wire and cable protectiveness is not strong enough, lead to the cable to appear damaging or the condition that electric power runs off easily at the transmission of electricity in-process, not only constitute the threat to personal safety, still can cause the wasting of resources, so provide a wire and cable that protectiveness is good and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a wire and cable that protectiveness is good possesses advantages such as protectiveness is good, and it all directly places and uses at ground or the end of a land to have solved traditional wire and cable, and in the acid corrosion of long-term rainwash or the inside metal in the end of a land, because traditional wire and cable protectiveness is not strong enough, lead to the cable to appear damaging or the condition that electric power runs off easily at the transmission of electricity in-process, not only threatens the personal safety constitution, still can cause the problem of wasting of resources.

(II) technical scheme

In order to realize the good purpose of the protection, the utility model provides a following technical scheme: a wire and cable with good protection performance comprises a wire core, wherein a first protective layer wraps the outside of the wire core, a first wrapping layer wraps the outside of the first protective layer, a filler is filled between the first protective layer and the first wrapping layer, a second protective layer wraps the outside of the first wrapping layer, circular pipes are fixedly mounted at two ends of the outside of the second protective layer, movable pipes are movably sleeved outside the two circular pipes, and pipe covers are movably connected to opposite ends of the two movable pipes;

the first protective layer comprises a second wrapping layer, an insulating layer, a shielding layer and a wear-resistant layer, the second wrapping layer is arranged outside the wire core, the insulating layer is arranged outside the second wrapping layer, the shielding layer is arranged outside the insulating layer, and the wear-resistant layer is arranged outside the shielding layer;

the second protective layer comprises an elastic layer, an anti-corrosion layer and a waterproof layer, the elastic layer is arranged outside the first wrapping layer, the anti-corrosion layer is arranged outside the elastic layer, and the waterproof layer is arranged outside the anti-corrosion layer.

Preferably, the filler is a polypropylene filler.

Preferably, the insulating layer is a crosslinked polyethylene layer, and the shielding layer is a semiconductive plastic layer.

Preferably, the wear-resistant layer is a polyetheretherketone resin layer, and the thickness of the wear-resistant layer is between three millimeters and eight millimeters.

Preferably, the elastic layer is a rubber layer, the anti-corrosion layer is a hot-dip galvanized layer, and the waterproof layer is an aluminum-plastic composite tape layer.

Preferably, two the activity outside of the pipe all is equipped with the external screw thread, two the inside internal thread that all is equipped with of tube cap, internal thread and external screw thread adaptation.

(III) advantageous effects

Compared with the prior art, the utility model provides a wire and cable that protectiveness is good possesses following beneficial effect:

the electric wire and cable with good protection performance is characterized in that the core is wrapped and fixed through the second wrapping layer through the arrangement of the second wrapping layer, the insulating layer can ensure that transmitted current or electromagnetic waves and light waves only travel along the conductor and do not flow to the outside, so that the safety of external objects and people is ensured, then the shielding layer can prevent the electromagnetic field inside a cable product from being isolated from the external magnetic field or other cores through the magnetic field, so as to prevent magnetic field interference, the wear-resistant layer can effectively prevent the inside of the cable from being in contact with fillers to be worn, and then the elastic layer and the anti-corrosion layer are arranged, so that the flexibility of the cable can be improved, the cable is prevented from being broken due to too high hardness in the bending process, the anti-corrosion layer can effectively prevent the cable from being corroded and damaged in the use process of outdoor ground and underground, the service life of the cable is prolonged, and then the circular tube, the movable tube and, when the cable is not used, the movable tube is pulled out to one side far away from the cable, and the tube cover is covered, so that two ends of the cable are protected from being damaged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a connection diagram of the movable tube and the tube cover of the present invention;

fig. 3 is a schematic structural view of the first protection layer of the present invention;

fig. 4 is a schematic structural diagram of the second protective layer of the present invention.

In the figure: 1. a wire core; 2. a first protective layer; 21. a second wrapping layer; 22. an insulating layer; 23. a shielding layer; 24. a wear layer; 3. a filler; 4. a first wrapping layer; 5. a second protective layer; 51. an elastic layer; 52. an anti-corrosion layer; 53. a waterproof layer; 6. a circular tube; 7. a movable tube; 8. and (7) covering the tube.

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, an electric wire and cable with good protection performance comprises a wire core 1, a first protective layer 2 wraps the outside of the wire core 1, a first wrapping layer 4 wraps the outside of the first protective layer 2, a filler 3 is filled between the first protective layer 2 and the first wrapping layer 4, the filler 3 is a polypropylene filler, a second protective layer 5 wraps the outside of the first wrapping layer 4, circular tubes 6 are fixedly mounted at both ends of the outside of the second protective layer 5, movable tubes 7 are movably sleeved on the outside of the two circular tubes 6, tube covers 8 are movably connected at opposite ends of the two movable tubes 7, external threads are arranged on the outside of the two movable tubes 7, internal threads are arranged inside the two tube covers 8, and the internal threads are matched with the external threads;

the first protective layer 2 comprises a second wrapping layer 21, an insulating layer 22, a shielding layer 23 and a wear-resistant layer 24, the second wrapping layer 21 is arranged outside the wire core 1, the insulating layer 22 is arranged outside the second wrapping layer 21, the insulating layer 22 is a crosslinked polyethylene layer, the shielding layer 23 is arranged outside the insulating layer 22, the shielding layer 23 is a semi-conductive plastic layer, the wear-resistant layer 24 is arranged outside the shielding layer 23, the wear-resistant layer 24 is a polyether-ether-ketone resin layer, and the thickness of the wear-resistant layer 24 is between three millimeters and eight millimeters;

the second protection layer 5 comprises an elastic layer 51, an anti-corrosion layer 52 and a waterproof layer 53, the elastic layer 51 is arranged outside the first wrapping layer 4, the elastic layer 51 is a rubber layer, the anti-corrosion layer 52 is arranged outside the elastic layer 51, the anti-corrosion layer 52 is a hot-dip galvanized layer, the waterproof layer 53 is arranged outside the anti-corrosion layer 52, the waterproof layer 53 is an aluminum-plastic composite tape layer, the core 1 is wrapped and fixed through the second wrapping layer 21, the insulation layer 22 and the wear-resistant layer 24 through the second wrapping layer 21, the insulation layer 22 can ensure that transmitted current or electromagnetic waves and light waves only travel along the conductor and do not flow to the outside, so as to ensure the safety of external objects and human bodies, then the shielding layer 23 can prevent the electromagnetic field in the cable product from being isolated from the external magnetic field or other core 1, so as to prevent the magnetic field interference, and the wear-resistant layer 24 can effectively prevent the contact and abrasion between the, rethread elastic layer 51 and anti-corrosion coating 52 etc. set up, elastic layer 51 can increase the cable softness, thereby prevent that the cable from breaking because of hardness is too strong at the in-process of buckling, anti-corrosion coating 52 can effectually prevent that the cable from corroding damage in outdoor ground and the use of ground end, extension cable life, rethread circular tube 6, the setting of movable tube 7 and tube cap 8, when not using this cable, pull out movable tube 7 to keeping away from cable one side, cover tube cap 8, thereby protection cable both ends do not receive the damage.

In summary, the wire and cable with good protection performance is formed by arranging the second wrapping layer 21, the insulating layer 22, the shielding layer 23 and the wear-resistant layer 24, wrapping and fixing the wire core 1 through the second wrapping layer 21, the insulating layer 22 can ensure that transmitted current, electromagnetic waves and light waves only travel along the wire and do not flow to the outside, so as to ensure the safety of external objects and people, then the shielding layer 23 can prevent the electromagnetic field in the cable product from being isolated from the external magnetic field or other wire cores 1, so as to prevent magnetic field interference, the wear-resistant layer 24 can effectively prevent the inside of the cable from being in contact with the filler 3 and from being worn, and through the arrangement of the elastic layer 51 and the anti-corrosion layer 52, the elastic layer 51 can increase the softness of the cable, prevent the cable from being broken due to too strong hardness in the bending process, and the anti-corrosion layer 52 can effectively prevent the cable from being corroded and damaged in, prolong cable life, rethread circular tube 6, the setting of activity pipe 7 and tube cap 8, when not using this cable, pull out activity pipe 7 to keeping away from cable one side, cover tube cap 8, thereby protection cable both ends do not receive the damage, it all directly places and uses at ground or the ground end to have solved traditional wire and cable, the acid corrosion of metal in long-term rainwash or the ground end, because traditional wire and cable protectiveness is not strong enough, lead to the cable to appear damaging or the condition that electric power runs off easily at the transmission of electricity in-process, not only constitute the threat to human safety, still can cause the problem of wasting of resources.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 a wire and cable that protectiveness is good, includes sinle silk (1), its characterized in that: the cable comprises a cable core (1), a first protective layer (2) wraps the cable core (1), a first wrapping layer (4) wraps the first protective layer (2), a filling material (3) is filled between the first protective layer (2) and the first wrapping layer (4), a second protective layer (5) wraps the first wrapping layer (4), circular pipes (6) are fixedly mounted at two ends of the second protective layer (5), movable pipes (7) are movably sleeved on the outer portions of the two circular pipes (6), and pipe covers (8) are movably connected to the opposite ends of the two movable pipes (7);

the first protective layer (2) comprises a second wrapping layer (21), an insulating layer (22), a shielding layer (23) and a wear-resistant layer (24), the second wrapping layer (21) is arranged outside the wire core (1), the insulating layer (22) is arranged outside the second wrapping layer (21), the shielding layer (23) is arranged outside the insulating layer (22), and the wear-resistant layer (24) is arranged outside the shielding layer (23);

the second protective layer (5) comprises an elastic layer (51), an anti-corrosion layer (52) and a waterproof layer (53), the elastic layer (51) is arranged outside the first wrapping layer (4), the anti-corrosion layer (52) is arranged outside the elastic layer (51), and the waterproof layer (53) is arranged outside the anti-corrosion layer (52).

2. The electrical cable of claim 1, wherein: the filling material (3) is a polypropylene filling material.

3. The electrical cable of claim 1, wherein: the insulating layer (22) is a cross-linked polyethylene layer, and the shielding layer (23) is a semi-conductive plastic layer.

4. The electrical cable of claim 1, wherein: the wear-resistant layer (24) is a polyether-ether-ketone resin layer, and the thickness of the wear-resistant layer (24) is between three millimeters and eight millimeters.

5. The electrical cable of claim 1, wherein: the elastic layer (51) is a rubber layer, the anti-corrosion layer (52) is a hot-dip galvanizing layer, and the waterproof layer (53) is an aluminum-plastic composite tape layer.

6. The electrical cable of claim 1, wherein: two the activity pipe (7) outside all is equipped with the external screw thread, two the inside internal thread that all is equipped with of tube cap (8), internal thread and external screw thread adaptation.

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