CN216119606U

CN216119606U - Reduce special-shaped power cable of conductor damage

Info

Publication number: CN216119606U
Application number: CN202121709036.9U
Authority: CN
Inventors: 桂宏兵; 梅春风; 姚新征; 王谦; 唐奇; 李启禄
Original assignee: Ganzhou Jinxinnuo Cable Technology Co ltd
Current assignee: Ganzhou Jinxinnuo Cable Technology Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-03-22
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses a special-shaped power cable capable of reducing conductor damage, and aims to solve the technical problems that in the prior art, a conductor is deformed and is easy to damage, and heat in the cable is difficult to radiate outwards. The cable comprises an inner sheath assembly, an inner core assembly arranged in the inner sheath assembly, and an outer sheath assembly arranged outside the inner sheath assembly and used for protecting the cable. This cable utilizes oversheath subassembly and inner sheath subassembly, plays the effect of double-deck protection, improves the security of inner core subassembly, and through filling the filler in the space of inner core subassembly and inner sheath subassembly effectively prevent because of the cable warp, but the cable damage that causes cooperates elastic deformation's elastic component, further plays the effect of buffering, protects the cable inner conductor, utilizes the oversheath subassembly, the operation of bending of the cable of being convenient for.

Description

Reduce special-shaped power cable of conductor damage

Technical Field

The utility model belongs to the field of cables, and particularly relates to a special-shaped power cable capable of reducing conductor damage.

Background

The cable is mainly used for controlling installation, connecting equipment, transmitting electric power and other multiple functions, is a common and indispensable object in daily life, and can be used for special-shaped cables in special occasions, such as semicircular cables.

At present, the semicircle cable is generally through external semicircle system utensil coining shaping when production, the coining of general single conductor is with the whole compactions in unnecessary space of conductor, thereby reach the semicircle effect, but long-time production, coining mould and conductor mould wearing and tearing are serious, conductor through the coining system utensil, the conductor flattens all can appear in the surface, the crushing condition, can appear pressing absolutely during serious, the condition that presses little, conductor through the coining system utensil can take place deformation, the resistance of conductor also can be along with taking place the change, the monofilament conductor diminishes, the conductor is damaged easily, and the cable is difficult to bend, and the heat in the cable is difficult for outwards dispersing, long-time high temperature operation, the ageing of cable accelerates easily.

SUMMERY OF THE UTILITY MODEL

(1) Technical problem to be solved

Aiming at the defects of the prior art, the utility model aims to provide a special-shaped power cable for reducing conductor damage, which aims to solve the technical problems that the conductor is deformed, the conductor is easy to damage and the heat in the cable is difficult to radiate outwards in the prior art.

(2) Technical scheme

In order to solve the technical problem, the utility model provides a special-shaped power cable for reducing conductor damage, which comprises an inner sheath assembly, an inner core assembly arranged in the inner sheath assembly, and an outer sheath assembly arranged outside the inner sheath assembly and used for protecting the cable; but be fixedly connected with elastic deformation's elastic component between outer jacket subassembly and the inner jacket subassembly, be provided with in the inner jacket subassembly and be used for filling the filler in the space between inner jacket subassembly and the inner core subassembly.

When the cable of the technical scheme is used, the inner core assembly is arranged in the inner sheath assembly, the filler is filled in the gap between the inner core assembly and the inner sheath assembly, the shape of the cable is guaranteed to be unchanged, the damage to the cable is reduced, the outer sheath assembly is sleeved outside the inner sheath assembly, a plurality of elastic elements capable of elastically deforming are installed between the outer sheath assembly and the inner sheath assembly, and the buffering effect is achieved.

Preferably, the inner sheath assembly comprises a first protective sheath and a shielding layer fixed on the inner wall of the first protective sheath. Through the design of shielding layer, shelter from the filler, ensure the inside leakproofness of inner sheath subassembly, avoid the filler to fall into first radiating hole, cause first radiating hole to block up.

Preferably, the inner jacket assembly is provided with a first heat dissipation hole on the shielding layer, wherein the first heat dissipation hole is used for dissipating heat and transferring heat inside the inner jacket assembly. Through the design of first louvre, with the outside transmission of the heat in the inner sheath subassembly, the heat in the inner sheath subassembly of being convenient for outwards disperses, improves the radiating effect.

Preferably, the inner core assembly comprises a first insulating sleeve, second insulating sleeves arranged on the left side and the right side of the first insulating sleeve, and conductors fixed in the first insulating sleeve and the second insulating sleeve. The conductor is arranged in the first insulating sleeve and the second insulating sleeve, and is divided into 3 strands, so that the space of the conductor in the die is increased, and the conductor is in a loose state, thereby avoiding damaging the conductor.

Preferably, the outer sheath assembly comprises a second protective sheath and a moisture-proof and heat-insulating heat-shrinkable sleeve fixed on the outer side of the second protective sheath. Through the thermal shrinkable sleeve, the dampproofing thermal-insulated effect of playing, the inner core subassembly safety in the assurance inner sheath subassembly is guaranteed.

Preferably, the outer jacket assembly is provided with a second heat dissipation hole on the surface of the second protective jacket, wherein the second heat dissipation hole is used for transferring heat in the inner jacket assembly outwards. Through the second louvre, to dispersing the heat in to the air around, reduce the inside temperature of oversheath subassembly.

Preferably, the outer sheath assembly is provided with arc-shaped grooves which are bilaterally symmetrical and are distributed in a staggered manner from front to back on the surfaces of the second protective sheath and the heat shrinkable sheath. Through setting up the arc wall, the operation of bending of the cable of being convenient for makes things convenient for the installation of cable.

(3) Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that: the cable has the advantages that the outer sheath component and the inner sheath component are utilized to play a role in double-layer protection, the safety of the inner core component is improved, the filler is filled in the gap between the inner core component and the inner sheath component to effectively prevent the cable from being damaged due to cable deformation, the elastic element capable of elastic deformation is matched to further play a role in buffering, the inner conductor of the cable is protected, and the outer sheath component is utilized to facilitate the bending operation of the cable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, it is obvious that the drawings in the following description are only one embodiment of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic perspective view of one embodiment of a cable according to the present invention;

FIG. 2 is a cross-sectional view of one embodiment of a cable according to the present invention;

FIG. 3 is a schematic view of the inner jacket assembly of one embodiment of the cable of the present invention;

FIG. 4 is an assembled view of an outer jacket assembly according to an embodiment of the cable of the present invention;

fig. 5 is a schematic view of the assembly of the core assembly of one embodiment of the cable of the present invention.

The labels in the figures are: 1. an inner jacket assembly; 11. a first protective sheath; 12. a shielding layer; 13. a first heat dissipation hole; 2. an inner core assembly; 21. a first insulating sleeve; 22. a second insulating sleeve; 23. a conductor; 3. an outer jacket assembly; 31. a second protective cover; 32. thermal shrinkage sleeving; 33. a second heat dissipation hole; 34. an arc-shaped slot; 4. an elastic element; 5. and (4) filling materials.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the utility model easily understood and obvious, the technical solutions in the embodiments of the present invention are clearly and completely described below to further illustrate the utility model, and obviously, the described embodiments are only a part of the embodiments of the present invention, but not all the embodiments.

Example 1

The power cable for reducing conductor damage in the embodiment has a schematic perspective structure as shown in fig. 1, and includes an inner sheath assembly 1, an inner core assembly 2 installed in the inner sheath assembly 1, and an outer sheath assembly 3 disposed outside the inner sheath assembly 1 and protecting the cable; an elastic element 4 which can be elastically deformed is fixedly connected between the outer sheath component 3 and the inner sheath component 1, and a filler 5 which is used for filling a gap between the inner sheath component 1 and the inner core component 2 is arranged in the inner sheath component 1.

In the present embodiment, the filler 5 may be a PP rope, a hemp rope, a non-woven fabric, an asbestos rope, an eraser, or the like, or may be a glass fiber rope used in the present embodiment, and the elastic element 4 may be an elastic rubber pad, but may be another common elastic material such as a spring, and the number of the elastic elements 4 may be increased or decreased according to design requirements.

Wherein, inner sheath subassembly 1 includes first protective sheath 11, fixes the shielding layer 12 at 11 inner walls of first protective sheath, and inner sheath subassembly 1 is offered on shielding layer 12 and is used for the inside thermal first louvre 13 of heat dissipation transmission inner sheath subassembly 1. The shape of the first heat dissipation hole 13 may be semicircular, rectangular, triangular, trapezoidal, polygonal, etc., but may also be circular as used in this embodiment, and the number of the first heat dissipation holes 13 may be increased or decreased according to the design requirement.

Meanwhile, the core assembly 2 includes a first insulating sheath 21, second insulating sheaths 22 disposed at left and right sides of the first insulating sheath 21, and conductors 23 fixed in the first insulating sheath 21 and the second insulating sheaths 22.

In addition, oversheath subassembly 3 includes second protective sheath 31, fixes the thermal-shrinkable sleeve 32 that dampproofing thermal-insulated in the second protective sheath 31 outside, and oversheath subassembly 3 is offered on second protective sheath 31 surface and is used for the interior thermal second louvre 33 of outside transmission inner sheath subassembly 1, and oversheath subassembly 3 is offered bilateral symmetry and crisscross arc groove 34 that distributes around and on second protective sheath 31 and thermal-shrinkable sleeve 32 surface. The shape of the second heat dissipation hole 33 may be semicircular, rectangular, triangular, trapezoidal, polygonal, etc., but may also be circular as used in this embodiment, and the number of the second heat dissipation holes 33 may be increased or decreased according to the design requirement.

The cable is shown in a cross-sectional view in fig. 2, the assembly of the inner sheath assembly 1 is shown in fig. 3, the assembly of the outer sheath assembly 3 is shown in fig. 4, and the assembly of the inner core assembly 2 is shown in fig. 5.

When the cable of the technical scheme is used, the inner core component 2 is arranged in the inner sheath component 1, the filler 5 is filled in the gap between the inner core component 2 and the inner sheath component 1, the shape of the cable is guaranteed to be unchanged, the damage to the cable is reduced, the outer sheath component 3 is sleeved outside the inner sheath component 1, a plurality of elastic elements 4 capable of elastically deforming are arranged between the outer sheath component 3 and the inner sheath component 1, and the buffering effect is achieved.

Having thus described the principal technical features and basic principles of the utility model, and the advantages associated therewith, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description is described in terms of various embodiments, not every embodiment includes only a single embodiment, and such descriptions are provided for clarity only, and those skilled in the art will recognize that the embodiments described herein can be combined as a whole to form other embodiments as would be understood by those skilled in the art.

Claims

1. A special-shaped power supply cable capable of reducing conductor damage comprises an inner sheath assembly, an inner core assembly arranged in the inner sheath assembly, and an outer sheath assembly arranged outside the inner sheath assembly and used for protecting the cable; the novel anti-explosion inner sheath is characterized in that an elastic element capable of elastically deforming is fixedly connected between the outer sheath assembly and the inner sheath assembly, and a filler used for filling a gap between the inner sheath assembly and the inner core assembly is arranged in the inner sheath assembly.

2. The profiled power cable of claim 1, wherein the inner jacket assembly includes a first protective jacket, a shield layer secured to an inner wall of the first protective jacket.

3. The special-shaped power cable capable of reducing conductor damage according to claim 2, wherein the inner sheath assembly is provided with a first heat dissipation hole on the shielding layer for dissipating and transferring heat inside the inner sheath assembly.

4. The profiled power cable of claim 1 wherein the inner core assembly includes a first insulating jacket, a second insulating jacket disposed on the left and right sides of the first insulating jacket, and a conductor secured within the first and second insulating jackets.

5. The profiled power cable of claim 1, wherein the outer jacket assembly comprises a second protective jacket, a moisture-proof heat-insulating heat-shrinkable sleeve fixed outside the second protective jacket.

6. The special-shaped power cable capable of reducing conductor damage according to claim 5, wherein a second heat dissipation hole for transferring heat in the inner sheath assembly outwards is formed in the surface of the second protective sheath of the outer sheath assembly.

7. The special-shaped power cable capable of reducing the conductor damage as claimed in claim 5, wherein the outer sheath assembly is provided with arc-shaped grooves which are symmetrical left and right and staggered front and back on the surfaces of the second protective sheath and the heat shrinkable sheath.