CN215770617U

CN215770617U - Power cable with high insulation flexibility strength

Info

Publication number: CN215770617U
Application number: CN202122190757.XU
Authority: CN
Inventors: 不公告发明人
Original assignee: BEIJING HEAVY CABLE WORKS
Current assignee: BEIJING HEAVY CABLE WORKS
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-02-08
Anticipated expiration: 2031-09-10

Abstract

The utility model provides a power cable with high insulation flexibility strength, which comprises: a sheath, a protective groove and an inner core; the protective groove is positioned on the outer side of the protective sleeve, and the protective groove and the protective sleeve are of an integrated structure; the inner core is arranged in the middle of the sheath, and the inner core is connected with the sheath in a penetrating way; the outer side of the inner core is provided with a plurality of positions in a linear arrangement mode, and the partition plates and the inner core are of an integrated structure; the conducting wires are arranged in a plurality of positions in the sheath in a circumferential arrangement mode, and the conducting wires are connected with the sheath in a penetrating mode; the insulating sleeve is arranged on the outer side of the lead and is sleeved with the lead; the filling layer is arranged in the sheath and connected with the sheath in an embedding mode. Through structural improvement, it is high to have flexible intensity, and the prevention is rolled over and is decreased and the advantage of effective protection to the effectual problem and not enough that appear in having solved current device.

Description

Power cable with high insulation flexibility strength

Technical Field

The utility model relates to the technical field of power cables, in particular to a power cable with high insulation flexibility and strength.

Background

Power cables are often found in everyday life as a conductor for transmitting and distributing electric energy, and are widely used in power systems due to their good characteristics of small occupied area, high reliability, etc.

At present, the flexible strength of common power cables is relatively low, the bending operation is difficult, the fixed mounting operation of the device is inconvenient, and when bending with large force is faced, the outer sheath and the inner conductor of the device are easily damaged, and even cracking occurs.

In view of the above, the present invention is to provide a power cable with high insulation flexibility and high strength, which aims to solve the problems and improve the practical value by the technology.

Disclosure of Invention

The utility model aims to provide a power cable with high insulating flexibility strength, and aims to solve the problems and the defects that the conventional power cable in the background art is relatively low in flexibility strength and difficult in bending operation, so that the device is inconvenient to fix and install, and when bending with high strength is faced, a sheath on the outer layer of the device is easily damaged and even cracks.

In order to achieve the purpose, the utility model provides a power cable with high insulation flexibility and strength, which is achieved by the following specific technical means:

an insulated high flexible strength power cable comprising: the protective sleeve comprises a sheath, a protective groove, an inner core, a partition plate, a lead, an insulating sleeve and a filling layer; the protective groove is positioned on the outer side of the protective sleeve, and the protective groove and the protective sleeve are of an integrated structure; the inner core is arranged in the middle of the sheath, and the inner core is connected with the sheath in a penetrating way; the outer side of the inner core is provided with a plurality of positions in a linear arrangement mode, and the partition plates and the inner core are of an integrated structure; the conducting wires are arranged in a plurality of positions in the sheath in a circumferential arrangement mode, and the conducting wires are connected with the sheath in a penetrating mode; the insulating sleeve is arranged on the outer side of the lead and is sleeved with the lead; the filling layer is arranged in the sheath and connected with the sheath in an embedding mode.

As a further optimization of the technical scheme, the protective groove of the power cable with high insulation flexibility and strength is composed of two arc-shaped grooves which are symmetrically arranged up and down, and the protective groove is provided with a plurality of positions in a rotating and alternating arrangement mode.

As a further optimization of the technical scheme, the partition plate of the power cable with high insulation, flexibility and strength is composed of a plurality of rectangular plate-shaped structures arranged in a circumferential arrangement mode, and the outer end of the partition plate is clamped with the sheath.

As a further optimization of the technical scheme, the conducting wires of the power cable with high insulation flexibility and strength are respectively positioned between two adjacent partition plates.

As a further optimization of the technical scheme, the insulating sleeve of the power cable with high insulating flexibility and strength is of a circular tubular structure, and the outer wall of the insulating sleeve is in a gourd shape.

As a further optimization of the technical solution, the filling layer of the power cable with high insulation flexibility and strength is made of glass fiber, and the filling layer is arranged in the gap between the insulation sleeves of the partition plate.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1. according to the power cable with high insulation flexibility and strength, the plurality of protective grooves are formed in the outer side of the sheath, so that the flexibility of the device can be improved, the device can be conveniently bent and fixed, and the device has the function of high flexibility and strength.

2. According to the power cable with high insulation flexibility and strength, the outer wall of the insulation sleeve is arranged to be in the shape of a gourd, so that the contact area between the insulation sleeve and the sheath, the contact area between the insulation sleeve and the inner core and between the insulation sleeve and other components can be reduced, meanwhile, the smooth glass fiber filling layer is embedded outside the insulation sleeve, so that the friction force between the insulation sleeve and other components can be reduced, when the sheath is bent, the insulation sleeve and the lead can slide with the sheath, the lengths of the insulation sleeve and the lead at the bent part are lengthened, and the insulation sleeve and the lead are pulled and cracked with bending strength, so that the device has the effect of preventing breakage.

3. According to the power cable with high insulation flexibility and strength, the plurality of partition plates are arranged on the outer side of the inner core, so that the flexibility of the power cable can be enhanced, the conducting wires can be separated, short circuit between the conducting wires caused by damage of the insulation sleeve is prevented, and the power cable has an effective protection effect.

4. The device has the advantages of high flexibility and strength, breakage prevention and effective protection by improving the structure of the device, so that the problems and the defects in the conventional device are effectively solved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a schematic structural view at A of the present invention;

FIG. 3 is a schematic view of the structure of the core of the present invention;

FIG. 4 is a schematic diagram of a lead structure according to the present invention.

In the figure: sheath 1, protective slot 2, inner core 3, division board 4, wire 5, insulating cover 6, filling layer 7.

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.

It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, for example, as being fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, the present invention provides a specific technical embodiment of a power cable with high insulation flexibility and strength:

an insulated high flexible strength power cable comprising: the device comprises a sheath 1, a protective groove 2, an inner core 3, a partition plate 4, a lead 5, an insulating sleeve 6 and a filling layer 7; the protective groove 2 is positioned on the outer side of the protective sleeve 1, and the protective groove 2 and the protective sleeve 1 are of an integrated structure; the inner core 3 is arranged in the middle of the sheath 1, and the inner core 3 is connected with the sheath 1 in a penetrating way; the outer side of the inner core 3 is provided with a plurality of positions of the partition plates 4 in a linear arrangement mode, and the partition plates 4 and the inner core 3 are of an integrated structure; the conducting wires 5 are arranged in a plurality of positions in the sheath 1 in a circumferential arrangement mode, and the conducting wires 5 are connected with the sheath 1 in a penetrating mode; the insulating sleeve 6 is arranged on the outer side of the lead 5, and the insulating sleeve 6 is sleeved with the lead 5; the filling layer 7 is arranged inside the sheath 1, and the filling layer 7 is connected with the sheath 1 in an embedding manner.

Specifically, the protective groove 2 is composed of two arc-shaped grooves which are symmetrically arranged up and down, and the protective groove 2 is provided with a plurality of positions in a rotating and alternating arrangement mode so as to improve the flexibility of the sheath.

Specifically, the partition plate 4 is composed of a plurality of rectangular plate-shaped structures arranged in a circumferential arrangement mode, and the outer end of the partition plate 4 is clamped with the sheath 1.

Specifically, the wires 5 are respectively located between two adjacent partition plates 4, as shown in fig. 2, and the sheath 1, the partition plates 4 and the core 3 form a cavity for accommodating the wires 5.

Specifically, the insulating sleeve 6 is of a circular tubular structure, and the outer wall of the insulating sleeve 6 is gourd-shaped so as to reduce friction between the insulating sleeve and the inner wall of the sheath 1.

Specifically, the filling layer 7 is made of glass fiber, and the filling layer 7 is disposed in the gap between the insulating sheaths 6 of the partition plates 4.

The method comprises the following specific implementation steps:

when using the device, utilize connecting terminal with the both ends of device be connected with the equipment that corresponds respectively can, owing to set up many places protecting groove 2 in the outside of sheath 1 to set up many places division board 4 in the outside of inner core 3, promoted the flexibility of device greatly, simultaneously through filling the filling layer 7 of being made by glass fiber in the centre at insulating cover 6 and division board 4, and set up the outer wall of insulating cover 6 into calabash shape, can be when the device is crooked, make wire 5 remove, in order to prevent that the degree of bending is great and cause the drawing to split to it.

In summary, the following steps: according to the power cable with high insulating flexibility and strength, the plurality of protective grooves are formed in the outer side of the sheath, so that the flexibility of the device can be improved, the device can be bent and fixed, and the device has the function of high flexibility and strength; the outer wall of the insulating sleeve is arranged to be gourd-shaped, so that the contact area between the insulating sleeve and the sheath, the contact area between the insulating sleeve and the inner core and the contact area between the insulating sleeve and the separating plate can be reduced, meanwhile, the smooth glass fiber filling layer is embedded outside the insulating sleeve, so that the friction force between the insulating sleeve and other components can be reduced, when the sheath is bent, the insulating sleeve and the conducting wire can slide with the sheath, the lengths of the insulating sleeve and the conducting wire at the bent part are lengthened, the insulating sleeve and the conducting wire are pulled apart by bending strength, and the device has the function of preventing breakage; through set up many division boards in the outside of inner core, not only can strengthen the flexibility of device, can also separate the wire to prevent that the insulating bush damage from causing the short circuit between the wire, thereby make the device play the effect of effective protection, effectively solved the problem and not enough that appear in the current device.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An insulated high flexible strength power cable comprising: the protective sleeve comprises a sheath (1), a protective groove (2), an inner core (3), a partition plate (4), a lead (5), an insulating sleeve (6) and a filling layer (7); the method is characterized in that: the protective groove (2) is positioned on the outer side of the protective sleeve (1), and the protective groove (2) and the protective sleeve (1) are of an integrated structure; the inner core (3) is arranged in the middle of the sheath (1), and the inner core (3) is connected with the sheath (1) in a penetrating manner; the outer side of the inner core (3) is provided with a plurality of positions of the partition plates (4) in a linear arrangement mode, and the partition plates (4) and the inner core (3) are of an integrated structure; the conducting wires (5) are arranged in the sheath (1) in a circumferential arrangement mode, and the conducting wires (5) are connected with the sheath (1) in a penetrating mode; the insulating sleeve (6) is arranged on the outer side of the lead (5), and the insulating sleeve (6) is sleeved with the lead (5); the filling layer (7) is arranged inside the sheath (1), and the filling layer (7) is connected with the sheath (1) in an embedding mode.

2. The insulated high-flexibility-strength power cable according to claim 1, wherein: the protective groove (2) is composed of two arc-shaped grooves which are symmetrically arranged up and down, and the protective groove (2) is provided with a plurality of positions in a rotating and alternating arrangement mode.

3. The insulated high-flexibility-strength power cable according to claim 1, wherein: the partition plate (4) is composed of a plurality of rectangular plate-shaped structures arranged in a circumferential arrangement mode, and the outer end of the partition plate (4) is clamped with the sheath (1).

4. The insulated high-flexibility-strength power cable according to claim 1, wherein: the conducting wires (5) are respectively positioned between two adjacent partition plates (4).

5. The insulated high-flexibility-strength power cable according to claim 1, wherein: the insulating sleeve (6) is of a circular tubular structure, and the outer wall of the insulating sleeve (6) is gourd-shaped.

6. The insulated high-flexibility-strength power cable according to claim 1, wherein: the filling layer (7) is made of glass fiber, and the filling layer (7) is arranged in a gap between the insulating sleeves (6) of the partition plate (4).