CN217955525U

CN217955525U - Operation temperature color-changing warning power cable

Info

Publication number: CN217955525U
Application number: CN202221723026.5U
Authority: CN
Inventors: 鲍文志; 张丹
Original assignee: Belden Hirschmann Industries Suzhou Co Ltd
Current assignee: Belden Hirschmann Industries Suzhou Co Ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-12-02
Anticipated expiration: 2032-07-06

Abstract

The utility model discloses an operating temperature warning power cable that discolours, including the cable body, this internal mid-mounting of cable has the sinle silk, and sinle silk outside parcel has interior inoxidizing coating, and the shielding layer is installed through the filling layer in the interior inoxidizing coating outside, and the armor is installed to the shielding layer outside, and the enhancement layer is installed to the armor outside, and outer inoxidizing coating is installed in the enhancement layer outside, and outer inoxidizing coating surface mounting has the temperature discoloration layer, and the temperature discoloration layer is provided with a plurality ofly at the outside equidistant of inoxidizing coating, and the temperature discoloration layer adopts the temperature sensing printing ink layer that discolours, the utility model discloses an outer inoxidizing coating surface mounting has the temperature discoloration layer, can make the cable discolour when exceeding rated operating temperature, can play visual, and power cable overrated operating temperature warning effect to ensure electric power facility safe operation.

Description

Operation temperature color-changing warning power cable

Technical Field

The utility model relates to a power cable technical field specifically is an operating temperature warning power cable that discolours.

Background

The power cable is a cable product used for transmitting and distributing high-power electric energy in a trunk line of a power system, and is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and power transmission lines under river-crossing seawater. The basic structure of the power cable is composed of four parts, namely a wire core (conductor), an insulating layer, a shielding layer and a protective layer. In power lines, the cable is increasing in specific weight. The power cable is a cable product used for transmitting and distributing high-power electric energy in a main line of a power system, and comprises various voltage grades of 1-500KV and above, various insulated power cables can cause the cable to run beyond the rated temperature when the environment of the cable rises due to factors such as no air circulation and the like, and the situation that the cable runs beyond the rated temperature, so that the insulation is accelerated and even the insulation fails, and the electric appliance operation accidents are caused by the situations of short circuit between conductors and the like.

The existing power cable cannot be subjected to warning treatment when the temperature is higher, so that the use safety is influenced, the internal structural strength of the cable body is low, and the use requirement is difficult to meet well.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an operating temperature warning power cable that discolours to solve and to warn the processing when the temperature is higher among the prior art, influence the security of using, cable body inner structure intensity is low, is difficult to satisfy well and uses required problem.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an operating temperature warning power cable that discolours, includes the cable body, this internal mid-mounting of cable has the sinle silk, sinle silk outside parcel has interior inoxidizing coating, the shielding layer is installed through the filling layer in the interior inoxidizing coating outside, the armor is installed in the shielding layer outside, the enhancement layer is installed in the armor outside, outer inoxidizing coating is installed in the enhancement layer outside, outer surface mounting of outer inoxidizing coating has temperature discoloration layer.

Furthermore, the temperature discoloration layer is provided with a plurality of temperature discoloration layers outside the outer protective layer at equal intervals, and the temperature discoloration layer adopts a temperature-sensitive discoloration ink layer.

Furthermore, the reinforcing layer adopts a tensile fiber layer, and the thickness of the reinforcing layer is 0.3-0.6mm.

Furthermore, the temperature discoloration layer is arranged into a long strip shape, and the temperature discoloration layer is arranged into an arc shape.

Furthermore, a reinforcing rib is arranged in the middle of the filling layer and consists of a plurality of metal wires.

Furthermore, the inner protective layer and the outer protective layer are both made of flame-retardant rubber layers.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an outer inoxidizing coating surface mounting has the temperature discoloration layer, the temperature discoloration layer is provided with a plurality ofly at the outside equidistant of outer inoxidizing coating, the temperature discoloration layer adopts the temperature sensing printing ink layer that discolours, can make the cable change colour when exceeding rated operating temperature, can play visually, power cable excess operating temperature warning effect, in order to ensure the safe operation of power facility, the cable is outer by the printing ink colour bar that discolours for green when the normal operating time is less than rated temperature by the temperature outward, it begins to discolour to be close cable rated operating temperature by the temperature when the cable is outer, reach or exceed rated temperature and become striking red completely, in order to warn the user cable overload operation.

2. The utility model discloses an enhancement layer is installed to the armor layer outside, and the enhancement layer adopts the tensile fibre layer for can strengthen the inside structural strength of cable body, be convenient for improve the life of cable body.

3. The utility model discloses a mid-mounting has the strengthening rib in the filling layer, and the strengthening rib comprises a plurality of wires, has further increased the inside structural strength of cable body, has improved the tensile ability of dragging of cable body.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a main sectional view of the overall structure of the present invention;

fig. 2 is a schematic view of the cable body structure of the present invention.

In the figure: 1. a wire core; 2. an inner protective layer; 3. a filling layer; 4. reinforcing ribs; 5. a shielding layer; 6. an armor layer; 7. a reinforcing layer; 8. an outer protective layer; 9. a temperature color changing layer; 10. a cable body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Please refer to fig. 1, fig. 2, in the embodiment of the utility model, an operation temperature warning power cable that discolours, including cable body 10, mid-mounting has sinle silk 1 in the cable body 10, sinle silk 1 outside parcel has interior inoxidizing coating 2, shielding layer 5 is installed through filling layer 3 in the 2 outsides of interior inoxidizing coating, armor 6 is installed in the 5 outsides of shielding layer, enhancement layer 7 is installed in the 6 outsides of armor, enhancement layer 7 adopts the tensile fiber layer, and the thickness of enhancement layer 7 is 0.3-0.6mm, make can strengthen the inside structural strength of cable body 10, be convenient for improve cable body 10's life, outer inoxidizing coating 8 is installed in the 7 outsides of enhancement layer, outer inoxidizing coating 8 surface mounting has temperature discoloration layer 9, can make the cable discolour when exceeding rated operation temperature, can play the visualization, power cable excess rated operation temperature warning effect, in order to ensure the safe operation of electric power facility.

Preferably, temperature discoloration layer 9 is provided with a plurality ofly at 8 outside equidistant intervals of outer inoxidizing coating, is convenient for carry out temperature sensing detection to the outside multi-angle of cable body 10 and handles, and temperature discoloration layer 9 adopts the temperature sensing printing ink layer that discolours, and the effect of discolouing is better.

Preferably, the temperature discoloring layer 9 is arranged in a long stripe shape, and the temperature discoloring layer 9 is arranged in an arc shape.

Preferably, mid-mounting has strengthening rib 4 in the filling layer 3, and strengthening rib 4 comprises a plurality of wires, has increased the inside structural strength of cable body 10, has improved the anti ability of tearing of cable body.

Preferably, the inner protective layer 2 and the outer protective layer 8 both adopt flame-retardant rubber layers, so that the cable body has excellent flame retardance, acid and alkali resistance and the like, and the use safety is improved.

The utility model discloses a theory of operation and use flow: the temperature color-changing layers 9 are arranged on the outer surfaces of the outer protective layers 8, the temperature color-changing layers 9 are arranged outside the outer protective layers 8 at equal intervals, the temperature color-changing layers 9 are temperature-sensitive color-changing ink layers, so that the cable can change color when the rated operation temperature is exceeded, visualization can be achieved, and the power cable has an over-rated operation temperature warning effect so as to ensure the safe operation of a power facility; the reinforcing ribs 5 arranged in the middle of the filling layer 3 further increase the structural strength inside the cable body 10, and the tensile resistance of the cable body is improved.

Finally, it should be noted that: 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 modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an operation temperature discolours warning power cable, includes cable body (10), its characterized in that: the cable comprises a cable body (10), and is characterized in that a cable core (1) is arranged in the middle of the cable body (10), an inner protective layer (2) wraps the outer side of the cable core (1), a shielding layer (5) is installed on the outer side of the inner protective layer (2) through a filling layer (3), an armor layer (6) is installed on the outer side of the shielding layer (5), a reinforcing layer (7) is installed on the outer side of the armor layer (6), an outer protective layer (8) is installed on the outer side of the reinforcing layer (7), and a temperature color changing layer (9) is installed on the outer surface of the outer protective layer (8).

2. An operating temperature color changing warning power cable according to claim 1, wherein: the temperature discoloration layer (9) is arranged outside the outer protective layer (8) at equal intervals, and the temperature discoloration layer (9) adopts a temperature-sensitive discoloration ink layer.

3. The operating temperature color change warning power cable according to claim 1, wherein: the reinforcing layer (7) is a tensile fiber layer, and the thickness of the reinforcing layer (7) is 0.3-0.6mm.

4. The operating temperature color change warning power cable according to claim 1, wherein: the temperature color changing layer (9) is arranged into a long strip shape, and the temperature color changing layer (9) is arranged into an arc shape.

5. The operating temperature color change warning power cable according to claim 1, wherein: and a reinforcing rib (4) is arranged in the middle of the filling layer (3), and the reinforcing rib (4) is composed of a plurality of metal wires.

6. The operating temperature color change warning power cable according to claim 1, wherein: the inner protective layer (2) and the outer protective layer (8) are both made of flame-retardant rubber layers.