CN215577881U

CN215577881U - Power cable with overload alarm function

Info

Publication number: CN215577881U
Application number: CN202121150791.8U
Authority: CN
Inventors: 曹琪琪; 吴襄宜; 曹豪修; 吴廷荣; 吴大鹏
Original assignee: Hubei Hongqi Yaxing Cable Co ltd
Current assignee: Hubei Hongqi Yaxing Cable Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2022-01-18
Anticipated expiration: 2031-05-27

Abstract

The utility model discloses a power cable with an overload alarm function, which comprises a fixed layer, a protective layer and copper wires, wherein the protective layer is sleeved on the outer wall of the fixed layer, three groups of copper wires are arranged in the inner cavity of the fixed layer, the outer walls of the three groups of copper wires are all provided with wrapping layers, the outer wall of each wrapping layer is provided with an insulating layer, the inner cavity of the fixed layer is provided with a temperature monitoring assembly, the outer wall of the temperature monitoring assembly is provided with an anti-winding assembly, the inner wall of the protective layer is provided with an air isolation layer, and a fixed assembly is arranged between the outer wall of the fixed layer and the inner wall of the air isolation layer. This power cable with overload alarming function has solved the cable and often can appear the overload condition when carrying electric power, can not in time make corresponding remedial measure when the overload condition appears, does not possess corresponding alarm device's problem on the cable.

Description

Power cable with overload alarm function

Technical Field

The utility model relates to the technical field of wires and cables, in particular to a power cable with an overload alarm function.

Background

A cable is a power or signal transmission device, and is generally composed of several wires or groups of wires. Typically a rope-like cable made up of several or groups of conductors (at least two in each group) twisted together, with the conductors of each group being insulated from one another and often twisted around a center, the entire outer surface being coated with a highly insulating coating. The cable has the characteristics of internal electrification and external insulation.

The cable of prior art often appears the condition of transshipping when carrying electric power, can not in time make corresponding remedial measure when the overload condition appears, does not possess corresponding alarm device on the cable, to this problem, provides a power cable with overload alarming function.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a power cable with an overload alarm function, which at least solves the problems that the cable in the prior art often has overload during power transmission, corresponding remedial measures cannot be timely taken when the overload occurs, and a corresponding alarm device is not arranged on the cable.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a power cable with overload alarming function, includes fixed bed, protective layer and copper wire, the protective layer cup joints the outer wall at the fixed bed, and three copper wires of group set up the inner chamber at the fixed bed, and the outer wall of three copper wires of group all is provided with the parcel layer, the outer wall of parcel layer is provided with the insulating layer, the inner chamber of fixed bed is provided with the temperature monitoring subassembly, the outer wall of temperature monitoring subassembly is provided with antiwind subassembly, the inner wall of protective layer is provided with air isolation layer, be provided with fixed subassembly between the outer wall of fixed bed and air isolation layer's the inner wall.

Preferably, the temperature monitoring subassembly includes heat conduction hose, fixed filler, temperature sensor, signal transfer chain, inlay the inner chamber at the fixed bed in the heat conduction hose, a plurality of temperature sensor sets up the inner chamber at the heat conduction hose, and connects through the signal transfer chain, the inner chamber of fixed bed is provided with fixed filler.

Preferably, the anti-winding assembly comprises a fixing ring and an insulating filler, the fixing ring is sleeved on the outer wall of the heat-conducting pipe hose and the outer wall of the insulating layer, and the insulating filler is arranged in the inner cavity of the fixing layer.

Preferably, the fixing component comprises a fixing net and a heat insulation layer, the fixing net is fixedly installed on the outer wall of the fixing layer, and the heat insulation layer is fixedly sleeved on the outer wall of the fixing net.

Preferably, the outer wall of the protective layer is provided with a spiral strip.

Preferably, the outer wall of the fixing layer is provided with a waterproof coating.

Compared with the prior art, the utility model has the beneficial effects that: this power cable with overload alarming function:

firstly, through the setting of solid fixed ring and insulating filler, can avoid the condition of intertwining to appear between the three group copper wires of fixed layer inner chamber to can avoid appearing the condition emergence of coupling each other between the copper wire, prolong the life of copper wire.

And secondly, the temperature sensor in the inner cavity of the heat-conducting hose is arranged, so that the temperature condition of the copper wire can be monitored in real time, the temperature condition is conveyed to the control port through the signal conveying wire, monitoring personnel can conveniently know the real-time temperature condition of the cable, and corresponding reaction can be timely made when the overload heating condition occurs to the cable.

Thirdly, through the arrangement of the spiral strips, the condition that cracks in the front and back directions of the protective layer occur can be reduced, and the service life of the protective layer is prolonged.

Drawings

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

FIG. 2 is a schematic view of the structure of FIG. 1;

fig. 3 is a schematic structural diagram of fig. 2.

In the figure: 1. the fixed layer, 2, the protective layer, 3, copper wire, 4, the parcel layer, 5, the insulating layer, 6, heat conduction hose, 7, solid fixed ring, 8, fixed filler, 9, temperature sensor, 10, the signal transmission line, 11, insulating filler, 12, the fixed network, 13, insulating layer, 14, the air insulating layer, 15, the spiral strip.

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. 1-3, the present invention provides a technical solution: the utility model provides a power cable with overload alarming function, including fixed bed 1, protective layer 2 and copper wire 3, protective layer 2 cup joints the outer wall at fixed bed 1, three copper wires of group 3 set up the inner chamber at fixed bed 1, three copper wires of group 3 outer walls all are provided with parcel layer 4, parcel layer 4's outer wall is provided with insulating layer 5, fixed bed 1's inner chamber is provided with the temperature monitoring subassembly, the outer wall of temperature monitoring subassembly is provided with the antiwind subassembly, protective layer 2's inner wall is provided with air isolation layer 14, be provided with fixed subassembly between fixed bed 1's outer wall and air isolation layer 14's the inner wall.

It needs to be clear that, through the setting of temperature monitoring subassembly, can realize carrying out temperature monitoring to copper wire 3, make things convenient for operating personnel in time to make corresponding reaction or operation when the cable appears transshipping, through the setting of antiwind subassembly, can avoid appearing the condition emergence of coupling each other between the copper wire 3, prolong copper wire 3's life, through the setting of fixed subassembly, can isolate outside heat and wrap up fixed layer 1, make fixed layer 1's fixed effect more stable.

As preferred scheme, still further, the temperature monitoring subassembly includes heat conduction hose 6, fixed filler 8, temperature sensor 9, signal transfer chain 10, and heat conduction hose 6 is embedded in the inner chamber of fixed layer 1, and a plurality of temperature sensor 9 sets up the inner chamber at heat conduction hose 6, and connects through signal transfer chain 10, and the inner chamber of fixed layer 1 is provided with fixed filler 8.

It needs to be clear that, through the setting of the temperature sensor 9 of 6 inner chambers of heat conduction hose, the temperature condition of monitoring copper wire 3 in real time to carry the temperature condition to control port through the signal transmission wire, make things convenient for the monitoring personnel to know the condition of the real-time temperature of cable, conveniently in time make corresponding reaction when the condition that the cable appears overloading and generates heat.

Preferably, the anti-winding assembly further comprises a fixing ring 7 and an insulating filler 11, the fixing rings 7 are sleeved on the outer walls of the heat pipe hose and the insulating layer 5, and the insulating filler 11 is arranged in the inner cavity of the fixing layer 1.

It should be noted that, by the arrangement of the fixing ring 7 and the insulating filler 11, the three groups of copper wires 3 in the inner cavity of the fixing layer 1 can be prevented from being intertwined, so that the copper wires 3 can be prevented from being connected with each other, and the service life of the copper wires 3 can be prolonged.

As preferred scheme, further, fixed subassembly is including fixed network 12 and insulating layer 13, fixed network 12 fixed mounting at the outer wall of fixed layer 1, and insulating layer 13 is fixed cup joints at the outer wall of fixed network 12, and through the setting of fixed network 12, can make the parcel of fixed layer 1 compacter, through the setting of insulating layer 13, can make the temperature monitoring of avoiding outside high temperature influence temperature sensor 9 to copper wire 3, improve equipment's stability.

Preferably, the spiral strip 15 is arranged on the outer wall of the protective layer 2, so that the protective layer 2 is prevented from longitudinally cracking, and the service life of the protective layer 2 is prolonged.

Preferably, the outer wall of the fixing layer 1 is provided with a waterproof coating, so that the situation that external moisture enters the inner cavity of the fixing layer 1 when the cable is used, the copper wire 3 is short-circuited is avoided, and the service life of the cable is prolonged.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

Through the arrangement of the fixing ring 7 and the insulating filler 11, the condition that three groups of copper wires 3 in the inner cavity of the fixing layer 1 are mutually wound can be avoided, so that the condition that the copper wires 3 are mutually connected can be avoided, the service life of the copper wires 3 is prolonged, a plurality of copper wires 3 can be tightly connected together through the arrangement of the wrapping layer 4, the condition that two adjacent groups of copper wires 3 are in contact short circuit can be avoided through the arrangement of the insulating layer 5, the service life of the cable is prolonged, the temperature condition of the copper wires 3 can be monitored in real time through the arrangement of the temperature sensor 9 in the inner cavity of the heat conduction hose 6, the temperature condition is conveyed to the control port through the signal conveying wire, monitoring personnel can conveniently know the real-time temperature condition of the cable, and can conveniently make corresponding response in time when the cable is overloaded and heated, through the setting of helical strip 15, can reduce the condition that protective layer 2 front and back direction crackle appears, prolong protective layer 2's life, through the setting of fixed network 12, can make the more compact of parcel of fixed bed 1, the device compact structure, reasonable in design can realize carrying out real-time monitoring to the temperature condition of cable, avoids the cable to overload the condition messenger that generates heat appearing, and operating personnel can not make timely reaction, easy operation, convenient to use.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "two ends", and the like, indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but 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; also, unless expressly stated or limited otherwise, the terms "snap" and "pivot" and "snap" and "weld" and "screw" are to be construed broadly, e.g., as a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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. The utility model provides a power cable with overload alarming function, includes fixed layer (1), protective layer (2) and copper wire (3), its characterized in that: protective layer (2) cup joints the outer wall in fixed layer (1), and three copper wire of group (3) set up the inner chamber in fixed layer (1), and the outer wall of three copper wire of group (3) all is provided with parcel layer (4), the outer wall of parcel layer (4) is provided with insulating layer (5), the inner chamber of fixed layer (1) is provided with the temperature monitoring subassembly, the outer wall of temperature monitoring subassembly is provided with antiwind subassembly, the inner wall of protective layer (2) is provided with air insulating layer (14), be provided with fixed subassembly between the outer wall of fixed layer (1) and the inner wall of air insulating layer (14).

2. A power cable having an overload warning function according to claim 1, wherein: the temperature monitoring assembly comprises a heat conduction hose (6), a fixed filler (8), a temperature sensor (9) and a signal conveying line (10), wherein the heat conduction hose (6) is embedded in an inner cavity of the fixed layer (1) and is provided with a plurality of temperature sensors (9) which are arranged in the inner cavity of the heat conduction hose (6) and are connected through the signal conveying line (10), and the inner cavity of the fixed layer (1) is provided with the fixed filler (8).

3. A power cable having an overload warning function according to claim 1, wherein: antiwind subassembly is including solid fixed ring (7) and insulating filler (11), a plurality of gu fixed ring (7) cup joints the outer wall at heat pipe hose and insulating layer (5), the inner chamber of fixed bed (1) is provided with insulating filler (11).

4. A power cable having an overload warning function according to claim 1, wherein: the fixed component comprises a fixed net (12) and a heat insulation layer (13), the fixed net (12) is fixedly installed on the outer wall of the fixed layer (1), and the heat insulation layer (13) is fixedly sleeved on the outer wall of the fixed net (12).

5. A power cable having an overload warning function according to claim 1, wherein: the outer wall of the protective layer (2) is provided with a spiral strip (15).

6. A power cable having an overload warning function according to claim 1, wherein: the outer wall of the fixed layer (1) is provided with a waterproof coating.