CN214099238U

CN214099238U - Flame-retardant cable

Info

Publication number: CN214099238U
Application number: CN202023273759.7U
Authority: CN
Inventors: 杨春云
Original assignee: Jiangsu Daming Cable Co ltd
Current assignee: Jiangsu Daming Cable Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-08-31
Anticipated expiration: 2030-12-29

Abstract

The utility model relates to the technical field of cables, in particular to a flame-retardant cable, which comprises a cable, wherein the cable consists of a cable insulating layer, a first auxiliary line, an electric core and a second auxiliary line; the cable insulation layer is positioned on the outer side of the cable, is tightly attached to the surface of the cable, and consists of insulation rubber; the cable comprises a first auxiliary line, a second auxiliary line and a third auxiliary line, wherein the first auxiliary line is positioned on the inner side of the cable and is annularly distributed, a shielding layer is arranged on the outer side of the first auxiliary line, and the shielding layer is fixedly connected with the middle part of the inner side of the cable; the battery cell is positioned in the middle of the first auxiliary lines which are annularly arranged; the utility model discloses a flame retardant coating that the flame retardant coating that sets up can cooperate the flame retardant coating that sets up, utilizes the flame retardant filler of filling to protect the inside electric conductor of cable, avoids the cable to appear the inside naked condition of electric core of cable when receiving external invasion and attack, has improved the life of cable, also can avoid simultaneously becoming self because thermal reason and the problem of conflagration emergence.

Description

Flame-retardant cable

Technical Field

The utility model relates to the technical field of cables, specifically a flame retarded cable.

Background

The cable is made of one or more mutually insulated conductors and an outer insulating layer, which are made of multi-strand or single-strand wires and insulating layers for connecting the circuit appliances.

The normal operation of cable is one of the important key equipment of guaranteeing electric power transportation, and the cable is when using, because external environmental factor leads to the higher heat source can appear in the outside of cable, and the insulating layer of cable outside can be melted the fracture this moment, leads to the inside condition of breakage or inefficacy of cable to appear, and the breakage of cable can lead to the emergence of conflagration when serious, therefore we propose a fire-retardant cable.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a flame retarded cable possesses the advantage that can protect the inside electric conductor of cable when the skin of cable receives high heat invasion and attack, has solved the problem that current cable can appear the phenomenon of fracture electric leakage when suffering heat invasion and attack.

The utility model discloses a flame-retardant cable, which comprises a cable, wherein the cable consists of a cable insulating layer, a first auxiliary line, a battery cell and a second auxiliary line; the cable insulation layer is positioned on the outer side of the cable, is tightly attached to the surface of the cable, and consists of insulation rubber; the cable comprises a first auxiliary line, a second auxiliary line and a third auxiliary line, wherein the first auxiliary line is positioned on the inner side of the cable and is annularly distributed, a shielding layer is arranged on the outer side of the first auxiliary line, and the shielding layer is fixedly connected with the middle part of the inner side of the cable; the battery cell is positioned in the middle of the first auxiliary lines which are arranged in an annular shape and is mutually wound with the first auxiliary lines, and the battery cell is fixedly connected with the middle of the inner side of the shielding layer; and the second auxiliary lines are positioned on the outer side of the shielding layer and are annularly arranged, six second auxiliary lines correspond to the first auxiliary lines, and the cable can normally run through the arranged cable insulating layer, the first auxiliary lines, the battery core and the second auxiliary lines.

The utility model discloses a flame retardant cable, wherein six locating pieces of inboard equidistance fixedly connected with of cable insulation layer, six locating piece and first auxiliary line and second auxiliary line one-to-one, per two inboard packing between the locating piece has fire-retardant filler, fire-retardant filler has threely, and the equidistance is arranged, the outside of fire-retardant filler is equipped with the flame retardant coating, arranges with fire-retardant filler interval, through the fire-retardant filler that sets up, can protect inside electric core when the cable receives flame invasion and attack.

The utility model discloses a flame retardant cable, wherein the inboard of cable insulation layer is equipped with the protective layer, the outside and the locating piece of protective layer run through continuously, the inboard of protective layer is equipped with the conflict frame, the conflict frame is located the outside of second auxiliary line, and is the hexagon, the outside edge of conflict frame links to each other with the locating piece is fixed, through the conflict frame that sets up, can make up with the protective layer that sets up, can be favorable to the normal operating of cable.

The utility model discloses a flame retardant cable, six wherein six connecting blocks of inboard fixedly connected with of frame of contradicting, six the connecting block equidistance is arranged, the top fixedly connected with dead lever of connecting block, the top of dead lever links to each other with the outside of shielding layer is fixed, through the dead lever that sets up, can make up with the shielding layer that sets up, can be favorable to the normal connection use of electric core.

The utility model discloses a flame retarded cable, wherein the outside cladding of electric core has the metallic braid, the outside of metallic braid and the insulating layer adaptation of each other in the electric core outside, and closely laminate with the outside of first auxiliary line, through the metallic braid that sets up, can carry out electromagnetic protection to the cable, also can be with the timely leading away of the heat that produces when the cable operation simultaneously.

The utility model discloses a flame retardant cable, wherein the outside of frame of contradicting is equipped with fire-retardant layer, fire-retardant layer comprises warp, weft and setpoint, warp is 90 degrees twines with weft, just warp and weft's intersection fixedly connected with setpoint, the same aluminium hydroxide that is of the material of setpoint and warp, weft, through the warp that sets up and the weft that sets up, can form the fire-retardant layer that sets up when the cable uses, protect the cable, be favorable to the use.

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

1. the utility model discloses a flame retardant coating that the flame retardant coating that sets up can cooperate the flame retardant coating that sets up, utilizes the flame retardant filler of filling to protect the inside electric conductor of cable, avoids the cable to appear the inside naked condition of electric core of cable when receiving external invasion and attack, has improved the life of cable, also can avoid simultaneously becoming self because thermal reason and the problem of conflagration emergence.

2. The utility model discloses a first auxiliary line second auxiliary line and electric core that the shielding layer cooperation that sets up set up can be so that whole cable can be normal stable move, shielding layer and the metallic braid that the cooperation set up, can improve the device interference performance to external electromagnetism on the one hand, and on the other hand can improve the radiating speed of heat when receiving thermal invasion and attack, can be to the timely conduction of heat, avoids the cable insulation layer to appear melting cracked phenomenon under the circumstances of high fever.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic side view of a cable insulation layer according to the present invention;

fig. 2 is a schematic view of a structure of the battery cell and the first auxiliary wire weaving combination of the present invention;

FIG. 3 is a schematic view of a semi-cut-away three-dimensional structure of the contact frame of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention.

In the figure: 01. a cable insulation layer; 02. a first auxiliary line; 03. a protective layer; 04. fixing the rod; 05. a fire barrier layer; 06. connecting blocks; 07. a shielding layer; 08. an electric core; 09. positioning blocks; 10. a touch frame; 11. a flame retardant filler; 12. a second auxiliary line; 13. a metal braid layer; 14. warp threads; 15. a weft; 16. positioning points; 17. a flame retardant layer.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-4, the flame retardant cable of the present invention includes a cable, which is composed of a cable insulation layer 01, a first auxiliary line 02, a battery cell 08, and a second auxiliary line 12;

the cable insulation layer 01 is positioned on the outer side of the cable, is tightly attached to the surface of the cable, and consists of insulation rubber;

the cable comprises six first auxiliary lines 02 which are positioned on the inner side of the cable and are arranged in an annular mode, a shielding layer 07 is arranged on the outer side of each first auxiliary line 02, and the shielding layer 07 is fixedly connected with the middle of the inner side of the cable;

the battery cell 08 is positioned in the middle of the first auxiliary lines 02 which are annularly arranged, and is mutually wound with the first auxiliary lines 02, and the battery cell 08 is fixedly connected with the middle of the inner side of the shielding layer 07;

the second auxiliary lines 12 are located on the outer side of the shielding layer 07 and are annularly arranged, six second auxiliary lines 12 correspond to the first auxiliary lines 02, and the cable can normally run through the arranged cable insulating layer 01, the first auxiliary lines 02, the battery cell 08 and the second auxiliary lines 12.

Six locating pieces 09 of inboard equidistance fixedly connected with of cable insulation layer 01, six locating pieces 09 and first auxiliary line 02 and the 12 one-to-one of second auxiliary line, inboard packing between per two locating pieces 09 has fire-retardant filler 11, fire-retardant filler 11 has threely, and the equidistance is arranged, the outside of fire-retardant filler 11 is equipped with flame retardant coating 05, arrange with fire-retardant filler 11 interval, through the fire-retardant filler 11 that sets up, can protect inside electric core 08 when the cable receives the flame invasion and attack.

The inboard of cable insulation layer 01 is equipped with protective layer 03, and the outside and the locating piece 09 of protective layer 03 run through continuously, and the inboard of protective layer 03 is equipped with conflict frame 10, and conflict frame 10 is located the outside of second auxiliary line 12, and is the hexagon, and the outside edge of conflict frame 10 links to each other with locating piece 09 is fixed, through the conflict frame 10 that sets up, can make up with the protective layer 03 that sets up, can be favorable to the normal operating of cable.

Six connecting blocks 06 of inboard fixedly connected with of conflict frame 10, six connecting blocks 06 equidistance are arranged, and the top fixedly connected with dead lever 04 of connecting block 06, the top of dead lever 04 and shielding layer 07's the outside are fixed to be continuous, through the dead lever 04 that sets up, can make up with the shielding layer 07 that sets up, can be favorable to electric core 08's normal connection to use.

The outside cladding of electricity core 08 has metal braid 13, and the outside of metal braid 13 and the insulating layer in the electricity core 08 outside adaptation of each other, and closely laminate with the outside of first auxiliary line 02, through the metal braid 13 that sets up, can carry out electromagnetic protection to the cable, also can lead away in time the heat that produces when the cable operation simultaneously.

Conflict frame 10's the outside is equipped with fire-retardant layer 17, fire-retardant layer 17 is by warp 14, weft 15 and setpoint 16 are constituteed, warp 14 is 90 degrees twines with weft 15, and warp 14 and weft 15's intersection fixedly connected with setpoint 16, setpoint 16 and warp 14, weft 15's the same aluminium hydroxide that is of material, warp 14 through setting up and the weft 15 that sets up, can be when the cable uses, constitute the fire-retardant layer 17 that sets up, protect the cable, be favorable to using.

When using the utility model discloses the time:

when the cable is attacked by external heat: the flame retardant layer 17 that can cooperate the setting through the flame retardant coating 05 that sets up utilizes the fire-retardant filler 11 of filling to protect the inside electric conductor of cable, avoids the cable to receive external invasion and attack the time, the inside electric core 08 naked condition of cable appears, has improved the life of cable, also can avoid simultaneously becoming the problem that self takes place the conflagration because of thermal reason.

When the cable is in normal use: through the first auxiliary line 02, the second auxiliary line 12 and the electricity core 08 that the shielding layer 07 cooperation that sets up set up, can make whole cable can normally stable move, shielding layer 07 and the metallic braid 13 that the cooperation set up, can improve the device to external electromagnetic interference performance on the one hand, on the other hand is when receiving thermal invasion and attack, can be to the timely conduction of heat, improve the radiating speed of heat, avoid cable insulation layer 01 to appear melting cracked phenomenon under the circumstances of high fever.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A flame retardant cable comprising a cable characterized in that: the cable consists of a cable insulating layer (01), a first auxiliary line (02), a battery core (08) and a second auxiliary line (12);

the cable insulation layer (01) is positioned on the outer side of the cable, is tightly attached to the surface of the cable, and consists of insulation rubber;

the cable comprises six first auxiliary lines (02) which are arranged on the inner side of the cable in a ring shape, wherein a shielding layer (07) is arranged on the outer side of each first auxiliary line (02), and the shielding layer (07) is fixedly connected with the middle part of the inner side of the cable;

the battery cell (08) is positioned in the middle of the first auxiliary wires (02) which are annularly arranged and is mutually wound with the first auxiliary wires (02), and the battery cell (08) is fixedly connected with the middle of the inner side of the shielding layer (07);

and the second auxiliary lines (12) are positioned on the outer side of the shielding layer (07) and are arranged in a ring shape, and six second auxiliary lines (12) correspond to the first auxiliary lines (02).

2. A flame retardant cable according to claim 1, wherein: six positioning blocks (09) are fixedly connected to the inner side of the cable insulation layer (01) at equal intervals, the six positioning blocks (09) correspond to the first auxiliary line (02) and the second auxiliary line (12) one by one, flame-retardant fillers (11) are filled in the inner side between every two positioning blocks (09), the flame-retardant fillers (11) are three and are arranged at equal intervals, and fire-retardant layers (05) are arranged on the outer sides of the flame-retardant fillers (11) and are arranged at intervals with the flame-retardant fillers (11).

3. A flame retardant cable according to claim 1, wherein: the cable insulation layer (01) is characterized in that a protective layer (03) is arranged on the inner side of the cable insulation layer (01), the outer side of the protective layer (03) is connected with a positioning block (09) in a penetrating mode, a touch frame (10) is arranged on the inner side of the protective layer (03), the touch frame (10) is located on the outer side of a second auxiliary line (12) and is hexagonal, and the outer side edge of the touch frame (10) is fixedly connected with the positioning block (09).

4. A flame retardant cable according to claim 3, wherein: six connecting blocks (06), six of inboard fixedly connected with of conflict frame (10) connecting block (06) equidistance is arranged, the top fixedly connected with dead lever (04) of connecting block (06), the top of dead lever (04) links to each other with the outside of shielding layer (07) is fixed.

5. A flame retardant cable according to claim 1, wherein: the outer side of the battery core (08) is coated with a metal braided layer (13), the outer side of the metal braided layer (13) is matched with the insulating layer on the outer side of the battery core (08) mutually, and the outer side of the metal braided layer is tightly attached to the outer side of the first auxiliary wire (02).

6. A flame retardant cable according to claim 3, wherein: the outside of conflict frame (10) is equipped with fire-retardant layer (17), fire-retardant layer (17) comprise warp (14), weft (15) and setpoint (16), warp (14) are 90 degrees twines with weft (15), just warp (14) and weft (15) the crossing fixedly connected with setpoint (16), setpoint (16) are aluminium hydroxide with warp (14), weft (15) the same material of material.