CN220856179U - Fire-resistant high-voltage cable - Google Patents
Fire-resistant high-voltage cable Download PDFInfo
- Publication number
- CN220856179U CN220856179U CN202322314348.5U CN202322314348U CN220856179U CN 220856179 U CN220856179 U CN 220856179U CN 202322314348 U CN202322314348 U CN 202322314348U CN 220856179 U CN220856179 U CN 220856179U
- Authority
- CN
- China
- Prior art keywords
- layer
- fire
- cable
- silica gel
- resistant high
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000009970 fire resistant effect Effects 0.000 title claims abstract description 26
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000000741 silica gel Substances 0.000 claims abstract description 19
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 19
- 239000000919 ceramic Substances 0.000 claims abstract description 18
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 18
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000003063 flame retardant Substances 0.000 claims abstract description 15
- 239000004945 silicone rubber Substances 0.000 claims abstract description 12
- 239000010410 layer Substances 0.000 claims description 63
- 230000003014 reinforcing effect Effects 0.000 claims description 16
- 239000004033 plastic Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 239000011241 protective layer Substances 0.000 claims description 2
- 238000005728 strengthening Methods 0.000 abstract description 4
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 3
- 239000010445 mica Substances 0.000 abstract description 3
- 229910052618 mica group Inorganic materials 0.000 abstract description 3
- 239000011707 mineral Substances 0.000 abstract description 3
- 239000000843 powder Substances 0.000 abstract description 3
- 239000012744 reinforcing agent Substances 0.000 abstract description 3
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model relates to the field of cables, in particular to a fire-resistant high-voltage cable, which comprises a cable main body, wherein a silica gel sheath layer is arranged on the outermost layer of the cable main body, a silicon rubber ceramic fire-resistant layer is arranged on the inner side of the silica gel sheath layer, a fire-resistant insulating sleeve is arranged on the inner side of the silicon rubber ceramic fire-resistant layer, an armor layer is arranged on the inner side of the fire-resistant insulating sleeve, and a waterproof layer is arranged on the inner side of the armor layer. According to the utility model, the integral fireproof protection characteristic is improved through the silica gel sheath layer, and the silicone rubber ceramic fireproof layer mainly adopts components such as silicone rubber, mica powder, mineral silicate, flame retardant, reinforcing agent and the like, and the components can be sintered and hardened to show ceramic characteristic when the cable is subjected to fire, so that the cable is protected. Through horizontal strengthening rib and vertical strengthening rib in waterproof layer, silica gel sheath and the supporting component that set up, hinder the heat, support the protection to the cable is whole, plays waterproof effect to the cable inside simultaneously.
Description
Technical Field
The utility model relates to the field of cables, in particular to a fire-resistant high-voltage cable.
Background
The cable is an electric energy or signal transmission device, usually comprises a plurality of wires or a plurality of groups of wires, and from the prior art, the common cable cannot have good fire resistance when the cable is in fire disaster due to low fire resistance, and the cable is softened and falls off to cause damage to an outer skin layer at a long-term high temperature, and the skin layer is cracked after long-term use, so that copper wires are exposed.
Accordingly, one skilled in the art would provide a fire resistant high voltage cable that addresses the problems set forth in the background above.
Disclosure of utility model
In order to solve the technical problems, the utility model provides a fire-resistant high-voltage cable, which comprises a cable main body, wherein a silica gel sheath layer is arranged on the outermost layer of the cable main body;
The inner side of the silica gel sheath layer is provided with a silicone rubber ceramic fireproof layer, and the inner side of the silicone rubber ceramic fireproof layer is provided with a flame-retardant insulating sleeve;
the inner side of the flame-retardant insulating sleeve is provided with an armor layer, and the inner side of the armor layer is provided with a waterproof layer.
Preferably: the outside fixedly connected with of silica gel restrictive coating a plurality of outer fringe non-slip raised.
Preferably: a cavity is arranged between the flame-retardant insulating sleeve and the silicon rubber ceramic fireproof layer, and an inner supporting fireproof plastic is fixedly connected inside the cavity.
Preferably: the inside of waterproof layer is the cavity, and the inside of waterproof layer is provided with supporting component.
Preferably: the support assembly comprises a transverse reinforcing rib and a vertical reinforcing rib, and the vertical reinforcing rib is arranged on the transverse reinforcing rib.
Preferably: a wrapping insulating layer is wrapped between the supporting components, and an internal combustion protection layer is arranged on the inner side of the wrapping insulating layer.
Preferably: and a cable core is arranged in the inner resistance protective layer.
The utility model has the technical effects and advantages that:
1. According to the utility model, the integral fireproof protection characteristic is improved through the silica gel sheath layer, and the silicone rubber ceramic fireproof layer mainly adopts components such as silicone rubber, mica powder, mineral silicate, flame retardant, reinforcing agent and the like, and the components can be sintered and hardened to show ceramic characteristic when the cable is subjected to fire, so that the cable is protected.
2. Through horizontal strengthening rib and vertical strengthening rib in waterproof layer, silica gel sheath and the supporting component that set up, hinder the heat, support the protection to the cable is whole, plays waterproof effect to the cable inside simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of a fire-resistant high-voltage cable according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of a fire-resistant high-voltage cable according to an embodiment of the present application;
FIG. 3 is a schematic view of the right side view of a fire-resistant high voltage cable according to an embodiment of the present application;
FIG. 4 is a schematic view of the structure of a cable body, a silica gel sheath layer and an outer rim anti-slip protrusion in a fire-resistant high voltage cable according to an embodiment of the present application;
Fig. 5 is a schematic structural view of a steel wire mesh layer, a flame-retardant insulating sleeve and a cavity in a fire-resistant high-voltage cable according to an embodiment of the present application;
Fig. 6 is a schematic structural view of a support assembly, a wrapping insulation layer and an inner resistance protection layer in a fire-resistant high voltage cable according to an embodiment of the present application;
Fig. 7 is a schematic view of the structure of the refractory high-voltage cable at a in fig. 1 according to an embodiment of the present application.
In the figure: 1. a cable body; 2. a silica gel sheath layer; 3. an outer edge anti-slip boss; 4. a silicon rubber ceramic fireproof layer; 5. a flame retardant insulating sleeve; 6. a cavity; 7. an inner support of a fire resistant plastic; 8. an armor layer; 9. a waterproof layer; 10. an inner cavity;
11. A support assembly; 111. transverse reinforcing ribs; 112. vertical reinforcing ribs;
12. Wrapping an insulating layer; 13. an inner combustion protection layer; 14. a cable core.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Example 1
Referring to fig. 1 to 7, in this embodiment, a fire-resistant high voltage cable is provided, which includes a cable main body 1, wherein a silica gel sheath layer 2 is arranged on an outermost layer of the cable main body 1, and a plurality of outer edge anti-slip protrusions 3 are fixedly connected to an outer side of the silica gel sheath layer 2;
The arranged silica gel sheath layer 2 improves the integral fire-resistant protection property;
The inner side of the silica gel sheath layer 2 is provided with a silicone rubber ceramic fireproof layer 4, the inner side of the silicone rubber ceramic fireproof layer 4 is provided with a flame-retardant insulating sleeve 5, a cavity 6 is arranged between the flame-retardant insulating sleeve 5 and the silicone rubber ceramic fireproof layer 4, and the inner part of the cavity 6 is fixedly connected with an inner supporting fireproof plastic 7;
an armor layer 8 is arranged on the inner side of the flame-retardant insulating sleeve 5, a waterproof layer 9 is arranged on the inner side of the armor layer 8,
The inside of the waterproof layer 9 is an inner cavity 10;
The waterproof layer 9 is internally provided with a support assembly 11, the support assembly 11 comprises a transverse reinforcing rib 111 and a vertical reinforcing rib 112, and the transverse reinforcing rib 111 is provided with the vertical reinforcing rib 112;
A wrapping insulating layer 12 is wrapped between the supporting components 11, an internal combustion protection layer 13 is arranged on the inner side of the wrapping insulating layer 12, and a cable core 14 is arranged in the internal combustion protection layer 13;
The silica gel sheath 2 is free from cracking and breakage at 30-150 degrees, has good electrical insulation performance, and supports and protects the whole cable by using the transverse reinforcing ribs 111 and the vertical reinforcing ribs 112 in the supporting component 12 to resist heat;
The silicon rubber ceramic fireproof layer 4 mainly adopts silicon rubber, mica powder, mineral silicate, a flame retardant, a reinforcing agent and other components, and the components can be sintered and hardened to show ceramic characteristics when the cable is subjected to fire, so that the cable is protected, and the waterproof layer 9 provided by the utility model can play a waterproof role in the cable.
It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (7)
1. The fire-resistant high-voltage cable comprises a cable main body (1), and is characterized in that a silica gel sheath layer (2) is arranged on the outermost layer of the cable main body (1);
The inner side of the silica gel sheath layer (2) is provided with a silicone rubber ceramic fireproof layer (4), and the inner side of the silicone rubber ceramic fireproof layer (4) is provided with a flame-retardant insulating sleeve (5);
The inner side of the flame-retardant insulating sleeve (5) is provided with an armor layer (8), and the inner side of the armor layer (8) is provided with a waterproof layer (9).
2. The fire-resistant high-voltage cable according to claim 1, wherein a plurality of outer edge anti-slip bulges (3) are fixedly connected to the outer side of the silica gel sheath layer (2).
3. The fire-resistant high-voltage cable according to claim 1, characterized in that a cavity (6) is arranged between the flame-retardant insulating sleeve (5) and the silicone rubber ceramic fireproof flame-retardant layer (4), and an inner supporting fireproof plastic (7) is fixedly connected inside the cavity (6).
4. A fire resistant high voltage cable according to claim 1, characterized in that the inside of the waterproof layer (9) is an inner cavity (10), the inside of the waterproof layer (9) being provided with a support assembly (11).
5. The fire-resistant high-voltage cable according to claim 4, wherein the supporting component (11) comprises a transverse reinforcing rib (111) and a vertical reinforcing rib (112), and the transverse reinforcing rib (111) is provided with the vertical reinforcing rib (112).
6. A fire resistant high voltage cable according to claim 5, characterized in that a wrapping insulation layer (12) is wrapped between the support members (11), the inner side of the wrapping insulation layer (12) being provided with an inner resistance protection layer (13).
7. A fire-resistant high-voltage cable according to claim 6, characterized in that the inner protective layer (13) is internally provided with a cable core (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322314348.5U CN220856179U (en) | 2023-08-28 | 2023-08-28 | Fire-resistant high-voltage cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322314348.5U CN220856179U (en) | 2023-08-28 | 2023-08-28 | Fire-resistant high-voltage cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220856179U true CN220856179U (en) | 2024-04-26 |
Family
ID=90739992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322314348.5U Active CN220856179U (en) | 2023-08-28 | 2023-08-28 | Fire-resistant high-voltage cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220856179U (en) |
-
2023
- 2023-08-28 CN CN202322314348.5U patent/CN220856179U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204720185U (en) | A kind of environment-protecting asepsis fireproof cable | |
| CN209607491U (en) | A kind of heat-resistant fireproof cable | |
| CN201804582U (en) | High-temperature resistant cable | |
| CN203038702U (en) | Flexible fireproof cable | |
| CN220856179U (en) | Fire-resistant high-voltage cable | |
| CN212874126U (en) | High-temperature-resistant, heat-insulating and flame-retardant cable | |
| CN210349364U (en) | Environment-friendly flexible fireproof cable | |
| CN207558465U (en) | A kind of shell-less fire resistant low-voltage cable | |
| CN212847840U (en) | Fireproof flame-retardant cable | |
| CN216902348U (en) | High-flame-retardant and high-temperature-resistant cable for electric appliance control | |
| CN215265672U (en) | Mineral insulated cable | |
| CN206505773U (en) | Cross connection grounding is noninductive fire resisting coaxial cable | |
| CN208722621U (en) | A kind of environment-friendlyfireproof fireproof cable | |
| CN219476343U (en) | Flexible mineral insulated cable | |
| CN220065242U (en) | Low-smoke halogen-free fire-resistant flame-retardant environment-friendly wire | |
| CN201199625Y (en) | Cold shrinking terminal for power cable | |
| CN104575780A (en) | Refractory power flexible cable | |
| CN219286072U (en) | Fireproof low-voltage cable | |
| CN203520940U (en) | Soft-grade fireproof cable | |
| CN202838997U (en) | Flexible mineral-insulated fireproof cable | |
| CN208422448U (en) | A kind of low-smoke fireproof cable | |
| CN203644443U (en) | Heat resistant aluminium alloy cable | |
| CN218768776U (en) | Cable for indoor installation and wiring | |
| CN220106087U (en) | High fire-retardant low smoke and zero halogen cloth electric wire | |
| CN209785610U (en) | Insulating high temperature resistant fire-retardant control cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |