CN220324193U - Flexible mineral power cable - Google Patents
Flexible mineral power cable Download PDFInfo
- Publication number
- CN220324193U CN220324193U CN202322041085.5U CN202322041085U CN220324193U CN 220324193 U CN220324193 U CN 220324193U CN 202322041085 U CN202322041085 U CN 202322041085U CN 220324193 U CN220324193 U CN 220324193U
- Authority
- CN
- China
- Prior art keywords
- layer
- cable
- power cable
- elastic
- flexible mineral
- 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.)
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- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 19
- 239000011707 mineral Substances 0.000 title claims abstract description 19
- 239000004020 conductor Substances 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 229910052751 metal Inorganic materials 0.000 claims abstract description 14
- 239000002184 metal Substances 0.000 claims abstract description 14
- 244000043261 Hevea brasiliensis Species 0.000 claims abstract description 8
- 229920003052 natural elastomer Polymers 0.000 claims abstract description 8
- 229920001194 natural rubber Polymers 0.000 claims abstract description 8
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 5
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 4
- 230000037072 sun protection Effects 0.000 claims description 4
- 238000009954 braiding Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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 discloses a flexible mineral power cable which comprises a plurality of conductors, wherein sealing layers are arranged on the outer sides of the plurality of conductors, a plurality of metal strips are inserted into the sealing layers, the metal strips are aluminum alloy strips, an inner connecting layer is arranged on the outer sides of the sealing layers, an elastic layer is arranged on the outer sides of the inner connecting layer, the elastic layer is a natural rubber layer, a plurality of pressure holes are formed in the elastic layer, an outer connecting layer is arranged on the outer sides of the elastic layer, an insulating layer is arranged on the outer walls of the conductors, and a shielding layer is arranged on the outer walls of the insulating layer. According to the utility model, the elastic performance of the cable is improved through the arrangement of the elastic layer which is the natural rubber layer, and the tear resistance and the wear resistance of the cable are good, so that the impact of external impact force on the cable is relieved, and the elastic performance of the cable is further improved through the pressure hole in the elastic layer, so that the cable is better protected.
Description
Technical Field
The utility model relates to the technical field of power cables, in particular to a flexible mineral power cable.
Background
Currently, flexible mineral insulated fireproof cables are the mainstream cable products in the fireproof field, wherein, by searching, the patent with publication number CN106057283B discloses a flexible mineral power cable. When the power cable in the above patent is used, the cable is easy to damage when being impacted due to the fact that the elasticity of the flexible cable is insufficient and the protection effect on the conductor is poor, and the application of the cable cannot be satisfied.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a flexible mineral power cable.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a flexible mineral power cable, includes many conductors, many the outside of conductor is equipped with the sealing layer, and it has a plurality of metal strips to peg graft in the sealing layer, and the metal strip is the aluminum alloy strip, the outside of sealing layer is equipped with the inlayer, and the outside of inlayer is equipped with the elastic layer, and the elastic layer is the natural rubber layer, is equipped with a plurality of pressure holes in the elastic layer, the outside of elastic layer is equipped with the external connection layer.
Further, an insulating layer is arranged on the outer wall of the conductor.
Further, a shielding layer is arranged on the outer wall of the insulating layer.
Further, the shielding layer is formed by weaving tinned copper wire bundles and high-density fiber yarn bundles.
Furthermore, a fire extinguishing layer is arranged in the sealing layer.
Further, the fire extinguishing layer is a fire extinguishing dry powder layer.
Further, the outer wall of the outer connecting layer is provided with a sun-proof coating.
The beneficial effects of the utility model are as follows:
1. the elastic performance of the cable is improved through the arrangement of the elastic layer which is the natural rubber layer, and the tear resistance and the wear resistance of the cable are good, so that the impact of external impact force to the cable is slowed down, the elastic performance of the cable is further improved through the pressure hole in the elastic layer, and the cable is protected better.
2. The cable can be shielded from interference between signals by the shielding layer arrangement woven from tinned copper tows and high density fiber tows.
3. The conductor is protected hard by the arrangement of the metal strip inserted in the sealing layer, so that the conductor is protected better, and the cable is light and soft, good in strength and good in corrosion resistance by the design that the metal strip is an aluminum alloy strip.
Drawings
Fig. 1 is a schematic diagram of a front view structure of a flexible mineral power cable according to the present utility model;
FIG. 2 is a schematic view of a flexible mineral power cable in partial cross-section according to the present utility model;
fig. 3 is a schematic view of a partially cut-away structure of a flexible mineral power cable according to the present utility model.
In the figure: 1. a conductor; 2. a sealing layer; 3. a metal strip; 4. an inner connection layer; 5. an elastic layer; 6. a pressure hole; 7. an outer connection layer; 8. an insulating layer; 9. a shielding layer; 10. a fire extinguishing layer; 11. a sun-protective coating.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-3, a flexible mineral power cable comprises a plurality of conductors 1, wherein sealing layers 2 are arranged on the outer sides of the plurality of conductors 1, the conductors 1 are sealed through the sealing layers 2, so that water is prevented from entering the cable, a plurality of metal strips 3 are inserted into the sealing layers 2, the conductors 1 are protected rigidly by the design of inserting the metal strips 3 into the sealing layers 2, the conductors 1 are protected better, the metal strips 3 are aluminum alloy strips, the cable is light and soft due to the design of the metal strips 3, the strength is good, the corrosion resistance is good, an inner connecting layer 4 is arranged on the outer sides of the sealing layers 2, an elastic layer 5 is arranged on the outer sides of the inner connecting layer 4, the elastic performance of the cable is improved due to the design of an elastic layer 5 which is a natural rubber layer, the tear resistance and the wear resistance of the cable are good, so that the impact of external impact force to the cable is relieved, the elastic layer 5 is a natural rubber layer, a plurality of pressure holes 6 are arranged in the elastic layer 5, the elastic performance of the cable is further improved through the pressure holes 6 in the elastic layer 5, the cable is protected better, and an outer connecting layer 7 is arranged on the outer side of the elastic layer 5.
The outer wall of conductor 1 is equipped with insulating layer 8, insulating layer 8 makes the cable have good insulating property, the outer wall of insulating layer 8 is equipped with shielding layer 9, shielding layer 9 is woven by tinned copper tow and high density fiber yarn bundle and is set up, through the interference between the shielding layer 9 design that forms shielding signal is woven to the cable by tinned copper tow and high density fiber yarn bundle, be equipped with fire extinguishing layer 10 in the sealing layer 2, fire extinguishing layer 10 is the dry powder layer that puts out a fire, play the effect of putting out a fire for the design on dry powder layer that puts out a fire through fire extinguishing layer 10, the outer wall of external connection layer 7 is equipped with sun-proof coating 11, sun-proof coating 11 is formed by thermal-insulated sun-proof coating spraying, sun-proof coating 11 that is formed by thermal-insulated sun-proof coating spraying makes the cable have good thermal insulation and sun-proof nature.
The working principle of the embodiment is as follows: when the cable is used, firstly, the conductor 1 is sealed through the sealing layer 2 so as to prevent water from entering the cable, then the conductor 1 is protected in a hard mode through the design of inserting the metal strip 3 into the sealing layer 2, then the elastic performance of the cable is improved through the design of the elastic layer 5 for the natural rubber layer, the tear resistance and the wear resistance of the cable are good, the impact of external impact force on the cable is relieved, the elastic performance of the cable is further improved through the pressure holes 6 in the elastic layer 5, so that the cable is protected better, interference between shielding signals is conducted on the cable through the design of the shielding layer 9 formed by weaving tin-plated copper tows and high-density fiber tows, and then the cable has good heat insulation performance and sun protection performance through the sun protection coating 11 formed by spraying heat insulation sun protection coating.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a flexible mineral power cable, includes many conductors (1), its characterized in that, many the outside of conductor (1) is equipped with sealing layer (2), has inserted a plurality of metal strips (3) in sealing layer (2), and metal strip (3) are aluminum alloy strip, the outside of sealing layer (2) is equipped with inlayer (4), and the outside of inlayer (4) is equipped with elastic layer (5), and elastic layer (5) are natural rubber layer, are equipped with a plurality of pressure holes (6) in elastic layer (5), the outside of elastic layer (5) is equipped with outer tie layer (7).
2. A flexible mineral power cable according to claim 1, characterized in that the outer wall of the conductor (1) is provided with an insulating layer (8).
3. A flexible mineral power cable according to claim 2, characterized in that the outer wall of the insulating layer (8) is provided with a shielding layer (9).
4. A flexible mineral power cable according to claim 3, characterized in that the shielding layer (9) is provided by braiding tin-plated copper tows and high-density fiber tows.
5. A flexible mineral power cable according to claim 1, characterized in that the sealing layer (2) is provided with a fire extinguishing layer (10).
6. A flexible mineral power cable according to claim 5, characterized in that the fire extinguishing layer (10) is a fire extinguishing dry powder layer.
7. A flexible mineral power cable according to claim 1, characterized in that the outer wall of the outer connection layer (7) is provided with a sun protection coating (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322041085.5U CN220324193U (en) | 2023-08-01 | 2023-08-01 | Flexible mineral power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322041085.5U CN220324193U (en) | 2023-08-01 | 2023-08-01 | Flexible mineral power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220324193U true CN220324193U (en) | 2024-01-09 |
Family
ID=89411203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322041085.5U Active CN220324193U (en) | 2023-08-01 | 2023-08-01 | Flexible mineral power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220324193U (en) |
-
2023
- 2023-08-01 CN CN202322041085.5U patent/CN220324193U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |