CN220381816U - Withstand voltage cable insulating layer - Google Patents
Withstand voltage cable insulating layer Download PDFInfo
- Publication number
- CN220381816U CN220381816U CN202321665433.XU CN202321665433U CN220381816U CN 220381816 U CN220381816 U CN 220381816U CN 202321665433 U CN202321665433 U CN 202321665433U CN 220381816 U CN220381816 U CN 220381816U
- Authority
- CN
- China
- Prior art keywords
- conductor
- insulating
- resistance
- cover
- compression
- 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
- 239000004020 conductor Substances 0.000 claims abstract description 44
- 230000006835 compression Effects 0.000 claims abstract description 29
- 238000007906 compression Methods 0.000 claims abstract description 29
- 238000009413 insulation Methods 0.000 claims abstract description 23
- 230000009970 fire resistant effect Effects 0.000 claims description 10
- 239000003063 flame retardant Substances 0.000 claims description 4
- 239000010445 mica Substances 0.000 claims description 3
- 229910052618 mica group Inorganic materials 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000004927 clay Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 239000010410 layer Substances 0.000 description 27
- 239000004568 cement Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000011241 protective layer 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
- Cable Accessories (AREA)
Abstract
The utility model relates to a pressure-resistant cable insulating layer in the technical field of cables, which comprises an insulating sleeve and conductors, wherein the conductors are positioned at the center of the inner wall of the insulating sleeve, at least two conductors are arranged between the conductors and the insulating sleeve, and a pressure-resistant sleeve is arranged between the conductors and the insulating sleeve and is provided with a plurality of outer surfaces which are equidistantly distributed on the conductors. Through setting up the resistance to compression cover and establish at the surface of conductor to be located between conductor and the insulating cover, can provide the resistance to compression effect when using for holistic cable, prevent that external pressure from leading to the conductor to be pressed the loss, resistance to compression cover interval sets up simultaneously, the space position can guarantee that whole cable has the normality of flexible use, be equipped with the insulating layer with the junction of conductor in the mounting hole of resistance to compression cover surface moreover, can make the conductor be located inside the insulating cover and receive extra insulation protection, when avoiding outside insulating cover to damage because of external force, make the effect of secondary insulation protection, the device simple structure, the resistance to compression practicality is higher, be fit for using widely.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a pressure-resistant cable insulating layer.
Background
Cables are a generic term for items such as optical cables and electric cables. The cable has a plurality of purposes, is mainly used for controlling multiple functions such as installation, connection equipment, power transmission and the like, is common and indispensable in daily life, and needs careful installation because the cable is electrified. Definition of cable 1: a wire made of one or more mutually insulated conductors and an outer insulating protective layer for transmitting power or information from one place to another; definition 2: the cable is usually a rope-like cable formed by twisting several or several groups of wires (at least two wires in each group), each group of wires is insulated from each other and is usually twisted around a center, the whole outside is covered with a highly insulating coating, and the cable is provided with a power cable, a control cable, a compensation cable, a shielding cable, a high-temperature cable, a computer cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like, and all of the cables are composed of single or multiple wires and insulating layers and are used for connecting circuits and electric appliances.
When the existing safety protection equipment and large-scale outdoor mechanical equipment are used, the use requirement on cables is high, the cable insulation layer is required to have waterproof and compression-resistant effects, particularly, the requirements on tensile resistance and compression toughness of the cables in the safety protection equipment are particularly high, the situation that the cable insulation layer is damaged to a conductor due to reduction of compression resistance is prevented, the safety is reduced, and therefore the pressure-resistant cable insulation layer is provided.
Disclosure of Invention
In view of the above problems, the present utility model provides a voltage-resistant cable insulating layer, which has a substantially protected conductor usage state, and improves insulation and voltage-resistant practicality in the whole usage.
The technical scheme of the utility model is as follows:
the utility model provides a withstand voltage cable insulating layer, includes insulating cover and conductor, the conductor is located insulating cover's inner wall center department, and has two at least, be equipped with the resistance to compression cover between conductor and the insulating cover, the mounting hole with the conductor adaptation has been seted up to the surface of resistance to compression cover, the surface of conductor and the inner wall fixed connection of mounting hole, and the resistance to compression cover is equipped with a plurality of surface that are the equidistance and distribute at the conductor, every be equipped with the space between the resistance to compression cover.
In a further technical scheme, the inner wall of the mounting hole is fixedly provided with an insulating layer, and the outer wall of the conductor is fixedly connected with the surface of the insulating layer.
In a further technical scheme, the insulating layer is made of plastic and mica powder.
In a further technical scheme, the insulating sleeve is provided with a cavity close to the inner wall, and a fire-resistant layer is filled in the cavity of the cavity.
In a further technical scheme, the material of the fire-retardant layer is fire-retardant cement.
The beneficial effects of the utility model are as follows:
through setting up the resistance to compression cover and establish at the surface of conductor to be located between conductor and the insulating cover, can provide the resistance to compression effect when using for holistic cable, prevent that external pressure from leading to the conductor to be pressed the loss, resistance to compression cover interval sets up simultaneously, the space position can guarantee that whole cable has the normality of flexible use, be equipped with the insulating layer with the junction of conductor in the mounting hole of resistance to compression cover surface moreover, can make the conductor be located inside the insulating cover and receive extra insulation protection, when avoiding outside insulating cover to damage because of external force, make the effect of secondary insulation protection, the device simple structure, the resistance to compression practicality is higher, be fit for using widely.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a front view of an embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional side view of an embodiment of the present utility model;
FIG. 3 is a schematic structural view of a compression sleeve according to an embodiment of the present utility model;
fig. 4 is an enlarged schematic view of the structure at a in fig. 2 according to an embodiment of the present utility model.
Reference numerals illustrate:
1. an insulating sleeve; 2. a conductor; 3. a compression-resistant sleeve; 4. a mounting hole; 5. an insulating layer; 6. a cavity; 7. and a fire-resistant layer.
Detailed Description
Embodiments of the present utility model are further described below with reference to the accompanying drawings.
Examples:
as shown in fig. 1-4, a voltage-resistant cable insulation layer comprises an insulation sleeve 1 and a conductor 2, wherein the conductor 2 is positioned at the center of the inner wall of the insulation sleeve 1 and is at least two, a voltage-resistant sleeve 3 is arranged between the conductor 2 and the insulation sleeve 1, a mounting hole 4 matched with the conductor 2 is formed in the outer surface of the voltage-resistant sleeve 3, the outer surface of the conductor 2 is fixedly connected with the inner wall of the mounting hole 4, the voltage-resistant sleeves 3 are provided with a plurality of insulation layers 5 which are distributed on the outer surface of the conductor 2 at equal intervals, gaps are formed between each voltage-resistant sleeve 3, the inner wall of the mounting hole 4 is fixedly provided with the insulation layer 5, the insulation layer 5 is made of plastics and mica powder, the outer wall of the conductor 2 is fixedly connected with the surface of the insulation layer 5, a cavity 6 is formed in the insulation sleeve 1, a fire-resistant layer 7 is filled in the cavity of the cavity 6, the fire-resistant performance of the cable can be improved when the cable is used as a whole, the fire-resistant cement selected by arranging the insulation sleeve 1 is provided with the fire-resistant layer 7, the fire-resistant performance can be filled conveniently, and after the cable is dried and the cable is fixed, the fire-resistant performance can be improved.
The working principle of the technical scheme is as follows:
when using, resistance to compression cover 3 cover is established in the surface of conductor 2, be connected with conductor 2 by insulating layer 5, provide the resistance to compression by resistance to compression cover 3, insulating layer 5 provides the inside insulating nature of conductor 2 in insulating cover 1, in case prevent that insulating cover 1 is damaged to lead to the circumstances that the security reduces, resistance to compression cover 3 interval sets up simultaneously, the space position, can guarantee that whole cable has the normality that flexible used, the inside fire blocking structure of insulating cover 1 in addition, can make the cable use, possess at least three-layer insulation protection, and the elasticity of resistance to compression layer 7 can provide certain resistance to compression for insulating cover 1, therefore the device's optimization promotes, can make the use of cable have withstand voltage, insulating effect.
The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (5)
1. The utility model provides a withstand voltage cable insulating layer, includes insulating sheath (1) and conductor (2), conductor (2) are located the inner wall center department of insulating sheath (1), and have two at least, its characterized in that: be equipped with resistance to compression cover (3) between conductor (2) and insulating cover (1), mounting hole (4) with conductor (2) adaptation have been seted up to the surface of resistance to compression cover (3), the surface of conductor (2) and the inner wall fixed connection of mounting hole (4), and resistance to compression cover (3) are equipped with a plurality of surfaces that are the equidistance and distribute at conductor (2), every be equipped with the space between resistance to compression cover (3).
2. The pressure resistant cable insulation of claim 1, wherein: the inner wall of the mounting hole (4) is fixedly provided with an insulating layer (5), and the outer wall of the conductor (2) is fixedly connected with the surface of the insulating layer (5).
3. The pressure resistant cable insulation of claim 2, wherein: the insulating layer (5) is made of plastic and mica powder.
4. The pressure resistant cable insulation of claim 1, wherein: the insulating sleeve (1) is provided with a cavity (6) close to the inner wall, and a fire-resistant layer (7) is filled in the cavity of the cavity (6).
5. The pressure resistant cable insulation of claim 4, wherein: the material of the fire-retardant layer (7) is fire-retardant clay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321665433.XU CN220381816U (en) | 2023-06-28 | 2023-06-28 | Withstand voltage cable insulating layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321665433.XU CN220381816U (en) | 2023-06-28 | 2023-06-28 | Withstand voltage cable insulating layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220381816U true CN220381816U (en) | 2024-01-23 |
Family
ID=89571177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321665433.XU Active CN220381816U (en) | 2023-06-28 | 2023-06-28 | Withstand voltage cable insulating layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220381816U (en) |
-
2023
- 2023-06-28 CN CN202321665433.XU patent/CN220381816U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |