CN220774018U - Power cable with good tensile property - Google Patents
Power cable with good tensile property Download PDFInfo
- Publication number
- CN220774018U CN220774018U CN202322379027.3U CN202322379027U CN220774018U CN 220774018 U CN220774018 U CN 220774018U CN 202322379027 U CN202322379027 U CN 202322379027U CN 220774018 U CN220774018 U CN 220774018U
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- cable
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- inner sleeve
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- corrosion
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- 238000005260 corrosion Methods 0.000 claims abstract description 23
- 230000004927 fusion Effects 0.000 claims abstract description 11
- 244000025254 Cannabis sativa Species 0.000 claims abstract description 7
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 claims abstract description 7
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 claims abstract description 7
- 235000009120 camo Nutrition 0.000 claims abstract description 7
- 235000005607 chanvre indien Nutrition 0.000 claims abstract description 7
- 239000011487 hemp Substances 0.000 claims abstract description 7
- 239000010410 layer Substances 0.000 claims description 27
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 239000011241 protective layer Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 230000001739 rebound effect Effects 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 2
- 229910052802 copper Inorganic materials 0.000 claims 2
- 239000010949 copper Substances 0.000 claims 2
- 230000001681 protective effect Effects 0.000 description 10
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of power cables, in particular to a power cable with good tensile property. The cable comprises an anti-corrosion inner sleeve, an insulating protection layer for preventing the cable core from creeping is arranged in an inner cavity of the anti-corrosion inner sleeve, a cable core is arranged in an inner cavity of the insulating protection layer, a hemp rope is arranged between the outer surface of the anti-corrosion inner sleeve and the outer surface of the insulating protection layer, a tensile mechanism is sleeved on the outer surface of the anti-corrosion inner sleeve and comprises a tensile layer, a spring is connected in the tensile layer in a fusion mode, the spring has good elasticity and complex shape characteristics, when the cable is pulled, twisted or wound, the spring enables the cable to have certain elasticity and is subjected to the action of rebound force, the tensile force applied to the cable can be buffered, namely the tensile force applied to the cable is reduced, the cable is prevented from being damaged due to overlarge tensile force, and after the stress is finished, the cable is enabled to be quickly complex, the cable is prevented from deforming, and the tensile property of the power cable is improved.
Description
Technical Field
The utility model relates to the technical field of power cables, in particular to a power cable with good tensile property.
Background
The power cable is a cable for transmitting and distributing electric energy, and is commonly used for urban underground power grids, power station outgoing lines, power supply in industrial and mining enterprises and power transmission lines under the sea water passing through the river, and in the power lines, the proportion of the cable is gradually increasing, so that the yield of the cable is gradually increased. With the rapid development of the power industry and urban construction, the requirements of various industries on cables are higher and higher, the tensile capacity of common cables is insufficient, and the service life of the cables can be shortened after being influenced by stretching for a long time
When the existing power cable is put into use or installed, the cable is easy to damage and cannot be shaped again due to the fact that the power cable needs to be pulled when the pulling force is slightly large, the outer wrapping is fine to break, the inner wire core is easy to break, meanwhile, when the cable is pulled, the cable is easy to wear when being contacted with an external object or the ground, and therefore the novel power cable with good tensile property is provided.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides the following technical scheme:
the power cable with the good tensile property comprises an anti-corrosion inner sleeve, an insulating protection layer for preventing the electric leakage of a wire core is arranged in an inner cavity of the anti-corrosion inner sleeve, a wire core is arranged in an inner cavity of the insulating protection layer, a hemp rope is arranged between the outer surface of the anti-corrosion inner sleeve and the outer surface of the insulating protection layer, and a tensile mechanism is sleeved on the outer surface of the anti-corrosion inner sleeve.
Preferably, the tensile mechanism comprises a tensile layer in fusion connection with the anti-corrosion inner sleeve, and a spring for increasing the tensile and rebound effects of the cable is in fusion connection with the interior of the tensile layer.
Preferably, the twine is used to fill the gap between the anti-corrosion inner sleeve and the insulating protective layer and to increase the tensile strength of the cable.
Preferably, a plurality of insulating protection layers are arranged in the cavity on the inner side of the anti-corrosion inner sleeve, and a plurality of wire cores are arranged in the insulating protection layers.
Preferably, the outer surface of tensile layer melts and connects the protective rubber cover, the inside melt of protective rubber cover is connected with four steel wires, four the steel wire evenly distributed.
Preferably, the protective rubber sleeve is made of wear-resistant materials, so that electric leakage of the cable caused by frequent friction with the outside is prevented, and the steel wire can avoid damage to the cable caused by excessive pulling.
Compared with the prior art, the utility model has the following beneficial effects:
the stretching mechanism is added in the existing device, the stretching mechanism comprises a stretching layer, the spring is connected in the stretching layer in a melting mode, the spring has good elasticity and complex shape characteristics, when the cable is pulled, twisted or wound, the spring enables the cable to have certain elasticity, the tension applied to the cable is buffered by the action of rebound force, namely the tension applied to the cable is reduced, the cable is prevented from being damaged due to overlarge tension, after the stress is finished, the cable can be rapidly complex shaped, the cable is prevented from being deformed, the tensile property of the power cable is improved, steel wires are connected in the protective rubber sleeve in a melting mode, and the existence of the steel wires enables the cable to avoid the condition of overstretching.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic drawing of a stretch construction of the present utility model;
FIG. 3 is a schematic diagram of a specific structure of the present utility model;
wherein: 1. an anti-corrosion inner sleeve; 2. hemp ropes; 3. a wire core; 4. an insulating protective layer; 5. a steel wire; 6. a protective rubber sleeve; 7. stretching the layer; 8. and (3) a spring.
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.
Examples:
as shown in fig. 1-3, the present utility model provides;
the utility model provides a power cable that tensile properties is good, includes anticorrosive endotheca 1, is provided with the insulating protection layer 4 that prevents the electric leakage of sinle silk 3 in the inboard cavity of anticorrosive endotheca 1, is provided with sinle silk 3 in the inboard cavity of insulating protection layer 4, is equipped with hemp rope 2 between anticorrosive endotheca 1 surface and insulating protection layer 4 surface, and tensile mechanism has been cup jointed to anticorrosive endotheca 1's surface.
The tensile mechanism comprises a tensile layer 7 in fusion connection with an anti-corrosion inner sleeve 1, a spring 8 for increasing cable stretching and rebound effects is in fusion connection with the interior of the tensile layer 7, a hemp rope 2 is used for filling gaps between the anti-corrosion inner sleeve 1 and an insulating protective layer 4 and increasing tensile strength of the cable, a plurality of insulating protective layers 4 are arranged in an inner cavity of the anti-corrosion inner sleeve 1, a plurality of wire cores 3 are arranged in the insulating protective layer 4, a protective rubber sleeve 6 is in fusion connection with the outer surface of the tensile layer 7, four steel wires 5 are in fusion connection with the interior of the protective rubber sleeve 6, the four steel wires 5 are uniformly distributed, the protective rubber sleeve 6 is made of wear-resistant materials, cable leakage caused by frequent friction with the outside is prevented, and the steel wires 5 can avoid damage to the cable caused by excessive pulling.
When using the power cable that tensile properties is good, the staff drags the cable, and the outermost protective rubber cover 6 of cable protects tensile layer 7, and when the staff pulled the cable, because the existence of the spring 8 of fusion connection in the tensile layer 7 for the cable possesses certain elasticity and complex shape characteristic, and the existence of spring 8 can carry out a buffering to the pulling force that the cable received, prevents that the pulling force that the cable received is great, thereby damages the cable, and the inside fusion connection of protective rubber cover 6 of cable has steel wire 5, can avoid the excessive stretching of cable, thereby makes the complex shape characteristic of spring 8 impaired.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a power cable that tensile strength is good which characterized in that: the anti-corrosion cable comprises an anti-corrosion inner sleeve (1), an insulating protection layer (4) for preventing the cable core (3) from leaking is arranged in an inner cavity of the anti-corrosion inner sleeve (1), the cable core (3) is arranged in an inner cavity of the insulating protection layer (4), a hemp rope (2) is arranged between the outer surface of the anti-corrosion inner sleeve (1) and the outer surface of the insulating protection layer (4), and a tensile mechanism is sleeved on the outer surface of the anti-corrosion inner sleeve (1).
2. A power cable with good tensile properties according to claim 1, characterized in that: the tensile mechanism comprises a tensile layer (7) which is in fusion connection with the anti-corrosion inner sleeve (1), and a spring (8) which increases the tensile and rebound effects of the cable is in fusion connection with the interior of the tensile layer (7).
3. A power cable with good tensile properties according to claim 1, characterized in that: the hemp rope (2) is used for filling gaps between the anti-corrosion inner sleeve (1) and the insulating protective layer (4) and increasing the tensile strength of the cable.
4. A power cable with good tensile properties according to claim 1, characterized in that: a plurality of insulating protection layers (4) are arranged in the inner side cavity of the anti-corrosion inner sleeve (1), and a plurality of wire cores (3) are arranged in the insulating protection layers (4).
5. A power cable with good tensile properties according to claim 2, characterized in that: the outer surface melting connection protection rubber sleeve (6) of tensile layer (7), the inside melting connection of protection rubber sleeve (6) has four copper wires (5), four copper wires (5) evenly distributed.
6. The power cable with good tensile properties according to claim 5, wherein: the protection rubber sleeve (6) is made of wear-resistant materials, cable leakage caused by frequent friction with the outside is prevented, and the steel wire (5) can avoid damage to the cable caused by excessive pulling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322379027.3U CN220774018U (en) | 2023-09-01 | 2023-09-01 | Power cable with good tensile property |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322379027.3U CN220774018U (en) | 2023-09-01 | 2023-09-01 | Power cable with good tensile property |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220774018U true CN220774018U (en) | 2024-04-12 |
Family
ID=90618409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322379027.3U Active CN220774018U (en) | 2023-09-01 | 2023-09-01 | Power cable with good tensile property |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220774018U (en) |
-
2023
- 2023-09-01 CN CN202322379027.3U patent/CN220774018U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
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