CN220020706U - Corrosion-resistant power cable in high-salt-fog environment - Google Patents
Corrosion-resistant power cable in high-salt-fog environment Download PDFInfo
- Publication number
- CN220020706U CN220020706U CN202320909651.7U CN202320909651U CN220020706U CN 220020706 U CN220020706 U CN 220020706U CN 202320909651 U CN202320909651 U CN 202320909651U CN 220020706 U CN220020706 U CN 220020706U
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- 230000007797 corrosion Effects 0.000 title claims abstract description 37
- 238000005260 corrosion Methods 0.000 title claims abstract description 37
- 239000010410 layer Substances 0.000 claims abstract description 91
- 239000011241 protective layer Substances 0.000 claims abstract description 40
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 36
- 150000003839 salts Chemical class 0.000 claims abstract description 19
- 239000007921 spray Substances 0.000 claims abstract description 13
- 230000002093 peripheral effect Effects 0.000 claims abstract description 12
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims 4
- 239000012943 hotmelt Substances 0.000 claims 1
- 230000004224 protection Effects 0.000 abstract description 6
- 238000003466 welding Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 5
- 239000012792 core layer Substances 0.000 description 4
- 238000005536 corrosion prevention Methods 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- -1 polypropylene Polymers 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000006750 UV protection Effects 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material 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
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a corrosion-resistant power cable in a high-salt-fog environment, and relates to the technical field of cables. The cable comprises a cable core, wherein a heat-conducting sleeve is fixedly arranged on the outer side of the cable core, a shielding layer is fixedly arranged on the outer side of the heat-conducting sleeve, a supporting and reinforcing layer is fixedly arranged on the outer side of the shielding layer, a connecting clamping groove is formed in the peripheral side wall of the supporting and reinforcing layer, an outer protection layer is sleeved and fixed on the outer side of the supporting and reinforcing layer, the outer protection layer comprises a semi-protection layer and a welding seam, and the semi-protection layer is provided with two parts. According to the heat conducting sleeve, the heat radiating effect of the power cable can be improved, the connecting clamping groove is formed in the peripheral side wall of the supporting and reinforcing layer, the connecting protrusion is arranged on the inner side wall of the semi-protective layer, the outer protective layer can be replaced independently, meanwhile, the corrosion-resistant layer and the ultraviolet-resistant layer are arranged in the semi-protective layer, so that the power cable can resist high salt spray corrosion and ultraviolet rays, and further the power cable can be effectively protected for a long time.
Description
Technical Field
The utility model belongs to the technical field of cables, and particularly relates to a corrosion-resistant power cable in a high-salt-fog environment.
Background
In coastal areas, due to the fact that the content of salt in the air is large, the traditional cable is corroded by smoke, and a corrosion-resistant power cable in a high-salt-fog environment is required to be used. Through retrieval, china patent with the application number of 201920584283.7 discloses a salt spray corrosion resistant overhead insulated cable, which comprises a bearing wire core layer, wherein a conductive wire core layer is arranged outside the bearing wire core layer, a conductor shielding layer, an insulating layer, a buffer layer, a first corrosion prevention layer, a reinforcing layer, a second corrosion prevention layer and an outer protection layer are sequentially arranged outside the conductive wire core layer from inside to outside, and the first corrosion prevention layer and the second corrosion prevention layer are formed by asphalt coating; the reinforcing layer and the outer protective layer are formed by winding polypropylene fiber ropes.
However, in the practical use process, the applicant finds that after a period of time, when the outer sheath of the power cable is damaged, the whole cable needs to be replaced, but the outer sheath cannot be replaced independently, so that excessive waste of resources can be caused.
Disclosure of Invention
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a high-salt-fog environment corrosion-resistant power cable, which comprises a cable core, wherein a heat conducting sleeve is fixedly arranged on the outer side of the cable core, a shielding layer is fixedly arranged on the outer side of the heat conducting sleeve, a supporting and reinforcing layer is fixedly arranged on the outer side of the shielding layer, a connecting clamping groove is formed in the peripheral side wall of the supporting and reinforcing layer, an outer protection layer is fixedly sleeved on the outer side of the supporting and reinforcing layer, the outer protection layer comprises a semi-protection layer and a fusion joint, the semi-protection layer is provided with two parts, the two parts are respectively arranged on two sides of the supporting and reinforcing layer, the edges of the two parts are in hot-melting connection and are formed with the fusion joint, and the inner side wall of the semi-protection layer is provided with a connecting protrusion.
Preferably, the peripheral side wall of the heat conducting sleeve is provided with accommodating grooves, and the accommodating grooves are formed in six positions in an annular array along the peripheral side wall of the heat conducting sleeve.
Preferably, the accommodating groove is formed along the axial direction of the cable core, and a reinforcing column is fixedly arranged in the accommodating groove.
Preferably, the connecting clamping grooves on the supporting and reinforcing layer are formed in six positions in an annular array along the peripheral side wall of the supporting and reinforcing layer.
Preferably, the connecting protrusions on the inner side wall of the semi-protective layer are arranged at three positions at equal intervals along the inner side wall of the semi-protective layer, and the connecting protrusions on the inner wall of the semi-protective layer at two positions are respectively clamped in the connecting clamping grooves on the supporting and reinforcing layer.
Preferably, the semi-protective layer comprises a corrosion-resistant layer and a ultraviolet-resistant layer, and the ultraviolet-resistant layer is fixedly arranged on the outer side of the corrosion-resistant layer.
The utility model has the following beneficial effects:
according to the high-salt-fog-environment corrosion-resistant power cable, the heat of the cable core can be effectively led out outwards through the arranged heat conducting sleeve, the heat dissipation effect of the power cable is improved, the connecting clamping groove is formed in the peripheral side wall of the supporting and reinforcing layer, the connecting protrusion is arranged on the inner side wall of the semi-protective layer, the old outer protective layer can be peeled off from the supporting and reinforcing layer after the power cable is used for a period of time to be replaced independently, the whole power cable is not required to be replaced, the power cable is more economical and environment-friendly, and meanwhile, the corrosion-resistant layer and the ultraviolet-resistant layer are arranged in the semi-protective layer, so that the damage caused by ultraviolet to the outer protective layer can be effectively resisted while the high-salt-fog corrosion resistance of the power cable is realized, the aging of the outer protective layer is slowed down, and the power cable can be further effectively protected for a long time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a corrosion-resistant power cable in a high salt spray environment;
FIG. 2 is a front view of a corrosion resistant power cable in a high salt spray environment of the present utility model;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 of a corrosion-resistant power cable in a high salt spray environment according to the present utility model;
fig. 4 is a schematic diagram of the internal structure of a semi-protective layer in a corrosion-resistant power cable in a high salt spray environment.
In the drawings, the list of components represented by the various numbers is as follows:
1. a cable core; 2. a reinforcing column; 3. a heat conducting sleeve; 31. an accommodating groove; 4. a shielding layer; 5. supporting the reinforcing layer; 51. a connecting clamping groove; 6. an outer protective layer; 61. a semi-protective layer; 611. a corrosion resistant layer; 612. an ultraviolet resistant layer; 62. a weld joint; 7. and a connection protrusion.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the utility model is a corrosion-resistant power cable with high salt spray environment, comprising a cable core 1, a heat conducting sleeve 3 is fixedly arranged on the outer side of the cable core 1, the heat conducting sleeve 3 is made of heat conducting silica gel material, and has good heat conducting capability, a shielding layer 4 is fixedly arranged on the outer side of the heat conducting sleeve 3, the shielding layer 4 is made of metallized paper, and has good insulating shielding capability, a supporting and reinforcing layer 5 is fixedly arranged on the outer side of the shielding layer 4, the supporting and reinforcing layer 5 is made of rubber material with certain strength, and can support and reinforce a cable main body to a certain extent, a connecting clamping groove 51 is arranged on the peripheral side wall of the supporting and reinforcing layer 5, six connecting clamping grooves 51 on the supporting and reinforcing layer 5 are arranged in an annular array along the peripheral side wall of the supporting and reinforcing layer 5, an outer protecting layer 6 is fixedly sleeved on the outer side of the supporting and reinforcing layer 5, the outer protective layer 6 comprises a semi-protective layer 61 and a welding seam 62, the semi-protective layer 61 is provided with two parts, the two semi-protective layers 61 are respectively arranged at two sides of the supporting and reinforcing layer 5, the edges of the two semi-protective layers 61 are connected in a hot-melting way and are provided with the welding seam 62 in a forming way, the inner side wall of the semi-protective layer 61 is provided with connecting bulges 7, the connecting bulges 7 on the inner side wall of the semi-protective layer 61 are equally spaced along the inner side wall of the semi-protective layer 61, the connecting bulges 7 on the inner wall of the two semi-protective layers 61 are respectively clamped in the connecting clamping grooves 51 on the supporting and reinforcing layer 5, in the use process of the high-salt-fog environment corrosion-resistant power cable, the heat of the cable can be conducted to the shielding layer 4 and the supporting and reinforcing layer 5 through the supporting and reinforcing layer 5, the external protective layer 6 is externally radiated through the outer protective layer 6, the shielding layer 4 can shield external signals, the cable core 1 is prevented from being interfered by external signals, the transmission of the power cable can be more stable, the cable can be protected through the outer protective layer 6, after a period of use, when the outer protective layer 6 needs to be replaced, personnel can scratch the outer protective layer 6 along the fused seams 62 on the outer protective layer 6, then the two semi-protective layers 61 are respectively peeled off from the two sides of the supporting reinforcing layer 5, the connecting protrusions 7 on the two new semi-protective layers 61 are correspondingly clamped into the connecting clamping grooves 51 on the supporting reinforcing layer 5, the two new semi-protective layers 61 are respectively coated and fixed on the two sides of the supporting reinforcing layer 5, finally the edge connecting parts of the two semi-protective layers 61 are connected in a hot melting mode, so that the replacement of the outer protective layer 6 can be completed, the whole replacement of the corrosion-resistant power cable in a high salt spray environment is not needed, and more saving and environment protection are achieved.
The circumference wall of the heat conducting sleeve 3 is provided with the accommodating groove 31, six accommodating grooves 31 are formed in an annular array along the circumference wall of the heat conducting sleeve 3, the accommodating grooves 31 are formed in the axial direction of the cable core 1, the accommodating grooves 31 are internally provided with the reinforcing columns 2 which are made of polypropylene fiber materials, the structure of the power cable can be reinforced, the heat conducting sleeve is self-provided with good corrosion resistance, the semi-protective layer 61 comprises a corrosion-resistant layer 611 and a ultraviolet-resistant layer 612, the ultraviolet-resistant layer 612 is fixedly arranged on the outer side of the corrosion-resistant layer 611, the ultraviolet-resistant layer 612 is made of polycarbonate materials, good ultraviolet resistance and high temperature resistance are achieved, the ultraviolet-resistant layer 612 is formed by winding polypropylene fiber ropes, good salt mist corrosion resistance is achieved, in the use process of the high salt mist environment corrosion-resistant power cable, the ultraviolet-resistant layer 611 can be used for better resisting the corrosion of the high salt mist environment, the aging of the outer protective layer 6 is slowed down, the ultraviolet-resistant layer 612 can be better corrosion of the high salt environment through the arranged, the service life of the outer protective layer 6 is further prolonged, and the power cable can be effectively protected for a long time.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification of the technical solutions described in the foregoing embodiments, and equivalent substitution of some technical features thereof, falls within the scope of the present utility model.
Claims (6)
1. The utility model provides a high salt fog environment corrosion-resistant power cable, includes cable core (1), its characterized in that: the cable core (1) outside is fixed to be provided with heat conduction cover (3), the outside of heat conduction cover (3) is fixed to be provided with shielding layer (4), the outside of shielding layer (4) is fixed to be provided with and is supported reinforcement layer (5), connection draw-in groove (51) have been seted up on the week lateral wall of supporting reinforcement layer (5), the outside cover of supporting reinforcement layer (5) is established fixedly has outer sheath (6), outer sheath (6) include half inoxidizing coating (61) and fused seam (62), half inoxidizing coating (61) are provided with two places, two places half inoxidizing coating (61) set up respectively in the both sides of supporting reinforcement layer (5), two places half inoxidizing coating (61) edge hot melt is connected and is formed with fused seam (62), be provided with on the inside wall of half inoxidizing coating (61) and connect protruding (7).
2. The corrosion-resistant power cable in the high salt spray environment according to claim 1, wherein the peripheral side wall of the heat conducting sleeve (3) is provided with containing grooves (31), and the containing grooves (31) are formed in six positions in an annular array along the peripheral side wall of the heat conducting sleeve (3).
3. The corrosion-resistant power cable in a high salt spray environment according to claim 2, wherein the accommodating groove (31) is formed along the axial direction of the cable core (1), and the reinforcing column (2) is fixedly arranged in the accommodating groove (31).
4. The corrosion-resistant power cable in a high salt spray environment according to claim 1, wherein the connecting clamping grooves (51) on the supporting and reinforcing layer (5) are formed in six positions in an annular array along the peripheral side wall of the supporting and reinforcing layer (5).
5. The corrosion-resistant power cable in a high salt spray environment according to claim 4, wherein three connecting protrusions (7) on the inner side wall of the semi-protection layer (61) are arranged at equal intervals along the inner side wall of the semi-protection layer (61), and the connecting protrusions (7) on the inner wall of the semi-protection layer (61) are respectively clamped in the connecting clamping grooves (51) on the supporting and reinforcing layer (5).
6. The high salt spray environment corrosion resistant power cable according to claim 1, wherein the semi-protective layer (61) comprises a corrosion resistant layer (611) and a uv resistant layer (612), and the uv resistant layer (612) is fixedly arranged outside the corrosion resistant layer (611).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320909651.7U CN220020706U (en) | 2023-04-21 | 2023-04-21 | Corrosion-resistant power cable in high-salt-fog environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320909651.7U CN220020706U (en) | 2023-04-21 | 2023-04-21 | Corrosion-resistant power cable in high-salt-fog environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220020706U true CN220020706U (en) | 2023-11-14 |
Family
ID=88687586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320909651.7U Active CN220020706U (en) | 2023-04-21 | 2023-04-21 | Corrosion-resistant power cable in high-salt-fog environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220020706U (en) |
-
2023
- 2023-04-21 CN CN202320909651.7U patent/CN220020706U/en active Active
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