CN114334268A - Novel dampproofing power cable blocks water - Google Patents
Novel dampproofing power cable blocks water Download PDFInfo
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- CN114334268A CN114334268A CN202210039483.0A CN202210039483A CN114334268A CN 114334268 A CN114334268 A CN 114334268A CN 202210039483 A CN202210039483 A CN 202210039483A CN 114334268 A CN114334268 A CN 114334268A
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Abstract
The invention discloses a novel waterproof and moistureproof power cable, and relates to the technical field of power cables; specifically including insulating core cover, the inside of insulating core cover is provided with cable conductor, and is provided with the conductor shield between cable conductor's the outside and the insulating core cover, the outside cladding of insulating core cover has the insulator shielding layer, and the outside cladding on insulator shielding layer has the interior band layer that blocks water, the outside cladding on interior band layer that blocks water has flexible buffer layer, and the outside cladding of flexible buffer layer has the outer band layer that blocks water. When cracks are generated, peculiar smells of the agent and the asphalt are emitted through the cracks, so that insects and mice are effectively repelled, the asphalt is quickly solidified when meeting a wet and cold environment in a tunnel, water is further prevented from permeating into the cable, the water blocking and moisture preventing effects of the cable are enhanced, meanwhile, the multi-layer structures of the cable are reinforced through the protective armor mechanism and the separating strips, and the stability among the internal structures of the cable is enhanced.
Description
Technical Field
The invention relates to the technical field of power cables, in particular to a novel water-blocking moisture-proof power cable.
Background
The wire and cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion. A wire cable in a broad sense, also referred to as a cable for short, refers to an insulated cable, which can be defined as: an aggregate consisting of; one or more insulated wire cores, and a coating layer, a total protective layer and an outer protective layer which may be respectively arranged on the insulated wire cores, the cable also can be provided with an additional uninsulated conductor, and the wire and the cable are used as a main carrier of power transmission, are widely applied to the aspects of electric equipment, lighting circuits, household appliances and the like, relate to the industries of power, buildings, communication, manufacture and the like, and are closely related to various departments of national economy.
The power cable mainly comprises a wire core, an insulating layer, a shielding layer and a protective layer, is used for a cable of a trunk line for transmitting and distributing high-power electric energy in a power system, is usually used in an urban underground power grid, has a wet environment in a cable pit, is rubbed with the ground and an underground tunnel when being paved, is usually bitten by insects, ants, mice and the like on the surface of the cable, causes the surface damage of the cable, reduces the water-blocking and moisture-proof effects of the cable, and influences the stability of power transmission.
In view of the above, the present invention provides a novel water-blocking moisture-proof power cable to solve the technical problems in the prior art.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a novel water-blocking moisture-proof power cable.
The invention provides a novel water-blocking damp-proof power cable which comprises an insulating core sleeve, wherein a cable conductor is arranged inside the insulating core sleeve, a conductor shielding layer is arranged between the outer side of the cable conductor and the insulating core sleeve, an insulating body shielding layer is coated on the outer side of the insulating core sleeve, an inner water-blocking tape layer is coated on the outer side of the insulating body shielding layer, a flexible buffer layer is coated on the outer side of the inner water-blocking tape layer, an outer water-blocking tape layer is coated on the outer side of the flexible buffer layer, a metal braided shielding layer is coated on the outer side of the outer water-blocking tape layer, an asphalt protective layer is coated on the outer side of the metal braided shielding layer, a plastic film tape is coated on the outer side of the plastic film tape, a wear-resistant sheath is coated on the outer surface of the wear-resistant sheath, a plurality of protection convex marks which are distributed spirally are arranged on the outer surface of the wear-resistant sheath, and a protection mechanism and a separation strip are arranged between the metal braided shielding layer and the insulating core sleeve, and the protective armoring mechanism and the separating strips penetrate through the insulating shielding layer, the inner water-blocking belt layer, the flexible buffer layer and the outer water-blocking belt layer.
Preferably, the protective armoring mechanism comprises a heat absorbing element embedded in the insulating core sleeve and a heat radiating element embedded in the inner layer of the metal braided shielding layer, a connecting element of an arc-shaped structure is arranged between the heat absorbing element and the heat radiating element, and the heat absorbing element is distributed around the cable conductor in an arc shape.
In the invention, preferably, the protective armor mechanism further includes a plurality of guide pillars arranged outside the heat sink, and the outer sides of the guide pillars are provided with fixing ring pieces distributed annularly, and the guide pillars penetrate through the pores of the metal braided shielding layer.
In the invention, preferably, the separation strip is clamped between the heat dissipation members, and the bottom end of the separation strip and the insulating core sleeve are in an integrally formed structure.
Preferably, the protective armoring mechanism comprises an elastic membrane which is embedded into the insulating core sleeve and has a C-shaped section, and a supporting piece embedded into the inner layer of the metal braided shielding layer, wherein a connecting supporting plate is arranged between the elastic membrane and the supporting piece, and the elastic membrane, the connecting supporting plate and the supporting piece are spirally distributed.
In the invention, preferably, the protective armor mechanism further comprises an auxiliary support member arranged in the middle of the flexible buffer layer, the auxiliary support member is connected between the two connecting supporting plates, and a plurality of reinforcing ribs with arc structures are arranged between the two connecting supporting plates.
In the present invention, preferably, one side surface of the separation strip is connected to the support member and the secondary support member, and the separation strip is spirally distributed.
Preferably, the protective armoring mechanism comprises a cavity distributed in the insulating core sleeve, a plurality of capillaries penetrating through the insulating shielding layer, the inner water-blocking tape layer and the flexible buffer layer are distributed on the outer side of the cavity, and plugs embedded into the inner layer of the outer water-blocking tape layer are arranged at the end parts of the capillaries.
In the invention, preferably, a dispersing capsule is arranged outside a section of the capillary tube positioned in the middle of the flexible buffer layer, densely distributed capillary holes are arranged on the outer surface of the dispersing capsule, and a membrane tube connected with the capillary tube and a plug is arranged inside the dispersing capsule.
Compared with the prior art, the invention provides a novel water-blocking moisture-proof power cable which has the following beneficial effects:
in the invention, an inner water-blocking tape layer and an outer water-blocking tape layer are arranged, water is blocked in a double-layer manner, an asphalt protective layer is arranged on the lower side of a plastic film tape, the asphalt protective layer is in a glue package and is extruded in the plastic film tape, asphalt fills in woven meshes of a metal woven shielding layer, heat is generated inside the cable when the cable is used, the asphalt protective layer and a separation strip are transmitted to the metal woven shielding layer through a protective armour mechanism and the separation strip to dissipate heat, so that the liquidity of an asphalt layer is increased, when a wear-resistant sheath on the surface layer of the cable is damaged and cracks appear, the glue-packed asphalt quickly fills the cracks, permeated water is extruded out, insect and mouse repellents can be added into an asphalt raw material during production, when the cracks appear, peculiar smell of the repellents and the asphalt per se is diffused through the cracks, the insects and mice are effectively repelled, and the asphalt is quickly solidified when meeting a wet and cold environment in a tunnel, so that water is further prevented from permeating into the cable, the reinforcing cable block water, dampproofing effect, and simultaneously, consolidate with the parting bead through protection armor mechanism between the multilayer structure of cable, stability between the reinforcing cable inner structure, avoid the cable laying, the bending and breaking phenomenon appears in the application, improve the stability in use of cable, secondly, the setting of protection convex mark, pull at the cable, when the vibration, when foreign matter contact such as surface and ground, at first wearing and tearing be protection convex mark, improve the protection effect to cable surface layer, when the gallery uses, it is protruding that protection convex mark constitutes the waterlogging caused by excessive rainfall, avoid the cable surface drop of water to adhere to.
Drawings
Fig. 1 is a schematic structural diagram of a novel water-blocking moisture-proof power cable according to embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a protective armor mechanism of a novel water-blocking moisture-proof power cable according to embodiment 1 of the present invention;
fig. 3 is a schematic structural diagram of a novel water-blocking moisture-proof power cable according to embodiment 2 of the present invention;
fig. 4 is a schematic structural view of a protective armor mechanism of a novel water-blocking moisture-proof power cable according to embodiment 2 of the present invention;
FIG. 5 is a schematic view of a structure of a protection convex mark of the novel water-blocking moisture-proof power cable according to the present invention;
fig. 6 is a schematic structural diagram of a novel water-blocking moisture-proof power cable according to embodiment 3 of the present invention;
fig. 7 is a schematic structural diagram of a protective armor structure of a novel water-blocking moisture-proof power cable according to embodiment 3 of the present invention.
In the figure: 1 insulating core sleeve, 2 insulating shielding layers, 3 inner water-blocking tape layers, 4 flexible buffer layers, 5 protective armoring mechanisms, 511 heat absorbing pieces, 512 connecting pieces, 513 heat radiating pieces, 514 guide pillars, 515 fixing ring pieces, 521 elastic membranes, 522 connecting supporting plates, 523 supporting pieces, 524 auxiliary supporting pieces, 525 reinforcing ribs, 531 cavities, 532 capillaries, 533 plugs, 534 dispersing capsule balls, 535 membrane tubes, 536 capillary holes, 6 separating strips, 7 protective convex marks, 8 outer water-blocking tape layers, 9 metal woven shielding layers, 10 asphalt protective layers, 11 plastic membrane tapes, 12 wear-resistant sheaths, 13 cable conductors and 14 conductor shielding layers.
Detailed Description
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Example 1:
referring to fig. 1-2, a novel water-blocking and moisture-proof power cable comprises an insulating core sleeve 1, a cable conductor 13 is arranged inside the insulating core sleeve 1, a conductor shielding layer 14 is arranged between the outer side of the cable conductor 13 and the insulating core sleeve 1, an insulating shielding layer 2 is coated on the outer side of the insulating core sleeve 1, an inner water-blocking tape layer 3 is coated on the outer side of the insulating shielding layer 2, a flexible buffer layer 4 is coated on the outer side of the inner water-blocking tape layer 3, an outer water-blocking tape layer 8 is coated on the outer side of the flexible buffer layer 4, a metal braided shielding layer 9 is coated on the outer side of the outer water-blocking tape layer 8, an asphalt protective layer 10 is coated on the outer side of the metal braided shielding layer 9, a plastic film tape 11 is coated on the outer side of the asphalt protective layer 10, a wear-resistant sheath 12 is coated on the outer side of the plastic film tape 11, a plurality of protection convex marks 7 distributed spirally are arranged on the outer surface of the wear-resistant sheath 12, a protection mechanism 5 and a separation strip 6 are arranged between the metal braided shielding layer 9 and the insulating core sleeve 1, and the protective armoring mechanism 5 and the separation strips 6 penetrate through the insulator shielding layer 2, the inner water blocking tape layer 3, the flexible buffer layer 4 and the outer water blocking tape layer 8.
In the invention, an inner water-blocking tape layer 3 and an outer water-blocking tape layer 8 are arranged, double water blocking is realized, an asphalt protective layer 10 is arranged on the lower side of a plastic film tape 11, the asphalt protective layer 10 is extruded in the plastic film tape 11 in a cementing manner, asphalt fills in woven meshes of a metal woven shielding layer 9, heat is generated inside the cable when the cable is used, the heat is transmitted to the metal woven shielding layer 9 through a protective armor mechanism 5 and a separation strip 6 to dissipate heat, so that the liquidity of an asphalt layer is increased, when a wear-resistant sheath 12 on the surface layer of the cable is damaged and cracks occur, the cementing asphalt quickly fills the cracks, the penetrating water is extruded out, insect and rat repellents can be added into asphalt raw materials during production, when the cracks occur, peculiar smell of the chemicals and the asphalt is dissipated through the cracks, effective insect and rat repellents are effectively repelled, and the asphalt is quickly solidified when encountering a wet and cold environment in a tunnel, so that the water penetration into the cable is further avoided, the reinforcing cable block water, dampproofing effect, and simultaneously, consolidate with parting strip 6 through protection armor mechanism 5 between the multilayer structure of cable, stability between the reinforcing cable inner structure, avoid the cable laying, bending and breaking phenomenon appears in the application, improve the stability in use of cable, secondly, the setting of protection convex mark 7, pull at the cable, when the vibration, when foreign matter contact such as surface and ground, at first wearing and tearing be protection convex mark 7, improve the protection effect to the cable surface layer, when the gallery uses, it is protruding that protection convex mark 7 constitutes the waterlogging caused by excessive rainfall, avoid the cable surface drop of water to adhere to.
As a further scheme in the present invention, the protective sheathing mechanism 5 includes a heat absorbing member 511 embedded in the insulating core sleeve 1, and a heat dissipating member 513 embedded in the inner layer of the metal braided shielding layer 9, and a connecting member 512 having an arc structure is disposed between the heat absorbing member 511 and the heat dissipating member 513, the heat absorbing member 511 is distributed around the cable conductor 13 in an arc shape, when the cable transmits power, heat generated by the cable conductor 13 is transferred to the metal braided shielding layer 9 through the heat absorbing member 511, the connecting member 512 and the heat dissipating member 513, and then transferred to the surface layer of the cable for dissipation, so as to improve the heat dissipation efficiency of the cable core, and then the heat dissipating member 513 forms a sheath in the middle of the cable, and cooperates with the metal braided shielding layer 9 to enhance the puncture and abrasion resistance of the cable, thereby improving the stability of the cable in use.
As a further scheme in the present invention, the protective armoring mechanism 5 further includes a plurality of guide posts 514 disposed outside the heat sink 513, and the outer side of the guide posts 514 is provided with fixing ring pieces 515 distributed annularly, the guide posts 514 penetrate through the pores of the metal braided shield layer 9, the fixing ring pieces 515 are wrapped inside the asphalt protective layer 10, and the glued asphalt is firmly adsorbed and fixed by means of the guide posts 514 and the pores of the metal braided shield layer 9, so as to enhance the stability of the asphalt protective layer 10, enhance the heat transfer to the central portion of the asphalt, and slowly seep the asphalt when the crushed pores appear on the cable surface, so as to enhance the adhesion effect of the asphalt, and meanwhile, an outermost elastic armor is formed between the plurality of fixing ring pieces 515 when the cable is applied, so as to avoid direct contact with the metal braided shield layer 9 when the surface is worn, thereby enhancing the wear resistance and the shielding property.
As a further scheme in the present invention, the separation strip 6 is clamped between the heat dissipation members 513, the bottom end of the separation strip 6 and the insulating core sleeve 1 are integrally formed, the middle layer structure of the cable is divided by the separation strip 6, and meanwhile, the separation strip 6 is used to connect the inner layer structure and the outer layer structure of the cable, so as to firmly position the protective armor mechanism 5 between the separation strips 6, avoid the structural separation when the cable is twisted or bent, enhance the mechanical strength of the cable, and maintain the stability of the inner structure of the cable.
Example 2:
referring to fig. 3-4, a novel water-blocking and moisture-proof power cable comprises an insulating core sleeve 1, a cable conductor 13 is arranged inside the insulating core sleeve 1, a conductor shielding layer 14 is arranged between the outer side of the cable conductor 13 and the insulating core sleeve 1, an insulating shielding layer 2 is coated on the outer side of the insulating core sleeve 1, an inner water-blocking tape layer 3 is coated on the outer side of the insulating shielding layer 2, a flexible buffer layer 4 is coated on the outer side of the inner water-blocking tape layer 3, an outer water-blocking tape layer 8 is coated on the outer side of the flexible buffer layer 4, a metal braided shielding layer 9 is coated on the outer side of the outer water-blocking tape layer 8, an asphalt protective layer 10 is coated on the outer side of the metal braided shielding layer 9, a plastic film tape 11 is coated on the outer side of the asphalt protective layer 10, a wear-resistant sheath 12 is coated on the outer side of the plastic film tape 11, a plurality of protection convex marks 7 distributed spirally are arranged on the outer surface of the wear-resistant sheath 12, a protection mechanism 5 and a separation strip 6 are arranged between the metal braided shielding layer 9 and the insulating core sleeve 1, and the protective armoring mechanism 5 and the separation strips 6 penetrate through the insulator shielding layer 2, the inner water blocking tape layer 3, the flexible buffer layer 4 and the outer water blocking tape layer 8.
The protection armoring mechanism 5 is including embedding into the inside section of insulating core cover 1 and being the elastic diaphragm 521 of C type structure, and inlay the support piece 523 who inlays in metal woven shield 9 inlayer, be provided with between elastic diaphragm 521 and the support piece 523 and be connected fagging 522, elastic diaphragm 521, it is the heliciform distribution to connect fagging 522 and support piece 523, through elastic diaphragm 521 in the cable, it forms heliciform overhead structure to connect fagging 522 and support piece 523, reduce the dead weight of cable, simultaneously, form outside armor through outside arc support piece 523, strengthen the puncture-proof effect of cable, and can be with cable center heat transfer to the outside, secondly, its heliciform distribution structure, effectively improve the inside supporting effect and the antitorque distortion effect of cable, avoid the cable to receive the pressure damage.
The surface of one side of division strip 6 is connected with support piece 523, vice support piece 524, and division strip 6 is the heliciform and distributes, strengthens the joint strength between each layer structure in the middle part of the cable through division strip 6, and division strip 6 separates into independent interval with protection armor mechanism 5, mutual interference when reducing wearing and tearing, strengthens the dampproofing effect of cable.
Example 3:
referring to fig. 5-7, a novel water-blocking and moisture-proof power cable comprises an insulating core sleeve 1, a cable conductor 13 is arranged inside the insulating core sleeve 1, a conductor shielding layer 14 is arranged between the outer side of the cable conductor 13 and the insulating core sleeve 1, an insulating shielding layer 2 is coated on the outer side of the insulating core sleeve 1, an inner water-blocking tape layer 3 is coated on the outer side of the insulating shielding layer 2, a flexible buffer layer 4 is coated on the outer side of the inner water-blocking tape layer 3, an outer water-blocking tape layer 8 is coated on the outer side of the flexible buffer layer 4, a metal braided shielding layer 9 is coated on the outer side of the outer water-blocking tape layer 8, an asphalt protective layer 10 is coated on the outer side of the metal braided shielding layer 9, a plastic film tape 11 is coated on the outer side of the asphalt protective layer 10, a wear-resistant sheath 12 is coated on the outer side of the plastic film tape 11, a plurality of protection convex marks 7 distributed spirally are arranged on the outer surface of the wear-resistant sheath 12, a protection mechanism 5 and a separation strip 6 are arranged between the metal braided shielding layer 9 and the insulating core sleeve 1, and the protective armoring mechanism 5 and the separation strips 6 penetrate through the insulator shielding layer 2, the inner water blocking tape layer 3, the flexible buffer layer 4 and the outer water blocking tape layer 8.
A dispersion balloon 534 is arranged on the outer side of a section of the capillary 532 in the middle of the flexible buffer layer 4, dense capillary holes 536 are arranged on the outer surface of the dispersion balloon 534, a membrane tube 535 connected with the capillary 532 and a plug 533 is arranged inside the dispersion balloon 534, after the plug 533 is removed, a gel substance part overflows from the top of the membrane tube 535 to fill up a damaged part, a part of the gel substance enters the dispersion balloon 534 and permeates into the flexible buffer layer 4 through the capillary holes 536, the flexible buffer layer 4 is solidified into a firm armor to prevent the damaged part from extending inwards again, and water on the outer side is blocked, so that the water-blocking and moisture-proof effects are further enhanced.
When the cable is used, the inner water-blocking tape layer 3 and the outer water-blocking tape layer 8 are arranged in the cable, double-layer water blocking is realized, the asphalt protective layer 10 is arranged on the lower side of the plastic film tape 11, the asphalt protective layer 10 is extruded in the plastic film tape 11 in a binding manner, asphalt fills in woven meshes of the metal woven shielding layer 9, heat is generated inside the cable when the cable is used, the heat is transmitted to the metal woven shielding layer 9 through the protective armoring mechanism 5 and the separating strips 6 to dissipate heat, so that the liquidity of an asphalt layer is increased, when a wear-resistant sheath 12 on the surface layer of the cable is damaged and cracks appear, the bound asphalt quickly fills in the gaps, permeated water is extruded out, insect and rat repellents can be added into asphalt raw materials during production, when the cracks appear, peculiar smells of the agents and the asphalt are diffused through the cracks, effective insect and rat repellents are effectively repelled, and the asphalt is quickly solidified when encountering a wet and cold environment in a tunnel, so that the water is further prevented from permeating into the cable, the effect of blocking water, dampproofing of reinforcing cable, simultaneously, consolidate with parting bead 6 through protection armoring mechanism 5 between the multilayer structure of cable, stability between the reinforcing cable inner structure avoids the cable to appear buckling fracture phenomenon laying, the application, improves the stability in use of cable, secondly, the setting of protection convex mark 7, when the cable pulls, vibrates, when foreign matter contact such as surface and ground, at first wearing and tearing be protection convex mark 7.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a novel dampproofing power cable blocks water, includes insulating core cover (1), the inside of insulating core cover (1) is provided with cable conductor (13), and is provided with conductor shield (14) between the outside of cable conductor (13) and insulating core cover (1), its characterized in that, the outside cladding of insulating core cover (1) has insulator shielding layer (2), and the outside cladding of insulator shielding layer (2) has interior water blocking tape layer (3), the outside cladding of interior water blocking tape layer (3) has flexible buffer layer (4), and the outside cladding of flexible buffer layer (4) has outer water blocking tape layer (8), the outside cladding of outer water blocking tape layer (8) has metal woven shield (9), and the outside cladding of metal woven shield (9) has pitch protective layer (10), the outside cladding of pitch protective layer (10) has plastic film area (11), and the outside cladding of plastic film area (11) has wear-resisting sheath (12), wear-resisting sheath (12) surface is provided with protection convex mark (7) that multichannel heliciform distributes, be provided with protection armor mechanism (5) and parting bead (6) between metal woven shield (9) and insulating core cover (1), and protection armor mechanism (5) and parting bead (6) all run through insulator shielding layer (2), interior water band layer (3), flexible buffer layer (4) and outer band layer (8) that blocks water.
2. A novel water-blocking moisture-proof power cable as claimed in claim 1, wherein the protective armor mechanism (5) comprises a heat absorbing member (511) embedded in the insulating core sleeve (1) and a heat dissipating member (513) embedded in the inner layer of the metal braided shielding layer (9), a connecting member (512) having an arc structure is arranged between the heat absorbing member (511) and the heat dissipating member (513), and the heat absorbing member (511) is distributed around the cable conductor (13) in an arc shape.
3. A novel water-blocking moisture-proof power cable as claimed in claim 2, wherein the protective sheathing mechanism (5) further comprises a plurality of guide posts (514) disposed outside the heat dissipating member (513), and the outer sides of the guide posts (514) are provided with annularly distributed retaining ring pieces (515), and the guide posts (514) penetrate through the pores of the metal braided shielding layer (9).
4. A novel water-blocking moisture-proof power cable as claimed in claim 3, characterized in that the separation strip (6) is clamped between the heat dissipation members (513), and the bottom end of the separation strip (6) and the insulating core sleeve (1) are in an integrated structure.
5. A novel water-blocking moisture-proof power cable as claimed in claim 1, wherein the protective armor mechanism (5) comprises an elastic membrane (521) embedded in the insulating core sleeve (1) and having a C-shaped cross section, and a support member (523) embedded in the inner layer of the metal braided shielding layer (9), a connection supporting plate (522) is arranged between the elastic membrane (521) and the support member (523), and the elastic membrane (521), the connection supporting plate (522) and the support member (523) are spirally distributed.
6. A novel water-blocking moisture-proof power cable as claimed in claim 5, characterized in that the protective armor mechanism (5) further comprises a secondary support member (524) disposed in the middle of the flexible buffer layer (4), the secondary support member (524) is connected between two connection supporting plates (522), and a plurality of arc-shaped reinforcing ribs (525) are disposed between the two connection supporting plates (522).
7. A novel water-blocking moisture-proof power cable as claimed in claim 6, wherein one side surface of the separation strip (6) is connected with the support member (523) and the auxiliary support member (524), and the separation strip (6) is spirally distributed.
8. A novel water-blocking moisture-proof power cable as claimed in claim 1, wherein the protective armor mechanism (5) comprises a cavity (531) distributed inside the insulating core sleeve (1), a plurality of capillary tubes (532) penetrating through the insulating shielding layer (2), the inner water-blocking tape layer (3) and the flexible buffer layer (4) are distributed outside the cavity (531), and the end of each capillary tube (532) is provided with a plug (533) embedded into the inner layer of the outer water-blocking tape layer (8).
9. A novel water-blocking moisture-proof power cable as claimed in claim 8, wherein a dispersion balloon (534) is disposed outside a section of the capillary (532) located in the middle of the flexible buffer layer (4), the outer surface of the dispersion balloon (534) is provided with densely-distributed capillary pores (536), and a membrane tube (535) connected with the capillary (532) and the plug (533) is disposed inside the dispersion balloon (534).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210039483.0A CN114334268A (en) | 2022-01-13 | 2022-01-13 | Novel dampproofing power cable blocks water |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210039483.0A CN114334268A (en) | 2022-01-13 | 2022-01-13 | Novel dampproofing power cable blocks water |
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| CN114334268A true CN114334268A (en) | 2022-04-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115762886A (en) * | 2022-12-13 | 2023-03-07 | 山东悦森智能科技有限责任公司 | Waterproof low-voltage power cable and preparation method thereof |
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2022
- 2022-01-13 CN CN202210039483.0A patent/CN114334268A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115762886A (en) * | 2022-12-13 | 2023-03-07 | 山东悦森智能科技有限责任公司 | Waterproof low-voltage power cable and preparation method thereof |
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