CN216353482U - Novel dampproofing power cable blocks water - Google Patents
Novel dampproofing power cable blocks water Download PDFInfo
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- CN216353482U CN216353482U CN202122997140.9U CN202122997140U CN216353482U CN 216353482 U CN216353482 U CN 216353482U CN 202122997140 U CN202122997140 U CN 202122997140U CN 216353482 U CN216353482 U CN 216353482U
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Abstract
The utility model provides a novel water-blocking moisture-proof power cable, which belongs to the technical field of power cables and aims to solve the problem that the existing power cable is not provided with a good protection mechanism, so that the existing power cable is easy to damage to a certain extent due to extrusion collision during laying and installation; the protection effect of the conventional power cable on the cable core is poor; comprises a metal strip; a cable layer is arranged on the outer side of the metal strip, and a moisture-proof layer is arranged on the outer side of the cable layer; a reinforcing layer is arranged on the outer side of the moisture-proof layer, and a waterproof layer is arranged on the outer side of the reinforcing layer; a protective layer is arranged on the outer side of the waterproof layer; through being provided with support bar and protective strip, realized carrying out the effect of buffering to power cable, played and prevented to appear receiving the damaged effect of certain degree because of the extrusion collision when power cable lays the installation, effectually prevented that power cable has reduced the moisture resistance that blocks water because of the damage.
Description
Technical Field
The utility model belongs to the technical field of power cables, and particularly relates to a novel water-blocking moisture-proof power cable.
Background
The power cable is used for main line transmission and distribution of high-power electric energy in a power system, is usually used for underwater power transmission lines of river-crossing sea, urban underground power grids and power supply inside industrial and mining enterprises, and mainly comprises four parts, namely a wire core, an insulating layer, a shielding layer and a protective layer.
Based on the above, the existing power cable has no good protection mechanism, so that the cable is easily damaged to a certain extent due to extrusion collision during laying and installation, and the water blocking and moisture resistance of the power cable is reduced; and the existing power cable has poor effect of protecting the wire core, so that the wire core is easily damaged, and the safety of the power cable is reduced.
Therefore, in view of the above, research and improvement are performed on the existing structure and defects, and a novel water-blocking moisture-proof power cable is provided in order to achieve the purpose of higher practical value.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a novel water-blocking moisture-proof power cable, which aims to solve the problem that the existing power cable proposed in the background art is not provided with a good protection mechanism, so that the cable is easy to be damaged to a certain extent due to extrusion collision during laying and installation; and the existing power cable has poor effect on protecting the cable core.
The utility model relates to a novel waterproof and moistureproof power cable, which is achieved by the following specific technical means:
a novel water-blocking moisture-proof power cable comprises a metal strip; a cable layer is arranged on the outer side of the metal strip, and a moisture-proof layer is arranged on the outer side of the cable layer; the cable layer includes: the inner insulating layer is fixedly arranged on the outer side of the metal strip; the insulating strip is fixedly arranged on the outer side of the inner insulating layer, and a rhombic cavity is formed in the insulating strip; a reinforcing layer is arranged on the outer side of the moisture-proof layer, and a waterproof layer is arranged on the outer side of the reinforcing layer; and a protective layer is arranged on the outer side of the waterproof layer.
Further, the cable layer includes: the outer insulating layer is fixedly arranged on the outer side of the insulating strip, and insulating fillers are filled between the outer insulating layer and the inner insulating layer; and the cable core is arranged between the inner insulating layer and the outer insulating layer and is positioned between the two groups of insulating strips.
Further, the moisture barrier includes: the moisture-proof outer layer is arranged on the outer side of the outer insulating layer; the barrier strips are fixedly arranged between the moisture-proof outer layer and the outer insulating layer, and two groups of barrier strips are arranged in a triangular structure; and water-blocking filler is filled between the two groups of the barrier strips.
Further, the reinforcing layer includes: the reinforced outer layer is arranged on the outer side of the moisture-proof outer layer, and polypropylene fibers are filled between the reinforced outer layer and the moisture-proof outer layer; the aluminum-magnesium alloy strip is fixedly arranged between the reinforcing outer layer and the moisture-proof outer layer.
Further, the waterproof layer includes: the waterproof inner layer is fixedly arranged on the outer side of the reinforced outer layer; the waterproof strip is fixedly arranged on the outer side of the waterproof inner layer; waterproof skin, waterproof skin are fixed to be set up in the waterproof strip outside, and it has the powder filler that blocks water to fill between waterproof skin and the waterproof inlayer.
Further, the protective layer includes: the protective inner layer is fixedly arranged on the outer side of the waterproof outer layer; the protective strip is arranged on the outer side of the protective inner layer, and the main body of the protective strip is of a U-shaped structure; the supporting strips are fixedly arranged between the protective inner layer and the protective strips, and water-blocking powder fillers are filled between the supporting strips and the protective strips; the ventilation hole is opened inside the protection inner layer.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the supporting strips and the protecting strips are arranged, so that the effect of buffering the power cable is realized, the effect of preventing the power cable from being damaged to a certain extent due to extrusion collision during laying and installation is achieved, and the moisture resistance of the power cable is effectively prevented from being reduced due to damage; the vent holes are arranged between the two groups of support bars and are arranged in a path array, so that the effect of enhancing air flow is realized, and the effect of preventing moisture in the cable is achieved; is beneficial to the water-blocking and moisture-proof of the power cable.
2. According to the utility model, the metal strip and the aluminum magnesium alloy strip are arranged, so that the effect of protecting the wire core is realized, and the effect of preventing the wire core from being damaged to a certain extent due to pulling during laying and installation is achieved; the outer insulating layer and the inner insulating layer are matched with the rhombic cavities in the insulating strips, so that the purpose of buffering and damping the wire core is achieved, and the effect of preventing the wire core from being broken and damaged due to extrusion is achieved; the protection of the wire core is facilitated, and the safety of the power cable is enhanced.
3. In the utility model, the waterproof powder filler arranged between the waterproof outer layer and the waterproof inner layer realizes the waterproof effect on the wire core; the polypropylene fiber filled between the reinforcing outer layer and the moisture-proof outer layer is utilized to achieve the purpose of preventing water and moisture of the wire core; the practicality of the power cable is enhanced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the protective layer structure of the present invention.
Fig. 3 is a schematic view of the waterproof layer structure of the present invention.
Fig. 4 is a schematic view of the moisture barrier construction of the present invention.
Fig. 5 is a schematic view of the cable layer structure of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a metal strip;
2. a cable layer; 201. an inner insulating layer; 202. an insulating strip; 203. an outer insulating layer; 204. a cable core;
3. a moisture barrier; 301. a moisture-proof outer layer; 302. a barrier strip;
4. a reinforcing layer; 401. a reinforcing outer layer; 402. an aluminum magnesium alloy strip;
5. a waterproof layer; 501. a waterproof inner layer; 502. a waterproof strip; 503. a waterproof outer layer;
6. a protective layer; 601. a protective inner layer; 602. a protective strip; 603. a supporting strip; 604. a vent hole.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 5:
the utility model provides a novel waterproof and moistureproof power cable which comprises a metal strip 1; a cable layer 2 is arranged on the outer side of the metal strip 1, and a moisture-proof layer 3 is arranged on the outer side of the cable layer 2; the cable layer 2 includes: the cable comprises an inner insulating layer 201, an insulating strip 202, an outer insulating layer 203 and a cable core 204, wherein the inner insulating layer 201 is fixedly arranged on the outer side of a metal strip 1; the insulating strips 202 are fixedly arranged outside the inner insulating layer 201, and the insulating strips 202 are fixed in an annular array; a rhombic cavity is formed in the insulating strip 202; the outer insulating layer 203 is fixedly arranged on the outer side of the insulating strip 202, and insulating fillers are filled between the outer insulating layer 203 and the inner insulating layer 201; the cable core 204 is arranged between the inner insulating layer 201 and the outer insulating layer 203, and the cable core 204 is positioned between the two groups of insulating strips 202; the main body of the cable core 204 is made of a water-blocking conductor material; the concrete functions are as follows: the outer insulating layer 203 and the inner insulating layer 201 are matched with the rhombic cavities in the insulating strips 202, so that the purpose of buffering and damping the wire core is achieved, and the wire core is prevented from being broken and damaged due to extrusion; a reinforcing layer 4 is arranged on the outer side of the moisture-proof layer 3, and a waterproof layer 5 is arranged on the outer side of the reinforcing layer 4; the reinforcing layer 4 includes: the outer layer 401 is arranged outside the moisture-proof outer layer 301, and polypropylene fibers are filled between the outer layer 401 and the moisture-proof outer layer 301; the aluminum magnesium alloy strips 402 are fixedly arranged between the reinforcing outer layer 401 and the moisture-proof outer layer 301, and the aluminum magnesium alloy strips 402 are arranged in an annular array; the concrete functions are as follows: by arranging the metal strip 1 and the aluminum magnesium alloy strip 402, the effect of protecting the wire core is realized, and the effect of preventing the wire core from being damaged to a certain extent due to pulling during laying and installation is achieved; and a protective layer 6 is arranged on the outer side of the waterproof layer 5.
As shown in fig. 4, the moisture barrier 3 includes: the moisture-proof outer layer 301 is arranged on the outer side of the outer insulating layer 203; the barrier strips 302 are fixedly arranged between the moisture-proof outer layer 301 and the outer insulating layer 203, and the barrier strips 302 are in an inclined structure; the barrier strips 302 are arranged in an annular array, and two groups of barrier strips 302 are arranged in a triangular structure; water-blocking filler is filled between the two groups of the barrier strips 302; the concrete functions are as follows: the polypropylene fiber filled between the reinforcing outer layer 401 and the moisture-proof outer layer 301 is utilized to achieve the purpose of water and moisture prevention for the wire core.
As shown in fig. 3, the waterproof layer 5 includes: the waterproof structure comprises a waterproof inner layer 501, a waterproof strip 502 and a waterproof outer layer 503, wherein the waterproof inner layer 501 is fixedly arranged on the outer side of the reinforced outer layer 401; the waterproof strips 502 are fixedly arranged on the outer side of the waterproof inner layer 501, and the waterproof strips 502 are arranged in an annular array; the waterproof outer layer 503 is fixedly arranged on the outer side of the waterproof strip 502, and waterproof powder filler is filled between the waterproof outer layer 503 and the waterproof inner layer 501; the concrete functions are as follows: the waterproof effect of the wire core is realized by the waterproof powder filler arranged between the waterproof outer layer 503 and the waterproof inner layer 501.
As shown in fig. 2, the protective layer 6 includes: the protective inner layer 601, the protective strips 602, the supporting strips 603 and the vent holes 604, wherein the protective inner layer 601 is fixedly arranged on the outer side of the waterproof outer layer 503; the protection strip 602 is arranged outside the protection inner layer 601, and the main body of the protection strip 602 is arranged into a U-shaped structure; the guard bars 602 are arranged in an annular array; the supporting strip 603 is fixedly arranged between the protective inner layer 601 and the protective strip 602, and water-blocking powder filler is filled between the supporting strip 603 and the protective strip 602; the number of the supporting bars 603 is eight; the vent holes 604 are formed in the protective inner layer 601, and the vent holes 604 are formed in a path array; the vent holes 604 are positioned between the two groups of support bars 603; the concrete functions are as follows: by arranging the supporting bars 603 and the protecting bars 602, the effect of buffering the power cable is realized, the effect of preventing the power cable from being damaged to a certain extent due to extrusion collision during laying and installation is achieved, and the moisture resistance of the power cable due to damage is effectively prevented from being reduced; set up between two sets of support bars 603 through ventilation hole 604, and ventilation hole 604 is the route array and sets up, has realized the effect that the reinforcing air flows, has played the effect of carrying on dampproofing to cable inside.
In another embodiment, as shown in fig. 2, an elastic rubber strip is arranged between the protection strip 602 and the protection inner layer 601, so that under the action of the elastic rubber strip, the effect of buffering and protecting the power cable is achieved, and the effect of preventing the power cable from being damaged to a certain extent due to extrusion collision during laying and installation is achieved.
The specific use mode and function of the embodiment are as follows:
in the utility model, when in use, the cable core 204 is buffered, damped and protected by matching the rhombic cavities in the insulating strip 202 with the outer insulating layer 203 and the inner insulating layer 201; the purposes of buffering and damping the cable core 204 are achieved, and the effect of preventing the cable core 204 from being broken and damaged due to extrusion is achieved; when the protection strip 602 is extruded and collided, the top of the protection strip 602 shrinks inwards to extrude the supporting strip 603, and the impact force is counteracted by the supporting strip 603; the effect of preventing the power cable from being damaged to a certain extent due to extrusion collision during laying and installation is achieved, and the water blocking moisture resistance is effectively prevented from being reduced due to damage of the power cable; the vent holes 604 are arranged between the two groups of support bars 603, and the vent holes 604 are arranged in a path array, so that the effect of enhancing air flow is realized, and the effect of preventing moisture in the cable is achieved; the moisture-proof and water-proof effects are realized on the wire core through the polypropylene fibers filled between the reinforcing outer layer 401 and the moisture-proof outer layer 301; the waterproof effect of the wire core is realized by the waterproof powder filler arranged between the waterproof outer layer 503 and the waterproof inner layer 501; by arranging the metal strip 1 and the aluminum magnesium alloy strip 402, the effect of protecting the wire core is realized, and the effect of preventing the wire core from being damaged to a certain extent due to pulling during laying and installation is achieved; the practicality of the power cable is enhanced.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (6)
1. The utility model provides a novel dampproofing power cable blocks water which characterized in that includes: a metal strip (1); a cable layer (2) is arranged on the outer side of the metal strip (1), and a moisture-proof layer (3) is arranged on the outer side of the cable layer (2); the cable layer (2) comprises: the inner insulating layer (201) and the insulating strip (202), wherein the inner insulating layer (201) is fixedly arranged on the outer side of the metal strip (1); the insulating strip (202) is fixedly arranged on the outer side of the inner insulating layer (201), and a rhombic cavity is formed in the insulating strip (202); a reinforcing layer (4) is arranged on the outer side of the moisture-proof layer (3), and a waterproof layer (5) is arranged on the outer side of the reinforcing layer (4); and a protective layer (6) is arranged on the outer side of the waterproof layer (5).
2. A novel water-blocking moisture-proof power cable as claimed in claim 1, wherein: the cable layer (2) comprises: the outer insulating layer (203), the outer insulating layer (203) is fixedly arranged on the outer side of the insulating strip (202), and insulating fillers are filled between the outer insulating layer (203) and the inner insulating layer (201); the cable core (204) is arranged between the inner insulating layer (201) and the outer insulating layer (203), and the cable core (204) is positioned between the two groups of insulating strips (202).
3. A novel water-blocking moisture-proof power cable as claimed in claim 1, wherein: the moisture barrier (3) comprises: the moisture-proof outer layer (301), the moisture-proof outer layer (301) is arranged on the outer side of the outer insulating layer (203); the barrier strips (302) are fixedly arranged between the moisture-proof outer layer (301) and the outer insulating layer (203), and two groups of barrier strips (302) are arranged in a triangular structure; and water-blocking fillers are filled between the two groups of the barrier strips (302).
4. A novel water-blocking moisture-proof power cable as claimed in claim 1, wherein: the reinforcing layer (4) comprises: the reinforced outer layer (401) is arranged on the outer side of the moisture-proof outer layer (301), and polypropylene fibers are filled between the reinforced outer layer (401) and the moisture-proof outer layer (301); and the aluminum magnesium alloy strip (402) is fixedly arranged between the reinforcing outer layer (401) and the moisture-proof outer layer (301).
5. A novel water-blocking moisture-proof power cable as claimed in claim 1, wherein: the waterproof layer (5) includes: the waterproof inner layer (501), the waterproof inner layer (501) is fixedly arranged on the outer side of the reinforced outer layer (401); the waterproof strip (502), the waterproof strip (502) is fixedly arranged on the outside of the waterproof inner layer (501); waterproof outer (503), waterproof outer (503) are fixed to be set up in waterproof strip (502) outside, and it has the powder filler that blocks water to fill between waterproof outer (503) and waterproof inlayer (501).
6. A novel water-blocking moisture-proof power cable as claimed in claim 1, wherein: the protective layer (6) comprises: the protective inner layer (601), the protective inner layer (601) is fixedly arranged on the outer side of the waterproof outer layer (503); the protective strip (602), the protective strip (602) is arranged on the outer side of the protective inner layer (601), and the main body of the protective strip (602) is arranged to be of a U-shaped structure; the supporting strips (603), the supporting strips (603) are fixedly arranged between the protective inner layer (601) and the protective strips (602), and water-blocking powder fillers are filled between the supporting strips (603) and the protective strips (602); the ventilation hole (604) is opened in the protective inner layer (601).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122997140.9U CN216353482U (en) | 2021-12-02 | 2021-12-02 | Novel dampproofing power cable blocks water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122997140.9U CN216353482U (en) | 2021-12-02 | 2021-12-02 | Novel dampproofing power cable blocks water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216353482U true CN216353482U (en) | 2022-04-19 |
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ID=81158066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122997140.9U Active CN216353482U (en) | 2021-12-02 | 2021-12-02 | Novel dampproofing power cable blocks water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216353482U (en) |
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2021
- 2021-12-02 CN CN202122997140.9U patent/CN216353482U/en active Active
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