CN211320886U

CN211320886U - Wind power cable

Info

Publication number: CN211320886U
Application number: CN201922313095.3U
Authority: CN
Inventors: 刘利明
Original assignee: Qingdao Yansanhi Cable Technology Co ltd
Current assignee: Qingdao Yansanhi Cable Technology Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-08-21
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a wind power cable, which comprises a housin, casing and lid include the metal protection layer in the outside, the metal protection layer inboard is provided with the waterproof layer, the waterproof layer inboard is provided with the insulating layer, all be provided with the cable conductor in the buckle, the cable conductor includes the armor in the outside, the armor inboard is provided with elastic protection layer, the elastic protection layer inboard is provided with fire-retardant layer, fire-retardant in situ side is provided with the insulating layer, be provided with a plurality of sinle silks in the insulating layer. The utility model discloses in, lay wind power cable subaerial, very big saving wind power cable lay the cost, casing and lid can protect wind power cable to avoid the erosion simultaneously, make wind power cable's life greatly increased, take off the lid from the casing moreover, again will separate buckle and casing, can carry out omnidirectional point inspection, maintenance and maintenance to wind power cable, the degree of difficulty is low, and is efficient, is worth wideling popularize.

Description

Wind power cable

Technical Field

The utility model relates to the technical field of cables, especially, relate to a wind power cable.

Background

The wind power generation is the power generation mode which has the fastest and most mature technical development and has the greatest large-scale development and commercialization prospect in the current renewable energy sources, simultaneously, the wind energy is inexhaustible, the wind power generation system is a clean and renewable green energy source, has important promotion effects on adjusting the energy structure, reducing the environmental pollution, realizing the sustainable development and the like, the wind power generation in China is also in vigorous development, but from the current development speed, the installed capacity of the wind power generation in China can far exceed the development plan reserved by the nation, the investment cost of the wind power generation is higher at present, but along with the continuous improvement of the wind power technology, the cost of the wind power generation can be gradually reduced, the thermal power cost of the wind power generation system is close to the thermal power cost of the future, the wind power generation system mainly comprises mechanisms such as a wind wheel, a transmission mechanism, a generator, a tower barrel, windward and speed limiting, and the like, the power generation principle, the rotating shaft of the generator is driven to rotate through the transmission mechanism, and mechanical energy is converted into electric energy.

The wind power cable is an important part in wind power generation, electric power generated by wind power generation can be transmitted to a distant place through the wind power cable to supply power for a city, but most of the conventional wind power cables are laid deeply underground or erected aloft, a large amount of manpower and financial resources are consumed in both the conventional wind power cable laying mode and the conventional wind power cable laying mode, the construction time is long, the laying cost is very high, the wind power cable laid underground is greatly influenced by natural disasters such as earthquakes, the high-altitude erection is seriously influenced by terrains, the wind power cable laid underground or aloft is deeply buried, and the later-stage point inspection, maintenance and maintenance work difficulty on the wind power cable is very high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a wind power cable.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a wind power cable, includes the casing, the equal fixedly connected with fixed block in casing top both ends, the fixed block top is provided with the lid, casing and lid include the metal protection layer in the outside, the metal protection layer inboard is provided with the waterproof layer, the waterproof layer inboard is provided with the insulating layer, the insulating layer inboard is provided with the organic silica gel layer, both sides all are provided with the buckle in the casing, all be provided with the cable conductor in the buckle, the cable conductor includes the armor in the outside, the armor inboard is provided with elastic protection layer, the elastic protection layer inboard is provided with fire-retardant layer, fire-retardant in situ side is provided with the insulating layer, be provided with a plurality of sinle silks in the insulating.

As a further description of the above technical solution:

the equal fixedly connected with locating piece in casing outside both ends and the equal fixedly connected with locating pin in locating piece bottom.

As a further description of the above technical solution:

both sides of the cover body are connected with the fixing blocks through first bolts.

As a further description of the above technical solution:

both sides of the cover body and the top of the fixing block are provided with screw holes corresponding to the first bolts.

As a further description of the above technical solution:

and a sealing gasket is arranged between the outer diameter of the middle part of the first bolt and the top of the cover body.

As a further description of the above technical solution:

and the two ends of the retaining ring are connected with the shell through second bolts.

As a further description of the above technical solution:

and screw holes corresponding to the second bolts are formed in the two ends of the retaining ring and the shell.

The utility model discloses following beneficial effect has:

1. in the utility model, firstly, the outer layer of the wire core is wrapped with the isolation protective layer, and the stranded wire cores are hinged together, then the outer side is wrapped with the insulating layer, the flame retardant layer, the elastic protective layer and the armor layer in turn to form a bundle of cable wires, when the wind power cable is laid, the shell is firstly placed on the ground, the positioning pins at two sides are inserted into the ground to fix the shell, then the plurality of bundles of cable wires are fixed in the shell by the buckles, the buckles are fixedly connected with the inner wall of the shell by the second bolts, the cover body is fixedly connected with the top of the shell by the first bolts, thus the wind power cable can be laid on the ground, the laying of the wind power cable is not influenced by natural disasters such as earthquake and the like and also not influenced by the terrain, the laying cost of the wind power cable is greatly saved, meanwhile, the multilayer structures of the metal protective layer, the service life of the wind power cable is greatly prolonged.

2. The utility model discloses in, if need carry out some examination, maintenance and maintenance to wind-force cable, will first bolt screw out from the screw earlier, take off the lid from the casing, screw out the second bolt from the screw again, with buckle and casing separation, can carry out the omnidirectional to wind-force cable some examination, maintain and maintain, the degree of difficulty is low, and is efficient, is worth wideling popularize.

Drawings

Fig. 1 is a schematic structural view of a wind power cable according to the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is an enlarged view at B in fig. 1.

Illustration of the drawings:

1. a housing; 2. a cover body; 3. positioning blocks; 4. positioning pins; 5. a metal protective layer; 6. a waterproof layer; 7. a thermal insulation layer; 8. an organic silica gel layer; 9. a fixed block; 10. a first bolt; 11. sealing gaskets; 12. a retaining ring; 13. a second bolt; 14. a cable wire; 15. an armor layer; 16. an elastic protective layer; 17. A flame retardant layer; 18. an insulating layer; 19. an isolation protection layer; 20. and a wire core.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a wind power cable comprises a shell 1, wherein both ends of the top of the shell 1 are fixedly connected with fixing blocks 9, the top of each fixing block 9 is provided with a cover body 2, the shell 1, the fixing blocks 9 and the cover bodies 2 form a sealed space which can protect a cable 14 from being corroded by an external environment, the shell 1 and the cover bodies 2 comprise an outer metal protection layer 5, the metal protection layer 5 mainly plays a role in supporting and protecting and can bear large impact force, a waterproof layer 6 is arranged on the inner side of the metal protection layer 5, the waterproof layer 6 can prevent water vapor outside the shell 1 from entering the shell 1 to corrode the cable 14, a heat insulation layer 7 is arranged on the inner side of the waterproof layer 6, the heat insulation layer 7 can insulate high temperature outside the shell 1, an organic silica gel layer 8 is arranged on the inner side of the heat insulation layer 7, the organic, can fix cable conductor 14 in casing 1 through buckle 12, cable conductor 14 includes the armor 15 in the outside, armor 15 can play the support guard action to sinle silk 20 in the outside, armor 15 inboard is provided with elastic protection layer 16, elastic protection layer 16 can cushion external impact force to sinle silk 20's harm, elastic protection layer 16 inboard is provided with fire-retardant layer 17, fire-retardant layer 17 is for increasing cable conductor 14's fire resistance, fire-retardant layer 17 inboard is provided with insulating layer 18, insulating layer 18 can prevent sinle silk 20 electric leakage, be provided with a plurality of sinle silks 20 in the insulating layer 18, sinle silk 20 external diameter department all is provided with isolation and protection layer 19, isolation and protection layer 19 has the effect of insulating and buffering, can prevent each sinle silk 20 interact in the cable conductor 14.

The two ends of the outer side of the shell 1 are fixedly connected with positioning blocks 3, the bottoms of the positioning blocks 3 are fixedly connected with positioning pins 4, the positioning pins 4 are inserted into the ground, the shell 1 can be fixed on the ground through the positioning pins 4 and the positioning blocks 3, the shell 1 is prevented from moving, the two sides of the cover body 2 are connected with the fixing blocks 9 through first bolts 10, screw holes corresponding to the first bolts 10 are formed in the two sides of the cover body 2 and the tops of the fixing blocks 9, the cover body 2 can be fixedly arranged on the fixing blocks 9 through screwing the first bolts 10 into the screw holes in the cover body 2 and the fixing blocks 9, so that the cover body 2 is fixedly connected with the shell 1, in addition, a sealing gasket 11 is arranged between the outer diameter of the middle part of the first bolt 10 and the top of the cover body 2, the sealing gasket 11 can prevent water vapor from entering the shell 1 from the first bolts 10 to corrode wind, and both ends of the retaining ring 12 and the housing 1 are provided with screw holes corresponding to the second bolts 13, and the retaining ring 12 can be fixedly installed in the housing 1 by screwing the second bolts 13 into the screw holes on the retaining ring 12 and the housing 1.

The working principle is as follows: firstly, wrapping an isolation protective layer 19 on the outer layer of a wire core 20, hinging a plurality of wire cores 20 together, wrapping an insulating layer 18 on the outer side, wrapping a flame-retardant layer 17 on the outer side of the insulating layer 18, wrapping an elastic protective layer 16 and an armor layer 15 on the outer side of the flame-retardant layer 17 to form a bundle of cables 14, putting a shell 1 on the ground, inserting a positioning pin 4 into the ground, fixing the shell 1 on the ground through a positioning block 3 and the positioning pin 4, fixing each bundle of cables 14 at the inner bottom of the shell 1 by using a snap ring 12, fixedly connecting the snap ring 12 at the inner bottom of the shell 1 by using a second bolt 13, sleeving a sealing gasket 11 on a first bolt 10, putting a cover body 2 on the top of the shell 1, and fixedly installing the cover body 2 on a fixing block 9 by using the first bolt 10, thereby fixedly connecting the cover body 2 and the shell 1 with, the laying of the wind power cable can be completed, if the wind power cable needs to be checked, maintained and maintained, the first bolt 10 is firstly screwed out, the cover body 2 is taken down from the shell body 1, the second bolt 13 is screwed out, the retaining ring 12 is taken down from the shell body 1, and the omnibearing checking, maintenance and maintenance can be carried out on the wind power cable.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A wind power cable comprising a housing (1), characterized in that: the cable comprises a shell (1), wherein fixed blocks (9) are fixedly connected to two ends of the top of the shell (1), a cover body (2) is arranged on the top of the fixed block (9), the shell (1) and the cover body (2) comprise outer metal protection layers (5), waterproof layers (6) are arranged on the inner sides of the metal protection layers (5), heat insulation layers (7) are arranged on the inner sides of the waterproof layers (6), organic silica gel layers (8) are arranged on the inner sides of the heat insulation layers (7), buckles (12) are arranged on two sides in the shell (1), cable bodies (14) are arranged in the buckles (12), the cable bodies (14) comprise outer armor layers (15), elastic protection layers (16) are arranged on the inner sides of the armor layers (15), flame retardant layers (17) are arranged on the inner sides of the elastic protection layers (16), a plurality of wire cores (20) are arranged in the insulating layer (18), and isolation protective layers (19) are arranged at the outer diameters of the wire cores (20).

2. A wind power cable according to claim 1, wherein: the shell is characterized in that the two ends of the outer side of the shell (1) are fixedly connected with positioning blocks (3) and positioning pins (4) are fixedly connected to the bottoms of the positioning blocks (3).

3. A wind power cable according to claim 1, wherein: both sides of the cover body (2) are connected with the fixing block (9) through first bolts (10).

4. A wind power cable according to claim 1, wherein: both sides of the cover body (2) and the top of the fixing block (9) are provided with screw holes corresponding to the first bolts (10).

5. A wind power cable according to claim 4, wherein: a sealing gasket (11) is arranged between the outer diameter of the middle part of the first bolt (10) and the top of the cover body (2).

6. A wind power cable according to claim 1, wherein: and two ends of the retaining ring (12) are connected with the shell (1) through second bolts (13).

7. A wind power cable according to claim 1, wherein: and screw holes corresponding to the second bolts (13) are formed in both ends of the retaining ring (12) and the shell (1).