CN215057907U

CN215057907U - Attached box type transformer foundation for wind power generation

Info

Publication number: CN215057907U
Application number: CN202121488456.9U
Authority: CN
Inventors: 郭国华; 姜命强; 曾庆贺; 王海东
Original assignee: Sinohydro Bureau 8 Co Ltd
Current assignee: Sinohydro Bureau 8 Co Ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-12-07
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses a box transformer foundation of wind power generation attached type, become the basis including integrated into one piece fashioned wind generating set basis and case, wind generating set basis includes the cylinder basal portion, locate circular cone portion on the cylinder basal portion top surface and locate the cylinder supporting part on the circular cone portion top surface, it has fan tower section of thick bamboo to support on the cylinder supporting part, one side of cylinder basal portion is located to the case becomes the basis, be equipped with the cable box on the case becomes the basis, the cable box supports in circular cone portion, low voltage cable has been buried underground in the wind generating set basis and has worn the pre-buried pipe, the one end and the fan tower section of thick bamboo intercommunication of pre-buried pipe are worn to the low voltage cable, the other end and cable box intercommunication. The wind power generation attached box type transformer foundation is stable in structure, and can reduce the engineering quantity and accelerate the construction progress.

Description

Attached box type transformer foundation for wind power generation

Technical Field

The utility model relates to a basic technical field as substructure especially relates to a box transformer basis of wind power generation attached to.

Background

Wind power generation box-type transformer foundations and fan unit foundations are generally arranged separately, a plate-girder structure is adopted, foundation excavation and treatment need to be carried out independently on the arrangement structure, the arrangement structure is generally implemented after fan foundation construction is completed, the engineering quantity is large, and more construction time is occupied.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the not enough of prior art, provide a stable in structure, can reduce the engineering volume and accelerate the box transformer basis of wind power generation attached to of construction progress.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a box transformer foundation of wind power generation attached to, becomes the basis including integrated into one piece's wind generating set basis and case, wind generating set basis includes the cylinder basal portion, locates circular cone portion on the cylinder basal portion top surface and locates the cylindrical support portion on the circular cone portion top surface, the last support of cylindrical support portion has a fan tower section of thick bamboo, one side of cylinder basal portion is located to the case becomes the basis, be equipped with the cable box on the case becomes the basis, the cable box supports on circular cone portion, it wears the pre-buried pipe to bury low voltage cable in the wind generating set basis underground, the one end and the fan tower section of thick bamboo intercommunication, the other end and the cable box intercommunication of pre-buried pipe are worn to low voltage cable.

As a further improvement of the above technical solution:

the cable box is internally provided with a low-voltage cable chamber and a high-voltage cable chamber, the low-voltage cable chamber is positioned on the conical part, the high-voltage cable chamber is positioned on the box transformer substation foundation, the cable penetrates through the embedded pipe and is communicated with the low-voltage cable chamber, and the side wall of the high-voltage cable chamber is provided with a high-voltage cable threading pipe.

The indoor low-voltage cable support that is equipped with of low-voltage cable, the indoor high-voltage cable support that is equipped with of high-voltage cable.

And the low-voltage cable support is provided with a wire fixing clamp.

One end of the wire fixing clamp is hinged with the low-voltage cable support, and the other end of the wire fixing clamp is connected with the low-voltage cable support through a locking piece.

The locking piece is a locking bolt.

The cable box is characterized in that a passing chamber for passing up and down is further arranged in the cable box, the passing chamber is arranged on one side of the high-voltage cable chamber and is located on the box transformer substation foundation, a crawling ladder is arranged in the passing chamber, a first passing opening is formed between the passing chamber and the high-voltage cable chamber, and a second passing opening is formed between the low-voltage cable chamber and the high-voltage cable chamber.

And a drain pipe is arranged at the bottom of the high-voltage cable chamber.

The top of the cable box is open, and a box-type transformer is supported at the top end of the cable box.

The cable box is provided with a limiting edge at the outer side of the box-type transformer.

Compared with the prior art, the utility model has the advantages of:

the wind power generation attached box type transformer foundation utilizes the wind generating set foundation as a box type transformer foundation and a bearing body of the box type transformer, is stable in structure, adopts backfilled soil to cover after the wind generating set foundation and the box type transformer foundation are integrally constructed by adopting concrete, and is arranged underground, wherein the backfilled soil volume can be saved by the box type transformer foundation. Because the wind generating set foundation and the box transformer substation foundation are integrally constructed, the land can be saved, the civil engineering amount is reduced, and the construction progress is accelerated. The wind power generation attached box type transformer foundation structure is stable, and can reduce the engineering quantity and accelerate the construction progress.

According to the wind power generation attached box type transformer foundation, the low-voltage cable chamber part of the cable box is supported on the conical part, and the high-voltage cable chamber part is supported on the box transformer foundation, so that the structural stability is improved.

Drawings

Fig. 1 is a schematic structural diagram of the attached box-type transformer foundation for wind power generation.

Fig. 2 is an enlarged view at a in fig. 1.

Fig. 3 is a schematic view of the overhead structure of the cable box of the wind power adhesion type box-type transformer base of the present invention.

Fig. 4 is a schematic view of the structure of the attached box-type transformer base for wind power generation according to the present invention.

The reference numerals in the figures denote:

1. a wind generating set foundation; 11. a cylindrical base; 12. a conical section; 13. a cylindrical support portion; 2. a box transformer substation foundation; 3. a fan tower; 4. the cable penetrates through the embedded pipe; 5. a cable box; 51. a low-voltage cable chamber; 511. a low voltage cable support; 512. a wire fixing clamp; 513. a locking member; 514. a second access port; 52. a high voltage cable compartment; 521. a high voltage cable support; 522. a drain pipe; 53. a passage room; 531. climbing a ladder; 532. a first passage opening; 6. a high voltage cable conduit; 7. a box-type transformer; 8. and (7) limiting the edge.

Detailed Description

The invention will be described in further detail with reference to the drawings and specific examples.

Fig. 1 to fig. 4 show the utility model discloses box transformer foundation's of wind power generation attached to one embodiment, this box transformer foundation of wind power generation attached to includes integrated into one piece's wind generating set basis 1 and case become basis 2, wind generating set basis 1 includes cylindrical base 11, locate circular cone portion 12 on cylindrical base 11 top surface and locate the cylindrical support portion 13 on circular cone portion 12 top surface, it has fan tower section of thick bamboo 3 to support on the cylindrical support portion 13, one side of cylindrical base 11 is located to case becomes basis 2, be equipped with cable box 5 on the case becomes basis 2, cable box 5 supports on circular cone portion 12, it wears buried pipe 4 to bury low tension cable underground in wind generating set basis 1, the one end that pipe 4 was buried in advance to the low tension cable communicates with fan tower section of thick bamboo 3, the other end and cable box 5 intercommunication.

The wind generating set foundation 1 is used as a bearing body of the box type transformer foundation 2 (box type transformer foundation) and the box type transformer 7, the structure is stable, the wind generating set foundation 1 and the box type transformer foundation 2 are covered by backfill soil after concrete integrated construction is completed, and the box type transformer foundation 2 is placed underground, wherein the backfill soil volume can be saved by the box type transformer foundation 2. Because the wind generating set foundation 1 and the box transformer substation foundation 2 are integrally constructed, the land can be saved, the civil engineering amount is reduced, and the construction progress is accelerated. The wind power generation attached box type transformer foundation structure is stable, and can reduce the engineering quantity and accelerate the construction progress.

In this embodiment, as shown in fig. 1 and 2, a low-voltage cable chamber 51 and a high-voltage cable chamber 52 are provided in the cable box 5, the low-voltage cable chamber 51 is located on the conical portion 12, the high-voltage cable chamber 52 is located on the box transformer base 2, the cable penetrating pre-buried pipe 4 is communicated with the low-voltage cable chamber 51, and the high-voltage cable threading pipe 6 is provided on the side wall of the high-voltage cable chamber 52. The low-voltage cable chamber 51 of the cable box 5 is partially supported by the conical portion 12, and the high-voltage cable chamber 52 is partially supported by the box transformer base 2, thereby improving structural stability.

In this embodiment, as shown in fig. 1 and 2, a low-voltage cable holder 511 is provided in the low-voltage cable chamber 51, and a high-voltage cable holder 521 is provided in the high-voltage cable chamber 52. The low voltage cable support 511 is used for supporting the low voltage cable, and the high voltage cable support 521 is used for supporting the high voltage cable, so that the arrangement and installation of the cable are convenient.

In this embodiment, as shown in fig. 2, the low-voltage cable holder 511 is provided with a wire fixing clip 512. The wire fixing clip 512 is used for fixing the low-voltage cable.

In this embodiment, one end of the wire fixing clip 512 is hinged to the low voltage cable holder 511, and the other end thereof is connected to the low voltage cable holder 511 by a locking member 513. The wire fixing clip 512 of this structure facilitates the wire fixing operation. Specifically, the locking member 513 is a locking bolt.

In the present embodiment, as shown in fig. 2 and 3, a passage chamber 53 for passing up and down is further provided in the cable box 5, the passage chamber 53 is provided on one side of the high-voltage cable chamber 52 and is positioned on the box-type substation base 2, a ladder 531 is provided in the passage chamber 53, a first passage opening 532 is provided between the passage chamber 53 and the high-voltage cable chamber 52, and a second passage opening 514 is provided between the low-voltage cable chamber 51 and the high-voltage cable chamber 52. The access to the low voltage cable chamber 51 and the high voltage cable chamber 52 is provided by the ladder 531, which facilitates the installation and maintenance of the cables.

In this embodiment, the bottom of the high-voltage cable chamber 52 is provided with a drain pipe 522. Facilitating the drainage of water from the high-voltage cable compartment 52.

In this embodiment, the top of the cable box 5 is open, and the box transformer 7 is supported at the top of the cable box 5. The top openings of the cable box 5, that is, the tops of the low-voltage cable chamber 51, the high-voltage cable chamber 52 and the passage chamber 53 are open, so that the wiring construction is facilitated. The box-type transformer 7 is arranged at the top end of the cable box 5, and during later-period maintenance, the cable box 5 can be overhauled only by lifting away the box-type transformer 7.

In this embodiment, the cable box 5 is provided with a limiting edge 8 at the outer side of the box-type transformer 7. The positioning and installation of the box-type transformer 7 are convenient, and the box-type transformer 7 is prevented from being displaced.

In the embodiment, the cable box 5 is composed of concrete beams and masonry, construction is convenient, and cost is low.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a wind power generation adheres to formula box transformer basis which characterized in that: become basis (2) including integrated into one piece's wind generating set basis (1) and case, wind generating set basis (1) includes cylinder basal portion (11), locates circular cone portion (12) on cylinder basal portion (11) top surface and locates cylindrical support portion (13) on circular cone portion (12) top surface, fan tower section of thick bamboo (3) have been supported on cylindrical support portion (13), one side of cylinder basal portion (11) is located in case becomes basis (2), be equipped with cable box (5) on case becomes basis (2), cable box (5) bearing is on circular cone portion (12), buried pipe (4) are worn to low-voltage cable buried underground in wind generating set basis (1), the one end that pipe (4) were worn to low-voltage cable and fan tower section of thick bamboo (3) intercommunication, the other end and cable box (5) intercommunication.

2. The wind power generation attached box type transformer foundation of claim 1, wherein: be equipped with low tension cable room (51) and high tension cable room (52) in cable box (5), low tension cable room (51) are located circular cone portion (12), high tension cable room (52) are located case and become basis (2), cable is worn buried pipe (4) and is linked together with low tension cable room (51), be equipped with high tension cable threading pipe (6) on the lateral wall of high tension cable room (52).

3. The wind power generation attached box type transformer foundation of claim 2, wherein: a low-voltage cable support (511) is arranged in the low-voltage cable chamber (51), and a high-voltage cable support (521) is arranged in the high-voltage cable chamber (52).

4. The wind power generation attached box transformer foundation of claim 3, wherein: and the low-voltage cable bracket (511) is provided with a wire fixing clamp (512).

5. The wind power generation attached box transformer foundation of claim 4, wherein: one end of the wire fixing clamp (512) is hinged with the low-voltage cable bracket (511), and the other end of the wire fixing clamp is connected with the low-voltage cable bracket (511) through a locking piece (513).

6. The wind power generation attached box type transformer foundation of claim 5, wherein: the locking member (513) is a locking bolt.

7. The wind power generation attached box type transformer foundation of claim 2, wherein: the cable box is characterized in that a passing chamber (53) for passing up and down is further arranged in the cable box (5), the passing chamber (53) is arranged on one side of the high-voltage cable chamber (52) and is located on the box transformer base (2), a ladder stand (531) is arranged in the passing chamber (53), a first passing opening (532) is formed between the passing chamber (53) and the high-voltage cable chamber (52), and a second passing opening (514) is formed between the low-voltage cable chamber (51) and the high-voltage cable chamber (52).

8. The wind power generation attached box transformer foundation of claim 7, wherein: the bottom of the high-voltage cable chamber (52) is provided with a drain pipe (522).

9. Wind power attached box transformer foundation according to any of the claims 1 to 8, characterized in that: the top of the cable box (5) is open, and a box-type transformer (7) is supported at the top end of the cable box (5).

10. The wind power generation attached box transformer foundation of claim 9, wherein: and the cable box (5) is provided with a limiting edge (8) at the outer side of the box-type transformer (7).