CN212671998U

CN212671998U - Air guide sleeve for wind driven generator

Info

Publication number: CN212671998U
Application number: CN202021105935.3U
Authority: CN
Inventors: 于伯全; 周黎明; 俞平
Original assignee: Jiangsu Haifeng Energy Technology Co ltd
Current assignee: Jiangsu Haifeng Energy Technology Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-03-09
Anticipated expiration: 2030-06-15

Abstract

The utility model relates to a kuppe for aerogenerator, it is including the cover body and end cover, the cover body is including the three connecting plate of splicing each other, connecting plate width direction's both sides all are provided with the backup pad, are connected with fixed subassembly in the backup pad of two adjacent connecting plates jointly. The utility model discloses the advantage that the firmness is high has.

Description

Air guide sleeve for wind driven generator

Technical Field

The utility model belongs to the technical field of aerogenerator's technique and specifically relates to a kuppe for aerogenerator is related to.

Background

The air guide sleeve is an air guide device covering the outer portion of the hub of the wind driven generator, is generally a streamline shell according to the aerodynamic principle, can guide airflow entering a wind wheel, reduces resistance, protects all parts inside the hub of the unit from being invaded by the external environment, ensures normal operation of the unit, and prolongs the service life.

The current chinese patent with an authorization publication number CN201739076U provides a wind turbine fairing, which comprises an end cover and three fairing walls.

The above prior art solutions have the following drawbacks: in the technology, the three flow guide cover walls are connected by welding, and welding seams are easily generated in a welding mode, so that the flow guide cover walls are not firmly fixed and are not uniformly stressed, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a kuppe for aerogenerator, it has the advantage that the firmness is high.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a kuppe for aerogenerator, includes the cover body and end cover, the cover body is including the three connecting plate of splicing each other, connecting plate width direction's both sides all are provided with the backup pad, are connected with fixed subassembly jointly in the backup pad of two adjacent connecting plates.

Through adopting above-mentioned technical scheme, be provided with the backup pad on the connecting plate respectively, laminate each other through the backup pad to rivet the backup pad tightly together through fixed subassembly, thereby make the connecting plate fastening link together, make the cover body stability in this example high like this, it is even at equipment operation in-process atress, support intensity height.

The utility model discloses further set up to: the fixing assembly comprises a locking bolt and a locking nut, and two adjacent connecting plates are fixedly connected through the locking bolt and the locking nut.

By adopting the technical scheme, the fixing component comprises the locking bolt and the locking nut, and the supporting plate is fixed through the locking bolt and the locking nut, so that the mounting mode is simple, quick and efficient, the mounting time is favorably shortened, and the mounting efficiency is improved; and the fixing of the supporting plate is also firm and stable.

The utility model discloses further set up to: the fixing assembly further comprises an anti-dropping washer, and the anti-dropping washer is arranged between the locking nut and the supporting plate.

Through adopting above-mentioned technical scheme, fixed subassembly still includes the anticreep packing ring, plays the effect that prevents lock nut and lock bolt pine and take off through the anticreep packing ring.

The utility model discloses further set up to: one of the connecting plates is provided with a first fastener, the adjacent connecting plate is provided with a second fastener, a connecting piece is arranged between the first fastener and the second fastener, and two ends of the connecting piece in the length direction are respectively connected with the first fastener and the second fastener.

Through adopting above-mentioned technical scheme, be provided with first fastener on one of them connecting plate, be provided with the second fastener on another connecting plate, link together through the connecting piece between first fastener and the second fastener to firm the connection between the connecting plate has further been strengthened.

The utility model discloses further set up to: the connecting piece is connected with the first fastening piece through a bolt and a nut, a threaded hole for screwing in the bolt is formed in the connecting piece, and an abdicating elongated slot for inserting and sliding the bolt is formed in the first fastening piece along the length direction of the first fastening piece.

By adopting the technical scheme, the connecting piece is connected with the first fastening piece through the bolt and the nut, the first fastening piece is provided with the abdicating elongated slot for the bolt to be inserted and slide, in the process of installing the connecting piece and the first fastening piece, the bolt is inserted into the abdicating elongated slot, the positions of the first fastening piece and the connecting piece are adjusted, and after the bolt is moved and adjusted in the abdicating elongated slot, the nut is screwed on the bolt to rivet the connecting piece and the first fastening piece tightly.

The utility model discloses further set up to: the lateral wall of the connecting plate is respectively provided with a transverse reinforcing rib and a vertical reinforcing rib, the transverse reinforcing ribs are arranged along the width direction of the connecting plate, and the vertical reinforcing ribs are arranged along the length direction of the connecting plate.

Through adopting above-mentioned technical scheme, be provided with horizontal strengthening rib and vertical strengthening rib on the connecting plate, further support the connecting plate through horizontal strengthening rib and vertical strengthening rib, improve the support intensity of connecting plate, and then improve the support intensity and the stability of the whole cover body.

The utility model discloses further set up to: the end cover is provided with a hoisting device, and the hoisting device comprises a hoisting ring arranged on the axis of the end cover.

Through adopting above-mentioned technical scheme, be provided with hoist device on the end cover, hoist device includes rings, colludes rings through hoist device and gets to be convenient for hoist the end cover, so that hoist the cover body, make things convenient for high altitude construction to install.

The utility model discloses further set up to: the hoisting device comprises two clamping plates, the two clamping plates are respectively positioned on two sides of the end cover in the thickness direction, and the two clamping plates are fixedly connected; the lifting ring is arranged on a clamping plate outside the end cover.

By adopting the technical scheme, the hoisting device further comprises the two clamping plates, the two clamping plates are clamped and fixed on the inner side and the outer side of the end cover, and the hoisting ring is fixed on the clamping plate on the outer side, so that the hoisting ring is convenient to firmly install, and the hoisting ring is prevented from being directly installed on the end cover.

To sum up, the utility model discloses a beneficial technological effect does:

1. the support plates are arranged on the connecting plates respectively, are mutually attached through the support plates, and are riveted together through the fixing component, so that the connecting plates are fastened and connected together, the cover body in the embodiment has high stability, uniform stress in the operation process of the equipment and high support strength;

2. be provided with horizontal strengthening rib and vertical strengthening rib on the connecting plate, further support the connecting plate through horizontal strengthening rib and vertical strengthening rib, improve the support intensity of connecting plate, and then improve the support intensity and the stability of the whole cover body.

Drawings

FIG. 1 is a schematic structural diagram of a wind deflector for a wind turbine in an embodiment.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is an enlarged view of a portion B in fig. 1.

Fig. 4 is a schematic structural diagram for embodying an abdicating long slot in the embodiment.

Fig. 5 is a disassembled schematic view for embodying the hoisting device in the embodiment.

In the figure, 1, a cover body; 11. a connecting plate; 111. a first fastener; 1111. an abdicating long groove; 112. a second fastener; 2. an end cap; 3. a support plate; 4. a fixing assembly; 41. locking the bolt; 42. locking the nut; 43. an anti-drop washer; 5. a connecting member; 6. transverse reinforcing ribs; 7. a vertical reinforcing rib; 8. hoisting the device; 81. a hoisting ring; 82. and (5) clamping the plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, in order to disclose the air guide sleeve for the wind driven generator of the present invention, the air guide sleeve comprises a cover body 1 and an end cover 2, wherein the cover body 1 and the end cover 2 are fastened and connected through a bolt; the cover body 1 comprises three connecting plates 11 which are spliced mutually in a cylindrical shape; the welding has horizontal strengthening rib 6 and vertical strengthening rib 7 on the lateral wall of connecting plate 11, and wherein horizontal strengthening rib 6 sets up along the width direction of connecting plate 11, and vertical strengthening rib 7 sets up along the length direction of connecting plate 11, improves the whole support intensity of connecting plate 11 through horizontal strengthening rib 6 and vertical strengthening rib 7. The supporting plates 3 are integrally formed on two sides of the connecting plate 11 in the width direction, the fixing assemblies 4 are arranged between the supporting plates 3 on the two connected connecting plates 11, each fixing assembly 4 comprises a locking bolt 41 and a locking nut 42, the two supporting plates 3 are tightly riveted through the locking bolts 41 and the locking bolts 41, and then the connecting plates 11 are tightly riveted with each other.

Referring to fig. 2, the fixing member 4 further includes a retaining washer 43, and the retaining washer 43 is preferably made of rubber, and is disposed between the lock nut 42 and the support plate 3 to prevent the bolt from being loosened by the retaining washer 43.

Referring to fig. 1 and 3, a first fastening member 111 is integrally formed on one of the connection plates 11, a second fastening member 112 is integrally formed on an adjacent connection plate 11, a connection member 5 is disposed between the first fastening member 111 and the second fastening member 112, the connection member 5 is a steel plate, and both ends in the length direction thereof are respectively fixed to the first fastening member 111 and the second fastening member 112 through bolts and nuts, thereby reinforcing the fastening connection between the connection plates 11. A threaded hole for screwing a bolt is formed in the connecting piece 5, an abdicating long groove 1111 (refer to fig. 4) for inserting and sliding the bolt is formed in the first fastening piece 111 along the length direction of the first fastening piece, and in the installation process, the two connecting plates 11 are mutually butted, so that the two supporting plates 3 are mutually attached, and the two supporting plates 3 are fastened through the locking bolt 41 and the locking nut 42; meanwhile, the first fastening member 111 and the second fastening member 112 are fastened together by the connection member 5, the bolt and the nut.

Referring to fig. 1 and 5, a hoisting device 8 is arranged on the end cover 2, the hoisting device 8 comprises a hoisting ring 81 and two clamping plates 82, the two clamping plates 82 are respectively arranged on two sides of the end cover 2 in the thickness direction, the clamping plates 82 are clamped on the end cover 2 through bolts and nuts, the hoisting ring 81 is fixedly arranged on the clamping plates 82 on the outer sides through bolts, the hoisting ring 81 is located in the axial direction of the hemispherical end cover 2, the end cover 2 and the cover body 1 are conveniently hoisted through the hoisting ring 81, and the installation at a high position is facilitated.

The implementation principle of the embodiment is as follows: the cover body 1 consists of three connecting plates 11, and in the installation process, the supporting plate 3 is tightly riveted through a locking bolt 41 and a locking nut 42, so that the connecting plates 11 are tightly riveted; the first fastening member 111 and the second fastening member 112 are connected together by the connecting member 5, the bolt and the nut, and the connecting plate 11 is further firmly connected.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a kuppe for aerogenerator, includes the cover body (1) and end cover (2), its characterized in that: the cover body (1) comprises three connecting plates (11) which are spliced with each other, supporting plates (3) are arranged on two sides of the connecting plates (11) in the width direction, and fixing assemblies (4) are connected to the supporting plates (3) of the two adjacent connecting plates (11) together.

2. The wind deflector of claim 1, wherein: the fixing assembly (4) comprises a locking bolt (41) and a locking nut (42), and two adjacent connecting plates (11) are fixedly connected through the locking bolt (41) and the locking nut (42).

3. The wind deflector of claim 2, wherein: the fixing component (4) further comprises an anti-dropping washer (43), and the anti-dropping washer (43) is arranged between the locking nut (42) and the support plate (3).

4. The wind deflector of claim 1, wherein: one of the connecting plates (11) is provided with a first fastening piece (111), the adjacent connecting plate (11) is provided with a second fastening piece (112), a connecting piece (5) is arranged between the first fastening piece (111) and the second fastening piece (112), and two ends of the connecting piece (5) in the length direction are respectively connected with the first fastening piece (111) and the second fastening piece (112).

5. The wind deflector of claim 4, wherein: connecting piece (5) are connected through bolt and nut with first fastener (111), set up the screw hole that supplies the bolt screw in on connecting piece (5), set up the elongated slot of stepping down (1111) that supplies the bolt to insert and slide along its length direction on first fastener (111).

6. The wind deflector of claim 1, wherein: the novel connecting plate is characterized in that a transverse reinforcing rib (6) and a vertical reinforcing rib (7) are respectively arranged on the side wall of the connecting plate (11), the transverse reinforcing rib (6) is arranged along the width direction of the connecting plate (11), and the vertical reinforcing rib (7) is arranged along the length direction of the connecting plate (11).

7. The wind deflector of claim 1, wherein: the end cover (2) is provided with a hoisting device (8), and the hoisting device (8) comprises a hoisting ring (81) arranged on the axis of the end cover (2).

8. The wind deflector of claim 7, wherein: the hoisting device (8) comprises two clamping plates (82), the two clamping plates (82) are respectively positioned on two sides of the end cover (2) in the thickness direction, and the two clamping plates (82) are fixedly connected; the lifting ring (81) is arranged on a clamping plate (82) outside the end cover (2).