CN210422892U

CN210422892U - Fixing device for repairing fan blade of wind power generation

Info

Publication number: CN210422892U
Application number: CN201921529881.0U
Authority: CN
Inventors: 张世芳
Original assignee: Tianjin Jinsheng Jeddah Amperex Technology Ltd
Current assignee: Tianjin Jinsheng Jeddah Amperex Technology Ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-04-28
Anticipated expiration: 2029-09-16

Abstract

The utility model discloses a fixing device for repairing wind power generation flabellum, including radome fairing, generator housing, bolt and tower pipe, the generator set of generator housing inside fixed passes through the transmission shaft and is connected with the rotation in the middle of the radome fairing rear end, generator housing front end outside cover is equipped with solid fixed ring, gu seted up the second screw on the fixed ring, the radome fairing outside is annular array and is fixed with three fan blade, the radome fairing outside is annular array and is fixed with three fixed block, and three fan blade staggers each other with three fixed block, first screw has been seted up on the fixed block, first screw aligns with the second screw, and first screw is unanimous with second screw thread hole through, first screw and second screw are passed to bolt one end, bolt one end screw thread is installed the nut, and nut and solid fixed ring back contact. The utility model has the advantages of fixed with the fan blade when the fan blade is restoreed, the fan blade is convenient for restore, potential safety hazard when reducing the restoration.

Description

Fixing device for repairing fan blade of wind power generation

Technical Field

The utility model relates to a wind power generation flabellum restores technical field, specifically is a wind power generation flabellum restores and uses fixing device.

Background

In areas with sufficient wind energy, small wind driven generators for home use are available, and wind driven generators with the power generation of 10 kilowatts or less are called small wind driven generators. The small wind-driven generator mainly comprises the following parts: the wind power generation device comprises wind blades, a generator, a revolving body, a speed regulating mechanism, a direction regulating mechanism, a brake mechanism and a tower pipe.

The fan blades of the small wind driven generator are damaged in the using process and need to be repaired, otherwise, the generating efficiency of the generator is influenced. When the fan blade is repaired, the fan blade is not fixed, so that the fan blade rotates along with the wind, certain potential safety hazards exist, and the repair is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixing device for repairing of wind power generation flabellum possesses the fan blade and fixes the fan blade when restoreing, is convenient for restore the fan blade, reduces the advantage of potential safety hazard, has solved when restoreing the fan blade, and the fan blade is unset can lead to the fan blade to rotate along with the wind, has certain potential safety hazard to inconvenient prosthetic problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fixing device for repairing of wind power generation flabellum, includes radome fairing, generator housing, bolt and tower tube, the generator set of generator housing inside fixed passes through the transmission shaft and is connected with the middle rotation of radome fairing rear end, generator housing front end outside cover is equipped with solid fixed ring, gu the last second screw of having seted up of fixed ring, the radome fairing outside is annular array and is fixed with three fixed block, first screw has been seted up on the fixed block, first screw and second screw are passed to bolt one end, bolt one end screw thread is installed the nut, and nut and solid fixed ring back contact.

Preferably, a flow guiding tail wing is fixed at the rear end of the generator shell.

Preferably, the bottom end of the generator shell is fixed with the top end of the tower tube, and the bottom end of the tower tube is fixed with a balancing weight.

Preferably, three fan blades are fixed on the outer side of the fairing in an annular array, and the three fan blades and the three fixing blocks are staggered mutually.

Preferably, the first screw hole is aligned with the second screw hole, and the first screw hole is consistent with the threaded hole of the second screw hole.

Preferably, the bolt is matched with the first screw hole and the second screw hole.

Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model discloses a set up the fixed block, first screw, solid fixed ring, second screw and bolt, reached and be convenient for restore the fan blade, the effect of reduction potential safety hazard, the utility model discloses be provided with the fixed block, first screw, gu fixed ring, second screw and bolt, the radome fairing rear end passes through the transmission shaft and is connected with the inside generating set rotation of generator housing, it is annular permutation and is fixed with three fixed block on the radome fairing, first screw has been seted up on the fixed block, gu fixed ring suit is on generator housing, gu the second screw has been seted up on the fixed ring, first screw aligns with the second screw, and first screw is unanimous with second screw thread hole, when restoreing the fan blade, close the generating set in the generator housing, wear into the one end of bolt from first screw, the second screw passes, the nut is screwed to one end of bolt. The fixing block and the fixing ring are fixedly positioned by the bolt, so that the fairing and the generator shell are fixed, the fairing does not rotate, the fan blades are static, repair is facilitated, repair personnel cannot be hit by the static fan blades, and potential safety hazards are reduced.

Drawings

FIG. 1 is a schematic view of the connection structure of the fairing of the present invention;

fig. 2 is a schematic diagram of the right-side view structure of the present invention;

fig. 3 is an enlarged schematic view of the utility model at a;

fig. 4 is a schematic view of the connection structure of the fixing ring of the present invention.

In the figure: 1. a fan blade; 2. a cowling; 3. a fixed block; 4. a first screw hole; 5. a generator housing; 6. a flow guiding tail wing; 7. a drive shaft; 8. a bolt; 9. a fixing ring; 10. a nut; 11. a second screw hole; 12. a tower tube; 13. and a balancing weight.

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 "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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 to 4, the present invention provides an embodiment: the utility model provides a fixing device for repairing of wind power generation flabellum, includes radome fairing 2, generator housing 5, bolt 8 and

tower pipe

12, and 5 bottom of generator housing are fixed with tower pipe 12 top, and tower pipe 12 bottom mounting has balancing weight 13, and balancing weight 13 buries in the underground, erects through tower pipe 12 and is fixed in subaerial with generator housing 5. The generator set fixed inside the generator shell 5 is rotatably connected with the middle of the rear end of the fairing 2 through a transmission shaft 7, the generator set comprises a rotating body, a speed regulating mechanism, a direction regulating mechanism and a brake mechanism, three fan blades 1 are fixed on the outer side of the fairing 2 in an annular array, and under the action of wind power, the fan blades 1 drive the fairing 2 to rotate together, so that the generator set is driven to do work through the fairing 2 to generate electric power. The rear end of the generator shell 5 is fixed with a flow guiding tail wing 6, and the flow guiding tail wing 6 and the fairing 2 can guide flow.

The outer side of the front end of the generator shell 5 is sleeved with a fixing ring 9, a second screw hole 11 is formed in the fixing ring 9, three fixing blocks 3 are fixed on the outer side of the fairing 2 in an annular array mode, and the three fixing blocks 3 and the three fan blades 1 are staggered mutually. The fixing block 3 is provided with a first screw hole 4, the first screw hole 4 is aligned with the second screw hole 11, the thread hole of the first screw hole 4 is consistent with that of the second screw hole 11, one end of the bolt 8 penetrates through the first screw hole 4 and the second screw hole 11, and the bolt 8 is matched with the first screw hole 4 and the second screw hole 11. When the fan blade 1 is repaired, a generator set in the generator shell 5 is closed, one end of a bolt 8 penetrates through a first screw hole 4, a second screw hole 11 penetrates through the second screw hole, a nut 10 is installed at one end of the bolt 8 through threads, the nut 10 is in back contact with a fixing ring 9, the bolt 8 fixes the fixing block 3 and the fixing ring 9 in a positioning mode, so that the fairing 2 and the generator shell 5 are fixed, the fairing 2 does not rotate, the fan blade 1 is static, repair is facilitated, repair personnel cannot be hit by the static fan blade 1, and potential safety hazards are reduced.

The working principle is as follows: when the fan blade 1 is repaired, a generator set in the generator shell 5 is closed, one end of a bolt 8 penetrates through a first screw hole 4, a second screw hole 11 penetrates through the bolt, a nut 10 is installed at one end of the bolt 8 through threads, a fixing block 3 and a fixing ring 9 are fixedly positioned by the bolt 8, so that the fairing 2 and the generator shell 5 are fixed, the fairing 2 does not rotate, the fan blade 1 is repaired after being static, after the repair is finished, the nut 10 and the bolt 8 are unscrewed, the fairing 2 and the generator shell 5 are not fixed, and the fan blade 1 drives the fairing 2 to rotate along with the wind.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a fixing device for repairing of wind power generation flabellum, includes radome fairing (2), generator housing (5), bolt (8) and tower tube (12), its characterized in that: the generator set of generator shell (5) inside fixation passes through transmission shaft (7) and is connected with the rotation in the middle of radome fairing (2) rear end, generator shell (5) front end outside cover is equipped with solid fixed ring (9), gu seted up second screw (11) on fixed ring (9), the radome fairing (2) outside is annular array and is fixed with three fixed block (3), first screw (4) have been seted up on fixed block (3), first screw (4) and second screw (11) are passed to bolt (8) one end, nut (10) are installed to bolt (8) one end screw thread, and nut (10) and solid fixed ring (9) back contact.

2. The fixing device for repairing the fan blade of the wind power generator as claimed in claim 1, wherein: and a flow guide tail wing (6) is fixed at the rear end of the generator shell (5).

3. The fixing device for repairing the fan blade of the wind power generator as claimed in claim 1, wherein: the bottom end of the generator shell (5) is fixed with the top end of the tower tube (12), and a balancing weight (13) is fixed at the bottom end of the tower tube (12).

4. The fixing device for repairing the fan blade of the wind power generator as claimed in claim 1, wherein: three fan blades (1) are fixed on the outer side of the fairing (2) in an annular array, and the three fan blades (1) and the three fixing blocks (3) are staggered with each other.

5. The fixing device for repairing the fan blade of the wind power generator as claimed in claim 1, wherein: the first screw hole (4) is aligned with the second screw hole (11), and the thread hole of the first screw hole (4) is consistent with that of the second screw hole (11).

6. The fixing device for repairing the fan blade of the wind power generator as claimed in claim 1, wherein: the bolt (8) is matched with the first screw hole (4) and the second screw hole (11).