CN219034917U - Air guide sleeve of wind generating set - Google Patents

Abstract

The utility model relates to the technical field of wind power generation equipment, in particular to a guide cover of a wind power generation unit, which comprises three cover walls which are connected in a circular ring shape in sequence, wherein blade holes are formed in the positions, close to the top ends, of the outer side walls of the cover walls, grooves communicated with the outside are formed in the edges of the left end and the right end of the inner side walls of the cover walls, and the guide cover further comprises: the end covers are fixed at the top ends of the three cover walls; the connecting plate is fixed on the inner side of the joint of two adjacent cover walls through a plurality of bolts, a clamping groove is formed in the middle of the convex cambered surface of the connecting plate, a sealing strip matched with the two connected grooves in size is clamped in the clamping groove, and the thickness of the sealing strip is equal to the sum of the depth of the clamping groove and the depth of the grooves. The utility model adopts the connecting plate to connect the cover wall, thereby being convenient for assembly and disassembly.

Description

Air guide sleeve of wind generating set

Technical Field

The utility model relates to the technical field of wind power generation equipment, in particular to a guide sleeve of a wind generating set.

Background

Wind energy is a clean energy source which is frequently used at present, and the wind power generation can be utilized to save resources such as coal, petroleum and the like, and reduce environmental pollution; the guide cover is a guide device covered outside the hub of the wind driven generator, is a streamline shell in general according to the aerodynamic principle, can guide the airflow entering the wind wheel, reduces the resistance, protects all parts inside the hub of the unit from being disturbed by external environment, ensures the normal operation of the unit and prolongs the service life.

The utility model patent publication No. CN211715268U discloses a wind generating set's kuppe, including three kuppe wall and the end cover of setting in kuppe wall tip, be provided with wheel hub fixed part and printing opacity portion on the kuppe wall, wheel hub fixed part includes two semicircle orifice bodies and sets up the link ends at two kuppe walls respectively, printing opacity portion sets up between two semicircle orifice bodies, printing opacity portion is including being the horizontal hole and the longitudinal bore of T font cross intercommunication, the shape of horizontal hole is arc and its centre of a circle is towards the top cap direction, the bottom of longitudinal bore is provided with the back hook hole that is crooked towards horizontal hole, be provided with reinforcing glass in the printing opacity portion, the inside of kuppe wall is provided with the supporter that is used for supporting reinforcing glass, the supporter includes the framework and the several joint body of joint in the printing opacity portion with printing opacity portion edge complex.

The utility model has better internal illumination effect, but the connection mode between the air guide sleeve walls is not mentioned, and the connection is possibly not tight enough only through the bolt connection, so that the use effect is affected.

Disclosure of Invention

The utility model aims to provide a guide sleeve of a wind generating set, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a wind generating set's kuppe, includes three cover wall that is annular and connects gradually, the lateral wall of cover wall is close to top department and is equipped with the blade hole, both ends edge has all been seted up the recess that communicates to outside about the inside wall of cover wall, still includes: the end covers are fixed at the top ends of the three cover walls; the connecting plate is fixed on the inner side of the joint of two adjacent cover walls through a plurality of bolts, a clamping groove is formed in the middle of the convex cambered surface of the connecting plate, sealing strips matched with the sizes of the grooves connected with the two grooves are clamped in the clamping groove, and the thickness of the sealing strips is equal to the sum of the depths of the clamping groove and the grooves.

Preferably, the outer side wall of the end cover is regularly provided with a plurality of light holes, and the light holes are internally provided with glass windows which are matched with each other.

Preferably, lower mounting plates are fixed at the top ends of the left side and the right side of the inner side wall of the cover wall, and a plurality of second mounting holes are formed in the middle of the lower mounting plates; the inner side wall bottom of end cover is regular fixed with the last mounting panel of mounting panel one-to-one down, go up the mounting panel centre and seted up a plurality of with the first mounting hole of second mounting hole one-to-one.

Preferably, an access door for facilitating the overhaul of the inside of the air guide sleeve and the generator set is arranged at the position, close to the bottom end, of the outer surface of one of the cover walls, and the cover wall is hinged to one side of the access door.

Preferably, a plurality of ventilation holes which are communicated with the inside and the outside are formed in the middle of the outer surface of the cover wall, and a separation net for blocking external impurities and mosquitoes is arranged on one side of the ventilation holes on the inner side wall of the cover wall.

Preferably, the connecting plate is close to the edges of the left side and the right side and is regularly provided with a plurality of inner and outer through fourth mounting holes, the edges of the left side and the right side of the inner side wall of the cover wall are provided with third mounting holes which are positioned on the same side and are in one-to-one correspondence with the fourth mounting holes, and the distance between two adjacent third mounting holes on the cover wall is equal to the distance between two adjacent fourth mounting holes on the same connecting plate.

Compared with the prior art, the utility model has the beneficial effects that:

the connecting plate is arranged, so that the cover wall is convenient to assemble and disassemble, and meanwhile, the sealing strips on the connecting plate are matched with the grooves on the two adjacent cover walls, so that the tightness after assembly is ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the utility model;

FIG. 2 is a bottom view of the end cap of the present utility model;

FIG. 3 is a schematic illustration of the connection of two hood walls according to the utility model;

FIG. 4 is a schematic view of the structure of the hood wall according to the utility model;

fig. 5 is an exploded view of the connection plate of the utility model.

In the figure:

1. an end cap; 10. a light hole; 11. a glazing; 12. an upper mounting plate; 13. a first mounting hole;

2. a cover wall; 20. an access door; 21. a blade hole; 22. a lower mounting plate; 23. a second mounting hole; 24. a groove; 25. a third mounting hole; 26. ventilation holes;

3. a connecting plate; 30. a clamping groove; 31. a sealing strip; 32. and a fourth mounting hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the utility model thus described is only a part, but not all, of the utility models described. All other utility models obtained by those skilled in the art without making any creative effort based on the utility models in the present utility model are within the protection scope of the present utility model.

Referring to fig. 1-5, the present utility model provides a technical solution:

the utility model provides a wind generating set's kuppe, is the cover wall 2 that annular in proper order connects including three, and the lateral wall of cover wall 2 is close to top department and is equipped with blade hole 21, and both ends edge has all been seted up the recess 24 that communicates to outside about the inside wall of cover wall 2, still includes: an end cover 1 fixed at the top ends of the three cover walls 2; the connecting plate 3 is fixed on the inner side of the joint of two adjacent cover walls 2 through a plurality of bolts, the clamping groove 30 is formed in the middle of the convex cambered surface of the connecting plate 3, the sealing strip 31 which is matched with the sizes of the two connected grooves 24 is clamped in the clamping groove 30, the thickness of the sealing strip 31 is equal to the sum of the depths of the clamping groove 30 and the grooves 24, the two cover walls 2 are connected through the connecting plate 3, the assembly and the disassembly are convenient, and the sealing strip 31 can also ensure the tightness of the connection between the two cover walls 2.

In this embodiment, the outer side wall of the end cover 1 is regularly provided with a plurality of light holes 10, and the light holes 10 are internally provided with a glass window 11 which is matched with the light holes, so that illumination can be provided during personnel maintenance.

Specifically, the top ends of the left side and the right side of the inner side wall of the cover wall 2 are respectively fixed with a lower mounting plate 22, and a plurality of second mounting holes 23 are formed in the middle of the lower mounting plates 22; the upper mounting plates 12 in one-to-one correspondence with the lower mounting plates 22 are regularly fixed at the bottom end of the inner side wall of the end cover 1, a plurality of first mounting holes 13 in one-to-one correspondence with the second mounting holes 23 are formed in the middle of the upper mounting plates 12, and the practical fastening bolts and nuts are matched, so that the connection between the end cover 1 and the cover wall 2 is more stable.

Further, the outer surface of one of the cover walls 2 is provided with an access door 20 close to the bottom end for facilitating maintenance of the inside of the air guide cover and the generator set, and the cover wall 2 is hinged to one side of the access door 20 for facilitating maintenance of personnel.

It is worth to say that, a plurality of inside and outside through bleeder vents 26 have been seted up to the surface central part of cover wall 2, and bleeder vent 26 is equipped with the screen that is used for stopping external impurity, mosquito on one side on the inside wall of cover wall 2, can provide fresh air when personnel's maintenance, improves the maintenance environment.

It is worth noting that the edges of the left and right sides of the connecting plate 3 close to each other are regularly provided with a plurality of inner and outer through fourth mounting holes 32, the edges of the left and right sides of the inner side wall of the cover wall 2 are provided with third mounting holes 25 corresponding to the fourth mounting holes 32 on the same side one by one, the distance between two adjacent left and right third mounting holes 25 on two connected cover walls 2 is equal to the distance between two adjacent left and right fourth mounting holes 32 on the same connecting plate 3, and the number of the third mounting holes 25 and the fourth mounting holes 32 can be selected according to actual conditions, so that the connection between the connecting plate 3 and the cover wall 2 is tighter.

When the guide cover of the wind generating set is used, the two cover walls 2 are aligned in the head-to-tail mode, the connecting plate 3 is pressed at the connecting position, the fourth mounting holes 32 on the connecting plate 3 are in one-to-one correspondence with the third mounting holes 25 on the two cover walls 2, the connecting plate 3 and the two cover walls 2 are fixed by bolts, sealing strips 31 in the connecting plate 3 can play a role in sealing, water seepage is prevented, and the connecting plate 3 can be detached to replace the sealing strips 31; the end cover 1 is arranged on the three cover walls 2 through the upper mounting plate 12 and the lower mounting plate 22; in addition, the access door 20, the light hole 10 and the ventilation holes 26 are convenient for maintenance.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be appreciated by persons skilled in the art that the utility model is not limited by what has been described hereinabove, and that the utility model and what has been described in the specification is merely illustrative of the preferred embodiments of the utility model and that the utility model is not limited thereto, but is capable of modification and variation without departing from the spirit and scope of the utility model, which is to be regarded as modified and improved. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a wind generating set's kuppe, includes three cover wall (2) that are annular and connect gradually, its characterized in that: the outer side wall of cover wall (2) is close to top department and is equipped with blade hole (21), both ends edge all has seted up recess (24) that link to the outside about the inside wall of cover wall (2), still includes:

an end cover (1) fixed at the top ends of the three cover walls (2);

connecting plate (3), it is inboard at the junction of two adjacent cover walls (2) to fix through a plurality of bolts, draw-in groove (30) have been seted up to protruding cambered surface department in the middle of connecting plate (3), joint has in draw-in groove (30) with sealing strip (31) of recess (24) size looks adaptation that two meet, the thickness of sealing strip (31) equals draw-in groove (30) with the degree of depth sum of recess (24).

2. The pod of a wind turbine generator set of claim 1, wherein: a plurality of light holes (10) are regularly formed in the outer side wall of the end cover (1), and a glass window (11) which is matched with the light holes (10) is arranged in the light holes.

3. The pod of a wind turbine generator set of claim 1, wherein: lower mounting plates (22) are fixed at the top ends of the left side and the right side of the inner side wall of the cover wall (2), and a plurality of second mounting holes (23) are formed in the middle of the lower mounting plates (22); the upper mounting plates (12) corresponding to the lower mounting plates (22) one by one are regularly fixed at the bottom end of the inner side wall of the end cover (1), and a plurality of first mounting holes (13) corresponding to the second mounting holes (23) one by one are formed in the middle of the upper mounting plates (12).

4. The pod of a wind turbine generator set of claim 1, wherein: an access door (20) used for facilitating overhaul of the inside of the diversion cover and the generator set is arranged at the position, close to the bottom end, of the outer surface of one cover wall (2), and the cover wall (2) is hinged to one side of the access door (20).

5. The pod of a wind turbine generator set of claim 1, wherein: a plurality of ventilation holes (26) which are internally and externally communicated are formed in the middle of the outer surface of the cover wall (2), and a separation net for blocking external impurities and mosquitoes is arranged on one side of the ventilation holes (26) on the inner side wall of the cover wall (2).

6. The pod of a wind turbine generator set of claim 1, wherein: the connecting plate (3) is close to the fourth mounting hole (32) that all rules were seted up a plurality of inside and outside lining up in both sides edge about, cover the inside wall left and right sides edge of wall (2) all seted up with be located with the third mounting hole (25) of fourth mounting hole (32) one-to-one of one side, two that meet cover the distance between two third mounting holes (25) adjacent about on wall (2) equal same the distance between two fourth mounting holes (32) adjacent about on connecting plate (3).

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