CN215672552U

CN215672552U - Fixing device for wind driven generator shell

Info

Publication number: CN215672552U
Application number: CN202121937525.XU
Authority: CN
Inventors: 盖敏
Original assignee: Beckmann Volmer Metal Technology Qingdao Co ltd
Current assignee: Beckmann Volmer Metal Technology Qingdao Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-01-28
Anticipated expiration: 2031-08-18

Abstract

The utility model relates to the technical field of wind driven generators, in particular to a fixing device for a shell of a wind driven generator, which comprises a supporting rod, a base and an upper cover plate, wherein the upper end of the supporting rod is connected with a fixing block through a bolt, the upper end of the fixing block is welded with the base, and strip-shaped plates are symmetrically welded at the front and the back of the upper end of the base, and the fixing device has the beneficial effects that: fix aerogenerator on the base during installation, place the upper cover plate dislocation on the base again, make concave plate and fixed otic placode crisscross the placing, promote the upper cover plate right along the base again, make the concave plate cover be equipped with on fixed otic placode, make first arc peg graft with first semicircle annular groove simultaneously, the second arc is pegged graft with second semicircle annular groove, the rethread bolt is connected limiting plate and fixed plate, produce deformation with the sealing washer extrusion simultaneously, thereby seal the aerogenerator shell, the rethread bolt is connected concave plate and fixed otic placode, further fixed to the electricity generation shell.

Description

Fixing device for wind driven generator shell

Technical Field

The utility model relates to the technical field of wind driven generators, in particular to a fixing device for a shell of a wind driven generator.

Background

Wind power generation refers to converting kinetic energy of wind into electric energy. Wind energy is a clean and pollution-free renewable energy source, is very environment-friendly by utilizing wind power for power generation, and has huge wind energy content, so that the wind energy is increasingly paid attention by various countries in the world. The wind driven generator has simple working principle, the wind wheel rotates under the action of wind force, the kinetic energy of the wind is converted into mechanical energy of a wind wheel shaft, and the generator rotates under the drive of the wind wheel shaft to generate electricity. In the use process of the wind driven generator, a shell needs to be installed for protection, so that the better operation of the wind driven generator is guaranteed. Traditional aerogenerator shell fixed mode sets up a plurality of screws and base and carries out fixed mounting mostly around the shell, and fixed knot constructs too simply, and fixed effect is not good, easily because the incessant vibrations of generator cause not hard up in generator working process to influence the normal use of generator. And the traditional generator shell fixing device does not have good sealing performance. Because the wind driven generator is installed in the air, if the wind driven generator is damaged by water, the wind driven generator is not easy to maintain, great trouble is brought to work, and the efficiency of wind power generation is influenced.

Therefore, a wind turbine housing fixing device is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a wind turbine housing fixing device to solve the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme: a wind driven generator shell fixing device comprises a supporting rod, a base and an upper cover plate, wherein the upper end of the supporting rod is connected with a fixing block through a bolt, the upper end of the fixing block is welded with the base, strip-shaped plates are symmetrically welded on the front and back of the upper end of the base, a pair of fixing lug plates are symmetrically welded on the front and back of the side surface of the base, a first semicircular groove is formed in the left end of the base, the upper end of the base is provided with the upper cover plate, grooves are symmetrically formed in the front and back of the lower end of the upper cover plate, a pair of concave plates are symmetrically welded on the front and back of the side surface of the upper cover plate, the concave plates are spliced with the fixing lug plates and fixed through a penetrating bolt, a conical cylinder is welded at the left end of the upper cover plate, a first arc-shaped plate is welded at the lower end of the right side of the conical cylinder, a circular through hole is formed in the left side of the conical cylinder, and a limiting plate is welded at the right end of the upper cover plate, the right side of the limiting plate is provided with a sealing groove, the right end of the base is welded with a fixing plate, the limiting plate is in contact with the fixing plate, and the upper end of the left side of the fixing plate is welded with a second arc-shaped plate.

Preferably, the base and the upper cover plate are both semicircular plates and are in sliding connection.

Preferably, the strip-shaped plate is inserted into the upper cover plate and is connected with the groove in a sliding manner.

Preferably, the first arc-shaped plate and the second arc-shaped plate are semicircular annular plates, the first arc-shaped plate is connected with the first semicircular annular groove in an inserting mode, and the second arc-shaped plate is connected with the second semicircular annular groove in an inserting mode.

Preferably, the limiting plate is a semicircular annular plate, the limiting plate is connected with the fixed plate through a bolt, a sealing ring is embedded in the outer side of the second arc-shaped plate on the left side of the fixed plate, and the sealing ring is in extrusion contact with the sealing groove.

Compared with the prior art, the utility model has the beneficial effects that: fix aerogenerator on the base during installation, place the upper cover plate dislocation on the base again, make concave plate and fixed otic placode crisscross the placing, make the upper cover plate slide right along the bar shaped plate, make the concave plate cover be equipped with on fixed otic placode, make first arc peg graft with first semicircle annular groove simultaneously, the second arc is pegged graft with second semicircle annular groove, be connected limiting plate and fixed plate through the bolt, produce deformation with the sealing washer extrusion simultaneously, thereby seal the aerogenerator shell, the rethread bolt is connected concave plate and fixed otic placode, further fix the electricity generation shell, through the bar shaped plate that sets up, first arc and second arc are further sealed and fixed to generator shell.

Drawings

FIG. 1 is a schematic structural view of a housing of a wind turbine generator according to the present invention;

FIG. 2 is a schematic cross-sectional view of the structure of the housing of the wind turbine generator according to the present invention;

FIG. 3 is a schematic side view of the structure of the housing of the wind turbine generator according to the present invention;

fig. 4 is a schematic structural view of the fixing block, the base and the fixing plate of the present invention.

In the figure: 1. a support bar; 2. a fixed block; 3. a base; 31. a strip plate; 32. fixing the ear plate; 33. a first semi-circular groove; 4. an upper cover plate; 41. a groove; 42. a concave plate; 43. a second semi-circular groove; 5. a tapered barrel; 51. a first arc-shaped plate; 52. a circular through hole; 6. a limiting plate; 61. a sealing groove; 7. a fixing plate; 71. a second arc-shaped plate; 8. and (5) sealing rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a aerogenerator shell fixing device, including bracing piece 1, base 3 and upper cover plate 4, there is fixed block 2 upper end of bracing piece 1 through bolted connection, the maintenance is changed to bolted connection later stage of being convenient for here, the upper end welding of fixed block 2 has base 3, the symmetrical welding has bar shaped plate 31 around the upper end of base 3, the symmetrical welding has a pair of fixed otic placode 32 around the side of base 3, first semicircular groove 33 has been seted up to base 3's left end, base 3's upper end is provided with upper cover plate 4, base 3 and upper cover plate 4 are the semicircle board, and

base

3 and 4 sliding connection of upper cover plate, when needs installation aerogenerator, fix aerogenerator on base 3 earlier, fix aerogenerator through upper cover plate 4 and base 3 again.

The lower extreme front and back symmetry of upper cover plate 4 has seted up recess 41, and bar 31 is pegged graft with upper cover plate 4, bar 31 and recess 41 sliding connection, and upper cover plate 4's recess 41 slides right along bar 31, seals and fixes upper cover plate 4 and base 3's side.

Symmetrical welding has a pair of notch plate 42 around the side of upper cover plate 4, notch plate 42 pegs graft with fixed otic placode 32, and notch plate 42 passes through bolted connection with fixed otic placode 32, when installing upper cover plate 4, place upper cover plate 4 dislocation on base 3 earlier, make notch plate 42 and fixed otic placode 32 crisscross placing, slow right promotion upper cover plate 4 again, the slow cover that makes notch plate 42 is equipped with on fixed otic placode 32, the bolt that the rethread runs through is with notch plate 42 and fixed otic placode 32 fixed connection.

The left end of the upper cover plate 4 is welded with a conical cylinder 5, the lower end of the right side of the conical cylinder 5 is welded with a first arc-shaped plate 51, the left side of the conical cylinder 5 is provided with a circular through hole 52, the circular through hole 52 is used for inserting a rotating shaft rotating at a low speed, the right end of the upper cover plate 4 is welded with a limiting plate 6, the right side of the limiting plate 6 is provided with a sealing groove 61, the right end of the base 3 is welded with a fixing plate 7, the limiting plate 6 is in contact with the fixing plate 7, the limiting plate 6 is a semicircular annular plate, the limiting plate 6 is connected with the fixing plate 7 through a bolt, the left side of the fixing plate 7 is embedded with a sealing ring 8 at the outer side of a second arc-shaped plate 71, the sealing ring 8 is in extrusion contact with the sealing groove 61, the limiting plate 6 is tightly connected with the fixing plate 7 through a bolt, meanwhile, the limiting plate 6 and the fixing plate 7 extrude the sealing ring 8 to deform, and the deformed sealing ring 8 is in contact with the sealing groove 61, so that the shell of the wind driven generator is sealed.

The welding of the left upper end of fixed plate 7 has second arc 71, and first arc 51 and second arc 71 are semicircular ring plate, and just first arc 51 is pegged graft with first semicircular ring groove 33, and second arc 71 is pegged graft with second semicircular ring groove 43, makes between upper cover plate 4 and the base 3 be connected more stable, and more sealed, prevents that rainwater etc. from getting into in the aerogenerator shell.

The working principle is as follows: when the wind driven generator needs to be installed, the wind driven generator is firstly fixed on the base 3, after all connecting pieces of the wind driven generator are installed, the upper cover plate 4 is placed on the base 3 in a staggered mode, the concave plates 42 and the fixing lug plates 32 are placed in a staggered mode, the upper cover plate 4 is pushed rightwards along the base 3, the grooves 41 of the upper cover plate 4 slide rightwards along the strip-shaped plates 31, the concave plates 42 are slowly sleeved on the fixing lug plates 32, the first arc-shaped plates 51 are connected with the first semi-circular-ring-shaped grooves 33 in an inserted mode, the second arc-shaped plates 71 are connected with the second semi-circular-ring-shaped grooves 43 in an inserted mode, after the limiting plate 6 at the right end of the upper cover plate 4 is in contact with the fixing plate 7, the upper cover plate 4 stops being pushed, the limiting plate 6 is tightly connected with the fixing plate 7 through bolts, meanwhile, the limiting plate 6 and the fixing plate 7 extrude the sealing ring 8 to deform, and the deformed sealing ring 8 is in contact with the sealing groove 61, thereby seal the aerogenerator shell, the bolt that the rethread runs through is with notch plate 42 and fixed otic placode 32 fixed connection, further fixed to the electricity generation shell, pegs graft through strip shaped plate 31 and recess 41, first arc 51 pegs graft with first semi-circular ring groove 33, and second arc 71 pegs graft with second semi-circular ring groove 43 to further sealed and fixed to the generator housing.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wind generator shell fixing device, includes bracing piece (1), base (3) and upper cover plate (4), its characterized in that: the upper end of the supporting rod (1) is connected with a fixed block (2) through a bolt, a base (3) is welded at the upper end of the fixed block (2), strip-shaped plates (31) are symmetrically welded around the upper end of the base (3), a pair of fixed lug plates (32) are symmetrically welded around the side face of the base (3), a first semicircular groove (33) is formed in the left end of the base (3), an upper cover plate (4) is arranged at the upper end of the base (3), grooves (41) are symmetrically formed in the front and back of the lower end of the upper cover plate (4), a pair of concave plates (42) are symmetrically welded around the side face of the upper cover plate (4), the concave plates (42) are spliced with the fixed lug plates (32) and fixed through a penetrating bolt, a conical barrel (5) is welded at the left end of the upper cover plate (4), and a first arc-shaped plate (51) is welded at the lower end of the right side of the conical barrel (5), circular through-hole (52) have been seted up to the left side of a toper section of thick bamboo (5), the right-hand member welding of upper cover plate (4) has limiting plate (6), seal groove (61) have been seted up on the right side of limiting plate (6), the right-hand member welding of base (3) has fixed plate (7), limiting plate (6) and fixed plate (7) contact, the welding of the left upper end of fixed plate (7) has second arc (71).

2. The wind generator housing fixing device according to claim 1, wherein: the base (3) and the upper cover plate (4) are both semicircular plates, and the base (3) is connected with the upper cover plate (4) in a sliding mode.

3. The wind generator housing fixing device according to claim 1, wherein: the strip-shaped plate (31) is connected with the upper cover plate (4) in an inserting mode, and the strip-shaped plate (31) is connected with the groove (41) in a sliding mode.

4. The wind generator housing fixing device according to claim 1, wherein: first arc (51) and second arc (71) are the semicircle annular plate, and just first arc (51) are pegged graft with first semicircle annular groove (33), and second arc (71) are pegged graft with second semicircle annular groove (43).

5. The wind generator housing fixing device according to claim 1, wherein: limiting plate (6) are semicircular annular plates, limiting plate (6) pass through bolted connection with fixed plate (7), the left side of fixed plate (7) is inlayed in the outside of second arc (71) and is had sealing washer (8), sealing washer (8) and seal groove (61) extrusion contact.