CN214674586U

CN214674586U - Rotor for wind driven generator

Info

Publication number: CN214674586U
Application number: CN202120330817.0U
Authority: CN
Inventors: 刘海军; 解海军; 王少波; 许允春
Original assignee: Qingdao Xingye Steam Turbine Fittings Co ltd
Current assignee: Qingdao Xingye Steam Turbine Fittings Co ltd
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-11-09
Anticipated expiration: 2031-02-05

Abstract

The utility model discloses a rotor for aerogenerator, including rotor body, rotor body's outer wall evenly distributed has cast aluminium hole, rotor body's periphery is provided with the aluminium ring, rotor body's one end is provided with first silicon steel sheet, rotor body's the other end is provided with second silicon steel sheet, rivet hole's interior middle part has all run through rivet body, the inner wall evenly distributed in shaft hole has fixed tooth, the inside interference in shaft hole is connected with the power shaft, the middle part periphery evenly distributed of power shaft has fixed arris. The utility model discloses in, through the combination of first silicon steel sheet, second silicon steel sheet and rivet body and the setting of aluminium ring in the cast aluminium hole, guarantee the inside silicon steel sheet of rotor body the condition that the displacement can not appear or scatter, through the setting of the block of fixed tooth and fixed arris, make power shaft and rotor body can firmly fix, be worth wideling popularize.

Description

Rotor for wind driven generator

Technical Field

The utility model relates to a generator rotor field especially relates to a rotor for aerogenerator.

Background

The wind driven generator is a mechanical structure which takes the sun as a heat source and uses the heat energy of the atmosphere as a working medium to utilize the generator, and the rotor is very important for the wind driven generator.

Aerogenerator's rotor on the existing market has two problems that need to solve, firstly, the rotor mostly combines the binder to make multilayer silicon steel sheet combine through certain mechanical pressure, form the rotor, aerogenerator live time is long, the harmomegathus of certain degree appears in the very easy heating or cooling of rotor work, long-time later silicon steel sheet can take place the displacement and scatter even, seriously influence aerogenerator's life like this, can cause the generator to scrap even, secondly when rotor and motor shaft pressfitting are fixed, the phenomenon that the cohesion is not enough often can appear, the very serious problem appears easily in the work of cohesion not enough messenger aerogenerator.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a rotor for a wind driven generator.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a rotor for aerogenerator, includes rotor body, rotor body's outer wall evenly distributed has cast aluminium hole, rotor body's periphery is provided with the aluminium ring, rotor body's one end is provided with first silicon steel sheet, rotor body's the other end is provided with second silicon steel sheet, rotor body's interior middle part periphery evenly distributed has the rivet hole, rivet body has all been run through at the interior middle part in rivet hole, rotor body's interior middle part is provided with the shaft hole, the inner wall evenly distributed in shaft hole has fixed tooth, the inside interference in shaft hole is connected with the power shaft, the middle part periphery evenly distributed of power shaft has fixed arris, the one end of power shaft is connected with the jump ring through the draw-in groove.

As a further description of the above technical solution:

the number of the cast aluminum holes is six, and aluminum is arranged in each cast aluminum hole.

As a further description of the above technical solution:

the rivet holes are four in total.

As a further description of the above technical solution:

four heat dissipation holes are uniformly distributed on the periphery of the middle part in the rotor body, and the heat dissipation holes and the rivet holes are alternately distributed.

As a further description of the above technical solution:

and one end of the rivet body is fixedly connected to the outer side of the second silicon steel sheet.

As a further description of the above technical solution:

the other end of the rivet is fixedly connected with a rivet fork, and the rivet fork is fixedly connected to the outer side of the first silicon steel sheet.

As a further description of the above technical solution:

the fixed teeth are connected to the periphery of the fixed edge in an interference mode.

As a further description of the above technical solution:

one end of the power shaft is connected with a lantern ring in an interference mode, and the lantern ring is attached to one side of the second silicon steel sheet.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, at first through first silicon steel sheet, the combination of second silicon steel sheet and rivet body, make rotor body can get fine centre gripping and protection, through aluminium ring and aluminium ring in the downthehole setting of cast aluminium, make rotor body can obtain the fastening, when rotor body receives hot or cold the condition that harmomegathus appears in work, guarantee that the inside silicon steel sheet of rotor body can not appear the displacement or scatter, guarantee the life of rotor, make aerogenerator can long-time safe handling simultaneously.

2. The utility model discloses in, through the setting of the block of fixed tooth and fixed arris, fix the setting on rotor body with the power shaft through the lantern ring simultaneously, make power shaft and rotor body can firmly fix, strengthened rotor body's power shaft's cohesion greatly, guarantee aerogenerator's safe operation, be worth wideling popularize.

Drawings

Fig. 1 is a perspective view of a rotor for a wind turbine according to the present invention;

fig. 2 is a cross-sectional structural view of a rotor for a wind power generator according to the present invention;

fig. 3 is a top view of a rotor for a wind turbine according to the present invention;

fig. 4 is an enlarged view of a portion a in fig. 2.

Illustration of the drawings:

1. a rotor body; 2. fixing teeth; 3. rivet holes; 4. heat dissipation holes; 5. a rivet fork; 6. an aluminum ring; 7. casting an aluminum hole; 8. a first silicon steel sheet; 9. a shaft hole; 10. a second silicon steel sheet; 11. fixing the edge; 12. a rivet body; 13. a collar; 14. a clamp spring; 15. a power shaft.

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 "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, 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. 1-4, the present invention provides an embodiment: a rotor for a wind driven generator comprises a rotor body 1, cast aluminum holes 7 are uniformly distributed on the outer wall of the rotor body 1, an aluminum ring 6 is arranged on the periphery of the rotor body 1, the aluminum ring 6 and the aluminum ring 6 are arranged in the cast aluminum holes 7, so that the rotor body 1 can be fastened, when the rotor body 1 is heated or cooled to expand and contract during working, the silicon steel sheets in the rotor body 1 are prevented from displacement or scattering, one end of the rotor body 1 is provided with a first silicon steel sheet 8, the other end of the rotor body 1 is provided with a second silicon steel sheet 10, rivet holes 3 are uniformly distributed on the periphery of the inner middle part of the rotor body 1, rivet bodies 12 penetrate through the inner middle parts of the rivet holes 3, and the first silicon steel sheet 8 is fixed by the combination of the first silicon steel sheet 8, the second silicon steel sheet 10 and the rivet bodies 12 at one end of the rivet body 12 through rivet forks 5, make the silicon steel sheet of rotor body 1 inside can get fine centre gripping and protection, rotor body 1's interior middle part is provided with shaft hole 9, the inner wall evenly distributed of shaft hole 9 has fixed tooth 2, the inside interference of shaft hole 9 is connected with power shaft 15, the middle part periphery evenly distributed of power shaft 15 has fixed arris 11, when letting in power shaft 15 to rotor body 1 inside shaft hole 9, block through fixed tooth 2 and fixed arris 11 makes power shaft 15 and rotor body 1 can stably combine, power shaft 15's one end is connected with jump ring 14 through the draw-in groove, setting up through jump ring 14 makes power shaft 15 and rotor body 1 can stabilize, can not break away from, guarantee aerogenerator's safe operation.

Six cast aluminum holes 7 in total, the rotor body 1 is ensured to have stable service performance due to the uniform distribution of the cast aluminum holes 7, aluminum is arranged in each cast aluminum hole 7, four rivet holes 3 in total are uniformly fixed when the rotor body 1 is fixed, four heat dissipation holes 4 are uniformly distributed on the periphery of the middle part in the rotor body 1, the heat in the rotor body 1 is efficiently dissipated when the rotor body 1 is used, the heat dissipation holes 4 and the rivet holes 3 are alternately distributed, one end of each rivet body 12 is fixedly connected to the outer side of each second silicon steel sheet 10, the other end of each rivet is fixedly connected with a rivet fork 5, each rivet fork 5 is fixedly connected to the outer side of each first silicon steel sheet 8, the fixed teeth 2 are in interference connection with the periphery of the fixed edges 11, one end of the power shaft 15 is in interference connection with a lantern ring 13, the lantern ring 13 is attached to one side of each second silicon steel sheet 10, and the power shaft 15 is fixed on the rotor body 1 through the lantern ring 13, the power shaft 15 and the rotor body 1 can be firmly fixed.

The working principle is as follows: in order to enable the rotor body 1 to be used for a long time, firstly, the first silicon steel sheet 8, the second silicon steel sheet 10 and the rivet body 12 are combined, meanwhile, one end of the rivet body 12 enables the first silicon steel sheet 8 to be fixed through the rivet fork 5, the silicon steel sheets in the rotor body 1 can be well clamped and protected, the rotor body 1 can be fastened through the arrangement of the aluminum ring 6 and the aluminum ring 6 in the cast aluminum hole 7, when the rotor body 1 expands and contracts due to heat or cold in work, the silicon steel sheets in the rotor body 1 can be guaranteed not to be displaced or scattered, the service life of the rotor body 1 is guaranteed, meanwhile, the wind driven generator can be safely used for a long time, when the power shaft 15 is led into the shaft hole 9 in the rotor body 1, the power shaft 15 and the rotor body 1 can be stably combined through the clamping of the fixed teeth 2 and the fixed edges 11, simultaneously through the setting that lantern ring 13 is fixed power shaft 15 on rotor body 1, make power shaft 15 and rotor body 1 firmly fixed, strengthened rotor body 1's power shaft 15's cohesion greatly, guarantee aerogenerator's safe operation, through setting up of jump ring 14 make power shaft 15 and rotor body 1 can stabilize, can not break away from, are worth wideling popularize.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A rotor for a wind power generator, comprising a rotor body (1), characterized in that: cast aluminum holes (7) are uniformly distributed on the outer wall of the rotor body (1), an aluminum ring (6) is arranged on the periphery of the rotor body (1), a first silicon steel sheet (8) is arranged at one end of the rotor body (1), a second silicon steel sheet (10) is arranged at the other end of the rotor body (1), rivet holes (3) are uniformly distributed on the periphery of the inner middle part of the rotor body (1), the rivet body (12) penetrates through the inner middle part of the rivet hole (3), the shaft hole (9) is arranged at the inner middle part of the rotor body (1), the inner wall of the shaft hole (9) is uniformly distributed with fixed teeth (2), the inside of the shaft hole (9) is connected with a power shaft (15) in an interference manner, the periphery of the middle part of the power shaft (15) is uniformly distributed with fixed edges (11), one end of the power shaft (15) is connected with a clamp spring (14) through a clamping groove.

2. A rotor for a wind power generator according to claim 1, wherein: the number of the cast aluminum holes (7) is six, and aluminum is arranged in each cast aluminum hole (7).

3. A rotor for a wind power generator according to claim 1, wherein: the number of the rivet holes (3) is four.

4. A rotor for a wind power generator according to claim 1, wherein: four heat dissipation holes (4) are uniformly distributed in the periphery of the middle of the interior of the rotor body (1), and the heat dissipation holes (4) and the rivet holes (3) are alternately distributed.

5. A rotor for a wind power generator according to claim 1, wherein: one end of the rivet body (12) is fixedly connected to the outer side of the second silicon steel sheet (10).

6. A rotor for a wind power generator according to claim 1, wherein: the other end of the rivet is fixedly connected with a rivet fork (5), and the rivet fork (5) is fixedly connected to the outer side of the first silicon steel sheet (8).

7. A rotor for a wind power generator according to claim 1, wherein: the fixed teeth (2) are connected to the periphery of the fixed edge (11) in an interference mode.

8. A rotor for a wind power generator according to claim 1, wherein: one end of the power shaft (15) is connected with a lantern ring (13) in an interference mode, and the lantern ring (13) is attached to one side of the second silicon steel sheet (10).