CN201739101U - Wheel hub of wind-powered generator - Google Patents
Wheel hub of wind-powered generator Download PDFInfo
- Publication number
- CN201739101U CN201739101U CN201020297515XU CN201020297515U CN201739101U CN 201739101 U CN201739101 U CN 201739101U CN 201020297515X U CN201020297515X U CN 201020297515XU CN 201020297515 U CN201020297515 U CN 201020297515U CN 201739101 U CN201739101 U CN 201739101U
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- China
- Prior art keywords
- hub
- main body
- wheel hub
- adpting flange
- groove
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y02E10/722—
Abstract
The utility model relates to a wheel hub of a wind-powered generator, which comprises a spherical main body, a spindle connecting flange and a plurality of blade connecting flanges that are arranged on the main body, wherein the blade connecting flanges are symmetrically arranged along the circumferential direction of the main body; the wheel hub is characterized in that a plurality of manholes and flow-guiding cover fitting seats are arranged on the outer wall of the main body of the wheel hub, wherein the manholes are communicated with the interior and the exterior of the main body of the wheel hub; and mounting holes corresponding to the flow-guiding cover fitting seats are formed on the end surface of the spindle connecting flange of the main body of the wheel hub. Since the flow-guiding cover fitting seats are arranged on the wheel hub, during installation, the flow-guiding covers with doors and windows and the mounting holes on the end surface of the spindle connecting flange are fixed on the main body of the wheel hub through the flow-guiding cover fitting seats to wrap the main body of the wheel hub, and the installation is very convenient; and since the positions of the doors and windows of the flow-guiding covers correspond to that of the manholes after the installation of the flow-guiding covers, maintenance staff can open the doors and windows of the flow-guiding cover directly, and enter the interior of the main body of the wheel hub safely, conveniently and quickly through the manholes.
Description
Affiliated technical field
The utility model relates to a kind of hub of wind power generator, specifically be a kind of simple and compact for structure, can allow maintenance man's safety, enter into that safeguard its inside, the hub of wind power generator of repair work easily; This hub of wind power generator also is convenient to be connected with other equipment.
Background technique
In the structure of wind-driven generator unit, wheel hub is as the vitals that connects blade and cabin, not only to carry certain load, and will be connected with blade or pitch variable bearings, blower fan main shaft, air guide sleeve simultaneously, therefore in the design of wheel hub, must consider to be connected with the optimization of each parts.And blower fan is in the using process of wind energy turbine set, and the installation and maintenance personnel will in time enter wheel hub and safeguard, repair, and is safe and reliable to guarantee wheel hub; Yet air guide sleeve is installed in a side of wheel hub in traditional structure, enter wheel hub, will cross wheel hub earlier and enter air guide sleeve, enters wheel hub from air guide sleeve again, and this structure brings great inconvenience and potential safety hazard for the installation and maintenance personnel that enter wheel hub.Therefore, must provide a kind of had not only optimized but also the wheel hub structure of safety.
The model utility content
The technical problems to be solved in the utility model, provide a kind of simple and compact for structure, can allow maintenance man's safety, enter into that safeguard its inside, the hub of wind power generator of repair work easily.
The problem that the utility model wants technology to solve, can realize by following technological scheme: a kind of hub of wind power generator, comprise spherical main body, described main body is provided with a main shaft adpting flange and a plurality of blade adpting flange, and wherein a plurality of blade adpting flanges circumferentially are symmetrical arranged along main body; It is characterized in that: the outer wall of the main body of described wheel hub also has a plurality of manholes and air guide sleeve fitting seat, and wherein said manhole is communicated with the inside and the external world of hub body; The end face of the main shaft adpting flange of the main body of described wheel hub has and the corresponding mounting hole of air guide sleeve fitting seat.Because wheel hub is provided with the air guide sleeve fitting seat, during installation, the air guide sleeve that the is provided with door and window mounting hole by air guide sleeve fitting seat and main shaft adpting flange end face is fixed on the hub body, hub body is wrapped, install very convenient; Its door and window position, back is corresponding with manhole because air guide sleeve is installed, and the maintenance man can directly open the door and window of air guide sleeve, by manhole safety, enter into the inside of hub body quickly and easily.
On the basis of the above, as an embodiment of the present utility model, described a plurality of manholes are separately positioned in twos between the adjacent vanes adpting flange, and described each manhole all protrude the outer wall of hub body towards the end face in the hub body external world.
On the basis of the above, as an embodiment of the present utility model, the equal raised bosses main body of described each air guide sleeve fitting seat outer wall, and be distributed with the mounting hole that is connected with air guide sleeve on each air guide sleeve fitting seat.Each air guide sleeve fitting seat can be designed to square body or cylindrical body etc. according to actual needs, and its position, quantity also can be according to design needs settings (for example a plurality of air guide sleeve fitting seats are separately positioned in twos between the adjacent vanes adpting flange), to obtain only structure.
Each manhole described in the utility model is arranged on the position of the close main shaft adpting flange of adjacent vanes adpting flange in twos; Described each air guide sleeve fitting seat is arranged in twos the adjacent vanes adpting flange away from the position of main shaft adpting flange.
On the basis of the above, the structure of each blade adpting flange described in the utility model: the middle part has impeller bore, and the edge is provided with the groove of annular, and this groove forms the fitting seat of pitch variable bearings.Blade adpting flange of the present utility model not only has impeller bore, and groove also is set, and oar drives in order to become, pitch variable bearings provides installing space, is convenient to being connected between hub body and blade, the pitch variable bearings, reduces the workload of installation significantly; And when blade needed repairing, personnel can enter into wheel hub inside through the impeller bore at blade adpting flange middle part.
Have on the diapire of the groove of blade adpting flange described in the utility model and become oar drive installation seat.
Described groove is an internal groove side wall near the cell wall of impeller bore, and another cell wall is an external groove sidevall; The end face of the external groove sidevall of described groove is provided with the mounting hole that is connected with pitch variable bearings, and the diapire of described groove is provided with installing technological hole near the position of external groove sidevall; The bolt that the installing technological hole of groove diapire can be blade and pitch variable bearings is connected provides the operating space.
Wheel hub described in the utility model is the integrative-structure of spheroidal graphite cast iron casting.
Compared with prior art, the spherical integrative-structure that the utility model is formed by the spheroidal graphite cast iron casting, connect by the mounting hole of the correspondence parts relevant by bolt with other, and the utility model has also designed manhole and air guide sleeve fitting seat, well solved the connectivity problem of air guide sleeve and wheel hub, and provide safety guarantee for the installation and maintenance personnel enter wheel hub.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is that the A of a vertical wherein blade adpting flange among Fig. 1 is to structural representation.
Embodiment
Hub of wind power generator shown in Fig. 1～2 is embodiment of the present utility model, it is the casting integrated structure of spheroidal graphite cast iron, it has comprised spherical main body 1, main body 1 is provided with a main shaft adpting flange 2 and three blade adpting flanges 3, three blade adpting flanges 3 circumferentially are symmetrical arranged along main body 1, and promptly three blade adpting flanges evenly are scattered in 120 ° angle between adjacent.
The structure of each blade adpting flange 3: the middle part has impeller bore 4, and the edge is provided with the groove 5 of annular, and this groove 5 forms the fitting seat of pitch variable bearings; Groove 5 is an internal groove side wall 51 near the cell wall of impeller bore 4, and another cell wall is an external groove sidevall 52; The end face of the external groove sidevall 52 of groove 5 is provided with the uniform mounting hole 53 in a plurality of intervals that are connected with pitch variable bearings, the diapire of groove 5 is provided with the uniform installing technological hole 54 in a plurality of intervals near the position of external groove sidevall 52, and this installing technological hole provides the operating space for the bolt of blade and pitch variable bearings is connected.Have a change oar drive installation seat 6 on the diapire of the groove 5 of blade adpting flange 3, be used for installing change oar drive motor.
The outer wall of the main body 1 of wheel hub also has a plurality of manholes 7 and air guide sleeve fitting seat 8, and wherein manhole is communicated with the inside and the external world of hub body 1; Manhole 7 is corresponding with the position with air guide sleeve fitting seat 8 quantity; The end face of the main shaft adpting flange 2 of the main body 1 of wheel hub has and air guide sleeve fitting seat 8 corresponding two circle mounting holes 21,22.
A plurality of manholes 7 are separately positioned on the position of close main shaft adpting flange 2 between the adjacent vanes adpting flange 3 in twos, and the end face towards hub body 1 external world of each manhole 7 all protrudes the outer wall of hub body 1.Each air guide sleeve fitting seat 8 is the square body of a projection at hub body 1 outer wall, is equipped with a mounting hole that is connected with air guide sleeve 81 on four corners of this square body; A plurality of air guide sleeve fitting seats 8 are separately positioned in twos between the adjacent vanes adpting flange 3 and away from the position of main shaft adpting flange 2.
Blade adpting flange of the present utility model not only has impeller bore, groove, manhole and air guide sleeve fitting seat also are set, impeller bore and groove provide the space of installing for impeller, pitch variable bearings, are convenient to being connected between hub body and impeller, the pitch variable bearings, reduce the workload of installation significantly; And when blade needed repairing, personnel can enter into wheel hub inside through the impeller bore at blade adpting flange middle part.When air guide sleeve is installed, the air guide sleeve that is provided with door and window is fixed on the hub body by the mounting hole of air guide sleeve fitting seat 8 with main shaft adpting flange 2 end faces, hub body is wrapped; Its door and window position, back is corresponding with manhole because air guide sleeve is installed, and the maintenance man can directly open the door and window of air guide sleeve, by manhole safety, enter into the inside of hub body quickly and easily.
Claims (8)
1. a hub of wind power generator comprises spherical main body (1), and described main body (1) is provided with a main shaft adpting flange (2) and a plurality of blade adpting flange (3), and wherein a plurality of blade adpting flanges (3) circumferentially are symmetrical arranged along main body (1); It is characterized in that: the outer wall of the main body of described wheel hub (1) also has a plurality of manholes (7) and air guide sleeve fitting seat (8), and wherein said manhole is communicated with the inside and the external world of hub body (1); The end face of the main shaft adpting flange (2) of the main body of described wheel hub (1) has the mounting hole corresponding with air guide sleeve fitting seat (8) (21,22).
2. hub of wind power generator according to claim 1, it is characterized in that: described a plurality of manholes (7) are separately positioned in twos between the adjacent vanes adpting flange (3), and described each manhole (7) all protrude the outer wall of hub body (1) towards the extraneous end face of hub body (1).
3. hub of wind power generator according to claim 1 and 2 is characterized in that: described each air guide sleeve fitting seat (8) is raised bosses main body (1) outer wall all, and is distributed with the mounting hole (81) that is connected with air guide sleeve on each air guide sleeve fitting seat (8).
4. hub of wind power generator according to claim 3 is characterized in that: described each manhole (7) is arranged on the position of the close main shaft adpting flange (2) of adjacent vanes adpting flange (3) in twos; Described each air guide sleeve fitting seat (8) is arranged in twos adjacent vanes adpting flange (3) away from the position of main shaft adpting flange (2).
5. hub of wind power generator according to claim 4 is characterized in that: the structure of described each blade adpting flange (3): the middle part has impeller bore (4), and the edge is provided with the groove (5) of annular, and this groove (5) forms the fitting seat of pitch variable bearings.
6. hub of wind power generator according to claim 5 is characterized in that: have change oar drive installation seat (6) on the diapire of the groove (5) of described blade adpting flange (3).
7. hub of wind power generator according to claim 6 is characterized in that: described groove (5) is internal groove side wall (51) near the cell wall of impeller bore (4), and another cell wall is external groove sidevall (52); The end face of the external groove sidevall (52) of described groove (5) is provided with the mounting hole (53) that is connected with pitch variable bearings, and the diapire of described groove (5) is provided with installing technological hole (54) near the position of external groove sidevall (52).
8. hub of wind power generator according to claim 7 is characterized in that: described wheel hub is the integrative-structure of spheroidal graphite cast iron casting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020297515XU CN201739101U (en) | 2010-08-19 | 2010-08-19 | Wheel hub of wind-powered generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020297515XU CN201739101U (en) | 2010-08-19 | 2010-08-19 | Wheel hub of wind-powered generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201739101U true CN201739101U (en) | 2011-02-09 |
Family
ID=43554376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020297515XU Expired - Fee Related CN201739101U (en) | 2010-08-19 | 2010-08-19 | Wheel hub of wind-powered generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201739101U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103184977A (en) * | 2011-12-31 | 2013-07-03 | 新疆金风科技股份有限公司 | Fan blade connecting method, fan impeller and wind turbine generator set |
| CN103775290A (en) * | 2013-12-24 | 2014-05-07 | 广东明阳风电产业集团有限公司 | Yawing supporting structure of wind generating set |
-
2010
- 2010-08-19 CN CN201020297515XU patent/CN201739101U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103184977A (en) * | 2011-12-31 | 2013-07-03 | 新疆金风科技股份有限公司 | Fan blade connecting method, fan impeller and wind turbine generator set |
| CN103184977B (en) * | 2011-12-31 | 2015-11-25 | 新疆金风科技股份有限公司 | Fan blade connecting means, draught fan impeller and wind power generating set |
| CN103775290A (en) * | 2013-12-24 | 2014-05-07 | 广东明阳风电产业集团有限公司 | Yawing supporting structure of wind generating set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110209 Termination date: 20140819 |
|
| EXPY | Termination of patent right or utility model |