CN202817975U - Disk type generator - Google Patents

Disk type generator Download PDF

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Publication number
CN202817975U
CN202817975U CN 201220200912 CN201220200912U CN202817975U CN 202817975 U CN202817975 U CN 202817975U CN 201220200912 CN201220200912 CN 201220200912 CN 201220200912 U CN201220200912 U CN 201220200912U CN 202817975 U CN202817975 U CN 202817975U
Authority
CN
China
Prior art keywords
damping element
generator
connecting portion
supporting seat
hole
Prior art date
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
Application number
CN 201220200912
Other languages
Chinese (zh)
Inventor
彭作明
万保库
金宝年
刘作辉
张芹
李力森
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sinovel Wind Group Co Ltd
Original Assignee
Sinovel Wind Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sinovel Wind Group Co Ltd filed Critical Sinovel Wind Group Co Ltd
Priority to CN 201220200912 priority Critical patent/CN202817975U/en
Application granted granted Critical
Publication of CN202817975U publication Critical patent/CN202817975U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a disk type generator. The disk type generator comprises a generator housing and a supporting seat, an outer side of the generator housing has a plurality of first connection parts along a peripheral direction, the supporting seat is provided with a plurality of second connection parts corresponding to the first connection parts, each first connecting part is fixedly connected with each corresponding second connection part through a bolt, and a first vibration damping element is padded between each first connection part and each corresponding second connection part. According to the abovementioned scheme, the outer side of the generator housing is provided with the plurality of first connection parts along the periphery direction, the supporting seat is provided with the second connection parts, and the generator housing and the supporting seat are reliably and fixedly connected together through the first connection parts and the second connection parts, improving the stability of the disk type generator, and preventing the problem of side tilting from occurring, and the first vibration damping elements are padded between the first connection parts and the second connection parts to buffer vibration of the generator housing generated due to electromagnetic torque, realizing the function of vibration damping between the generator housing and the supporting seat.

Description

Disk generator
Technical field
The utility model relates to the electric machine structure technology, relates in particular to a kind of disk generator that is applied on the wind-driven generator.
Background technology
Development along with wind power technology, especially the development of offshore wind farm, the power of wind-powered electricity generation unit is also increasing, but processed restriction so that gear box fast smaller, thereby the rotating speed of generator is lower, this has just caused the radial dimension of generator increasing, and weight is more and more heavier, and the contour structures of generator is also by traditional box disc type that becomes.
Because the wind turbine generator impeller loads changes greatly, change is more frequent, thereby cause that the generator input torque changes greatly, accelerating, slow down, it is more frequent to change, whole generator vibration and air gap change greatly, stability when affecting generator work, reduced useful life, also can produce noise simultaneously, so in the wind turbine generator generator has been carried out vibration damping and process and to be very important.
As shown in Figure 1, traditional box type electric generator is because its rotating speed is high, and generator weight and radial dimension are little, and axial dimension is larger, and center of gravity is lower, and it generally all is to add vibration damping element 3 to carry out the vibration damping processing between the bottom of stator casing 1 and base for supporting 2.But because the disk generator rotating speed is low, weight and radial dimension are larger, and axial dimension is less, and center of gravity is higher, if adopt traditional vibration damping mode, then because of lateral rigidity and whole less stable, topple easily.This shows, solve stability and the vibration damping problem of disk generator, is those skilled in the art's technical problems to be solved.
The utility model content
The utility model provides a kind of disk generator, to solve stability and the vibration damping problem of disk generator.
The utility model provides a kind of disk generator, comprise generator housing and supporting seat, the outside of described generator housing along the circumferential direction has a plurality of the first connecting portions, have a plurality of second connecting portions corresponding with each described the first connecting portion on the described supporting seat, each described first connecting portion all is bolted to connection with corresponding each described second connecting portion, and pad is equipped with the first damping element between each described first connecting portion and corresponding each described second connecting portion.
Aforesaid disk generator, wherein, be coated with in turn pressing plate and the second damping element on the described bolt, described the second damping element is clipped between described pressing plate and described the first connecting portion, and the be placed in both sides of described the first connecting portion of described the second damping element and described the first damping element.
Aforesaid disk generator, wherein, described the first damping element has ladder hole, is coated with sleeve on the described bolt, and an end of described sleeve only cooperates with described pressing plate top, the other end only cooperates with the cascaded surface top of described ladder hole.
Aforesaid disk generator, wherein, hole, the large footpath section of described ladder hole is the first taper hole.
Aforesaid disk generator, wherein, described the second damping element has the second taper hole, and described the second damping element is threaded onto on the described bolt by described the second taper hole, and the large end opening of described the second taper hole diameter is towards described the first damping element.
Aforesaid disk generator, wherein, a plurality of described the first connecting portions along the circumferential direction evenly arrange in the outside of described generator housing.
The disk generator that the utility model provides, by the outside at generator housing a plurality of the first connecting portions are set along the circumferential direction, at supporting seat the second connecting portion is set, by the first connecting portion and the second connecting portion generator housing and supporting seat are fixed together reliably, improved the stability of this disk generator, avoid the problem that occurs rolling, and pad fills the vibration that the first damping element comes the buffer dynamo housing to produce because of electromagnetic torque between the first connecting portion and the second connecting portion, realizes the vibration-damping function between generator housing and the supporting seat.
Description of drawings
Fig. 1 is the structural scheme of mechanism of prior art box type electric generator;
Fig. 2 is the front view of the utility model disk generator embodiment;
Fig. 3 is the right view of Fig. 2;
Fig. 4 is the partial enlarged drawing I of Fig. 3.
Embodiment
Fig. 2 is the front view of the utility model disk generator embodiment; Fig. 3 is the right view of Fig. 2; Fig. 4 is the partial enlarged drawing I of Fig. 3.Such as Fig. 2, Fig. 3 and shown in Figure 4, the embodiment of the utility model disk generator, this disk generator, comprise generator housing 5 and supporting seat 4, the outside of generator housing 5 along the circumferential direction has a plurality of the first connecting portions, have a plurality of second connecting portions corresponding with each first connecting portion on the supporting seat 4, each first connecting portion all is fixedly connected with by bolt 8 with corresponding each second connecting portion, and each first connecting portion is equipped with the first damping element 10 with corresponding respectively filling up between second connecting portion.
The disk generator of such scheme, by the outside at generator housing 5 a plurality of the first connecting portions are set along the circumferential direction, at supporting seat 4 the second connecting portion is set, by the first connecting portion and the second connecting portion generator housing 5 and supporting seat 4 are fixed together reliably, improved the stability of this disk generator, avoid the problem that occurs rolling, and pad fills the vibration that the first damping element 10 comes buffer dynamo housing 5 to produce because of electromagnetic torque between the first connecting portion and the second connecting portion, realizes the vibration-damping function between generator housing 5 and the supporting seat 4.
Further, when this disk generator is applied in the wind turbine generator, because its power shaft center line and horizontal direction have a small inclination, this small inclination can produce an additional axial force and tilting moment, and because the off-centre of this disk generator structure self can cause the variation of tilting moment, this variation can produce axial impact, in order to cushion this axial impact, then on bolt 8, be coated with in turn pressing plate and the second damping element 16, the second damping element 16 is clipped between pressing plate and the first connecting portion, and the be placed in both sides of the first connecting portion of the second damping element 16 and the first damping element 10.
In the practical application, arranged outside at generator housing 5 has a circle the first boss 9, be provided with a plurality of first at the first boss 9 through hole 14 is installed, a plurality of first installs through hole 14 evenly distributes in a circumferential direction along the first boss 9, wherein, each the first installation through hole 14 position is first connecting portion.A plurality of first installs through hole 14 evenly distributes in a circumferential direction, can improve generator housing and be connected rear stressed uniformity with supporting seat 4.Be provided with a generator housing installing hole at supporting seat 4, be provided with a circle the second boss 12 in this generator housing installing hole, be provided with on the second boss 12 with first one to one the second installation through hole of through hole 14 is installed, the second installation lead to the hole site place is the second connecting portion.By passing the first bolt 8 that through hole 14 and the second installation through hole are installed generator housing 5 and supporting seat 4 are fixed together.The vibration that produces because of electromagnetic torque for buffer dynamo housing 5, then pad is equipped with the first damping element 10 between the first connecting portion and the second connecting portion, the outer peripheral face of the first damping element 10 is cascaded surface, the through hole that arranges in the first damping element 10 is shoulder hole, the ladder section of the first damping element 10 is inserted into first and installs in the through hole 14, correspondingly, first through hole 14 is installed is shoulder hole with the cascaded surface corresponding matching.For the axial impact that the variation because of tilting moment is produced cushions, then on bolt 8, be coated with in turn pressing plate 7 and the second damping element 16, the second damping element 16 is clipped between pressing plate 7 and the first connecting portion, and the be placed in both sides of the first connecting portion of the second damping element 16 and the first damping element 10.For the first damping element 10 is participated in the axial buffering, then be coated with sleeve 11 at bolt 8, and an end of this sleeve 11 end face, the other end that withstand on pressing plate 7 withstands on the cascaded surface of ladder hole of the first damping element 10.For the ease of installing sleeve 11, then, the large aperture section of the shoulder hole of the first damping element 10 is designed to the first taper hole 13, correspondingly, at the second damping element 16 the second taper hole 15 is set, and the large end opening of the second taper hole 15 diameters is towards the first damping element 10.
It should be noted that at last: above each embodiment is not intended to limit only in order to the technical solution of the utility model to be described; Although with reference to aforementioned each embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of each embodiment technical scheme of the utility model.

Claims (6)

1. disk generator, comprise generator housing and supporting seat, it is characterized in that, the outside of described generator housing along the circumferential direction has a plurality of the first connecting portions, have a plurality of second connecting portions corresponding with each described the first connecting portion on the described supporting seat, each described first connecting portion all is bolted to connection with corresponding each described second connecting portion, and pad is equipped with the first damping element between each described first connecting portion and corresponding each described second connecting portion.
2. disk generator according to claim 1, it is characterized in that, be coated with in turn pressing plate and the second damping element on the described bolt, described the second damping element is clipped between described pressing plate and described the first connecting portion, and the be placed in both sides of described the first connecting portion of described the second damping element and described the first damping element.
3. disk generator according to claim 2, it is characterized in that, described the first damping element has ladder hole, is coated with sleeve on the described bolt, and an end of described sleeve only cooperates with described pressing plate top, the other end only cooperates with the cascaded surface top of described ladder hole.
4. disk generator according to claim 3 is characterized in that, hole, the large footpath section of described ladder hole is the first taper hole.
5. arbitrary described disk generator according to claim 2-3, it is characterized in that, described the second damping element has the second taper hole, and described the second damping element is threaded onto on the described bolt by described the second taper hole, and the large end opening of described the second taper hole diameter is towards described the first damping element.
6. arbitrary described disk generator is characterized in that according to claim 1-3, and a plurality of described the first connecting portions along the circumferential direction evenly arrange in the outside of described generator housing.
CN 201220200912 2012-05-07 2012-05-07 Disk type generator Expired - Fee Related CN202817975U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220200912 CN202817975U (en) 2012-05-07 2012-05-07 Disk type generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220200912 CN202817975U (en) 2012-05-07 2012-05-07 Disk type generator

Publications (1)

Publication Number Publication Date
CN202817975U true CN202817975U (en) 2013-03-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220200912 Expired - Fee Related CN202817975U (en) 2012-05-07 2012-05-07 Disk type generator

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CN (1) CN202817975U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106972680A (en) * 2017-05-11 2017-07-21 珠海格力节能环保制冷技术研究中心有限公司 Bearing assembly and the motor with it
CN108631495A (en) * 2018-04-18 2018-10-09 云南靖强科技有限公司 New energy Magnetomotive generator group
CN109546797A (en) * 2019-01-25 2019-03-29 孙新年 A kind of motor denoising structure
CN110168871A (en) * 2016-12-23 2019-08-23 Seg汽车德国有限公司 Machine with retaining arm

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110168871A (en) * 2016-12-23 2019-08-23 Seg汽车德国有限公司 Machine with retaining arm
CN110168871B (en) * 2016-12-23 2022-02-08 Seg汽车德国有限公司 Machine with holding arm
CN106972680A (en) * 2017-05-11 2017-07-21 珠海格力节能环保制冷技术研究中心有限公司 Bearing assembly and the motor with it
CN106972680B (en) * 2017-05-11 2023-10-03 珠海格力节能环保制冷技术研究中心有限公司 Bearing assembly and motor with same
CN108631495A (en) * 2018-04-18 2018-10-09 云南靖强科技有限公司 New energy Magnetomotive generator group
CN109546797A (en) * 2019-01-25 2019-03-29 孙新年 A kind of motor denoising structure

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130320

Termination date: 20140507