CN201991710U - Fixing device for central shaft of casing of electric generator and fan blade connecting rod - Google Patents
Fixing device for central shaft of casing of electric generator and fan blade connecting rod Download PDFInfo
- Publication number
- CN201991710U CN201991710U CN2011200861619U CN201120086161U CN201991710U CN 201991710 U CN201991710 U CN 201991710U CN 2011200861619 U CN2011200861619 U CN 2011200861619U CN 201120086161 U CN201120086161 U CN 201120086161U CN 201991710 U CN201991710 U CN 201991710U
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- China
- Prior art keywords
- groove
- disc
- connecting rod
- central shaft
- fixing device
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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 - Lifetime
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
A fixing device for the central shaft of the casing of an electric generator and a fan blade connecting bar comprises the central shaft, the fan blade connecting rod, the fixing device, and the casing which are all fixed together through connecting parts, wherein the fixing device comprises a claw disc and a fixing disc, the claw disc comprises a ring-shaped disc and a claw bar which adopt an integral structure, and fixing holes are formed on both the ring-shaped disc and the claw bar; a claw groove and a disc groove which are integrally connected are formed on the fixing disc, and fixing holes are formed on both the claw groove and the disc groove; a shaft end groove is further formed in the center of the disc groove, and shaft fixing holes are uniformly formed inside the shaft end groove along the inner circumference; and the claw bar of the claw disc is fixedly connected with the fan blade connecting rod through the connecting parts. The fixing device provided by the utility model adopts split-type connection, has a simple structure, is convenient to manufacture, and is low in material consumption and cost, ensures the connecting stability between each fan blade and the central shaft, and prolongs the service life of the entire power generator while ensuring the bonding strength between the central shaft and the fan blade connecting rod.
Description
Technical field
The utility model relates to a kind of connection set, particularly a kind of fixing device that is applicable to the electric generator casing central shaft and the flabellum connecting rod of vertical axis aerogenerator.
Background technique
Vertical axis aerogenerator is the wind-driven generator that a kind of novel high efficiency is generated electricity, this wind-driven generator is mainly by 3 or 4 flabellums perpendicular to ground, generator, flange, central shaft, connecting rod is formed, each joint is simple in structure, join strength is low, wind loading rating is poor, and because the flabellum rotation, requirement of strength between electric generator casing central shaft and the flabellum connecting rod is bigger, but at present, the fixed tray of aluminium matter is generally adopted in the joint of the two, but because aluminium material hardness is low, intensity difference, for guaranteeing the join strength of central shaft and connecting rod, junction surface between fixed tray and the connecting rod is big, consumptive material is many, cost height and intensity difference, working life is low, can not satisfy normal, stable generating efficiency.
Summary of the invention
The utility model is when being connected with connecting rod at fixed tray in the prior art is whole, is proof strength, and its junction surface is big, many deficiencies such as more than the consumptive material, and a kind of fixing device that is used for the split between central shaft and the connecting rod is provided.
Realize that the technological scheme that above-mentioned purpose adopts is: the fixing device of a kind of electric generator casing central shaft and flabellum connecting rod, central shaft, flabellum connecting rod, fixing device and casing all are fixed together by link, described fixing device comprises pawl dish and fixed disc, wherein:
A, described pawl dish are made of the circular disk and the claw bar of integrative-structure, are equipped with fixed hole on circular disk and the claw bar;
B, described fixed disc are provided with pawl groove and the disk groove that is connected as a single entity, and are equipped with fixed hole on pawl groove and the disk groove;
The center of c, described disk groove also is provided with the axle head groove, evenly is provided with a fixed hole along its inner circumference in this axle head groove;
The claw bar of d, described pawl dish is fixedlyed connected with the flabellum connecting rod by link.
Compared with prior art, fixing device provided by the utility model is that split connects, it is simple in structure, easy to make, in the join strength that guarantees between central shaft and the flabellum connecting rod, the making consumptive material is few, cost is low, has guaranteed the connective stability of flabellum and central shaft, prolongs the working life of whole generating machine.
Description of drawings
Fig. 1 is the position view of each parts after fixing.
Fig. 2 is a triangle pawl dish structural representation.
Fig. 3 is the fixed disc structural representation.
Among the figure: central shaft 1, fixed disc 2, flabellum connecting rod 3, pawl dish 4, casing 5, claw bar 6, circular disk 7, dish fixed hole 8, pawl fixed hole 9, disk groove 10, pawl groove 11, pawl fixed hole 12, dish fixed hole 13, axle head groove 14, axle fixed hole 15.
Embodiment
Below in conjunction with drawings and Examples the utility model is done further introduction.
Referring to accompanying drawing 1-3, in the present embodiment, the number of the claw bar 6 in the pawl dish 4 is three, promptly is used to install and fix the vertical axis aerogenerator of three flabellums.
The fixing device of this electric generator casing central shaft and flabellum connecting rod, central shaft 1, flabellum connecting rod 3, fixing device and casing 5 all are in the same place by the high-strength stainless steel screw as link, fixing device comprises pawl dish 4 and fixed disc 2, wherein:
Fixed disc 2 is provided with pawl groove 11 and the disk groove 10 that is connected as a single entity, pawl groove 11 is identical with disk groove 10 the two degree of depth, and be equipped with fixed hole on pawl groove 11 and the disk groove 10, be respectively dish fixed hole 13 and pawl fixed hole 12, the dish fixed hole 13 on the fixed disc 2 and the number of pawl fixed hole 12 and arrange with the pawl dish on dish fixed hole 8 and the number of pawl fixed hole 9 with arrange consistent.
The center of disk groove 10 also is provided with axle head groove 14, evenly is provided with a fixed hole 15 along its inner circumference in this axle head groove 14.According to actual needs, the degree of depth of the degree of depth of axle head groove 14 and disk groove 10 is inconsistent, ordinary circumstance, and the degree of depth of axle head groove 14 is less than the degree of depth of disk groove 10 and pawl groove 11.
The claw bar 6 of pawl dish 4 is by fixedlying connected with flabellum connecting rod 3 as the high-strength bolt of link.Because the fixed hole on pawl dish 4 and the fixed disc 2 is through hole, when being connected and fixed, flabellum connecting rod 3, pawl dish 4 and fixed disc 2 usefulness bolt link together so.
The size of pawl groove 11 is corresponding with the size of claw bar 6; The size of disk groove 10 is corresponding with the size of circular disk 7.
The degree of depth of pawl groove 11 and disk groove 10 is consistent with the integral thickness of pawl dish 4.
With the method for this fixing device fixed generator casing central shaft and flabellum connecting rod, it carries out according to following steps:
A, earlier fixed disc 2 is placed on the inboard of casing 5, guarantees the two concentric setting, and the one side that fixed disc 2 has a groove upwards;
B, pawl dish 4 is placed on the fixed disc 2, wherein circular disk 7 and claw bar 6 are inlaid in respectively in disk groove 10 and the pawl groove 11 again, are that high-intensity stainless steel bolt is fixedlyed connected pawl dish 4 along its corresponding up and down fixed hole with fixed disc 2 with link;
C, the axle head of central shaft 1 is injected in the axle head groove 14 at fixed disc 2 centers, the high-intensity stainless steel bolt that is used as link passes casing 5 and fixed disc 2, is fixedlyed connected in casing 5, fixed disc 2 and the end of central shaft 1;
D, flabellum connecting rod 3 be by fixedlying connected with claw bar 6 as the high-intensity stainless steel bolt of link, and the link here passes fixed disc 2, and flabellum connecting rod 3, pawl dish 4 and fixed disc 2 are linked together.
In practical operation, for central shaft 1 and the convenience of fixed disc 2 when being connected, the axle fixed hole 15 in the fixed disc 2 also can be made with fixed disc 2 and be the small column of one, and link passes this small column the two is fixed.
Claims (3)
1. the fixing device of electric generator casing central shaft and flabellum connecting rod, central shaft, flabellum connecting rod, fixing device and casing all are fixed together by link, it is characterized in that, and described fixing device comprises pawl dish and fixed disc, wherein:
A, described pawl dish are made of the circular disk and the claw bar of integrative-structure, are equipped with fixed hole on circular disk and the claw bar;
B, described fixed disc are provided with pawl groove and the disk groove that is connected as a single entity, and are equipped with fixed hole on pawl groove and the disk groove;
The center of c, described disk groove also is provided with the axle head groove, evenly is provided with a fixed hole along its inner circumference in this axle head groove;
The claw bar of d, described pawl dish is fixedlyed connected with the flabellum connecting rod by link.
2. the fixing device of electric generator casing central shaft according to claim 1 and flabellum connecting rod is characterized in that the size of described pawl groove is corresponding with the size of claw bar; The size of disk groove is corresponding with the size of circular disk.
3. the fixing device of electric generator casing central shaft according to claim 1 and flabellum connecting rod is characterized in that, the degree of depth of described pawl groove and disk groove is consistent with the integral thickness of pawl dish.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200861619U CN201991710U (en) | 2011-03-29 | 2011-03-29 | Fixing device for central shaft of casing of electric generator and fan blade connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200861619U CN201991710U (en) | 2011-03-29 | 2011-03-29 | Fixing device for central shaft of casing of electric generator and fan blade connecting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201991710U true CN201991710U (en) | 2011-09-28 |
Family
ID=44668199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200861619U Expired - Lifetime CN201991710U (en) | 2011-03-29 | 2011-03-29 | Fixing device for central shaft of casing of electric generator and fan blade connecting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201991710U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182646A (en) * | 2011-03-29 | 2011-09-14 | 唐山市拓又达科技有限公司 | Device and method for fixing enclosure central shaft and fan blade connecting rod of generator |
| CN108667208A (en) * | 2018-04-27 | 2018-10-16 | 长兴捷陆科技有限公司 | A kind of fixed structure of New energy automobile motor fan blade |
-
2011
- 2011-03-29 CN CN2011200861619U patent/CN201991710U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182646A (en) * | 2011-03-29 | 2011-09-14 | 唐山市拓又达科技有限公司 | Device and method for fixing enclosure central shaft and fan blade connecting rod of generator |
| CN108667208A (en) * | 2018-04-27 | 2018-10-16 | 长兴捷陆科技有限公司 | A kind of fixed structure of New energy automobile motor fan blade |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110928 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |