CN213711226U - Wind turbine base blade fixing device - Google Patents
Wind turbine base blade fixing device Download PDFInfo
- Publication number
- CN213711226U CN213711226U CN202022342872.XU CN202022342872U CN213711226U CN 213711226 U CN213711226 U CN 213711226U CN 202022342872 U CN202022342872 U CN 202022342872U CN 213711226 U CN213711226 U CN 213711226U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- semicircular sleeve
- motor shaft
- semicircular
- fixing
- 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
Links
- 230000005611 electricity Effects 0.000 description 3
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Classifications
-
- 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
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- Wind Motors (AREA)
Abstract
A wind turbine base blade fixing device comprises a blade seat, a motor shaft, a fixing sleeve, a first semicircular sleeve, a connecting rod, a second semicircular sleeve and a fixing plate, wherein the blade seat is provided with a convex disc, the right side of the convex disc is provided with an extension pipe, the extension pipe is provided with an extension pipe inner hole, the motor shaft is matched with the extension pipe inner hole, the motor shaft penetrates through the extension pipe inner hole, the fixing sleeve is provided with a fixing sleeve inner hole, the motor shaft is matched with the fixing sleeve inner hole, the motor shaft penetrates through the fixing sleeve inner hole, the right side of the connecting rod is connected with the fixing sleeve, the left side of the connecting rod is connected with a buckle plate, the buckle plate is connected with the extension pipe through a screw, the fixing sleeve is provided with a first semicircular sleeve outer groove, the motor shaft is provided with a first semicircular sleeve inner groove, the outer side of the first semicircular sleeve is attached with the first semicircular sleeve outer groove, the inner side of the first semicircular sleeve, the first semi-circle is symmetrically arranged on the upper side and the lower side of the motor shaft in a sleeved mode.
Description
Technical Field
The utility model relates to a wind-powered electricity generation machine field especially relates to a wind-powered electricity generation frame blade fixing device.
Background
The wind driven generator is large in size, the structure of the opposite motor base is large, the mounting and fixing effects on the blades are poor, and the blades are easy to loosen on a motor shaft after being used for a long time.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the aforesaid to prior art exists is not enough, provides a firm in connection's a wind-powered electricity generation frame blade fixing device.
The utility model aims at realizing through the following technical scheme:
a wind turbine base blade fixing device comprises a blade seat, a motor shaft, a fixing sleeve, a first semicircular sleeve, a connecting rod, a second semicircular sleeve and a fixing plate, wherein the blade seat is provided with a convex disc, the right side of the convex disc is provided with an extension pipe, the extension pipe is provided with an extension pipe inner hole, the motor shaft is matched with the extension pipe inner hole, the motor shaft penetrates through the extension pipe inner hole, the fixing sleeve is provided with a fixing sleeve inner hole, the motor shaft is matched with the fixing sleeve inner hole, the motor shaft penetrates through the fixing sleeve inner hole, the right side of the connecting rod is connected with the fixing sleeve, the left side of the connecting rod is connected with a buckle plate, the buckle plate is connected with the extension pipe through a screw, the fixing sleeve is provided with a first semicircular sleeve outer groove, the motor shaft is provided with a first semicircular sleeve inner groove, the outer side of the first semicircular sleeve is attached with the first semicircular sleeve outer groove, the inner side of the first semicircular sleeve, the first semi-circle is symmetrically arranged on the upper side and the lower side of the motor shaft in a sleeved mode.
The fixed plate is sleeved on the motor shaft, the motor shaft is provided with a second semicircular sleeve inner groove, the inner side of the second semicircular sleeve is matched with the second semicircular sleeve inner groove, the inner side of the second semicircular sleeve is attached to the second semicircular sleeve inner groove, the convex disc is provided with a second semicircular sleeve right groove, the right side of the second semicircular sleeve is matched with the second semicircular sleeve right groove, the right side of the second semicircular sleeve is inserted into the second semicircular sleeve right groove, the fixed plate is provided with a second semicircular sleeve left groove, the left side of the second semicircular sleeve is matched with the second semicircular sleeve left groove, the left side of the second semicircular sleeve is inserted into the second semicircular sleeve left groove, the second semicircular sleeve is symmetrically arranged on the upper side and the lower side of the motor shaft, the fixed plate is connected with the convex disc through a plurality of bolts, and the blade seat shaft side is provided with a plurality of blades.
Has the advantages that:
the motor shaft passes through the inner hole of the lengthened pipe, the lengthened pipe is sleeved on the motor shaft, the motor shaft passes through the inner hole of the fixed sleeve, the fixed sleeve is sleeved on the motor shaft, the fixed sleeve is connected with the pinch plate through the connecting rod, the pinch plate is fixed on the lengthened pipe through the screw, the connecting area of the motor shaft and the lengthened pipe is lengthened through the matching of the fixed sleeve and the connecting rod, the rotating force of the motor shaft is better transmitted to the blade seat, the outer side of the first semicircular sleeve is attached to the outer groove of the first semicircular sleeve, the inner side of the first semicircular sleeve is attached to the inner groove of the first semicircular sleeve, the fixed sleeve is limited through the first semicircular sleeve to prevent the fixed sleeve from moving left and further limit the blade seat, the second semicircular sleeve is embedded on the motor shaft, the right side of the second semicircular sleeve is inserted into the right groove of the second semicircular sleeve, the second semicircular sleeve is limited to prevent the lengthened pipe from moving left, the left side of the, the fixed plate is prevented from moving rightwards, the fixed plate is firmly connected with the convex disc through bolts, the second semicircular sleeve and the first semicircular sleeve are matched to transversely limit the blade seat, and the blade seat is prevented from moving on a motor shaft.
Drawings
Fig. 1 is a front cross-sectional view of a wind turbine base blade fixing device of the present invention.
Fig. 2 is a left side view of a wind turbine base blade fixing device of the present invention.
Fig. 3 is a partial enlarged view of a wind turbine base blade fixing device according to the present invention.
Detailed Description
The invention is explained in more detail below with reference to the figures and examples:
a wind turbine base blade fixing device comprises a blade seat 01, a motor shaft 03, a fixing sleeve 04, a first semicircular sleeve 06, a connecting rod 09, a second semicircular sleeve 14 and a fixing plate 18, wherein the blade seat 01 is provided with a convex disc 02, an extension pipe 12 is arranged on the right side of the convex disc 02, the extension pipe 12 is provided with an extension pipe inner hole 13, the motor shaft 03 is matched with the extension pipe inner hole 13, the motor shaft 03 penetrates through the extension pipe inner hole 13 to enable the extension pipe 12 to be sleeved on the motor shaft 03, the fixing sleeve 04 is provided with a fixing sleeve inner hole 05, the motor shaft 03 is matched with the fixing sleeve inner hole 05, the fixing sleeve 04 is sleeved on the motor shaft 03, the right side of the connecting rod 09 is connected with the fixing sleeve 04, the left side of the connecting rod 09 is connected with a buckle plate 10, the buckle plate 10 is connected with the extension pipe 12 through a screw 11, the fixing sleeve 04 is connected with the buckle plate 10 through the connecting rod 09, the buckle plate, the rotating force of the motor shaft 03 is better transmitted to the blade seat 01, the fixing sleeve 04 is provided with a first semicircular sleeve outer groove 07, the motor shaft 03 is provided with a first semicircular sleeve inner groove 08, the outer side of the first semicircular sleeve 06 is matched with the first semicircular sleeve outer groove 07, the outer side of the first semicircular sleeve 06 is attached to the first semicircular sleeve outer groove 07, the inner side of the first semicircular sleeve 06 is matched with the first semicircular sleeve inner groove 08, the inner side of the first semicircular sleeve 06 is attached to the first semicircular sleeve inner groove 08, the first semicircular sleeve 06 is symmetrically arranged on the upper side and the lower side of the motor shaft 03, the fixing sleeve 04 is limited through the first semicircular sleeve 06, the fixing sleeve 04 is prevented from moving leftwards, and the blade seat 01 is limited.
The fixing plate 18 is sleeved on the motor shaft 03, the motor shaft 03 is provided with a second semicircular sleeve inner groove 17, the inner side of a second semicircular sleeve 14 is matched with the second semicircular sleeve inner groove 17, the inner side of the second semicircular sleeve 14 is attached to the second semicircular sleeve inner groove 17, the second semicircular sleeve 14 is embedded on the motor shaft 03, the convex disc 02 is provided with a second semicircular sleeve right groove 15, the right side of the second semicircular sleeve 14 is matched with the second semicircular sleeve right groove 15, the right side of the second semicircular sleeve 14 is inserted into the second semicircular sleeve right groove 15, the second semicircular sleeve 14 limits the second semicircular sleeve right groove 15 to prevent the lengthening pipe 12 from moving leftwards, the fixing plate 18 is provided with a second semicircular sleeve left groove 16, the left side of the second semicircular sleeve 14 is matched with the second semicircular sleeve left groove 16, the left side of the second semicircular sleeve 14 is inserted into the second semicircular sleeve left groove 16, the second semicircular sleeve 14 limits the fixing plate 18 to prevent the fixing plate 18 from moving rightwards, the second semicircular sleeve 14 is symmetrically arranged on the upper side and the lower side of the motor shaft 03, the fixed plate 18 is connected with the convex disc 02 through a plurality of bolts 19, a plurality of blades 20 are arranged on the shaft side of the blade seat 01, the fixed plate 18 is firmly connected with the convex disc 02 through the bolts 19, and the second semicircular sleeve 14 and the first semicircular sleeve 06 are matched left and right to transversely limit the blade seat 01, so that the blade seat 01 is prevented from moving on the motor shaft 03.
Claims (1)
1. A wind turbine base blade fixing device is characterized by comprising a blade seat, a motor shaft, a fixing sleeve, a first semicircular sleeve, a connecting rod, a second semicircular sleeve and a fixing plate, wherein the blade seat is provided with a convex disc, the right side of the convex disc is provided with an extension pipe, the extension pipe is provided with an extension pipe inner hole, the motor shaft is matched with the extension pipe inner hole, the motor shaft penetrates through the extension pipe inner hole, the fixing sleeve is provided with a fixing sleeve inner hole, the motor shaft is matched with the fixing sleeve inner hole, the motor shaft penetrates through the fixing sleeve inner hole, the right side of the connecting rod is connected with the fixing sleeve, the left side of the connecting rod is connected with a buckle plate, the buckle plate is connected with the extension pipe through a screw, the fixing sleeve is provided with a first semicircular sleeve outer groove, the motor shaft is provided with a first semicircular sleeve inner groove, the outer side of the first semicircular sleeve is attached to, the inner side of the first semicircular sleeve is attached to the inner groove of the first semicircular sleeve, the first semicircular sleeve is symmetrically arranged on the upper side and the lower side of the motor shaft, the fixing plate is sleeved on the motor shaft, the motor shaft is provided with a second semicircular sleeve inner groove, the inner side of the second semicircular sleeve is matched with the inner groove of the second semicircular sleeve, the inner side of the second semicircular sleeve is attached to the inner groove of the second semicircular sleeve, the flange is provided with a second semicircular sleeve right groove, the right side of the second semicircular sleeve is matched with the second semicircular sleeve right groove, the right side of the second semicircular sleeve is inserted into the second semicircular sleeve right groove, the fixing plate is provided with a second semicircular sleeve left groove, the left side of the second semicircular sleeve is matched with the second semicircular sleeve left groove, the left side of the second semicircular sleeve is inserted into the second semicircular sleeve left groove, the second semicircular sleeve is symmetrically arranged on the upper side and the lower side of the motor shaft, the fixing plate is connected with the flange through; the second semicircular sleeve and the first semicircular sleeve are matched left and right to limit the blade seat transversely, so that the blade seat is prevented from moving on a motor shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022342872.XU CN213711226U (en) | 2020-10-20 | 2020-10-20 | Wind turbine base blade fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022342872.XU CN213711226U (en) | 2020-10-20 | 2020-10-20 | Wind turbine base blade fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213711226U true CN213711226U (en) | 2021-07-16 |
Family
ID=76799369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022342872.XU Expired - Fee Related CN213711226U (en) | 2020-10-20 | 2020-10-20 | Wind turbine base blade fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213711226U (en) |
-
2020
- 2020-10-20 CN CN202022342872.XU patent/CN213711226U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210716 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |