CN209164010U - A kind of wind-driven generator shaft - Google Patents
A kind of wind-driven generator shaft Download PDFInfo
- Publication number
- CN209164010U CN209164010U CN201821882598.1U CN201821882598U CN209164010U CN 209164010 U CN209164010 U CN 209164010U CN 201821882598 U CN201821882598 U CN 201821882598U CN 209164010 U CN209164010 U CN 209164010U
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- CN
- China
- Prior art keywords
- shaft
- diameter shaft
- diameter
- keyway
- main shaft
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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
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- Wind Motors (AREA)
Abstract
The utility model discloses a kind of wind-driven generator shafts, including main shaft and fourth order ladder axis, the surface of the main shaft offers the first keyway, third multi-diameter shaft is provided on the left of the main shaft, and reinforcing rib is provided between the right side of third multi-diameter shaft and the left side of main shaft, the left side of third multi-diameter shaft is arranged in the fourth order ladder axis, and the surface of fourth order ladder axis offers the second keyway, the front-right of the main shaft is equipped with countershaft, the surface of multi-diameter shaft and the first multi-diameter shaft offers pin hole in described second, and the inside of pin hole is inlaid with pin, the 5th multi-diameter shaft is provided on the right side of the countershaft, the surface of the countershaft offers the 4th keyway.The wind-driven generator shaft is provided with main shaft and countershaft, and both uses the design of hollow structure, greatly reduces the weight of device entirety, to, the installation for not only facilitating device also adds the flexibility of device entirety, improves the generating efficiency of wind-driven generator.
Description
Technical field
The utility model relates to shaft technical field, specially a kind of wind-driven generator shaft.
Background technique
Shaft is frequently seen in especially all kinds of big machineries, such as the important composition part in rotation work
The shaft of wind-driven generator, even more concerning the important part of wind power generation efficiency, however existing wind-driven generator turns
Axis there is a problem of some larger in the actual use process, and such as shaft of existing wind-driven generator is mostly solid knot
Structure is not easy to the installation of shaft so that shaft weight is excessive, and because weight is excessive, causes device unrestrained in the course of rotation
The power for taking a part, to reduce the generating efficiency of wind-driven generator.
So we have proposed a kind of wind-driven generator shaft, in order to solve the problems, such as to propose among the above.
Utility model content
The purpose of this utility model is to provide a kind of wind-driven generator shafts, to solve above-mentioned background technique proposition
The overweight problem of the shaft of wind-driven generator currently on the market.
To achieve the above object, the utility model provides the following technical solutions: a kind of wind-driven generator shaft, including master
Axis and fourth order ladder axis, the surface of the main shaft offer the first keyway, and the first multi-diameter shaft is provided on the right side of main shaft, and
It is provided with the second multi-diameter shaft on the right side of first multi-diameter shaft, third multi-diameter shaft, and third multi-diameter shaft are provided on the left of the main shaft
Right side and main shaft left side between be provided with reinforcing rib, the left side of third multi-diameter shaft, and is arranged in the fourth order ladder axis
The surface of four-step axis offers the second keyway, and the front-right of the main shaft is equipped with countershaft, and the inside left setting of countershaft
There is multi-diameter shaft in first, and is provided with multi-diameter shaft in second in first on the left of multi-diameter shaft, multi-diameter shaft and in described second
The surface of one multi-diameter shaft offers pin hole, and the inside of pin hole is inlaid with pin, and the 5th rank is provided on the right side of the countershaft
Terraced axis, and the 6th multi-diameter shaft is provided on the right side of the 5th multi-diameter shaft, and the surface of the 6th multi-diameter shaft offers third keyway, institute
The surface for stating countershaft offers the 4th keyway.
Preferably, the outer diameter and inner diameter difference of both the main shaft and countershaft is equal, and the center line of main shaft and countershaft
Center line overlaps, and reinforcing rib is provided on the right side of countershaft.
Preferably, the surface of both multi-diameter shafts is evenly distributed with pin hole in first multi-diameter shaft and second, and pin hole
The center line of center line and main shaft is mutually perpendicular to, and pin hole and pin are interference fit, and in the first multi-diameter shaft and second
Multi-diameter shaft is clearance fit.
Preferably, the inner surface of multi-diameter shaft is in helicitic texture in the outer surface and first of second multi-diameter shaft, and the
The length of multi-diameter shaft is equal to the length of the second multi-diameter shaft in one.
Preferably, the diameter of the third multi-diameter shaft is greater than the diameter of fourth order ladder axis, and third multi-diameter shaft and fourth order
Both terraced axis structure is identical as both the 5th multi-diameter shaft and the 6th multi-diameter shaft structure respectively, and the length of fourth order ladder axis is equal to
The length of second keyway, and the center line symmetrical setting of both the second keyway and third keyway about main shaft.
Preferably, both the 4th keyway and the first keyway structure are identical, and both the first keyway and the 4th keyway close
In the center line symmetrical setting of main shaft.
Compared with prior art, the utility model has the beneficial effects that the wind-driven generator shaft,
1, it is provided with main shaft and countershaft, and both uses the design of hollow structure, so that device is in actual use
In the process, the weight of device entirety is greatly reduced, thus, not only facilitate the installation of device, also adds device entirety
Flexibility improves the generating efficiency of wind-driven generator, meanwhile, the design of segmented, the installation for facilitating device easily；
2, it is provided with multi-diameter shaft in the second multi-diameter shaft and first, the two uses the design being threadedly coupled, so that the device
During assembly, main shaft and countershaft can be rapidly performed by installation, increase the convenience of device installation, moreover, being configured with the
Multi-diameter shaft in one multi-diameter shaft and second, while cooperating the use of pin hole and pin, it is ensured that the fastness of device guarantees that device is normal
Power transmission.
Detailed description of the invention
Fig. 1 is the utility model main cross section structure diagram；
Fig. 2 is the utility model overlooking structure diagram；
Fig. 3 is enlarged structure schematic diagram at a in the utility model Fig. 1；
Fig. 4 is the utility model main shaft side structure schematic view.
In figure: 1, main shaft；2, the first keyway；3, the first multi-diameter shaft；4, the second multi-diameter shaft；5, third multi-diameter shaft；6, the 4th
Multi-diameter shaft；7, the second keyway；8, reinforcing rib；9, countershaft；10, multi-diameter shaft in first；11, multi-diameter shaft in second；12, pin hole；13,
Pin；14, the 5th multi-diameter shaft；15, the 6th multi-diameter shaft；16, third keyway；17, the 4th keyway.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Refering to fig. 1-4, the utility model provides a kind of technical solution: a kind of wind-driven generator shaft, including main shaft 1,
First keyway 2, the first multi-diameter shaft 3, the second multi-diameter shaft 4, third multi-diameter shaft 5, fourth order ladder axis 6, the second keyway 7, reinforcing rib 8,
Multi-diameter shaft 11 in multi-diameter shaft 10, second in countershaft 9, first, pin hole 12, pin 13, the 5th multi-diameter shaft 14, the 6th multi-diameter shaft 15,
Third keyway 16 and the 4th keyway 17, the surface of main shaft 1 offers the first keyway 2, and the right side of main shaft 1 is provided with the first ladder
Axis 3, and the right side of the first multi-diameter shaft 3 is provided with the second multi-diameter shaft 4, and the left side of main shaft 1 is provided with third multi-diameter shaft 5, and
Reinforcing rib 8 is provided between the right side of three multi-diameter shafts 5 and the left side of main shaft 1, third multi-diameter shaft 5 is arranged in fourth order ladder axis 6
Left side, and the surface of fourth order ladder axis 6 offers the second keyway 7, the front-right of main shaft 1 is equipped with countershaft 9, and countershaft 9 is interior
Multi-diameter shaft 10 in first are provided on the left of portion, and the left side of multi-diameter shaft 10 is provided with multi-diameter shaft 11 in second in first, second
The surface of interior multi-diameter shaft 11 and the first multi-diameter shaft 3 offers pin hole 12, and the inside of pin hole 12 is inlaid with pin 13, countershaft 9
Right side be provided with the 5th multi-diameter shaft 14, and the right side of the 5th multi-diameter shaft 14 is provided with the 6th multi-diameter shaft 15, and the 6th ladder
The surface of axis 15 offers third keyway 16, and the surface of countershaft 9 offers the 4th keyway 17.
The main shaft 1 of present case and the outer diameter and inner diameter difference of both countershafts 9 are equal, and the center line of main shaft 1 and countershaft 9
Center line overlaps, and the right side of countershaft 9 is provided with reinforcing rib 8, it is ensured that the apparatus surface it is smooth, guarantee the device
Normal use.
The surface of both multi-diameter shafts 11 is evenly distributed with pin hole 12, and the center of pin hole 12 in first multi-diameter shaft 3 and second
The center line of line and main shaft 1 is mutually perpendicular to, and pin hole 12 and pin 13 are interference fit, and the first multi-diameter shaft 3 and second
Interior multi-diameter shaft 11 is clearance fit, further increases the fastness of device entirety, while being ensured normal between main shaft 1 and countershaft 9
Power transmission.
The inner surface of multi-diameter shaft 10 is in helicitic texture in the outer surface and first of second multi-diameter shaft 4, and ladder in first
The length that the length of axis 10 is equal to the second multi-diameter shaft 4 increases the practicability of device convenient for the quick-assembling of device.
The diameter of third multi-diameter shaft 5 is greater than the diameter of fourth order ladder axis 6, and both third multi-diameter shaft 5 and fourth order ladder axis 6
Structure is identical as both the 5th multi-diameter shaft 14 and the 6th multi-diameter shaft 15 structure respectively, and the length of fourth order ladder axis 6 is equal to the
The length of two keyways 7, and the center line symmetrical setting of both the second keyway 7 and third keyway 16 about main shaft 1, symmetrically set
Meter, it is ensured that the stabilization of center of gravity guarantees the normal rotation of device.
Both 4th keyway 17 and the first keyway 2 structure are identical, and both the first keyway 2 and the 4th keyway 17 are about main shaft
1 center line symmetrical setting further ensures the stabilization of center of gravity, guarantees the normal rotation of device.
Working principle: when using the wind-driven generator shaft, firstly, according to Fig. 1-3, by the first of countershaft 9
11 sets of multi-diameter shaft is in 3 outside of the second multi-diameter shaft 4 and the first multi-diameter shaft of main shaft 1 in interior multi-diameter shaft 10 and second, then revolute pair
Axis 9, so that countershaft 9 passes through multi-diameter shaft 10 and the second multi-diameter shaft 4 in first and is threadedly coupled with main shaft 1, while in rotation
In the process, it is ensured that the pin hole 12 on 11 surface of multi-diameter shaft is aligned with the pin hole 12 on 3 surface of the first multi-diameter shaft in second, then again by pin
Nail 13 runs through into the inside of pin hole 12, thus the process for being further attached main shaft 1 and countershaft 9, while rotating in countershaft 9
In, it need to ensure the 4th keyway 17 and the first keyway 2 symmetrically, to start to install and use in device.
During installation, as shown in connection with fig. 4, which passes through fourth order ladder axis 6 and the 6th multi-diameter shaft 15 and rolling
Bearing is attached, and is then fixed again by the second keyway 7 and third keyway 16, to start normal use, is being turned
In dynamic process, main shaft 1 drives countershaft 9 to be rotated by pin 13, to complete a series of activities, does not make in this specification
The content of detailed description belongs to the prior art well known to professional and technical personnel in the field.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (6)
1. a kind of wind-driven generator shaft, including main shaft (1) and fourth order ladder axis (6), it is characterised in that: the main shaft (1)
Surface offer the first keyway (2), and the first multi-diameter shaft (3) are provided on the right side of main shaft (1), and the first multi-diameter shaft (3)
Right side be provided with the second multi-diameter shaft (4), be provided with third multi-diameter shaft (5) on the left of the main shaft (1), and third multi-diameter shaft
(5) it is provided with reinforcing rib (8) between the left side on right side and main shaft (1), the fourth order ladder axis (6) is arranged in third multi-diameter shaft
(5) left side, and the surface of fourth order ladder axis (6) offers the second keyway (7), the front-right of the main shaft (1) is equipped with pair
Axis (9), and the inside left of countershaft (9) is provided with multi-diameter shaft in first (10), and sets on the left of multi-diameter shaft (10) in first
It is equipped with multi-diameter shaft in second (11), the surface of multi-diameter shaft (11) and the first multi-diameter shaft (3) offers pin hole in described second
(12), and the inside of pin hole (12) is inlaid with pin (13), and the 5th multi-diameter shaft (14) is provided on the right side of the countershaft (9), and
The 6th multi-diameter shaft (15) is provided on the right side of 5th multi-diameter shaft (14), and the surface of the 6th multi-diameter shaft (15) offers third key
The surface of slot (16), the countershaft (9) offers the 4th keyway (17).
2. a kind of wind-driven generator shaft according to claim 1, it is characterised in that: the main shaft (1) and countershaft (9)
The outer diameter and inner diameter difference of the two is equal, and the center line of main shaft (1) and the center line of countershaft (9) overlap, and countershaft
(9) reinforcing rib (8) are provided on the right side of.
3. a kind of wind-driven generator shaft according to claim 1, it is characterised in that: first multi-diameter shaft (3) and
The surface of both multi-diameter shafts (11) is evenly distributed with pin hole (12) in second, and in the center line of pin hole (12) and main shaft (1)
Heart line is mutually perpendicular to, and pin hole (12) and pin (13) are interference fit, and multi-diameter shaft in the first multi-diameter shaft (3) and second
It (11) is clearance fit.
4. a kind of wind-driven generator shaft according to claim 1, it is characterised in that: second multi-diameter shaft (4)
The inner surface of multi-diameter shaft (10) is in helicitic texture in outer surface and first, and the length of multi-diameter shaft (10) is equal to second in first
The length of multi-diameter shaft (4).
5. a kind of wind-driven generator shaft according to claim 1, it is characterised in that: the third multi-diameter shaft (5)
Diameter is greater than the diameter of fourth order ladder axis (6), and third multi-diameter shaft (5) and fourth order ladder axis (6) the two structure are respectively with the 5th
Multi-diameter shaft (14) is identical with the 6th multi-diameter shaft (15) the two structure, and the length of fourth order ladder axis (6) is equal to the second keyway (7)
Length, and the center line symmetrical setting of both the second keyway (7) and third keyway (16) about main shaft (1).
6. a kind of wind-driven generator shaft according to claim 1, it is characterised in that: the 4th keyway (17) and
Both one keyways (2) structure is identical, and both the first keyway (2) and the 4th keyway (17) are symmetrical about the center line of main shaft (1)
Setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821882598.1U CN209164010U (en) | 2018-11-15 | 2018-11-15 | A kind of wind-driven generator shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821882598.1U CN209164010U (en) | 2018-11-15 | 2018-11-15 | A kind of wind-driven generator shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209164010U true CN209164010U (en) | 2019-07-26 |
Family
ID=67338357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821882598.1U Expired - Fee Related CN209164010U (en) | 2018-11-15 | 2018-11-15 | A kind of wind-driven generator shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209164010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112302888A (en) * | 2020-10-15 | 2021-02-02 | 江苏万顺新能源科技有限公司 | Rotating shaft structure of wind driven generator |
-
2018
- 2018-11-15 CN CN201821882598.1U patent/CN209164010U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112302888A (en) * | 2020-10-15 | 2021-02-02 | 江苏万顺新能源科技有限公司 | Rotating shaft structure of wind driven generator |
| CN112302888B (en) * | 2020-10-15 | 2021-09-28 | 江苏万顺新能源科技有限公司 | Rotating shaft structure of wind driven generator |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190726 Termination date: 20211115 |