CN220395892U - Wind energy conversion device - Google Patents
Wind energy conversion device Download PDFInfo
- Publication number
- CN220395892U CN220395892U CN202322090290.0U CN202322090290U CN220395892U CN 220395892 U CN220395892 U CN 220395892U CN 202322090290 U CN202322090290 U CN 202322090290U CN 220395892 U CN220395892 U CN 220395892U
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- shaft sleeve
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- wind energy
- rotator
- conversion device
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 31
- 238000010248 power generation Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000010006 flight Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a wind energy conversion device, which comprises a frame, an internal rotator and an external rotator sleeved outside the internal rotator; the internal rotator comprises a shaft and an internal spiral sheet arranged on the shaft; the outer rotary body comprises an air guide pipe, an outer spiral sheet arranged on the inner wall of the air guide pipe, a left shaft sleeve in rotary fit with the left end of the shaft and a right shaft sleeve in rotary fit with the right end of the shaft, and two ends of the air guide pipe are connected with the left shaft sleeve and the right shaft sleeve through connecting pieces respectively; the spiral directions of the inner spiral sheet and the outer spiral sheet are opposite; the frame is provided with a left support which is respectively in rotary fit with the left shaft sleeve and a right support which is respectively in rotary fit with the right shaft sleeve. According to the wind energy conversion device, the spiral directions of the inner spiral sheets and the outer spiral blades are opposite, so that the rotation directions of the inner rotator and the outer rotator are opposite, acting force on the left support and the right support can be reduced, vibration of equipment can be reduced, stability of a structure is facilitated, and conversion efficiency of wind energy is improved.
Description
Technical Field
The utility model relates to the technical field of wind energy utilization, in particular to a wind energy conversion device.
Background
Wind energy is renewable clean energy, has large reserve and wide distribution, and wind power generation is the main utilization mode of wind energy. In the wind power generation device in the prior art, the size of a tower pole and a wind vane blade is huge, so that the transportation and the installation of the wind power generation device are difficult. Therefore, there is a need to develop new devices that can convert and harness wind energy. Although the inventor has previously obtained an utility model patent with the application number 202210474145.X and named as a wind power generation driving device, the structure of the wind power generation driving device still needs to be further improved, such as how to improve the stability of the structure during the high-speed rotation of the helical blade, how to improve the power generation efficiency, etc., and all needs to be further optimized.
Disclosure of Invention
In view of the above, the present utility model aims to provide a new wind energy conversion device, so as to solve the technical problems of converting and utilizing wind energy, improving the structural stability and the power generation efficiency of the wind energy conversion device, and the like.
The wind energy conversion device comprises a frame, an internal rotator and an external rotator sleeved outside the internal rotator;
the internal rotator comprises a shaft and an internal spiral sheet arranged on the shaft;
the outer rotary body comprises an air guide pipe, an outer spiral sheet arranged on the inner wall of the air guide pipe, a left shaft sleeve in rotary fit with the left end of the shaft and a right shaft sleeve in rotary fit with the right end of the shaft, and two ends of the air guide pipe are connected with the left shaft sleeve and the right shaft sleeve through connecting pieces respectively;
the spiral directions of the inner spiral sheet and the outer spiral sheet are opposite;
the frame is provided with a left support which is respectively in rotary fit with the left shaft sleeve and a right support which is respectively in rotary fit with the right shaft sleeve.
Further, the diameter of the air guide pipe is gradually reduced from the air inlet end to the air outlet end.
Further, the connecting member includes a flange and connecting rods arranged at equal intervals in a circumferential direction of the flange.
Further, the left support and the right support are identical in structure, and both comprise a bearing seat and a bearing arranged in the bearing seat.
Further, the wind energy conversion device also comprises a left generator and a right generator which are arranged on the bracket, wherein the shaft of the internal rotator penetrates out of the left shaft sleeve and then is connected with the rotor shaft of the left generator, and the rotor shaft of the right generator is connected with the right shaft sleeve.
The utility model has the beneficial effects that:
1. according to the wind energy conversion device, the spiral directions of the inner spiral sheets and the outer spiral blades are opposite, so that the rotation directions of the inner rotator and the outer rotator are opposite, and acting forces of the inner rotator and the outer rotator on the left support and the right support can be partially counteracted, so that equipment vibration can be reduced, and the stability of a structure is facilitated.
2. According to the wind energy conversion device, the inner spiral piece rotates to promote wind to drive the outer spiral blade to rotate to do work, and the outer spiral piece rotates to promote wind to drive the inner spiral blade to rotate to do work, so that work is promoted mutually, and the conversion efficiency and the generated energy of wind energy are improved.
3. The wind energy conversion device converts wind energy into mechanical kinetic energy to be output by using the internal rotator and the external rotator, and the mechanical power output by the internal rotator and the external rotator drives the generator to generate electricity, so that the wind energy can be converted into electric energy.
4. The wind energy conversion device has the advantages of large contact area between the spiral sheets on the inner rotator and the outer rotator and wind, long contact time and high utilization efficiency of wind energy.
5. According to the wind energy conversion device, the diameter of the air guide pipe is gradually reduced from the air inlet end to the air outlet end, wind is extruded and compressed when flowing through the air guide pipe, the thrust of the wind pushing the inner spiral sheet and the outer spiral sheet is increased, and the conversion rate of wind energy is improved.
6. The wind energy conversion device has compact structure and is convenient to transport and install.
7. According to the wind energy conversion device, power is output from two ends, and the motors are arranged on two sides of the frame, so that the installation of the motors is facilitated.
Drawings
FIG. 1 is a perspective view of a wind energy conversion device.
FIG. 2 is a cross-sectional structural view of a wind energy conversion device.
FIG. 3 is a schematic perspective view of an internal rotator.
Fig. 4 is a schematic perspective view of the air guide pipe and the outer spiral sheet.
FIG. 5 is a right side view of the wind energy conversion device.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
The wind energy conversion device of the embodiment comprises a frame 1, an internal rotator and an external rotator sleeved outside the internal rotator.
The internal rotator includes a shaft 2 and internal flights 3 disposed on the shaft.
The outer rotary body comprises an air guide pipe 4, an outer spiral sheet 5 arranged on the inner wall of the air guide pipe, a left shaft sleeve 6 rotationally matched with the left end of the shaft and a right shaft sleeve 7 rotationally matched with the right end of the shaft, and in specific implementation, the left shaft sleeve 6 and the shaft and the right shaft sleeve 7 and the shaft can be rotationally matched through bearings. Two ends of the air guide pipe are respectively connected with the left shaft sleeve and the right shaft sleeve through connecting pieces; in this embodiment, the connecting piece includes a flange 8 and connecting rods 9 arranged at equal intervals along the circumferential direction of the flange, the flange is connected with the end of the air guide pipe through bolts, one end of the connecting rod is connected with the flange, and the other end of the connecting rod is connected with the shaft sleeve; the connector in this embodiment allows for easy and convenient assembly of the inner and outer rotors.
The spiral directions of the inner spiral sheet and the outer spiral sheet are opposite; in this embodiment, the inner spiral sheet is a right spiral and the outer spiral sheet is a left spiral.
The frame is provided with a left support which is respectively in rotary fit with the left shaft sleeve and a right support which is respectively in rotary fit with the right shaft sleeve. In this embodiment, the left support and the right support are identical, and both include a bearing seat 10 and a bearing 11 disposed in the bearing seat, and the left shaft sleeve and the right shaft sleeve are respectively disposed in the corresponding bearings.
In this embodiment, the diameter of the air guide pipe gradually decreases from the air inlet end to the air outlet end. The diameter of the air guide pipe is gradually reduced from the air inlet end to the air outlet end, the air can be extruded and compressed when flowing through the air guide pipe, and the thrust of the inner spiral sheet and the outer spiral blade pushed by the air can be increased, so that the conversion rate of wind energy can be improved.
The wind energy conversion device in this embodiment further comprises a left generator 12 and a right generator 13 which are arranged on the support, wherein the shaft of the internal rotator penetrates out of the left shaft sleeve and then is connected with the rotor shaft of the left generator, and the rotor shaft of the right generator is connected with the right shaft sleeve. The rotor shaft of the left generator 12 is connected with the shaft of the internal rotator through a connecting sleeve 14, and the rotor shaft of the right generator is also connected with the right shaft sleeve through a connecting sleeve; of course, other connection means may be employed in different embodiments. In the embodiment, the power of the internal rotator and the power of the external rotator are respectively output from two ends, so that the installation and arrangement of the generator are facilitated; of course, the power of the inner and outer rotors may be output from the same end in different embodiments.
According to the wind energy conversion device, wind power drives the inner rotator and the outer rotator to rotate, and the inner rotator and the outer rotator drive the left generator and the right generator to generate electricity respectively, so that wind energy is converted into electric energy.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (5)
1. Wind energy conversion device, its characterized in that: comprises a frame, an internal rotator and an external rotator sleeved outside the internal rotator;
the internal rotator comprises a shaft and an internal spiral sheet arranged on the shaft;
the outer rotary body comprises an air guide pipe, an outer spiral sheet arranged on the inner wall of the air guide pipe, a left shaft sleeve in rotary fit with the left end of the shaft and a right shaft sleeve in rotary fit with the right end of the shaft, and two ends of the air guide pipe are connected with the left shaft sleeve and the right shaft sleeve through connecting pieces respectively;
the spiral directions of the inner spiral sheet and the outer spiral sheet are opposite;
the frame is provided with a left support which is respectively in rotary fit with the left shaft sleeve and a right support which is respectively in rotary fit with the right shaft sleeve.
2. The wind energy conversion device of claim 1, wherein: the diameter of the air guide pipe is gradually reduced from the air inlet end to the air outlet end.
3. The wind energy conversion device of claim 1, wherein: the connecting piece comprises a flange and connecting rods which are arranged at equal intervals along the circumferential direction of the flange.
4. The wind energy conversion device of claim 1, wherein: the left support and the right support are identical in structure, and both comprise a bearing seat and a bearing arranged in the bearing seat.
5. The wind energy conversion device according to any of claims 1-4, wherein: the electric generator is characterized by further comprising a left electric generator and a right electric generator which are arranged on the support, wherein the shaft of the internal rotator penetrates out of the left shaft sleeve and then is connected with the rotor shaft of the left electric generator, and the rotor shaft of the right electric generator is connected with the right shaft sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322090290.0U CN220395892U (en) | 2023-08-04 | 2023-08-04 | Wind energy conversion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322090290.0U CN220395892U (en) | 2023-08-04 | 2023-08-04 | Wind energy conversion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220395892U true CN220395892U (en) | 2024-01-26 |
Family
ID=89606529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322090290.0U Active CN220395892U (en) | 2023-08-04 | 2023-08-04 | Wind energy conversion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220395892U (en) |
-
2023
- 2023-08-04 CN CN202322090290.0U patent/CN220395892U/en active Active
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