CN221195276U - Wind power generation device - Google Patents
Wind power generation device Download PDFInfo
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- CN221195276U CN221195276U CN202323151924.5U CN202323151924U CN221195276U CN 221195276 U CN221195276 U CN 221195276U CN 202323151924 U CN202323151924 U CN 202323151924U CN 221195276 U CN221195276 U CN 221195276U
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- power generation
- main shaft
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- generation device
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- 238000010248 power generation Methods 0.000 title claims abstract description 30
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to the technical field of wind power generation, in particular to a wind power generation device which comprises a vertical main shaft and blades, wherein the blades are fixedly connected with the main shaft through connecting rods, openable and closable air inlets are formed in the blades, the blades comprise fixed plates positioned in the middle and movable plates positioned at the upper side and the lower side and used for being opened and closed, a frame is arranged around the air inlets, one side of each movable plate is hinged with one side of the frame and is opened and closed through an electric push rod, one end of each electric push rod is hinged with the inner wall of the frame, the other end of each electric push rod is hinged with the inner wall of each movable plate, and the main shaft is connected with a power generation assembly used for converting mechanical energy into electric energy. According to the utility model, the openable and closable air port is arranged on the blade, so that the movable plate can be actively opened when the external wind speed is too high, the wind-receiving area of the blade is reduced, the rotating speed of the blade is reduced, the failure caused by too high rotating speed of the blade is avoided, and the service life of the blade is prolonged.
Description
Technical Field
The utility model relates to the technical field of wind power generation, in particular to a wind power generation device.
Background
Wind power generation refers to converting kinetic energy of wind into electrical energy. Wind energy is a clean and pollution-free renewable energy source, and is used for a long time by people, mainly pumping water, grinding surfaces and the like through windmills, and people are interested in how to use wind to generate electricity. The wind power generation is very environment-friendly, and the wind energy is huge, so that the wind power generation device is increasingly valued in countries around the world.
The vertical axis wind turbine is more compact and occupies smaller area, so that the vertical axis wind turbine is more applicable to cities or areas with limited space; the rotation speed of the fan blade has a great relation with the wind speed, the wind speed is faster, the fan rotates faster, but if the rotation speed is too fast, the inertia trend breaks the balance of the fan, and the blade is easy to break down, so that a wind power generation device capable of slowing down the rotation speed of the blade when the wind speed is too fast is needed.
Disclosure of utility model
The present utility model aims to provide a wind power generation device which can solve the above technical problems.
The utility model provides a wind power generation device which comprises a vertical main shaft and blades, wherein the blades are fixedly connected with the main shaft through connecting rods, openable and closable air inlets are formed in the blades, the blades comprise fixed plates positioned in the middle and movable plates positioned at the upper side and the lower side and used for being opened and closed, a frame is arranged around the air inlets, one side of each movable plate is hinged with one side of the frame and is opened and closed through an electric push rod, one end of each electric push rod is hinged with the inner wall of the frame, the other end of each electric push rod is hinged with the inner wall of each movable plate, and the main shaft is connected with a power generation assembly used for converting mechanical energy into electric energy.
Further, the blade is of an arc-shaped structure.
Further, the blades are uniformly distributed around the main shaft to form a plurality of blades.
Further, the power generation assembly comprises a rotary table fixedly sleeved on the main shaft, a fixed chassis is arranged below the rotary table, a generator is arranged on the upper surface of the fixed chassis, a friction wheel is fixedly sleeved on a rotating shaft of the engine, and the friction wheel is contacted with the bottom of the rotary table and rotates along with the rotation of the rotary table.
Further, the turntable is of a circular structure, and the axial direction of the friction wheel is the same as the radial direction of the friction wheel.
Further, a movable seat which is in sliding connection with the upper surface of the fixed chassis is fixedly arranged at the bottom of the generator.
Further, a servo motor is arranged on the upper surface of the fixed chassis, a screw rod is fixedly connected to an output shaft of the servo motor, and the screw rod penetrates through the movable seat and is in threaded connection with the movable seat.
Further, the generator is uniformly distributed with a plurality of generators along the circumferential direction of the main shaft, and the sliding direction of the movable seat is the same as the radial direction of the fixed chassis.
Further, a first bearing sleeved outside the main shaft is arranged in the middle of the fixed chassis, a base is arranged below the bottom of the main shaft, and a second bearing sleeved at the bottom of the main shaft is arranged in the base.
Further, the bottoms of two sides of the fixed chassis are provided with supports.
The beneficial effects are that:
According to the utility model, the openable and closable air port is arranged on the blade, and the movable plate hinged with the frame is pushed to rotate by the electric push rod, so that the opening and closing process of the air port is completed while the movable plate rotates, and when the external wind speed is too high, the movable plate can be actively opened, the wind-receiving area of the blade is reduced, the rotating speed of the blade is reduced, the occurrence of faults caused by too high rotating speed of the blade is avoided, and the service life of the blade is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
Fig. 2 is a schematic view of a vane according to the present utility model.
Reference numerals illustrate: 1-main shaft, 101-retainer plate, 102-connecting rod, 2-blade, 3-wind gap, 4-fixed plate, 5-fly leaf, 6-frame, 7-electric putter, 8-carousel, 9-fixed chassis, 10-generator, 11-friction pulley, 12-movable seat, 13-servo motor, 14-lead screw, 15-first bearing, 16-second bearing, 17-base, 18-support.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1
1-2, A wind power generation device comprises a vertical main shaft 1 and blades 2 with arc structures, wherein a fixed ring 101 is fixedly sleeved on the upper part of the main shaft 1, the blades 2 are fixedly connected with the fixed ring 101 through a connecting rod 102, and a plurality of blades 2 are uniformly distributed around the main shaft 1; the wind gap 3 that can open and shut has been seted up on the blade 2, specifically, the blade 2 is including being located the fixed plate 4 in middle part and being located the fly leaf 5 that upper and lower both sides are used for opening and shutting, is equipped with frame 6 around wind gap 3, and fly leaf 5 one side articulates with one side of frame 6 and realizes opening and shutting through electric putter 7, and electric putter 7's one end articulates with the inner wall of frame 6, and the other end articulates with the inner wall of fly leaf 5, and main shaft 1 is connected with the power generation subassembly that is used for converting mechanical energy into the electric energy.
The power generation assembly comprises a circular rotary table 8 fixedly sleeved on the main shaft 1, a fixed chassis 9 is arranged below the rotary table 8, a movable seat 12 in sliding connection with the fixed chassis 9 is arranged on the upper surface of the fixed chassis 9, specifically, the movable seat 12 is in sliding connection with the fixed chassis 9 through a sliding groove or a sliding rail, a servo motor 13 is further arranged on one side, facing the center of the circle, of the fixed chassis 9, of the movable seat 12, a screw rod 14 is fixedly connected to an output shaft of the servo motor 13, the screw rod 14 penetrates through the movable seat 12 and is in threaded connection with the movable seat 12, and the movable seat 12 is driven to move along the sliding rail or the sliding groove through rotation of the screw rod 14. The generator 10 is fixedly connected to the upper surface of the movable seat 12, a friction wheel 11 is fixedly sleeved on the rotating shaft of the engine 10, the friction wheel 11 contacts with the bottom of the turntable 8 and rotates along with the rotation of the turntable, the axial direction of the friction wheel 11 is the same as the radial direction of the turntable 8 (the rotating shaft generally comprises a low-speed rotating shaft and a high-speed rotating shaft, the low-speed rotating shaft and the high-speed rotating shaft are connected through a gearbox, then the rotation is conducted to the generator to generate electricity, and the specific structure of the generator for generating electricity is applicable to the prior art and is not repeated.
In addition, the generator 10 is uniformly distributed with a plurality of generators along the circumference of the main shaft 1, and the sliding direction of the movable seat 12 is the same as the radial direction of the fixed chassis 9.
The middle part of the fixed chassis 9 is provided with a first bearing 15 sleeved outside the main shaft 1, a base 17 is arranged below the bottom of the main shaft 1, a second bearing 16 sleeved at the bottom of the main shaft 1 is arranged in the base 17, and the bottoms of two sides of the fixed chassis 9 are provided with supports 18.
The working and using processes are as follows:
When the wind power generation device is used, the blades 2 rotate under the pushing of wind power, when the wind power generation device encounters weather with high wind speed, the electric push rod 7 is actively started to open the movable plate 5, a part of wind is discharged at the wind port 3, the wind area of the blades 2 is reduced, one or two movable plates are specifically opened, the wind area of the blades 2 is determined according to the wind speed in actual use conditions, the rotating speed of the blades 2 is reduced, the opening and closing of the two movable plates 5 face the upper side and the lower side of the blades 2 respectively, and the wind passing through the wind port 3 is guided to the two sides of the blades 2.
In addition, the turntable 8 is driven to synchronously rotate in the rotating process of the main shaft 1, the turntable 8 drives the friction wheel 11 to rotate to generate electricity along with the rotation of the friction wheel 11, but the wind speed is gradually changed along with the time, the speed of the rotation of the main shaft 1 is also continuously changed, when the rotating speed of the main shaft 1 is high, the servo motor 13 is started to drive the screw rod 14 to rotate so that the movable seat 12 moves towards the inner side of the turntable 8, the contact position of the friction wheel 11 and the turntable 8 also moves towards the inner side of the turntable 8, and conversely, when the rotating speed of the main shaft 1 is reduced, the servo motor 13 is started to drive the screw rod 14 to rotate so that the movable seat 12 moves towards the outer side of the turntable 8, the contact position of the friction wheel 11 and the turntable 8 also moves towards the outer side of the turntable 8, the rotating speed of the friction wheel 11 is increased, and the rotating speed of the friction wheel 11 is kept in a relatively stable range by changing the linear speed of the contact position of the friction wheel 11, so that the rotating speed of the friction wheel 11 is kept in a relatively stable range, and the mechanical structure inside the generator 10 is further enabled to be in a relatively stable working process, and the service life of the generator is prolonged.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (10)
1. The utility model provides a wind power generation set, its characterized in that, includes vertical main shaft and blade, the blade pass through the connecting rod with main shaft fixed connection, the wind gap that can open and shut has been seted up on the blade, the blade is including the fixed plate that is located the middle part and the fly leaf that is used for opening and shutting that is located upper and lower both sides, be equipped with the frame around the wind gap, fly leaf one side with one side of frame articulates and realizes opening and shutting through electric putter, electric putter's one end with the inner wall of frame articulates, and the other end articulates with the inner wall of fly leaf, the main shaft is connected with the power generation assembly that is used for converting mechanical energy into the electric energy.
2. Wind power plant according to claim 1, characterized in that the blades are of an arcuate configuration.
3. Wind power plant according to claim 2, characterized in that the blades are equispaced around the main shaft.
4. The wind power generation device according to claim 1, wherein the power generation assembly comprises a turntable fixedly sleeved on the main shaft, a fixed chassis is arranged below the turntable, a generator is arranged on the upper surface of the fixed chassis, a friction wheel is fixedly sleeved on a rotating shaft of the engine, and the friction wheel is contacted with the bottom of the turntable and rotates along with the rotation of the turntable.
5. The wind power generation device according to claim 4, wherein the turntable has a circular structure, and the direction of the axis of the friction wheel is the same as the radial direction of the friction wheel.
6. The wind power generation device according to claim 4, wherein a movable seat which is slidably connected to the upper surface of the fixed chassis is fixedly provided at the bottom of the generator.
7. The wind power generation device according to claim 6, wherein a servo motor is arranged on the upper surface of the fixed chassis, a screw rod is fixedly connected to an output shaft of the servo motor, and the screw rod penetrates through the movable seat and is in threaded connection with the movable seat.
8. The wind power generation device according to claim 6, wherein a plurality of generators are uniformly distributed along the circumferential direction of the main shaft, and the sliding direction of the movable seat is the same as the radial direction of the fixed chassis.
9. The wind power generation device according to claim 4, wherein the middle part of the fixed chassis is provided with a first bearing sleeved outside the main shaft, a base is arranged below the bottom of the main shaft, and a second bearing sleeved at the bottom of the main shaft is arranged in the base.
10. The wind power generation device according to claim 4, wherein the bottoms of both sides of the fixed chassis are provided with a support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323151924.5U CN221195276U (en) | 2023-11-21 | 2023-11-21 | Wind power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323151924.5U CN221195276U (en) | 2023-11-21 | 2023-11-21 | Wind power generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221195276U true CN221195276U (en) | 2024-06-21 |
Family
ID=91522970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323151924.5U Active CN221195276U (en) | 2023-11-21 | 2023-11-21 | Wind power generation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221195276U (en) |
-
2023
- 2023-11-21 CN CN202323151924.5U patent/CN221195276U/en active Active
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