CN220955906U - Vertical axis eccentric moving blade wind power generation device - Google Patents
Vertical axis eccentric moving blade wind power generation device Download PDFInfo
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- CN220955906U CN220955906U CN202322763165.1U CN202322763165U CN220955906U CN 220955906 U CN220955906 U CN 220955906U CN 202322763165 U CN202322763165 U CN 202322763165U CN 220955906 U CN220955906 U CN 220955906U
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Abstract
The wind power generation device comprises a power generation device body, moving blades and a blade rotating shaft, wherein the power generation device body comprises a supporting upright post, a slewing bearing, an upper cross beam, a lower cross beam and a generator, and the generator is arranged at one end of the supporting upright post; a slewing bearing is fixedly arranged on a central shaft of the generator, an upper cross beam and a lower cross beam are respectively and fixedly arranged on the upper end surface and the lower end surface of the slewing bearing, a blade rotating shaft is arranged between the upper cross beam and the lower cross beam, and a moving blade is eccentrically arranged on the blade rotating shaft; the damping device is arranged on the upper beam or the lower beam and is meshed with a gear arranged at the end part of the blade rotating shaft for transmission. The utility model solves the resistance problem of the reverse wind area of the vertical axis wind driven generator, can convert natural wind energy into mechanical energy to the greatest extent, has high wind energy conversion efficiency, can adjust the direction of the moving blade through the damping device when in use of extra large wind power, protects the fan, has simple structure, convenient operation and low noise, and is particularly suitable for the utilization of wind energy in low wind speed wind fields.
Description
Technical Field
The utility model relates to a vertical axis eccentric moving blade wind power generation device.
Background
The driving blades of the existing wind power generation equipment are commonly a horizontal shaft three-blade and a vertical shaft resistance type or lift type blade, at present, most of large wind power generators in the world adopt horizontal shaft wind power generators, but the large wind power generators need yaw, pitch control and the like, have complex structure, poor self-starting performance and high manufacturing cost, and are not suitable for small wind fields; the vertical axis wind turbine has the advantages of automatic wind direction, simple structure, no noise, high safety and reliability, convenient maintenance and the like, is particularly suitable for small wind farms and distributed energy occasions, but the conventional vertical axis wind turbine has the problems of low wind energy utilization efficiency, low power generation efficiency and the like, and influences popularization and application of the product.
Disclosure of utility model
Aiming at the defects or shortages in the prior art, the utility model aims to solve the technical problems that: the vertical axis eccentric moving blade wind power generation device is different from a horizontal axis wind power generator with complex structure, poor self-starting performance and high manufacturing cost, and solves the problems of low wind energy utilization efficiency, low power generation efficiency and the like commonly existing in the vertical axis wind power generator
In order to achieve the above purpose, the utility model provides a vertical axis eccentric moving blade wind power generation device, which comprises a power generation device body, moving blades, a blade rotating shaft and a damping device, wherein the power generation device body comprises a supporting upright post, a slewing bearing, an upper cross beam, a lower cross beam and a generator, one end of the supporting upright post is installed on a foundation, and the other end of the supporting upright post is provided with the generator; the axis of the central shaft of the generator is parallel to the axis of the supporting upright post, the slewing bearing is fixedly arranged on the central shaft, the upper cross beam and the lower cross beam are respectively and fixedly arranged on the upper end face and the lower end face of the slewing bearing, a blade rotating shaft is arranged between the upper cross beam and the lower cross beam, the moving blade is arranged on the blade rotating shaft, and the blade rotating shaft is not overlapped with the length center of the cross section of the moving blade; the damping device is arranged on the upper beam or the lower beam and is meshed with a gear arranged on the blade rotating shaft through a rack on the damping device.
The blade is a wing-shaped blade, and the blade rotating shaft is positioned at one end of the front edge of the wing-shaped blade, which is deviated from the length direction of the cross section of the blade; as shown in fig. 3, namely: l1 is more than L2, and the wing-shaped blades can reduce resistance and noise during running;
The upper cross beam and the lower cross beam are 2-8 groups, and each group of the upper cross beam and the lower cross beam is provided with 1-5 blade rotating shafts; the upper cross beam or the lower cross beam is provided with damping devices the same as the blade rotating shafts in number, and one damping device is meshed with a gear arranged at the end part of one blade rotating shaft for transmission. The damping device comprises a shell guide shaft, a support guide rail, a damping retainer ring and a damping spring, wherein a first support guide plate, a second support guide plate and an end plate are arranged in the shell, coaxial through holes are respectively formed in the first support guide plate, the second support guide plate and the end plate, and the through holes in the first support guide plate and the second support guide plate form the support guide rail; the guide shaft consists of a first polished rod, a second polished rod and a rack in the middle of the two ends, and a first positioning check ring and a second positioning check ring are respectively arranged at the joint part of the first polished rod, the second polished rod and the rack; the first polish rod and the second polish rod are arranged in through holes of a first support guide plate and a second support guide plate which form the support guide rail, and the second polish rod extends into the through holes arranged on the end panel; and a damping check ring is further arranged on the second polished rod between the second support guide plate and the end plate, a damping spring is sleeved on the second polished rod between the damping check ring and the end plate, and two ends of the damping spring are respectively contacted with the damping check ring and the end plate to realize axial positioning.
The distance L 3 between the first positioning baffle ring on the guide shaft and the first support guide plate in the support guide rail is the same as the distance L 4 between the second positioning baffle ring and the second support guide plate in the support guide rail.
The rack in the middle of the guide shaft is meshed with the gear arranged at the end part of the blade rotating shaft.
The gear on the blade rotating shaft rotates 180 degrees clockwise or anticlockwise to drive the rack to generate displacement with the same length as L 3、L4. The limit of the end position of the left and right movement stroke of the guide shaft is ensured by limiting the L3 = L4 and the displacement generated by the drive of the rack by 180 degrees of rotation of the gear; the method specifically comprises the following steps: limiting the end point of the axial left movement stroke of the guide through the contact between the first positioning check ring and the first baffle in the support guide rail; and limiting the end point of the axial right movement stroke of the guide by the contact of the second positioning retainer ring and the second baffle in the support guide rail.
In the utility model, when the wind speed of the ambient wind is greater than 20 m/s, in the downwind interval, the moving blades generate larger rotating moment under the action of wind force to drive the rotating shaft gear, the rotating shaft gear drives the inner tooth strips of the damping device to overcome the resistance of the damping spring to displace rightwards, and the moving blades rotate clockwise by a certain angle along the rotating shaft of the moving blades, as shown in fig. 4, the larger the wind force is, the larger the rotating angle of the moving blades is; when the wind speed of the ambient wind is less than 20 m/s, the moving blade damping device keeps static under the action of the moving blade damping device. The wind speed of 20 m/s is the critical wind speed for driving the moving blades to rotate in the downwind region, and the setting of the critical wind speed for driving the moving blades to rotate in the downwind region can be adjusted by changing the spring resistance.
The wind power generation device has the advantages that the generator is arranged at the upper end of the supporting upright post, the mechanical energy of wind power is converted into electric energy, when the slewing bearing rotates, the moving blades can automatically identify the wind direction and adjust the direction of the wind direction, a steering mechanism is not needed, the structure is simple, the wind power conversion efficiency is remarkably improved, and the wind power generation device is particularly suitable for utilizing the wind power of a low-wind-speed wind field.
In the utility model, the upper end of the blade rotating shaft is provided with a gear meshed with a rack in a damping device arranged on a cross beam, the damping device is one-way damping, damping is arranged in a range of 0-180 degrees of the rotor blade in the downwind direction, and the range of 180 degrees of the rotor blade in the upwind direction is undamped.
Referring to fig. 3, when the rotor blade is stressed on the windward side, the rotor blade drives the blade rotating shaft to rotate clockwise under the action of wind force on the windward side, a gear on the blade rotating shaft drives a rack in the damping device to move towards the damping spring, and the damping retainer ring compresses the damping spring to generate damping force, so that the rotation of the rotor blade is restrained, and the damping force and the windward side wind force are balanced; when the wind power level in the downwind direction is less than or equal to 20 m/s, the damping spring does not elastically deform, at the moment, the moving blades form a trend of rotating clockwise under the action of wind power, a force moving towards the damping spring direction is applied to a rack in the damping device through a gear arranged on a blade rotating shaft, and pressure is applied to the damping spring through a damping retainer ring; the included angle between the point D and the wind direction is 0 degree, the included angle between the point F and the wind direction is 180 degrees, the included angle between the moving blade and the wind direction is changed between 0-180 degrees, the moving blade and the wind direction form a larger windward area, larger wind pressure is generated, moment is generated on the cross beam, and the cross beam is pushed to drive the central shaft to rotate; driving the motor to rotate for generating electricity; the rotor blade rotates to the point F, the rotor blade enters an upwind area, the windward side of the rotor blade changes, at the moment, because the wind pressures at the two sides of the axis of the rotor blade are unequal, the wind pressure of the area A is larger than the wind pressure of the area B, the damping device is not damped, the rotor blade drives the rotating shaft to rotate anticlockwise together under the action of the wind pressure, a gear on the rotor blade drives a rack in the damping device to move towards a first baffle plate in a supporting guide rail, and because the range of 180 degrees in the upwind direction is undamped, a damping spring is in a loose state at the moment, and the rotor blade is not constrained; when the rotor blade is in the upwind direction, the rotor blade is not constrained and is self-adaptively adjusted to be parallel to the wind direction, so that the minimum upwind resistance is formed; when the fan blade rotates to the point D, the included angle between the moving blade and the upper and lower cross beams becomes 0 DEG and returns to the initial state, as shown in figure 3.
Referring to fig. 4, when the level of the downwind wind exceeds 20 m/s, the moving blade rotates clockwise under the action of wind force, a gear arranged on the rotating shaft of the moving blade drives a rack in the damping device to move, the damping spring is compressed by the damping retainer ring to generate damping force, when the damping force and the windward wind force reach balance, the moving blade stops rotating, at the moment, a certain included angle is generated between the moving blade and the axis of the upper beam or the lower beam, the windward area of the moving blade is effectively reduced under the condition of strong wind through the synergistic effect of the wind force and the damping device, the rotating speed of the slewing bearing is reduced, the normal rotation of the motor is ensured to generate electricity outwards, and when the wind force is reduced to a normal range, the moving blade returns to a normal position coaxial with the upper beam or the lower beam.
The utility model has the following advantages: :
1. According to the utility model, the rotatable moving blades are adopted, so that the resistance of the moving blades is minimum in an upwind region and maximum in a downwind region under the combined action of natural wind and the damping device in the rotating process of the slewing bearing of the vertical-axis wind power generation device, the resistance problem of the upwind region of the vertical-axis wind power generator is solved, the natural wind energy can be converted into mechanical energy to the greatest extent, and the power generation efficiency of the wind power generation device is improved.
2. The utility model has simple structure, low cost, low noise during use and wide application range.
3. When the wind turbine blade is used by super-high wind power, the direction of the wind blade can be adjusted by the moving blade through the damping device, so that the wind turbine is protected.
Drawings
Fig. 1 is a schematic view of the overall structure of the present utility model.
Fig. 2 is a schematic view of the damping device of the present utility model.
FIG. 3 is a schematic view showing the rotation direction of the rotor blade in the windward side and the upwind side according to the present utility model.
FIG. 4 is a schematic diagram showing the position change of the damping device for regulating the moving blade relative to the wind direction when the wind force is large.
Fig. 5 is a schematic view of a rotor blade according to the present utility model.
In the figure: 1. foundation 2, support post 3, generator 4, lower cross member 5, rotor blade 6, upper cross member 7, pivot support 8, center shaft 9, damping device 10, gear 11, blade pivot 12, damping spring 13, damping collar 14, housing 15, first support guide 16, second support guide 17, end plate 18, first positioning collar 19, second positioning collar 20, guide shaft 20-1, first polished rod 20-2, rack 20-3, second polished rod 21, wing blade leading edge 22, wing blade trailing edge.
In fig. 3, it is shown that when the wind power level is 20 m/s or less, the damping spring does not elastically deform in the downwind region, the damping device restrains the moving blade to keep coaxial with the upper beam or the lower beam, and the included angle between the moving blade and the beam is 0 °. In the upwind area, the moving blades are not constrained due to the fact that the damping device is not damped in the reverse direction, and rotate anticlockwise under the action of wind pressure, and are self-adaptively adjusted to be parallel to the wind direction, so that minimum upwind resistance is formed; when the fan blade rotates to the point D, the included angle between the moving blade and the upper and lower cross beams becomes 0 degrees, and the fan returns to the initial state.
In fig. 4, the point C shows the position change of the moving blade when the wind power level exceeds 20 m/s, that is, the moving blade rotates a certain angle in the clockwise direction under the cooperation of the wind power and the damping device until the wind power and the damping force born by the moving blade reach balance.
The E point shows that the wind pressure of the rotor blade at the upwind area is unequal at the two sides of the axis of the rotor blade, the wind pressure of the A area is larger than that of the B area, the damping device is undamped in the reverse direction, and the rotor blade drives the rotating shaft to rotate anticlockwise under the action of the wind pressure.
Detailed Description
The utility model is further described with reference to the following description of the drawings and detailed description.
Example 1
Referring to the attached figure 1, the vertical axis eccentric moving blade wind power generation device comprises a power generation device body, moving blades (5), a blade rotating shaft (11) and a damping device (9), wherein the power generation device body comprises a supporting upright post (2), a slewing bearing (7), an upper cross beam (6), a lower cross beam (4) and a generator (3), one end of the supporting upright post (2) is installed on a foundation (1), and the other end of the supporting upright post is installed with the generator (3); the axis of a central shaft (8) of the generator (3) is parallel to the axis of the supporting upright post (2), the slewing bearing (7) is fixedly installed on the central shaft (8), the upper cross beam (6) and the lower cross beam (4) are respectively fixedly installed on the upper end face and the lower end face of the slewing bearing (7), a blade rotating shaft (11) is arranged between the upper cross beam (6) and the lower cross beam (4), the blade rotating shaft (11) is provided with the moving blade (5), the moving blade (5) is a wing-shaped blade, and the blade rotating shaft (11) is positioned at one end of the front edge (21) of the wing-shaped blade in the cross section length direction of the moving blade (5); referring to fig. 3, the distance L1 of the blade rotation axis (11) from the airfoil blade trailing edge (22) is greater than the distance L2 of the airfoil blade leading edge (21) from the blade rotation axis (11), namely: l1 is more than L2, and the wing-shaped blades can reduce resistance and noise during running;
The upper cross beam (6) and the lower cross beam (4) are 2 groups, each group of the upper cross beam (6) and the lower cross beam (4) is provided with 1 blade rotating shaft (11), the damping device (9) is arranged on the upper cross beam (6), and the damping device (9) is meshed with a gear (10) arranged on the blade rotating shaft (11) for transmission through a rack on the damping device (9);
The damping device (9) comprises a shell (14), a guide shaft (20), a support guide rail, a damping retainer ring (13) and a damping spring (12), wherein a first support guide plate (15), a second support guide plate (16) and an end panel (17) are arranged in the shell (14), coaxial through holes are respectively formed in the first support guide plate (15), the second support guide plate (16) and the end panel (17), and the through holes in the first support guide plate (15) and the second support guide plate (16) form the support guide rail; the guide shaft (20) consists of a first polished rod (20-1) at two ends, a second polished rod (20-3) and a rack (20-2) at the middle part, and a first positioning check ring (18) and a second positioning check ring (19) are respectively arranged at the joint parts of the first polished rod (20-1), the second polished rod (20-3) and the rack (20-2); the first polish rod (20-1) and the second polish rod (20-3) are arranged in through holes of a first support guide plate (15) and a second support guide plate (16) which form the support guide rail, and the second polish rod (20-3) extends into the through holes arranged on the end panel (17); a damping check ring (13) is further arranged on the second polished rod (20-3) between the second support guide plate (16) and the end plate (17), a damping spring (12) is sleeved on the second polished rod (20-3) between the damping check ring (13) and the end plate (17), and two ends of the damping spring (12) are respectively contacted with the damping check ring (13) and the end plate (17) to realize axial positioning;
The distance L 3 between the first positioning check ring (18) on the guide shaft and the first support guide plate (15) in the support guide rail is the same as the distance L 4 between the second positioning check ring (19) and the second support guide plate (16) in the support guide rail;
A rack (20-2) in the middle of the guide shaft (20) is meshed with a gear (10) arranged at the end part of the blade rotating shaft (11) for transmission;
the gear (10) on the blade rotating shaft (11) rotates 180 degrees to drive the rack (20-2) to generate displacement with the same length as L 3、L4. The limit of the end position of the left and right movement stroke of the guide shaft is ensured by limiting the L3 = L4 and the displacement generated by the drive of the rack by 180 degrees of rotation of the gear; the method specifically comprises the following steps: limiting the end point of the axial left movement stroke of the guide through the contact between the first positioning check ring and the first baffle in the support guide rail; and limiting the end point of the axial right movement stroke of the guide by the contact of the second positioning retainer ring and the second baffle in the support guide rail.
Example 2
This embodiment 2 differs from embodiment 1 in that: the upper cross beam (6) and the lower cross beam (4) are 4 groups, and each group of the upper cross beam (6) and the lower cross beam (4) is provided with 2 blade rotating shafts; a gear (10) is arranged at the upper end of each blade rotating shaft; the upper cross beam (6) is provided with 2 damping devices (9), and racks (20-2) in the middle of a guide shaft (20) in each damping device (9) are meshed with gears (10) arranged at the end parts of a blade rotating shaft (11) for transmission.
Example 3
This embodiment 3 differs from embodiment 2 in that: the upper cross beam (6) and the lower cross beam (4) are 8 groups, and 4 blade rotating shafts are arranged on each group of the upper cross beam (6) and the lower cross beam (4); a gear (10) is arranged at the lower end of each blade rotating shaft; the lower cross beam (6) is provided with 4 damping devices (9), and racks (20-2) in the middle of a guide shaft (20) in each damping device (9) are meshed with gears (10) arranged at the end parts of a blade rotating shaft (11) for transmission.
The working principle of the utility model is briefly described below:
In the utility model, a gear meshed with a rack in a damping device arranged on an upper beam or a lower beam is arranged on a blade rotating shaft, the damping device is unidirectional damping, damping is arranged in a range of 0-180 degrees of the downwind direction of the moving blade, and no damping exists in a range of 180 degrees of the upwind direction.
When the wind speed of the ambient wind is greater than 20 m/s, in the downwind region, the moving blades generate larger rotating moment under the action of wind force to drive the rotating shaft gear, the rotating shaft gear drives the inner toothed bars of the damping device to overcome the resistance of the damping spring to generate displacement to the right, and the moving blades rotate clockwise by a certain angle along the rotating shaft of the moving blades, as shown in fig. 4, the larger the wind force is, the larger the rotating angle of the moving blades is; when the wind speed of the ambient wind is less than 20 m/s, the moving blade damping device keeps static under the action of the moving blade damping device. The wind speed of 20 m/s is the critical wind speed for driving the moving blades to rotate in the downwind region, and the setting of the critical wind speed for driving the moving blades to rotate in the downwind region can be adjusted by changing the spring resistance.
Referring to fig. 3, when the rotor blade is stressed on the windward side, the rotor blade drives the blade rotating shaft to rotate clockwise under the action of wind force on the windward side, a gear on the blade rotating shaft drives a rack in the damping device to move towards the damping spring, and the damping retainer ring compresses the damping spring to generate damping force, so that the rotation of the rotor blade is restrained, and the damping force and the windward side wind force are balanced;
When the wind level in the downwind direction is less than or equal to 20 m/s, the damping spring does not elastically deform, at the moment, the moving blades form a trend of rotating clockwise under the action of wind force, a force moving towards the damping spring direction is applied to a rack in the damping device through a gear arranged on a blade rotating shaft, and pressure is applied to the damping spring through a damping check ring, and the damping spring has high rigidity and does not elastically deform after being pressed, so that the damping device keeps the constraint moving blades coaxial with an upper beam or a lower beam, and the included angle between the moving blades and the beam is ensured to be 0 degree; the included angle between the point D and the wind direction is 0 degree, the included angle between the point F and the wind direction is 180 degrees, the included angle between the moving blade and the wind direction is changed between 0-180 degrees, the moving blade and the wind direction form a larger windward area, larger wind pressure is generated, moment is generated on the cross beam, and the cross beam is pushed to drive the motor central shaft to rotate; driving the motor to rotate for generating electricity;
The rotor blade rotates to the point F, the rotor blade enters an upwind area, the windward side of the rotor blade changes, at the moment, because the wind pressures at the two sides of the axis of the rotor blade are unequal, the wind pressure of the area A is larger than the wind pressure of the area B, the damping device is not damped, the rotor blade drives the rotating shaft to rotate anticlockwise together under the action of the wind pressure, a gear on the rotor blade drives a rack in the damping device to move towards a first baffle plate in a supporting guide rail, and because the range of 180 degrees in the upwind direction is undamped, a damping spring is in a loose state at the moment, and the rotor blade is not constrained; when the rotor blade is in the upwind direction, the rotor blade is not constrained and is self-adaptively adjusted to be parallel to the wind direction, so that the minimum upwind resistance is formed; when the fan blade rotates to the point D, the included angle between the moving blade and the upper and lower cross beams becomes 0 degrees, and the fan blade returns to the initial state, as shown in fig. 3.
Referring to fig. 4, when the level of the downwind wind exceeds 20 m/s, the moving blade rotates clockwise under the action of wind force, a gear arranged on the rotating shaft of the moving blade drives a rack in the damping device to move, the damping spring is compressed by the damping retainer ring to generate damping force, when the damping force and the windward wind force reach balance, the moving blade stops rotating, at the moment, a certain included angle is generated between the moving blade and the axis of the upper beam or the lower beam, the windward area of the moving blade is effectively reduced under the condition of strong wind through the synergistic effect of the wind force and the damping device, the rotating speed of the slewing bearing is reduced, the normal rotation of the motor is ensured to generate electricity outwards, and when the wind force is reduced to a normal range, the moving blade returns to a normal position coaxial with the upper beam or the lower beam. The normal operation of the generator under the condition of large wind power is ensured, and the generator is not burnt.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; 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. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a vertical axis eccentric moving blade wind power generation device, includes power generation device body, moving blade, blade pivot, damping device, the power generation device body includes support post, slewing bearing, entablature, bottom end rail and generator, its characterized in that: one end of the supporting upright post is arranged on the foundation, and the other end of the supporting upright post is provided with the generator; the axis of the central shaft of the generator is parallel to the axis of the supporting upright post, the slewing bearing is fixedly arranged on the central shaft, the upper cross beam and the lower cross beam are respectively and fixedly arranged on the upper end face and the lower end face of the slewing bearing, a blade rotating shaft is arranged between the upper cross beam and the lower cross beam, the moving blade is arranged on the blade rotating shaft, and the blade rotating shaft is not overlapped with the length center of the cross section of the moving blade; the damping device is arranged on the upper beam or the lower beam and is meshed with a gear arranged on the blade rotating shaft through a rack on the damping device.
2. The vertical axis moving blade wind turbine of claim 1, wherein: the moving blade is a wing-shaped blade, and the blade rotating shaft is positioned at one end of the front edge of the wing-shaped blade, which is deviated from the length direction of the cross section of the moving blade.
3. The vertical axis moving blade wind turbine of claim 2, wherein: the upper cross beam and the lower cross beam are multiple groups, and each group of the upper cross beam and the lower cross beam is provided with one or more blade rotating shafts.
4. A vertical axis moving blade wind turbine as claimed in claim 3, wherein: the upper cross beam and the lower cross beam are 2-8 groups, and each group of the upper cross beam and the lower cross beam is provided with 1-5 blade rotating shafts.
5. The vertical axis moving blade wind turbine of claim 4, wherein: the upper cross beam or the lower cross beam is provided with damping devices the same as the blade rotating shafts in number, and one damping device is meshed with a gear arranged at the end part of one blade rotating shaft for transmission.
6. The vertical axis moving blade wind turbine generator of any one of claims 1 to 5, wherein: the damping device comprises a shell, a guide shaft, a support guide rail, a damping retainer ring and a damping spring, wherein a first support guide plate, a second support guide plate and an end plate are arranged in the shell, coaxial through holes are respectively formed in the first support guide plate, the second support guide plate and the end plate, and the through holes in the first support guide plate and the second support guide plate form the support guide rail; the guide shaft consists of a first polished rod, a second polished rod and a rack in the middle of the two ends, and a first positioning check ring and a second positioning check ring are respectively arranged at the joint part of the first polished rod, the second polished rod and the rack; the first polish rod and the second polish rod are arranged in through holes of a first support guide plate and a second support guide plate which form the support guide rail, and the second polish rod extends into the through holes arranged on the end panel; and a damping check ring is further arranged on the second polished rod between the second support guide plate and the end plate, a damping spring is sleeved on the second polished rod between the damping check ring and the end plate, and two ends of the damping spring are respectively contacted with the damping check ring and the end plate to realize axial positioning.
7. The vertical axis moving blade wind turbine of claim 6, wherein: the distance L 3 between the first positioning baffle ring on the guide shaft and the first support guide plate in the support guide rail is the same as the distance L 4 between the second positioning baffle ring and the second support guide plate in the support guide rail.
8. The vertical axis moving blade wind turbine of claim 7, wherein: the rack in the middle of the guide shaft is meshed with the gear arranged at the end part of the blade rotating shaft.
9. The vertical axis moving blade wind turbine of claim 8, wherein: the gear on the blade rotating shaft rotates 180 degrees clockwise or anticlockwise to drive the rack to generate displacement with the same length as L 3、L4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322763165.1U CN220955906U (en) | 2023-10-16 | 2023-10-16 | Vertical axis eccentric moving blade wind power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322763165.1U CN220955906U (en) | 2023-10-16 | 2023-10-16 | Vertical axis eccentric moving blade wind power generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220955906U true CN220955906U (en) | 2024-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322763165.1U Active CN220955906U (en) | 2023-10-16 | 2023-10-16 | Vertical axis eccentric moving blade wind power generation device |
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| Country | Link |
|---|---|
| CN (1) | CN220955906U (en) |
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2023
- 2023-10-16 CN CN202322763165.1U patent/CN220955906U/en active Active
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