CN110767049A - Vertical axis aerogenerator model for physics experiments - Google Patents
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Abstract
The utility model provides a vertical axis aerogenerator model for physics experiments, which comprises a seat board, the top surface mid-mounting output shaft generator up of bedplate, the output shaft installation of generator and coaxial vertical axis with it, the upper portion suit opening revolving axle down of vertical axis, the inside roof of revolving axle is connected to the upper end bearing of vertical axis, the horizontal pipe of several evenly distributed is installed to the periphery of revolving axle, first recess communicates with each other with the second through-hole is inside, first recess can with first cylinder grafting cooperation, the outer end of closing cap is seted up with the inside communicating third through-hole of first recess. The invention has simple structure, realizes the separation of the rotating shaft and the vertical shaft by adopting the way that the elastic telescopic rod, the first cylindrical groove, the first cylinder and the second through hole are matched, has fewer parts, simplifies the internal structure compared with the original complex structure, reduces the manufacturing cost, can reduce the probability of the damage of the parts, reduces the later maintenance cost and effectively prolongs the service life of the whole device.
Description
Technical Field
The invention belongs to the field of teaching aids, and particularly relates to a vertical axis wind turbine model for a physical experiment.
Background
The wind power generation principle experiment is a representative experiment in physical experiments; the wind power generation experiment can intuitively interpret knowledge of mechanics, electricity and the like in the physical discipline, and the experiment mode can arouse the interest of students in the physical discipline, so a teacher often adopts a wind power generation experiment model to perform on-site demonstration; however, in the existing vertical axis wind power generation motor model, because the blades are connected with the rotating shaft connected with the output shaft of the motor, when the rotating speed of the blades is too high, the rotating speed of the motor is easily caused to be higher than the highest rotating speed, so that the motor is burnt out, and safety accidents are easily caused; the invention discloses a vertical axis wind turbine model for physical experiments with publication number CN 107993541B, which can solve the above problems, but has a complex internal structure, too many parts, and a high probability of damage to the parts, so that the later maintenance cost is high.
Disclosure of Invention
The invention provides a vertical axis wind turbine model for physical experiments, which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme:
a vertical axis wind driven generator model for physical experiments comprises a seat plate, a generator with an upward output shaft is fixedly arranged in the middle of the top surface of the seat plate, a vertical shaft coaxial with the generator is fixedly arranged on the output shaft of the generator, a rotating shaft with a downward opening is sleeved on the upper portion of the vertical shaft, a bearing at the upper end of the vertical shaft is connected with the top wall inside the rotating shaft, a plurality of transverse pipes uniformly distributed are fixedly arranged on the periphery of the rotating shaft, the central lines of the transverse pipes are all positioned on the same horizontal plane, a first through hole is formed in one side, corresponding to one of the transverse pipes, of the rotating shaft, a shaft sleeve is fixedly sleeved in the middle of the vertical shaft, a shifting plate corresponding to the first through hole is fixedly arranged on one side of the shaft sleeve, a horizontal elastic telescopic rod is arranged in the first through hole, the elastic telescopic rod is connected with the top wall and the bottom wall, the transverse pipes are respectively provided with movable rods in contact fit with the transverse pipes, the outer ends of the movable rods are positioned outside the transverse pipes, the outer ends of the movable rods are respectively fixedly provided with blades, the peripheries of the movable rods are connected with the outer ends of the corresponding transverse pipes through first springs, the transverse pipes are also provided with guide structures for the horizontal movement of the movable rods, the front sides of the inner ends of the movable rods corresponding to the first through holes are provided with front-back first cylindrical grooves, the movable ends of the elastic telescopic rods penetrate through the first through holes and are inserted into the first cylindrical grooves, first cylinders in contact fit with the first cylindrical grooves are arranged in the first cylindrical grooves, the inner ends of the first cylinders are in contact fit with the front sides of the movable ends of the elastic telescopic rods, the outer ends of the first cylinders are in contact fit with the inner walls of the corresponding transverse pipes, front-back second through holes are arranged on the inner walls of the front sides of the transverse pipes and can be in plug, the inner end of the sealing cover is provided with a first groove, the first groove is communicated with the inside of the second through hole, the first groove can be in inserting fit with the first cylinder, and the outer end of the sealing cover is provided with a third through hole communicated with the inside of the first groove.
According to the vertical axis wind turbine model for the physical experiment, the guide structure comprises the sliding grooves and the sliding blocks, the horizontal sliding grooves are formed in the inner walls of the front side and the rear side of the transverse pipe respectively, the sliding blocks are arranged in the sliding grooves, and the outer ends of the sliding blocks are fixedly connected with the peripheries of the movable rods respectively.
The vertical axis wind turbine model for the physical experiment comprises a front blade and a rear blade, wherein the front blade and the rear blade are both arc-shaped, a convex surface of the front blade is in contact fit with a concave surface of the rear blade, one side, far away from a rotating shaft, of the rear blade is provided with a plurality of second horizontal cylindrical grooves respectively, the front surfaces of the second cylindrical grooves are opened respectively, second cylinders are arranged in the second cylindrical grooves respectively, the outer ends of the second cylinders are fixedly connected with the convex surface of the front blade, and a second limiting structure for limiting the horizontal movement of the rear blade is arranged between the front blade and the rear blade.
The vertical axis wind turbine model for physics experiments comprises a first through groove and a second through groove, the fixed block, the second spring, penetrating first through groove is controlled to the convex surface middle part of preceding blade, the concave surface middle part of back blade is seted up and is passed through the groove with first through groove corresponding control penetrating second, first through groove is kept away from the equal fixed mounting fixed block of one side inner wall of revolving axle with the second through groove near one side inner wall of revolving axle, the outer end of the fixed block that preceding blade corresponds is located the second through inslot, the outer end of the fixed block that back blade corresponds is located first through inslot, through second spring coupling between two fixed blocks, the vertical painting brush of bottom surface middle part fixed mounting of a back blade, the annular drawing board of a top surface fixed mounting generator as the center of bedplate, the nib and the drawing board contact cooperation of painting brush, the bedplate top still is equipped with the speed sensor of survey vertical axis rotational speed.
According to the vertical axis wind turbine model for physical experiments, the periphery of the generator is sleeved with the protective cover, the protective cover is fixedly arranged on the top surface of the seat plate, and the upper bearing of the protective cover is connected with the lower part of the rotating shaft.
The invention has the advantages that: before the telescopic rod is put into use, as shown in fig. 2, the first cylinder is positioned in the first cylindrical groove, and the elastic telescopic rod is in a horizontal state; when the blade is used, as shown in figure 1, when the blade rotates, the rotation of the blade drives the corresponding movable rod and the transverse pipe to rotate, the rotation of the transverse pipe drives the corresponding elastic telescopic rod to rotate along with the transverse pipe, the fixed part of the elastic telescopic rod stirs the shifting plate to rotate along with the shifting plate, so as to drive the shaft sleeve, the rotating shaft and the vertical shaft to rotate along with the shifting plate, so that the generator starts to generate electricity, in the process of the rotation of the blade, the blade pulls the corresponding movable rod to move outwards along the transverse pipe under the action of centrifugal force, so that the first spring is stretched, because the inner end of the elastic telescopic rod is positioned in the first cylindrical groove, the movable end of the elastic telescopic rod moves along with the movable rod under the action of self elasticity and extends, and because the inner end of the first cylinder is in contact fit with the front side of the movable end of the elastic telescopic rod, the, when the rotating speed of the blades reaches the rated maximum rotating speed of the generator, the first cylinder moves to the second through hole along with the movable rod, the outer end of the first cylinder is inserted into the first groove, so that the inner end of the first cylinder is flush with the inner end of the second through hole, as shown in fig. 5, in the process that the blades drive the transverse pipe to rotate, the fixed part of the elastic telescopic rod rotates around the rotating shaft, the elastic telescopic rod stirs the first cylinder to be inserted into the second through hole, the movable end of the elastic telescopic rod is positioned in the first cylindrical groove under the elastic action of the movable end of the elastic telescopic rod, and meanwhile, the inner end of the elastic telescopic rod is still separated from the stirring plate, so that the vertical shaft is separated from the rotating shaft, the generator cannot be higher than; after the blades stop rotating, an experimenter inserts the rod-shaped object into the third through hole to push the first cylinder to move inwards along the second through hole to be inserted into the first cylindrical groove, the outer end of the first cylinder is enabled to be flush with the inner end of the second through hole, the movable rod moves towards the transverse pipe to reset under the action of the elastic force of the first spring, and therefore the first cylinder and the elastic telescopic rod reset along with the first cylinder and the elastic telescopic rod, and the experiment can be repeated; the invention has simple structure, realizes the separation of the rotating shaft and the vertical shaft by adopting the way that the elastic telescopic rod, the first cylindrical groove, the first cylinder and the second through hole are matched, has fewer parts, simplifies the internal structure compared with the original complex structure, reduces the manufacturing cost, can reduce the probability of the damage of the parts, reduces the later maintenance cost and effectively prolongs the service life of the whole device.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of the view from FIG. 1A; FIG. 3 is an enlarged view of the view of FIG. 1 taken along line B; FIG. 4 is a cross-sectional view taken along A-A of FIG. 3; fig. 5 is a use state diagram of the directional view of fig. 1A.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A vertical axis wind turbine model for physical experiments comprises a seat plate 1, a generator 2 with an upward output shaft is fixedly installed in the middle of the top surface of the seat plate 1, a vertical shaft 3 coaxial with the generator 2 is fixedly installed on the output shaft of the generator 2, a rotating shaft 4 with a downward opening is sleeved on the upper portion of the vertical shaft 3, an upper end bearing of the vertical shaft 3 is connected with the top wall inside the rotating shaft 4, a plurality of uniformly distributed transverse pipes 10 are fixedly installed on the periphery of the rotating shaft 4, the central lines of the transverse pipes 10 are all located on the same horizontal plane, a first through hole 7 is formed in one side, corresponding to one of the transverse pipes 10, of the rotating shaft 4, a shaft sleeve 5 is fixedly sleeved in the middle of the vertical shaft 3, a shifting plate 6 corresponding to the first through hole 7 is fixedly installed on one side of the shaft sleeve 5, a horizontal elastic telescopic rod 8 is arranged in the first through, the inner end of the elastic telescopic rod 8 penetrates through the first through hole 7, the front side surface of the inner end of the elastic telescopic rod 8 is in contact fit with the rear side surface of the shifting plate 6, the transverse pipe 10 is internally provided with movable rods 11 in contact fit with the transverse pipe 10, the outer ends of the movable rods 11 are positioned outside the transverse pipe 10, the outer ends of the movable rods 11 are fixedly provided with blades 12 respectively, the periphery of each movable rod 11 is connected with the outer end of the corresponding transverse pipe 10 through a first spring 13, the transverse pipe 10 is further provided with a guide structure for the horizontal movement of the movable rod 11, the front side of the inner end of each movable rod 11 corresponding to the first through hole 7 is provided with a first cylindrical groove 14 in the front-back direction, the movable end of the elastic telescopic rod 8 penetrates through the first through hole 7 and is inserted into the first cylindrical groove 14, a first cylinder 15 in contact fit with the first cylindrical groove 14 is arranged in the first cylindrical groove, the inner end of the first cylinder 15 is in contact fit with the, the inner wall of the front side of the transverse pipe 10 is provided with a second through hole 16 in the front-back direction, the second through hole 16 can be matched with the first cylinder 15 in an inserting manner, a sealing cover 20 is fixedly installed on the outer side of the second through hole 16, the inner end of the sealing cover 20 is provided with a first groove 21, the first groove 21 is communicated with the inside of the second through hole 16, the first groove 21 can be matched with the first cylinder 15 in an inserting manner, and the outer end of the sealing cover 20 is provided with a third through hole 22 communicated with the inside of the first groove 21. Before the invention is put into use, as shown in fig. 2, the first cylinder 15 is positioned in the first cylindrical groove 14, and the elastic telescopic rod 8 is in a horizontal state; when in use, as shown in fig. 1, when the blades 12 rotate, the blades 12 rotate to drive the corresponding movable rods 11 and the transverse pipes 10 to rotate, the transverse pipes 10 rotate to drive the corresponding elastic telescopic rods 8 to rotate, the fixing parts of the elastic telescopic rods 8 stir the shifting plates 6 to rotate along with the shifting plates, so as to drive the shaft sleeves 5, the rotating shafts 4 and the vertical shafts 3 to rotate along with the shifting plates, so that the generator 2 starts to generate electricity, in the rotating process of the blades 12, the blades 12 pull the corresponding movable rods 11 to move outwards along the transverse pipes 10 under the action of centrifugal force, so that the first springs 13 stretch, because the inner ends of the elastic telescopic rods 8 are positioned in the first cylindrical grooves 14, the movable ends of the elastic telescopic rods 8 move along with the movable rods 11 under the action of self elasticity to extend, and because the inner ends of the first cylinders 15 are in contact fit with the front sides of the movable ends of the elastic telescopic rods 8, the outer ends of the first cylinders, the first cylinder 15 has a limiting function on the elastic telescopic rod 8, when the rotating speed of the blades 12 reaches the rated maximum rotating speed of the generator 2, the first cylinder 15 moves to the second through hole 16 along with the movable rod 11, the outer end of the first cylinder 15 is inserted into the first groove 21, so that the inner end of the first cylinder 15 is flush with the inner end of the second through hole 16, as shown in figure 5, in the process that the blades 12 drive the transverse pipe 10 to rotate, the fixed part of the elastic telescopic rod 8 rotates around the rotating shaft 9, the elastic telescopic rod 8 stirs the first cylinder 15 to be inserted into the second through hole 16, the movable end of the elastic telescopic rod 8 is still positioned in the first cylindrical groove 14 under the self elastic action, and meanwhile, the inner end of the elastic telescopic rod 8 is separated from the stirring plate 6, therefore, the vertical shaft 3 is separated from the rotating shaft 4, so that the generator 2 cannot be higher than the rated maximum rotating speed of the generator, and the generator 2 cannot be burnt out; after the blades 12 stop rotating, an experimenter pushes the first cylinder 15 to move inwards along the second through hole 16 and insert into the first cylindrical groove 14 by inserting a rod-shaped object into the third through hole 22, the outer end of the first cylinder 15 is flush with the inner end of the second through hole 16, the movable rod 11 moves towards the transverse tube 10 to reset under the action of the elastic force of the first spring 13, and therefore the first cylinder 15 and the elastic telescopic rod 8 reset along with the first cylinder 15 and the elastic telescopic rod, and the experiment can be repeated; the structure of the invention is simple, the separation of the rotating shaft 4 and the vertical shaft 3 is realized by adopting the way that the elastic telescopic rod 8, the first cylindrical groove 14, the first cylinder 15 and the second through hole 16 are matched, the invention adopts few parts, simplifies the internal structure compared with the original complex structure, not only reduces the manufacturing cost, but also can reduce the damage probability of the parts, reduces the later maintenance cost and effectively prolongs the service life of the whole device.
Specifically, as shown in fig. 1, the guide structure according to the present embodiment includes a sliding slot 17 and a sliding block 18, wherein the horizontal sliding slot 17 is formed on the inner wall of the transverse tube 10 on the front side and the rear side, the sliding block 18 is disposed in the sliding slot 17, and the outer end of the sliding block 18 is fixedly connected to the outer periphery of the movable rod 11. In the rotating process of the blades 12, the movable rods 11 move outwards respectively under the action of centrifugal force, the movable rods 11 move to drive the corresponding sliding blocks 18 to move along the corresponding sliding grooves 17, the sliding grooves 17 are matched with the sliding blocks 18 to limit the horizontal movement of the movable rods 11, and the movable rods 11 can be effectively prevented from being separated from the corresponding transverse pipes 10.
Specifically, as shown in fig. 3, the blade 12 of the present embodiment includes a front blade 121 and a rear blade 122, both the front blade 121 and the rear blade 122 are arc-shaped, a convex surface of the front blade 121 contacts and matches with a concave surface of the rear blade 122, one side of the rear blade 122 away from the rotating shaft 4 is respectively provided with a plurality of horizontal second cylindrical grooves 123, front surfaces of the second cylindrical grooves 123 are respectively opened, second cylinders 124 are respectively arranged in the second cylindrical grooves 123, outer ends of the second cylinders 124 are fixedly connected with the convex surface of the front blade 121, and a second limiting structure for limiting the horizontal movement of the rear blade 122 is arranged between the front blade 121 and the rear blade 122. Blade 12 is at the pivoted in-process, because the convex surface of preceding blade 121 and the concave surface contact cooperation of back blade 122, back blade is under the effect of centrifugal force, and back blade 122 moves to the outside along the second cylinder 124 that corresponds for blade 12 rotates the area of contact increase with the wind, thereby can effectual increase wind energy utilization.
Further, as shown in fig. 4, the second limiting structure of the present embodiment includes a first through groove 125, a second through groove 126, a fixed block 127, and a second spring 128, the first through groove 125 is through left and right in the middle of the convex surface of the front blade 121, the second through groove 126 is through left and right in the middle of the concave surface of the rear blade 122 corresponding to the first through groove 125, the fixed block 127 is fixedly installed on the inner wall of the first through groove 125 on the side away from the rotating shaft 4 and the inner wall of the second through groove 126 on the side close to the rotating shaft 4, the outer end of the fixed block 127 corresponding to the front blade 121 is located in the second through groove 126, the outer end of the fixed block 127 corresponding to the rear blade 122 is located in the first through groove 125, the two fixed blocks 127 are connected by the second spring 128, a vertical drawing pen 129 is fixedly installed on the middle of the bottom surface of one rear blade 121, an annular drawing board 130 with a generator 2 as the center is fixedly installed on the top surface of the base plate 1, the pen point of the drawing board 129 is in contact with the drawing board 130, a sensor 131 for measuring the rotation speed of the blade 3, the blade 122, the sensor 131 is capable of moving along the outer side of moving the vertical drawing board 122, the vertical blade 122 is capable of the vertical blade 122, the vertical blade 122 is moved vertical blade 122, the vertical blade 122 is moved blade 122, the vertical blade 122, the.
Further, as shown in fig. 1, the outer circumference of the generator 2 according to the present embodiment is covered with a protective cover 19, the protective cover 19 is fixedly mounted on the top surface of the seat plate 1, and the upper bearing of the protective cover 19 is connected to the lower portion of the rotating shaft 4. The protective cover 19 can protect the generator 2.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention 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 solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (5)
1. A vertical axis wind turbine model for physics experiments is characterized in that: comprises a seat board (1), a generator (2) with an upward output shaft is fixedly arranged in the middle of the top surface of the seat board (1), a vertical shaft (3) coaxial with the generator (2) is fixedly arranged on the output shaft of the generator, a rotating shaft (4) with a downward opening is sleeved on the upper part of the vertical shaft (3), the upper end bearing of the vertical shaft (3) is connected with the inner top wall of the rotating shaft (4), a plurality of uniformly distributed transverse pipes (10) are fixedly arranged on the periphery of the rotating shaft (4), the central lines of the transverse pipes (10) are all positioned on the same horizontal plane, a first through hole (7) is formed in one side of the rotating shaft (4) corresponding to one of the transverse pipes (10), a shaft sleeve (5) is fixedly sleeved in the middle of the vertical shaft (3), a shifting plate (6) corresponding to the first through hole (7) is fixedly arranged on one side of the shaft sleeve (5), a horizontal elastic telescopic rod (8) is arranged in the first through hole (7), and, the inner end of the elastic telescopic rod (8) penetrates through the first through hole (7), the front side surface of the inner end of the elastic telescopic rod (8) is in contact fit with the rear side surface of the shifting plate (6), the horizontal pipe (10) is internally provided with a movable rod (11) in contact fit with the horizontal pipe, the outer end of the movable rod (11) is positioned outside the horizontal pipe (10), the outer end of the movable rod (11) is respectively and fixedly provided with a blade (12), the periphery of the movable rod (11) is connected with the outer end of the corresponding horizontal pipe (10) through a first spring (13), the horizontal pipe (10) is also provided with a guide structure for the horizontal movement of the movable rod (11), the front side of the inner end of the movable rod (11) corresponding to the first through hole (7) is provided with a first cylindrical groove (14) in the front-back direction, the movable end of the elastic telescopic rod (8) penetrates through the first through hole (7) and is inserted into the first cylindrical groove (14), and a first cylindrical body (, the inner end of a first cylinder (15) is in contact fit with the front side of the movable end of an elastic telescopic rod (8), the outer end of the first cylinder (15) is in contact fit with the inner wall of a corresponding transverse pipe (10), a second through hole (16) in the front-back direction is formed in the inner wall of the front side of the transverse pipe (10), the second through hole (16) can be in plug-in fit with the first cylinder (15), a sealing cover (20) is fixedly installed on the outer side of the second through hole (16), a first groove (21) is formed in the inner end of the sealing cover (20), the first groove (21) is communicated with the interior of the second through hole (16), the first groove (21) can be in plug-in fit with the first cylinder (15), and a third through hole (22) communicated with the interior of the first groove (21) is formed in the outer end of the.
2. The vertical-axis wind turbine model for physical experiments according to claim 1, wherein: the guide structure comprises sliding grooves (17) and sliding blocks (18), the horizontal sliding grooves (17) are formed in the inner walls of the front side and the rear side of the transverse pipe (10) respectively, the sliding blocks (18) are arranged in the sliding grooves (17), and the outer ends of the sliding blocks (18) are fixedly connected with the peripheries of the movable rods (11) respectively.
3. The vertical-axis wind turbine model for physical experiments according to claim 1, wherein: the blade (12) comprises a front blade (121) and a rear blade (122), wherein the front blade (121) and the rear blade (122) are arc-shaped, the convex surface of the front blade (121) is in contact fit with the concave surface of the rear blade (122), a plurality of horizontal second cylindrical grooves (123) are respectively formed in one side, away from the rotating shaft (4), of the rear blade (122), the front surfaces of the second cylindrical grooves (123) are respectively opened, second cylinders (124) are respectively arranged in the second cylindrical grooves (123), the outer ends of the second cylinders (124) are fixedly connected with the convex surface of the front blade (121), and a second limiting structure for limiting the horizontal movement of the rear blade (122) is arranged between the front blade (121) and the rear blade (122).
4. A vertical-axis wind turbine model for physical experiments according to claim 3, wherein: the second limiting structure comprises a first through groove (125), a second through groove (126), a fixing block (127) and a second spring (128), the first through groove (125) which is through from left to right is arranged in the middle of the convex surface of the front blade (121), the second through groove (126) which is through from left to right and corresponds to the first through groove (125) is arranged in the middle of the concave surface of the rear blade (122), the inner wall of one side, far away from the rotating shaft (4), of the first through groove (125) and the inner wall of one side, close to the rotating shaft (4), of the second through groove (126) are both fixedly provided with the fixing block (127), the outer end of the fixing block (127) corresponding to the front blade (121) is positioned in the second through groove (126), the outer end of the fixing block (127) corresponding to the rear blade (122) is positioned in the first through groove (125), the two fixing blocks (127) are connected through the second spring (128), the middle of the bottom surface of one rear blade (121), an annular drawing board (130) taking a generator (2) as a center is fixedly installed on the top surface of the seat board (1), a pen point of the drawing board (129) is in contact fit with the drawing board (130), and a speed measuring sensor (131) for measuring the rotating speed of the vertical shaft (3) is further arranged above the seat board (1).
5. A vertical-axis wind turbine model for physical experiments according to claim 1, 2, 3 or 4, wherein: the periphery of the generator (2) is sleeved with a protective cover (19), the protective cover (19) is fixedly arranged on the top surface of the seat plate (1), and an upper bearing of the protective cover (19) is connected with the lower part of the rotating shaft (4).
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| CN201911025586.6A CN110767049A (en) | 2019-10-25 | 2019-10-25 | Vertical axis aerogenerator model for physics experiments |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414193A (en) * | 2022-01-11 | 2022-04-29 | 上海交通大学 | Driving support device for vertical axis fan reduced scale model test |
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