CN211038924U

CN211038924U - Speed increasing device of vertical shaft outer rotor wind driven generator

Info

Publication number: CN211038924U
Application number: CN201821737153.4U
Authority: CN
Inventors: 张清皓
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-10-25
Filing date: 2018-10-25
Publication date: 2020-07-17
Anticipated expiration: 2028-10-25

Abstract

The utility model discloses vertical axis external rotor aerogenerator speed increaser, including the location axle, location axle upper portion rotates and is connected with the upper end cover, and the lower part rotates and is connected with the output dish, is located the output dish excircle and rotates and be connected with the lower cover, upper end cover lower part fixedly connected with awl ring gear A, awl ring gear A sets up with the axle center with the location axle, output dish excircle fixedly connected with awl ring gear B, carry out the transmission through transmission between awl ring gear A and the awl ring gear B, transmission include with awl ring gear A meshing driven bevel gear A, with awl ring gear B meshing driven bevel gear B, bevel gear A, bevel gear B pass through the transmission shaft transmission and connect, the transmission shaft rotates around the axle center, fixed connection mount, mount fixed connection is in the location axle.

Description

Speed increasing device of vertical shaft outer rotor wind driven generator

Technical Field

The utility model relates to a wind power generation technical field, more specifically say, it relates to vertical axis external rotor aerogenerator speed increaser.

Background

Wind power generation is used as clean energy, a vertical shaft outer rotor wind power generator has the advantages of small torque and simple structure, but the rotating speed is difficult to improve, an outer rotor vertical shaft planetary gear speed increaser patent with the patent number of 201510063387.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a solve vertical axis external rotor aerogenerator speed increaser of above-mentioned problem, can utilize fixed bevel gear ring A and bevel gear A meshing transmission on the upper end cover, rethread bevel gear A carries out coaxial rotation with bevel gear B, mesh the transmission through bevel gear B and bevel gear ring B at last, realize transmission function, thereby the transmission that uses the axle replaces the transmission of gear direct mesh and can realize the effectual size that reduces required gear, thereby the effectual whole weight that has reduced the speed increaser, the processing cost is reduced, the acceleration rate effect that needs is realized through the gear ratio of adjusting bevel gear A and bevel gear B as required.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the speed increasing device of the vertical shaft outer rotor wind driven generator comprises a positioning shaft, wherein the upper part of the positioning shaft is rotatably connected with an upper end cover, the lower part of the positioning shaft is rotatably connected with an output disc, the outer circle of the output disc is rotatably connected with a lower end cover, the lower part of the upper end cover is fixedly connected with a conical inner gear ring A, the conical inner gear ring A and the positioning shaft are coaxially arranged, the outer circle of the output disc is fixedly connected with a conical outer gear ring B, the conical inner gear ring A and the conical outer gear ring B are driven by a transmission device, the transmission device comprises a bevel gear A in meshing transmission with the conical inner gear ring A and a bevel gear B in meshing transmission with the conical outer gear ring B, the bevel gear A and the bevel gear B are in transmission connection through a transmission shaft, the transmission shaft is, the ratio of the tooth ratio of the conical inner gear ring A to the bevel gear A to the tooth ratio of the upper bevel gear B to the conical outer gear ring B is more than 1. Through fixing bevel gear ring A on the upper end cover, bevel gear ring A and bevel gear A meshing transmission, the rethread with bevel gear A and bevel gear B fixed connection in transmission shaft both ends, make two coaxial rotations of gear rotate, at last mesh transmission through bevel gear B and bevel gear ring B, realize the transmission function, thereby the transmission that uses the transmission shaft replaces the gear direct meshing transmission and can realize the effectual size that reduces required gear, thereby the effectual whole weight that has reduced the speed increaser, the processing cost is reduced, realize required acceleration rate effect through the gear ratio of adjusting bevel gear A and bevel gear B as required.

The utility model discloses further improve technical scheme and be, the mount includes centre ring, dead lever fixed connection is in the centre ring excircle, the fixed cover of centre ring connects in the location axle, is located dead lever lower part fixedly connected with pole setting, the transmission shaft level cross-under connects in the pole setting. Through dividing into center ring, dead lever and pole setting with the mount, cup joint the center ring on the location is epaxial, through bolt fixed connection between the two, is located dead lever and center ring integrated into one piece structure, the stand is fixed in on the dead lever through the bolt, and the cover is equipped with the bearing on the transmission shaft, and the bearing is fixed in the bearing hole in the pole setting, and both sides use the apron to fix and carry on spacingly, and the apron is fixed in the pole setting both sides through the bolt to realize the bevel gear A at transmission shaft both ends and the coaxial rotation of bevel gear B, make and reach transmission effect between bevel gear ring A.

The utility model discloses further improve technical scheme and be, the parallel two pole settings that are equipped with in dead lever lower part, the transmission shaft cross-under simultaneously in two pole settings. The stability during transmission is ensured by using two vertical rods for fixing.

The utility model discloses further improve technical scheme and be located the lower extreme lid upper portion and be equipped with the inserting groove that matches with the pole setting bottom, it is fixed in the inserting groove to peg graft in the pole setting bottom. The upper part of the lower end cover is provided with the inserting groove, the vertical rod is inserted into the inserting groove during fixing, the upper end and the lower end of the vertical rod are positioned, and the stability of the bevel gear A and the bevel gear B during transmission is improved.

The utility model discloses further improve technical scheme and be, the dead lever is equipped with and is no less than one, all is equipped with a set of transmission shaft, bevel gear A, bevel gear B on the every dead lever, and when dead lever more than or equal to two, the dead lever equipartition is in the centre ring excircle. And a plurality of groups of transmissions are arranged, so that the transmission is more stable.

The utility model discloses further improve technical scheme and be, the lower end cover excircle, be fixed with the dust cover corresponding to transmission position department. The dustproof cover is arranged to prevent external rainwater and dust from entering, and the service life of the gear and the gear ring is prolonged.

Compared with the prior art, the utility model, beneficial effect has.

The utility model discloses a bevel gear ring and bevel gear's transmission, use the transmission shaft to transmit for the speed increaser need not to use the great big planetary gear that processes more complicacy of volume, has reduced the whole gravity of speed increaser, has reduced manufacturing cost, thereby can also adjust the speed increaser through the gear ratio of adjusting the epaxial bevel gear A of transmission and bevel gear B.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is another schematic structural diagram of the present invention.

Detailed Description

Embodiment one, as shown in fig. 1, the speed increasing device of a vertical axis external rotor wind power generator of the present invention includes a positioning shaft 1, an upper end cover 2 is rotatably connected to the upper portion of the positioning shaft 1 through a bearing a16, an oil seal a17 is installed on the upper portion of the bearing a16, an output disc 3 is rotatably connected to the lower portion of the bearing B18, an oil seal B22 is installed on the upper portion of the bearing B18, the output disc 3 is in a "convex" shape, a lower end cover 4 is rotatably connected to the outer circle with a smaller diameter of the output disc 3 through a bearing C19, an oil seal C20 is further installed on the upper portion of the bearing C19, a cone ring gear a5 is fixedly connected to the lower portion of the upper end cover 2 through a bolt, the cone ring gear a5 is an inner cone ring gear, the cone ring gear a5 and the positioning shaft 1 are coaxially arranged, a cone ring gear B6 is welded to the outer circle of the output disc 3 on the upper portion, the transmission device comprises a bevel gear A7 in meshing transmission with a bevel gear ring A5 and a bevel gear B8 in meshing transmission with a bevel gear ring B6, the bevel gear A7 and the bevel gear B8 are in transmission connection through a transmission shaft 9, the same axes of the bevel gear A7 and the bevel gear B8 are fixed at two ends of the transmission shaft 9 through bolts, the transmission shaft 9 rotates around the axis and is fixedly connected with a fixing frame 10, and the fixing frame 10 is fixedly connected with the positioning shaft 1. The fixing frame 10 comprises a center ring 11 and a fixing rod 12, the fixing rod 12 is fixedly connected to the outer circle of the center ring 11, the fixing rod 12 and the center ring 11 are integrally formed, the center ring 11 is sleeved on the positioning shaft 1 and fixedly connected through a bolt, the lower portion of the fixing rod 12 is fixedly connected with a vertical rod 13 through a bolt, and the transmission shaft 9 is horizontally connected to the vertical rod 13 in a penetrating mode. The transmission shaft 9 has cup jointed bearing D21, bearing D21 fixed mounting is on pole setting 13, and the installation department both sides use the apron to carry out spacing fixed, and the apron uses the bolt fastening in the pole setting, the parallel two pole settings 13 that are equipped with of dead lever 12 lower part, the transmission shaft 9 cross-under simultaneously in two pole settings 13. The upper part of the lower end cover 4 is provided with an inserting groove 14 matched with the bottom of the upright 13, and the bottom of the upright 13 is inserted into the inserting groove 14. The outer circle of the lower end cover 4 is fixed with a dust cover 15, and a plurality of groups of fixing rods 12 are uniformly distributed on the center ring 11 to be driven by a plurality of groups of bevel gears, so that the driving stability is ensured, and preferably, three groups of fixing rods 12 are uniformly distributed on the center ring 11.

Embodiment two, as shown in fig. 2, the speed increasing device of the vertical axis external rotor wind power generator of the present invention includes a positioning shaft 1, an upper end cover 2 is rotatably connected to the upper portion of the positioning shaft 1 through a bearing a16, an oil seal a17 is installed on the upper portion of the bearing a16, an output disc 3 is rotatably connected to the lower portion of the bearing B18, an oil seal B22 is installed on the upper portion of the bearing B18, the output disc 3 is in a "convex" shape, a lower end cover 4 is rotatably connected to the outer circle with a smaller diameter of the output disc 3 through a bearing C19, an oil seal C20 is further installed on the upper portion of the bearing C19, a cone ring gear a5 is fixedly connected to the lower portion of the upper end cover 2 through a bolt, the cone ring gear a5 is an outer cone ring gear, the cone ring gear a5 and the positioning shaft 1 are coaxially arranged, a cone ring gear B6 is welded to the outer circle of the output disc 3 on the upper portion, the transmission device comprises a bevel gear A7 in meshing transmission with a bevel gear ring A5 and a bevel gear B8 in meshing transmission with a bevel gear ring B6, the bevel gear A7 and the bevel gear B8 are in transmission connection through a transmission shaft 9, the same axes of the bevel gear A7 and the bevel gear B8 are fixed at two ends of the transmission shaft 9 through bolts, the transmission shaft 9 rotates around the axis and is fixedly connected with a fixing frame 10, and the fixing frame 10 is fixedly connected with the positioning shaft 1. The fixing frame 10 comprises a center ring 11 and a fixing rod 12, the fixing rod 12 is fixedly connected to the outer circle of the center ring 11, the fixing rod 12 and the center ring 11 are integrally formed, the center ring 11 is sleeved on the positioning shaft 1 and fixedly connected through a bolt, the lower portion of the fixing rod 12 is fixedly connected with a vertical rod 13 through a bolt, and the transmission shaft 9 is horizontally connected to the vertical rod 13 in a penetrating mode. The transmission shaft 9 has cup jointed bearing D21, bearing D21 fixed mounting is on pole setting 13, and the installation department both sides use the apron to carry out spacing fixed, and the apron uses the bolt fastening in the pole setting, the parallel two pole settings 13 that are equipped with of dead lever 12 lower part, the transmission shaft 9 cross-under simultaneously in two pole settings 13. The upper part of the lower end cover 4 is provided with an inserting groove 14 matched with the bottom of the upright 13, and the bottom of the upright 13 is inserted into the inserting groove 14. The outer circle of the lower end cover 4 is fixed with a dust cover 15, and a plurality of groups of fixing rods 12 are uniformly distributed on the center ring 11 to be driven by a plurality of groups of bevel gears, so that the driving stability is ensured, and preferably, three groups of fixing rods 12 are uniformly distributed on the center ring 11.

The utility model discloses when vertical axis external rotor aerogenerator accelerating device used, pass through sleeve bolt fixed connection with the fan blade on upper end cover 2, drive upper end cover 2 through the fan blade and rotate, recycle gear drive and carry out the acceleration rate.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. Vertical axis external rotor aerogenerator speed increaser, including location axle (1), location axle (1) upper portion rotates and is connected with upper end cover (2), and the lower part rotates and is connected with output dish (3), is located output dish (3) excircle rotation and is connected with lower extreme cover (4), its characterized in that: the lower part of the upper end cover (2) is fixedly connected with a conical inner gear ring A (5), the conical inner gear ring A (5) and the positioning shaft (1) are coaxially arranged, the excircle of the output disc (3) is fixedly connected with a conical outer gear ring B (6), the conical inner gear ring A (5) and the conical outer gear ring B (6) are driven by a transmission device, the transmission device comprises a bevel gear A (7) in meshing transmission with the conical inner gear ring A (5) and a bevel gear B (8) in meshing transmission with the conical outer gear ring B (6), the bevel gear A (7) and the bevel gear B (8) are in transmission connection through a transmission shaft (9), the transmission shaft (9) is rotationally connected with a fixed frame (10) around the axis, the fixed frame (10) is fixedly connected with the positioning shaft (1), and the lower end cover (4) is fixedly connected to the bottom of, the ratio of the tooth ratio of the conical inner gear ring A (5) to the bevel gear A (7) to the tooth ratio of the upper bevel gear B (8) to the conical outer gear ring B (6) is more than 1.

2. The speed increasing device of the vertical axis external rotor wind driven generator according to claim 1, wherein: the fixing frame (10) comprises a center ring (11) and a fixing rod (12), the fixing rod (12) is fixedly connected to the outer circle of the center ring (11), the center ring (11) is fixedly sleeved on the positioning shaft (1), the fixing rod (12) is fixedly connected with an upright rod (13) at the lower part, and the transmission shaft (9) is horizontally connected to the upright rod (13) in a penetrating mode.

3. The speed increasing device of the vertical axis external rotor wind driven generator according to claim 2, wherein: two vertical rods (13) are arranged on the lower portion of the fixing rod (12) in parallel, and the transmission shaft (9) penetrates through the two vertical rods (13) simultaneously.

4. The speed increasing device of the vertical axis external rotor wind driven generator according to claim 2 or 3, wherein: an inserting groove (14) matched with the bottom of the upright rod (13) is formed in the upper portion of the lower end cover (4), and the bottom of the upright rod (13) is inserted into the inserting groove (14) to be fixed.

5. The speed increasing device of the vertical axis external rotor wind driven generator according to claim 2 or 3, wherein: the fixing rods (12) are not less than one, each fixing rod (12) is provided with a group of transmission shafts (9), bevel gears A (7) and bevel gears B (8), and when the number of the fixing rods (12) is more than or equal to two, the fixing rods (12) are uniformly distributed on the outer circle of the center ring (11).

6. The speed increasing device of the vertical axis external rotor wind driven generator according to claim 1, wherein: and a dust cover (15) is fixed on the excircle of the lower end cover (4) and corresponds to the position of the transmission device.