CN215444287U

CN215444287U - Variable-speed constant-frequency wind power generation system

Info

Publication number: CN215444287U
Application number: CN202121839534.5U
Authority: CN
Inventors: 李方彦
Original assignee: Nanjing Guolian Electric Power Engineering Design Co ltd
Current assignee: Nanjing Guolian Electric Power Engineering Design Co ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-01-07
Anticipated expiration: 2031-08-06

Abstract

The utility model belongs to the technical field of wind power generation, and particularly relates to a variable-speed constant-frequency wind power generation system which comprises a bottom plate, wherein a mounting box is fixed at the top of the bottom plate, a fixed rod is fixed at the top of the mounting box, an adjusting mechanism is arranged inside the mounting box, a connecting box is fixed at the top end of the adjusting mechanism, a gear box is fixed inside the connecting box, a generator is fixed inside the connecting box, and the output shaft end of the generator is fixedly connected with the output end of the gear box. According to the utility model, the driving gear disc is driven to rotate by the driving motor, so that the driven gear disc and the threaded rod are driven to rotate, the connecting plate and the sliding rod are driven to move upwards by virtue of threaded connection of the threaded rod and the connecting plate and sliding installation of the limiting rod and the connecting plate, so that the connecting box and the wind wheel move upwards along with the connecting box, adjustment according to different regional altitudes is facilitated, and convenience is improved.

Description

Variable-speed constant-frequency wind power generation system

Technical Field

The utility model relates to the technical field of wind power generation, in particular to a variable-speed constant-frequency wind power generation system.

Background

Wind power generation refers to converting kinetic energy of wind into electric energy, the wind power generation drives windmill blades to rotate by utilizing wind power, and then the rotating speed is increased by a speed increaser to promote a generator to generate electricity.

The conventional wind power generation apparatus has the following problems:

1. the heights of the wind wheel and the wind driven generator are fixed, so that the wind wheel and the wind driven generator are inconvenient to adjust according to different regional altitudes;

2. the wind wheel and the gear box are fixedly installed, when the wind wheel is damaged, the whole body needs to be replaced, and the use cost is increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a variable-speed constant-frequency wind power generation system, which solves the problems that the height of a wind wheel and a wind driven generator is inconvenient to adjust and the wind wheel is inconvenient to disassemble in the traditional technology.

The second technical proposal.

The utility model specifically adopts the following technical scheme for realizing the purpose:

the utility model provides a variable speed constant frequency wind power generation system, includes the bottom plate, the top of bottom plate is fixed with the mounting box, the top of mounting box is fixed with the dead lever, the inside of mounting box is provided with adjustment mechanism, adjustment mechanism's top is fixed with the connecting box, the inside of connecting box is fixed with gear change case, the inside of connecting box is fixed with the generator, the output axle head of generator and gear change case's output fixed connection, the inside of connecting box is fixed with the baffle, the inside of connecting box is fixed with the group battery, the output of generator is connected with the input of group battery, the output and the external power source electric connection of group battery, gear change case's input through connection box just is fixed with disassembly body, disassembly body's one end is connected with the wind wheel.

Further, adjustment mechanism is including fixing the driving motor in the mounting box inside, driving motor's output shaft end is fixed with the initiative gear dish, the outside meshing of initiative gear dish has the driven gear dish, the axle center department of driven gear dish is fixed with the bottom and the mounting box bearing rotation of threaded rod and threaded rod, the outside screw thread of threaded rod rotates there is the connecting plate, the top of connecting plate is fixed with the slide bar, the top and the connecting box of slide bar are fixed, the inside of dead bar is fixed with the gag lever post, gag lever post and connecting plate slidable mounting.

Further, the disassembly mechanism comprises a sleeve rod fixed at the input end of the gearbox, one end of the sleeve rod, which is provided with a threaded rotating rod and a threaded rotating rod, is fixedly installed with the wind wheel in a threaded rotation mode, and the inner thread of the sleeve rod, which is provided with a threaded nail and a threaded nail, is in threaded connection with the threaded rotating rod.

Further, the internal threads of the bottom plate are rotated with four bolts.

Furthermore, a protective cover is fixed on the outer side of the driving motor.

(III) advantageous effects

Compared with the prior art, the utility model provides a variable-speed constant-frequency wind power generation system which has the following beneficial effects:

1. according to the utility model, the driving gear disc is driven to rotate by the driving motor, so that the driven gear disc and the threaded rod are driven to rotate, the connecting plate and the sliding rod are driven to move upwards by virtue of threaded connection of the threaded rod and the connecting plate and sliding installation of the limiting rod and the connecting plate, so that the connecting box and the wind wheel move upwards along with the connecting box, adjustment according to different regional altitudes is facilitated, and convenience is increased.

2. According to the utility model, the screw thread nail is screwed to separate the sleeve rod from the screw thread rotating rod, and then the screw thread rotating rod is screwed to screw out the screw thread rotating rod from the sleeve rod, so that the screw thread rotating rod and the wind wheel can be disassembled, when the screw thread rotating rod and the wind wheel are damaged, the integral replacement is not required, and the use cost is reduced.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of an adjustment mechanism of the present invention;

FIG. 3 is a schematic view of the detachment mechanism of the present invention;

fig. 4 is a schematic view of the internal structure of the connection box of the present invention.

In the figure: 1. a base plate; 2. mounting a box; 3. fixing the rod; 4. an adjustment mechanism; 401. a drive motor; 402. a driving gear plate; 403. a driven gear plate; 404. a threaded rod; 405. a connecting plate; 406. a slide bar; 407. a limiting rod; 5. a connection box; 6. a gear change box; 7. a generator; 8. a baffle plate; 9. a battery pack; 10. a disassembly mechanism; 1001. a loop bar; 1002. a threaded rotating rod; 1003. a threaded nail; 11. a wind wheel; 12. a bolt; 13. a protective cover.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Examples

As shown in fig. 1, 2, 3 and 4, a variable speed constant frequency wind power generation system according to an embodiment of the present invention includes a bottom plate 1, a mounting box 2 is fixed on the top of the bottom plate 1, a fixing rod 3 is fixed on the top of the mounting box 2, an adjusting mechanism 4 is disposed inside the mounting box 2, a connecting box 5 is fixed on the top end of the adjusting mechanism 4, a gear box 6 is fixed inside the connecting box 5, a generator 7 is fixed inside the connecting box 5, an output shaft end of the generator 7 is fixedly connected with an output end of the gear box 6, a baffle 8 is fixed inside the connecting box 5, a battery pack 9 is fixed inside the connecting box 5, an output end of the generator 7 is connected with an input end of the battery pack 9, an output end of the battery pack 9 is electrically connected with an external power source, an input end of the gear box 6 penetrates through the connecting box 5 and is fixed with a dismounting mechanism 10, one end of the dismounting mechanism 10 is connected with a wind wheel 11, it should be noted that, blow wind wheel 11 through wind, under the effect of gear change box 6 and generator 7, turn into the electric energy storage in group battery 9 with wind energy, through group battery 9 and external power source electric connection, thereby can supply power for external power source, through adjustment mechanism 4, can adjust the height of wind wheel 11, the region of being convenient for different height above sea level is used, the reinforcing practicality, utilize disassembly mechanism 10, can dismantle wind wheel 11, when it damages, do not need the whole change, use cost has been reduced.

As shown in fig. 2, in some embodiments, the adjusting mechanism 4 includes a driving motor 401 fixed inside the mounting box 2, a driving gear plate 402 is fixed at an output shaft end of the driving motor 401, a driven gear plate 403 is engaged with an outer side of the driving gear plate 402, a threaded rod 404 is fixed at an axial center of the driven gear plate 403 and a bottom end of the threaded rod 404 is in bearing rotation with the mounting box 2, a connecting plate 405 is in threaded rotation at an outer side of the threaded rod 404, a sliding rod 406 is fixed at a top of the connecting plate 405, a top end of the sliding rod 406 is fixed with the connecting box 5, a limiting rod 407 is fixed inside the fixing rod 3, the limiting rod 407 is slidably mounted with the connecting plate 405, it should be noted that the driving motor 401 drives the driving gear plate 402 to rotate, thereby driving the driven gear plate 403 and the threaded rod 404 to rotate, the limiting rod 407 is in threaded connection with the connecting plate 405 and slidably mounted with the connecting plate 405, thereby drive connecting plate 405 and slide bar 406 rebound, make connecting box 5 and wind wheel 11 follow rebound together, be convenient for adjust according to the difference of region height above sea level, increase the convenience.

As shown in fig. 3, in some embodiments, the detaching mechanism 10 includes a sleeve rod 1001 fixed at the input end of the gearbox 6, the internal thread of the sleeve rod 1001 is rotated to have a threaded rotating rod 1002, and one end of the threaded rotating rod 1002 is fixedly installed with the wind wheel 11, the internal thread of the sleeve rod 1001 is rotated to have a threaded nail 1003, and the threaded nail 1003 is in threaded connection with the threaded rotating rod 1002, it should be noted that the threaded nail 1003 is screwed to separate the sleeve rod 1001 and the threaded rotating rod 1002, and then the threaded rotating rod 1002 is screwed to unscrew the threaded rotating rod 1002 from the sleeve rod 1001, so that the threaded rotating rod 1002 and the wind wheel 11 can be detached, when it is damaged, it does not need to be replaced as a whole, and the use cost is reduced.

As shown in fig. 1, in some embodiments, the inner thread of the bottom plate 1 is rotated by four bolts 12, and it should be noted that the bolts 12 facilitate fixing the bottom plate 1 to the ground and enhance stability.

As shown in fig. 2, in some embodiments, a protective cover 13 is fixed on an outer side of the driving motor 401, and it should be noted that, by using the protective cover 13, it is beneficial to protect the driving motor 401 from being damaged, and prolong the service life of the driving motor 401.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A variable speed constant frequency wind power generation system comprises a base plate (1), and is characterized in that: the top of the bottom plate (1) is fixed with a mounting box (2), the top of the mounting box (2) is fixed with a fixing rod (3), the inside of the mounting box (2) is provided with an adjusting mechanism (4), the top end of the adjusting mechanism (4) is fixed with a connecting box (5), the inside of the connecting box (5) is fixed with a gear box (6), the inside of the connecting box (5) is fixed with a generator (7), the output shaft end of the generator (7) is fixedly connected with the output end of the gear box (6), the inside of the connecting box (5) is fixed with a baffle (8), the inside of the connecting box (5) is fixed with a battery pack (9), the output end of the generator (7) is connected with the input end of the battery pack (9), the output end of the battery pack (9) is electrically connected with an external power supply, the input end of the gear box (6) penetrates through the connecting box (5) and is fixed with a dismounting mechanism (10), one end of the dismounting mechanism (10) is connected with a wind wheel (11).

2. The variable speed constant frequency wind power generation system according to claim 1, wherein: adjustment mechanism (4) are including fixing driving motor (401) in mounting box (2) inside, the output shaft end of driving motor (401) is fixed with driving gear dish (402), the outside meshing of driving gear dish (402) has driven gear dish (403), the axle center department of driven gear dish (403) is fixed with threaded rod (404) and the bottom and the mounting box (2) bearing rotation of threaded rod (404), the outside screw thread of threaded rod (404) rotates there is connecting plate (405), the top of connecting plate (405) is fixed with slide bar (406), the top and the connecting box (5) of slide bar (406) are fixed, the inside of dead lever (3) is fixed with stopper rod (407), stopper rod (407) and connecting plate (405) slidable mounting.

3. The variable speed constant frequency wind power generation system according to claim 1, wherein: the disassembly mechanism (10) comprises a sleeve rod (1001) fixed at the input end of the gear transmission case (6), the internal thread of the sleeve rod (1001) rotates to form a threaded rotating rod (1002), one end of the threaded rotating rod (1002) is fixedly installed with the wind wheel (11), and the internal thread of the sleeve rod (1001) rotates to form a threaded nail (1003) and the threaded nail (1003) is in threaded connection with the threaded rotating rod (1002).

4. The variable speed constant frequency wind power generation system according to claim 1, wherein: the inner threads of the bottom plate (1) are provided with four bolts (12) in a rotating mode, and the number of the bolts (12) is four.

5. The variable speed constant frequency wind power generation system according to claim 2, wherein: and a protective cover (13) is fixed on the outer side of the driving motor (401).