CN219242096U

CN219242096U - Auxiliary power generation device for generator

Info

Publication number: CN219242096U
Application number: CN202320250163.XU
Authority: CN
Inventors: 常权; 常晓卯
Original assignee: Henan Haiyan New Material Technology Co ltd
Current assignee: Henan Haiyan New Material Technology Co ltd
Priority date: 2023-02-17
Filing date: 2023-02-17
Publication date: 2023-06-23
Anticipated expiration: 2033-02-17

Abstract

The utility model discloses an auxiliary power generation device for a generator, which comprises a power generation device, wherein a blade is arranged at the working end of the power generation device, an auxiliary power device is arranged on one side of the blade away from the power generation device, the auxiliary power device comprises a switching device which is in butt joint with the blade, a driving unit is connected to the switching device, a driving motor with high rotation speed can be used for driving a permanent magnet generator to generate electricity, and the auxiliary power generation device has extremely high economic benefit when performing kinetic energy assistance on wind power generation, particularly in an unstable wind power area, and ensures stable and continuous output of the generator by driving the motor to rotate the auxiliary blade.

Description

Auxiliary power generation device for generator

Technical Field

The utility model relates to the technical field of auxiliary power generation, in particular to an auxiliary power generation device capable of improving power generation efficiency of a generator

Background

With the progress of society, people have increased the demand for power, and the demand for power of diesel generator sets as backup power sources has also increased, especially in the fields of telecommunications, finance, army, national defense, etc., where interruption of power supply is absolutely not allowed.

Most of the existing power generation devices use thermal power generation, but with the increasing importance of environmental protection, the disadvantages of thermal power generation are well known, and in order to protect the environment, the state builds up hydroelectric power generation, solar power generation and wind power generation devices at large force, and the phenomenon of intermittent power generation in the wind power generation process can be caused because wind energy is not continuous, so whether blades continuously rotate in the wind power generation process directly affects the quality and continuity of power generation, especially in some wind power generation devices with smaller volumes, the disadvantages of inconvenient use in the power generation process are caused because auxiliary power is not used for assisting in rotating the blades.

Disclosure of Invention

The utility model aims to overcome the defect that in the wind power generation device with smaller volume in the prior art, the blades are not provided with an auxiliary power device for auxiliary power generation, and provides an auxiliary power generation device for a generator.

The utility model is realized by the following technical scheme: the utility model provides an auxiliary power generation device for generator, includes power generation device, power generation device's work end is provided with the blade, one side that power generation device was kept away from to the blade is provided with auxiliary power device, auxiliary power device includes the switching device with blade butt, be connected with drive unit on the switching device.

Further, the power generation device is a permanent magnet generator, and the output end of the permanent magnet generator is connected with a using end.

Further, the permanent magnet generator is a low-speed generator.

Further, the blade is provided with three at least, the blade is hollow structure, the bottom of blade is provided with the metal reinforcement layer.

Further, the switching device is a disc which is coaxially arranged with the blade, a plurality of push rods are arranged on the disc, and the push rods are abutted with the side surfaces of the blade.

Further, the disc is connected with the driving unit, the driving unit comprises a driving motor, the output end of the driving motor is provided with a speed reducer, the output end of the speed reducer is coaxially arranged with the disc and the blades, and the power supply end of the driving motor is connected with a frequency converter.

The utility model has the beneficial effects that: the high rotating speed of the driving motor is converted into the low rotating speed with high torque through the speed reducer, the speed reducer is connected with the disc, the disc is abutted with the blades through the push rod, and because the disc, the speed reducer and the blades are coaxially arranged, the rotating speed of the output end of the speed reducer is identical to that of the blades, the service life of the blades is prolonged by the metal reinforcing layer, the driving motor with high rotating speed can be used for promoting the permanent magnet generator to generate electricity, the electric energy is generated when the kinetic energy of wind power generation is assisted, the electric energy generating device has extremely high economic benefit, particularly in an unstable wind power area, the driving motor is used for assisting the rotation of the blades, and the stable and continuous output of the electric energy is ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the overall side view of the present utility model;

FIG. 3 is a schematic overall elevational view of the present utility model;

wherein: 1. a permanent magnet generator; 2. a blade; 3. a disc; 301. a push rod; 4. a speed reducer; 5. and driving the motor.

Detailed Description

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-3: the utility model provides an auxiliary power generation device for generator, includes power generation facility, and power generation facility's work end is provided with blade 2, and power generation facility is permanent magnet generator 1, and permanent magnet generator 1 is low-speed generator, and permanent magnet generator 1 adopts baotou city day Long Yongci motor manufacturing limited liability company's model to produce: the F-100K/200PPMAC400V generator has the advantages that the rated power is 100KW, the rated rotating speed is 200rpm, the output end of the permanent magnet generator 1 is connected with the use end, the use end is provided with a plurality of types of devices which can be connected to a power grid or connected to a rectifying device and the inside of a storage battery to store electric energy, the application of the generated electric energy is realized, at least three blades 2 arranged on the permanent magnet generator 1 are of hollow structures, the length of each blade 2 is 8-10 m, the blades can be arranged on an outdoor building during installation, power supplement is carried out through wind power, the blades can also be arranged indoors, a metal reinforcing layer is arranged at the bottom of each blade 2, the firmness of the bottom of each blade 2 is increased, the quality of the bottom of each blade 2 is increased, the blades 2 are enabled to be more stable during rotation, and the use effect is ensured.

The auxiliary power device is arranged on one side, far away from the power generation device, of the blade 2, wherein the auxiliary power device comprises a switching device which is in butt joint with the blade 2, the switching device is a disc 3 which is arranged on the same axis as the blade 2, the disc 3 is an aluminum alloy disc 3 with certain mass, the diameter of the disc 3 is 2-2.6 m, the disc 3 is in butt joint with the blade 2 through a plurality of push rods 301, the two ends of the two side surfaces of the disc 3 are connected through bolts, the push rods 301 extend out to a certain length, when the disc rotates, the push rods can push the blade to rotate, so that when the blade needs to stop rotating, due to the fact that the resistance of a permanent magnet generator is large, an instant clamping phenomenon can occur, and when the push rods are in butt joint with the blade, gaps are reserved when the blade, so that the installation and subsequent maintenance are facilitated, and the use effect is improved. The switching device is connected with a driving unit, the disc 3 is connected with the driving unit, the driving unit comprises a driving motor 5, the output end of the driving motor 5 is provided with a speed reducer 4, the speed reducer 4 is manufactured by Hangzhou Hongshi transmission equipment limited company and has the model number ZLY180-1:6.3, the reduction ratio of the speed reducer 4 is 6.3, and the driving motor 5 is manufactured by Kaisha great power science and technology limited company and has the model number of: the drive motor 5 of YE3-180M-4, rated power is 18.5KW, rated rotation speed is 1400r/min, the output end of speed reducer 4 is set up with disc 3 and blade 2 coaxial center, and all be provided with the mounting bracket in the bottom of drive motor 5 and permanent magnet generator 1, guarantee the installation height, the power supply end of drive motor 5 is connected with the converter when using, the model of converter use De Lixi brand is DCL-G1900, the main function of converter is the generator can not direct stop when stopping operation, the inertia of fan blade pivoted can directly bump the push rod on the disc 3 or bump, when the generator stops operation, the highest motion point of converter is 50, every 3 minutes down 5 degrees (the converter can become 45), the motor rotation speed can be changed from 1260 to be changed, the motor rotation speed of bar converter down 5 degrees (40 degrees) can become 1120 changes, so slow bar converter returns to zero, the motor stops operation, wind-driven generator also stops operation.

Working principle: the permanent magnet generator is installed relatively to the driving motor by using the two installation racks, the high rotating speed of the driving motor is converted into the low rotating speed with high torque by the speed reducer, the speed reducer is connected with the disc, the disc is abutted with the blades by the push rod, and the disc, the speed reducer and the blades are coaxially arranged, so that the rotating speed of the output end of the speed reducer is the same as that of the blades, the driving motor with the rated beam 1400 rotation is output to meet the driving requirement of the rated rotating speed 200 of the permanent magnet generator after being decelerated by the speed reducer, and the rated output power of the permanent magnet generator is 100KW when the rated power of the driving motor is 18.5KW, so that larger electric energy surplus can be generated under the condition of wind energy supplement when the driving motor is used for assisting the permanent magnet generator to generate electricity, and the driving motor has extremely high economic benefit.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. An auxiliary power generation device for a generator, comprising a power generation device, and characterized in that: the working end of the power generation device is provided with a blade, one side of the blade away from the power generation device is provided with an auxiliary power device, the auxiliary power device comprises a switching device which is in butt joint with the blade, and the switching device is connected with a driving unit.

2. An auxiliary power unit for a generator as claimed in claim 1, wherein: the power generation device is a permanent magnet generator, and the output end of the permanent magnet generator is connected with a using end.

3. An auxiliary power unit for a generator as claimed in claim 2, wherein: the permanent magnet generator is a low-speed generator.

4. An auxiliary power unit for a generator as claimed in claim 1, wherein: the blade is provided with three at least, the blade is hollow structure, the bottom of blade is provided with the metal reinforcement layer.

5. An auxiliary power unit for a generator as claimed in claim 1, wherein: the switching device is a disc which is coaxially arranged with the blade, a plurality of push rods are arranged on the disc, and the push rods are abutted with the side surfaces of the blade.

6. An auxiliary power unit for a generator as claimed in claim 5, wherein: the disc is connected with the driving unit, the driving unit comprises a driving motor, a speed reducer is arranged at the output end of the driving motor, the output end of the speed reducer is coaxially arranged with the disc and the blades, and a frequency converter is connected with the power supply end of the driving motor.