CN201113718Y - Linear permanent-magnet generator for wind power generation - Google Patents
Linear permanent-magnet generator for wind power generation Download PDFInfo
- Publication number
- CN201113718Y CN201113718Y CN 200720127361 CN200720127361U CN201113718Y CN 201113718 Y CN201113718 Y CN 201113718Y CN 200720127361 CN200720127361 CN 200720127361 CN 200720127361 U CN200720127361 U CN 200720127361U CN 201113718 Y CN201113718 Y CN 201113718Y
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- chain
- rotor
- stator
- fixedly mounted
- chains
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Abstract
The utility model aims to provide a linear dynamo magneto with a simple structure for wind power generation, comprising a stator and a rotor. The utility model is characterized in that the rotor is fixed on a chain, wherein the chain is installed on sprockets; and the stator is fixed at one side of the chain. The rotor comprises a plurality of permanent magnets fixed on the chain, and the stator comprises a plurality of coils wound on iron cores. The utility model solves the problems of common generators of huge size, high rotating speed and small number of poles, and has the characteristics of multi-pole, low speed and high power, thereby especially applicable to wind power generators. Besides, no intermediate accelerator is necessary between wind wheels and the generator, and the dynamo magneto can be installed in the tower drum of a fan, thereby being convenient for production, installation and transportation.
Description
Technical field
The utility model relates to a kind of no generator, in particular for the linear permanent magnetic generator for wind force generation on the wind power generation plant.
Background technology
Wind-driven generator is to utilize wind energy to promote wind wheel to rotate, thereby drives generator operation.For the ease of the installation of integral body, normally generator is installed in the cabin on top of wind generator tower tube.The advantage of this structure is that wind wheel can directly drive the generator amature rotation, or drives generator rotation, the mechanical loss of avoiding the intermediate transfer link to bring through speed increaser.But traditional generator all is cylindrical structure, the circumference rotation, and this generator volume is huge, and crank is caused on the top that is installed in the wind generator tower tube.In addition; wind-driven generator is high-power wind-driven generator especially; the rotating speed of its wind wheel is lower usually; and the generator of cylindrical structure is owing to be subjected to volume restrictions; usually has only four-pole generator; require rotor to have high rotational speed and just can generate electricity, also will between wind wheel and generator, speeder be installed usually when generator is used for high-power wind power generation like this.The setting of speeder causes mechanical transfer efficient low again, complex structure, damage easily.
Summary of the invention
The purpose of this utility model provides a kind of linear permanent magnetic generator for wind force generation simple in structure, has multipole, low speed, powerful characteristics, especially is suitable for high-power wind-driven generator, speeder in the middle of need not to be provided with.
For achieving the above object, the utility model adopts following technical scheme:
Linear permanent magnetic generator for wind force generation described in the utility model comprises rotor and stator, it is characterized in that: rotor is fixedly mounted on the chain, chain is installed on the sprocket wheel, stator is fixedly mounted on a side of chain, described rotor is a plurality of permanent magnets that are fixedly mounted on the chain, and stator is made of iron core and coil, has wire casing on the iron core, coil is installed in the wire casing, and the shape of iron core 21 is strips parallel with chain 3.
Described sprocket wheel is coaxial two-wheel, and two parallel chains are installed on the sprocket wheel, and the shape of the iron core of stator is the ring-type identical with chain, is fixedly mounted between two chains; Rotor 1 comprises rotor field spider and the permanent magnet that is fixedly mounted on the rotor field spider, and the two ends of rotor field spider are fixedly mounted on respectively on two chains, and the installation site of permanent magnet is between two chains; Arranged outside at two chains has slide rail, and two tops of rotor field spider are installed in the slide rail.
It is huge that the utility model has solved common permanent magnet direct-drive generator volume, make, transport, install the defective of difficulty, have multipole, low speed, powerful characteristics, especially be suitable for high-power wind-driven generator, speeder in the middle of between wind wheel and generator, need not to be provided with.Simultaneously, can be installed in the inside of wind generator tower tube, reduce the cabin center of gravity, and adopt chain drive, safe and reliable, be convenient to make, install and transportation.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the utility model;
Fig. 2 is the vertical view of an embodiment of the utility model;
Fig. 3 is the A-A cutaway view of Fig. 1;
Fig. 4 is the cutaway view of another embodiment of the utility model.
Embodiment
As shown in Figure 1, linear permanent magnetic generator for wind force generation described in the utility model comprises rotor 1 and stator.Rotor 1 is fixedly mounted on the chain 3, and chain 3 is installed on the sprocket wheel 4,5, and stator is fixedly mounted on a side of chain 3.Described rotor 1 is a plurality of permanent magnets that are fixedly mounted on the chain 3, for the ease of clearly illustrating, and three rotors that only drawn in the accompanying drawing, actual conditions are to be covered with rotor on chain 3 equidistantly.Stator is made of iron core 21 and coil, has wire casing 22 on the iron core 21, and coil is installed in the wire casing 22, and the shape of iron core 21 is strips parallel with chain 3.Certainly, iron core 21 also can be designed to other shape, such as being the ring-type identical with chain 3, or than chain 3 circlet shape slightly.As long as can make the main part of the iron core 21 that coil is installed parallel with the straight line portion of chain 3.
As Fig. 2, shown in Figure 3, described sprocket wheel 4,5 is coaxial two-wheel, be to be fixed with two groups of sprockets in the same rotating shaft, two parallel chains 3 are installed on sprocket wheel 4,5, the shape of the iron core 21 of stator is the ring-type identical with chain 3, or this is two parallel strips, and parallel with the straight line portion of chain 3, stator is fixedly mounted between two chains 3; Rotor 1 comprises rotor field spider 11 and the permanent magnet 12 that is fixedly mounted on the rotor field spider 11, the cross section of rotor field spider 11 is a ∏ shape, the two ends of rotor field spider 11 are fixedly mounted on respectively on two chains 3, permanent magnet 12 be installed in rotor field spider 11 below, be located between two chains 3, near the position of stator; Arranged outside at two chains 3 has slide rail 7, and two tops of rotor field spider 11 are installed in the slide rail 7.In order to reduce friction, between the top of rotor field spider 11 and slide rail 7, bearing or pulley can also be installed.
Certainly, said mechanism is installed in the casing, and slide rail 7 is fixed in the casing, the rotating shaft of sprocket wheel 4,5 by Bearing Installation on casing.
Distance between two sprocket wheels 4,5 can freely be set as required.
During use, the rotating shaft of one of them sprocket wheel is connected with the wind wheel rotating shaft, drives sprocket wheel 4,5 rotations when wind wheel rotates, chain 3 is each winding on the inswept stator with rotor 1 motion the time, produces cutting magnetic line movement, sends electric current.The effect of slide rail 7 is to guarantee that the gap between permanent magnet 12 and the stator can not change because of the elasticity of chain 3.
The outward appearance mechanism of this linear permanent magnetic generator for wind force generation is a strip, can be installed in as required in the blower fan tower barrel, reduces the center of gravity of complete machine, more reasonable structure.In addition, owing to adopt chain transmission mode.Therefore, the quantity of rotor 1 and the length of stator can freely be set as required, are convenient to be designed to multipole, low speed, powerful wind-driven generator.Be widely used in high-power permanent magnet and directly drive generating set.
Certainly, according to above-mentioned technical clarification, those of ordinary skill should be able to be realized another embodiment of the present utility model.Be that sprocket wheel 4,5 all is under the situation of strand wheel, have only a chain 3 on the sprocket wheel 4,5.At this moment, stator can be installed in the annular section that chain 3 surrounds as shown in Figure 1, also can be installed in a side of chain 3, as long as correspondingly change the installation site of permanent magnet 12, it can be got final product by inswept stator surface under the drive of chain 3 near stator.
As shown in Figure 4,, can also stator all be set, permanent magnet 12 is installed on the rotor 1 of relevant position in the both sides of each chain as to further improvement of the utility model.Like this, be equivalent to that several groups of generators are in parallel to be used, efficient can be higher, volume is littler.
Claims (2)
1. linear permanent magnetic generator for wind force generation, comprise rotor (1) and stator, it is characterized in that: rotor (1) is fixedly mounted on the chain (3), chain (3) is installed on the sprocket wheel (4,5), stator is fixedly mounted on a side of chain (3), described rotor (1) is for being fixedly mounted on a plurality of permanent magnets on the chain (3), stator is made of iron core (21) and coil, have wire casing (22) on the iron core (21), coil is installed in the wire casing (22), and the shape of iron core (21) is and the parallel strip of chain (3).
2. linear permanent magnetic generator for wind force generation according to claim 1 and 2, it is characterized in that: described sprocket wheel (4,5) is coaxial two-wheel, sprocket wheel (4,5) is gone up two parallel chains (3) is installed, the shape of the iron core of stator (21) is and the identical ring-type of chain (3), is fixedly mounted between two chains (3); Rotor (1) comprises rotor field spider (11) and is fixedly mounted on permanent magnet (12) on the rotor field spider (11), and the two ends of rotor field spider (11) are fixedly mounted on respectively on two chains (3), and the installation site of permanent magnet (12) is positioned between two chains (3); Arranged outside at two chains (3) has slide rail (7), and two tops of rotor field spider (11) are installed in the slide rail (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720127361 CN201113718Y (en) | 2007-08-14 | 2007-08-14 | Linear permanent-magnet generator for wind power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720127361 CN201113718Y (en) | 2007-08-14 | 2007-08-14 | Linear permanent-magnet generator for wind power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201113718Y true CN201113718Y (en) | 2008-09-10 |
Family
ID=39965463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200720127361 Expired - Lifetime CN201113718Y (en) | 2007-08-14 | 2007-08-14 | Linear permanent-magnet generator for wind power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201113718Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101106312B (en) * | 2007-08-14 | 2010-06-09 | 陈亦栋 | Linear permanent magnetic generator for wind force generation |
| CN104100444A (en) * | 2014-07-22 | 2014-10-15 | 中国船舶重工集团公司第七○二研究所 | Marine vehicle utilizing wave energy |
| WO2023004667A1 (en) * | 2021-07-29 | 2023-02-02 | 李天德 | Generator and rotor structure thereof |
-
2007
- 2007-08-14 CN CN 200720127361 patent/CN201113718Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101106312B (en) * | 2007-08-14 | 2010-06-09 | 陈亦栋 | Linear permanent magnetic generator for wind force generation |
| CN104100444A (en) * | 2014-07-22 | 2014-10-15 | 中国船舶重工集团公司第七○二研究所 | Marine vehicle utilizing wave energy |
| WO2023004667A1 (en) * | 2021-07-29 | 2023-02-02 | 李天德 | Generator and rotor structure thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20080910 Effective date of abandoning: 20070814 |