CN203272018U - Small wind driven generator capable of being connected with power grid easily - Google Patents
Small wind driven generator capable of being connected with power grid easily Download PDFInfo
- Publication number
- CN203272018U CN203272018U CN 201320234169 CN201320234169U CN203272018U CN 203272018 U CN203272018 U CN 203272018U CN 201320234169 CN201320234169 CN 201320234169 CN 201320234169 U CN201320234169 U CN 201320234169U CN 203272018 U CN203272018 U CN 203272018U
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- Prior art keywords
- wind
- driven generator
- upper beam
- wind wheel
- generator
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model discloses a small wind driven generator capable of being connected with a power grid easily. The small wind driven generator comprises a base (1), a movable support (2) and generating units (3). The lower end of the movable support (2) is movably connected with the top end of the base (1). The movable support (2) comprises a stand column (4), a lower longitudinal beam (5) and an upper beam (6), wherein the stand column (4) is connected with the base (1). One end of the lower longitudinal beam (5) is fixed on the stand column (4), and the other end of the lower longitudinal beam (5) is provided with one generating unit (3). The upper beam (6) is fixed on the upper portion of the stand column (4), and the two ends of the upper beam (6) are provided with the generating units (3). Each generating unit (3) comprises a motor (7) and a wind wheel (8), wherein the motor (7) adopting a three-phase asynchronous generator is connected with the wind wheel (8). The wind wheel (8) on the lower longitudinal beam (5) and the wind wheel (8) on the upper beam (6) are arranged in the same direction. The electric energy produced by the wind driven generator can be directly input to the power grid, maintenance is easy, the cost of unit generating capacity is low, and the small wind driven generator is suitable for being popularized and used.
Description
Technical field
The utility model relates to a kind of wind generating unit, espespecially a kind of small-sized wind-driven generator that easily is incorporated into the power networks that is comprised of a plurality of generator units.
Background technique
Wind-driven generator is a kind ofly to utilize the pneumatic equipment blades made capturing wind energy, and is converted into mechanical energy, and then drives the energy source machine of generator generating.In world energy sources today day by day in short supply, people ceaselessly pursue various green regenerative energy sources.Wherein wind energy as a kind of very early by the energy that people utilized, obtained people's further exploitation, less than the various small-sized wind power generators of 10KW, people are used in various occasion: on ship, building top, street lamp, each place of traffic signals etc., and in order better to obtain electric energy, people generally adopt magneto, the motor cost is high, and also needs rectifier, storage battery and inverter etc. just can be converted into available Ac.Cost of electricity-generating is high, is difficult to popularize.
Summary of the invention
The purpose of this utility model is the problem that exists for prior art, and a kind of small-sized wind-driven generator that easily is incorporated into the power networks that is comprised of a plurality of generator units is provided.
The purpose of this utility model solves by the following technical programs:
a kind of small-sized wind-driven generator that easily is incorporated into the power networks, comprise base, travel(l)ing rest and generator unit, it is characterized in that being rotatedly connected between the top of the lower end of described travel(l)ing rest and base, travel(l)ing rest comprises the column that is connected with base, lower longeron and upper beam, one end of lower longeron is fixed on column and its other end is provided with generator unit, top and its two ends that upper beam is fixed on column all are provided with generator unit, described generator unit comprises motor and wind wheel, motor adopts three phase induction generator and is connected with wind wheel, wind wheel on lower longeron and the wind wheel on upper beam arrange in the same way.
Described lower longeron is perpendicular to the upper beam setting.
The axle axial of the wind wheel on described upper beam is perpendicular to the upper beam setting.
The axle axial of the wind wheel on described lower longeron is parallel to lower longeron setting.
Described motor adopts 380 overhead generators.
The top of described base is provided with central shaft, the lower end of column be set on central shaft and column and central shaft between be rotatedly connected by the bearing that is arranged on central shaft.
The top connecting place of the lower end of described column and base is provided with electrical feedthrough.
The utility model has the following advantages compared to existing technology:
Small-sized wind power generator of the present utility model is made of a plurality of generator units, the total power generating capacity of wind-driven generator is each generator unit generate output sum, the three phase induction generator that adopts makes the electric energy that wind-driven generator produces under generating state directly to input electrical network, need not special energy storage device.
The generate output of each generator unit of the present utility model is during less than 1KW, three phase induction generator can directly be connected with wind wheel and need not any speeder, the set-up mode of generator unit can guarantee that each wind wheel on whole wind-driven generator over against the direction of the wind comes from, makes the wind-power electricity generation function absorb to greatest extent the energy of wind.
The utlity model has simple in structure, be convenient to the advantage safeguarding, be easy to be incorporated into the power networks, and unit generate output cost is low, therefore suitable promoting the use of.
Description of drawings
Accompanying drawing 1 is structural representation of the present utility model;
Accompanying drawing 2 is the right elevation of accompanying drawing 1;
Accompanying drawing 3 is base of the present utility model and travel(l)ing rest connection part structural representation;
Accompanying drawing 4 is generator unit structural representation of the present utility model.
Wherein: 1-base; 2-travel(l)ing rest; 3-generator unit; 4-column; 5-lower longeron; 6-upper beam; 7-motor; 8-wind wheel; 9-central shaft; 10-bearing.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is further described.
As shown in Fig. 1-4: a kind of small-sized wind-driven generator that easily is incorporated into the power networks, comprise base 1, travel(l)ing rest 2 and generator unit 3, be rotatedly connected between the top of the lower end of this travel(l)ing rest 2 and base 1, travel(l)ing rest 2 comprises column 4, lower longeron 5 and the upper beam 6 that is connected with base 1, the top of base 1 is provided with central shaft 9, the lower end of column 4 be set on central shaft 9 and column 4 and central shaft 9 between be rotatedly connected by the bearing 10 that is arranged on central shaft 9, above-mentioned set-up mode can make travel(l)ing rest 2 carry out 360 ° of rotations on base 1; One end of lower longeron 5 is fixed on column 4 and its other end is provided with generator unit 3, top and its two ends that upper beam 6 is fixed on column 4 all are provided with generator unit 3, this generator unit 3 comprises motor 7 and wind wheel 8, motor 7 adopts the three phase induction generator of 380 volts and is connected with wind wheel 8, wind wheel 8 and the wind wheel 8 on upper beam 6 on lower longeron 5 arrange in the same way, lower longeron 5 arranges perpendicular to upper beam 6, the axle axial of the wind wheel 8 on upper beam 6 arranges perpendicular to upper beam 6, and the axle axial of the wind wheel 8 on lower longeron 5 is parallel to lower longeron 5 and arranges; Above-mentioned set-up mode makes the generator unit 3 on lower longeron 5 not only have electricity generate function, and each wind wheel 8 that can guarantee whole wind-driven generator makes the wind-power electricity generation function absorb to greatest extent the energy of wind over against the direction of the wind comes from.Be provided with electrical feedthrough in the lower end of column 4 and the top connecting place of base 1 in addition, the electric current that is arranged so that of electrical feedthrough is communicated with between base 1 and travel(l)ing rest 2, thus the winding of electric wire when having avoided travel(l)ing rest 2 to rotate.
The motor 7 of the little slip that the utility model adopts has advantages of that starting torque is little, it is low to start wind speed, when wind speed less than incision during wind, allow motor 7 and electrical network throw off, wind wheel 8 is in autorotation, along with the increase of wind speed, when approaching the incision wind speed, wind wheel 8 rotation rotating speeds substantially exceed the synchronous speed of motor 7, and motor 7 is in unloaded generating state, in case wind speed is greater than the incision wind speed, motor 7 can directly access electrical network.The motor 7 of each generator unit 3 under the effect of huge electrical network, can be by force synchronous (frequency and the phase place that comprise electricity) and to grid power transmission.It is worthy of note synchronous speed, rotor diameter, impeller blade solidity, the blade sheet number of motor 7, the incision wind speed of wind-driven generator, the isoparametric selection of rated wind speed will be done special coupling design.
Small-sized wind power generator of the present utility model is made of a plurality of generator units 3, the total power generating capacity of wind-driven generator is the generate output sum of each generator unit 3, the three phase induction generator that adopts makes the electric energy that wind-driven generator produces under generating state directly to input electrical network, need not special energy storage device; When the generate output of each generator unit 3 during less than 1KW, motor 7 can directly be connected with wind wheel 8 and need not any speeder, the set-up mode of generator unit 3 can guarantee that each wind wheel 8 on whole wind-driven generator over against the direction of the wind comes from, makes the wind-power electricity generation function absorb to greatest extent the energy of wind; That the integral body of this wind-driven generator has advantages of is simple in structure, be convenient to safeguard, be easy to be incorporated into the power networks, and unit generate output cost is low, therefore suitable promoting the use of.
Above embodiment only is explanation technological thought of the present utility model, can not limit protection domain of the present utility model with this, every technological thought according to the utility model proposes, any change of doing on the technological scheme basis is within all falling into the utility model protection domain; The technology that the utility model does not relate to all can be realized by prior art.
Claims (7)
1. small-sized wind-driven generator that easily is incorporated into the power networks, comprise base (1), travel(l)ing rest (2) and generator unit (3), it is characterized in that being rotatedly connected between the top of the lower end of described travel(l)ing rest (2) and base (1), travel(l)ing rest (2) comprises the column (4) that is connected with base (1), lower longeron (5) and upper beam (6), one end of lower longeron (5) is fixed on column (4) upward and its other end is provided with generator unit (3), top and its two ends that upper beam (6) is fixed on column (4) all are provided with generator unit (3), described generator unit (3) comprises motor (7) and wind wheel (8), motor (7) adopts three phase induction generator and is connected with wind wheel (8), wind wheel (8) on lower longeron (5) and the wind wheel (8) on upper beam (6) arrange in the same way.
2. the small-sized wind-driven generator that easily is incorporated into the power networks according to claim 1, is characterized in that described lower longeron (5) arranges perpendicular to upper beam (6).
3. the small-sized wind-driven generator that easily is incorporated into the power networks according to claim 1 and 2, is characterized in that the axle axial of the wind wheel (8) on described upper beam (6) arranges perpendicular to upper beam (6).
4. the small-sized wind-driven generator that easily is incorporated into the power networks according to claim 1 and 2, is characterized in that the axle axial of the wind wheel (8) on described lower longeron (5) is parallel to lower longeron (5) setting.
5. the small-sized wind-driven generator that easily is incorporated into the power networks according to claim 1, is characterized in that described motor (7) adopts 380 overhead generators.
6. the small-sized wind-driven generator that easily is incorporated into the power networks according to claim 1, the top that it is characterized in that described base (1) is provided with central shaft (9), and the lower end of column (4) is set in central shaft (9) and upward and between column (4) and central shaft (9) is rotatedly connected by the bearing (10) that is arranged on central shaft (9).
7. the small-sized wind-driven generator that easily is incorporated into the power networks according to claim 1, is characterized in that the lower end of described column (4) and the top connecting place of base (1) are provided with electrical feedthrough.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320234169 CN203272018U (en) | 2013-05-03 | 2013-05-03 | Small wind driven generator capable of being connected with power grid easily |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320234169 CN203272018U (en) | 2013-05-03 | 2013-05-03 | Small wind driven generator capable of being connected with power grid easily |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203272018U true CN203272018U (en) | 2013-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320234169 Expired - Lifetime CN203272018U (en) | 2013-05-03 | 2013-05-03 | Small wind driven generator capable of being connected with power grid easily |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203272018U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195659A (en) * | 2013-05-03 | 2013-07-10 | 汤瑞源 | Miniature easy-synchronization wind driven generator |
| CN107947085A (en) * | 2017-12-06 | 2018-04-20 | 浙江飞英电力器材有限公司 | A kind of outer revolving structure of lead |
-
2013
- 2013-05-03 CN CN 201320234169 patent/CN203272018U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195659A (en) * | 2013-05-03 | 2013-07-10 | 汤瑞源 | Miniature easy-synchronization wind driven generator |
| CN107947085A (en) * | 2017-12-06 | 2018-04-20 | 浙江飞英电力器材有限公司 | A kind of outer revolving structure of lead |
| CN107947085B (en) * | 2017-12-06 | 2024-05-03 | 浙江飞英电力器材有限公司 | Outer revolution mechanic of lead frame line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131106 |