CN201650603U - Wind power generation integrated machine - Google Patents
Wind power generation integrated machine Download PDFInfo
- Publication number
- CN201650603U CN201650603U CN2010201252882U CN201020125288U CN201650603U CN 201650603 U CN201650603 U CN 201650603U CN 2010201252882 U CN2010201252882 U CN 2010201252882U CN 201020125288 U CN201020125288 U CN 201020125288U CN 201650603 U CN201650603 U CN 201650603U
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- fan
- permanent magnet
- flabellum
- lower edge
- utmost point
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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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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
A wind power generation integrated machine includes a vertical shaft fan made of non-magnetic material; the shaft is arranged between a fan cover on the top and a fan seat on the bottom; a plurality of permanent magnets are arranged on the inner side of the fan cover and the fan seat; permanent magnets are uniformly distributed along the circumferential direction of the fan shaft; polarities of the permanent magnets are opposite at positions near the fan shaft and far away from the fan shaft; coils are wound around N pole and S pole of permanent magnets; upper edge and lower edge of blades made of soft-magnetic materials are respectively arranged on upper and lower ends of blades of the vertical shaft fan; shapes of upper and lower edges of blades are identical to that of permanent magnets; and a plurality of closed main magnetic circuits with air gaps are formed on N pole of permanent magnets, upper edge or lower edge of blades or S pole of permanent magnets. When the fan rotates, magnetic flux in each main magnetic circuit changes and magnetic flux in each coil increases or decreases accompanying the change, thus generating an alternating electromotive force. The utility model has the beneficial effects of compact structure, small volume, high energy conversion rate, energy conservation and environmental protection.
Description
Technical field
The utility model relates to a kind of wind generator all-in-one machine, especially is applicable to the wind generator all-in-one machine of wireless sensor network and distributed mini system.
Background technique
Along with the generation and the development of wireless sensor network, distributed mini system and internet, be scattered in everywhere and the powerup issue of forming the node of said system becomes a difficult problem.These nodes generally need separately independently power supply unit, and using more is battery.But the electric weight of battery is limited, even wireless sensor node has been adopted low power dissipation design, generally also can only keep the several months, and the life-span of battery becomes the bottleneck in node life-span; Wireless sensor node scarcely reclaims simultaneously, so the secondary pollution that the chemical cell that node carries causes certainly will become the significant threat of environment.Therefore, utilize new energy imperative to the wireless sensor node power supply.
To some moving object, as aloft birds with the automobile in advancing, can be and depend on being used for scientific research or following the tracks of purpose wireless sensor network nodes such as investigation on it stable wind regime is provided.Another kind of situation is to use natural wind energy or cooperates with other renewable energy sourcess such as solar energy for wireless sensor network node provides the energy.The tradition wind generating unit is made up of fan, speed changer and generator usually.For example patent of invention 200680021096.3, and drive rotating shaft by fan and rotate, and by using generator for electricity generation behind the planetary gear speed-changing.Patent of invention 200680016461.1 is installed in the vertical shaft fan on 3 ring structurees for another example, ring rotation and drive alternator generation during the fan rotation.Its purposes of traditional wind-driven generator generally provides electric power, even can generate electricity by way of merging two or more grid systems, and its volume is generally also bigger.And general power consumption is less in wireless sensor node and distributed mini system, but requires the volume of power supply system less, is that wireless sensor network and distributed mini system are powered so traditional wind is not suitable for being grafted directly to.
Summary of the invention
The utility model will solve the problem that the traditional wind discomfort is preferably wireless sensor network and the power supply of distributed mini system, and a kind of wind generator all-in-one machine that is suitably wireless sensor network and the power supply of distributed mini system is provided.
Wind generator all-in-one machine, it is characterized in that: comprise a vertical shaft fan, the axle of described vertical shaft fan is arranged between the fan seat of the fan lid on top and bottom, the wall that described fan covers is a hollow out, the inboard of described fan lid and fan seat respectively is provided with several permanent magnets, described permanent magnet arranges evenly circumferentially that around fan shaft with opposite away from the polarity at fan shaft place, the described permanent magnet N utmost point and permanent magnet S extremely all are arranged with coil to described permanent magnet at close fan shaft place; Described vertical shaft fan is non-logical magnetic material, and the upper/lower terminal of the flabellum of described vertical shaft fan is respectively equipped with flabellum upper limb, flabellum lower edge, and the upper and lower edge of described flabellum is a soft magnetic material, and the shape of the upper and lower edge of described flabellum is identical with the shape of permanent magnet; Between described permanent magnet and flabellum upper limb, the flabellum lower edge air gap is arranged respectively, described fan covers the permanent magnet N utmost point, air gap, flabellum upper limb, air gap, the permanent magnet S utmost point and returns the permanent magnet N utmost point and can form several closed main magnetic circuits, and the permanent magnet N utmost point, air gap, flabellum lower edge, air gap, the permanent magnet S utmost point return the permanent magnet N utmost point and can form several closed main magnetic circuits on the described fan seat.
Therefore the utility model considers that wireless sensor node fitness for purpose volume is less, proposes a kind ofly with fan and the incorporate design of electricity generating device, makes fan itself become the part of electricity generating device, thereby reduces the volume of electricity generating device greatly.On the other hand, the electromotive force that wind generating unit produces should not be low excessively, otherwise the enough energy can not be provided for the circuit of generator back; And, singly wish that for producing higher electromotive force electricity generating device has the rotational speed of large-size or rotor higher with regard to electricity generating device from the principle of generator.Rotary speed of rotator high request nature wind speed is higher or moving object speed is very fast, the factor that all non-electricity generating device itself can be intervened; But fan and electricity generating device integrated makes the electricity generating device size relatively reach it can be reached at utmost, thereby improves the electromotive force that is produced.
Adopted the vertical shaft fan in the utility model, the vertical shaft fan can utilize the wind energy of all directions, makes on this Unit Installation position, direction and the precision relatively freer simultaneously.Can be with the part of the utility model as wireless sensing node, the electric energy of its generation can be used for providing energy for wireless senser.
The utility model is integrated fan and electricity generating device, and its structure has bigger difference with general fan.State design feature of the present utility model below.
Its shell of wind generator all-in-one machine described in the utility model is made up of fan lid and fan seat, and the four sides fan wall hollow out that fan covers is so that the utility model can utilize the wind regime of all directions.The inboard of fan lid and fan seat respectively is provided with 6 permanent magnets, and described permanent magnet circumferentially evenly arranges around fan shaft, permanent magnet near the fan shaft place with opposite away from the polarity at fan shaft place.Between fan lid and fan seat, the vertical shaft fan is arranged.The vertical shaft fan is non-magnetic conductive material; The vertical shaft fan adopts special shape, it extends the flabellum upper limb and the flabellum lower edge of the soft magnetic material that is parallel to the permanent magnet inner side surface up and down respectively to its each sheet flabellum on common flabellum basis, and described flabellum upper limb, flabellum lower edge are fixed on the U type fixing port of upper/lower terminal of flabellum by deck respectively.If permanent magnet covers the place near the fan shaft place being N and be S away from the fan shaft place near fan, the magnetic line of force can arrive the permanent magnet S utmost point from the permanent magnet N utmost point, through the flabellum upper limb; Near fan seat place, the magnetic line of force can be from the permanent magnet N utmost point, through the flabellum lower edge arrival permanent magnet S utmost point.For the vertical shaft fan can well rotate, between permanent magnet and vertical shaft fan individual small air gap is arranged.Finally can form 12 closed main magnetic circuits that return the permanent magnet N utmost point from the permanent magnet N utmost point, air gap, flabellum upper limb or flabellum lower edge, air gap, the permanent magnet S utmost point.When fan rotated, permanent magnet and flabellum upper limb or lower edge superposed part also changed thereupon, and the magnetic flux in this main magnetic circuit constantly changes simultaneously, and the change frequency of main magnetic circuit is 6 times of fan rotational frequency.
The described permanent magnet N utmost point and permanent magnet S extremely all are arranged with coil; When fan rotates, the main magnetic circuit magnetic flux constantly changes, thereby changes through the magnetic flux of coil, and the lower edge form fit makes flux change roughly be directly proportional with fan angular velocity on the shape of coil and the fan.So in coil, should produce electric current to resist above-mentioned flux change, collect the effect that the electric current that produces in the coil promptly reaches generating.Serial connection is to improve the electricity generation and electromotion gesture between each coil.
The number that is arranged in the permanent magnet of fan lid and fan seat inner side surface can equal the flabellum number respectively, also can be respectively the twice of flabellum number.
In sum, the beneficial effects of the utility model have:
1. fan and electricity generating device is integrated, and lower edge adopts soft magnetic material on the electric fan, and simple and compact for structure, volume is little, is adapted at the application demand of wireless sensor network and distributed mini system,
Fan and electricity generating device integrated after, its size effect helps improving electricity generating device usefulness;
3. can form the closed main magnetic circuit of a plurality of band small air gaps in the device, main magnetic circuit total magnetic flux variable quantity is big, the energy conversion rate height;
4. the utility model utilizes renewable energy sources on the one hand, can energy saving; Can reduce the use battery in a large number on the other hand, the protection environment.
Description of drawings
Fig. 1 be the utility model along A-A among Fig. 2 to sectional view.
Fig. 2 be the utility model along B-B among Fig. 1 to sectional view.
Fig. 3 is the sectional elevation of the utility model flabellum.
Embodiment
Embodiment one
With reference to Fig. 1-3, wind generator all-in-one machine described in the utility model comprises vertical shaft fan 3, and the vertical shaft fan 3 of described non-logical magnetic material is installed between the fan seat 2 of the fan lid 1 on top and bottom by axle 6 and bearing 5.Described fan lid 1 is installed on the fan seat 2 by four decks 8.The inboard of described fan lid 1 and fan seat 2 is equipped with permanent magnet 4, and described permanent magnet 4 comprises the permanent magnet N utmost point 41 and the permanent magnet S utmost point 42.Described permanent magnet 4 circumferentially evenly arranges around fan shaft 6, by bonding mode be fixed on fan cover 1 or fan seat 2 on, fan seat 1 and fan cover can be had some kicks to be beneficial to permanent magnet 4 to locate on 2.The described permanent magnet N utmost point 41 and permanent magnet S be winding coil 7 extremely all, and coil also can adopt bonding mode to be fixed on the permanent magnet 4.Each flabellum 9 on the described vertical shaft fan 3, different with common flabellum, flabellum upper limb 10 and flabellum lower edge 11 are arranged, described flabellum upper limb 10, flabellum lower edge 11 are fixed on the U type fixing port of upper/lower terminal of flabellum 9 by deck 12 respectively.Described flabellum upper limb 10, flabellum lower edge 11 are soft magnetic material and make.Described soft magnetic material is that very little (ferromagnetic material of HC＜102A/m) is made by coercivity.Because the coercivity of this material is little, thus magnetization easily, also demagnetization easily, hysteresis loss is little, is fit to use in the alternating magnetic field.Material such as pure iron, silicon steel all is a soft magnetic material.Because this device often is applied to the open air, so these soft magnetic materials have certain anticorrosive property, surface plating one deck rust resisting compound gets final product.The area of flabellum upper limb 10 projection on fan seat 2 in projection on the described fan lid 1 and flabellum lower edge 11 equals the area of described permanent magnet 4, and its shape is coupling mutually also.7 of coils should be connected in series on the described permanent magnet, and the serial connection direction should guarantee that when fan rotates the electromotive force of each coil generation do not cancel each other.Get back to the permanent magnet N utmost point 41 from the described permanent magnet N utmost point 41, flabellum upper limb 10 (flabellum lower edge 11), the permanent magnet S utmost point 42 and form two closed main magnetic circuits that have small air gap, the air gap here is meant that flabellum upper limb 10 cover the space between permanent magnet 4 inner side surfaces to the fan 2 of permanent magnet 4 inner side surfaces and flabellum lower edge 11 on 1 to fan, two width of air gaps should be below 0.3mm, to obtain bigger magnetic induction intensity.
The number with described flabellum 9 is identical respectively for the number of the permanent magnet 4 on described fan lid 1, the fan seat 2.
Wall on the described fan lid 1 is empty.
The following describes the working principle of this wind generator all-in-one machine.When fan 3 did not rotate, the magnetic flux in each coil 7 did not all change, and can not produce electric current in the coil 7 this moment, thereby can not produce electric energy.When fan 3 is met the wind rotation, electric fan lower edge 11 can change with the rotation of the relative position of fanning the coil 7 on the seat 2 with flabellum, and the intersection area that all flabellum lower edges 11 project to 7 regions of all coils on zone of fanning permanent magnet 4 on the seat 2 and the permanent magnet 4 of fanning seat 2 also experiences the 0 reciprocal variation to the gross area that all coils encloses.Suppose that fan has 6 flabellums, then the frequency of this variation is 6 times of fan rotational frequency.Simultaneously above-mentioned total magnetic flux by all coils 7 on the permanent magnet 4 of fan seat 2 is proportional to the area of intersection haply, so the variance ratio of total magnetic flux is proportional to the intersection area change rate haply, the intersection area change rate is proportional to the rotating speed of fan, and by the electromagnetic induction fundamental theorem, the variance ratio of the total magnetic flux of all coils 7 is proportional to the electromotive force that produces in the coil 7 on the permanent magnet 4 of fan seat 2.So the electromotive force that produces in the coil is proportional to rotation speed of the fan haply.Can produce alternating current in the above analysis coil, and the electromotive force that can obtain after all coils 7 correct serial connections on the permanent magnet 4 of fan seat 2 is 6 times that single coil 7 produces electromotive force.The situation that flabellum upper limb 10 and fan cover the coil 7 on 1 the permanent magnet 4 is also similar.Therefore it should be noted that 11 of flabellum upper limb 10 and lower edges exist several angle poor, fan cover on 1 coil 7 and fans that 7 of coils also should have same differential seat angle on 2.On this basis, above-mentioned two groups cover 1 at fan, 7 of coils on the fan seat 2 also should correctly be connected in series, the electromotive force of acquisition is 12 times of single coil 7 generation electromotive force.Utilize the circuit board rectification circuit to realize that Ac becomes direct current so that charging in order to obtain direct current.
Embodiment two
Present embodiment and embodiment's one difference is that permanent magnet 4 numbers on described fan lid 1 and the fan seat 2 are respectively the twices of flabellum 9 numbers.Comprise 6 flabellums in the same false wind fan 3 with embodiment one, be similar to embodiment one analysis, the total electromotive force of acquisition is 24 times of each coil 7 generation electromotive force.
The described content of this specification embodiment only is enumerating the way of realization of model utility design; protection domain of the present utility model should not be regarded as only limiting to the concrete form that embodiment states, protection domain of the present utility model also reach in those skilled in the art according to the utility model design the equivalent technologies means that can expect.
Claims (4)
1. wind generator all-in-one machine, it is characterized in that: comprise a vertical shaft fan, the axle of described vertical shaft fan is arranged between the fan seat of the fan lid on top and bottom, the wall that described fan covers is a hollow out, the inboard of described fan lid and fan seat respectively is provided with several permanent magnets, described permanent magnet arranges evenly circumferentially that around fan shaft with opposite away from the polarity at fan shaft place, the described permanent magnet N utmost point and permanent magnet S extremely all are arranged with coil to described permanent magnet at close fan shaft place; Described vertical shaft fan is non-logical magnetic material, and the upper/lower terminal of the flabellum of described vertical shaft fan is respectively equipped with flabellum upper limb, flabellum lower edge, and the upper and lower edge of described flabellum is a soft magnetic material, and the shape of the upper and lower edge of described flabellum is identical with the shape of permanent magnet; Between described permanent magnet and flabellum upper limb, the flabellum lower edge air gap is arranged respectively, described fan covers the permanent magnet N utmost point, air gap, flabellum upper limb, air gap, the permanent magnet S utmost point and returns the permanent magnet N utmost point and can form several closed main magnetic circuits, and the permanent magnet N utmost point, air gap, flabellum lower edge, air gap, the permanent magnet S utmost point return the permanent magnet N utmost point and can form several closed main magnetic circuits on the described fan seat.
2. wind generator all-in-one machine according to claim 1 is characterized in that: the two ends up and down of described flabellum are equipped with a U type fixing port, and described flabellum upper limb, flabellum lower edge are fixed on the fixing port of upper/lower terminal of flabellum by deck respectively.
3. wind generator all-in-one machine according to claim 2 is characterized in that: the number with flabellum is identical respectively for the permanent magnet number on described fan lid and the fan seat.
4. wind generator all-in-one machine according to claim 2 is characterized in that: the permanent magnet number on described fan lid and the fan seat is respectively the twice of flabellum number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201252882U CN201650603U (en) | 2010-01-21 | 2010-01-21 | Wind power generation integrated machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201252882U CN201650603U (en) | 2010-01-21 | 2010-01-21 | Wind power generation integrated machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201650603U true CN201650603U (en) | 2010-11-24 |
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ID=43115836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201252882U Expired - Lifetime CN201650603U (en) | 2010-01-21 | 2010-01-21 | Wind power generation integrated machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201650603U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101782043B (en) * | 2010-01-21 | 2012-05-16 | 浙江工业大学 | Wind generator all-in-one machine |
| CN106411045A (en) * | 2016-12-08 | 2017-02-15 | 广东技术师范学院 | Rotary-louver power generation device and rotary-louver power generation equipment |
| CN107476939A (en) * | 2017-09-05 | 2017-12-15 | 佛山市天诚环保科技有限公司 | A kind of wind-power electricity generation charging device |
-
2010
- 2010-01-21 CN CN2010201252882U patent/CN201650603U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101782043B (en) * | 2010-01-21 | 2012-05-16 | 浙江工业大学 | Wind generator all-in-one machine |
| CN106411045A (en) * | 2016-12-08 | 2017-02-15 | 广东技术师范学院 | Rotary-louver power generation device and rotary-louver power generation equipment |
| CN107476939A (en) * | 2017-09-05 | 2017-12-15 | 佛山市天诚环保科技有限公司 | A kind of wind-power electricity generation charging device |
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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: 20101124 Effective date of abandoning: 20100121 |