CN204465301U - A kind of iron-core-free induction generator and the Instant heating type tap of hydroelectric power generation - Google Patents
A kind of iron-core-free induction generator and the Instant heating type tap of hydroelectric power generation Download PDFInfo
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- CN204465301U CN204465301U CN201520066536.3U CN201520066536U CN204465301U CN 204465301 U CN204465301 U CN 204465301U CN 201520066536 U CN201520066536 U CN 201520066536U CN 204465301 U CN204465301 U CN 204465301U
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Abstract
The utility model provides a kind of iron-core-free induction generator, comprising: power section, comprises a power rotor, power rotor is provided with the multistage magnet that magnetizes or the staggered group of magnets of multiple magnetic; Power generation part, comprises main shaft and the driven rotor that coaxially arranges with main shaft and stator; Stator is provided with coil, and driven rotor is provided with the multistage magnet that magnetizes or the staggered group of magnets of multiple magnetic, the magnetic pole logarithm on driven rotor is more than the magnetic pole logarithm on power rotor.Power section and power generation part separate and be oppositely arranged, stator is between power rotor and driven rotor, and power rotor rotates and drives driven rotor to rotate, and the coil on the magnetic field intercepts stator of driven rotor, coil produces induced current.The utility model has the advantages such as compact small and exquisite firm, generating efficiency is high, long service life, purposes are wide, energy-conserving and environment-protective.The utility model additionally provides and a kind ofly adopts the Instant heating type tap of the hydroelectric power generation of above-mentioned generator, greatly saves electric energy.
Description
Technical field
The utility model relates to generator designs technical field, particularly a kind of iron-core-free induction generator and adopt the Instant heating type tap of the hydroelectric power generation of this motor.
Background technology
Wind power generation, hydroelectric power generation, as a kind of exploitation of sustainable energy, are in Rapid development stage; Traditional wind-force, hydroelectric power system mainly comprise double-fed asynchronous generator and directly drive synchronous generator, and along with the development of technology, technical staff adds permanent-magnet synchronous speed rotor on the basis of asynchronous machine, proposes permanent magnet induction generator.
But there is following problem in existing permanent magnet induction generator:
One, in prior art, permanent magnet induction generator is generally an overall structure, when it is for time hydroelectric, generator needs and water stream contacts, thus make the main part of generator (such as coil etc.) easily occur getting rusty, the problem such as corrosion, thus reduce the useful life of generator;
Two, permanent magnet induction generator of the prior art, complex structure, overall dimensions is comparatively large, install and comparatively bother, thus the scope of application is subject to certain restrictions;
Three, in permanent magnet induction generator of the prior art, generally be provided with a rotor with magnet, or two rotors with identical number magnet, when, flow velocity comparatively large for flow is more anxious, above this in two implementation can generate electricity normally, when, flow velocity less for flow comparatively delay, the rotating speed of rotor significantly reduces, thus greatly reduce the generating efficiency of generator, even make generator to generate electricity by normal continuous.
Utility model content
In order to solve the problem, the utility model provides a kind of iron-core-free induction generator, comprising:
Power section, comprises a power rotor, described power rotor is provided with the multistage magnet that magnetizes or the staggered group of magnets of multiple magnetic;
Power generation part, comprises driven rotor, stator and main shaft, and described stator and driven rotor and described main shaft are coaxially arranged, and described driven rotor can around described main axis; Described stator is provided with coil, described driven rotor is provided with the multistage magnet that magnetizes or the staggered group of magnets of multiple magnetic, and the magnetic pole logarithm on described driven rotor is more than the magnetic pole logarithm on described power rotor;
Described power rotor rotates and drives described driven rotor to rotate, and the coil on stator described in the magnetic field intercepts of described driven rotor, described coil produces induced current.
Preferably, the group of magnets that the multistage magnet that magnetizes described power rotor arranged or multiple magnetic are interlocked at least includes two to N, S magnetic pole be crisscross arranged.
Preferably, N, S magnetic pole on described power rotor and described driven rotor along the circumferential direction evenly and be interspersed.
Preferably, in described multistage magnetic module magnet arrange logarithm and magnet on described power rotor to arrange logarithm consistent.
Preferably, described power section and the separate setting of described power generation part, and described power section is relative with described power generation part.
Preferably, described power rotor, stator, driven rotor are parallel to each other and coaxially arrange.
Preferably, described power rotor and described driven rotor are oppositely arranged, and described stator is between described power rotor and described driven rotor.
Preferably, described power section also comprises rotating shaft and impeller, and described power rotor and described impeller are coaxially fixedly installed in described rotating shaft.
Preferably, described power generation part comprises housing, and described main shaft is installed in described housing, and described stator is installed on described main shaft, and described rotor is arranged on described main shaft by bearing.
Preferably, described main shaft is also provided with and grips plate, and described in grip the outside that plate is arranged on described driven rotor, for limiting moving axially of described driven rotor.
Preferably, described coil is connected with electrical network.
The utility model additionally provides the Instant heating type tap of a kind of hydroelectric power generation, comprises Instant heating type tap and generator, and described generator adopts iron-core-free induction generator as above; Described Instant heating type tap and iron-core-free induction generator are all arranged on a water pipe, current in described water pipe flow through the impeller of described iron-core-free induction generator and Instant heating type tap, and the coil of described iron-core-free induction generator is connected with the power line of described Instant heating type tap by drawing electric wire.
The utility model, owing to adopting above technical scheme, makes it compared with prior art, has following advantage and good effect:
1) in the iron-core-free induction generator that the utility model provides, power rotor and driven rotor are all arranged the multistage magnet that magnetizes or the staggered group of magnets of multiple magnetic, and the magnetic pole logarithm on driven rotor is more than the magnetic pole logarithm on power rotor, this setup, make between power rotor and driven rotor, to produce gear effect, make the rotating speed of rotating speed faster than power rotor of driven rotor, thus substantially increase the rotating speed of the rotor for sectioned coil, improve generating efficiency, make this engine be applicable to power source more weak when, greatly and widened the scope of application,
2) the iron-core-free induction generator that provides of the utility model, power section and power generation part are separated, in time applying to hydroelectric, power section is only needed to contact with aqueous phase, power generation part can be separated with water completely, thus the phenomenons such as corrosion appear in the chief component (such as coil etc.) that effectively prevent generator, thus extend the useful life of generator;
3) the iron-core-free induction generator that provides of the utility model, stator is arranged between power rotor and driven rotor, makes the overall structure of generator compacter on the one hand, shorten generator size in the axial direction, make generator thinner, the scope of application is wider; On the other hand, stator is arranged between power rotor and driven rotor, when power rotor drives driven rotor to rotate time, the magnetic force line cutting coil that not only driven rotor produces generates electricity, and the magnetic line of force that power rotor produces is also in sectioned coil generating, thus substantially increase the generating efficiency of generator.
Accompanying drawing explanation
By reference to the accompanying drawings, by hereafter state detailed description, more clearly can understand above-mentioned and other feature and advantage of the present utility model, wherein:
The principle schematic of the iron-core-free induction generator that Fig. 1 provides for the utility model;
Fig. 2 is the structural representation one of the utility model power rotor;
Fig. 3 is the structural representation two of the utility model power rotor;
Fig. 4 is the structural representation one of the utility model driven rotor;
Fig. 5 is the structural representation two of the utility model driven rotor
Fig. 6 is the structural representation three of the utility model driven rotor;
Fig. 7 is the schematic diagram of the Instant heating type tap of hydroelectric power generation.
Symbol description:
The Instant heating type tap of 1-power section 2-power generation part 3-
101-power rotor 102-impeller 103-rotating shaft
201-housing 202-driven rotor 203-stator
204-main shaft 205-grips plate 206-center pole
1011-magnet 2021-multipole magnetic module.
Embodiment
See the accompanying drawing that the utility model embodiment is shown, hereafter in more detail the utility model will be described.But the utility model can realize in many different forms, and should not be construed as by the restriction in the embodiment of this proposition.On the contrary, it is abundant and complete open in order to reach for proposing these embodiments, and makes those skilled in the art understand scope of the present utility model completely.In these accompanying drawings, for clarity sake, may be exaggerated size and the relative size in layer and region.
With reference to Fig. 1-6, the utility model provides a kind of iron-core-free induction generator, form primarily of the power section 1 be oppositely arranged and power generation part 2, the generator that the utility model provides is applicable to the generating of the occasion such as waterpower, wind-force, has the advantages such as size is little, compact conformation, generating efficiency are high, purposes light, energy-conserving and environment-protective.
Concrete, power section 1 includes rotating shaft 103, power rotor 101 and impeller 102, power rotor 101 is fixedly installed on one end of rotating shaft 103, and impeller 102 is fixedly installed on the other end of rotating shaft 103, and rotating shaft 103, power rotor 101 and impeller 102 are coaxially arranged; External force source (such as wind-force, waterpower etc.) promote impeller 103 rotate, wheel rotation thus drive power rotor 101 rotate.
As shown in figures 2-3, power rotor 101 is provided with the multistage magnet that magnetizes or the staggered group of magnets of multiple magnetic.In the present embodiment, power rotor 101 is at least provided with two pairs of N, S magnetic poles, namely includes two N magnetic poles and two S magnetic poles; Four magnetic poles are arranged around the circumferencial direction of power rotor 101, and N magnetic pole and S magnetic pole are interspersed; Wherein, power rotor 101 can be directly integrally made up of some magnet along the circumferential direction arranged, namely power rotor is the magnet of a multipole magnetization, as shown in Figure 2; Power rotor 101 also can be the staggered group of magnets of multiple magnetic, be made up of some magnets 1011 and a disk body, some N pole magnet and S pole magnet are spaced and are mounted on disk body or are set on disk body one side by syndeton (if viscose etc.), as shown in Figure 3; The specific constructive form of power rotor 101 can design as the case may be, is not restricted herein.Certainly, power rotor 101 also can be provided with the magnetic pole that the three pairs of alternating polarity are arranged, also can arrange four to, five right ... the magnetic pole that alternating polarity is arranged, arranging logarithm and can designing as the case may be of magnetic pole, is not restricted herein.
In the present embodiment, power generation part 2 includes housing 201, stator 203, driven rotor 202 and main shaft 204, and housing 201 one end open, is inside provided with disc chamber, and stator 203, driven rotor 202 and main shaft 204 are all arranged in this chamber.Main shaft 204 is fixedly installed in housing, and main shaft 204 can be one-body molded with housing 21, as shown in fig. 1; Stator 203 and driven rotor 202 are all set on main shaft 204, and stator 203 and driven rotor 202 are coaxially arranged with main shaft 204, and stator 203 and driven rotor 202 are parallel to each other; Stator 203 is fixedly connected with main shaft 204, and stator 203 is arranged on the side away from shell nozzle.Driven rotor 202 is connected with main shaft by bearing 207, and driven rotor 202 freely can be rotated around this main shaft 204; Concrete, center is provided with a through hole with main shaft 204, is provided with a center pole 206 in through hole, and the lateral wall of center pole 206 is connected with the madial wall of through hole by bearing 207, and center pole 206 is rotated relative to main shaft 204; Also be provided with one in housing 201 and grip plate 205, the center of circle of gripping plate 205 is fixedly connected with one end of center pole 206, the downside of gripping plate 205 is fixedly connected with driven rotor 202, and driven rotor 202 realizes the connection with main shaft 204 by gripping plate 205, center pole 206 and bearing 207; Gripping plate for limiting moving axially of driven rotor, flying out in rotation process to prevent driven rotor.Certainly, stator 203, driven rotor 202 and grip plate 205 and be not only confined to the above with the connected mode of main shaft 204, herein just a kind of embodiment, can adjust as the case may be.
Stator 203, in a plate-like, is provided with some coils in it, and coil connects an extraction electric wire; Some coils can around stator 203 circumferencial direction all with layout, the number of certain coil and set-up mode, all can adjust as the case may be, not be restricted herein.
With reference to Fig. 4-6, driven rotor 202 is provided with the multistage magnet that magnetizes or the staggered group of magnets of multiple magnetic; In the present embodiment, the magnetic pole logarithm of driven rotor 202, more than the magnetic pole logarithm on power rotor, driven rotor 202 is at least provided with three pairs of N, S magnetic poles, namely at least includes three N magnetic poles and three S magnetic poles; Three pairs of N, S magnetic poles are arranged around the circumferencial direction of power rotor, and N pole magnet and magnet interval, S pole are arranged, as shown in Figure 4; Wherein, driven rotor 202 can be directly integrally made up of some magnet along the circumferential direction arranged, namely driven rotor 202 is the magnet of a multipole magnetization, and driven rotor 202 also can be the staggered group of magnets of multiple magnetic; Driven rotor 202 can be arranged four to, five right ... N, S magnetic pole that alternating polarity is arranged, the set-up mode arranging logarithm and driven rotor 202 of magnetic pole all can design as the case may be, is not restricted herein.In the utility model, the magnetic pole logarithm of driven rotor 202 is more than the magnetic pole logarithm of power rotor 101, make to produce gear effect between power rotor 101 and driven rotor 202, make the rotating speed of driven rotor 202 faster than the rotating speed of power rotor 204, thus substantially increase the rotating speed of the rotor for sectioned coil, improve generating efficiency, make this engine be applicable to power source more weak when, greatly and widened the scope of application.
Certainly, on driven rotor 202, the distribution of magnetic pole is also only limitted to shown in Fig. 4, and the form that specifically arranges of driven rotor 202 is not restricted herein; As shown in Figure 5, driven rotor 202 can be provided with some multipole magnetic modules 2021, some multipole magnetic modules 2021 are evenly arranged along the circumferencial direction of driven rotor 202; Preferred driven rotor 202 is at least provided with four pieces of multipole magnetic modules 2021, certainly also can be provided with six pieces of multipole magnetic modules 2021, as shown in Figure 6; The number of multipole magnetic module 2021 and set-up mode, can adjust as the case may be, not be restricted herein.Wherein, each multipole magnetic module 2021 is provided with some magnetic poles that alternating polarity is arranged; In the present embodiment, multipole magnetic module 2021 is at least provided with N, S magnetic pole that two pairs of alternating polarity are arranged, namely includes two N magnetic poles and two S magnetic poles; Four magnetic poles are arranged around the circumferencial direction of multipole magnetic module 2021, and N magnetic pole and S magnetic pole are crisscross arranged; Certainly, multipole magnetic module 2021 also can be provided with three to, four right ... N, S magnetic pole that alternating polarity is arranged, arranging logarithm and can designing as the case may be of magnetic pole, is not restricted herein.Wherein, multipole magnetic module 2021 can be the multistage magnet that magnetizes or the staggered group of magnets of multiple magnetic, and the specific constructive form of multipole magnetic module 2021 can design as the case may be, is not restricted herein.
In the present embodiment, power section 1 and power generation part 2 are two separate structures, and when generator fixedly mounts, power section 1 and master section 2 are oppositely arranged, and one end that power section 1 is provided with power rotor 101 is relative with power generation part 2.In order to the efficiency of the compactedness and generator that ensure whole generator structure, the rotating shaft 103 of power section 1 and the center line of the main shaft 204 of power generation part 2 are on same straight line, and power rotor 101, stator 203 and driven rotor 202 are parallel to each other.The generator that the utility model provides, power section 1 and power generation part 2 are separated, in time applying to hydroelectric, power section 1 is only had to contact with aqueous phase, power generation part 2 can be separated with water completely, thus effectively prevent the inner each part (such as coil etc.) of power generation part and occur the phenomenons such as corrosion, thus extend the useful life of generator.
In the present embodiment, one end that power generation part 2 is provided with stator 203 is relative with power section 1, and namely stator 203 is between power rotor 101 and driven rotor 202; Stator 203 is arranged between power rotor 101 and driven rotor 202 by the utility model, make the overall structure of generator compacter on the one hand, relative in prior art, stator is not arranged in the space between power rotor and driven rotor and is arranged on the design of driven rotor away from the side of power rotor, the utility model shortens generator size in the axial direction, make whole generator thinner, the scope of application is wider; On the other hand, stator 203 is arranged between power rotor 101 and driven rotor 202 by the utility model, when power rotor 101 drives driven rotor 202 to rotate time, the magnetic force line cutting coil that not only driven rotor 202 produces generates electricity, and the magnetic line of force that power rotor 101 produces is also in sectioned coil generating, thus substantially increase the generating efficiency of generator.
The iron-core-free induction generator that the utility model provides, its operation principle is specific as follows:
As the power source such as waterpower, wind-force drives the impeller 102 in power section 1 to rotate, impeller 102 rotates through rotating shaft 103 and drives power rotor 101 to rotate; The equal axial charging of magnet in power rotor 101 and driven rotor 202, driven rotor 202 responds to the magnetic line of force of power rotor 101, and power rotor 101 rotates, thus drives driven rotor 202 to rotate.Driven rotor 202 rotates, and makes the coil in the magnetic force line cutting stator 203 of driven rotor 202, and coil produces induced current, thus makes coil produce electric energy, and coil by draw electric wire the electric energy produced exported for, thus complete power generation process.
Wherein, power rotor 204 and driven rotor 202 are all arranged the multistage magnet that magnetizes or the staggered group of magnets of multiple magnetic, and the magnetic pole logarithm on driven rotor 202 is more than the magnetic pole logarithm on power rotor 101, make to produce gear effect between power rotor 204 and driven rotor 202, thus make the rotating speed of driven rotor 202 faster than the rotating speed of power rotor 101; Relative to be only provided with in prior art a rotor, a stator technical scheme or the consistent rotor of two magnet quantity is set, the utility model substantially increases the rotating speed of the rotor for sectioned coil, be particularly useful for power source more weak when, the current that such as flow is less, flow velocity comparatively delays, still can ensure the normal power generation of generator, substantially increase generating efficiency, and widen the scope of application.
The utility model provides iron-core-free induction generator, and the scope of application is comparatively wide, namely can be duct type and also can be open; Duct type, the impeller 102 of power section 1 can be installed in water pipe or on tap or storm sewer, for generating, the electric energy of generation can be used to flow heated water, reduces water heater electricity consumption; The utility model also can be used for the electricity consumption of the Switching Power Supply of the automatic induction water outlet of wash platform or urinal, automatically water wash platform or urinal is induced for the purpose of saving water resource, if but draw alternating current to go over, improvement cost is high, waste time and energy, if it is time saving and energy saving to use the utility model instead, also can use during power failure, and generator efficiency is high, the life-span is long, rate of breakdown is low.Open, the utility model can utilize small-sized streams to generate electricity, and also can be used for Portable power generation device, for the power taking of vehicle field is provided convenience, and emissions reduction, protection of the environment.Apply on hot water tap of the prior art for the utility model below and be further detailed:
With reference to shown in Fig. 7, hot water tap 3 and iron-core-free induction generator are combined the Instant heating type tap of formation one hydroelectric power generation, concrete hot water tap 3 and iron-core-free induction generator are all arranged on water pipe, and water in-pipe flow flows through the impeller 102 of iron-core-free induction generator, then flow out after hot water tap 3 heating; Wherein, the extraction electric wire of iron-core-free induction generator is connected with the power line of hot water tap 3, and current impeller 102 is rotated, and makes generator produce electric energy, and the electric energy produced is used, for heating the current flowing through hot water tap to hot water tap 3 by drawing wire transfer.It is small and exquisite firm that the Instant heating type tap of this hydroelectric power generation has compact conformation, and generating efficiency is high, easy for installation, long service life, and purposes is wide, the advantages such as energy-conserving and environment-protective.
In sum, the utility model provides a kind of iron-core-free induction generator, comprising: power section, comprises a power rotor, power rotor is provided with the multistage magnet that magnetizes or the staggered group of magnets of multiple magnetic; Power generation part, comprises main shaft and the driven rotor that coaxially arranges with main shaft and stator; Stator is provided with coil, and driven rotor is provided with the multistage magnet that magnetizes or the staggered group of magnets of multiple magnetic, the magnetic pole logarithm on driven rotor is more than the magnetic pole logarithm on power rotor.Power section and power generation part separate and be oppositely arranged, stator is between power rotor and driven rotor, and power rotor rotates and drives driven rotor to rotate, and the coil on the magnetic field intercepts stator of driven rotor, coil produces induced current.The utility model has the advantages such as compact small and exquisite firm, generating efficiency is high, long service life, purposes are wide, energy-conserving and environment-protective.The utility model additionally provides and a kind ofly adopts the Instant heating type tap of the hydroelectric power generation of above-mentioned generator, greatly saves electric energy.
Those skilled in the art should be understood that the utility model can realize with other concrete forms many and not depart from spirit or scope of the present utility model.Although described embodiment of the present utility model, the utility model should be understood and should not be restricted to these embodiments, within the utility model spirit and scope that those skilled in the art can define as appended claims, make change and amendment.
Claims (11)
1. an iron-core-free induction generator, is characterized in that, this iron-core-free induction generator comprises:
Power section, comprises a power rotor, described power rotor is provided with the multistage magnet that magnetizes or the staggered group of magnets of multiple magnetic;
Power generation part, comprises driven rotor, stator and main shaft, and described stator and driven rotor and described main shaft are coaxially arranged, and described driven rotor can around described main axis; Described stator is provided with coil, described driven rotor is provided with the multistage magnet that magnetizes or the staggered group of magnets of multiple magnetic, and the magnetic pole logarithm on described driven rotor is more than the magnetic pole logarithm on described power rotor;
Described power rotor rotates and drives described driven rotor to rotate, and the coil on stator described in the magnetic field intercepts of described driven rotor, described coil produces induced current.
2. according to iron-core-free induction generator according to claim 1, it is characterized in that, the group of magnets that the multistage magnet that magnetizes that described power rotor is arranged or multiple magnetic are interlocked at least includes two to N, S magnetic pole be crisscross arranged.
3. according to iron-core-free induction generator according to claim 1, it is characterized in that, N, S magnetic pole on described power rotor and described driven rotor along the circumferential direction evenly and be interspersed.
4. according to iron-core-free induction generator according to claim 1, it is characterized in that, described power section and the separate setting of described power generation part, and described power section is relative with described power generation part.
5. according to iron-core-free induction generator according to claim 1, it is characterized in that, described power rotor, stator, driven rotor are parallel to each other and coaxially arrange.
6. according to iron-core-free induction generator according to claim 1, it is characterized in that, described power rotor and described driven rotor are oppositely arranged, and described stator is between described power rotor and described driven rotor.
7. according to iron-core-free induction generator according to claim 1, it is characterized in that, described power section also comprises rotating shaft and impeller, and described power rotor and described impeller are coaxially fixedly installed in described rotating shaft.
8. according to iron-core-free induction generator according to claim 1, it is characterized in that, described power generation part comprises housing, and described main shaft is installed in described housing, and described stator is installed on described main shaft, and described rotor is arranged on described main shaft by bearing.
9. according to iron-core-free induction generator according to claim 1, it is characterized in that, described main shaft be also provided with and grip plate, and described in grip the outside that plate is arranged on described driven rotor, for limiting moving axially of described driven rotor.
10. according to iron-core-free induction generator according to claim 1, it is characterized in that, described coil is connected with electrical network.
11. 1 kinds of Instant heating type taps of hydroelectric power generation, is characterized in that, comprise Instant heating type tap and generator, and described generator adopts the iron-core-free induction generator in claim 1-9 described in any one; Described Instant heating type tap and iron-core-free induction generator are all arranged on a water pipe, current in described water pipe flow through the impeller of described iron-core-free induction generator and Instant heating type tap, and the coil of described iron-core-free induction generator is connected with the power line of described Instant heating type tap by drawing electric wire.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520066536.3U CN204465301U (en) | 2015-01-30 | 2015-01-30 | A kind of iron-core-free induction generator and the Instant heating type tap of hydroelectric power generation |
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| CN201520066536.3U CN204465301U (en) | 2015-01-30 | 2015-01-30 | A kind of iron-core-free induction generator and the Instant heating type tap of hydroelectric power generation |
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| CN204465301U true CN204465301U (en) | 2015-07-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104638869A (en) * | 2015-01-30 | 2015-05-20 | 上海泉源机电有限公司 | Coreless induction generator and hydroelectric generating instant faucet |
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2015
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104638869A (en) * | 2015-01-30 | 2015-05-20 | 上海泉源机电有限公司 | Coreless induction generator and hydroelectric generating instant faucet |
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