CN201180612Y

CN201180612Y - Miniature hydroelectric power generation device

Info

Publication number: CN201180612Y
Application number: CNU2008200930250U
Authority: CN
Inventors: 邱卫东; 闫立国; 熊建林
Original assignee: SHENZHEN GLOBE UNION INDUSTRIAL CORP
Current assignee: SHENZHEN GLOBE UNION INDUSTRIAL CORP
Priority date: 2008-03-26
Filing date: 2008-03-26
Publication date: 2009-01-14
Anticipated expiration: 2018-03-26

Abstract

The utility model discloses a miniature hydropower generating device, which comprises a shell body part, an impeller assembly, a magnetic ring and at least a wire winding group; a shaft journal of the impeller assembly is positioned in the shell body part; a first impeller and a second impeller are arranged on the shaft journal; the magnetic ring is combined and fixed with the second impeller, and can be used as a rotor part of the generating device; the wire winding group is sealed in the shell body part around the magnetic ring, and can be used as a stator of the generating device; therefore, after the pipeline water flow flows from a water inlet hole of the shell body part, the radial water flow impact can be exerted on the first impeller in sequence, and the axial water flow impact is exerted on the second impeller, so that the impeller assembly provided with the rotor can obtain two-section hydraulic drive to generate acceleration, and the miniature hydropower generating device also can realize full generation under the lower water pressure.

Description

Micro-hydro generator

Technical field

The utility model relates to hydroelectric installation, more particularly, relates to a kind of being installed in the pipeline, the micro-hydro generator that utilizes water flow pressure to generate electricity.

Background technique

Adopting the micro-hydro generator generating is a kind of generation mode of pollution-free and environmental protection, has now obtained using comparatively widely, in pipelines such as common sanitary bath equipment, water heater, can rely on the water flow pressure of pipeline inside to generate electricity.

Traditional micro-hydro generator, in order to collect the impeller of water flow pressure, usually adopt single design, so impeller only can be subjected to single water flow pressure effect, this design is under the hydraulic pressure condition with higher, usually can reach the effect of abundant generating, but lower or when reducing when hydraulic pressure, just be difficult to realize abundant generating, cause the poor effect of generating electricity; Secondly, traditional micro-hydro generator, its water impact direction, also, also therefore limited the utilization again of water flow pressure, and can't effectively improve generating efficiency mostly perpendicular to the axial direction of impeller, unstable or lower equipment or the area for hydraulic pressure, this defective is more outstanding.

The model utility content

Technical problem to be solved in the utility model is to provide a kind of can still can reach the micro-hydro generator of abundant generating effect under low hydraulic pressure.

For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of micro-hydro generator is provided, comprises a housing parts, an impeller sets, a magnet ring and at least one coiling group.Described housing parts has a seal space, and a water inlet that is interconnected, a holding space and an osculum; This impeller sets comprises in the holding space that is installed in described housing parts, and can be pushed the rotation and one first impeller and one second impeller of mutual interlock, this first impeller is near this water inlet nose end, can be come from this water inlet and be bestowed impact via the radially current that this housing parts guiding back forms, produce first section rotation and drive this second impeller, this second impeller can be subjected to the impact by the axial current that form behind this first impeller near this water outlet end, quickens rotation to produce second section; This magnet ring is fixed in around second impeller of this impeller sets, can be used as the rotor portion of electricity generating device, and can be by this second impeller driven rotary together; This at least one coiling group is installed in the seal space of this housing parts, and locates with respect to around this magnet ring, can be used as the stationary part of electricity generating device.

Compared with prior art, adopt micro-hydro generator of the present utility model, when the pipeline current after the water inlet of housing parts flows into, can impose radially water impact to first impeller in regular turn, and second impeller imposed axial water impact, and making the impeller sets that rotor is installed, the hydraulic drives that can obtain two-part produces acceleration, make this micro-hydro generator under low hydraulic action, also can realize abundant generating.

Description of drawings

Fig. 1 is the outward appearance combination schematic representation when shell is in separated state in one preferred embodiment of the utility model micro-hydro generator;

Fig. 2 is a perspective exploded view embodiment illustrated in fig. 1;

Fig. 3 is a side-looking generalized section embodiment illustrated in fig. 1;

Fig. 4 be embodiment illustrated in fig. 1 in the sectional perspective generalized section of second impeller;

Fig. 5 is the action schematic representation of two-part water hammer generating embodiment illustrated in fig. 1.

Embodiment

In order to make technical problem to be solved in the utility model, technological scheme and beneficial effect clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be pointed out that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.

At first, please refer to Fig. 1 to Fig. 3, is a preferred embodiment of a kind of micro-hydro generator of the utility model, and it can be for being installed on general water route, and for example gondola water faucet, tap etc. have in the system of water outlet feature; This micro-hydro generator mainly comprises a housing parts 10, an impeller sets 20, a magnet ring 30 and a coiling group 40.

This housing parts 10 comprises a frame 11, one minute water plate 12, a bottom shell body 13 and a separator 14; Below be illustrated respectively at the above-mentioned composition member of this housing parts 10:

This frame 11 roughly is cylindric, and its top is formed with a water inlet 111, the current in the water route can be imported, and the bottom then is formed with an opening 112.

This minute, the water plate 12 roughly was the cover cap shape, and by drop-stopping ring 121 and frame 11 near top ends with and sealing location, bottom periphery place, and form certain interval 122 on every side and between the inner circle wall of frame 11, these moisture plate 12 inner containing grooves 123 that form, and be provided with a positioning groove that can Gong be pivoted 124 in containing groove 123 roofs, simultaneously, these containing groove 123 perisporiums are provided with two jetting holes 125; The jetting hole 125 of present embodiment is toward interior below predetermined oblique angle, make the current that come from the water inlet import jetting holes 125 via gap 122 after, form more favourable water impact angle.

This bottom shell body 13 roughly has the diapire 132 that a ring wall 131, is connected in ring wall 131 root edges, and a tubing string 133 that extends toward the bottom from diapire 132 central authorities; This ring wall 131 is positioned frame 11 bottoms with drop-stopping ring 134 sealings, and form the osculum 135 of a perforation shape on the tubing string 133, the current that come from water inlet 111 can be derived electricity generating device, for use, simultaneously, these diapire 132 relative coiling group positions are provided with a threading hole 136.

This separator 14 is the thin body of a cup-shaped, and has a lip wall 141, a perisporium 142 and a diapire 143; The lip wall 141 of this separator 14 seals the location by a drop-stopping ring 144 and frame 11 and bottom shell body 13 respectively with diapire 143, and form a seal space 15, simultaneously, the diapire 143 of the thin body of this cup-shaped is provided with a plurality of through holes 145, can be connected with the osculum 135 of bottom shell body 13, the end face of diapire 143 also is provided with a positioning groove that can Gong be pivoted 146, and this separator 14 can form a holding space 16 with dividing water plate 12 in frame 11, and separator 14 is made by the material that can supply the magnetic line of force to pass.

Referring again to Fig. 4, this impeller sets 20 is installed in the holding space 16 of housing parts 10, and comprises a central rotating shaft 21, and movable pivot is enclosed within two ends and one first impeller 22 and one second impeller 23 of interlock mutually of central rotating shaft 21; The top of this central rotating shaft 21 is fixed in the positioning groove 124 of branch water plate 12, and the bottom is fixed in the positioning groove 146 of separator 14; This first impeller 22 is contained in containing groove 123 inside of branch water plate 12, and has the cylindrical blade 221 of a plurality of ends, and it is radially relative with the jetting hole 125 of minute water plate 12, make from penetrating the radially current that hole 125 imports, be able to the blade 221 of first impeller 22 is applied the slightly past first section impact that has a down dip, and interlock second impeller 23 produces first section rotation; This second impeller 23 comprises a ring wall 231, a tube wall 232, and be located at this

ring wall

231 and 232 of tube walls and with this ring wall 231 and tube wall 232 integrated at least one spiral blades 233, and at this ring wall 231,

tube wall

232 and 233 formation of spiral blade, one water channel 234, make slightly toward having a down dip by the current of first impeller 22, can be imported into immediately and form axial current in this water channel 234, and the spiral blade in the water channel 234 232 applied second section impact, produce second section and quicken rotation to promote second impeller 23.

This magnet ring 30 is fixed on second impeller, 23 ring walls, 231 outer circumferential faces of this impeller sets 20 in the buckle mode, rotor portion as electricity generating device, this magnet ring 30 can be by second impeller 23 driven rotary together, and simultaneously, this magnet ring 30 roughly is positioned at the inside that separator 14 is the perisporium 142 of groove shape.

This coiling group 40 is installed in the seal space 15 of this housing parts 10, and roughly be positioned at opposite position around the magnet ring 30, stationary part as electricity generating device, simultaneously, this coiling group 40 is connected with a wire board 41, this wire board 41 is provided with tenminal block 42, but the connection of power supply source line (not shown), and power line can pass from the threading hole 136 of bottom shell body 13.

Secondly, please refer to Fig. 5, micro-hydro generator of the present utility model, can be installed in the water route, after the water inlet 111 of the current self-generating device frame 11 in the water route flows into, just can be guided to each 125 place, jetting hole of branch water plate 12 with dividing water plate 12 gap 122 between the two via frame 11, again via slightly past interior down radial impact first impeller 22 each blade 221 in each jetting hole 125, produce first section rotation to drive the magnet ring 30 that can be used as rotor on second impeller 23, and organize 40 mutual excitatory generations generating effects with the coiling that outer circumferential side can be used as stator, then, should be by slightly down impacting the radially current that flow behind first impeller 22, can be subjected to stopping and oblique guiding of branch water plate 12 below drop-stopping rings 121 immediately, and be imported in the water channel 234 of second impeller 23, and the spiral blade in the water channel 234 233 applied axial water impact, produce second section rotation with the magnet ring 30 that drives on second impeller 23, and organize 40 mutual excitatory generations generating effects with the coiling of outer circumferential side, afterwards, should be by the current of second impeller 23, just can flow to predetermined destination, water route more naturally via water outlet 135 outflows of each through hole 145 of separator 14 belows and bottom shell body 13; Certainly, this coiling group 40 can be exported via tenminal block on the wire board 41 42 and power line, for equipment provides electric power outward by the electric power that excitatory back produces.

What need emphasize is, impeller sets 20 in the foregoing description, mainly be to utilize the first fixing impeller 22 that mutually combines to be placed on the central rotating shaft 21 with second impeller, 23 movable pivots, affixed mutually with minute water plate 12 and separator 14 respectively by central rotating shaft 21 two ends again, first impeller 22 and second impeller 23 are reached to be pushed the effect that produces the interlock rotation, but the utility model does not exceed with this structure, in principle, as long as first impeller 22 and second impeller 23 can be installed in the holding space 16 of housing parts 10, and can be pushed generation interlock rotate effect, just meet spirit of the present utility model, and beneficial effect; Such as, this first impeller 22 can be fixed in (not shown) on the central rotating shaft 21 with second impeller 23, these central rotating shaft 21 two ends are articulated mutually with dividing water plate 12 and separator 14, this structure can make first impeller 22 and second impeller 23 reach equally can be pushed the effect that produces the interlock rotation again; Say for another example, can with the first mutually affixed impeller 22 and second impeller 23 is arbitrary or both are one-body molded go out a rotating shaft part (not shown), in order to articulate mutually, when being pushed, first impeller 22 and second impeller 23 produce the interlock rotation with minute water plate 12 and separator 14.

In sum, micro-hydro generator of the present utility model has following characteristic and beneficial effect:

One, the utility model can rely on first impeller 22 and the design of second impeller, 23 bilobed wheels of mutual interlock, collect flow dynamic in regular turn, make flow dynamic can produce the two-part generating, to realize the fully purpose of generating, even under low hydraulic pressure, also can reach the purpose of abundant generating.

Two, the utility model is provided with on minute water plate 12 slightly toward the interior past jetting hole 125 that has a down dip, one side can make the current of importing impact the blade 221 of first impeller 22 with radial manner, on the other hand can be with in the successfully oblique water channel 234 that is directed to second impeller 23 of the current after be about to impacting, can the two-part water impact can be reached smoothly for the axial current that promote water channel 234 internal spiral shape blades 233 to form.

Three, second impeller 23 of the present utility model not only has the water channel 234 that the stream that can supply water passes through, also has the spiral blade 233 that to collect flow dynamic, add that outer wall just can supply magnet ring 30 suits fix, therefore, can break through the bottleneck of prior art, thereby make the hydroelectric imagination of two-part become reality.

The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.

Claims

1, a kind of micro-hydro generator comprises: a housing parts, have a seal space, and a water inlet that is interconnected, a holding space and an osculum; It is characterized in that this micro-hydro generator also comprises:

One impeller sets, comprise in the holding space that is installed in described housing parts, and can be pushed the rotation and one first impeller and one second impeller of mutual interlock, this first impeller is near this water inlet nose end, can be come from this water inlet and bestow impact via the radially current that this housing parts guiding back forms, produce first section rotation and drive this second impeller, this second impeller is near this water outlet end, can be subjected to impact, quicken rotation to produce second section by the axial current that form behind this first impeller;

One magnet ring is fixed in around second impeller of this impeller sets, can be used as the rotor portion of electricity generating device, and can be by this second impeller driven rotary together;

At least one coiling group is installed in the seal space of this housing parts, and locates with respect to around this magnet ring, can be used as the stationary part of electricity generating device.

2, micro-hydro generator as claimed in claim 1 is characterized in that: this housing parts comprises a frame, one minute water plate, a bottom shell body and a separator, and forms described seal space and holding space; Described water inlet is located at described frame top; Water plate sealing in described minute is positioned described frame near top end, and has a containing groove that can supply this first impeller to hold, this containing groove has a roof, and is provided with at least one at this containing groove perisporium and the current that come from this water inlet can be imported in this containing groove jetting hole with this first impeller of radial impact; This bottom shell body sealing is positioned the bottom of this frame, and forms described osculum; This separator can seal with this frame and this bottom shell body respectively mutually, forms described seal space.

3, micro-hydro generator as claimed in claim 2 is characterized in that: this minute the water plate the jetting hole toward interior toward the several angle that has a down dip.

4, micro-hydro generator as claimed in claim 2 is characterized in that: this separator is the thin body of a cup-shaped.

5, micro-hydro generator as claimed in claim 4 is characterized in that: the thin body of this cup-shaped bottom is provided with the through hole that at least one can be communicated with the osculum of this bottom shell body.

6, micro-hydro generator as claimed in claim 2 is characterized in that: this bottom shell body coiling group relatively position is provided with a threading hole that passes for the power line of this coiling group.

7, micro-hydro generator as claimed in claim 2, it is characterized in that: this impeller sets comprises that also one can be for the central rotating shaft of this first impeller with the movable pivot cover of this second impeller, the top of this central rotating shaft is fixed on the roof of this minute water plate containing groove, and the bottom of this central rotating shaft is fixed on the relative wall of this separator.

8, micro-hydro generator as claimed in claim 7, it is characterized in that: this second impeller comprises a ring wall, a tube wall, and be located between this ring wall and tube wall and with this ring wall and integrated at least one spiral blade of tube wall, formation one can be supplied water and be flowed the axially water channel of circulation between this ring wall, tube wall and spiral blade, and it is fixing for this magnet ring combination with this ring wall outer circumferential face, this tube wall can with the mutual pivot cover of this central rotating shaft, and can with the mutual snap fit of this first impeller formula member that becomes one.

9, micro-hydro generator as claimed in claim 1 is characterized in that: the blade end of this first impeller is cylindric.