CN205078391U - Low -speed vertical axis rivers generator - Google Patents
Low -speed vertical axis rivers generator Download PDFInfo
- Publication number
- CN205078391U CN205078391U CN201520754586.0U CN201520754586U CN205078391U CN 205078391 U CN205078391 U CN 205078391U CN 201520754586 U CN201520754586 U CN 201520754586U CN 205078391 U CN205078391 U CN 205078391U
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- Prior art keywords
- main shaft
- rotational sleeve
- blade
- water flow
- speed vertical
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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
- Y02E10/20—Hydro energy
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- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The utility model discloses a low -speed vertical axis rivers generator, include: and a support. The main shaft is fixed on the support, rotating sleeve is with main shaft normal running fit and rotating sleeve's the axis and the dead in line of main shaft, a plurality of blades, each blade pass through the bracing piece to be fixed on rotating sleeve, and the length direction of blade is parallel with the axis of main shaft. The utility model discloses a rotating sleeve and main shaft normal running fit and rotating sleeve's the axis and the dead in line of main shaft, each blade passes through the bracing piece to be fixed on rotating sleeve, and the length direction of blade is parallel with the axis of main shaft, this kind of vertical axis water wheels structure, to the water flow direction no requirement (NR), the generating efficiency is higher, lift type blade be can adopt when actually utilizing, water wheels rotational speed and generating efficiency are further improved.
Description
Technical field
The utility model relates to generator, is specifically related to slow speed vertical axle water flow generator.
Background technique
The water flow of ocean, rivers etc., contain huge energy, and during the year of its flowing time, number is higher.The seawater velocity in common marine site, how at 0.5 ~ 2m/s, its energy density is equivalent to the wind energy of 4.7m/s ~ 18.7m/s, after it effectively being utilized, can utilize generating dutation will much larger than wind-powered electricity generation in year.
The utilization of current ocean energy, concentrates on wave, tidal power generation etc. mostly, and the energy density of the energy utilized is low, and intermittent large.Directly utilize the kinetic energy power generation of current, can not only metric density large, and the time can be utilized long, but its technology is rare and immature at present, the published imagination utilizing flow energy electricity generating device on a small quantity, for resistance type water wheels or the water wheels being similar to horizontal axis blower fan, to be improved in generating efficiency etc.
As number of patent application be CN201320591649.6 patent document discloses a kind of water flow generator, comprise buoy and generator set; buoy is connected with the external runner of generator set by rope; two identical generator unit structures are staggered relatively; outside is water proof cover; buoy drives external runner to rotate by rope, drive electrical generators generates electricity, and a spiral elasticity device and generator are also housed inside generator set.
Above-mentioned patent documentation utilizes buoy to drive external runner to rotate, and this kind of mode waterpower utilization rate is lower.And existing hydro-electric power generating equipment underwater sealing complex structure, sealing effect is not ideal enough.
Model utility content
The utility model, for the problems referred to above, overcomes at least one deficiency, proposes a kind of slow speed vertical axle water flow generator.Solve the existing hydro-electric power generating equipment problem that efficiency is lower under low flow velocity environment.
The technological scheme that the utility model is taked is as follows:
A kind of slow speed vertical axle water flow generator, comprising:
Support;
Main shaft, fixes on the bracket;
Rotational sleeve, coordinates with main axis and the dead in line of the axis of rotational sleeve and main shaft;
Multiple blade, each blade is fixed on rotational sleeve by strut, and the axis being parallel of the length direction of blade and main shaft.
Rotational sleeve coordinates with main axis and the dead in line of the axis of rotational sleeve and main shaft, each blade is fixed on rotational sleeve by strut, and the axis being parallel of the length direction of blade and main shaft, this vertical shaft water wheels structure, to water (flow) direction no requirement (NR), generating efficiency is higher; Lift-type blade can be adopted during practice, improve water wheels rotating speed and generating efficiency further.
Further, described rotational sleeve one end is closed, and one end open, the bottom of described main shaft is stretched in described rotational sleeve.
Rotational sleeve one end seals, and this structure makes the driving component between rotational sleeve and main shaft be arranged in seal space completely, affects without seawater corrosion.And the closed end of rotational sleeve is positioned at below water line when installing, the opening end of rotational sleeve is positioned at above water line.
Further, described main shaft is provided with multiple bearing, described bearing outside is on main shaft and the inner ring of bearing is relative with main shaft fixing; The madial wall of described rotational sleeve has multiple columned spacing space for holding described bearing.
Effectively can reduce friction by bearing, improve generating efficiency, rotational sleeve can be rotated by relative main preferably.
Further, described rotational sleeve comprises multiple hub portion, relatively fixing by sleeve pipe between adjacent two hub portion; The inner chamber of each hub portion forms described spacing space, and the upper end of hub portion is topmost fixed with the sleeve pipe extended to main shaft upper end, and hub portion is bottom fixed with the Sealing making rotational sleeve lower end closed.
Can form spacing space preferably by arranging hub portion, and the design of multiple hub portion can ensure that rotational sleeve can rotate by relative main preferably; Relatively fixing by sleeve pipe between adjacent two hub portion, both transmitting torque also ensured that lower hub was synchronous.The upper end of hub portion is topmost fixed with the sleeve pipe extended to main shaft upper end, and to be coordinated with generator by this sleeve pipe and drive corresponding assembly to move, Sealing can ensure that rotational sleeve lower end is closed.
Further, the generator be arranged on main shaft is also comprised; Described generator comprises the relatively-stationary stator module with main shaft, and with the relatively-stationary rotor assembly in described rotational sleeve upper end.
Rotational sleeve rotates and drives rotor assembly relative stator assembly to rotate, thus cutting magnetic induction line, complete power generation operation.When practice, generator can be outer steel rotator type.
Further, described rotor assembly has movable sealing structure away between the side of blade and main shaft.
Further, also comprise buoyancy tank, described support is fixed on buoyancy tank, and blade is all positioned at the below of buoyancy tank.
Can automatically regulate the water wheels degree of depth by arranging buoyancy tank, ensureing that motive sealing is positioned at above water line all the time, avoid seawater etc. to infiltrate generator and bearing etc., initiating failure from movable sealing structure; And based on employing buoyancy tank, effectively can utilize subsurface runoff.
Further, the fixing position-limited lever fixed with external structure on described buoyancy tank.
Buoyancy tank can be spacing by position-limited lever, and effectively can reduce jolting of buoyancy tank and generator, during practice, position-limited lever can be fixed on seabed, also can be fixed on from the support that bank is stretched out.
The beneficial effects of the utility model are: rotational sleeve coordinates with main axis and the dead in line of the axis of rotational sleeve and main shaft, each blade is fixed on rotational sleeve by strut, and the axis being parallel of the length direction of blade and main shaft, this vertical shaft water wheels structure, to water (flow) direction no requirement (NR), generating efficiency is higher; Lift-type blade can be adopted during practice, improve water wheels rotating speed and generating efficiency further.
Accompanying drawing illustrates:
Fig. 1 is the schematic diagram of the utility model slow speed vertical axle water flow generator.
In figure, each reference character is:
1, position-limited lever, 2, buoyancy tank, 3, support, 4, rotor assembly, 5, stator module, 6, movable sealing structure, 7, main shaft, 8, water line, 9, rotational sleeve, 10, sleeve pipe, 11, blade, 12, strut, 13, hub portion, 14, spacing space, 15, bearing, 16, Sealing.
Embodiment:
Below in conjunction with each accompanying drawing, the utility model is described in detail.
As shown in Figure 1, a kind of slow speed vertical axle water flow generator, comprising:
Support 3;
Main shaft 7, is fixed on support 3;
Rotational sleeve 9, is rotatably assorted with main shaft 7 and the axis of rotational sleeve 9 and the dead in line of main shaft;
Multiple blade 11, each blade is fixed on rotational sleeve by strut 12, and the axis being parallel of the length direction of blade and main shaft 7.
In the present embodiment, rotational sleeve 9 one end is closed, and one end open, the bottom of main shaft 7 is stretched in rotational sleeve.Rotational sleeve one end seals, and this structure makes the driving component between rotational sleeve and main shaft be arranged in seal space completely, affects without seawater corrosion.And the closed end of rotational sleeve 9 is positioned at below water line 8 when installing, the opening end of rotational sleeve is positioned at above water line 8.
In the present embodiment, main shaft is provided with multiple bearing 15, bearing outside is on main shaft and the inner ring of bearing is relative with main shaft fixing; The madial wall of rotational sleeve has multiple columned spacing space 14 for holding bearing.Effectively can reduce friction by bearing, improve generating efficiency, rotational sleeve can be rotated by relative main preferably.
In the present embodiment, rotational sleeve 9 comprises multiple hub portion 13, relatively fixing by sleeve pipe 10 between adjacent two hub portion 13; The inner chamber of each hub portion forms spacing space 14, and the upper end of hub portion is topmost fixed with the sleeve pipe 10 extended to main shaft upper end, and hub portion is bottom fixed with the Sealing 16 making rotational sleeve lower end closed.Can form spacing space preferably by arranging hub portion, and the design of multiple hub portion can ensure that rotational sleeve can rotate by relative main preferably; Relatively fixing by sleeve pipe between adjacent two hub portion, both transmitting torque also ensured that lower hub was synchronous.The upper end of hub portion is topmost fixed with the sleeve pipe extended to main shaft upper end, and to be coordinated with generator by this sleeve pipe and drive corresponding assembly to move, Sealing can ensure that rotational sleeve lower end is closed.
Slow speed vertical axle water flow generator also comprises the generator be arranged on main shaft; Generator comprises the relatively-stationary stator module 5 with main shaft 7, and rotor assembly 4 relatively-stationary with rotational sleeve 9 upper end.Rotational sleeve rotates and drives rotor assembly relative stator assembly to rotate, thus cutting magnetic induction line, complete power generation operation.When practice, generator can be outer steel rotator type.
In the present embodiment, rotor assembly 4 has movable sealing structure 6 away between the side of blade and main shaft, and as shown in the figure, movable sealing structure is labyrinth structure, and motive sealing adopts contactless labyrinth structure, can effectively reduce surface friction drag, increases generating efficiency.
In the present embodiment, slow speed vertical axle water flow generator also comprises and also comprises buoyancy tank 2, and support 3 is fixed on buoyancy tank, and blade 11 is all positioned at the below of buoyancy tank; The fixing position-limited lever 1 fixed with external structure on buoyancy tank 2.Can automatically regulate the water wheels degree of depth by arranging buoyancy tank, ensureing that motive sealing is positioned at above water line all the time, avoid seawater etc. to infiltrate generator and bearing etc., initiating failure from movable sealing structure; And based on employing buoyancy tank, effectively can utilize subsurface runoff.Buoyancy tank can be spacing by position-limited lever, and effectively can reduce jolting of buoyancy tank and generator, during practice, position-limited lever can be fixed on seabed, also can be fixed on from the support that bank is stretched out.
In the present embodiment, rotational sleeve coordinates with main axis and the dead in line of the axis of rotational sleeve and main shaft, each blade is fixed on rotational sleeve by strut, and the axis being parallel of the length direction of blade and main shaft, this vertical shaft water wheels structure, to water (flow) direction no requirement (NR), generating efficiency is higher; Lift-type blade can be adopted during practice, improve water wheels rotating speed and generating efficiency further.
The slow speed vertical axle water flow generator of the present embodiment also can be used for peculiar to vessel, now can economizing buoyancy tank and position-limited lever (substituting with hull), only main shaft need be extended, and hinge being connected to hull, to pack up when exercising, puts down when berthing by being hinged; For convenience of safeguarding, bearing filler port and oil leak hole, in inner side, main shaft connect corresponding tubule in advance, just oil pump can be utilized to safeguard at top.
The foregoing is only preferred embodiment of the present utility model; not thereby scope of patent protection of the present utility model is namely limited; the equivalent structure transformation that every utilization the utility model specification and accompanying drawing content are done; directly or indirectly be used in the technical field that other are relevant, be all in like manner included in protection domain of the present utility model.
Claims (8)
1. a slow speed vertical axle water flow generator, is characterized in that, comprising:
Support;
Main shaft, fixes on the bracket;
Rotational sleeve, coordinates with main axis and the dead in line of the axis of rotational sleeve and main shaft;
Multiple blade, each blade is fixed on rotational sleeve by strut, and the axis being parallel of the length direction of blade and main shaft.
2. slow speed vertical axle water flow generator as claimed in claim 1, is characterized in that, described rotational sleeve one end is closed, and one end open, the bottom of described main shaft is stretched in described rotational sleeve.
3. slow speed vertical axle water flow generator as claimed in claim 2, it is characterized in that, described main shaft is provided with multiple bearing, described bearing outside is on main shaft and the inner ring of bearing is relative with main shaft fixing; The madial wall of described rotational sleeve has multiple columned spacing space for holding described bearing.
4. slow speed vertical axle water flow generator as claimed in claim 3, it is characterized in that, described rotational sleeve comprises multiple hub portion, relatively fixing by sleeve pipe between adjacent two hub portion; The inner chamber of each hub portion forms described spacing space, and the upper end of hub portion is topmost fixed with the sleeve pipe extended to main shaft upper end, and hub portion is bottom fixed with the Sealing making rotational sleeve lower end closed.
5. slow speed vertical axle water flow generator as claimed in claim 1, is characterized in that, also comprise the generator be arranged on main shaft; Described generator comprises the relatively-stationary stator module with main shaft, and with the relatively-stationary rotor assembly in described rotational sleeve upper end.
6. slow speed vertical axle water flow generator as claimed in claim 5, is characterized in that, described rotor assembly has movable sealing structure away between the side of blade and main shaft.
7. slow speed vertical axle water flow generator as claimed in claim 6, it is characterized in that, also comprise buoyancy tank, described support is fixed on buoyancy tank, and blade is all positioned at the below of buoyancy tank.
8. slow speed vertical axle water flow generator as claimed in claim 7, is characterized in that, the fixing position-limited lever fixed with external structure on described buoyancy tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520754586.0U CN205078391U (en) | 2015-09-25 | 2015-09-25 | Low -speed vertical axis rivers generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520754586.0U CN205078391U (en) | 2015-09-25 | 2015-09-25 | Low -speed vertical axis rivers generator |
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| Publication Number | Publication Date |
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| CN205078391U true CN205078391U (en) | 2016-03-09 |
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| CN201520754586.0U Active CN205078391U (en) | 2015-09-25 | 2015-09-25 | Low -speed vertical axis rivers generator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134454A (en) * | 2015-09-25 | 2015-12-09 | 杭州恒龙新能源科技有限公司 | Low-speed vertical-axis water generator |
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2015
- 2015-09-25 CN CN201520754586.0U patent/CN205078391U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134454A (en) * | 2015-09-25 | 2015-12-09 | 杭州恒龙新能源科技有限公司 | Low-speed vertical-axis water generator |
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