CN102364090A - Vertical axis superposed multilayer V-shaped wing fan of breeze power generation and heating device - Google Patents
Vertical axis superposed multilayer V-shaped wing fan of breeze power generation and heating device Download PDFInfo
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- CN102364090A CN102364090A CN2011103408057A CN201110340805A CN102364090A CN 102364090 A CN102364090 A CN 102364090A CN 2011103408057 A CN2011103408057 A CN 2011103408057A CN 201110340805 A CN201110340805 A CN 201110340805A CN 102364090 A CN102364090 A CN 102364090A
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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
- Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction
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Abstract
The invention provides a vertical axis superposed multilayer V-shaped wing fan of a breeze power generation and heating device. The fan comprises a central shaft, connectors and a plurality of layers of blades connected with the central shaft through the connectors, wherein the blades comprises upper blade wings and lower blade wings; the front edges of the upper blade wings are separated from those of the lower blade wings; and the rear edges of the upper blade wings are connected with those of the lower blade wings. By using the wind wheel blades of the vertical superposed V-shaped wings, the wind capturing capacity is improved; and the fan is started in breeze with the speed of 0.5 to 0.7 meter per second and works in breeze with the speed of 1.0 meter per second. The fan is started and works in high power of 1.9 to 2.0 meters per second, and over 1,000 hours of annual power generation time can be increased. The power output of the fan achieves and improves the wind power generation or wind energy heating efficiency. Compared with the traditional wind power generation efficiency and the similar vertical axis wind power generation efficiency, the fan has the advantage of improving the power generation efficiency by over 35 percent.
Description
Technical field
The present invention relates to system's extensibility technology of Wind Power Utilization; Be particularly related to a kind of raising and catch the ability of utilizing of wind regime; The power output that makes it wind energy reaches simultaneously and improves the key equipment that wind-power electricity generation and wind energy heat integral system; Particularly, relate to the vertical shaft stack multilayer V word wing blower fan that breeze wind heats heating installation.
Background technique
Along with the requirement of ecotope and the needs of the energy, the exploitation of new energy comes into one's own day by day.At present, the electric power 85% of China mainly is that the coal electricity provides, and oil 95% is to lean on import.From 2003, coal price promoted very fast, and oil one rises and rises again.Electricity price, combustion gas also face up-trend once more.Domestic every profession and trade with (fuel oil, gas) expense expenditure also constantly rising; Angle from enterprise cuts down the consumption of energy, practices thrift cost and especially seems even more important.
On March 5th, 2010, Premier Wen Jiabao points out in " government work report in 2010 ": " will respond actively climatic change, the low carbon technique of exploitation is promoted high-efficiency energy-saving technology energetically, and the develop actively new and renewable sources of energy is strengthened the intelligent grid construction.Making great efforts to build with the low-carbon emission is the industrial system and the consumption mode of characteristic, plays an active part in reply climatic change international cooperation, promotes whole world reply climatic change and makes further progress." this shows that the development low-carbon economy has become the inevitable requirement that China adjusts economic structure, transforms the mode of development.At present, because the policy support of with clearly defined objective " the 12 " energy conservation plan of the nervous objective situation of energy supply and demand and government reaches along with the pay attention to day by day of all trades and professions to energy-saving and emission-reduction work, for promoting the use of of new energy saving product created huge market.
In the prior art; Fan blade adopts the profile of aviation air-foil as blade more, though this airfoil fan can improve the efficient of blower fan, has reduced noise; But because the profile of airfoil fan is comparatively complicated; Brought inconvenience to manufacturing, and the chord length of airfoil fan must reach length and can produce enough lift, this causes cost of production to improve; And this airfoil fan is difficult to start under breeze conditions and does manual work, and often causes impeller stall or rotating speed low and influence the service behaviour of blower fan.
Summary of the invention
To defective of the prior art, the purpose of this invention is to provide the vertical shaft stack multilayer V word wing blower fan that a kind of breeze wind heats heating installation.
According to an aspect of the present invention; The vertical shaft stack multilayer V word wing blower fan that provides a kind of breeze wind to heat heating installation; Comprise axis, link and pass through the several layers blade that link connects axis, said blade comprises the leaf wing and the inferior lobe wing, wherein; The said upward leading edge of the leaf wing and the leading edge of the said inferior lobe wing are separated, and the said trailing edge of going up the leaf wing is connected with the trailing edge of the said inferior lobe wing.For example, the present invention can install N layer blade, and wherein N is a natural number, and 1 layer, 2 layers, 3 layers, 4 layers, the blade more than 5 layers and 5 layers for example can be installed.Those skilled in the art can be provided with the number of plies of blade according to actual needs to reach the best techniques effect.
Preferably, said leading edge that goes up the leaf wing and the connecting direction between the trailing edge be first string to, the leading edge of the said inferior lobe wing and the connecting direction between the trailing edge are second tangential, wherein, said first string to and second an angle is arranged between tangential.
Preferably, said angle is that 10 degree are to 90 degree.
Preferably, said front side of going up the leaf wing and said inferior lobe wing joint forms circular chamfering, rear side forms fillet.
Preferably, said going up between the leaf wing and the inferior lobe wing is provided with stiffening rib.
Preferably; The trailing flank of said stiffening rib is the V-type convex surface, and the leading flank of said stiffening rib is a U type concave surface, wherein; The trailing flank of said stiffening rib fits tightly in the bottom of said blade leading flank, the leading flank of said stiffening rib and the said rounded chamfering in joint that goes up the leaf wing and the inferior lobe wing.
Preferably; Said stiffening rib is provided with mounting hole, and wherein, the parallel to an axis of said mounting hole in said blade radially; The cross section of said mounting hole is V-shape; Said link comprises the V-shape section bars that cross section and said mounting hole are complementary, and said V-shape section bars is inserted in the said mounting hole, and the opening direction of said V-shape section bars and the opening direction of said blade are consistent.
Preferably, the top wing of said V-shape section bars is parallel to said first string and is parallel to said second tangential to, the following wing of said V-shape section bars.
Preferably, the said upward leaf wing and the inferior lobe wing are symmetrical up and down about a plane, and said axis is perpendicular to said plane, and the leading flank of said blade becomes V-shape face or U font face, and the trailing flank of said blade becomes V-shape face or U font face.
Preferably, the said thickness of going up the leaf wing is that gradual change is narrow in the direction of pointing to front end from its rear end, and the thickness of the said inferior lobe wing is that gradual change is narrow in the direction of pointing to front end from its rear end.
The present invention be directed in traditional horizontal axis of comparing existing Wind Power Utilization and the similar vertical axis windmill utilizes wind energy efficiency low; Utilize the problem that regional extent is little, expense is high; Proposed a kind of wind wheel fan blade that utilizes the vertical overlapping V-type wing, made and catch the key that windability improves; Breeze start-up, gentle breeze are done manual work, and make it power output and reach and improve wind-power electricity generation or wind energy heating efficiency, have improved the use ability of Wind Power Utilization that accounts for low wind energy district and the more rich area of wind energy and city, the rural area of area 76% in China greatly; Its advantage is the power capacity that effectively enlarges in the low following Wind Power Utilization of wind energy district 1.5-3 meter per second, and technology of the present invention is the guardian technique of vertical Wind Power Utilization; The utilization ratio of wind energy power capacity improves, and cost of use is low.
Blower fan provided by the invention can move under any wind speed through rectilinear wind wheel, and wind-force heating efficient can reach more than 40% at present, and the efficient of wind-power electricity generation has only 15%-30%; The wind energy conversion efficiency is higher, and security of operation is practical and convenient more than 40%, and service wear is little.The present tool 0.5-0.7 of product provided by the present invention meter per second breeze start-up starts workmanship wind speed 1.0-1.5 meter per second; High-powerly start, heat fast more than the wind speed 3.5-5.0 meter per second, can reach 55 ℃ of-70 ℃ of water temperatures at the 1.9-2.0 meter per second; Comparing traditional wind-power electricity generation can improve more than 35% with similar vertical axis wind power generation efficient.Can adopt glass fibre reinforced plastics and graphite fiber or the like composite material in material technology; Its low cost, high efficiency, zero energy consumption, zero-emission, low noise, pollution-free; Once investment is permanent is benefited.The present invention meets international and domestic requirement to the energy-conserving and environment-protective low-carbon economy, and not seeing both at home and abroad has like product and perfect system technological achievement, and technology provided by the present invention is leading both at home and abroad, fills the domestic gaps, and market prospects are wide huge.
Description of drawings
Through reading the detailed description of non-limiting example being done with reference to following accompanying drawing, it is more obvious that other features, objects and advantages of the present invention will become:
Fig. 1 illustrates the structural representation that breeze wind according to the present invention heats the vertical shaft stack multilayer V word wing blower fan of heating installation;
Fig. 2 illustrates the cross section structure schematic representation of blade in the vertical shaft stack multilayer V word wing blower fan that breeze wind according to the present invention heats heating installation;
Fig. 3 illustrates the structural representation of blade and stiffening rib Placement in the vertical shaft stack multilayer V word wing blower fan that breeze wind according to the present invention heats heating installation;
Fig. 4 illustrates the embodiment that breeze wind according to the present invention heats the vertical shaft stack multilayer V word wing blower fan of heating installation;
Fig. 5 illustrates another embodiment that breeze wind according to the present invention heats the vertical shaft stack multilayer V word wing blower fan of heating installation;
Fig. 6 illustrates the side structure schematic representation of blade of a preference that breeze wind according to the present invention heats the vertical shaft stack multilayer V word wing blower fan of heating installation.
Embodiment
Heat the vertical shaft stack multilayer V word wing blower fan of heating installation according to breeze wind provided by the invention; Comprise axis 8, link 5 and pass through the several layers blade 8 that link connects axis; Said blade comprises the leaf wing 1 and the inferior lobe wing 2, and wherein, the leading edge 11 of the said upward leaf wing is separated with the leading edge 21 of the said inferior lobe wing; The said trailing edge 12 of going up the leaf wing is connected the said leaf wing and the inferior lobe wing gone up about symmetrical about the plane with the trailing edge 22 of the said inferior lobe wing; Said axis is perpendicular to said plane, and the leading flank of said blade becomes V-shape face or U font face, and the trailing flank of said blade becomes V-shape face or U font face.The said thickness of going up the leaf wing is that gradual change is narrow in the direction of pointing to front end from its rear end, and the thickness of the said inferior lobe wing is that gradual change is narrow in the direction of pointing to front end from its rear end.Such design makes blade can utilize gentle breeze, and is guaranteeing to save material under the prerequisite that blade and gentle breeze surface of contact are enough big and structural strength is enough strong.Wherein, On the passable axis multilayer blade 8 can be installed among the present invention, 3 layers of blade for example have been installed among Fig. 1, and in other embodiments; Those skilled in the art can install 2 layers or the blade more than 3 layers according to actual needs, make space availability ratio improve greatly.
Preferably; The present invention is installed on the wind energy wheel hub; The output of wind energy power is with generator or heat speed changer and be connected, and can realize improving vertical shaft is caught the power wind regime when gentle breeze the ability of utilizing, the wind-force of any direction of rectilinear 360 degree capable of using; Utilize the streamlined fan blade of V-shape wing wind wheel can reach when gentle breeze and start, the maximum Driving force of wind capable of using promotes to move ahead in the V leaf wing that starts rotation; And can make wind flow to Ye Yishang, shunting downwards during fairshaped V-type leaf wing inner rotary, reduce the resistance of wind energy, reach the ability that the gentle breeze wind energy is used in maximization from you; The generating and the heating efficiency of wind-force have been improved on year-on-year basis.
Particularly, said leading edge that goes up the leaf wing and the connecting direction between the trailing edge be first string to, the leading edge of the said inferior lobe wing and the connecting direction between the trailing edge are second tangential, wherein, said first string to and second an angle is arranged between tangential.Preferably; Said angle be 5 degree to 90 degree, further preferably, said angle can be 10 degree, 20 degree, 40 degree or 50 degree; Such angle design on the one hand can be so that the blade leading flank be bigger to the resistance of gentle breeze, on the other hand can be so that the blade trailing flank is less to the resistance of differential.Wherein, said front side of going up the leaf wing and said inferior lobe wing joint forms circular chamfering, rear side forms fillet, thus reinforced structure intensity.
The structure of blade of the present invention can effectively enlarge the power capacity of blower fan in the low following Wind Power Utilization of wind energy district 3 meter per seconds, and energy conversion rate is high, and the power output of comparing traditional horizontal axis and similar vertical axis windmill is higher, and making it generating efficiency can improve more than 35%.Therefore one of main feature of the present invention is that to start wind speed low, and tool 0.5-0.7 meter per second breeze start-up starts workmanship wind speed 1.0 meter per seconds. the high-power startup at the 1.9-2.0 meter per second done manual work, and can increase mutually then generating dutation more than 1000 hours.Its low cost, high efficiency, zero energy consumption, zero-emission, low noise, pollution-free; Once investment is permanent is benefited.The wind energy thermal technology is in constantly development over nearly 4 years, and prototype experiment has reached designing requirement.
More particularly, said going up between the leaf wing and the inferior lobe wing is provided with stiffening rib 4.The trailing flank of said stiffening rib is the V-type convex surface; The leading flank of said stiffening rib is a U type concave surface; Wherein, the trailing flank of said stiffening rib fits tightly in the bottom of said blade leading flank, the leading flank of said stiffening rib and the said rounded chamfering in joint that goes up the leaf wing and the inferior lobe wing.Wherein, said stiffening rib can be connected with said blade in several ways, for example can be fixedly connected through welding, bonding, mode such as glued joint, rivet, be spirally connected.As the mode of riveting is as shown in Figure 3, is fixedly connected through rivet 9.Through the further structural strength of reinforced blade of stiffening rib.
Preferably; Said stiffening rib is provided with mounting hole 3, and wherein, the parallel to an axis of said mounting hole in said blade radially; The cross section of said mounting hole is V-shape; Said link comprises the V-shape section bars that cross section and said mounting hole are complementary, and said V-shape section bars is inserted in the said mounting hole, and the opening direction of said V-shape section bars and the opening direction of said blade are consistent.The top wing 31 of said V-shape section bars is parallel to said first string and is parallel to said second tangential to, the following wing 32 of said V-shape section bars.Said like this link has also played the effect that utilizes gentle breeze playing outside the effect that connects blade and axis, has improved the utilization ratio of blower fan integral body to wind-force.
In embodiment of the present invention, like Fig. 5, shown in Figure 6, among the figure: 40 is external wind wheel, and 50 is interior fan blade; 60 is wheel hub, and 70 is gear-box, and 80 is generator, and 90 are vertical rod; 100 is disk, and 110 is pipe, and 120 is annulus, and 130 is axle sleeve; 140 is separated for reinforcing, and 61 is vertical axis aerogenerator, and 62 are the insulation floating drum, and 63 is water tank.
More than specific embodiment of the present invention is described.It will be appreciated that the present invention is not limited to above-mentioned specific implementations, those skilled in the art can make various distortion or modification within the scope of the claims, and this does not influence flesh and blood of the present invention.
Claims (10)
1. a breeze wind heats the vertical shaft stack multilayer V word wing blower fan of heating installation; Comprise axis, link and pass through the several layers blade that link connects axis; It is characterized in that said blade comprises the leaf wing and the inferior lobe wing, wherein; The said upward leading edge of the leaf wing and the leading edge of the said inferior lobe wing are separated, and the said trailing edge of going up the leaf wing is connected with the trailing edge of the said inferior lobe wing.
2. breeze wind according to claim 1 heats the vertical shaft stack multilayer V word wing blower fan of heating installation; It is characterized in that; Said leading edge that goes up the leaf wing and the connecting direction between the trailing edge be first string to; The leading edge of the said inferior lobe wing and the connecting direction between the trailing edge are second tangential, wherein, said first string to and second an angle is arranged between tangential.
3. breeze wind according to claim 2 heats the vertical shaft stack multilayer V word wing blower fan of heating installation, it is characterized in that said angle is that 10 degree are to 90 degree.
4. heat the vertical shaft stack multilayer V word wing blower fan of heating installation according to each described breeze wind in the claim 1 to 3, it is characterized in that said front side of going up the leaf wing and said inferior lobe wing joint forms circular chamfering, rear side forms fillet.
5. heat the vertical shaft stack multilayer V word wing blower fan of heating installation according to each described breeze wind in the claim 1 to 4, it is characterized in that said going up between the leaf wing and the inferior lobe wing is provided with stiffening rib.
6. breeze wind according to claim 5 heats the vertical shaft stack multilayer V word wing blower fan of heating installation; It is characterized in that; The trailing flank of said stiffening rib is the V-type convex surface, and the leading flank of said stiffening rib is a U type concave surface, wherein; The trailing flank of said stiffening rib fits tightly in the bottom of said blade leading flank, the leading flank of said stiffening rib and the said rounded chamfering in joint that goes up the leaf wing and the inferior lobe wing.
7. heat the vertical shaft stack multilayer V word wing blower fan of heating installation according to claim 5 or 6 described breeze winds; It is characterized in that; Said stiffening rib is provided with mounting hole, and wherein, the parallel to an axis of said mounting hole in said blade radially; The cross section of said mounting hole is V-shape; Said link comprises the V-shape section bars that cross section and said mounting hole are complementary, and said V-shape section bars is inserted in the said mounting hole, and the opening direction of said V-shape section bars and the opening direction of said blade are consistent.
8. breeze wind according to claim 7 heats the vertical shaft stack multilayer V word wing blower fan of heating installation; It is characterized in that; The top wing of said V-shape section bars is parallel to said first string and is parallel to said second tangential to, the following wing of said V-shape section bars.
9. heat the vertical shaft stack multilayer V word wing blower fan of heating installation according to each described breeze wind in the claim 1 to 8; It is characterized in that; The said upward leaf wing and the inferior lobe wing are symmetrical up and down about a plane; Said axis is perpendicular to said plane, and the leading flank of said blade becomes V-shape face or U font face, and the trailing flank of said blade becomes V-shape face or U font face.
10. heat the vertical shaft stack multilayer V word wing blower fan of heating installation according to each described breeze wind in the claim 1 to 9; It is characterized in that; The said thickness of going up the leaf wing is that gradual change is narrow in the direction of pointing to front end from its rear end, and the thickness of the said inferior lobe wing is that gradual change is narrow in the direction of pointing to front end from its rear end.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103408057A CN102364090A (en) | 2011-11-02 | 2011-11-02 | Vertical axis superposed multilayer V-shaped wing fan of breeze power generation and heating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103408057A CN102364090A (en) | 2011-11-02 | 2011-11-02 | Vertical axis superposed multilayer V-shaped wing fan of breeze power generation and heating device |
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| CN102364090A true CN102364090A (en) | 2012-02-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011103408057A Pending CN102364090A (en) | 2011-11-02 | 2011-11-02 | Vertical axis superposed multilayer V-shaped wing fan of breeze power generation and heating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103303152A (en) * | 2013-06-28 | 2013-09-18 | 郑州龙西湖科技有限公司 | Automotive and electric vehicle equipped with movable wind power generation device with safety net |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5971820A (en) * | 1995-08-18 | 1999-10-26 | Morales; Juan Alberto | Parallel fluid flow wind and water mills |
| RU2281410C1 (en) * | 2005-01-28 | 2006-08-10 | Билал Хантимирович Ишмуратов | Rotor-tire windmill |
| CN201818426U (en) * | 2010-09-21 | 2011-05-04 | 青海风发科技发展有限公司 | Vertical axis wind turbine |
| CN102128130A (en) * | 2011-04-13 | 2011-07-20 | 天津理工大学 | Resistance type vertical axis wind turbine |
| CN202391648U (en) * | 2011-11-02 | 2012-08-22 | 上海瑞堃新能源科技有限公司 | Vertical axis-superposed multilayer V-shaped wing fan for breeze power generating and heating supply device |
-
2011
- 2011-11-02 CN CN2011103408057A patent/CN102364090A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5971820A (en) * | 1995-08-18 | 1999-10-26 | Morales; Juan Alberto | Parallel fluid flow wind and water mills |
| RU2281410C1 (en) * | 2005-01-28 | 2006-08-10 | Билал Хантимирович Ишмуратов | Rotor-tire windmill |
| CN201818426U (en) * | 2010-09-21 | 2011-05-04 | 青海风发科技发展有限公司 | Vertical axis wind turbine |
| CN102128130A (en) * | 2011-04-13 | 2011-07-20 | 天津理工大学 | Resistance type vertical axis wind turbine |
| CN202391648U (en) * | 2011-11-02 | 2012-08-22 | 上海瑞堃新能源科技有限公司 | Vertical axis-superposed multilayer V-shaped wing fan for breeze power generating and heating supply device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103303152A (en) * | 2013-06-28 | 2013-09-18 | 郑州龙西湖科技有限公司 | Automotive and electric vehicle equipped with movable wind power generation device with safety net |
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Application publication date: 20120229 |