CN204984718U - Novel vertical axis rotor - Google Patents

Abstract

The utility model provides a novel vertical axis rotor, by four group's flabellum fabrics one -tenth, four flabellums group around the main pivot evenly distributed of group, its characterized in that: flabellum group of every group all is the arc, and flabellum group of every group is equipped with big flabellum and little flabellum, and big flabellum and little flabellum all are the arc, and big flabellum and little flabellum arc length are than being 1.5: 1-2.5: 1, big flabellum links to each other with the wind wheel frame through big flabellum pivot, still is equipped with big flabellum light disc spring in the bottom of big flabellum pivot, still is equipped with big flabellum and blocks the pole on the wind wheel frame, little flabellum links to each other with the wind wheel frame through little flabellum pivot, still is equipped with little flabellum light disc spring in the bottom of little flabellum pivot, still is equipped with little flabellum and blocks the pole on the wind wheel frame, still be equipped with the big flabellum elasticity board that leaks out on big flabellum, the board is leaked out to big flabellum elasticity be the rectangle, be close to big flabellum pivot limit, go up below all with big flabellum body disconnection, keep away from big flabellum pivot limit and this body coupling of flabellum greatly, still be equipped with the little flabellum elasticity board that leaks out on little flabellum, the board is leaked out to little flabellum elasticity is the rectangle, be close to little flabellum pivot limit, go up below all with the disconnection of little flabellum body, keep away from little flabellum pivot limit and little this body coupling of flabellum.

Description

A kind of Novel vertical shaft wind wheel

Technical field

This practicality newly relates to wind generating unit, specifically a kind of Novel vertical shaft wind wheel.

Background technique

Vertical axis aerogenerator is a kind of novel wind-driven generator, and such generator generally has the following advantages: 1, do not change wind-force impeller towards prerequisite under, be adapted to the wind that all directions blow, do not need steering equipment, structure is simple, failure rate is low; 2, greatly, can obtain larger thrust when gentle breeze, generating efficiency is higher for impeller and wind area of contact; 3, be suitable for power, generator that weight is larger, generating efficiency can be improved further.But also there are some problems in the type generator, as name is called " vertical shaft type aerogenerator device " (application number: 200920073134.0), change technological scheme and mainly there is following problem: 1, because such wind power generator efficiency is larger, when wind-force is larger, the power that impeller produces is comparatively large, easily causes transmission device, electricity generating device to damage.Although 2, such generator normally runs and requires not quite, to need larger startup wind-force to wind-force.3, the backhaul windage of such generator flabellum is comparatively large, makes it be restricted to a certain extent the utilization ratio of wind energy.

Summary of the invention

The utility model is a kind of Novel vertical shaft wind wheel, is made up of four groups of flabellum groups, and four groups of flabellum groups are uniformly distributed around main shaft.Often organize flabellum group all curved, often organize flabellum group and be provided with large flabellum and little flabellum, large flabellum and little flabellum all curved, large flabellum and little flabellum arc length are than being 1.5:1 ~ 2.5:1.Large flabellum is connected with wind wheel framework by large flabellum rotating shaft, large flabellum lightweight disc spring is also provided with in the bottom of large flabellum rotating shaft, under the effect of large flabellum lightweight disc spring, large flabellum can be closed voluntarily, wind wheel framework is also provided with large flabellum countercheck rod, when large flabellum is closed, closedown amplitude can not exceed large flabellum countercheck rod.Little flabellum is connected with wind wheel framework by little flabellum rotating shaft, little flabellum lightweight disc spring is also provided with in the bottom of little flabellum rotating shaft, under the effect of little flabellum lightweight disc spring, little flabellum can be closed voluntarily, wind wheel framework is also provided with little flabellum countercheck rod, when little flabellum is closed, closedown amplitude can not exceed little flabellum countercheck rod.Large flabellum is also provided with large flabellum elasticity to leak out plate, the large flabellum elasticity plate that leaks out is rectangle, near large flabellum rotating shaft limit, above all to disconnect with large flabellum body below, be connected with large flabellum body away from large flabellum rotating shaft limit, when wind-force is excessive, the large flabellum elasticity plate that leaks out can open several angle, voluntarily to reduce the wind-force that large flabellum obtains.Little flabellum is also provided with little flabellum elasticity to leak out plate, the little flabellum elasticity plate that leaks out is rectangle, near little flabellum rotating shaft limit, above all to disconnect with little flabellum body below, be connected with little flabellum body away from little flabellum rotating shaft limit, when wind-force is excessive, the little flabellum elasticity plate that leaks out can open several angle, voluntarily to reduce the wind-force that little flabellum obtains.

As improvement, large flabellum and little flabellum arc length are than being 2:1, large flabellum, little flabellum arc length ratio are when this value, and large flabellum can bear larger wind-force effect in outer end with larger area, also can reduce the impact swinging and impact entire system stability when large flabellum backhaul.

As improvement, large flabellum, little flabellum bulk material are pultrusion type glass fibre reinforced plastics.This material has good durability and corrosion resistance, the corrosion of acid-and base-resisting and atmosphere environment, must periodic maintenance, uniform in material, and pliability is strong, consistent size, the features such as smooth surface.

As improvement, large flabellum elasticity plate, the little flabellum elasticity plate material that leaks out that leaks out is high-strength spring steel.This material both can ensure to have sufficient intensity, larger inleakage is not had under low wind regime condition, also ensure enough elasticity, can ensure surmounting the generation distortion realization effect of leaking out under design limit wind friction velocity, this material also ensures to have higher fatigue life.

As improvement, large flabellum elasticity plate, the little flabellum elasticity plate material that leaks out that leaks out is high-intensity high-tenacity PVC composite material, this material both can ensure that the strength of materials was enough, also can ensure surmounting the generation distortion realization effect of leaking out under design limit wind friction velocity, and its cost is lower.

The beneficial effects of the utility model are:

(1) to leak out plate by arranging leak out plate and little flabellum elasticity of large flabellum elasticity, when wind-force is excessive, wind-force effect can be effectively reduced, the devices such as available protecting transmission device, generator.

(2) by arranging large flabellum and little flabellum, backhaul windage can effectively be reduced.When flabellum packet size is larger, can realize larger torsional moment, but the revolution that larger flabellum group produces when turning round is impacted comparatively large, during revolution, the resistance of air of overall flabellum is also larger.And flabellum group is set to large flabellum and little flabellum two-part, the back stroke impact of flabellum group is disperseed, also reduces resistance of air during backhaul.

(3) by arranging arc flabellum group, comparatively high thrust can be produced to flabellum group afterbody in gentle breeze situation, startup wind-force of the present utility model is reduced, be easy to start.

(4) large flabellum elasticity plate and the little flabellum elasticity plate that leaks out that leaks out plays the effect of linking up flabellum two sidewind blast when flabellum backhaul, to ensure that flabellum both sides blast is balanced, does not make flabellum produce unstable oscillation, causes radial imbalance force to main shaft.

Accompanying drawing explanation

Fig. 1 is the utility model unitary construction schematic diagram

Fig. 2 is the utility model plan view (windless condition)

Fig. 3 is the utility model plan view (having wind state)

Fig. 4 position wind wheel support schematic diagram

Fig. 5 is large flabellum schematic diagram

Fig. 6 is little flabellum schematic diagram

Fig. 7 is large flabellum schematic diagram (blow down condition)

Fig. 8 is little flabellum schematic diagram (blow down condition)

Fig. 9 position flabellum group schematic diagram

Be specially: large flabellum rotating shaft 1, large flabellum lightweight disc spring 2, large flabellum 3, large flabellum elasticity is leaked out plate 3.1, large flabellum countercheck rod 4, little flabellum rotating shaft 5, little flabellum lightweight disc spring 6, little flabellum 7, little flabellum elasticity is leaked out plate 7.1, little flabellum countercheck rod 8, main shaft 9, wind wheel framework 10, flabellum group 11.

Embodiment

With reference to the accompanying drawings, the utility model is a kind of Novel vertical shaft wind wheel, is made up of four groups of flabellum groups 11, and four groups of flabellum groups 11 are uniformly distributed around main shaft 9.Often organize flabellum group 11 all curved, often organize flabellum group 11 and be provided with large flabellum 3 and little flabellum 7, large flabellum 3 and little flabellum 7 all curved, large flabellum 3 and little flabellum 7 arc length are than being 2:1.Large flabellum 3 is connected with wind wheel framework 10 by large flabellum rotating shaft 1, large flabellum lightweight disc spring 2 is also provided with in the bottom of large flabellum rotating shaft 1, under the effect of large flabellum lightweight disc spring 2, under windless condition, large flabellum 3 can be closed voluntarily, wind wheel framework 10 is also provided with large flabellum countercheck rod 4, and when large flabellum 3 is closed, closedown amplitude can not exceed large flabellum countercheck rod 4.Little flabellum 7 is connected with wind wheel framework 10 by little flabellum rotating shaft 5, little flabellum lightweight disc spring 6 is also provided with in the bottom of little flabellum rotating shaft 5, under the effect of little flabellum lightweight disc spring 6, when windless condition, little flabellum 7 can be closed voluntarily, wind wheel framework 10 is also provided with little flabellum countercheck rod 8, and when little flabellum 7 is closed, closedown amplitude can not exceed little flabellum countercheck rod 8.Large flabellum 3 is also provided with large flabellum elasticity to leak out plate 3.1, large flabellum elasticity leaks out plate 3.1 for rectangle, near large flabellum rotating shaft limit, above all to disconnect with large flabellum 3 body below, is connected away from large flabellum rotating shaft limit with large flabellum 3 body.Little flabellum 7 is also provided with little flabellum elasticity to leak out plate 7.1, little flabellum elasticity leaks out plate 7.1 for rectangle, near little flabellum rotating shaft limit, above all to disconnect with little flabellum 7 body below, is connected away from little flabellum rotating shaft limit with little flabellum 7 body.

Working principle of the present utility model is as follows: as shown in Figure 3, flabellum group 11 is under right side always landscape condition, rotate counterclockwise by way of position 2 in the process of position 4, large flabellum 3 is stopped by large flabellum countercheck rod 4, little flabellum 7 is stopped by little flabellum countercheck rod 8, all can not freely rotate, and large flabellum 3 and little flabellum 7 front surface are just to wind direction, produce larger counterclockwise resistance, the utility model produces and is rotated counterclockwise.In the process of approximated position 4, large flabellum 3 and little flabellum 7 front windage reduce gradually, and under large flabellum lightweight disc spring 2 and the effect of little flabellum lightweight disc spring 6 elastic force, large flabellum 3 and little flabellum 7 depart from large flabellum countercheck rod 4 and little flabellum countercheck rod 8.Large flabellum 3, little flabellum 7 by way of position 4 in the whole stroke of position 2, large flabellum 3, little flabellum 7 will run, until in-position 2 according to minimum windage state.Now, large flabellum 3, little flabellum 7 can run into large flabellum countercheck rod 4 and little flabellum countercheck rod 8 respectively, can not be rotated further.Under the action of the forces of the wind, said process can circulate and carry out.Wherein, being positive stroke of the present utility model from position 2 to position 4, is backhaul of the present utility model from position 4 to position 2.In positive stroke; if run into the situation that wind-force is larger; large flabellum elasticity plate 3.1 and the little flabellum elasticity plate 7.1 that leaks out that leaks out can open several angle voluntarily under wind-force effect; there is partial air can be walked by plate and the little flabellum slit source that plate opens of leaking out of leaking out of large flabellum; by this measure by reducing the surperficial windage of large flabellum 3 and little flabellum 7; reduce the wind energy that the utility model obtains, the utility model and the parts such as driving mechanism, generator are played a protective role.

Claims (5)

1. a Novel vertical shaft wind wheel, be made up of four groups of flabellum groups (11), four groups of flabellum groups (11) are uniformly distributed around main shaft (9), it is characterized in that: often organize flabellum group (11) all curved, often organize flabellum group and be provided with large flabellum (3) and little flabellum (7), large flabellum (3) and little flabellum (7) all curved, large flabellum (3) and little flabellum (7) arc length are than being 1.5:1 ~ 2.5:1; Large flabellum (3) is connected with wind wheel framework (10) by large flabellum rotating shaft (1), is also provided with large flabellum lightweight disc spring (2) in the bottom of large flabellum rotating shaft (5), and wind wheel framework (10) is also provided with large flabellum countercheck rod (4); Little flabellum (7) is connected with wind wheel framework (10) by little flabellum rotating shaft (5), is also provided with little flabellum lightweight disc spring (6) in the bottom of little flabellum rotating shaft (5), and wind wheel framework (10) is also provided with little flabellum countercheck rod (8); Large flabellum (3) is also provided with large flabellum elasticity to leak out plate (3.1), the large flabellum elasticity plate (3.1) that leaks out is rectangle, near large flabellum rotating shaft limit, above all to disconnect with large flabellum (3) body below, be connected with large flabellum (3) body away from large flabellum rotating shaft limit; Little flabellum (7) is also provided with little flabellum elasticity to leak out plate (7.1), the little flabellum elasticity plate (7.1) that leaks out is rectangle, near little flabellum rotating shaft limit, above all to disconnect with little flabellum (7) body below, be connected with little flabellum (7) body away from little flabellum rotating shaft limit.

2. a kind of Novel vertical shaft wind wheel as claimed in claim 1, is characterized in that: large flabellum (3) and little flabellum (7) arc length are than being 2:1.

3. a kind of Novel vertical shaft wind wheel as claimed in claim 1, is characterized in that: described large flabellum (3), little flabellum (7) bulk material are pultrusion type glass fibre reinforced plastics.

4. a kind of Novel vertical shaft wind wheel as claimed in claim 1, is characterized in that: large flabellum elasticity plate (3.1), little flabellum elasticity plate (7.1) material that leaks out that leaks out is high-strength spring steel.

5. a kind of Novel vertical shaft wind wheel as claimed in claim 1, is characterized in that: large flabellum elasticity plate (3.1), little flabellum elasticity plate (7.1) material that leaks out that leaks out is high-intensity high-tenacity PVC composite material.