CN205400973U - Flow force blade device - Google Patents

Abstract

A fluid blade device can be driven to rotate in a running direction, and includes: a rotating shaft and several blade modules. The blade modules are connected to the rotating shaft and are angularly spaced from each other. Each blade module includes a grid connected to the rotating shaft, a plurality of blades installed in an array on the grid, and a plurality of blades respectively arranged on the blades. A reinforcing rib unit that enhances the tensile strength of the blade. Through the design of the reinforcing rib unit, the structural strength of the blade can be strengthened to prevent the blade from being torn or damaged under repeated exposure to wind and water forces over a long period of time, and can greatly increase the service life of the blade.

Description

flow vane device

technical field

The utility model relates to a blade device, in particular to a flow blade device which can be driven and rotated by wind force and water force and can be applied to wind or water power generation equipment.

Background technique

An existing wind blade device, whose patent certificate number is M485960, mainly includes: a rotating shaft, and several blade modules connected to the rotating shaft and angularly spaced from each other. Each blade module includes a grille connected to the rotating shaft, and several blades hanging on the grille capable of swinging back and forth. The wind blade device mainly operates when the windward side of any blade module rotates through the axis to the leeward side, and the windward side of the blade is closed and the leeward side is opened to generate a torque difference on both sides of the axis. Improve the overall rotational torque and wind power utilization efficiency of the device.

Also, there is an existing flow vane device, the patent certificate number of which is M489201. The flow vane device mainly includes: a rotating shaft, and several blade modules connected to the rotating shaft and angularly spaced from each other. Each blade module includes a grid connected to the rotating shaft, and several blades arranged in an array and spaced apart from each other on the grid, each blade is cup-shaped, and includes an inward depression and defines a cup space an inner surface, and an outer surface opposite the inner surface and facing the running direction. By arranging a large number of blades, the structure of each blade can be miniaturized, so that the utility model does not need to have a high starting rotation wind speed and water flow speed, and can be applied to wind, river and ocean current places.

However, when the size of the above-mentioned wind blade device and flow blade device is large, the required area of each blade is also relatively increased, so when the ratio of the blade area to thickness is greater, the tensile strength of the blade itself will decrease. The worse it is, the blade is prone to tearing or damage when it is subjected to wind and water repeatedly for a long time outdoors, and if the flow blade device is installed in places that are not easy to maintain such as rivers and ocean currents, it is difficult to damage it. maintenance, so the existing blade structure still needs to be improved.

Contents of the invention

The purpose of the utility model is to provide a flow vane device which can improve the tensile strength of the vane so that it is not easy to be damaged or torn.

The fluid blade device of the utility model can be driven to rotate in one running direction, and includes a rotating shaft and several blade modules connected to the rotating shaft and angularly spaced from each other. Each blade module includes a grid connected to the rotating shaft, and several blades installed on the grid in an array. Each blade module also includes several reinforcing rib units respectively arranged on the blade to enhance the tensile strength of the blade.

In the flow vane device described in the present utility model, the grid of each vane module includes several first grid rods arranged at intervals along a radial direction of the rotating shaft and all extending along an axial direction of the rotating shaft, and several Two second grid rods are arranged at intervals along the axial direction and all extend along the radial direction.

In the flow vane device described in the present utility model, the second grid bar and the first grid bar jointly define several blade spaces, each blade is sheet-shaped, and is correspondingly located in the corresponding blade space, and each blade has a connection end connected to the grid, and a swing end opposite the connection end, each blade can be in a closed position covering the blade space and making the swing end abut against the grid, and a swing end away from the Move between the open positions of the grille.

In the fluid blade device of the present invention, each reinforcing rib unit has at least one first reinforcing rib extending along the axial direction, and at least one second reinforcing rib extending along the radial direction.

In the flow vane device described in the present utility model, each reinforcing rib unit has several first reinforcing ribs arranged at intervals along the radial direction, and several second reinforcing ribs arranged at intervals along the axial direction .

In the flow vane device described in the present invention, each reinforcing rib unit has at least one third reinforcing rib extending obliquely at an angle with the axial direction.

In the fluid blade device of the present invention, each reinforcing rib unit has several third reinforcing ribs extending obliquely at different angles to the axial direction.

In the flow vane device described in the present utility model, each vane is cup-shaped, and is fixed on one of the first grid rods and one of the second grid rods, and each blade has an inward depression and defines a An inner surface of the cup space, an outer surface opposite the inner surface and facing the running direction, and a central protrusion at the most protruding part.

In the fluid blade device of the present invention, each reinforcing rib unit has at least one fourth reinforcing rib extending from the central protrusion to a direction away from the central protrusion.

In the flow vane device described in the present invention, each reinforcing rib unit has at least one fifth reinforcing rib surrounding the cup space in a ring shape.

The beneficial effect of the utility model is that: through the design of the reinforcing rib unit, the structural strength of the blade can be strengthened to prevent the blade from being torn or damaged under repeated wind and water forces for a long time, and the blade can be greatly improved. service life of the blades.

Description of drawings

Other features and effects of the present utility model will be clearly presented in the implementation manner with reference to the drawings, wherein:

Fig. 1 is a three-dimensional schematic view illustrating that a first embodiment of the utility model flow vane device is in operation, some of the vanes are in a closed position, and the other part of the vanes are in an open position;

Fig. 2 is a schematic front view illustrating a blade module of the first embodiment;

Fig. 3 is a schematic sectional side view illustrating the first embodiment in operation;

Fig. 4 is a schematic front view illustrating a blade module of a second embodiment of the utility model flow blade device;

Fig. 5 is a schematic perspective view illustrating a third embodiment of the utility model flow vane device in operation;

Fig. 6 is a schematic perspective view illustrating a fourth embodiment of the flow vane device of the present invention.

detailed description

Before the present utility model is described in detail, it should be noted that in the following description, similar elements are denoted by the same numerals.

Referring to FIG. 1 , FIG. 2 and FIG. 3 , the first embodiment of the fluid blade device of the present invention can be driven by wind to rotate in a running direction T, and includes: a rotating shaft 1 and several blade modules 2 .

The rotating shaft 1 in this embodiment is a long hollow rod extending axially left and right, and can be raised by an erection device not shown in the figure. Since the rotating shaft 1 extends horizontally, the flow vane device of this embodiment is a vertical horizontal type.

The blade modules 2 are connected to the rotating shaft 1 and are angularly spaced from each other. Each blade module 2 includes a grid 21 connected to the rotating shaft 1, several blades 22 hanging on the grid 21 in an array and capable of swinging back and forth, and several blades 22 respectively arranged to strengthen The tensile strength of the blade 22 is reinforced by the rib unit 23 .

The number of blade modules 2 in this embodiment is three, and the grids 21 of the blade modules 2 are spaced at an angle of 120 degrees. Each grid 21 includes several first grid rods 211 arranged at intervals along a radial direction of the rotating shaft 1 and all extending along an axial direction A of the rotating shaft 1, and several first grid rods 211 arranged at intervals along the axial direction A and the second grid rods 212 extending along the radial direction. The second grid bar 212 and the first grid bar 211 jointly define a plurality of blade spaces 210 arranged up, down, left, and right. In this embodiment, the first grid rods 211 are all parallel to the rotating shaft 1 and extend left and right. In addition, looking at the grid 21 as a whole, the grid 21 includes an inner side 213 connected to the shaft 1 and extending along the axial direction A, an outer side 214 opposite to the inner side 213 and far away from the shaft 1, and opposite A windward side 215 and a windward side 216 of .

The blades 22 of each blade module 2 are hung from the windward side 215 of the grille 21 in a forward-backward swinging manner and arranged up, down, left, and right. Each blade 22 can pass through two lugs protruding from the first grid rod 211 (not shown) and a pivot (not shown) to pivotally connect with the first grid bar 211; of course, other elements and structures can also be used for pivotally connecting, which will not be described here.

Each vane 22 is sheet-shaped and correspondingly located in the corresponding vane space 210 , and each vane 22 has a connection end 221 connected to the grid 21 and a swing end 222 opposite to the connection end 221 . The connecting end 221 is pivotally connected to one of the first grid bars 211, and the swing end 222 is located at one of the other first grid bars 211 adjacent to the first grid bar 211 pivotally connected to the connecting end 221. side. Each blade 22 can be made of soft material or hard material, and the soft material is made of soft materials such as cloth, canvas, nylon cloth, rubber, soft plastic or other soft polymer materials. Made of hard materials such as metal, glass fiber, ceramics, hard plastic, concrete or other hard polymer materials. Actually, the material of the blade 22 is not limited, as long as it can be tilted by the fluid.

Each reinforcing rib unit 23 has two first reinforcing ribs 231 arranged at intervals along the radial direction and extending along the axial direction, and two first reinforcing ribs 231 arranged at intervals along the axial direction and extending along the radial direction The extended second reinforcing rib 232 , the first reinforcing rib 231 cooperates with the second reinforcing rib 232 to form a “well” shape, so as to strengthen the overall structural strength of the blade 22 . The first reinforcing rib 231 and the second reinforcing rib 232 can be selected to use different materials and manufacturing methods according to the material of the blade 22. The materials and manufacturing methods are described in detail below:

If the blade 22 is made of soft material, its manufacturing method can be divided into single-piece type and splicing type. In the single-piece manufacturing method, the blade 22 is a complete piece of soft material, and the first reinforcing rib 231 and the second reinforcing rib 232 can be sutures sewn on the blade 22, Or other soft materials such as cloth, canvas, nylon cloth, rubber, soft plastic, etc., and be fixed to the blade 22 by pasting, laminating, welding, embedding or crimping; In the production method of the above formula, the blade 22 is spliced by several pieces of soft material, and the first reinforcing rib 231 and the second reinforcing rib 232 can be used for sewing and splicing the soft material. sutures, or other soft materials such as cloth, canvas, nylon cloth, rubber, soft plastic, etc. connection, or only the overlapping parts when the soft materials are spliced together.

If the blade 22 is made of hard material, its manufacturing method can also be divided into single-piece type and splicing type. In the monolithic manufacturing method, the blade 22 is a complete piece of hard material, and the first reinforcing rib 231 and the second reinforcing rib 232 can be made of, for example, metal, glass fiber, carbon fiber, steel bar, etc. hard material, and is fixed on the blade 22 by means of welding, welding, riveting, pasting, crimping or embedding; and in the spliced manufacturing method, the blade 22 is spliced by several pieces of hard material, so The first reinforcing rib 231 and the second reinforcing rib 232 can be made of other hard materials such as metal, glass fiber, carbon fiber, steel bar, etc., and are welded, welded, riveted, pasted, crimped or embedded. The way is used to connect the rigid materials, or only the overlapping parts when the rigid materials are spliced together.

When the utility model is in operation, it will operate in the same way as the wind blade device in the prior art, and the structural strength of the blade 22 will be strengthened by the reinforcing rib unit 23, so as to prevent the blade 22 from being subjected to repeated flow for a long time. under force without tearing or breaking. And if the blade 22 is made by splicing, no matter it is a soft material or a hard material, the user can use thin slices with a smaller area to splice the blade 22, so as to save the manufacturing cost of the blade 22, and make The remaining thin slices can also be collected and stored, so that when the blade 22 is damaged, the collected thin slices can be used to splice the damaged portion of the blade 22 to save maintenance costs, without remaking the blade 22, causing unnecessary waste .

In practice, the number of the first reinforcing rib 231 and the second reinforcing rib 232 of each reinforcing rib unit 23 can also be more than three, and each reinforcing rib unit 23 can also only have A first reinforcing rib 231 and a second reinforcing rib 232 can be increased or decreased according to the strength of reinforcement required.

It should be added that generally, in the radial direction of the rotating shaft 1 , the farther away from the rotating shaft 1 , the stronger the centrifugal force and wind force will be. Therefore, in design, among the blades 22 of each blade module 2, the thickness of the reinforcing rib unit 23 of the blade 22 farther away from the rotating shaft 1 can be increased, so that the structural strength of the blade 22 farther away from the rotating shaft 1 can be increased. stronger.

It is supplemented that the utility model can also be a vertical upright type. At this time, the rotating shaft 1 extends vertically upright, the first grid bar 211 extends vertically up and down, and the second grid bar 212 is horizontal from left to right. Extending, the connecting end 221 and the swinging end 222 of the swinging blade 22 are set up and down, and at this time, the connecting end 221 of each swinging blade 22 is pivotally connected to one of the second grid rods 212, and the swinging end 222 is located at One side of the second grid bar 212 below the second grid bar 212 pivotally connected with the connecting end 221 .

To sum up, the utility model flow blade device can strengthen the structure of the blade 22 through the reinforcing rib unit 23 to improve the tensile strength, so as to prevent the blade 22 from being torn under repeated wind force for a long time or breakage, can greatly increase the service life of the blade 22, and the blade 22 can be made by splicing whether it is a soft material or a hard material, which can avoid waste and reduce the cost of production and maintenance, which is quite in line with current environmental protection. The market trend that consciousness leads, so really can reach the purpose of this utility model.

Referring to Fig. 4, the second embodiment of the flow vane device of the present invention is different from the first embodiment in that: each reinforcing rib unit 23 of this embodiment has a first reinforcing rib 231, a first reinforcing rib Two reinforcing ribs 232 and two third reinforcing ribs 233 . The first reinforcing rib 231 and the second reinforcing rib 232 are vertically intersected at a crossing point P. Referring to FIG. One of the third reinforcing ribs 233 passes through the intersection point P and extends obliquely with the axial direction at an angle, and the other third reinforcing rib 233 also passes through the intersection point P and forms another angle with the axial direction. The angle extends diagonally. The first reinforcement rib 231 , the second reinforcement rib 232 cooperate with the third reinforcement rib 233 to present a "rice" shape. The material and manufacturing method of the third reinforcing rib 233 are the same as those of the first reinforcing rib 231 and the second reinforcing rib 232 , and extend to the corner of the blade 22 to strengthen the structural strength of the corner of the blade 22 .

In practice, the number of the third reinforcing ribs 233 of each reinforcing rib unit 23 can also be more than two, and they are arranged in a row as described in the first embodiment. The number of the third reinforcing ribs 233 of each reinforcing rib unit 23 can also be more than three, and each reinforcing rib unit 23 can also only have one third reinforcing rib 233, which can be strengthened as required intensity increase or decrease.

Referring to Fig. 5, the third embodiment of the utility model flow blade device differs from the first embodiment in that each blade 22 of this embodiment is cup-shaped, and is fixed through a first grid A vane 22 is provided on the rod 211 and one of the second grid rods 212 , that is, at the angle between any first grid rod 211 and any second grid rod 212 . The blades 22 are fixed to the first grid bar 211 and the second grid bar 212, for example, they can be fixed by using a tight fit through the sleeve, and can be further fixed by strings, glued, or other methods. a fixed way.

Each vane 22 has an inner surface 224 concave inward and defining a cup space 223 , and an outer surface 225 opposite to the inner surface 224 and facing the running direction T. As shown in FIG. The outer surface 225 of each vane 22 has a central protrusion 226 , which is equivalent to the central portion of the outer surface 225 and is also the most protruding portion of the vane 22 . The material of the blade 22 of the present utility model is the same as that of the first embodiment and can also be made of hard material or soft material. In this embodiment, the blade 22 of soft material is taken as an example. When the blade 22 is blown and filled by the wind, it can present a full and incomplete spherical shell shape. When the blade 22 is in a non-windward position, it will appear Wrinkled.

Each reinforcing rib unit 23 has several fourth reinforcing ribs 234 extending from the central protrusion 226 to a direction away from the central protrusion 226, and several fourth reinforcing ribs 234 surrounding the cup space 223 at intervals. The fifth reinforcing rib 235 . The material and manufacturing method of the fourth reinforcing rib 234 and the fifth reinforcing rib 235 are the same as the first reinforcing rib and the second reinforcing rib applied to the blade of soft material in the first embodiment. The strong ribs are the same, so the details will not be repeated here. In this way, the overall structural strength of the blade 22 can be enhanced and the softness can be maintained.

In practice, the number of the fourth reinforcing rib 234 and the fifth reinforcing rib 235 of each reinforcing rib unit 23 can be more than two, and each reinforcing rib unit 23 can also have only one The fourth reinforcing rib 234 and the fifth reinforcing rib 235 can be increased or decreased according to the required strengthening strength.

When the utility model is in operation, it will operate in the same way as the flow blade device in the prior art, and through the reinforcing rib unit 23, the overall structural strength of the blade 22 can be respectively strengthened to withstand strong wind force or fluidity.

Referring to Fig. 6, the fourth embodiment of the utility model flow blade device has roughly the same structure as the third embodiment, the difference is that the blade 22 of this embodiment is made of hard material, mainly used in water conservancy, In terms of marine engineering, therefore, the blade 22 will be in the shape of a full hemispherical shell no matter whether it is driven by wind or water to rotate. The material and manufacturing method of the fourth reinforcing rib 234 and the fifth reinforcing rib 235 are the same as those of the first reinforcing rib and the second reinforcing rib applied to the blade of hard material in the first embodiment. The reinforcing ribs are the same, so they will not be repeated here. The operation mode, operation principle and effect of this embodiment are the same as those of the second embodiment, so no further description is given.

In conclusion, the reinforcing rib unit 23 can strengthen the structure of the blade 22 to increase the tensile strength, so as to prevent the blade 22 from being torn or damaged under long-term repeated exposure to wind force, and can greatly improve the strength of the blade 22. service life.

What is described above is only the embodiment of the utility model, and should not limit the scope of implementation of the utility model, that is, all simple equivalent changes and modifications made according to the claims of the utility model and the contents of the description are all Still belong to the scope of the present utility model.

Claims (10)

1. a stream power blading, energy is driven and rotates towards a rotation direction, and comprise: a rotating shaft, and several pieces connect the blade module at this rotating shaft and angle interval each other, every a piece of blade module includes a grid connecting this rotating shaft, and the several blade being installed in array on this grid, it is characterised in that: every a piece of blade module also includes several being respectively arranged at described blade to strengthen the reinforced ribs unit of the tensile strength of described blade.

2. stream power blading as claimed in claim 1, it is characterized in that: the grid of each blade module includes the first grid bar that a several radial direction along this rotating shaft is spaced and all extends along an axial direction of this rotating shaft and several second gate bar being spaced and all extend along this radial direction along this axial direction.

3. stream power blading as claimed in claim 2, it is characterized in that: described second gate bar and described first grid bar define several blade space jointly, each blade is in the form of sheets, and correspondence is positioned at corresponding blade space, each blade has a link connecting this grid, and a swinging end in contrast to this link, each blade can cover this blade space at one and make this swinging end recline the closed position of this grid, and one makes this swinging end move away between the open position of this grid.

4. stream power blading as claimed in claim 3, it is characterised in that: each reinforced ribs unit has at least one first reinforced ribs extended along this axial direction and at least one second reinforced ribs extended along this radial direction.

5. stream power blading as claimed in claim 4, it is characterised in that: each reinforced ribs unit has several along spaced first reinforced ribs of this radial direction, and several along spaced second reinforced ribs of this axial direction.

6. the stream power blading as described in claim 3,4 or 5, it is characterised in that: each reinforced ribs unit has at least one and presss from both sides, with this axial direction, the 3rd reinforced ribs that an angle extends obliquely out.

7. stream power blading as claimed in claim 6, it is characterised in that: each reinforced ribs unit has several the 3rd reinforced ribs extended obliquely out respectively with this axial direction folder different angles.

8. stream power blading as claimed in claim 2, it is characterized in that: each blade is cup-shaped, and wear and be fixed therein on a first grid bar and one of them second gate bar, each blade have the inner surface in a cup space that caves inward and define, one in contrast to this inner surface and towards the outer surface of this rotation direction, an and central teat being positioned at the most prominent position.

9. stream power blading as claimed in claim 8, it is characterised in that: each reinforced ribs unit has at least one from this central authorities' teat toward the 4th reinforced ribs extended away from this central authorities' teat direction.

10. as claimed in claim 8 or 9 stream power blading, it is characterised in that: each reinforced ribs unit have at least one be round surround the 5th reinforced ribs in this glass of space.