CN215057887U

CN215057887U - Blade combination of vertical shaft high-power generation system

Info

Publication number: CN215057887U
Application number: CN202121677249.8U
Authority: CN
Inventors: 黄德平; 孟忠阳
Original assignee: Beijing Yanyun Technology Co ltd
Current assignee: Beijing Yanyun Technology Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2021-12-07
Anticipated expiration: 2031-07-22

Abstract

The utility model discloses a vertical axis high-power generation system blade combination, which relates to the technical field of power generation systems and comprises a frame, wherein the frame is in a structure that four regular heptagons are formed from inside to outside, and the strength of the frame is higher; the lift type blades and the resistance type blades are combined for use, so that breeze starting can be realized, the rotating speed of the frame is accelerated, and the generating capacity is improved; the lift type blade is formed by combining a support frame, a support tube, a reinforcing rib plate, a skin and an end plate, so that the self weight can be reduced, and the cost can be reduced; the resistance type blade is formed by connecting two symmetrically arranged blade main bodies, so that the resistance type blade is convenient to mount and dismount and reduces the cost; the wave line type reinforcing rods inside the blade body can enhance the strength of the resistance type blade. The utility model discloses simple structure is reliable, and lift type blade and resistance type blade combination use and can promote the generating efficiency, and manufacturing cost is lower, resources are saved, and the practicality is strong, is suitable for the popularization.

Description

Blade combination of vertical shaft high-power generation system

Technical Field

The utility model relates to a power generation system technical field, concretely relates to high-power generation system blade combination of vertical axis.

Background

The horizontal axis wind power generation system is a mainstream product in the current market, but with the development of computer technology, the application of computational aerodynamics provides a theoretical basis for the vertical axis wind power generation system. The vertical axis wind power generation system has the characteristics that the blades do not need to adjust the windward side along with the wind direction, no noise exists, the maintenance is convenient, and the like, has better commercial development value than the horizontal axis wind power generation system, and can be applied more widely.

The blade form of the vertical axis wind power generation system is divided into a lift type and a resistance type, and the resistance type vertical axis wind turbine has the advantages of large starting moment and low starting wind speed, but has the problems of low rotating speed and low wind energy utilization rate; the lift type vertical axis wind turbine has the advantages of high rotating speed and high wind energy utilization coefficient, but has the problem of poor startability at low wind speed, and the power generation efficiency is low when the lift type blade or the resistance type blade is used independently.

Disclosure of Invention

The utility model provides an above-mentioned problem, provide the high-power generation system blade combination of vertical axis, solve present power generation system and only can the exclusive use lift type blade or resistance type blade, the lower problem of generating efficiency.

The technical scheme of the utility model is that: the blade combination of the vertical shaft high-power generation system comprises a frame, a stand column seat, a lift force type blade and a resistance type blade; the two frames are connected through a plurality of upright posts; the frame comprises a plurality of first connecting rods, second connecting rods and third connecting rods, the first connecting rods are connected with one another to form a regular polygon structure, the second connecting rods are arranged between every two adjacent first connecting rods and are uniformly arranged, the first ends of the second connecting rods are fixedly connected with the first connecting rods, and the second ends of the second connecting rods are close to one another; the adjacent two second connecting rods are connected through a plurality of third connecting rods, the third connecting rods are arranged in parallel with the first connecting rods, and the plurality of third connecting rods are connected with one another to form a multilayer regular polygon structure;

the second connecting rod is provided with a plurality of upright post seats, the upright post seats are arranged at the joints of the first connecting rod and the second connecting rod, and the two ends of each upright post are respectively detachably connected with the upright post seats on the two frames;

the stand columns on the outermost side are all sleeved with lift type blades, and the stand columns on the rest sides are all sleeved with resistance type blades.

Furthermore, the number of the first connecting rods on the same frame is seven, and the number of the upright posts on the same second connecting rod is four.

Further, lift type blade includes support frame, stay tube, deep floor, covering and end plate, a plurality of connect through three stay tube between the support frame, it is three the stay tube is connected with head, middle part and the afterbody of support frame respectively, the stand sets up in a stay tube in the middle, a plurality of be connected with a plurality of deep floor, a plurality of between the support frame outside is equipped with the covering, support frame, stay tube and deep floor all set up in the covering, all are equipped with the end plate on two support frame outer walls in the outside, end plate and covering fixed connection, two end plates all run through at the stand both ends.

Further, the vertical section of the frame is of an arc-shaped structure.

Further, resistance type blade is formed by connecting the blade main part that two symmetries set up, blade main part one side is equipped with half arc connecting plate, two the connection can be dismantled to half arc connecting plate, two half arc connecting plate both ends all are equipped with the through-hole, can dismantle in the through-hole and be connected with the bolt, bolt front end spiro union has matched with nut, the nut can be dismantled with one of them half arc connecting plate and be connected, two the setting that half arc connecting plate all can dismantle the connection is on the stand.

Further, the inside of the blade main body is provided with a wave line type reinforcing rod.

The utility model has the advantages that: the structure of the frame of the utility model is that four regular heptagons are formed from inside to outside, and the strength of the frame is higher; the frame is formed by assembling a plurality of first connecting rods, second connecting rods and third connecting rods, so that the mounting and dismounting are convenient, and the self weight is light; the lift type blades and the resistance type blades are combined for use, so that breeze starting can be realized, the rotating speed of the frame is accelerated, and the generating capacity is improved; the lift type blade is formed by combining a support frame, a support tube, a reinforcing rib plate, a skin and an end plate, so that the self weight can be reduced, and the cost can be reduced; the reinforcing rib plates can reinforce the connection among the plurality of supporting frames, so that the overall strength of the lift type blade is enhanced; the resistance type blade is formed by connecting two symmetrically arranged blade main bodies, so that the resistance type blade is convenient to mount and dismount and reduces the cost; the wave line type reinforcing rods inside the blade body can enhance the strength of the resistance type blade. The utility model discloses simple structure is reliable, and lift type blade and resistance type blade combination use and can promote the generating efficiency, and manufacturing cost is lower, resources are saved, and the practicality is strong, is suitable for the popularization.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the frame structure of the present invention;

FIG. 3 is a schematic view of the installation of the column of the present invention;

fig. 4 is a schematic view of the installation of the first connecting rod of the present invention;

FIG. 5 is a schematic view of the skin installation of the present invention;

FIG. 6 is a schematic structural view of a drag type blade according to the present invention;

fig. 7 is a schematic structural view of the support frame of the present invention;

fig. 8 is a schematic structural view of the drag type blade of the present invention.

Reference numerals: 1 is a frame, 101 is a first connecting rod, 102 is a second connecting rod, 103 is a third connecting rod, 2 is a column, 3 is a column seat, 4 is a lift-type blade, 401 is a support frame, 402 is a support tube, 403 is a reinforcing rib plate, 404 is a skin, 405 is an end plate, 5 is a resistance-type blade, 501 is a blade body, 502 is a semi-arc connecting plate, 503 is a bolt, 504 is a nut, and 505 is a wavy-line reinforcing rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 to 8, the blade assembly of the vertical axis high power generation system comprises a frame 1, a column 2, a column base 3, a lift type blade 4 and a drag type blade 5; the two frames 1 are connected through a plurality of upright posts 2, the upright posts 2 are used for connecting and supporting the two frames 1, the frames 1 comprise a plurality of first connecting rods 101, the number of the first connecting rods 101 on the same frame 1 is seven, a regular heptagon formed by the first connecting rods 101 serves as the outermost layer structure of the frame 1, the second connecting rods 102 are arranged between every two adjacent first connecting rods 101, the seven second connecting rods 102 are uniformly arranged, the first ends of the seven second connecting rods 102 are fixedly connected with the first connecting rods 101, the second ends of the seven second connecting rods 102 are close to each other, the second ends of the second connecting rods 102 close to each other are connected with a rotating shaft of an external power generation system, and when the frame 1 rotates, the rotating shaft of the power generation system is driven to rotate, so that the power generation system is driven to start to work; the two adjacent second connecting rods 102 are connected through the plurality of third connecting rods 103, the third connecting rods 103 are arranged in parallel with the first connecting rods 101, the plurality of third connecting rods 103 are connected with one another to form a multilayer regular polygon structure, the number of the third connecting rods 103 between the two adjacent second connecting rods 102 is three, the frame 1 is formed into four regular heptagon structures from inside to outside, the outer side of the frame 1 is similar to a spider net structure, and the strength of the frame 1 is enhanced; the second connecting rod 102 is provided with a plurality of upright post seats 3, the number of the upright posts 2 on the same second connecting rod 102 is four, the upright post seats 3 are arranged at the connecting positions of the first connecting rod 101, the third connecting rod 103 and the second connecting rod 102, two ends of each upright post 2 are detachably connected with the upright post seats 3 on the two frames 1 respectively, the two frames 1 can be connected together through the upright post seats 3, and meanwhile, the installation and the disassembly are convenient; seven upright columns 2 at the outermost side are all sleeved with lift type blades 4, the rest upright columns 2 are all sleeved with resistance type blades 5, the lift type blades 4 and the resistance type blades 5 are matched to realize the rotation of the two frames 1, the lift type blades 4 have the advantages of high rotating speed and high wind energy utilization coefficient, the resistance type blades 5 have the advantages of large starting torque and low starting wind speed, the lift type blades 4 and the resistance type blades 5 are combined for use, the characteristic of low starting wind speed of the resistance type blades 5 can be firstly utilized to realize breeze starting, namely, the frames 1 can be rotated only by small wind speed, and then the characteristics of high rotating speed and high wind energy utilization coefficient of the lift type blades 4 are utilized to accelerate the rotating speed of the frames 1 and improve the generated energy; the lift type blade 4 comprises support frames 401, support tubes 402, reinforcing rib plates 403, skins 404 and end plates 405, the support frames 401 are connected through the three support tubes 402, the three support tubes 402 are respectively connected with the head, the middle and the tail of the support frames 401, the support tubes 402 are fixedly connected with the support frames 401, the upright post 2 is arranged in one support tube 402 in the middle, the lift type blade 4 can be installed between the two frames 1 by sleeving one support tube 402 in the middle on the upright post 2, the reinforcing rib plates 403 are connected between the support frames 401, the reinforcing rib plates 403 can reinforce the connection between the support frames 401, and the overall strength of the lift type blade 4 is enhanced; the outer sides of the plurality of supporting frames 401 are provided with skins 404, the supporting frames 401, the supporting tubes 402 and the reinforcing rib plates 403 are all arranged in the skins 404, the outer walls of the two outermost supporting frames 401 are provided with end plates 405, the end plates 405 are fixedly connected with the skins 404, the supporting frames 401, the supporting tubes 402 and the reinforcing rib plates 403 can be wrapped by the skins 404 and the end plates 405 in a matched mode, the weight of the lift type blade 4 is reduced, the two ends of the upright column 2 penetrate through the two end plates 405, the vertical section of the frame 401 is of an arc-shaped structure, and the lift type blade 4 can be blown by wind to start working conveniently; the resistance type blade 5 is formed by connecting two blade main bodies 501 which are symmetrically arranged, one side of each blade main body 501 is provided with a semi-arc connecting plate 502, the two semi-arc connecting plates 502 are detachably connected, the two semi-arc connecting plates 502 can be detachably connected and arranged on the upright post 2, by sleeving the two semi-arc connecting plates 502 of the same resistance type blade 5 on the two sides of the upright post 2, namely, the resistance type blade 5 can be installed on the upright post 2, through holes are formed in two ends of each of the two semi-arc-shaped connecting plates 502, bolts 503 are detachably connected into the through holes, nuts 504 matched with the front ends of the bolts 503 are connected in a threaded mode, the nuts 504 are detachably connected with one of the semi-arc-shaped connecting plates 502, the two blade bodies 501 can be connected together through the cooperation of the bolts 503 and the nuts 504, the resistance type blade 5 is prevented from being separated from the upright post 2, the wave line type reinforcing rods 505 are arranged inside the blade bodies 501, and the strength of the resistance type blade 5 can be enhanced through the wave line type reinforcing rods 505.

The utility model discloses a use method: when the blade combination is installed, one end of each upright post 2 is installed on the upright post seat 3 of one of the frames 1 to ensure that the upright posts 2 and the upright post seats 3 are connected together and cannot be separated, then seven lifting force type blades 4 are installed on seven upright posts 2 on the outermost side, and resistance type blades 5 are installed on the rest upright posts 2; when the resistance type blades 5 are installed, two semi-arc connecting plates 502 of the same resistance type blade 5 are respectively sleeved on two sides of the upright post 2, then bolts 503 are inserted into through holes in the semi-arc connecting plates 502, nuts 504 are rotated, the nuts 504 are screwed at the front ends of the bolts 503, the bolts 503 and the nuts 504 are matched to install two blade main bodies 501 on the upright post 2, and the installation work of the resistance type blades 5 is completed; on installation lift type blade 4, establish a stay tube 402 cover in the middle of in the lift type blade 4 on stand 2, can accomplish the installation to lift type blade 4, then be connected the stand seat 3 of another frame 1 with the other end of stand 2, guarantee that stand 2 both ends link together with two frames 1 and can't separate, accomplish the installation work to this blade combination, the blade combination that will finish the installation at last is connected with power generation system's pivot, can begin work and generate electricity.

The structure of the frame of the utility model is that four regular heptagons are formed from inside to outside, and the strength of the frame is higher; the frame is formed by assembling a plurality of first connecting rods, second connecting rods and third connecting rods, so that the mounting and dismounting are convenient, and the self weight is light; the lift type blades and the resistance type blades are combined for use, so that breeze starting can be realized, the rotating speed of the frame is accelerated, and the generating capacity is improved; the lift type blade is formed by combining a support frame, a support tube, a reinforcing rib plate, a skin and an end plate, so that the self weight can be reduced, and the cost can be reduced; the reinforcing rib plates can reinforce the connection among the plurality of supporting frames, so that the overall strength of the lift type blade is enhanced; the resistance type blade is formed by connecting two symmetrically arranged blade main bodies, so that the resistance type blade is convenient to mount and dismount and reduces the cost; the wave line type reinforcing rods inside the blade body can enhance the strength of the resistance type blade. The utility model discloses simple structure is reliable, and lift type blade and resistance type blade combination use and can promote the generating efficiency, and manufacturing cost is lower, resources are saved, and the practicality is strong, is suitable for the popularization.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The vertical shaft high-power generation system blade combination is characterized by comprising a frame (1), a stand column (2), a stand column seat (3), a lift force type blade (4) and a resistance type blade (5); the two frames (1) are connected through a plurality of upright posts (2); the frame (1) comprises a plurality of first connecting rods (101), second connecting rods (102) and third connecting rods (103), the plurality of first connecting rods (101) are connected with one another to form a regular polygonal structure, the second connecting rods (102) are arranged between every two adjacent first connecting rods (101), the plurality of second connecting rods (102) are uniformly arranged, first ends of the plurality of second connecting rods (102) are fixedly connected with the first connecting rods (101), and second ends of the plurality of second connecting rods (102) are close to one another; two adjacent second connecting rods (102) are connected through a plurality of third connecting rods (103), the third connecting rods (103) are arranged in parallel with the first connecting rods (101), and the plurality of third connecting rods (103) are connected with one another to form a multi-layer regular polygon structure; the second connecting rod (102) is provided with a plurality of upright seats (3), the upright seats (3) are arranged at the connecting positions of the first connecting rod (101), the third connecting rod (103) and the second connecting rod (102), and two ends of the upright (2) are detachably connected with the upright seats (3) on the two frames (1) respectively; the outmost upright columns (2) are sleeved with lift type blades (4), and the rest upright columns (2) are sleeved with resistance type blades (5).

2. The vertical axis high power generation system blade assembly as defined in claim 1, wherein: the number of the first connecting rods (101) on the same frame (1) is seven, and the number of the upright posts (2) on the same second connecting rod (102) is four.

3. The vertical axis high power generation system blade assembly as defined in claim 1, wherein: the lift type blade (4) comprises support frames (401), support pipes (402), reinforcing rib plates (403), skins (404) and end plates (405), wherein a plurality of support frames (401) are connected through the three support pipes (402), the three support pipes (402) are respectively connected with the head, the middle and the tail of each support frame (401), the upright post (2) is arranged in a support pipe (402) in the middle, a plurality of reinforcing rib plates (403) are connected among a plurality of support frames (401), the outer sides of the plurality of support frames (401) are provided with skins (404), the supporting frames (401), the supporting tubes (402) and the reinforcing rib plates (403) are all arranged in the skin (404), the outer walls of the two supporting frames (401) at the outermost sides are all provided with end plates (405), the end plates (405) are fixedly connected with the skin (404), and two ends of the upright post (2) penetrate through the two end plates (405).

4. The vertical axis high power generation system blade assembly as defined in claim 3, wherein: the vertical section of the frame is of an arc-shaped structure.

5. The vertical axis high power generation system blade assembly as defined in claim 1, wherein: resistance type blade (5) are formed by connecting blade main part (501) that two symmetries set up, blade main part (501) one side is equipped with half arc connecting plate (502), two the connection can be dismantled in half arc connecting plate (502), two half arc connecting plate (502) both ends all are equipped with the through-hole, can dismantle in the through-hole and be connected with bolt (503), bolt (503) front end spiro union has matched with nut (504), nut (504) can dismantle with one of them half arc connecting plate (502) and be connected, two the setting that the connection can all be dismantled to half arc connecting plate (502) is on stand (2).

6. The vertical axis high power generation system blade assembly as claimed in claim 5, wherein: the inside of the blade main body (501) is provided with a wave line type reinforcing rod (505).