CN208252272U

CN208252272U - A kind of adjustable mechanism based on blade of wind-driven generator

Info

Publication number: CN208252272U
Application number: CN201820438542.0U
Authority: CN
Inventors: 赵明星
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-03-29
Filing date: 2018-03-29
Publication date: 2018-12-18
Anticipated expiration: 2028-03-29

Abstract

The utility model relates to new structure technical fields, and disclose a kind of adjustable mechanism based on blade of wind-driven generator, including bottom bar, the bottom bar top movable is equipped with blade seat, the inside of the blade seat is fixedly installed with bearing, hollow link block is fixedly installed on the outside of the blade seat, the two sides of the hollow link block offer bull stick hole, the hollow link block side and be located at bull stick hole separate axle center side offer limit hole, bull stick hole internal activity is connected with bull stick, the outside of the bull stick and be located at hollow link block inside be fixedly installed with manual gear.The adjustable mechanism based on blade of wind-driven generator, by rotating bull stick handle, make manual gear rotation to drive linkage gear to rotate, the rotation of linkage gear has driven the rotation of blade by interlocking bar, blade can be made to generate rotation to directly result in rotation bull stick handle, the effective Windward angle for adjusting blade, increases generating efficiency.

Description

A kind of adjustable mechanism based on blade of wind-driven generator

Technical field

The utility model relates to new structure technical field, specially a kind of adjustable machine based on blade of wind-driven generator Structure.

Background technique

In wind-power electricity generation, the power output of wind-driven generator and the quadratic power of length of blade are proportional, i.e. length of blade Longer or bigger with wind contact area, the power output of wind-driven generator is bigger.

The blade of existing conventional wind power generator is substantially regular length and contact surface, but be limited to Super Typhoon or Destruction when storm, therefore its length and contact area cannot all reach the optimum state under normal wind speed operating condition, so that wind Power generator is unable to reach optimal output under normal wind speed operating condition, so propose a kind of based on the adjustable of blade of wind-driven generator Mechanism is saved to solve the problems, such as above-mentioned propose.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of adjustable machine based on blade of wind-driven generator Structure has the advantages that adjustable length is with contact area, and the blade for solving existing conventional wind power generator is substantially fixation Length and contact surface, and destruction when being limited to Super Typhoon or storm, therefore its length and contact area cannot all reach Optimum state under normal wind speed operating condition, so that wind-driven generator is unable to reach asking for optimal output under normal wind speed operating condition Topic.

(2) technical solution

To realize upper adjustable length with the purpose of contact area, the utility model is provided the following technical solutions: Yi Zhongji In the adjustable mechanism of blade of wind-driven generator, including bottom bar, the top movable of the bottom bar is equipped with blade seat, the blade The inside of seat is fixedly installed with bearing, and hollow link block is fixedly installed on the outside of the blade seat, the hollow link block Two sides offer bull stick hole, the side of the hollow link block and side in separate axle center for being located at bull stick hole offers limit Hole, the internal activity in the bull stick hole are connected with bull stick, the fixed peace in the outside of the bull stick and the inside for being located at hollow link block Equipped with manual gear, one end of the separate limit hole of the bull stick is fixedly installed with bull stick handle, the close limit of the bull stick The one end in hole is fixedly installed with detent pedestal, and the inside of the detent pedestal offers spring cavity, the separate sky of the spring cavity The inner wall of heart link block is fixedly installed with spring fixture block, and the internal activity of the spring fixture block is connected with bolt pull rod, described to insert The side close to hollow link block of pin pull rod is fixedly installed with bolt, the outside of the bolt pull rod and to be located at bolt separate The side of hollow link block is movably installed with latch spring, and the bolt rod is fixedly installed with drawing far from the side of hollow link block Ring, side of the manual gear far from axle center is ratcheting linkage gear, and side of the linkage gear far from axle center is fixed to be connected It is connected to interlocking bar, the side in the separate axle center of the interlocking bar is fixedly connected with blade, the side in the close axle center of the blade Inner wall is fixedly connected with hook ring, and the inner sidewall of the hook ring is connected with hook, and the hook is far from axle center because of one Side is fixedly connected with tension spring, and the side in the separate axle center of the tension spring is fixedly connected with vanelets by linking up with and linking up with ring.

Preferably, the quantity of the hollow link block is three, cuts the outside for being evenly distributed on blade seat, the bull stick Both ends are run through and extend to the outside of hollow link block.

Preferably, the outside of spring cavity is run through and extended in the bottom of the bolt pull rod, and the length of the bolt rod is big In the length of spring cavity.

Preferably, the bolt is T shape rotary table, and the top of the bolt through detent pedestal and extends to the interior of limit hole Portion, the bolt are located at side of the bull stick far from axle center.

Preferably, the right end of the interlocking bar runs through and extends to the outside of hollow link block, and the end again of the blade is opened Equipped with opening, diameter of the blade close to axle center side is greater than the diameter far from axle center side.

Preferably, diameter of the vanelets close to axle center side is greater than the diameter far from axle center side, and remoter than blade The off-axis primary diameter of the heart is big, and the vanelets run through close to the side in axle center and extend to the inside of blade, with hook ring It is fixedly connected.

(3) beneficial effect

Compared with prior art, the utility model provides a kind of adjustable mechanism based on blade of wind-driven generator, tool It is standby following the utility model has the advantages that

1, should adjustable mechanism based on blade of wind-driven generator, by rotate bull stick handle, make manual gear rotation from And linkage gear is driven to rotate, the rotation of linkage gear has driven the rotation of blade by interlocking bar, turns to directly result in Turn bar handle can make blade generate rotation, and the effective Windward angle for adjusting blade increases generating efficiency.

2, it is somebody's turn to do the adjustable mechanism based on blade of wind-driven generator, rotates generation centrifugation under conditions of wind-force by blade Power, in the case where wind-force is sufficiently large, this centrifugal force is greater than the pulling force of tension spring, and vanelets are under the influence of centrifugal force from leaf at this time Piece is skidded off far from the opening of axle center one end, to increase front face area, effectively raises generating efficiency.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is structure enlargement diagram at the utility model A；

Fig. 3 is structure enlargement diagram at the utility model B.

In figure: 1 bottom bar, 2 blade seats, 3 bearings, 4 hollow link blocks, 5 bull stick holes, 6 bull sticks, 7 manual gears, 8 bull stick handles Hand, 9 detent pedestals, 10 spring cavitys, 11 spring fixture blocks, 12 bolt pull rods, 13 bolts, 14 latch springs, 15 pull rings, 16 linkage teeth Wheel, 17 interlocking bar, 18 blades, 19 hook rings, 20 hooks, 21 tension springs, 22 vanelets, 23 limit holes.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Please refer to Fig. 1-3, a kind of adjustable mechanism based on blade of wind-driven generator, including bottom bar 1, the top of bottom bar 1 It is movably installed with blade seat 2, the inside of blade seat 2 is fixedly installed with bearing 3, and the outside of blade seat 2 is fixedly installed with hollow company Block 4 is connect, the two sides of hollow link block 4 offer bull stick hole 5, the side of hollow link block 4 and the separate axis for being located at bull stick hole 5 The side of the heart offers limit hole 23, and the internal activity in bull stick hole 5 is connected with bull stick 6, and the quantity of hollow link block 4 is three, The outside for being evenly distributed on blade seat 2 is cut, the outside of hollow link block 4 is run through and extended at the both ends of bull stick 6, bull stick 6 Outside and be located at hollow link block 4 inside be fixedly installed with manual gear 7, one end of the separate limit hole 23 of bull stick 6 is fixed Bull stick handle 8 is installed, one end of the close limit hole 23 of bull stick 6 is fixedly installed with detent pedestal 9, the inside of detent pedestal 9 Spring cavity 10 is offered, the inner wall far from hollow link block 4 of spring cavity 10 is fixedly installed with spring fixture block 11, spring fixture block 11 Internal activity be connected with bolt pull rod 12, the outside of spring cavity 10 is run through and extended in the bottom of bolt pull rod 12, and bolt is drawn The length of bar 12 is greater than the length of spring cavity 10, and the side close to hollow link block 4 of bolt pull rod 12 is fixedly installed with bolt 13, the outside of bolt pull rod 12 and it is located at bolt 13 and far from the side of hollow link block 4 is movably installed with latch spring 14, inserts Pin pull rod 12 is fixedly installed with pull ring 15 far from the side of hollow link block 4, and bolt 13 is T shape rotary table, and the top of bolt 13 is passed through It wears detent pedestal 9 and extends to the inside of limit hole 23, bolt 13 is located at side of the bull stick 6 far from axle center, and manual gear 7 is remote The side of the off-axis heart is ratcheting linkage gear 16, and linkage gear 16 is fixedly connected with interlocking bar 17 far from the side in axle center, linkage The side in the separate axle center of bar 17 is fixedly connected with blade 18, and the right end of interlocking bar 17 runs through and extends to hollow link block 4 Outside, the end again of blade 18 offer opening, and diameter of the blade 18 close to axle center side is greater than the diameter far from axle center side, leads to Rotation bull stick handle 8 is crossed, makes the rotation of manual gear 7 to drive linkage gear 16 to rotate, the rotation of linkage gear 16 passes through connection Lever 17 has driven the rotation of blade 18, blade 18 can be made to generate rotation to directly result in rotation bull stick handle 8, effectively Adjusting blade 18 Windward angle, increase generating efficiency, the 18 side inner wall close to axle center of blade is fixedly connected with extension The inner sidewall of shackle 19, hook ring 19 is connected with hook 20, and hook 20 is fixedly connected with tension spring because of side far from axle center 21, the side in the separate axle center of tension spring 21 is fixedly connected with vanelets 22 by hook 20 and hook ring 19, and vanelets 22 are close The diameter of axle center side be greater than far from axle center side diameter, and than blade 18 far from the primary diameter in axle center big, vanelets 22 run through close to the side in axle center and extend to the inside of blade 18, are fixedly connected with hook ring 19, by blade 18 in wind-force Under conditions of rotation generate centrifugal force, in the case where wind-force is sufficiently large, this centrifugal force is greater than the pulling force of tension spring 21, at this time leaflet Piece 22 is skidded off from blade 18 far from the opening of axle center one end under the influence of centrifugal force, to increase front face area, is effectively mentioned High generating efficiency.

When in use, artificially pull ring 15 is pulled out, bolt 13 is made to exit the inside of limit hole 23, rotate bull stick handle 8, adjusted Save the Windward angle of blade 18 to needs.

In conclusion being somebody's turn to do the adjustable mechanism based on blade of wind-driven generator, by rotating bull stick handle 8, make manual tooth For 7 rotation of wheel to drive linkage gear 16 to rotate, the rotation of linkage gear 16 has driven the rotation of blade 18 by interlocking bar 17, Blade 18 can be made to generate rotation to directly result in rotation bull stick handle 8, the effective Windward angle for adjusting blade 18 adds Big generating efficiency.

Also, it is somebody's turn to do the adjustable mechanism based on blade of wind-driven generator, rotates production under conditions of wind-force by blade 18 Raw centrifugal force, in the case where wind-force is sufficiently large, this centrifugal force is greater than the pulling force of tension spring 21, and vanelets 22 are in centrifugal force at this time It is skidded off under effect from blade 18 far from the opening of axle center one end, to increase front face area, effectively raises generating efficiency.

It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device. In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element Process, method, article or equipment in there is also other identical elements.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of adjustable mechanism based on blade of wind-driven generator, including bottom bar (1), it is characterised in that: the bottom bar (1) Top movable is equipped with blade seat (2), and the inside of the blade seat (2) is fixedly installed with bearing (3), the blade seat (2) Outside is fixedly installed with hollow link block (4), and the two sides of the hollow link block (4) offer bull stick hole (5), described hollow The side in the side of link block (4) and the separate axle center positioned at bull stick hole (5) offers limit hole (23), the bull stick hole (5) Internal activity be connected with bull stick (6), the outside of the bull stick (6) and be located at hollow link block (4) inside be fixedly installed with One end of manual gear (7), the separate limit hole (23) of the bull stick (6) is fixedly installed with bull stick handle (8), the bull stick (6) one end of close limit hole (23) is fixedly installed with detent pedestal (9), and the inside of the detent pedestal (9) offers bullet The inner wall far from hollow link block (4) of spring chamber (10), the spring cavity (10) is fixedly installed with spring fixture block (11), the bullet The internal activity of spring fixture block (11) is connected with bolt pull rod (12), close hollow link block (4) of the bolt pull rod (12) Side is fixedly installed with bolt (13), the outside of the bolt pull rod (12) and is located at bolt (13) far from hollow link block (4) side is movably installed with latch spring (14), the fixed peace in side of the bolt pull rod (12) far from hollow link block (4) Equipped with pull ring (15), side of the manual gear (7) far from axle center is ratcheting to be had linkage gear (16), the linkage gear (16) Side far from axle center is fixedly connected with interlocking bar (17), and the side in the separate axle center of the interlocking bar (17) is fixedly connected with leaf Piece (18), side inner wall of the blade (18) close to axle center is fixedly connected with hook ring (19), described to link up with the interior of ring (19) Side wall is connected with hook (20), described to link up with (20) far from axle center because side is fixedly connected with tension spring (21), the drawing The side in the separate axle center of spring (21) is fixedly connected with vanelets (22) by hook (20) and hook ring (19).

2. a kind of adjustable mechanism based on blade of wind-driven generator according to claim 1, it is characterised in that: the sky The quantity of heart link block (4) is three, cuts the outside for being evenly distributed on blade seat (2), the both ends of the bull stick (6) are run through simultaneously Extend to the outside of hollow link block (4).

3. a kind of adjustable mechanism based on blade of wind-driven generator according to claim 1, it is characterised in that: described to insert The outside of spring cavity (10) is run through and extended in the bottom of pin pull rod (12), and the length of the bolt pull rod (12) is greater than spring cavity (10) length.

4. a kind of adjustable mechanism based on blade of wind-driven generator according to claim 1, it is characterised in that: described to insert Selling (13) is T shape rotary table, and the top of the bolt (13) runs through detent pedestal (9) and extends to the inside of limit hole (23), institute That states bolt (13) is located at the side of bull stick (6) far from axle center.

5. a kind of adjustable mechanism based on blade of wind-driven generator according to claim 1, it is characterised in that: described The right end of lever (17) runs through and extends to the outside of hollow link block (4), and the end again of the blade (18) offers opening, institute It states the diameter of blade (18) close to axle center side and is greater than the diameter far from axle center side.

6. a kind of adjustable mechanism based on blade of wind-driven generator according to claim 1, it is characterised in that: described small Diameter of the blade (22) close to axle center side is greater than the diameter far from axle center side, and than blade (18) far from primary straight in axle center Diameter is big, and the inside of blade (18) is run through and extended to the vanelets (22) close to the side in axle center, solid with hook ring (19) Fixed connection.