A kind of wind-driven generator with wind-shielding function
Technical field
The present invention relates to field of wind power equipment, more particularly to a kind of wind-driven generator with wind-shielding function.
Background technology
Wind-driven generator is that wind energy is converted into mechanical work, the rotation of mechanical work rotor driven, the electricity of final output alternating current
Power equipment.
Existing wind-driven generator is erected at the place possessed throughout the year compared with strong wind mostly, and these places are inevitably
The unaffordable ultra-large type wind of wind-driven generator occurs, these ultra-large type wind can be damaged directly to wind-driven generator.It is existing
Some wind-driven generators typically do not possess self-protection function, therefore often appear in the phenomenon damaged in strong wind.
The content of the invention
The technical problem to be solved in the present invention is:In order to overcome the deficiencies in the prior art that there is wind-shielding function there is provided one kind
Wind-driven generator.
It is of the present invention to solve the problems, such as that used technical scheme is:A kind of wind-driven generator with wind-shielding function, including tower
Base, tower, generating set and drive mechanism;
The tower is vertically provided on column foot, and the generating set is located at the top of tower, and the drive mechanism is located at
The top of generating set and it is connected with generating set;
The drive mechanism include rotating shaft, housing, lifting assembly and foldable assembly, the rotating shaft it is vertically arranged and with generating
Unit is connected, and the housing is shaped as cylinder, and the bottom of the housing is connected with rotating shaft, the housing is coaxially set with rotating shaft
Put, the foldable assembly there are several, each foldable assembly is uniformly distributed in the circumference of housing, one end of the lifting assembly is located at
In housing, roof of the other end through housing of the lifting assembly stretches out housing;
The foldable assembly includes support plate and folds unit, and the folding unit has two, and two fold unit and symmetrically set
Put in the both sides up and down of support plate;
The folding unit includes blade and folds module, and the both sides up and down of the support plate are all provided with fluted, the folding
Module is located in groove, and one end and the support plate of the blade are hinged, and the folding module driving blade is rotated;
The folding module includes displacement motor, leading screw, sliding block and first connecting rod, and the leading screw is horizontally set on groove
Interior, the displacement motor is connected with lead screw transmission, and the leading screw passes through sliding block, axle of the displacement motor driving sliding block along leading screw
To motion, one end and the sliding block of the first connecting rod are hinged, the other end and vane hinge of the first connecting rod;
The lifting assembly includes push rod, the first cylinder and second connecting rod, and first cylinder is located in housing, described to push away
Bar is vertically arranged, and one end of the push rod is located in housing, and roof of the other end through housing of the push rod stretches out housing, described
Second connecting rod has several, and one end of the second connecting rod and the top of push rod are hinged, the other end and branch of the second connecting rod
The upper surface of plate is hinged.
Preferably, in order to further protect drive mechanism, should be additionally provided with and block with the wind-driven generator of wind-shielding function
Mechanism, the guard mechanism includes protective cover and the second cylinder, and the protective cover is set in tower, the shape of the protective cover
For cylindrical annular, the external diameter of the internal diameter of the protective cover greatly with tower, second cylinder has several, the bottom of the protective cover
Portion is connected by the second cylinder with column foot.
Preferably, in order to improve resistance to corrosion, the surface of the protective cover is provided with hot galvanized layer.
Preferably, in order to effectively utilize solar energy, the outer wall of the protective cover is provided with solar panel.
Preferably, in order to which when occurring ultra-large type wind, lifting assembly, foldable assembly and guard mechanism work automatically, right
Blade and generating set are protected, and the tower is provided with wind sensor, the lifting assembly, foldable assembly and blocks machine
Structure is electrically connected with wind sensor.
Preferably, for the weight of mitigation blade while blade stiffness is improved, the making material of the blade is
Carbon fiber.
Preferably, in order to ensure solidness and corrosion resistance, the making material of the first connecting rod and second connecting rod is equal
For stainless steel.
Preferably, in order to play night illumination and warning function, the tower is provided with illuminating lamp.
Preferably, in order to protect generating set, the junction of the rotating shaft and generating set is provided with contact sealing ring.
Preferably, for accurate controlled motor, the displacement motor is servomotor.
The beneficial effects of the invention are as follows should have the wind-driven generator structure of wind-shielding function exquisite, by ultra-large type
During wind, foldable assembly can once be folded to blade, and lifting assembly can carry out twice-folded to blade, and guard mechanism can
By the blade after folding and generating set protection in protective cover, prevent that the wind-driven generator is destroyed.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is a kind of structural representation of wind-driven generator with wind-shielding function of the present invention.
Fig. 2 is Fig. 1 B portions enlarged drawing.
Fig. 3 is Fig. 1 A-A to sectional view.
Fig. 4 is a kind of front view of wind-driven generator with wind-shielding function of the present invention.
In figure:1. column foot, 2. towers, 3. generating sets, 4. rotating shafts, 5. housings, 6. support plates, 7. blades, 8. grooves, 9.
Shifting motor, 10. leading screws, 11. sliding blocks, 12. first connecting rods, 13. push rods, 14. first cylinders, 15. second connecting rods, 16. protective covers,
17. the second cylinder, 18. solar panels, 19. wind sensors, 20. illuminating lamps.
Embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
As Figure 1-4, a kind of wind-driven generator with wind-shielding function, including column foot 1, tower 2, the and of generating set 3
Drive mechanism;
The tower 2 is vertically provided on column foot 1, and the generating set 3 is located at the top of tower 2, the drive mechanism
It is connected positioned at the top of generating set 3 and with generating set 3;
The drive mechanism include rotating shaft 4, housing 5, lifting assembly and foldable assembly, the rotating shaft 4 it is vertically arranged and with
Generating set 3 is connected, and the housing 5 is shaped as cylinder, and the bottom of the housing 5 is connected with rotating shaft 4, the housing 5 with
Rotating shaft 4 is coaxially disposed, and the foldable assembly has several, and each foldable assembly is uniformly distributed in the circumference of housing 5, the lifting group
One end of part is located in housing 5, and roof of the other end through housing 5 of the lifting assembly stretches out housing 5;
The foldable assembly includes support plate 6 and folds unit, and the folding unit has two, and two fold unit and symmetrically set
Put in the both sides up and down of support plate 6;
The folding unit includes blade 7 and folds module, and the both sides up and down of the support plate 6 are all provided with fluted 8, the folding
Folded module is located in groove 8, and one end and the support plate 6 of the blade 7 are hinged, and the folding module driving blade 7 is rotated;
The folding module includes displacement motor 9, leading screw 10, sliding block 11 and first connecting rod 12, and the level of leading screw 10 is set
Put in groove 8, the displacement motor 9 is connected with leading screw 10, the leading screw 10 passes through sliding block 11, the displacement motor 9
Axial movement of the sliding block 11 along leading screw 10 is driven, one end and the sliding block 11 of the first connecting rod 12 are hinged, the first connecting rod 12
The other end be hinged with blade 7;
The lifting assembly includes push rod 13, the first cylinder 14 and second connecting rod 15, and first cylinder 14 is located at housing 5
Interior, the push rod 13 is vertically arranged, and one end of the push rod 13 is located in housing 5, and the other end of the push rod 13 is through housing 5
Roof stretches out housing 5, and the second connecting rod 15 has several, and one end and the top of push rod 13 of the second connecting rod 15 are hinged,
The upper surface of the other end and support plate 6 of the second connecting rod 15 is hinged.
Preferably, in order to further protect drive mechanism, should be additionally provided with and block with the wind-driven generator of wind-shielding function
Mechanism, the guard mechanism includes the cylinder 17 of protective cover 16 and second, and the protective cover 16 is set in tower 2, the protection
Cover 16 is shaped as cylindrical annular, and the external diameter of the internal diameter of the protective cover 16 greatly with tower 2, second cylinder 17 has some
Individual, the bottom of the protective cover 16 is connected by the second cylinder 17 with column foot 1.
Preferably, in order to improve resistance to corrosion, the surface of the protective cover 16 is provided with hot galvanized layer.
Preferably, in order to effectively utilize solar energy, the outer wall of the protective cover 16 is provided with solar panel 18.
Preferably, in order to which when occurring ultra-large type wind, lifting assembly, foldable assembly and guard mechanism work automatically, right
Blade 7 and generating set 3 are protected, the tower 2 be provided with wind sensor 19, the lifting assembly, foldable assembly and
Guard mechanism is electrically connected with wind sensor 19.
Preferably, the weight in order to mitigate blade 7 while 7 rigidity of blade is improved, the making material of the blade 7
For carbon fiber.
Preferably, in order to ensure solidness and corrosion resistance, the making material of the first connecting rod 12 and second connecting rod 15
Material is stainless steel.
Preferably, in order to play night illumination and warning function, the tower 2 is provided with illuminating lamp 20.
Preferably, in order to protect generating set 3, the rotating shaft 4 and the junction of generating set 3 are provided with contact seal
Circle.
Preferably, for accurate controlled motor, the displacement motor 9 is servomotor.
There is the operation principle of the wind-driven generator of wind-shielding function to be for this:During original state, support plate 6 is located at horizontality,
Blade 7 is located at vertical state, and protective cover 16 is located at the lower section of generating set 3.When by ultra-large type wind, foldable assembly work
Make, the driving sliding block 11 of displacement motor 9 is moved horizontally, because one end and the sliding block 11 of first connecting rod 12 are hinged, first connecting rod 12
The other end is hinged with blade 7, therefore blade 7 will be folded to horizontality.Then lifting assembly is worked, and the first cylinder 14 is pushed away
Bar 13 is moved up, because one end and the top of push rod 13 of second connecting rod 15 are hinged, the other end and the support plate 6 of second connecting rod 15
Upper surface be hinged, therefore support plate 6 will be folded up to vertical state.At the same time guard mechanism is started working, the second cylinder
17, by the upward jack-up of protective cover 16, make whole drive mechanism draw in in protective cover.
Compared with prior art, there should be the wind generator design of wind-shielding function ingenious, when by ultra-large type wind,
Foldable assembly can once be folded to blade 7, and lifting assembly can carry out twice-folded to blade 7, and guard mechanism can be by
Blade 7 and generating set 3 after folding are protected in protective cover 16, prevent that the wind-driven generator is destroyed.
Using the above-mentioned desirable embodiment according to the present invention as enlightenment, by above-mentioned description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to its technical scope is determined according to right.