CN208024507U - A kind of high stability is wind power generation stepped - Google Patents

Abstract

The utility model discloses a kind of high stability is wind power generation stepped,Belong to new energy equipment technical field,Solves the wind power generation stepped wind-force that can only utilize top in the prior art,Lead to the problem that efficiency of energy utilization is relatively low,The utility model includes the taper air duct at top,The first generator is installed in the taper air duct,First generator is connected with the first impeller,The tail portion of taper air duct is connected with air duct empennage,Air duct empennage cross section is " ten " font,Air duct empennage is made of four fins,Taper air duct and the junction of air duct empennage are arc-shaped,The periphery of first generator surround and is connected with mounting bracket,The lateral surface of mounting bracket is connected with the inner wall of taper air duct,Taper air inlet channel below air duct has middle part tower body,Second generator is installed in the tower body of middle part,It is connected with lower part tower body below the tower body of middle part,Third generator is installed in the tower body of lower part.The utility model can carry out three-stage compound power generation using top wind energy below, and energy utilization rate is high.

Description

A kind of high stability is wind power generation stepped

Technical field

The utility model belongs to new energy equipment technical field, and in particular to a kind of high stability is wind power generation stepped.

Background technology

Wind-driven generator is to convert wind energy into mechanical work, and mechanical work drives rotor rotation, the electricity of final output alternating current Power equipment, operation principle are：Wind wheel rotates under the action of the forces of the wind, and the kinetic energy kept watch is changed into the mechanical energy of rotor shaft, hair Motor rotary electrification under the drive of rotor shaft.In a broad sense, wind energy is also solar energy, so alternatively wind-driven generator, Be one kind using the sun as heat source, using air as the heat energy utilization generator of working media.

One small-sized wind generator system usually has：Wind-driven generator+charger+digital inverter.Wind-driven generator It is made of head, swivel, empennage, blade.Each section is all critically important, and functions are：Blade is used for receiving wind-force and leading to It crosses head and switchs to electric energy；Empennage make blade always against come wind direction to obtain maximum wind energy；Swivel can make head clever It is rotated livingly to realize the function of empennage adjustment direction；The rotor of head is permanent magnet, and stator winding cutting magnetic line generates electricity Energy.Wind-driven generator because air quantity is unstable, therefore its output be 13~25V variations alternating current, must charged device rectification, then it is right Battery charges, and the electric energy that wind-driven generator generates is made to become chemical energy.Then with there is the inverter for protecting circuit, storage battery In chemical energy be transformed into alternating current 220V alternating current, just can guarantee stable use.

Wind power generation stepped is one kind of wind power plant, and common is wind power generation stepped in tower top setting generator The components such as energy storage device are arranged in (including device) inside tower body, this is simple in structure, occupation of land is few, but there is do not fill The problem of dividing using wind energy, at top, the impeller and blade of the wind-driven generator of setting, can only receive by wind power generation stepped The wind-force at top, and the wind-force of top of tower position below does not obtain any utilization, therefore it is in the prior art wind power generation stepped It is relatively low to the efficiency of energy utilization around equipment.

The wind power generation stepped position wind speed in eminence is fast, is typically subjected to larger wind-force, therefore empennage is faster Vibration is often generated under wind speed, so as to cause the vibration together of motor, tower body, seriously affect wind power generation stepped working effect and Working life even results in generator damage, tower body fractures, wind power generation stepped inabundant carry out air force in the prior art The design of aspect easy tos produce disturbance so that wind power generation stepped stability is insufficient.

Utility model content

The purpose of this utility model is that：

To solve the wind power generation stepped wind-force that can only utilize top in the prior art, cause efficiency of energy utilization lower Problem, and be easy to lead to the problem of vibration under high wind speed and lead to equipment damage, it is wind power generation stepped to provide a kind of high stability.

The technical solution adopted in the utility model is as follows：

A kind of high stability is wind power generation stepped, includes the taper air duct at top, the first hair is equipped in the taper air duct Motor, first generator are connected with the first impeller, which is characterized in that the tail portion of taper air duct is connected with air duct empennage, cone The lower head of shape air duct is connected with clump weight, and air duct empennage cross section is " ten " font, and air duct empennage is by four fins Composition, taper air duct and the junction of air duct empennage are arc-shaped, and the periphery of first generator, which is surround, is connected with mounting bracket, institute It is circular ring shape to state mounting bracket, and the lateral surface of mounting bracket is connected with the inner wall of taper air duct, and taper air inlet channel below air duct, which is connected with, to be turned Moving plate, the upper rotating disc lower section are connected with middle part tower body, and the second generator, second hair are equipped in the middle part tower body The front and rear sides of motor are connected separately with the second impeller and middle part empennage, and lower rotating disc, institute are connected with below the middle part tower body It states and is connected with lower part tower body below lower rotating disc, third generator is installed in the lower part tower body, the third generator connects It is connected to third impeller, lower part tower body side is also associated with air inlet.

Further, the upper rotating disc and lower rotating disc are made of the annulus on upper layer and the solid disk of lower layer, institute It states and is connected with rolling bearing between annulus and solid disk, the outer ring of the rolling bearing is bonded with the inside of annulus, the axis of rolling The inner ring held is bonded with solid disk.

Further, lower part tower body side is also associated with the wind gathering plate positioned at the air inlet both sides, the wind gathering Plate arranges that " V " type opening of wind gathering plate is consistent with the opening direction of air inlet in " V " type.

Further, the middle part tower body is divide into upper part and lower part, and is connected by supporting rod between upper and lower two parts in being formed Between aerial construction, second generator is positioned in the space of aerial construction.

Further, the air inlet is horn shape, and the inlet of air inlet is provided with fixed strainer, the fixed filter Net diameter is identical as the internal diameter of air inlet entrance, and fixed strainer is mounted on the inner wall of air inlet.

Further, the third impeller is connected with the rotation strainer in air inlet outlet end, the rotation strainer There are gaps between air inlet inner wall.

Further, the air inlet and third impeller are symmetrically arranged in air-supply power generation box both sides, the third impeller of both sides It is connected by a central shaft.

Further, it is connected with damping base below the third generator, vibration damping bullet is installed in the damping base Spring.

The course of work of the utility model is as follows：

When the utility model at work, taper air duct, middle part tower body and lower part tower body can independently generate electricity：Taper air duct The air duct empennage of tail portion can be such that taper air duct rotates under the action of by from along the different wind-force in empennage direction to windward Direction, the maximum wind power of direction windward can be received by making the first impeller always, and the criss-cross shape design of air duct empennage can divide wind-force At eight directions, changes even if from the wind in small part direction and generate sinuous flow, it can also be reduced to greatest extent for tail The influence of the wing greatly improves the stability of air duct empennage, while the first generator is not in direct contact with taper air duct, but has The indirect buffering of mounting bracket also reduces the disturbance that motor is subject to, further improves the stability of equipment entirety, clump weight The weight balanced before and after taper air duct is set so that the center of gravity at the top of power generation column tends towards stability, and significantly reduces by wind-force shadow Loud degree improves the stability of equipment again.

Similarly, due to the connection of upper rotating disc and lower rotating disc, middle part tower body also can be rotated independently, the middle part of middle part tower body Aerial construction makes wind energy pass through, and middle part empennage can receive the wind-force of bigger so that wind speed lower middle part tower body position Energy rotation is sensitiveer, ensures that the second impeller can keep state windward, improves the generating efficiency of the second generator, lower part tower body institute It is minimum to locate position, therefore wind speed and wind-force are minimum, the air inlet of wind gathering plate and bell shape can be assembled under the wind entrance of surrounding Portion's tower body auxiliary power generation makes full use of the wind-force at the tower body position of lower part.

In conclusion by adopting the above-described technical solution, the utility model has the beneficial effects that：

1. the power generation column of the utility model is provided with upper, middle and lower three parts tower body, wind-force hair is both provided in the tower body of every part Motor, and according at different height wind-force and wind speed be provided with it is different windward, the structures such as wind gathering to be to reinforce the wind at impeller Power and wind speed, in addition to utilizing top wind energy, the wind energy for being also fully utilized by middle lower generates electricity, and is sent out with the wind-force of the prior art Pylon is compared, and the utilization ratio of the energy is substantially increased, simultaneously as the wind direction of the wind at different height is different, therefore taper The mutual independent and rotatable design of the function of air duct and middle part tower body can make the wind power generation stepped automatic suitable of the utility model Wind direction situation complicated under varying environment is answered, while the generating efficiency for improving generator, has been obviously improved the suitable of equipment The property used.Wind-force can be divided into eight directions by the criss-cross shape design of air duct empennage, be changed even if from the wind in small part direction Become and generate sinuous flow, its influence for empennage can also be reduced to greatest extent, greatly improve the stability of air duct empennage, simultaneously First generator is not in direct contact with taper air duct, but has the indirect buffering of mounting bracket, also reduces the disturbance that motor is subject to, The stability of equipment entirety is further improved, the setting of clump weight balances the weight before and after taper air duct so that power generation column The center of gravity at top tends towards stability, and significantly reduces the degree being affected by the wind, and improves the stability of equipment again.

2. rolling bearing is both provided in the upper rotating disc of the utility model and lower rotating disc, in connection each section tower body It can guarantee that the rotation between the up-down structure of rotating disc is unaffected mutually simultaneously, realize the wind power generation stepped equal energy of each functional unit The effect for ensureing maximal efficiency work, improves the conversion ratio of the energy.

3. the V-shaped arrangement of wind gathering plate of the utility model, the open direction of wind gathering plate is consistent with air inlet, due under Portion tower body present position is minimum, therefore wind speed and wind-force are minimum, and the wind that the arrangement of wind gathering plate can assemble surrounding enters lower part Tower body auxiliary power generation makes full use of the wind-force at the tower body position of lower part, significantly improves the working efficiency of generator.

4. the middle part aerial construction of the middle part tower body of the utility model makes wind energy passes through to act on the empennage of middle part, Enable middle part empennage to receive the wind-force of bigger, thus can rotate wind speed lower middle part tower body position it is sensitiveer, It ensure that the second impeller can remain state windward with this, improve the rotating speed of the second impeller, to improve the second generator Generating efficiency.

5. the utility model be provided with fixed strainer and rotation strainer, by two layers filtering can avoid impurity, foreign matter into Enter power generation column, fixed strainer can stop that the impurity that leaf, sandstone etc. are taken up by wind, rotation strainer can further filter fixed strainer The impurity such as winged insect, the dust of omission extend the service life of equipment, reduce the maintenance cost of equipment.

6. the utility model is provided with air inlet and impeller in air-supply power generation box both sides, impeller passes through same axis and hair Motor connects, and the wind that this structure can be such that both sides can be such that impeller axle rotates, and enhance the ambient adaptability of equipment, improve and set Standby working efficiency.

7. being connected with damping base below the third generator of the utility model, wind-force can be reduced and impeller axle rotation is brought Disturbance, prevent vibration equipment frequency is excessive from damaging, improve the conversion ratio of wind energy.

Description of the drawings

The utility model will illustrate by example and with reference to the appended drawing, wherein：

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the left view of taper air duct and air duct empennage in Fig. 1；

Fig. 3 is the vertical view of the utility model lower part tower body.

Reference sign：

The first generators of 1-, 2- taper air ducts, 3- clump weights, the first impellers of 4-, the upper rotating discs of 5-, the middle parts 6- tower body, 7- Second impeller, the second generators of 8-, 9- wind gathering plates, 10- air inlets, 11- rotate strainer, 12- third impellers, the power generation of 13- thirds Machine, 14- damping bases, 15- fix strainer, the lower parts 16- tower body, rotating disc under 17-, empennage in the middle part of 18-, 19- air duct empennages, 20- mounting brackets.

Specific implementation mode

All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive Feature and/or step other than, can combine in any way.

It elaborates to the utility model with reference to Fig. 1, Fig. 2, Fig. 3.

Embodiment 1

The embodiment basic as one：

A kind of high stability is wind power generation stepped, includes the taper air duct 2 at top, first is equipped in the taper air duct 2 Generator 1, first generator 1 are connected with the first impeller 4, which is characterized in that the tail portion of taper air duct 2 is connected with air duct tail The lower head of the wing 19, taper air duct 2 is connected with clump weight 3, and 19 cross section of air duct empennage is " ten " font, air duct empennage 19 are made of four fins, and taper air duct 2 and the junction of air duct empennage 19 are arc-shaped, the outer collarette of first generator 1 Around mounting bracket 20 is connected with, the mounting bracket 20 is circular ring shape, and the lateral surface of mounting bracket 20 is connected with the inner wall of taper air duct 2 It connects, 2 lower section of the taper air duct is connected with rotating disc 5, and 5 lower section of the upper rotating disc is connected with middle part tower body 6, the middle part Second generator 8 is installed, the front and rear sides of second generator 8 are connected separately with the second impeller 7 and middle part tail in tower body 6 The wing 18,6 lower section of the middle part tower body are connected with lower rotating disc 17, and 17 lower section of the lower rotating disc is connected with lower part tower body 16, institute It states and third generator 13 is installed in lower part tower body 16, the third generator 13 is connected with third impeller 12, lower part tower body 16 Side is also associated with air inlet 10.

The power generation column of the utility model is provided with upper, middle and lower three parts tower body, and wind-power electricity generation is both provided in the tower body of every part Machine, and according at different height wind-force and wind speed be provided with it is different windward, the structures such as wind gathering to be to reinforce the wind-force at impeller And wind speed, in addition to utilizing top wind energy, the wind energy for being also fully utilized by middle lower generates electricity, the wind-power electricity generation with the prior art Tower is compared, and the utilization ratio of the energy is substantially increased, simultaneously as the wind direction of the wind at different height is different, therefore taper wind The independent and rotatable design mutually of the function of cylinder 2 and middle part tower body 6 can make the wind power generation stepped automatic suitable of the utility model Wind direction situation complicated under varying environment is answered, while the generating efficiency for improving generator, has been obviously improved the suitable of equipment The property used.Wind-force can be divided into eight directions by the criss-cross shape design of air duct empennage 19, be occurred even if from the wind in small part direction Change and generate sinuous flow, its influence for empennage can also be reduced to greatest extent, greatly improve the stability of air duct empennage 19, The first generator 1 is not in direct contact with taper air duct 2 simultaneously, but has the indirect buffering of mounting bracket 20, also reduce motor by The disturbance arrived further improves the stability of equipment entirety, and the setting of clump weight 3 balances the weight before and after taper air duct 2, So that the center of gravity at the top of power generation column tends towards stability, the degree being affected by the wind is significantly reduced, improves the stabilization of equipment again Property.

Embodiment 2

The present embodiment emphasis illustrates the improvements compared with above-described embodiment, and something in common repeats no more, in this implementation In example, the upper rotating disc 5 and lower rotating disc 17 are made of the annulus on upper layer and the solid disk of lower layer, the annulus and reality Rolling bearing is connected between heart disk, the outer ring of the rolling bearing is bonded with the inside of annulus, the inner ring of rolling bearing with Solid disk fitting.

It is both provided with rolling bearing in the upper rotating disc 5 of the utility model and lower rotating disc 17, in connection each section tower body While can guarantee rotating disc up-down structure between rotation it is unaffected mutually, it is equal to realize wind power generation stepped each functional unit The effect that can guarantee maximal efficiency work, improves the conversion ratio of the energy.

Embodiment 3

The present embodiment emphasis illustrates the improvements compared with above-described embodiment, and something in common repeats no more, in this implementation In example, 16 side of lower part tower body is also associated with the wind gathering plate 9 positioned at 10 both sides of the air inlet, and the wind gathering plate 9 is in " V " Type arranges that " V " type opening of wind gathering plate 9 is consistent with the opening direction of air inlet 10.Since tower body 16 present position in lower part is minimum, Therefore wind speed and wind-force are minimum, and the wind that the arrangement of wind gathering plate 9 can assemble surrounding enters 16 auxiliary power generation of lower part tower body, fully Using the wind-force at 16 position of lower part tower body, the working efficiency of generator is significantly improved.

Embodiment 4

The present embodiment emphasis illustrates the improvements compared with above-described embodiment, and something in common repeats no more, in this implementation In example, the middle part tower body 6 is divide into upper part and lower part, and is connected by supporting rod between upper and lower two parts and is formed intermediate aerial construction, Second generator 8 is positioned in the space of aerial construction.The middle part aerial construction of the middle part tower body 6 of the present embodiment makes wind It can pass through and act on the empennage 18 of middle part so that middle part empennage 18 can receive the wind-force of bigger, therefore even if wind speed is relatively low 6 position of middle part tower body can also rotate sensitiveer, ensure that the second impeller 7 can remain state windward with this, improve the The rotating speed of two impellers 7, to improve the generating efficiency of the second generator 8.

Embodiment 5

The present embodiment emphasis illustrates the improvements compared with above-described embodiment, and something in common repeats no more, in this implementation In example, the air inlet 10 is horn shape, and the inlet of air inlet 10 is provided with fixed strainer 15, and the fixed strainer 15 is straight Diameter is identical as the internal diameter of 10 entrance of air inlet, and fixed strainer 15 is mounted on the inner wall of air inlet 10, and the third impeller 12 connects The rotation strainer 11 being connected in 10 outlet end of air inlet, there are gaps between the rotation strainer 11 and 10 inner wall of air inlet.

Fixed strainer 15 and two layers of filtering for rotating strainer 11 can avoid impurity, foreign matter enters power generation column, fixed strainer 15 can stop the impurity that leaf, sandstone etc. are taken up by wind, rotation strainer 11 can further filter the omission of fixed strainer 15 winged insect, The impurity such as dust extend the service life of equipment, reduce the maintenance cost of equipment.

Embodiment 6

The present embodiment emphasis illustrates the improvements compared with above-described embodiment, and something in common repeats no more, in this implementation In example, the air inlet 10 and third impeller 12 are symmetrically arranged in air-supply power generation box both sides, and the third impeller 12 of both sides passes through one Root central shaft is connected.The present embodiment is provided with air inlet 10 and impeller in air-supply power generation box both sides, and impeller passes through same root Axis is connect with generator, and the wind that this structure can be such that both sides can be such that impeller axle rotates, and enhance the ambient adaptability of equipment, carry The high working efficiency of equipment.

Embodiment 7

The present embodiment emphasis illustrates the improvements compared with above-described embodiment, and something in common repeats no more, in this implementation In example, 13 lower section of the third generator is connected with damping base 14, is equipped with shock-absorbing spring in the damping base 14, can subtract Few wind-force and impeller axle rotate the disturbance brought, prevent vibration equipment frequency is excessive from damaging, improve the conversion ratio of wind energy.

Claims (8)

1. a kind of high stability is wind power generation stepped, include the taper air duct (2) at top, the is equipped in the taper air duct (2) One generator (1), first generator (1) are connected with the first impeller (4), which is characterized in that the tail portion of taper air duct (2) connects It is connected to air duct empennage (19), the lower head of taper air duct (2) is connected with clump weight (3), air duct empennage (19) cross section For " ten " font, air duct empennage (19) is made of four fins, and the junction of taper air duct (2) and air duct empennage (19) is in arc Shape, the periphery of first generator (1), which is surround, is connected with mounting bracket (20), and the mounting bracket (20) is circular ring shape, mounting bracket (20) lateral surface is connected with the inner wall of taper air duct (2), and rotating disc (5), institute are connected with below the taper air duct (2) It states and is connected with middle part tower body (6) below rotating disc (5), the second generator (8) is installed in the middle part tower body (6), it is described The front and rear sides of second generator (8) are connected separately with the second impeller (7) and middle part empennage (18), under the middle part tower body (6) Side is connected with lower rotating disc (17), and lower part tower body (16), the lower part tower body (16) are connected with below the lower rotating disc (17) Third generator (13) is inside installed, the third generator (13) is connected with third impeller (12), lower part tower body (16) side It is also associated with air inlet (10).

2. a kind of high stability according to claim 1 is wind power generation stepped, which is characterized in that the upper rotating disc (5) and Lower rotating disc (17) is made of the annulus on upper layer and the solid disk of lower layer, and rolling is connected between the annulus and solid disk Dynamic bearing, the outer ring of the rolling bearing are bonded with the inside of annulus, and the inner ring of rolling bearing is bonded with solid disk.

3. a kind of high stability according to claim 1 is wind power generation stepped, which is characterized in that lower part tower body (16) side Face is also associated with the wind gathering plate (9) positioned at the air inlet (10) both sides, and the wind gathering plate (9) is arranged in " V " type, wind gathering plate (9) " V " type opening is consistent with the opening direction of air inlet (10).

4. a kind of high stability according to claim 1 is wind power generation stepped, which is characterized in that the middle part tower body (6) point It for upper and lower two parts, is connected by supporting rod between upper and lower two parts and forms intermediate aerial construction, second generator (8) is placed In the space of aerial construction.

5. a kind of high stability according to claim 1 is wind power generation stepped, which is characterized in that the air inlet (10) is loudspeaker The inlet of shape, air inlet (10) is provided with fixed strainer (15), fixed strainer (15) diameter and air inlet (10) The internal diameter of entrance is identical, and fixed strainer (15) is mounted on the inner wall of air inlet (10).

6. a kind of high stability according to claim 1 is wind power generation stepped, which is characterized in that the third impeller (12) is even The rotation strainer (11) being connected in air inlet (10) outlet end, is stayed between the rotation strainer (11) and air inlet (10) inner wall There is gap.

7. a kind of high stability according to claim 1 is wind power generation stepped, which is characterized in that the air inlet (10) and Trilobed wheel (12) is symmetrically arranged in air-supply power generation box both sides, and the third impeller (12) of both sides is connected by a central shaft.

8. a kind of high stability according to claim 1 is wind power generation stepped, which is characterized in that the third generator (13) Lower section is connected with damping base (14), and shock-absorbing spring is equipped in the damping base (14).