CN215370108U - Frequency-increasing wind power self-generating device - Google Patents
Frequency-increasing wind power self-generating device Download PDFInfo
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- CN215370108U CN215370108U CN202120670363.1U CN202120670363U CN215370108U CN 215370108 U CN215370108 U CN 215370108U CN 202120670363 U CN202120670363 U CN 202120670363U CN 215370108 U CN215370108 U CN 215370108U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Abstract
The utility model relates to a frequency-increasing type wind power self-generating device which comprises a fan, a frequency-increasing gear mechanism, a piezoelectric vibration mechanism, a circuit and an energy storage device, wherein the fan, the frequency-increasing gear mechanism, the piezoelectric vibration mechanism and the circuit are sequentially connected, the piezoelectric vibration mechanism and the circuit are used for generating electricity, the frequency-increasing gear mechanism comprises at least one group of frequency-increasing assemblies and at least two rotating shafts which are arranged in parallel, the frequency-increasing assemblies comprise large gears and small gears which are meshed with each other, the rotating shafts comprise driving rotating shafts and driven rotating shafts, the driving rotating shafts penetrate through the large gears and are in transmission connection with the fan, the driven rotating shafts penetrate through the small gears and are in transmission connection with the piezoelectric vibration mechanism, and the piezoelectric vibration mechanism, the circuit and the energy storage device are electrically connected. Compared with the prior art, the frequency-increasing device has the advantages that the working frequency of the device under the action of wind power is improved through the frequency-increasing assembly, and the piezoelectric effect is utilized to convert wind energy into electric energy, so that the wind energy is fully utilized, and the frequency-increasing device has the characteristics of high working efficiency, environmental friendliness, small size, low cost and the like.
Description
Technical Field
The utility model belongs to the technical field of wind power generation equipment, and particularly relates to a frequency-increasing type wind power self-generating device.
Background
Renewable natural energy such as wind energy and the like is utilized to generate electricity, energy is supplied to electric equipment or places, the trend of sustainable development is met, and the method has important practical significance.
At present, the traditional wind power generation device utilizes wind power to cause a rotor to rotate, and cuts magnetic induction lines by means of relative movement between the rotor and a stator so as to generate electric energy. The power generation device based on the method has larger scale and higher requirement on environment, and if the power generation device occupies huge space, the working place is limited outside a city, the surrounding environment has no human interference and the like, and the power generation device needs periodic inspection and maintenance and has higher cost. However, there are corresponding power demands in cities or remote areas with complex terrains, and it is difficult to install the above-mentioned devices in these areas to collect and utilize wind energy due to environmental restrictions. Meanwhile, the ambient wind speed changes frequently, and the output power of the existing small wind power generation device is low or unstable under the condition of low wind speed or unstable wind speed, and the adaptability to low-frequency or wide-frequency wind-induced vibration is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a frequency-increasing type wind power self-generating device which can improve the working frequency of the device under the action of wind power through a frequency-increasing assembly in different working environments and convert wind power into electric power by utilizing a piezoelectric effect, so that the wind power is fully utilized, and the frequency-increasing type wind power self-generating device has the characteristics of high working efficiency, environmental friendliness, small size, low cost and the like.
The purpose of the utility model is realized by the following technical scheme:
the utility model provides a frequency-increasing formula wind-force is from power generation facility, from power generation facility including the fan that connects gradually, frequency-increasing gear mechanism, be used for the piezoelectric vibration mechanism and the circuit and the energy memory of electricity generation, frequency-increasing gear mechanism includes at least a set of frequency-increasing subassembly and two at least mutual parallel arrangement's rotation axis, frequency-increasing subassembly includes intermeshing's gear wheel and pinion, the rotation axis includes initiative rotation axis and driven rotation axis, the initiative rotation axis runs through the gear wheel setting and is connected with the fan transmission, driven rotation axis runs through the pinion setting and is connected with the transmission of piezoelectric vibration mechanism, piezoelectric vibration mechanism and circuit and energy memory electricity are connected.
When the number of frequency increasing components is more than a set of, adjacent frequency increasing components stagger and distribute, the rotation axis is still including locating the middle rotation axis between initiative rotation axis and the driven rotation axis, middle rotation axis runs through frequency increasing components's pinion and adjacent frequency increasing components's gear wheel in proper order, and adjacent frequency increasing components carry out the transmission through middle rotation axis and connect. The internal gear of the frequency-increasing gear mechanism can be exchanged, the meshing relation can be changed, and therefore the transmission ratio, namely the frequency-increasing amplitude is changed.
When the number of frequency increasing subassembly sets to two sets ofly, the gear wheel includes a gear wheel and No. two gear wheels, the pinion includes a pinion and No. two pinions, a gear wheel and a pinion mesh mutually, No. two gear wheels and No. two pinion mesh mutually, the initiative rotation axis runs through a gear wheel, middle rotation axis runs through a pinion and No. two gears in proper order, driven rotation axis runs through No. two pinions.
The number of teeth of a gear wheel is 50, the number of teeth of a pinion is 10, the number of teeth of No. two gear wheels is 40, the number of teeth of No. two pinion is 10. When the frequency increasing multiple of the frequency increasing gear mechanism is set to be about 20 times, the frequency increasing gear mechanism can be maintained in the optimal working state range, and further the output power of wind power generation is greatly improved and is about 2-4 times of that of traditional wind-induced piezoelectric self-generating equipment.
Piezoelectric vibration mechanism includes connecting rod, vibrating arm, is used for restricting dead lever and piezoelectric array of vibrating arm direction of motion, the one end and the driven rotation axis transmission of connecting rod are connected, the other end and the vibrating arm of connecting rod are connected, the vibrating arm includes that mobile jib, a plurality of slope locate the branch at mobile jib top and the vertical bracing piece of locating the branch top, the axis of mobile jib is kept away from gradually to branch from bottom to top, the vertical restriction cover of establishing outside the mobile jib that is equipped with of one end of dead lever, piezoelectric array runs through the bracing piece setting, piezoelectric array still connects with circuit and energy memory electricity. The fixed rod is used for guaranteeing that the vibrating rod can only vertically move, so that the piezoelectric array can be stressed in the vertical direction to generate electric energy, and the connecting rod and the vibrating rod work based on the principle of a crank-link mechanism.
Piezoelectric array includes the multiunit piezoelectric assembly that stacks from bottom to top in proper order, piezoelectric assembly includes copper sheet, potsherd and the load that sets up with one heart in proper order from bottom to top, the size of copper sheet, potsherd and load reduces in proper order, be equipped with a plurality of connecting holes that supply the bracing piece to run through along circumference on the copper sheet, a plurality of connecting holes encircle the potsherd and distribute, copper sheet and potsherd are connected the formation return circuit with circuit and energy memory electricity respectively.
A third bearing is arranged between the connecting rod and the driven rotating shaft, a connecting block is arranged on the main rod in a protruding mode, and a fourth bearing is arranged between the connecting block and the connecting rod.
When the number of branch sets to three, the contained angle between the three branch is 120, the number of bracing piece also is three, the number of connecting hole is also three, and three connecting hole is 120 evenly distributed.
The self-generating device further comprises a shell, a supporting plate is vertically arranged in the shell, the fan is located on the outer side of the shell, the frequency-increasing gear mechanism, the piezoelectric vibration mechanism, the circuit and the energy storage device are located in the shell, a first bearing and a second bearing are respectively arranged on the left side and the right side of the two end portions of the driving rotating shaft and the driven rotating shaft, the first bearing is adjacent to the fan, the first bearing penetrates through the shell and is provided with a bolt and nut group to be connected with the shell, the second bearing is adjacent to the piezoelectric vibration mechanism, the second bearing penetrates through the supporting plate and is provided with a bolt and nut group to be connected with the supporting plate, and the driving rotating shaft extends out of the first bearing to be connected with the fan in a transmission mode. And the other end of the fixed rod is provided with a bolt and a nut and is fixed on the inner wall of the shell.
The circuit and the energy storage device have the functions of rectification, filtering and energy storage, namely, a rectifier, a filter, an energy storage device and the like can be arranged in the circuit energy storage device, and alternating current obtained by the piezoelectric array is converted into direct current. The circuit and the energy storage device take LTC3588 as a core, and micro energy loss can be reduced.
The flabellum of fan adopts aluminum alloy material, gear wheel and pinion all adopt forged steel material, the rotation axis adopts carbon steel material, vibrating arm and connecting rod all adopt aluminum alloy material, the casing adopts stainless steel material, the potsherd adopts the PZT material.
The utility model utilizes the piezoelectric effect, collects the energy contained in the natural wind by means of a mechanical transmission structure and converts the energy into electric energy, greatly improves the working frequency of the environmental wind acting on the piezoelectric transducer by a frequency increasing component, particularly reflects the vibration frequency of a vibrating rod after the frequency modulation and amplification are carried out on the rotation frequency of a fan blade of a fan driven by the environmental wind, further greatly improves the mechanical-electrical conversion efficiency and the wind power generation output power, is integrated and stored by a circuit and an energy storage device, and can supply energy to electric equipment or places, such as wireless sensing network nodes, miniature environmental information monitoring collectors and the like.
Compared with the prior art, the utility model has the following characteristics:
(1) the wind energy collecting device adopts the piezoelectric effect to collect wind energy, improves the vibration frequency of the device working under the low-speed wind environment through the frequency-increasing gear mechanism structure, and more accords with the requirements of practical application on low-frequency and wide-frequency vibration.
(2) The utility model can adjust the frequency multiplication multiple according to the actual situation, approaches the optimal power output state of the piezoelectric component and ensures that the wind energy can be utilized to generate electricity under the environment of low-speed wind.
(3) The ceramic plate used by the utility model adopts PZT disc type piezoelectric material, the vibration life is long, and the effective deformation is large.
(4) The wind energy is converted into electric energy, and the wind energy generator is green and environment-friendly, small in size, simple in structure, low in cost, less limited by environment, wide in application range and strong in competitiveness.
Drawings
FIG. 1 is an exploded view of a wind-powered generator with frequency multiplication (with the housing and support plate omitted);
FIG. 2 is a schematic view of the overall structure of the frequency-increasing wind power generation device (with wires omitted);
FIG. 3 is a schematic structural diagram of a fan;
FIG. 4 is a schematic structural diagram of a frequency-increasing gear mechanism;
FIG. 5 is a schematic structural view of a connecting rod, a vibration rod and a fixing rod;
FIG. 6 is a schematic structural diagram of a piezoelectric assembly;
FIG. 7 is a schematic structural view of a piezoelectric array and a vibrating rod;
FIG. 8 is a schematic circuit diagram of the piezoelectric array and the circuit and energy storage device.
In the figure: 1-a fan; 2-bolt and nut group; 3-bearing number one; 4-a bull gear; 5-second gear wheel; 6-pinion gear; 7-pinion No. two; 8-active rotating shaft; 9-intermediate rotation axis; 10-a driven rotating shaft; 11-a connecting rod; 12-bearing number three; 13-a vibrating rod; 1301-the main rod; 1302-a strut; 1303-support rods; 1304-connecting block; 14-a fixation rod; 1401-a restraining sleeve; 15-a piezoelectric array; 1601-copper sheet; 1602-ceramic plate; 1603-connecting hole; 17-load; 18-circuit and energy storage device; 19-a housing; 1901-support plate; bearing No. 20-II; 21-bearing number four.
Detailed Description
The utility model is described in detail below with reference to the figures and specific embodiments.
Examples
As shown in fig. 1, 2, 3, 4, 5, 6, 7, and 8, a frequency-increasing wind-driven self-generating device comprises a fan 1 (which can be a commercially available product), a frequency-increasing gear mechanism, a piezoelectric vibration mechanism for generating electricity, a circuit, an energy storage device 18, and a housing 19, which are sequentially connected, wherein a support plate 1901 is vertically arranged in the housing 19, the fan 1 is located at the outer side of the housing 19, the frequency-increasing gear mechanism, the piezoelectric vibration mechanism, the circuit, and the energy storage device 18 are all located in the housing 19, a through hole for assembly is pre-formed in the housing 19, the frequency-increasing gear mechanism comprises at least one set of frequency-increasing components and at least two rotating shafts arranged in parallel, the frequency-increasing components comprise a large gear and a small gear which are engaged with each other, the rotating shafts comprise a driving rotating shaft 8 and a driven rotating shaft 10, the piezoelectric vibration mechanism, the circuit, and the energy storage device 18 are electrically connected, and the circuit and the energy storage device 18 have rectifying functions, Filtering and energy storage functions.
As shown in fig. 1, 2 and 4, when the number of the frequency increasing assemblies is more than one, the adjacent frequency increasing assemblies are distributed in a staggered manner, the rotating shaft further comprises an intermediate rotating shaft 9 arranged between the driving rotating shaft 8 and the driven rotating shaft 10, the intermediate rotating shaft 9 sequentially penetrates through a small gear of the frequency increasing assembly and a large gear of the adjacent frequency increasing assembly, and the adjacent frequency increasing assemblies are in transmission connection through the intermediate rotating shaft 9. Set the number of frequency increasing component into two sets ofly in this embodiment, the gear wheel includes No. 4 gear wheels and No. two gear wheels 5 of a gear wheel, the pinion includes No. 6 pinions and No. 7 pinions, No. 4 pinions mesh with No. 6 pinions, No. 5 pinions mesh with No. 7 pinions, initiative rotation axis 8 runs through No. 4 pinions, middle rotation axis 9 runs through No. 6 pinions and No. 5 pinions in proper order, driven rotation axis 10 runs through No. 7 pinions, the number of teeth of No. 4 pinions is 50 in this embodiment, the number of teeth of No. 6 pinions is 10, the number of teeth of No. 5 pinions is 40, the number of teeth of No. 7 pinions is 10 (the magnification is 5 x 4 ═ 20 times). The driving rotating shaft 8 penetrates through the large gear and is in transmission connection with the fan 1, the driven rotating shaft 10 penetrates through the small gear and is in transmission connection with the piezoelectric vibration mechanism, the driving rotating shaft 8, the middle rotating shaft 9 and the driven rotating shaft 10 are respectively provided with a first bearing 3 and a second bearing 20 at one left end and one right end, the first bearing 3 is arranged adjacent to the fan 1, the first bearing 3 penetrates through the shell 19 and is provided with a bolt and nut group 2 to be connected with the shell 19, the second bearing 20 is arranged adjacent to the piezoelectric vibration mechanism, the second bearing 20 penetrates through the supporting plate 1901 and is provided with a bolt and nut group 2 to be connected with the supporting plate 1901, and the driving rotating shaft 8 extends out of the first bearing 3 to be in transmission connection with the fan 1.
As shown in fig. 1, 2, 5, 6, 7, and 8 (in fig. 2, for simplification, a lead connecting the circuit, the energy storage device 18, and the piezoelectric array 15 is omitted), the piezoelectric vibration mechanism includes a connecting rod 11 (two ends of the connecting rod 11 are provided with circular holes for installing bearings), a vibration rod 13, a fixing rod 14 for limiting the movement direction of the vibration rod 13, and the piezoelectric array 15, the vibration rod 13 includes a main rod 1301, a plurality of branches 1302 obliquely arranged on the top of the main rod 1301 (in this embodiment, when the number of the branches is three, the included angle between the three branches 1302 is 120 °), and support rods 1303 vertically arranged on the top of the branches 1302 (in this embodiment, the number of the support rods is also three), the branches 1302 are gradually separated from the axis of the main rod 1301 from bottom to top, a connecting block 1304 is protrudingly arranged on the main rod 1301 (the connecting block 1304 is located at the lower portion of the main rod 1301 as much as possible), a bearing 12 is arranged between one end of the connecting rod 11 and the driven rotating shaft 10, the connecting rod 11 is in transmission connection with the driven rotating shaft 10 through a third bearing 12, a fourth bearing 21 is arranged between the connecting block 1304 and the connecting rod 11, the connecting rod 11 is connected with the vibrating rod 13 through the fourth bearing 21, a limiting sleeve 1401 sleeved outside the main rod 1301 is vertically arranged at one end of the fixing rod 14 (the limiting sleeve 1401 is positioned above the connecting block 1304), the other end of the fixing rod 14 is fixed on the inner wall of the shell 19 through bolts and nuts, the piezoelectric array 15 comprises a plurality of groups of piezoelectric assemblies which are sequentially stacked from bottom to top, each piezoelectric assembly comprises a copper sheet 1601, a ceramic sheet 1602 and a load 17 which are sequentially and concentrically arranged from bottom to top (in the embodiment, the copper sheet 1601, the ceramic sheet 1602 and the load 17 are all circular, the copper sheet 1601 and the ceramic sheet 1602 are adhered in advance, the ceramic sheet 1602 and the load 17 are adhered through glue), the sizes of the copper sheet 1601, the ceramic sheet 1602 and the load 17 are sequentially reduced, and a plurality of connecting holes 1603 for the supporting rod 1303 to penetrate through are arranged on the copper sheet 1601 in the circumferential direction (in the embodiment, the number of the connecting holes 1603 is also reduced Three connecting holes 1603 are uniformly distributed at 120 degrees), a plurality of connecting holes 1603 are distributed around the ceramic sheet 1602, the copper sheet 1601 and the ceramic sheet 1602 are respectively and electrically connected with the circuit and the energy storage device 18 to form a loop, in the embodiment, every three piezoelectric components are in a group and are connected in series, and the connection relationship between the piezoelectric array 15 and the circuit and the energy storage device 18 is shown in fig. 8.
The fan blades of the fan 1 are made of aluminum alloy materials, the large gear and the small gear are made of forged steel materials, the rotating shaft is made of carbon steel materials, the vibrating rod 13 and the connecting rod 11 are made of aluminum alloy materials, the shell 19 is made of stainless steel materials, and the ceramic plates 1602 are made of PZT materials.
The working process of the utility model is as follows: the fan 1 is driven to rotate by environmental wind power, the fan 1 drives the driving rotating shaft 8 to rotate, then force is transmitted through the driving rotating shaft 8, the first big gear 4, the first small gear 6, the middle rotating shaft 9, the second big gear 5, the second small gear 7 and the driven rotating shaft 10 in sequence, namely, the frequency increasing gear mechanism works, the rotating frequency of the fan 1 is amplified and then reflected to the driven rotating shaft 10, and the driven rotating shaft 10 is connected with the connecting rod 11, so that the vibrating rod 13 is driven to vertically vibrate in a reciprocating manner at the rotating frequency of the driven rotating shaft 10; the vibration deforms the copper sheets 1601 and the ceramic sheets 1602 fixed on the vibrating rod 13 to generate a piezoelectric effect to generate electricity, the current generated by the vibration is filtered by the rectifier bridge of the circuit and the energy storage device 18 to output direct current, and the generated electric energy is collected by the circuit and the energy storage device 18.
The embodiments described above are intended to facilitate the understanding and use of the utility model by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (10)
1. The utility model provides a frequency-increasing formula wind-force is from power generation facility, a serial communication port, from power generation facility including fan (1), the frequency-increasing gear mechanism that connects gradually, be used for the piezoelectric vibration mechanism and the circuit and energy memory (18) of electricity generation, frequency-increasing gear mechanism includes at least a set of frequency-increasing subassembly and two at least mutual parallel arrangement's rotation axis, frequency-increasing subassembly includes intermeshing's gear wheel and pinion, the rotation axis includes initiative rotation axis (8) and driven rotation axis (10), initiative rotation axis (8) run through the gear wheel setting and are connected with fan (1) transmission, driven rotation axis (10) run through the pinion setting and are connected with piezoelectric vibration mechanism transmission, piezoelectric vibration mechanism and circuit and energy memory (18) electricity are connected.
2. The frequency-increasing wind power self-generating device according to claim 1, wherein when the number of the frequency-increasing assemblies is more than one, the adjacent frequency-increasing assemblies are distributed in a staggered manner, the rotating shaft further comprises an intermediate rotating shaft (9) arranged between the driving rotating shaft (8) and the driven rotating shaft (10), the intermediate rotating shaft (9) sequentially penetrates through a small gear of the frequency-increasing assembly and a large gear of the adjacent frequency-increasing assembly, and the adjacent frequency-increasing assemblies are in transmission connection through the intermediate rotating shaft (9).
3. The frequency-increasing wind power self-generating device according to claim 2, wherein when the number of frequency-increasing components is set to two groups, the gear wheel comprises a first gear wheel (4) and a second gear wheel (5), the pinion comprises a first pinion (6) and a second pinion (7), the first gear wheel (4) is meshed with the first pinion (6), the second gear wheel (5) is meshed with the second pinion (7), the driving rotating shaft (8) penetrates through the first gear wheel (4), the middle rotating shaft (9) penetrates through the first pinion (6) and the second gear wheel (5), and the driven rotating shaft (10) penetrates through the second pinion (7).
4. The frequency-increasing wind power self-generating device according to claim 3, wherein the number of teeth of the first big gear (4) is 50, the number of teeth of the first small gear (6) is 10, the number of teeth of the second big gear (5) is 40, and the number of teeth of the second small gear (7) is 10.
5. The frequency-increasing wind power self-generating device according to claim 1, wherein the piezoelectric vibration mechanism comprises a connecting rod (11), a vibration rod (13), a fixing rod (14) for limiting the movement direction of the vibration rod (13) and a piezoelectric array (15), one end of the connecting rod (11) is in transmission connection with the driven rotating shaft (10), the other end of the connecting rod (11) is connected with the vibration rod (13), the vibration rod (13) comprises a main rod (1301), a plurality of supporting rods (1302) obliquely arranged at the top of the main rod (1301) and a supporting rod (1303) vertically arranged at the top of the supporting rods (1302), the supporting rods (1302) are gradually far away from the axis of the main rod (1301) from bottom to top, a limiting sleeve (1401) sleeved outside the main rod (1301) is vertically arranged at one end of the fixing rod (14), and the piezoelectric array (15) penetrates through the supporting rod (1303), the piezoelectric array (15) is also electrically connected with the circuit and the energy storage device (18).
6. The frequency-increasing wind power self-generating device according to claim 5, wherein the piezoelectric array (15) comprises a plurality of groups of piezoelectric components stacked in sequence from bottom to top, each piezoelectric component comprises a copper sheet (1601), a ceramic sheet (1602) and a load (17) concentrically arranged from bottom to top, the sizes of the copper sheet (1601), the ceramic sheet (1602) and the load (17) are reduced in sequence, a plurality of connecting holes (1603) for the supporting rods (1303) to penetrate through are formed in the copper sheet (1601) in the circumferential direction, the connecting holes (1603) are distributed around the ceramic sheet (1602), and the copper sheet (1601) and the ceramic sheet (1602) are electrically connected with the circuit and the energy storage device (18) to form a loop respectively.
7. The frequency-increasing wind power self-generating device according to claim 5, wherein a third bearing (12) is arranged between the connecting rod (11) and the driven rotating shaft (10), a connecting block (1304) is arranged on the main rod (1301) in a protruding mode, and a fourth bearing (21) is arranged between the connecting block (1304) and the connecting rod (11).
8. The frequency-increasing wind power self-generating device according to claim 5, wherein when the number of the supporting rods (1302) is three, the included angle between the three supporting rods (1302) is 120 degrees, the number of the supporting rods (1303) is three, the number of the connecting holes (1603) is three, and the three connecting holes (1603) are uniformly distributed at 120 degrees.
9. The frequency-increasing wind power self-generating device according to claim 6, further comprising a housing (19), wherein a support plate (1901) is vertically disposed in the housing (19), the fan (1) is located outside the housing (19), the frequency-increasing gear mechanism, the piezoelectric vibration mechanism, the circuit and the energy storage device (18) are all located in the housing (19), the first bearing (3) and the second bearing (20) are respectively disposed on the left and right of the two ends of the driving rotating shaft (8) and the driven rotating shaft (10), the first bearing (3) is disposed adjacent to the fan (1), the first bearing (3) penetrates through the housing (19) and is provided with a bolt and nut set (2) to be connected with the housing (19), the second bearing (20) is disposed adjacent to the piezoelectric vibration mechanism, the second bearing (20) penetrates through the support plate (1901) and is provided with a bolt and nut set (2) to be connected with the support plate (1901), the driving rotating shaft (8) extends out of the first bearing (3) and is in transmission connection with the fan (1).
10. The frequency-increasing wind power self-generating device according to claim 9, wherein the fan blades of the fan (1) are made of aluminum alloy material, the large gear and the small gear are made of forged steel material, the rotating shaft is made of carbon steel material, the vibrating rod (13) and the connecting rod (11) are made of aluminum alloy material, the shell (19) is made of stainless steel material, and the ceramic plate (1602) is made of PZT material.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120670363.1U CN215370108U (en) | 2021-04-01 | 2021-04-01 | Frequency-increasing wind power self-generating device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120670363.1U CN215370108U (en) | 2021-04-01 | 2021-04-01 | Frequency-increasing wind power self-generating device |
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| CN215370108U true CN215370108U (en) | 2021-12-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116961469A (en) * | 2023-07-12 | 2023-10-27 | 北京林业大学 | High-efficiency piezoelectric wind energy generator and power generation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116961469A (en) * | 2023-07-12 | 2023-10-27 | 北京林业大学 | High-efficiency piezoelectric wind energy generator and power generation method |
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Granted publication date: 20211231 |