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CN-224228789-U - Wind generating set

CN224228789UCN 224228789 UCN224228789 UCN 224228789UCN-224228789-U

Abstract

The utility model relates to the field of wind power generation, and aims to provide a wind power generator set which comprises a base, a power generation device arranged on the base, a shell positioned above the base, an air inlet arranged at the front side of the shell, an air outlet channel arranged at the rear side of the shell, a slewing bearing arranged between the base and the shell and used for realizing the rotation of the shell relative to the base, a safety fence fixedly arranged on the base and positioned at the outer side of the shell and elastically connected with the shell so as to absorb the impact of an external wind source on the shell, wherein the shell is internally and rotatably connected with a wind wheel assembly, the wind wheel assembly comprises a rotating shaft extending up and down and a plurality of wind wheels sleeved on the rotating shaft at intervals, and the lower end of the rotating shaft penetrates through the bottom side of the shell and is connected with the power generation device. The utility model can absorb the impact force generated by the external wind source to the housing, and avoid the damage of the wind wheel assembly.

Inventors

  • WU XIMING
  • ZHANG JIAN
  • OuYang Yanru

Assignees

  • 福建百博源风电科技有限公司

Dates

Publication Date
20260512
Application Date
20250701

Claims (10)

  1. 1. A wind turbine generator set, comprising: A base (1); The power generation device (2) is arranged on the base (1); The shell (3) is positioned above the base (1), the front side of the shell is provided with an air inlet, and the rear side of the shell is provided with an air outlet channel (300); the slewing bearing is arranged between the base (1) and the shell (3) and is used for realizing the rotation of the shell (3) relative to the base (1); The safety fence (4) is fixedly arranged on the base (1) and is positioned at the outer side of the shell (3), and the safety fence (4) is elastically connected with the shell (3) so as to absorb impact generated by an external wind source to the shell (3); the wind wheel assembly (5) is rotatably connected inside the shell (3), the wind wheel assembly (5) comprises a rotating shaft (51) extending up and down and a plurality of wind wheels (52) sleeved on the rotating shaft (51) at intervals, and the lower end of the rotating shaft (51) penetrates through the bottom side of the shell (3) and is connected with the power generation device (2).
  2. 2. The wind generating set according to claim 1, wherein the safety fence (4) comprises an annular guardrail (41), an annular sliding rail (42) and a plurality of rail cars (43), the annular guardrail (41) is sleeved outside the shell (3) and comprises a plurality of railing posts which are fixedly arranged on the base (1) at intervals in the circumferential direction; the annular sliding rail (42) is arranged on the top side of the annular guardrail (41), an annular through groove (421) is formed in one side, close to the shell (3), of the annular sliding rail (42), a plurality of rail cars (43) are arranged in the annular sliding rail (42) in a sliding mode, force release springs (44) are connected between the rail cars (43) and the outer wall of the shell (3), and the force release springs (44) are in sliding fit with the annular through groove (421).
  3. 3. A wind power generator set as claimed in claim 2, wherein the plurality of rail vehicles (43) are circumferentially spaced along the annular rail (42).
  4. 4. The wind generating set of claim 1, wherein the wind wheel (52) comprises a plurality of connecting rods (521) and an annular seat (522), one ends of the connecting rods (521) are fixed on the peripheral wall of the annular seat (522) and are circumferentially arranged at intervals, the other ends of the connecting rods (521) are fixed with fan blades (523), the fan blades (523) longitudinally extend, and one sides of the fan blades (523) far away from the connecting rods (521) are provided with windward cambered surfaces.
  5. 5. The wind generating set of claim 4, wherein the plurality of air inlets are provided, each air inlet is provided with a wind scooper (6), the wind wheel (52) is positioned at the rear side of the wind scooper (6), and the plurality of air inlets, the plurality of wind scoopers (6) and the plurality of wind wheels (52) are in one-to-one correspondence.
  6. 6. The wind generating set according to claim 5, wherein the caliber of the induced draft hopper (6) gradually decreases from front to back towards the central line direction, and the front end of the induced draft hopper (6) is fixed at the air inlet.
  7. 7. The wind generating set according to claim 1, wherein first wind guiding cambered surfaces (301) are arranged on the left side and the right side of the rear section of the shell (3), convex surfaces of the two first wind guiding cambered surfaces (301) are arranged oppositely, second wind guiding cambered surfaces (302) are arranged on the left side and the right side of the front section of the shell (3), convex surfaces of the two second wind guiding cambered surfaces (302) are arranged oppositely, the two second wind guiding cambered surfaces (302) are located between the two first wind guiding cambered surfaces (301), an auxiliary air inlet (303) is formed between the first wind guiding cambered surfaces (301) and the corresponding second wind guiding cambered surfaces (302), a low-pressure area (304) is formed between the two first wind guiding cambered surfaces (301), and external wind sources enter the low-pressure area (304) through the auxiliary air inlet (303) so as to reduce wind pressure on the rear side of the wind wheel assembly (5).
  8. 8. A wind generating set according to any one of claims 1 to 7, wherein the top of the housing (3) is provided with a wind guiding fin (7), and the wind guiding fin (7), the wind inlet and the wind outlet channel (300) are positioned on the same straight line.
  9. 9. The wind generating set according to claim 8, further comprising an extension rod (8), wherein the wind guiding fin (7) is fixed at the top of the housing (3) through the extension rod (8), and the wind guiding fin (7) is located at the rear of the wind outlet channel (300).
  10. 10. The wind generating set according to claim 8, wherein an anemometer (9) is further installed on the top of the housing (3), and the anemometer (9) is located on the front side of the wind guiding tail wing (7).

Description

Wind generating set Technical Field The utility model relates to the field of wind power generation, in particular to a wind generating set. Background Wind power generation is popular because of its cleanliness, good environmental benefits, reproducibility and short capital construction period. In the field of wind power generation, the traditional air duct design often has a single air inlet path, so that the wind wheel is subjected to larger rotation resistance in the operation process, and the rotation efficiency of the wind wheel is affected. Meanwhile, a reasonable airflow guiding structure is generally lacking in the air duct, smooth flow of airflow is not facilitated, the overall air quantity and the energy efficiency ratio are further reduced, and efficient wind power generation requirements are difficult to realize. In addition, in the great environment of wind-force, outside wind-force directly acts on the shell outside the wind wheel, causes the structure to strike easily, and under long-term operation, the shell probably takes place to damage to can't play the guard action to the wind wheel, and then influence wind power generation set's normal operating and life. Disclosure of utility model The utility model aims to provide a wind generating set which can absorb impact force generated by an external wind source to a shell and avoid damage to a wind wheel assembly. The aim of the utility model is realized by the following technical scheme: A wind power generation set comprising: A base; The power generation device is arranged on the base; The shell is positioned above the base, the front side of the shell is provided with an air inlet, and the rear side of the shell is provided with an air outlet channel; The slewing bearing is arranged between the base and the shell and is used for realizing the rotation of the shell relative to the base; the safety fence is fixedly arranged on the base and positioned outside the shell, and is elastically connected with the shell to absorb impact generated by an external wind source to the shell; The wind wheel assembly comprises a rotating shaft extending up and down and a plurality of wind wheels sleeved on the rotating shaft at intervals, and the lower end of the rotating shaft penetrates through the bottom side of the shell and is connected with the power generation device. Compared with the prior art, the utility model has the advantages that: 1. in addition, when the external wind source acts on the shell, under the guiding action of the first wind guiding cambered surface, the second wind guiding cambered surface and the wind guiding tail wing, the external wind source drives the shell to rotate relative to the base through the slewing bearing, so that the wind scooper turns to the windward surface, and automatic wind facing is realized; 2. Through setting up first wind-guiding cambered surface and second wind-guiding cambered surface, make outside wind regime under the guide of first wind-guiding cambered surface and second wind-guiding cambered surface, get into the low pressure zone through supplementary air intake to increase wind wheel subassembly rear side wind volume, and then reduce wind wheel rear wind pressure, reduced wind wheel running resistance, promote holistic ventilation efficiency in whole wind channel. Drawings FIG. 1 is a schematic view of a wind turbine generator system embodiment of the present utility model; FIG. 2 is a partial cross-sectional view of the structure of FIG. 1; FIG. 3 is a schematic view of the structure of the wind rotor assembly of the present utility model; FIG. 4 is a schematic structural view of the security fence of the present utility model; FIG. 5 is a schematic view in partial cross-section of the structure of FIG. 4; FIG. 6 is a schematic view of a wind turbine; Fig. 7 is a partial structural perspective view of fig. 1. The reference numbers indicate that the wind power generation device comprises a base 1, a power generation device 2, a housing 3, an air outlet channel 300, a first wind guiding cambered surface 301, a second wind guiding cambered surface 302, an auxiliary air inlet 303, a low-voltage area 304, a safety fence 4, an annular guardrail 41, an annular sliding rail 42, an annular through groove 421, a rail car 43, a force release spring 44, a wind wheel assembly 5, a rotating shaft 51, a wind wheel 52, a connecting rod 521, an annular seat 522, a wind blade 523, a wind guiding hopper 6, a wind guiding tail fin 7, an extension rod 8 and a wind speed indicator 9. Detailed Description The present utility model is described in detail below with reference to the drawings and examples of the specification: As shown in fig. 1 to 7, an embodiment of a wind turbine generator set provided by the present utility model is shown in the drawings: A wind power generation set comprising: A base 1; the power generation device 2 is arranged on the base 1; A shell 3, which is positioned above the base 1, the fron