CN221525024U - Wind power generation blade heating device - Google Patents
Wind power generation blade heating device Download PDFInfo
- Publication number
- CN221525024U CN221525024U CN202323317415.5U CN202323317415U CN221525024U CN 221525024 U CN221525024 U CN 221525024U CN 202323317415 U CN202323317415 U CN 202323317415U CN 221525024 U CN221525024 U CN 221525024U
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- Prior art keywords
- main shaft
- heating device
- air
- box body
- air pipe
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 30
- 238000010248 power generation Methods 0.000 title claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 241000883990 Flabellum Species 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Wind Motors (AREA)
Abstract
The utility model discloses a heating device for wind power generation blades, which comprises a machine case, wherein a main shaft is rotationally connected to the machine case, the main shaft is connected with a generator through a transmission device, a generator set is connected in the machine case, a vent hole is arranged on the main shaft, the outer end of the main shaft is connected with a cylinder, an air cavity is arranged on the cylinder, the air cavity is communicated with the vent hole, a group of fan blades are uniformly distributed on the circumference of the cylinder, the inner side of each fan blade is provided with an air transmission channel, the air transmission channel is communicated with the air cavity, a heating device is connected in the machine case, and the heating device transmits hot air to the vent hole. The utility model has the advantages that: the heating device is arranged in the case, so that the blades can be heated while rotating, and the blades are prevented from being frozen.
Description
Technical Field
The utility model relates to the technical field of wind power generation equipment, in particular to a heating device for a wind power generation blade.
Background
Wind power generation is to convert kinetic energy of wind into electric energy, the wind energy is clean and pollution-free renewable energy, people use the wind energy for a long time, mainly pump water and grind surfaces through windmills, people are interested in how to use wind to generate electricity, the wind power generation is very environment-friendly, and wind energy is huge, so that the wind power generation is increasingly valued in all countries of the world.
The existing wind driven generator has the problem that the blades are frozen when being used under severe cold conditions, if the wind driven generator is not timely deicing, the wind driven generator can be damaged due to uneven stress, and the wind driven generator can fall down when severe, so that huge losses are caused.
Disclosure of utility model
The utility model aims to solve the defects in the prior art and provides a heating device for a wind power generation blade.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a wind power generation blade heating device, includes the quick-witted case, rotates on the quick-witted case and connects the main shaft, and the main shaft passes through transmission connection generator, and the generator is connected the quick-witted incasement is equipped with the air vent on the main shaft, connect the cylinder in the outer end of main shaft, be equipped with the air cavity on the cylinder, the air cavity intercommunication the air vent, circumference equipartition a set of flabellum on the cylinder all is equipped with the gas-supply passageway in the inboard of every flabellum, the gas-supply passageway intercommunication the air cavity, in quick-witted incasement connection heating device, heating device to the air vent carries hot-blast.
Preferably, the heating device comprises a box body, the box body is connected to the top of the inner side of the case, an air pipe is connected to the box body and communicated with the inner side of the case, the other end of the air pipe, which is far away from the box body, is inserted into the vent hole, a fan and a heating net are connected to the box body, and the blowing direction of the fan faces towards the air pipe.
Preferably, two guide plates are further connected to the inner side of the box body, the two guide plates form a V-shaped channel, and the opening of the smaller end faces the air pipe.
Preferably, the air pipe is sleeved with a fixed clamping piece, the main shaft is provided with an annular clamping groove, and the clamping piece is clamped in the annular clamping groove.
Preferably, the transmission comprises meshing gears and a toothed ring, the toothed ring being connected to the main shaft and the gears being connected to the input shaft of the generator.
Preferably, the vibration reduction piece comprises a guide rod, the guide rod is connected to the chassis, a corresponding guide hole is formed in the vertical plate, the guide rod is inserted into the guide hole, a spring is sleeved on the guide rod, and the spring is arranged between the chassis and the vertical plate.
The utility model has the advantages that: according to the heating device for the wind power generation blade, provided by the utility model, the heating device is arranged in the case, so that the blade can be heated while the blade rotates, and the blade is prevented from being frozen.
Drawings
FIG. 1 is a schematic diagram of a heating device for a wind turbine blade according to the present utility model;
fig. 2 is a schematic structural view of a fan blade.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1, a mounting hole is formed in one side surface of a case 1, a bearing is mounted in the mounting hole, a rotating main shaft 2 is inserted in the bearing, the main shaft 2 is connected with a generator 3 through a transmission device in a transmission mode, the generator 3 is existing equipment, the generator 3 is fixed at the top in the case 1 through bolts, in the embodiment, the transmission device comprises a meshed gear 17 and a toothed ring 18, the toothed ring 18 is sleeved and fixed on the main shaft 2, the gear 17 is connected to an input shaft of the generator 3, the toothed ring 18 is driven to rotate through rotation of the main shaft 2, the toothed ring 18 is meshed with the transmission gear 17, and the gear 17 drives the generator 3 to generate electricity.
The main shaft 2 is provided with a vent hole 4, the outer end of the main shaft 2 is connected with a cylinder 5, the cylinder 5 is provided with an air cavity 6, the air cavity 6 is communicated with the vent hole 4, a group of fan blades 8 are uniformly distributed on the circumference of the cylinder 5, in the embodiment, the number of the group of fan blades 8 is three, and the three fan blades 8 are uniformly distributed on the circumference of the cylinder 5 serving as a circle center.
As shown in fig. 2, the inner side of each fan blade 8 is provided with a gas transmission channel 9, in this embodiment, the gas transmission channel 9 is in a serpentine shape, so that hot gas can spread over the fan blade 8 to help the fan blade 8 to better eliminate ice cubes, and the gas transmission channel 11 is provided with an air hole 19 communicated with the outside, the gas transmission channel 9 is communicated with the air cavity 6, and heated gas in the air cavity 6 is transmitted into the gas transmission channel 9 and then discharged from the air hole 19.
The heating device 10 is connected in the case 1, the heating device 10 transmits hot air to the vent 4, the heating device 10 comprises a case 11, the case 11 is welded at the top of the inner side of the case 1, the upper side of the case 11 is provided with a vent hole, the vent hole is communicated with the outer part of the case 1 to form air flow, the lower side of the case 11 is connected with an air pipe 12, the air pipe 12 is communicated with the inner side of the case 11, the air pipe 12 is L-shaped, the other end of the air pipe 12 far away from the case 11 is inserted into the vent hole 4, the air pipe 12 is sheathed with a fixing clamping piece 16, the clamping piece 16 comprises a sealing cover, a through hole is formed in the sealing cover, the air pipe 12 is inserted into the through hole, an annular plate is connected at the cover opening of the sealing cover, an annular clamping groove is formed in the main shaft 2, the annular clamping plate is clamped in the annular clamping groove, the air pipe 12 can be prevented from falling from the vent hole 4, in addition, a connecting rod 1.1 is welded between the sealing cover and the side wall of the case 1, and the clamping piece 16 can be prevented from rotating along with the main shaft 2.
The box body 11 is internally connected with the fan 13 and the heating net 14, the blowing direction of the fan 13 faces the air pipe 12, the inner side of the box body 11 is also welded with two guide plates 15, the two guide plates 15 form a V-shaped channel, and the opening of the smaller end faces the air pipe 12, so that hot air is gathered and blown to the air pipe 12.
The hot air generated by the fan 13 and the heating net 14 sequentially passes through the air pipe 12, the air vent 4, the air cavity 6 and the air transmission channel 9, and the hot air can heat the fan blade 8 when passing through the air transmission channel 9, so that the device can eliminate ice cubes on the surface of the fan blade 8 under the condition that the fan blade 8 does not stop rotating.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. A wind power generation blade heating device, characterized in that: including quick-witted case (1), rotate on quick-witted case (1) and connect main shaft (2), main shaft (2) pass through transmission drive and connect generator (3), generator (3) are connected in machine case (1), be equipped with air vent (4) on main shaft (2), connect cylinder (5) at the outer end of main shaft (2), be equipped with air cavity (6) on cylinder (5), air cavity (6) intercommunication air vent (4), circumference equipartition a set of flabellum (8) on cylinder (5), all be equipped with gas-supply passageway (9) in the inboard of every flabellum (8), gas-supply passageway (9) intercommunication air cavity (6), in quick-witted case (1) in-connection heating device (10), heating device (10) to air vent (4) carry hot-blast.
2. A wind turbine blade heating apparatus according to claim 1, wherein: the heating device (10) comprises a box body (11), wherein the box body (11) is connected to the top of the inner side of the case (1), an air pipe (12) is connected to the box body (11), the air pipe (12) is communicated with the inner side of the box body (11), the other end, far away from the box body (11), of the air pipe (12) is inserted into the vent hole (4), a fan (13) and a heating net (14) are connected to the box body (11), and the blowing direction of the fan (13) faces towards the air pipe (12).
3. A wind turbine blade heating apparatus according to claim 2, wherein: two guide plates (15) are further connected to the inner side of the box body (11), the two guide plates (15) form a V-shaped channel, and the opening of the smaller end faces the air pipe (12).
4. A wind turbine blade heating apparatus according to claim 2, wherein: the air pipe (12) is sleeved with a fixed clamping piece (16), the main shaft (2) is provided with an annular clamping groove, and the clamping piece (16) is clamped in the annular clamping groove.
5. A wind turbine blade heating apparatus according to claim 1, wherein: the transmission device comprises a meshed gear (17) and a toothed ring (18), wherein the toothed ring (18) is connected to the main shaft (2), and the gear (17) is connected to the input shaft of the generator (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323317415.5U CN221525024U (en) | 2023-12-06 | 2023-12-06 | Wind power generation blade heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323317415.5U CN221525024U (en) | 2023-12-06 | 2023-12-06 | Wind power generation blade heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221525024U true CN221525024U (en) | 2024-08-13 |
Family
ID=92204639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323317415.5U Active CN221525024U (en) | 2023-12-06 | 2023-12-06 | Wind power generation blade heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221525024U (en) |
-
2023
- 2023-12-06 CN CN202323317415.5U patent/CN221525024U/en active Active
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