Hybrid gearbox applied to fan and fan
By designing a hybrid gearbox, the wind energy in front of and on both sides of the wind turbine is comprehensively utilized, which increases power generation and reduces costs, and solves the problem that existing wind turbines cannot effectively utilize the wind on both sides of the turbine.
Patent Information
- Application Number
- CN202423171503.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-23
- Publication Date
- 2025-10-17
- Estimated Expiration
- 2034-12-23
AI Technical Summary
Existing wind turbines cannot effectively utilize the wind resources on both sides of the turbine, resulting in insufficient power generation and high costs.
Design a hybrid gearbox that captures wind power simultaneously in front of and on both sides of the wind turbine, converts wind energy into torque using the first main gear and side suction device, and transmits it to the generator through the gear train, thereby achieving comprehensive utilization of wind energy.
It increases the power generation of wind turbines, reduces the manufacturing cost of wind turbines, and eliminates the need to increase blade length and tower height.
Smart Images
Figure CN223447568U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of fan gear box especially is a kind of hybrid gear box and fan applied to fan. BACKGROUND
[0002] Current fan mainly captures the wind from the front of fan, and the wind on both sides of fan cannot be utilized. Therefore, the hybrid gear box and fan are provided in the present application, which utilizes the wind from the front of fan and the wind on both sides of fan to generate electricity, so as to improve the power generation of fan and reduce the cost of electricity. SUMMARY
[0003] The first purpose of the utility model is to provide a hybrid gear box applied to fan, which can improve the power generation of fan by capturing the wind from the front and both sides of wind power.
[0004] The second purpose of the utility model is to provide a fan.
[0005] The first purpose of the utility model is achieved by the following technical scheme: a hybrid gear box applied to fan, comprising a box body, a first main shaft, a second main shaft, an output shaft, a first main gear, a second main gear, a first auxiliary gear, a second auxiliary gear and a side suction device, wherein the first main shaft, the second main shaft and the output shaft are assembled on the box body through bearings, the first main shaft and the second main shaft are located on both sides of the output shaft, the front end of the first main shaft is connected with the hub of fan impeller to receive the torque generated by the impeller, the first main gear is assembled on the first main shaft, the second main gear is assembled on the output shaft, the first main gear is engaged with the second main gear to transmit the torque generated by the impeller to the output shaft, the side suction device has a plurality of and is distributed on both sides of the second main shaft along the length direction of the second main shaft to capture the wind from both sides of fan, the end of the rotating shaft of the side suction device is assembled with a first bevel gear, a second bevel gear is assembled on the second main shaft, the first bevel gear is engaged with the second bevel gear to transmit the torque generated by the side suction device to the second main shaft, the first auxiliary gear has a plurality of and is assembled on the second main shaft along the length direction of the second main shaft, the number of the second auxiliary gear is consistent with that of the first auxiliary gear, and the second auxiliary gear is assembled on the output shaft along the length direction of the output shaft, the first auxiliary gear is engaged with the second auxiliary gear to transmit the torque generated by the side suction device to the output shaft, and the rear end of the output shaft is connected with the generator of fan to finally transmit the torque generated by the impeller and the torque generated by the side suction device to the generator.
[0006] Further, the side suction device comprises a rotating shaft, a first bevel gear, a wing plate and a shell, wherein the shell is mounted on the box, the rotating shaft is assembled on the shell through a bearing, the wing plate is assembled on the rotating shaft, the wing plate is rotated by the wind blowing on the side of the fan to drive the rotating shaft to rotate, and the first bevel gear is assembled at the end of the rotating shaft.
[0007] Further, the side suction device on the two sides of the second main shaft is mirror-symmetric about the axis of the second main shaft.
[0008] Further, the first main gear is close to the rear end of the first main shaft.
[0009] Further, the second main gear is close to the rear end of the output shaft.
[0010] The second purpose of the utility model is realized through the following technical scheme: a fan, comprising the hybrid gear box applied to the fan.
[0011] Compared with the prior art, the utility model has the following advantages and beneficial effects:
[0012] Compared with other fan gear box forms, the utility model can simultaneously capture the wind in front of the fan and on the two sides to improve the power generation of the fan. Since the structure of the utility model does not increase the length of the blade and the height of the tower drum, the manufacturing cost of the fan can be reduced. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 It is a perspective view of the hybrid gear box.
[0014] Figure 2 It is a sectional view of the hybrid gear box.
[0015] Figure 3 It is an assembly view of the side suction device and the second main shaft.
[0016] Figure 4 It is a simple schematic diagram of the fan on which the hybrid gear box is mounted. DETAILED DESCRIPTION
[0017] The utility model will be further described in detail in combination with examples and drawings, but the implementation mode of the utility model is not limited to this.
[0018] Example 1
[0019] As Figures 1 to 3As shown, the embodiment discloses a hybrid gearbox applied to a fan, which comprises a box body 101, a first main shaft 102, a second main shaft 103, an output shaft 104, a first main gear 105, a second main gear 106, a first auxiliary gear 107, a second auxiliary gear 108 and a side suction device 109. The first main shaft 102, the second main shaft 103 and the output shaft 104 are assembled on the box body 101 through bearings. The first main shaft 102 and the second main shaft 103 are located on both sides of the output shaft 104. The front end of the first main shaft 102 is connected with the hub 3 of the fan impeller to receive the torque generated by the impeller. The first main gear 105 is assembled on the first main shaft 102 and close to the rear end of the first main shaft 102. The second main gear 106 is assembled on the output shaft 104 and close to the rear end of the output shaft 104. The first main gear 105 is engaged with the second main gear 106 to transmit the torque generated by the impeller to the output shaft 104. The side suction device 109 is provided in multiple numbers and is distributed on both sides of the second main shaft 103 along the length direction of the second main shaft 103 to capture the wind from both sides of the fan. The end of the rotating shaft 109-1 of the side suction device 109 is provided with a first bevel gear 109-2. A second bevel gear 1010 is assembled on the second main shaft 103. The first bevel gear 109-2 is engaged with the second bevel gear 1010 to transmit the torque generated by the side suction device 109 to the second main shaft 103. The first auxiliary gear 107 is provided in multiple numbers and is assembled on the second main shaft 103 along the length direction of the second main shaft 103. The number of the second auxiliary gear 108 is consistent with that of the first auxiliary gear 107, and the second auxiliary gear 108 is assembled on the output shaft 104 along the length direction of the output shaft 104. The first auxiliary gear 107 is engaged with the second auxiliary gear 108 to transmit the torque generated by the side suction device 109 to the output shaft 104. The rear end of the output shaft 104 is connected with the generator 4 of the fan to finally transmit the torque generated by the impeller and the torque generated by the side suction device 109 to the generator 4.
[0020] Specifically, the side suction device 109 comprises a rotating shaft 109-1, a first bevel gear 109-2, a wing plate 109-3 and a shell 109-4. The shell 109-4 is mounted on the box body 101. The rotating shaft 109-1 is assembled on the shell 109-4 through a bearing. The wing plate 109-3 is assembled on the rotating shaft 109-1 to rotate the rotating shaft 109-1 by being blown by the wind from the side of the fan. The first bevel gear 109-2 is assembled at the end of the rotating shaft 109-1.
[0021] Specifically, the side suction devices 109 on both sides of the second main shaft 103 are mirror-symmetric about the axis of the second main shaft 103.
[0022] Embodiment 2
[0023] As Figure 4 shown in the figure, the embodiment discloses a fan, which comprises the hybrid gearbox described in embodiment 1, marked as 1 in the figure, 2 as the blade, 3 as the hub, 4 as the generator, 5 as the elbow, and 6 as the tower drum; the fan captures the wind from the front of the fan through the impeller (including the blade 2 and the hub 3), and captures the wind from the two sides of the fan through the side suction device 109; the energy captured by the impeller and the energy captured by the side suction device 109 are finally converged in the hybrid gearbox 1, and then transmitted to the generator 4 behind through the output shaft 104.
[0024] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can easily think of changes or replacements within the technical scope disclosed in the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.
Claims
1. A hybrid gearbox for a wind turbine, comprising a housing (101), characterized in that: The invention also includes a first main shaft (102), a second main shaft (103), an output shaft (104), a first main gear (105), a second main gear (106), a first auxiliary gear (107), a second auxiliary gear (108) and a side suction device (109), wherein the first main shaft (102), the second main shaft (103) and the output shaft (104) are assembled on the housing (101) through bearings, the first main shaft (102) and the second main shaft (103) are located on both sides of the output shaft (104), and the first main shaft (102) The front end of the fan impeller is connected to the hub (3) of the fan impeller to receive the torque generated by the impeller. The first main gear (105) is assembled on the first main shaft (102), and the second main gear (106) is assembled on the output shaft (104). The first main gear (105) and the second main gear (106) are engaged with each other to transmit the torque generated by the impeller to the output shaft (104). There are multiple side suction devices (109) and they are spaced apart on both sides of the second main shaft (103) along the length direction of the second main shaft (103) to capture The wind from both sides of the fan is captured. The end of the rotating shaft (109-1) of the side suction device (109) is equipped with a first bevel gear (109-2). The second main shaft (103) is equipped with a second bevel gear (1010). The first bevel gear (109-2) is meshed with the second bevel gear (1010) to transmit the torque generated by the side suction device (109) to the second main shaft (103). There are multiple first auxiliary gears (107) and they are installed on the second main shaft (103) at intervals along the length direction of the second main shaft (103). ), the number of the second auxiliary gears (108) is consistent with that of the first auxiliary gears (107), and they are assembled on the output shaft (104) at intervals along the length direction of the output shaft (104), the first auxiliary gear (107) and the second auxiliary gear (108) are engaged with each other, and the torque generated by the side suction device (109) is transmitted to the output shaft (104), and the rear end of the output shaft (104) is connected to the generator (4) of the fan, and finally the torque generated by the impeller and the torque generated by the side suction device (109) are transmitted to the generator (4).
2. A hybrid gearbox for a wind turbine according to claim 1, characterized in that: The side suction device (109) comprises a rotating shaft (109-1), a first bevel gear (109-2), a wing plate (109-3) and a housing (109-4), wherein the housing (109-4) is mounted on the box body (101), the rotating shaft (109-1) is assembled on the housing (109-4) through a bearing, the wing plate (109-3) is assembled on the rotating shaft (109-1), and the rotating shaft (109-1) is driven to rotate by the wind from the side of the fan, and the first bevel gear (109-2) is assembled at the end of the rotating shaft (109-1).
3. The hybrid gearbox for a wind turbine according to claim 1, characterized in that: The side suction devices (109) on both sides of the second main shaft (103) are mirror-symmetrical about the axis of the second main shaft (103).
4. The hybrid gearbox for a wind turbine according to claim 1, characterized in that: The first main gear (105) is close to the rear end of the first main shaft (102).
5. The hybrid gearbox for a wind turbine according to claim 1, characterized in that: The second main gear (106) is close to the rear end of the output shaft (104).
6. A fan, characterized in that: A hybrid gearbox for a wind turbine comprising the gearbox according to any one of claims 1 to 5.