CN220514751U - Cleaning fan transmission mechanism - Google Patents
Cleaning fan transmission mechanism Download PDFInfo
- Publication number
- CN220514751U CN220514751U CN202321964296.XU CN202321964296U CN220514751U CN 220514751 U CN220514751 U CN 220514751U CN 202321964296 U CN202321964296 U CN 202321964296U CN 220514751 U CN220514751 U CN 220514751U
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- CN
- China
- Prior art keywords
- fan
- transmission mechanism
- belt
- transmission
- cleaning
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 64
- 238000004140 cleaning Methods 0.000 title claims abstract description 37
- 230000007246 mechanism Effects 0.000 title claims abstract description 29
- 230000007704 transition Effects 0.000 claims description 19
- 239000012535 impurity Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 3
- 241000209149 Zea Species 0.000 description 2
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 2
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 235000005822 corn Nutrition 0.000 description 2
- 241000886569 Cyprogenia stegaria Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Landscapes
- Cleaning In General (AREA)
Abstract
The utility model belongs to the field of agricultural machinery, and particularly relates to a cleaning fan transmission mechanism. Compared with the traditional electronic fan or mechanical centrifugal impurity removal fan, the cleaning fan transmission mechanism provided by the utility model has the advantages that the generated cleaning air quantity is large, impurities entrained in recovered seeds are ensured to be blown out, the impurity cleaning effect is good, and meanwhile, the mechanism is simple in structure and small in occupied space.
Description
Technical Field
The utility model relates to a cleaning fan transmission mechanism, and belongs to the field of agricultural machinery.
Background
In the existing corn harvester, the peeling phenomenon of seeds is inevitably generated in the peeling process of the ears, and when peeled seeds are recovered, more impurities are required to be cleaned, and the traditional scheme adopts an electronic fan or a mechanical centrifugal impurity removing fan. The electronic fan drives the blades through the motor, the generated air quantity is smaller, and the cleaning effect on sundries carried in seeds is poor; the mechanical centrifugal impurity-removing fan needs to be matched with the fan shell and the air duct, and is large in occupied space and relatively complex in structure. Therefore, a cleaning device with simple structure and large cleaning air quantity is urgently needed.
Disclosure of Invention
According to the defects in the prior art, the technical problems to be solved by the utility model are as follows: the cleaning fan transmission mechanism is simple in structure and small in occupied space, and the cleaning air quantity is large, so that sundries carried in recovered grains are blown out.
The cleaning fan transmission mechanism comprises a cleaning device, wherein one side of the cleaning device is provided with a belt transmission mechanism, one end of the belt transmission mechanism is connected with a transition chain wheel, the other end of the belt transmission mechanism is connected with a fan blade, and cleaning wind can be generated by rotating the fan blade.
The technical scheme of the utility model is that when peeled corn kernels are cleaned and recovered, the transition chain wheel receives power to drive the belt transmission mechanism to operate, and the belt transmission mechanism drives the fan blades to rotate at high speed to form large air volume and blow out sundries carried in recovered kernels.
The belt transmission mechanism comprises a driven belt wheel, a fan belt wheel and a transmission belt; the fan belt wheel transmits power through the transmission belt and the driven belt wheel, the diameter of the driven belt wheel is larger than that of the fan belt wheel, and the speed ratio can be adjusted through the diameter change of the belt wheel, so that the rotating speed of the fan belt wheel is improved.
Preferably, the cleaning device is provided with a rotatable seat shaft, the transition chain wheel is inserted on the seat shaft and rotates synchronously with the seat shaft, and the transition chain wheel can receive power through a chain; the transition chain wheel is connected with the driven belt wheel through a flange, and the driven belt wheel rotates along with the transition chain wheel.
Further, a fan transmission seat is further arranged on the cleaning device, a transmission shaft is inserted in the fan transmission seat, the fan belt wheel is inserted at one end of the transmission shaft, and fan blades are arranged at the other end of the transmission shaft; the fan belt wheel drives the fan blades through the transmission shaft, and the fan belt wheel, the fan blades and the transmission shaft synchronously rotate.
Preferably, the distance between the fan transmission seat and the driven belt wheel is adjustable, so that the position of the fan blade is ensured to be reasonable.
Compared with the prior art, the utility model has the following beneficial effects:
compared with the traditional electronic fan or mechanical centrifugal impurity removal fan, the cleaning fan transmission mechanism provided by the utility model has the advantages that the generated cleaning air quantity is large, impurities entrained in recovered seeds are ensured to be blown out, the impurity cleaning effect is good, and meanwhile, the mechanism is simple in structure and small in occupied space.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a front view of an embodiment of the present utility model;
FIG. 3 is a rear view of an embodiment of the present utility model;
fig. 4 is a left side view of an embodiment of the present utility model.
In the figure: 1. a cleaning device; 2. a driven pulley; 3. a fan transmission seat; 4. a fan blade; 5. a fan belt wheel; 6. a transmission belt; 7. a transition sprocket.
Detailed Description
The utility model will be further illustrated with reference to specific examples.
However, the description of the present utility model is merely an embodiment of a structural or even functional description, and the scope of the claims of the present utility model is not limited by the embodiments described herein.
For example, the embodiments may have various modifications and various forms, and it is to be understood that the scope of the claims of the present utility model includes equivalents capable of realizing the technical idea.
As shown in fig. 1 to 4, the present embodiment is realized by the following technical scheme: the cleaning device comprises a cleaning device 1, wherein a belt transmission mechanism is arranged on the cleaning device 1, one end of the belt transmission mechanism is connected with a transition chain wheel 7, the transition chain wheel 7 can drive the belt transmission mechanism to operate, the other end of the belt transmission mechanism is connected with a fan blade 4, and cleaning wind can be generated by driving the fan blade 4 to rotate through the belt transmission mechanism.
The belt transmission mechanism comprises a driven belt pulley 2, a fan belt pulley 5 and a transmission belt 6; the fan belt pulley 5 transmits power with the driven belt pulley 2 through the transmission belt 6, the diameter of the driven belt pulley 2 is larger than that of the fan belt pulley 5, and the speed ratio can be adjusted through the diameter change of the belt pulley, so that the rotating speed of the fan belt pulley 5 is larger than that of the driven belt pulley 2, and the fan blades 4 can be driven to rotate faster, so that larger air quantity is generated.
In this embodiment, the cleaning device 1 is provided with a seat shaft, the seat shaft is rotatable, a transition sprocket 7 is inserted on the seat shaft, and the transition sprocket 7 can be driven by a chain to rotate synchronously with the seat shaft. One side end surface of the transition chain wheel 7 is connected with the driven belt wheel 2 through a flange, and the driven belt wheel 2 synchronously rotates along with the transition chain wheel 7. The cleaning device 1 is also provided with a fan transmission seat 3, the fan transmission seat 3 is provided with a transmission shaft, the transmission shaft is rotationally connected with the fan transmission seat 3, one end of the transmission shaft is provided with a fan belt wheel 5, and the other end of the transmission shaft is provided with fan blades 4; the fan belt wheel 5 drives the fan blades 4 through the transmission shaft, and the three parts synchronously rotate. The mounting bottom plate of the fan transmission seat 3 is provided with a strip hole which can be used for adjusting the distance between the fan transmission seat 3 and the driven belt pulley 2, so that the transmission belt 6 is tensioned, and the fan blades 4 are positioned at a proper position.
When the seeds are recovered and cleaned, the transition chain wheel 7 is driven by a chain to rotate, meanwhile, the driven belt wheel 2 is driven to rotate, the driven belt wheel 2 is transmitted to the fan belt wheel 5 through the transmission belt 6, the fan belt wheel 5 rotates, meanwhile, the transmission shaft in the fan transmission seat 3 is driven to rotate, the transmission shaft transmits power to the fan blades 4, the fan blades 4 rotate at a high speed, a large air quantity is formed, and sundries carried in the recovered seeds are guaranteed to be blown out.
Of course, the foregoing is merely preferred embodiments of the present utility model and is not to be construed as limiting the scope of the embodiments of the present utility model. The present utility model is not limited to the above examples, and those skilled in the art will appreciate that the present utility model is capable of equally varying and improving within the spirit and scope of the present utility model.
Claims (5)
1. The cleaning fan transmission mechanism comprises a cleaning device (1) and is characterized in that one side of the cleaning device (1) is provided with a belt transmission mechanism, one end of the belt transmission mechanism is connected with a transition chain wheel (7), and the other end of the belt transmission mechanism is connected with a fan blade (4).
2. The cleaning fan transmission mechanism according to claim 1, wherein the belt transmission mechanism comprises a driven pulley (2), a fan pulley (5) and a transmission belt (6), the fan pulley (5) transmits power with the driven pulley (2) through the transmission belt (6), and the diameter of the driven pulley (2) is larger than that of the fan pulley (5).
3. The cleaning fan transmission mechanism according to claim 2, wherein the cleaning device (1) is further provided with a fan transmission seat (3), a transmission shaft is inserted in the fan transmission seat (3), the fan belt wheel (5) is inserted at one end of the transmission shaft, the other end of the transmission shaft is provided with a fan blade (4), and the fan belt wheel (5) drives the fan blade (4) through the transmission shaft to synchronously rotate.
4. A cleaning fan drive according to any one of claims 1-3, characterized in that the cleaning device (1) is provided with a rotatable seat shaft, the seat shaft is provided with a transition sprocket (7), the transition sprocket (7) rotates synchronously with the seat shaft, the transition sprocket (7) is connected with the driven pulley (2) through a flange, and the driven pulley (2) rotates synchronously with the transition sprocket (7).
5. A cleaning fan drive according to claim 3, characterized in that the distance between the fan drive seat (3) and the driven pulley (2) is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321964296.XU CN220514751U (en) | 2023-07-25 | 2023-07-25 | Cleaning fan transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321964296.XU CN220514751U (en) | 2023-07-25 | 2023-07-25 | Cleaning fan transmission mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220514751U true CN220514751U (en) | 2024-02-23 |
Family
ID=89933946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321964296.XU Active CN220514751U (en) | 2023-07-25 | 2023-07-25 | Cleaning fan transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220514751U (en) |
-
2023
- 2023-07-25 CN CN202321964296.XU patent/CN220514751U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |