CN216715126U - Hub reduction gear - Google Patents
Hub reduction gear Download PDFInfo
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- CN216715126U CN216715126U CN202220067354.8U CN202220067354U CN216715126U CN 216715126 U CN216715126 U CN 216715126U CN 202220067354 U CN202220067354 U CN 202220067354U CN 216715126 U CN216715126 U CN 216715126U
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- output shaft
- gear
- meshing transmission
- rotatably connected
- shaft
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Abstract
The utility model discloses a hub reduction gear, which comprises a shell, wherein an input shaft and an output shaft are rotatably connected in the shell, the axes of the input shaft and the output shaft are arranged in parallel, a planet carrier in meshing transmission with the output shaft is sleeved on the output shaft, a planet wheel shaft is arranged on the planet carrier, a planet wheel is rotatably connected on the planet wheel shaft, a sun wheel rotatably connected on the output shaft is in meshing transmission with the planet wheel, a large gear rotatably connected on the output shaft is in meshing transmission with the sun wheel, an intermediate gear rotatably connected on the shell is in meshing transmission with the large gear, the intermediate gear is in meshing transmission with the input shaft, and an inner gear ring in meshing transmission with the planet wheel is further arranged in the shell. The hub reduction gear has the characteristics of compact structure, reliable transmission, complete overall function and strong practicability.
Description
Technical Field
The utility model relates to the technical field of machinery, in particular to a hub reduction gear.
Background
The speed reducer adopted by the existing cotton picker basically requires large transmission torque and high transmission efficiency so as to meet the use requirements of no-load state, full-load harvesting state and transportation state. The front and rear axle load change range of the whole machine is large in the processes of harvesting and unloading cotton, in a full-load state and in the process of changing the whole machine to a transportation state, and the wheel-side speed reducer needs to bear large alternating load. The existing reducer with single function cannot meet the requirement of large alternating load operation.
Aiming at the defects of the prior art, the wheel-side reducer can effectively transmit and output torque and rotating speed, and ensures that a vehicle can smoothly and stably work. The wheel hub speed reducer can work normally under various working conditions when the vehicle starts, runs at a constant speed, accelerates and decelerates, goes up and down a slope, brakes, moves forwards and backs up and the like. Accordingly, the utility model provides a hub reduction gear.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provides a wheel-side speed reducer which has the characteristics of compact structure and reliable transmission.
In order to solve the technical problem, the utility model aims to realize that: the utility model relates to a hub reduction gear, which comprises a shell, wherein an input shaft and an output shaft are rotatably connected in the shell, the axes of the input shaft and the output shaft are arranged in parallel, a planet carrier in meshing transmission with the output shaft is sleeved on the output shaft, a planet wheel shaft is arranged on the planet carrier, a planet wheel is rotatably connected to the planet wheel shaft, a sun wheel rotatably connected to the output shaft is in meshing transmission with the planet wheel, a large gear rotatably connected to the output shaft is in meshing transmission with the sun wheel, an intermediate gear rotatably connected to the shell is in meshing transmission with the large gear, the intermediate gear is in meshing transmission with the input shaft, and an inner gear ring in meshing transmission with the planet wheel is further arranged in the shell.
The utility model is further configured to: and a deep groove ball bearing sleeved on the output shaft is embedded on the large gear.
The utility model is further configured to: and two ends of the output shaft are respectively sleeved with a tapered roller bearing embedded on the shell.
The utility model is further configured to: and two ends of the input shaft are respectively sleeved with cylindrical roller bearings embedded on the shell.
In conclusion, the utility model has the following beneficial effects: the wheel-side reducer can effectively transmit and output torque and rotating speed, and ensures that a vehicle can work smoothly and stably; the wheel hub speed reducer can work normally under various working conditions when the vehicle starts, runs at a constant speed, accelerates and decelerates, ascends and descends, brakes, moves forwards and retreats and the like; the transmission mechanism has the advantages of compact structure, high transmission power, strong working condition adaptability, high transmission precision, low noise, complete overall function and strong practicability.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the following description of the preferred embodiments of the present invention is provided in conjunction with specific examples, but it should be understood that these descriptions are only for the purpose of further illustrating the features and advantages of the present invention, and are not intended to limit the patent claims of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model will be further described with reference to the accompanying drawings and preferred embodiments.
Example 1
Referring to fig. 1, the hub reduction gear according to this embodiment includes a casing 1, an input shaft 2 and an output shaft 3, which have axes parallel to each other, are rotatably connected to the casing 1, a planet carrier 4 engaged with and driven by the output shaft 3 is sleeved on the output shaft 3, a planet wheel shaft 5 is arranged on the planet carrier 4, a planet wheel 6 is rotatably connected to the planet wheel shaft 5, a sun wheel 7 rotatably connected to the output shaft 3 is engaged with and driven by the planet wheel 6, a large gear 8 rotatably connected to the output shaft 3 is engaged with and driven by the sun wheel 7, an intermediate gear 9 rotatably connected to the casing 1 is engaged with and driven by the large gear 8, an inner gear ring 10 engaged with and driven by the planet wheel 6 is further arranged in the casing 1.
Furthermore, a deep groove ball bearing 11 sleeved on the output shaft 3 is embedded on the large gear 8.
Further, two ends of the output shaft 3 are respectively sleeved with tapered roller bearings 12 embedded on the shell 1.
Further, two ends of the input shaft 2 are respectively sleeved with cylindrical roller bearings 13 embedded on the shell 1.
In the embodiment, the whole transmission scheme consists of primary straight gear transmission and primary planetary gear transmission, and the main transmission modes are as follows: the input gear shaft (namely the input shaft 2) rotates, the sun gear 7 rotates on the output shaft 3 through meshing transmission, the planet gear 6 rotates on the internal gear ring 10 through meshing transmission, and finally the planet carrier 4 rotates with the output shaft 3 through meshing transmission, so that the function of wheel-side speed reduction is realized.
The wheel-side reducer can effectively transmit and output torque and rotating speed, and ensures that a vehicle can work smoothly and stably; the wheel hub speed reducer can work normally under various working conditions when the vehicle starts, runs at a constant speed, accelerates and decelerates, ascends and descends, brakes, moves forwards and retreats and the like; the transmission mechanism has the advantages of compact structure, high transmission power, strong working condition adaptability, high transmission precision, low noise, complete overall functions and strong practicability.
Unless otherwise specified, in the present invention, if there are orientations or positional relationships indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., based on the orientations or positional relationships actually shown, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are used for illustrative purposes only, and should not be construed as limiting the present patent, it is possible for those skilled in the art to combine the embodiments and understand the specific meanings of the above terms according to specific situations.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly and encompass, for example, being fixedly connected, detachably connected, or integrally connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the above teachings. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (4)
1. The utility model provides a hub reduction gear, includes the casing, and the rotation is connected with input shaft and output shaft that the axis is mutual parallel arrangement in the casing, its characterized in that: the planetary gear type planetary gear set is characterized in that a planetary carrier in meshing transmission on the output shaft is sleeved on the output shaft, a planetary gear shaft is arranged on the planetary carrier, a planetary gear is rotatably connected to the planetary gear shaft, a sun gear rotatably connected to the output shaft is in meshing transmission on the planetary gear, a large gear rotatably connected to the output shaft is in meshing transmission on the sun gear, an intermediate gear rotatably connected to the shell is in meshing transmission with the input shaft, and an inner gear ring in meshing transmission with the planetary gear is further arranged in the shell.
2. The hub reduction gear according to claim 1, characterized in that: and a deep groove ball bearing sleeved on the output shaft is embedded on the large gear.
3. A hub reduction gear according to claim 1 or 2, characterized in that: and two ends of the output shaft are respectively sleeved with a tapered roller bearing embedded on the shell.
4. The hub reduction gear according to claim 3, characterized in that: and two ends of the input shaft are respectively sleeved with cylindrical roller bearings embedded on the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220067354.8U CN216715126U (en) | 2022-01-12 | 2022-01-12 | Hub reduction gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220067354.8U CN216715126U (en) | 2022-01-12 | 2022-01-12 | Hub reduction gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216715126U true CN216715126U (en) | 2022-06-10 |
Family
ID=81891673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220067354.8U Active CN216715126U (en) | 2022-01-12 | 2022-01-12 | Hub reduction gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216715126U (en) |
-
2022
- 2022-01-12 CN CN202220067354.8U patent/CN216715126U/en active Active
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