CN215567681U - Transmission structure for rear-drive transfer case of harvester - Google Patents
Transmission structure for rear-drive transfer case of harvester Download PDFInfo
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- CN215567681U CN215567681U CN202121702721.9U CN202121702721U CN215567681U CN 215567681 U CN215567681 U CN 215567681U CN 202121702721 U CN202121702721 U CN 202121702721U CN 215567681 U CN215567681 U CN 215567681U
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- transfer case
- drive transfer
- bevel gear
- clutch
- gear
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Abstract
The utility model discloses a transmission structure for a rear-drive transfer case of a harvester, and relates to the technical field of transmission structures of harvesters. The clutch comprises a rear-drive transfer case main body, an input shaft and an output shaft, wherein the input shaft is rotatably connected to one end of the rear-drive transfer case main body, the output shaft is rotatably connected to one side of the rear-drive transfer case main body, the clutch also comprises a clutch mechanism, a reduction gear set and a reversing mechanism, the clutch mechanism comprises a clutch and a circular fixed rod, the clutch is installed on the outer side of the input shaft, the circular fixed rod is installed inside one end of the clutch, and the circular fixed rod is fixedly connected with the rear-drive transfer case main body. The utility model can effectively adjust the speed ratio of the rear-drive transfer case according to the use requirement during installation by the design of the transmission structure of the rear-drive transfer case, can adapt to different harvester drive axles according to different installation modes, and is convenient for the work of a main engine and a rear axle.
Description
Technical Field
The utility model belongs to the technical field of harvester transmission structures, and particularly relates to a transmission structure for a rear-drive transfer case of a harvester.
Background
The harvester is the integration machinery of reaping crops, because the harvester does not have the back drive when the design, when the actual operation, run into muddy field, the machinery can't be operated, consequently need use the back drive to add work and just can accomplish and reap, the back drive transfer case is the key of connecting host computer and back drive, the back drive transfer case is an important constitution mechanism in the harvester, transmission structure is the weight of in the back drive transfer case again, current back drive transfer case transmission structure, can not adjust the velocity ratio of back drive transfer case according to the needs of use when installing effectively, and can not adapt to different harvester drive axles, cause host computer and the unable normal work of rear axle, based on this, we have proposed the transmission structure that the harvester back drive transfer case used.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a transmission structure for a rear-drive transfer case of a harvester, which aims to solve the existing problems: the existing transmission structure of the rear-drive transfer case can not effectively adjust the speed ratio of the rear-drive transfer case according to the use requirement when being installed, and can not adapt to different harvester drive axles, thus causing the failure of normal work of a main engine and a rear axle.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a transmission structure for a rear-drive transfer case of a harvester, which comprises a main body of the rear-drive transfer case, an input shaft, an output shaft, a clutch mechanism, a reduction gear set and a reversing mechanism, wherein the input shaft is rotatably connected to one end of the main body of the rear-drive transfer case, and the output shaft is rotatably connected to one side of the main body of the rear-drive transfer case.
Further, clutching mechanism includes clutch and circular dead lever, the clutch is installed in the outside of input shaft, circular dead lever is installed in the inside of clutch one end, just circular dead lever and rear-guard transfer case main part fixed connection.
Further, reduction gear set includes first spur gear, second spur gear and circular axis of rotation, first spur gear is fixed in the outside of input shaft and is close to the position department of clutch, circular axis of rotation rotates the below that is connected in the inside of rear-drive transfer case main part and is located the input shaft, the outside at circular axis of rotation is fixed to the second spur gear, first spur gear is connected with the meshing of second spur gear.
Furthermore, the reversing mechanism comprises a first bevel gear and a second bevel gear, the first bevel gear is fixed on the outer side of the circular rotating shaft and close to the second straight gear, the second bevel gear is fixed at one end of the output shaft, and the first bevel gear is in meshed connection with the second bevel gear.
Furthermore, the reversing mechanism comprises a third bevel gear and a fourth bevel gear, the third bevel gear is fixed on the outer side of the circular rotating shaft and far away from the second straight gear, the fourth bevel gear is fixed at one end of the output shaft, and the third bevel gear is meshed with the fourth bevel gear.
Furthermore, the number of teeth of the first straight gear is 15-50, the number of teeth of the second straight gear is 15-50, the number of teeth of the first bevel gear is 15-50, the number of teeth of the second bevel gear is 15-50, the number of teeth of the third bevel gear is 15-50, and the number of teeth of the fourth bevel gear is 15-50.
The utility model has the following beneficial effects:
the utility model can effectively adjust the speed ratio of the rear-drive transfer case according to the use requirement during installation by the design of the transmission structure of the rear-drive transfer case, can adapt to different harvester drive axles according to different installation modes, and is convenient for the work of a main engine and a rear axle.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the reversing mechanism of the present invention adjacent to a second spur gear;
FIG. 3 is a schematic structural diagram of the transmission mechanism of the present invention;
fig. 4 is a schematic structural view of the reversing mechanism away from the second spur gear.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a rear drive transfer case main body; 2. an input shaft; 3. a clutch; 4. a circular fixing rod; 5. a first straight gear; 6. a second spur gear; 7. a circular rotating shaft; 8. a first bevel gear; 9. a second bevel gear; 10. an output shaft; 11. a third bevel gear; 12. and a fourth bevel gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-4, the utility model is a transmission structure for a rear-drive transfer case of a harvester, comprising a main body 1 of the rear-drive transfer case, an input shaft 2 and an output shaft 10, wherein the input shaft 2 is rotationally connected with one end of the main body 1 of the rear-drive transfer case, the output shaft 10 is rotationally connected with one side of the main body 1 of the rear-drive transfer case, and the transmission structure also comprises a clutch mechanism, a reduction gear set and a reversing mechanism;
the clutch mechanism comprises a clutch 3 and a circular fixing rod 4, the clutch 3 is installed on the outer side of the input shaft 2, the circular fixing rod 4 is installed inside one end of the clutch 3, and the circular fixing rod 4 is fixedly connected with the rear-drive transfer case main body 1;
the speed reduction gear set comprises a first straight gear 5, a second straight gear 6 and a circular rotating shaft 7, the first straight gear 5 is fixed on the outer side of the input shaft 2 and is close to the position of the clutch 3, the circular rotating shaft 7 is rotatably connected inside the rear drive transfer case main body 1 and is positioned below the input shaft 2, the second straight gear 6 is fixed on the outer side of the circular rotating shaft 7, and the first straight gear 5 is in meshed connection with the second straight gear 6;
the reversing mechanism comprises a first bevel gear 8 and a second bevel gear 9, the first bevel gear 8 is fixed on the outer side of the circular rotating shaft 7 and is close to the second straight gear 6, the second bevel gear 9 is fixed at one end of the output shaft 10, the first bevel gear 8 is in meshed connection with the second bevel gear 9, the reversing mechanism comprises a third bevel gear 11 and a fourth bevel gear 12, the third bevel gear 11 is fixed on the outer side of the circular rotating shaft 7 and is far away from the second straight gear 6, the fourth bevel gear 12 is fixed at one end of the output shaft 10, the third bevel gear 11 is in meshed connection with the fourth bevel gear 12, and different installation modes are added to adapt to different harvester drive axles;
the number of teeth of the first straight gear 5 is 15-50, the number of teeth of the second straight gear 6 is 15-50, the number of teeth of the first bevel gear 8 is 15-50, the number of teeth of the second bevel gear 9 is 15-50, the number of teeth of the third bevel gear 11 is 15-50, the number of teeth of the fourth bevel gear 12 is 15-50, different numbers of teeth are selected according to different gear ratios, the gear ratio range reaches 0.5-4.5, and the speed change range is widened.
One specific application of this embodiment is: when the rear-drive transfer case is installed, different reduction gear sets are selected according to different requirements, so that different speed ratio adjustment is carried out when the harvester is in different requirements, when the reversing mechanism is installed, the position where the reversing gear is installed is selected according to different requirements, different use requirements are used, the speed ratio of the rear-drive transfer case can be effectively adjusted according to the use requirements when the rear-drive transfer case is installed, different harvester drive axles can be adapted according to different installation modes, and the work of a main engine and the rear axle is convenient.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The transmission structure for the rear-drive transfer case of the harvester comprises a rear-drive transfer case main body (1), an input shaft (2) and an output shaft (10), and is characterized in that the input shaft (2) is rotatably connected to one end of the rear-drive transfer case main body (1), the output shaft (10) is rotatably connected to one side of the rear-drive transfer case main body (1), and the transmission structure further comprises a clutch mechanism, a reduction gear set and a reversing mechanism.
2. The transmission structure for the rear-drive transfer case of the harvester according to claim 1, characterized in that the clutch mechanism comprises a clutch (3) and a circular fixing rod (4), the clutch (3) is installed on the outer side of the input shaft (2), the circular fixing rod (4) is installed inside one end of the clutch (3), and the circular fixing rod (4) is fixedly connected with the main body (1) of the rear-drive transfer case.
3. The transmission structure for the rear-drive transfer case of the harvester according to claim 2, wherein the reduction gear set comprises a first straight gear (5), a second straight gear (6) and a circular rotating shaft (7), the first straight gear (5) is fixed on the outer side of the input shaft (2) and close to the clutch (3), the circular rotating shaft (7) is rotatably connected inside the rear-drive transfer case main body (1) and below the input shaft (2), the second straight gear (6) is fixed on the outer side of the circular rotating shaft (7), and the first straight gear (5) is meshed with the second straight gear (6) and connected with the second straight gear (6).
4. The transmission structure for the rear-drive transfer case of the harvester according to claim 3, wherein the reversing mechanism comprises a first bevel gear (8) and a second bevel gear (9), the first bevel gear (8) is fixed on the outer side of the circular rotating shaft (7) and close to the second spur gear (6), the second bevel gear (9) is fixed at one end of the output shaft (10), and the first bevel gear (8) is meshed with the second bevel gear (9).
5. The transmission structure for the rear-drive transfer case of the harvester according to claim 4, wherein the reversing mechanism comprises a third bevel gear (11) and a fourth bevel gear (12), the third bevel gear (11) is fixed on the outer side of the circular rotating shaft (7) and is far away from the second straight gear (6), the fourth bevel gear (12) is fixed at one end of the output shaft (10), and the third bevel gear (11) is in meshed connection with the fourth bevel gear (12).
6. The transmission structure for the rear-drive transfer case of the harvester according to claim 5, characterized in that the number of teeth of the first straight gear (5) is 15-50, the number of teeth of the second straight gear (6) is 15-50, the number of teeth of the first bevel gear (8) is 15-50, the number of teeth of the second bevel gear (9) is 15-50, the number of teeth of the third bevel gear (11) is 15-50, and the number of teeth of the fourth bevel gear (12) is 15-50.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121702721.9U CN215567681U (en) | 2021-07-26 | 2021-07-26 | Transmission structure for rear-drive transfer case of harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121702721.9U CN215567681U (en) | 2021-07-26 | 2021-07-26 | Transmission structure for rear-drive transfer case of harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215567681U true CN215567681U (en) | 2022-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121702721.9U Active CN215567681U (en) | 2021-07-26 | 2021-07-26 | Transmission structure for rear-drive transfer case of harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215567681U (en) |
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2021
- 2021-07-26 CN CN202121702721.9U patent/CN215567681U/en active Active
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