CN216789153U - Variable speed transmission device for mini-tiller - Google Patents
Variable speed transmission device for mini-tiller Download PDFInfo
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- CN216789153U CN216789153U CN202123322613.1U CN202123322613U CN216789153U CN 216789153 U CN216789153 U CN 216789153U CN 202123322613 U CN202123322613 U CN 202123322613U CN 216789153 U CN216789153 U CN 216789153U
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Abstract
A variable speed transmission device for a mini-tiller is characterized in that a transmission case is arranged on one side of a transmission case, a fixing bolt is arranged between the transmission case and the front end of the transmission case, the transmission case and the transmission case are connected into a whole through the fixing bolt, the transmission case is driven by the transmission case to operate, and a power input end of the transmission case is provided with a main transmission shaft; the internal structure of the utility model is reasonable in design, the whole structure of the mini-tiller is greatly reduced, the structure of the mini-tiller is simple, the design is ingenious, the operation is convenient, the use effect is good, and the mini-tiller is suitable for being popularized and applied.
Description
Technical Field
The utility model relates to the field of agricultural mechanical equipment, in particular to a variable speed transmission device for a mini-tiller.
Background
With the development of agricultural modernization in China, mechanized farming has gradually replaced manual farming to become a main mode of agricultural production. The mini-tiller has the advantages of being wide in country amplitude, diverse in geographical environment and small in size, flexible to operate and low in manufacturing cost, and is a preferred agricultural machine in rural areas of China. The mini-tiller is powered by a small diesel engine or a gasoline engine, and has the characteristics of light weight, small volume, simple structure and the like. The micro-farming machine is widely applicable to dry land, paddy field, orchard and the like in plains, mountainous areas and hills. When the micro-cultivator is matched with a corresponding machine tool, operations such as water pumping, power generation, pesticide spraying, spraying and the like can be carried out, the trailer can be also pulled for short-distance transportation, the micro-cultivator can be freely driven in the field, the micro-cultivator is convenient for users to use and store, the trouble that large agricultural machinery cannot enter a mountain field is eliminated, and the micro-cultivator is the best choice for vast farmers to replace cattle cultivation; at present, the existing mini-tiller is large in whole structure and inconvenient to transport and use on certain mountain roads and small roads, wherein the mini-tiller consists of a mini-tiller frame, a power assembly, a gearbox, a travelling mechanism, machines (comprising weeding wheels, tilling blades and travelling wheels), a handrail frame assembly, a protective assembly, a connecting frame and a resistance rod.
For the above reasons, a variable speed transmission for a mini-tiller has been developed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, and provides the variable speed transmission device for the mini-tiller, which has the advantages of reasonable internal structural design and great reduction of the whole structure of the mini-tiller.
In order to achieve the purpose, the utility model adopts the following technical scheme: a variable speed transmission device for a mini-tiller is composed of: the transmission device comprises a transmission case, a transmission case shell, a planet carrier, a planetary gear, an internal gear, a transmission case, a transmission shell, a transmission shaft, an output shaft, a transmission gear, a driven gear and a main transmission shaft; a transmission case is arranged on one side of the transmission case, a fixing bolt is arranged between the transmission case and the front end of the transmission case, the transmission case is connected with the transmission case into a whole through the fixing bolt, the transmission case is driven by the transmission case to operate, and a power input end of the transmission case is provided with a main transmission shaft;
the structure of the transmission case is as follows: the transmission shaft and the output shaft are arranged in the middle of the front end and the rear end in the transmission shell respectively, the transmission gear and the driven gear are arranged in the middle of the periphery of the transmission shaft and the middle of the periphery of the output shaft respectively, one end of the transmission shaft is located in the power output end of the gearbox, the gearbox drives the transmission shaft to rotate, two ends of the output shaft are exposed out of two sides of the rear end of the transmission shell respectively, a transmission chain is arranged between the transmission gear and the driven gear, and the transmission shaft drives the output shaft to rotate through the transmission gear, the driven gear and the transmission chain.
The gearbox adopts a planetary gearbox.
The structure of gearbox do, the left side in the gearbox shell sets up the internal gear, the right side in the gearbox shell sets up the planet carrier, sets up at least three planetary gear on the planet carrier, at least three planetary gear correspond the meshing with the internal gear, the hole splined connection of transmission shaft and planet carrier, the planet carrier drives the transmission shaft and rotates.
The utility model has the beneficial effects that: the internal structure of the utility model is reasonable in design, the whole structure of the mini-tiller is greatly reduced, the utility model has the advantages of simple structure, ingenious design, convenient operation and use effect, is suitable for general popularization and application, and is not described in detail in the prior art.
Drawings
The utility model will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic view of the assembly structure;
FIG. 2 is a schematic cross-sectional view of FIG. 1;
in the figure: the gearbox comprises a gearbox 1, a gearbox shell 1.1, a planet carrier 1.2, a planetary gear 1.3, an internal gear 1.4, a transmission case 2, a transmission shell 2.1, a transmission shaft 2.2, an output shaft 2.3, a transmission gear 2.4, a driven gear 2.5 and a main transmission shaft 3.
Detailed Description
The utility model will be described in further detail with reference to the following detailed description and accompanying drawings:
one side of the gearbox 1 is provided with a transmission case 2, a fixing bolt is arranged between the front ends of the gearbox 1 and the transmission case 2, the transmission case 2 is connected with the gearbox 1 into a whole through the fixing bolt, the gearbox 1 drives the transmission case 2 to operate, and the power input end of the gearbox 1 is provided with a main transmission shaft 3;
the structure of the transmission case 2 is as follows: the middle parts of the front end and the rear end in the transmission shell 2.1 are respectively provided with a transmission shaft 2.2 and an output shaft 2.3, the middle part of the periphery of the transmission shaft 2.2 and the middle part of the periphery of the output shaft 2.3 are respectively provided with a transmission gear 2.4 and a driven gear 2.5, one end of the transmission shaft 2.2 is positioned in the power output end of the gearbox 1, the gearbox 1 drives the transmission shaft 2.2 to rotate, the two ends of the output shaft 2.3 are respectively exposed out of the two sides of the rear end of the transmission shell 2.1, a transmission chain is arranged between the transmission gear 2.4 and the driven gear 2.5, and the transmission shaft 2.2 drives the output shaft 2.3 to rotate through the transmission gear 2.4, the driven gear 2.5 and the transmission chain.
The gearbox 1 adopts a planetary gearbox.
Gearbox 1's structure do, the left side in gearbox housing 1.1 sets up internal gear 1.4, the right side in gearbox housing 1.1 sets up planet carrier 1.2, sets up at least three planetary gear 1.3 on the planet carrier 1.2, at least three planetary gear 1.3 and internal gear 1.4 correspond the meshing, transmission shaft 2.2 and planet carrier 1.2's hole splined connection, planet carrier 1.2 drives transmission shaft 2.2 and rotates.
Claims (3)
1. A variable speed transmission device for a mini-tiller is composed of: the transmission comprises a transmission case (1), a transmission case shell (1.1), a planet carrier (1.2), a planetary gear (1.3), an internal gear (1.4), a transmission case (2), a transmission case shell (2.1), a transmission shaft (2.2), an output shaft (2.3), a transmission gear (2.4), a driven gear (2.5) and a main transmission shaft (3); the method is characterized in that: a transmission case (2) is arranged on one side of the transmission case (1), a fixing bolt is arranged between the transmission case (1) and the front end of the transmission case (2), the transmission case (2) is connected with the transmission case (1) into a whole through the fixing bolt, the transmission case (2) is driven by the transmission case (1) to operate, and a main transmission shaft (3) is arranged at the power input end of the transmission case (1);
the structure of the transmission case (2) is as follows: the middle parts of the front end and the rear end in the transmission shell (2.1) are respectively provided with a transmission shaft (2.2) and an output shaft (2.3), the middle part of the periphery of the transmission shaft (2.2) and the middle part of the periphery of the output shaft (2.3) are respectively provided with a transmission gear (2.4) and a driven gear (2.5), one end of the transmission shaft (2.2) is positioned in the power output end of the transmission case (1), the transmission case (1) drives the transmission shaft (2.2) to rotate, the two ends of the output shaft (2.3) are respectively exposed out of the two sides of the rear end of the transmission shell (2.1), a transmission chain is arranged between the transmission gear (2.4) and the driven gear (2.5), and the transmission shaft (2.2) drives the output shaft (2.3) to rotate through the transmission gear (2.4), the driven gear (2.5) and the transmission chain.
2. The variable speed drive for a mini-tiller of claim 1, wherein: the gearbox (1) adopts a planetary gearbox.
3. A variable speed drive for a micro-cultivator according to claim 1 or 2, wherein: the structure of gearbox (1) do, left side in gearbox housing (1.1) sets up internal gear (1.4), right side in gearbox housing (1.1) sets up planet carrier (1.2), sets up at least three planetary gear (1.3) on planet carrier (1.2), at least three planetary gear (1.3) correspond the meshing with internal gear (1.4), the hole splined connection of transmission shaft (2.2) and planet carrier (1.2), planet carrier (1.2) drive transmission shaft (2.2) and rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123322613.1U CN216789153U (en) | 2021-12-27 | 2021-12-27 | Variable speed transmission device for mini-tiller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123322613.1U CN216789153U (en) | 2021-12-27 | 2021-12-27 | Variable speed transmission device for mini-tiller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216789153U true CN216789153U (en) | 2022-06-21 |
Family
ID=82011098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123322613.1U Active CN216789153U (en) | 2021-12-27 | 2021-12-27 | Variable speed transmission device for mini-tiller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216789153U (en) |
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2021
- 2021-12-27 CN CN202123322613.1U patent/CN216789153U/en active Active
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