Power system with double outputs capable of being controlled respectively

Abstract

The invention relates to a power system capable of respectively controlling double outputs, which comprises a power input shaft, a power output shaft I, a power transmission shaft I, a power transmission shaft II and a power output shaft II, and is characterized in that the power input shaft is provided with a power input tooth assembly I and a power input tooth assembly II; the first power transmission shaft is provided with a power transmission tooth assembly, the first power output shaft is provided with first power output teeth, and the first power input tooth assembly is meshed with the power transmission tooth assembly. The second power transmission shaft is provided with a power transmission tooth assembly, the second power input tooth assembly is meshed with the power transmission tooth assembly, and the first power output shaft is provided with a power transmission tooth assembly. The first power output shaft and the second power output shaft are respectively controlled by operating the first power input tooth assembly and the second power input tooth assembly, the structure is compact, the needed size is small, and the gearbox is simple in structure.

Description

Technical Field

[0001] The present invention relates to the technical field of gearboxes, and in particular to a power system with dual outputs that can be controlled separately. Background Art

[0002] The power source transmits the shifted power through the power output shaft through the gearbox. Currently, the gearbox has only one output shaft. If it has two output shafts, they can only rotate synchronously.

[0003] In order to achieve the above functions and control the two power output shafts separately, the power structure of the existing gearbox needs to add additional gears and shafts and corresponding shifting mechanisms, which increases the complexity of the gearbox, resulting in a large size of the gearbox, which is not conducive to operation and subsequent maintenance, and has a high manufacturing cost.

[0004] Therefore, there is an urgent need for a power system that can achieve separate control of two power output shafts using fewer transmission shafts, has a compact structure, requires a small volume, and has a simple gearbox structure. Summary of the invention

[0005] In view of this, the present invention provides a power system with separately controllable dual outputs, which can realize separate control of two power output shafts by using fewer transmission shafts, has a compact structure, requires a small volume, and has a simple gearbox structure.

[0006] The present invention provides a power system with dual outputs that can be controlled separately, which adopts the following technical solution:

[0007] A power system with two outputs that can be controlled separately, comprising a power input shaft, a first power output shaft, a first power transmission shaft, a second power transmission shaft and a second power output shaft;

[0008] The power input shaft is used to receive power, and the power input shaft is provided with a power input gear assembly 1 and a power input gear assembly 2 in an axially sliding manner;

[0009] The power transmission shaft 1 has a power transmission gear assembly, the power output shaft 1 is provided with a power output gear 1 meshed with the power transmission gear assembly, and the power input gear assembly 1 can be manipulated to mesh with the power transmission gear assembly to transmit power to the power output shaft 1 through the power output gear 1;

[0010] The power transmission shaft 2 has a power transmission gear assembly, and the power input gear assembly 2 can be manipulated to engage with the power transmission gear assembly to transmit power to the power transmission shaft 2. The power output shaft 1 is provided with a power transmission gear assembly that can rotate relative to the power output shaft 1, and the power transmission gear assembly is used to transmit the power of the power transmission shaft 2 to the power output shaft 2.

[0011] Optionally, the power input tooth assembly 2 includes a power input tooth 2 and a combining tooth arranged on the power input shaft, the combining tooth can rotate relative to the power input shaft, the power transmission tooth assembly includes a power speed change tooth 1 coaxially arranged on the power transmission shaft 2 and meshing with the combining tooth, the combining tooth has a combining portion 1, and the power input tooth 2 has a combining portion 2. The power input tooth 2 can be manipulated to move so that the combining portion 2 is combined with the combining portion 1 to transmit power to the power transmission shaft 2 through the power speed change tooth 1.

[0012] Optionally, the power transmission gear assembly further comprises a power transmission gear 2 coaxially arranged on the power transmission shaft 2, and the power input gear assembly 2 can be manipulated to engage with the power transmission gear 2 to transmit power to the power transmission shaft 2.

[0013] Optionally, the power output shaft 1 is provided with a power changing tooth which can rotate relative to the power output shaft 1, the power changing tooth has a connecting tooth portion and a changing tooth portion, the changing tooth portion is meshed with the power speed change tooth 2, the connecting tooth portion can be meshed with the power input tooth 2, and the power input tooth assembly 2 can be manipulated to engage with the connecting tooth portion to transmit power to the power transmission tooth assembly through the power speed change tooth 2.

[0014] Optionally, the power transmission gear assembly includes a plurality of power coupling teeth of different diameters arranged axially along the power transmission shaft, and the power input gear assembly is axially provided with a power input tooth one correspondingly meshed with the power coupling tooth one, and the power input gear assembly can be manipulated to input the corresponding power tooth.

[0015] Optionally, the power transmission shaft is coaxially provided with a power transmission tooth meshing with the power output tooth one, and the power transmission tooth is used to transmit the power of the transmission shaft one to the power output shaft two.

[0016] Optionally, the power output shaft 2 is coaxially provided with a power output tooth 2 which meshes with the power transmission gear assembly.

[0017] In summary, the present invention includes at least one of the following beneficial technical effects: BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the specific implementation methods of the present invention or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 is a schematic diagram of the overall structure of an embodiment of the present invention;

[0020] Figure 2 It is a partial structural diagram of an embodiment of the present invention. Figure 1 ;

[0021] Figure 3 It is a partial structural diagram of an embodiment of the present invention. Figure 2 ;

[0022] Figure 4 1 is an axial expansion diagram of a gearbox according to an embodiment of the present invention.

[0023] Explanation of the accompanying drawings: 1. power input shaft; 2. power transmission shaft one; 3. power transmission shaft two; 4. power output shaft one; 5. power output shaft two; 6. power input tooth one; 7. power input tooth two; 8. combining tooth; 9. power speed change tooth one; 10. power speed change tooth two; 11. power direction changing tooth; 12. power combining tooth; 13. power output tooth one; 14. power transmission tooth; 15. power output tooth two; 16. power connecting tooth; 17. power transmission gear assembly; 18. gearbox; 19. tool output shaft; 20. travel output shaft; 21. power input gear assembly one. DETAILED DESCRIPTION

[0024] The following describes the embodiments of the present invention through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific embodiments, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention.

[0025] The following is combined with Figure 1-4 The present invention is described in further detail.

[0026] An embodiment of the present invention discloses a power system with dual outputs that can be controlled separately.

[0027] Reference Figure 1-Figure 4 , a power system with two outputs that can be controlled separately comprises a power input shaft 1, a power output shaft 1 4, a power transmission shaft 1 2, a power transmission shaft 2 3 and a power output shaft 2 5;

[0028] The power input shaft 1 is used to receive power, and the power input shaft 1 is provided with a power input gear assembly 1 and a power input gear assembly 2 7 in an axially sliding manner;

[0029] The power transmission shaft 2 has a power transmission tooth 14, the power output shaft 4 is provided with a power output tooth 13 meshing with the power transmission tooth 14, and the power input tooth assembly 1 can be manipulated to mesh with the power transmission tooth 14 to transmit power to the power output shaft 4 through the power output tooth 13;

[0030] The power transmission shaft 2 3 has a power transmission gear assembly, and the power input gear assembly 2 7 can be manipulated to mesh with the power transmission gear assembly to transmit power to the power transmission shaft 2 3. The power output shaft 1 4 is provided with a power transmission gear assembly 17 that can rotate relative to the power output shaft 1 4. The power transmission gear assembly 17 is used to transmit the power of the power transmission shaft 2 3 to the power output shaft 2 5;

[0031] The power output shaft 1 4 and the power output shaft 2 5 are used to output power.

[0032] By manipulating the power input gear assembly 1 and the power input gear assembly 2 7, the power input gear assembly 1 is engaged with the power transmission gear 14 to transmit the power to the power output shaft 1, and the input gear assembly 2 and the power transmission gear assembly are transmitted to the power output shaft 1 4, so that the power output shaft 1 4 and the power output shaft 2 5 are controlled separately, the structure is compact, the required volume is small, and the gearbox 18 has a simple structure.

[0033] In this embodiment, a power system with dual outputs that can be controlled separately is installed on a farmland management machine, including a power source, a gearbox 18, a travel assembly, a working tool, a tool input shaft, a tool output shaft, a travel input shaft and a travel output shaft 20, the travel assembly has a travel part for driving the frame assembly to travel, and the working tool has a working part for ditching or soiling;

[0034] The gearbox 18 includes a power input shaft 1, a power transmission shaft 1 2, a power transmission shaft 2 3, a power output shaft 1 4 and a power output shaft 2 5 for receiving a power source, and the power input shaft 1 is provided with a power input gear assembly 1 21 and a power input gear assembly 2 7 in an axially sliding manner;

[0035] The power transmission shaft 12 has a power transmission tooth 14, and the power input tooth assembly 121 can be manipulated to mesh with the power transmission tooth 14 to transmit power to the power output shaft 14;

[0036] The power transmission shaft 2 3 has a power transmission gear assembly, and the power input gear assembly 2 7 can be manipulated to mesh with the power transmission gear assembly to transmit power to the power transmission shaft 2 3. The power output shaft 1 4 is provided with a power transmission gear assembly 17 that can rotate relative to the power output shaft 1 4. The power transmission gear assembly 17 is used to transmit the power of the power transmission shaft 2 3 to the power output shaft 2 5;

[0037] By manipulating the power input gear assembly 1 21 and the power input gear assembly 2 7, the power input gear assembly 1 21 is engaged with the power transmission gear 14 to transmit the power to the power output shaft 1 4, and the input gear assembly 2 and the power transmission gear assembly are transmitted to the power output shaft 2 5, so that the walking and the tool are controlled separately, the structure is compact, the required volume is small, and the gearbox 18 has a simple structure.

[0038] In this embodiment, the power device is used as a power source. In this embodiment, the power device is an engine. The power device has a power device output shaft. The gearbox 18 has a power input shaft 1, and the power input shaft 1 is used to receive power from the power device output shaft. In this embodiment, the power input shaft 1 is connected to the power device output shaft through a coupling.

[0039] In this embodiment, the gearbox 18 is a gearbox 18, and the housing and power source of the gearbox are installed on the frame of the farmland management machine.

[0040] The power input shaft 1, the power transmission shaft 1 2, the power transmission shaft 2 3, the power output shaft 1 4 and the tool input are rotatably arranged in the box body, and the power input gear assembly 1 21 and the power input gear assembly 2 7 are axially slidingly arranged on the power input shaft 1. The power input gear assembly 1 21 and the power input gear assembly 2 7 are arranged on the power input shaft 1 through spline cooperation, and the power input gear assembly 1 21 and the power input gear assembly 2 7 are driven by a shift fork, and the power input gear assembly 1 21 and the power input gear assembly 2 7 are manipulated to slide by means of the shift fork.

[0041] The power transmission teeth 14 include a plurality of power combining teeth 12 of different diameters arranged along the axial direction of the power transmission shaft 2. The power input tooth assembly 21 is axially provided with power input teeth 6 correspondingly meshed with the power combining teeth 12. In the present embodiment, the power input teeth 6 include two large input teeth and a small input tooth of different diameters, which are used to mesh with the power transmission teeth 14 on the power transmission shaft 2. The power transmission teeth 14 include two power combining teeth 12 arranged along the axial direction of the power transmission shaft 2 and respectively meshed with the large input teeth and the small input teeth to realize power speed change. The power input tooth assembly 21 can be manipulated to mesh the corresponding power input teeth 6 with the corresponding power combining teeth 12 to transmit power to the power transmission shaft 2, thereby realizing walking speed change.

[0042] In this embodiment, the power transmission gear 14 also includes a power transmission gear 14 wheel coaxially fixed on the power transmission shaft 2, the power transmission gear 14 wheel is engaged with the power output gear 13, and the power transmission gear 14 wheel is used to transmit the power of the power transmission shaft 2 to the power output shaft 2 5.

[0043] In other embodiments, the power input gear assembly 21 can be provided with a plurality of power input teeth 6 with different diameters according to actual conditions to realize multi-speed shifting.

[0044] The power input tooth assembly 2 includes at least one power input tooth 27 arranged along the axial direction of the power input shaft 1. In the present embodiment, the power input tooth assembly 27 also includes a coupling tooth 8 arranged on the power input shaft 1, and the coupling tooth 8 can rotate relative to the power input shaft 1. The power transmission tooth assembly includes a power speed change tooth 19 coaxially arranged on the power transmission shaft 23 and meshing with the coupling tooth 8. The coupling tooth 8 has a coupling portion 1, and the power input tooth 27 has a coupling portion 2. The power input tooth 27 can be manipulated to move so that the coupling portion 2 is combined with the coupling portion 1 to transmit power to the power transmission shaft 23 through the power speed change tooth 19. The power input tooth 27 can be manipulated to mesh with the power speed change tooth 210 to transmit power to the power transmission shaft 23.

[0045] The power output shaft 14 is provided with a power direction-changing tooth 11 which can rotate relative to the power output shaft 14. The power direction-changing tooth 11 has a connecting tooth portion and a direction-changing tooth portion. The direction-changing tooth portion is meshed with the power speed-changing tooth 2 10. The connecting tooth portion can be meshed with the power input tooth 2. The power input tooth 2 7 can be manipulated to mesh with the connecting tooth portion through the power speed-changing tooth 2 10 to transmit power to the power transmission tooth assembly 17. Specifically, a power connection tooth 16 is coaxially fixedly provided on the power transmission shaft 2 3, and the power connection tooth 16 is meshed with the power transmission tooth assembly 17. The power direction-changing tooth 11 has a connecting tooth portion and a direction-changing tooth portion, and is respectively responsible for meshing with the corresponding gears to realize the transmission and direction-changing of power, realize the effective transmission and direction-changing of power, and enable the power output shaft 14 to receive and transmit power as required. Due to the design of the power direction-changing tooth 11, the power output shaft 14 can flexibly receive and transmit power, adapt to different operation requirements and soil conditions, and is efficient, flexible and controllable, which can improve the operation efficiency and adaptability of the farm management machine.

[0046] In this embodiment, the power output shaft 25 is coaxially provided with a power output tooth 25 meshing with the power transmission tooth assembly 17, and the power is transmitted to the power output shaft 25 through the power output tooth 25, driving the working part to rotate. In this embodiment, the power transmission tooth assembly 17 has two teeth, one tooth is used to mesh with the power connection tooth 16, and the other tooth is used to mesh with the power output tooth 25 of the power output shaft 25.

[0047] In this embodiment, in order to better carry out farm work, the speed of the working tool reversal is higher than the speed of the walking part. The realization of this speed difference is completely dependent on the separate control of the power output shaft 1 4 and the power output shaft 2 5 of the present invention.

[0048] The present invention can realize the separate control of power output shaft 1 4 and power output shaft 2 5 through only four shafts, and can install walking wheels and various cutting tools as needed to realize various functions such as ditching, weeding, and rotary tillage. The operation is simple and only requires operating the corresponding shift fork, which makes the garden management machine more flexible and efficient in farmland management, and meets the needs of modern agriculture for multifunctional and high-efficiency agricultural machinery.

[0049] It also includes a tool input shaft and a tool output shaft 9, the tool input shaft is used to receive the power of the power output shaft 25, the tool output shaft 9 is used to transmit the power to the working tool, the tool output shaft 9 is located below the travel output shaft 20, and the height difference between the tool output shaft 9 and the travel output shaft 20 is in the range of 50-100mm. The ditching quality can be improved, so that the working tool can extend deeper into the soil when ditching, thereby effectively ensuring the ditching quality.

[0050] It also includes a walking input shaft and a walking output shaft 20. The walking input shaft is used to receive the power of the power output shaft 4. The walking output shaft 20 is used to transmit the power of the walking input shaft to the walking component. The power output shaft 4 is coaxially provided with a power output tooth 13. The power transmission shaft 2 is coaxially provided with a power transmission tooth 14 meshing with the power output tooth 13. The power transmission tooth 14 is used to transmit the power of the power transmission shaft 2 to the power output shaft 4.

[0051] The inclination angle of the tool input shaft is adjustable and the inclination angle of the travel input shaft is adjustable. By adjusting the inclination angle of the tool input shaft, the working state of the working tool can be optimized, and the quality and efficiency of operations such as ditching and weeding can be improved. Adjusting the inclination angle of the travel input shaft helps to adapt to different terrains and soil conditions and improve the passability and stability of the farm management machine. In this embodiment, the adjustable inclination angle adopts a transmission method of transmission gears and bevel gears. The power output shaft 1 and the power output shaft 2 are respectively meshed with transmission gears. The tool input shaft and the travel input shaft are provided with bevel gears, which are respectively meshed with corresponding transmission gears, and the position change is achieved by meshing at different circumferential positions of the transmission gears.

[0052] The tool output shaft 9 is used to transmit the power of the power output shaft 2 5 to the working part, and the travel output shaft 20 is used to transmit the power of the power output shaft 1 4 to the travel part. In this embodiment, the travel part adopts travel wheels, and in other embodiments, it can be a crawler or the like.

[0053] This article uses specific examples to illustrate the principles and implementation methods of the present invention. The description of the above embodiments is only used to help understand the method of the present invention and its core ideas. The above is only a preferred implementation method of the present invention. It should be pointed out that due to the limitations of textual expression, there are objectively infinite specific structures. For ordinary technicians in this technical field, without departing from the principles of the present invention, several improvements, modifications or changes can be made, and the above technical features can be combined in an appropriate manner; these improvements, modifications, changes or combinations, or the direct application of the inventive concept and technical solution to other occasions without improvement, should be regarded as the protection scope of the present invention.

Claims

1. A power system with dual outputs that can be controlled separately, characterized in that: It comprises a power input shaft (1), a power transmission shaft 1 (2), a power transmission shaft 2 (3), a power output shaft 1 (4) and a power output shaft 2 (5); The power input shaft (1) is used to receive power, and the power input shaft (1) is provided with a power input gear assembly 1 and a power input gear assembly 2 (7) in an axially sliding manner; The power transmission shaft (2) has a power transmission tooth (14), the power output shaft (4) is provided with a power output tooth (13) meshing with the power transmission tooth (14), and the power input tooth assembly (1) can be manipulated to mesh with the power transmission tooth (14) to transmit power to the power output shaft (4) through the power output tooth (13); The power transmission shaft 2 (3) has a power transmission gear assembly, the power input gear assembly 2 (7) can be manipulated to mesh with the power transmission gear assembly to transmit power to the power transmission shaft 2 (3), the power output shaft 1 (4) is provided with a power transmission gear assembly (17) that can rotate relative to the power output shaft 1 (4), and the power transmission gear assembly (17) is used to transmit the power of the power transmission shaft 2 (3) to the power output shaft 2 (5).

2. The power system with separately controllable dual outputs according to claim 1, characterized in that: The power input tooth assembly 2 comprises a power input tooth 2 (7) and a coupling tooth (8) arranged on the power input shaft (1); the coupling tooth (8) can rotate relative to the power input shaft (1); the power transmission tooth assembly comprises a power transmission tooth 1 (9) coaxially arranged on the power transmission shaft 2 (3) and meshing with the coupling tooth (8); the coupling tooth (8) has a coupling portion 1; the power input tooth 2 (7) has a coupling portion 2; the power input tooth 2 (7) can be manipulated to move so that the coupling portion 2 is coupled with the coupling portion 1 to transmit power to the power transmission shaft 2 (3) through the power transmission tooth 1 (9).

3. The power system with separately controllable dual outputs according to claim 2, characterized in that: The power transmission gear assembly also includes a power transmission gear 2 (10) coaxially arranged on the power transmission shaft 2 (3), and the power input gear assembly 2 (7) can be manipulated to mesh with the power transmission gear 2 (10) to transmit power to the power transmission shaft 2 (3).

4. The power system with separately controllable dual outputs according to claim 3, characterized in that: The power output shaft 1 (4) is provided with a power direction-changing tooth (11) which can rotate relative to the power output shaft 1 (4); the power direction-changing tooth (11) has a connecting tooth portion and a direction-changing tooth portion; the direction-changing tooth portion is meshed with the power speed-changing tooth 2 (10); the connecting tooth portion is meshed with the power input tooth 2; the power input tooth assembly 2 (7) can be manipulated to mesh with the connecting tooth portion to transmit power to the power transmission tooth assembly (17) through the power speed-changing tooth 2 (10).

5. The power system with separately controllable dual outputs according to claim 1, characterized in that: The power transmission gear (14) component comprises a plurality of power coupling teeth (12) of different diameters arranged along the axial direction of the power transmission shaft (2); the power input gear assembly (1) is axially provided with power input teeth (6) correspondingly meshed with the power coupling teeth (12); the power input gear assembly (1) can be manipulated to input the corresponding power teeth.

6. The power system with separately controllable dual outputs according to claim 5, characterized in that: The power transmission shaft 1 (2) is coaxially provided with a power transmission tooth (14) meshing with the power output tooth 1 (13), and the power transmission tooth (14) is used to transmit the power of the transmission shaft 1 to the power output shaft 2 (5).

7. The power system with separately controllable dual outputs according to claim 5, characterized in that: The power output shaft 2 is coaxially provided with a power output tooth 2 (15) meshing with the power transmission tooth assembly (17).

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