CN220390892U - Driving system of wheel tread adjustable axle - Google Patents
Driving system of wheel tread adjustable axle Download PDFInfo
- Publication number
- CN220390892U CN220390892U CN202322054198.9U CN202322054198U CN220390892U CN 220390892 U CN220390892 U CN 220390892U CN 202322054198 U CN202322054198 U CN 202322054198U CN 220390892 U CN220390892 U CN 220390892U
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- transmission
- bevel gear
- transmission shaft
- steering
- gear
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- 230000005540 biological transmission Effects 0.000 claims abstract description 122
- 230000007704 transition Effects 0.000 claims description 9
- 238000012423 maintenance Methods 0.000 description 3
- 238000009331 sowing Methods 0.000 description 3
- 238000003306 harvesting Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 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
- 230000009467 reduction Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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- Transmission Devices (AREA)
Abstract
The utility model provides a transmission system of a wheel tread adjustable axle, which belongs to the technical field of plant protection engineering, and is characterized in that a power assembly and a hub are arranged on a frame, and the transmission system is characterized in that: the device also comprises a transmission box and a transmission shaft, wherein the transmission box is fixedly arranged on the frame and is in transmission connection with the power assembly; the length direction of the transmission shaft is provided with a spline, one end of the transmission shaft is in transmission connection with the power assembly, and the other end of the transmission shaft is in transmission connection with the hub; the transmission shaft is in transmission connection with the hub, different positions on the transmission shaft are in transmission connection with the transmission case by utilizing the spline, the wheel distance between hubs is changed, the hubs are always in transmission connection with the power assembly, and therefore, the two hubs can be driven to rotate by only one power assembly, the quality and cost of the device are reduced, and the safety and the working efficiency are improved.
Description
Technical Field
The utility model relates to the technical field of plant protection engineering machinery, in particular to a transmission system of a wheel tread adjustable vehicle bridge.
Background
Plant protection machines are widely used as auxiliary mechanical equipment for crop sowing, harvesting or daily maintenance. Because of the wide range of the operators in China and different sunlight angles, the sunlight angles in the southern areas are smaller, the crop spacing is smaller, the sunlight angles in the northern areas are larger, and the crop spacing is larger, so that the crop spacing in the southern areas and the northern areas are different. If the plant protection machine is not specially designed, the seedling is easy to be pressed in the sowing, harvesting or daily maintenance process, the effects of saving manpower and improving the crop yield are not achieved, and the death rate is improved. In order to meet the needs of crop sowing and daily maintenance, the application range of the plant protection machine is enlarged, the plant protection machine with adjustable wheel track is developed, but in order to realize the wheel track adjustment, the existing plant protection machine generally adopts two sets of power systems to respectively drive hubs on two sides to realize the functions, and the two sets of power systems lead to the rise of the cost, the increase of the quality, the reduction of the working efficiency and the safety of the plant protection machine.
Accordingly, there is a need for a drive train for adjusting an axle as needed for track.
Disclosure of Invention
In view of the above, the present utility model proposes a hub that uses different transmission positions of a transmission shaft to drive two adjustable wheel tracks by using one power assembly.
The technical scheme of the utility model is realized as follows: the utility model provides a wheel tread adjustable axle's transmission system, includes frame, power assembly and wheel hub all set up in the frame, its characterized in that: the device also comprises a transmission box and a transmission shaft, wherein the transmission box is fixedly arranged on the frame and is in transmission connection with the power assembly; the length direction of the transmission shaft is provided with a spline, one end of the transmission shaft is in transmission connection with the power assembly, and the other end of the transmission shaft is in transmission connection with the hub.
On the basis of the technical scheme, preferably, the transmission case comprises a shell, a driving gear, a transition gear and a driven gear, wherein the driving gear, the transition gear and the driven gear are all rotatably arranged in the shell, and the transition gear is meshed with the driving gear and the driven gear.
On the basis of the technical scheme, preferably, the transmission shaft sequentially penetrates through the shell and the driven gear, and the spline is matched with the driven gear; the power assembly drives the driving gear to rotate.
On the basis of the technical scheme, preferably, a transmission turning device is arranged between the transmission shaft and the hub, the transmission turning device comprises a first bevel gear, a second bevel gear and a power transmission shaft, the first bevel gear is arranged at one end of the power transmission shaft, and the second bevel gear is arranged at the other end of the power transmission shaft.
On the basis of the technical scheme, preferably, one end, close to the transmission turning device, of the transmission shaft is provided with a third bevel gear, and the third bevel gear is meshed with the first bevel gear.
On the basis of the technical scheme, the novel bicycle hub comprises a fourth bevel gear, wherein the fourth bevel gear is coaxially and fixedly arranged with the hub, and the second bevel gear is meshed with the fourth bevel gear.
On the basis of the technical scheme, the steering adjusting device comprises a power transmission rod, a connecting sheet and a steering shell, wherein the fourth bevel gear is arranged in the steering shell, and the connecting sheet is connected with the steering shell and the power transmission rod.
On the basis of the technical scheme, preferably, the steering adjusting device further comprises a telescopic rod and a length adjuster, one end, far away from the connecting piece, of the power transmission rod is fixedly connected with the length adjuster, and the telescopic rod and the length adjuster are mutually matched.
On the basis of the technical scheme, preferably, the length adjuster comprises an adjuster shell, an adjusting cover and an adjusting block, wherein the telescopic rod penetrates through the adjuster shell, the adjusting cover is fixedly arranged on the adjuster shell through a screw, the adjusting block is arranged between the telescopic rod and the adjusting cover, and friction surfaces are arranged on the surfaces, which are contacted with the telescopic rod, of the adjusting block; the regulator shell all is provided with position adjustment screw along the both ends of the length direction of telescopic link.
On the basis of the above technical solution, preferably, the steering adjustment device further comprises an extension transmission rod, which is arranged between the connecting piece and the steering housing.
Compared with the prior art, the transmission system of the wheel tread adjustable axle has the following beneficial effects:
(1) The transmission shaft is in transmission connection with the hubs, different positions on the transmission shaft are in transmission connection with the transmission case by utilizing the spline, so that the change of the wheel distance between the hubs is realized, and the hubs are always in transmission connection with the power assembly, so that the two hubs can be driven to rotate by only one power assembly, the quality and the cost of the equipment are reduced, and the safety and the working efficiency are improved;
(2) In order to meet the rotation direction of the hub 3, a transmission direction changing device 6 is added between the transmission shaft 5 and the hub 3.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of a drive train of an adjustable track axle of the present utility model;
FIG. 2 is a schematic view of a portion of a transmission system for a track adjustable axle in accordance with the present utility model;
FIG. 3 is a left side view of FIG. 2 in accordance with the present utility model;
FIG. 4 is a cross-sectional view of FIG. 3 in accordance with the present utility model;
fig. 5 is a schematic structural view of the adjusting block and the telescopic rod according to the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will clearly and fully describe the technical aspects of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
1-5, a transmission system of a wheel tread adjustable axle comprises a frame 1, a power assembly 2 and a wheel hub 3, wherein the power assembly 2 and the wheel hub 3 are arranged on the frame 1, and also comprise a transmission box 4 and a transmission shaft 5, the transmission box 4 is fixedly arranged on the frame 1, and the transmission box 4 is in transmission connection with the power assembly 2; the length direction of the transmission shaft 5 is provided with a spline 51, one end of the transmission shaft 5 is in transmission connection with the power assembly 2, and the other end of the transmission shaft is in transmission connection with the hub 3. The transmission shaft 5 is in transmission connection with the hubs 3, different positions on the transmission shaft 5 are in transmission connection with the transmission case 4 by utilizing the spline 51, so that the wheel distance between the hubs 3 is changed, and the hubs 3 are always in transmission connection with the power assembly 2, so that the two hubs 3 can be driven to rotate by only one power assembly 2, the quality and cost of the equipment are reduced, and the safety and the working efficiency are improved.
The transmission case 4 includes a housing 41, a driving gear 42, a transition gear 43, and a driven gear 44, wherein the driving gear 42, the transition gear 43, and the driven gear 44 are rotatably disposed in the housing 41, and the transition gear 43 is meshed with the driving gear 42 and the driven gear 44.
The transmission shaft 5 sequentially passes through the shell 41 and the driven gear 44, and the spline 51 is matched with the driven gear 44; the drive assembly 2 drives the drive gear 42 in rotation.
The transmission direction changing device 6 is arranged between the transmission shaft 5 and the hub 3, the transmission direction changing device 6 comprises a first bevel gear 61, a second bevel gear 62 and a power transmission shaft 63, the first bevel gear 61 is arranged at one end of the power transmission shaft 63, the second bevel gear 62 is arranged at the other end of the power transmission shaft 63, and in order to meet the rotation direction of the hub 3, the transmission direction changing device 6 is added between the transmission shaft 5 and the hub 3.
The end of the drive shaft 5 near the drive direction changing device 6 is provided with a third bevel gear 52, said third bevel gear 52 being in engagement with a first bevel gear 61.
And a fourth bevel gear 31, wherein the fourth bevel gear 31 is coaxially and fixedly arranged with the hub 3, and the second bevel gear 62 is meshed with the fourth bevel gear 31.
The steering adjusting device 7 further comprises a power transmission rod 72, a connecting sheet 71 and a steering shell 76, wherein the fourth bevel gear 31 is arranged in the steering shell 76, and the connecting sheet 71 is connected with the steering shell 76 and the power transmission rod 72.
The steering adjusting device 7 further comprises a telescopic rod 74 and a length adjuster 73, one end, far away from the connecting sheet 71, of the power transmission rod 72 is fixedly connected with the length adjuster 73, and the telescopic rod 74 and the length adjuster 73 are mutually matched.
The length adjuster 73 comprises an adjuster housing 731, an adjusting cover 732 and an adjusting block 733, the telescopic rod 74 passes through the adjuster housing 731, the adjusting cover 732 is fixedly arranged on the adjuster housing 731 through a screw, the adjusting block 733 is arranged between the telescopic rod 74 and the adjusting cover 732, and the friction surfaces 77 are arranged on the surfaces of the adjusting block 733, which are contacted with the telescopic rod 74; the regulator housing 731 is provided with position adjusting screws 78 at both ends in the longitudinal direction of the telescopic link 74.
The steering adjustment device 7 further comprises an extension transmission rod 75, said extension transmission rod 75 being arranged between the connection piece 71 and the steering housing 76.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. The utility model provides a transmission system of wheel tread adjustable axle, includes frame (1), power assembly (2) and wheel hub (3) all set up on frame (1), its characterized in that: the device also comprises a transmission case (4) and a transmission shaft (5), wherein the transmission case (4) is fixedly arranged on the frame (1), and the transmission case (4) is in transmission connection with the power assembly (2);
the length direction of the transmission shaft (5) is provided with a spline (51), one end of the transmission shaft (5) is in transmission connection with the power assembly (2), and the other end of the transmission shaft is in transmission connection with the hub (3).
2. A transmission system for a track-adjustable axle as defined in claim 1, wherein: the transmission case (4) comprises a shell (41), a driving gear (42), a transition gear (43) and a driven gear (44), wherein the driving gear (42), the transition gear (43) and the driven gear (44) are all rotatably arranged in the shell (41), and the transition gear (43) is meshed with the driving gear (42) and the driven gear (44).
3. A transmission system for a track-adjustable axle as defined in claim 2, wherein: the transmission shaft (5) sequentially penetrates through the shell (41) and the driven gear (44), and the spline (51) is matched with the driven gear (44); the power assembly (2) drives the driving gear (42) to rotate.
4. A transmission system for a track-adjustable axle as defined in claim 1, wherein: the transmission steering device is characterized in that a transmission steering device (6) is arranged between the transmission shaft (5) and the hub (3), the transmission steering device (6) comprises a first bevel gear (61), a second bevel gear (62) and a power transmission shaft (63), the first bevel gear (61) is arranged at one end of the power transmission shaft (63), and the second bevel gear (62) is arranged at the other end of the power transmission shaft (63).
5. A transmission system for a track-adjustable axle as defined in claim 4, wherein: and a third bevel gear (52) is arranged at one end of the transmission shaft (5) close to the transmission direction changing device (6), and the third bevel gear (52) is meshed with the first bevel gear (61).
6. A transmission system for a track-adjustable axle as defined in claim 4, wherein: the novel bicycle hub further comprises a fourth bevel gear (31), the fourth bevel gear (31) is fixedly arranged coaxially with the hub (3), and the second bevel gear (62) is meshed with the fourth bevel gear (31).
7. A transmission system for a track-adjustable axle as defined in claim 6, wherein: the steering device is characterized by further comprising a steering adjusting device (7), wherein the steering adjusting device (7) comprises a power transmission rod (72), a connecting sheet (71) and a steering shell (76), the fourth bevel gear (31) is arranged in the steering shell (76), and the connecting sheet (71) is connected with the steering shell (76) and the power transmission rod (72).
8. A transmission system for a track-adjustable axle as defined in claim 7, wherein: the steering adjusting device (7) further comprises a telescopic rod (74) and a length adjuster (73), one end, far away from the connecting sheet (71), of the power transmission rod (72) is fixedly connected with the length adjuster (73), and the telescopic rod (74) and the length adjuster (73) are mutually matched.
9. A transmission system for a track-adjustable axle as defined in claim 8, wherein: the length adjuster (73) comprises an adjuster shell (731), an adjusting cover (732) and an adjusting block (733), wherein the telescopic rod (74) penetrates through the adjuster shell (731), the adjusting cover (732) is fixedly arranged on the adjuster shell (731) through a screw, the adjusting block (733) is arranged between the telescopic rod (74) and the adjusting cover (732), and friction surfaces (77) are arranged on the surfaces, which are contacted with the telescopic rod (74), of the adjusting block (733);
the regulator housing (731) is provided with position adjustment screws (78) along both ends of the length direction of the telescopic rod (74).
10. A transmission system for a track-adjustable axle as defined in claim 7, wherein: the steering adjustment device (7) further comprises an extension transmission rod (75), and the extension transmission rod (75) is arranged between the connecting sheet (71) and the steering shell (76).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322054198.9U CN220390892U (en) | 2023-08-01 | 2023-08-01 | Driving system of wheel tread adjustable axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322054198.9U CN220390892U (en) | 2023-08-01 | 2023-08-01 | Driving system of wheel tread adjustable axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220390892U true CN220390892U (en) | 2024-01-26 |
Family
ID=89597292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322054198.9U Active CN220390892U (en) | 2023-08-01 | 2023-08-01 | Driving system of wheel tread adjustable axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220390892U (en) |
-
2023
- 2023-08-01 CN CN202322054198.9U patent/CN220390892U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |