CN219749405U - Rear axle structure capable of saving space - Google Patents
Rear axle structure capable of saving space Download PDFInfo
- Publication number
- CN219749405U CN219749405U CN202320574094.8U CN202320574094U CN219749405U CN 219749405 U CN219749405 U CN 219749405U CN 202320574094 U CN202320574094 U CN 202320574094U CN 219749405 U CN219749405 U CN 219749405U
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- rear axle
- driving
- assembly
- gear
- driven
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- 241001417527 Pempheridae Species 0.000 claims abstract description 25
- 230000007704 transition Effects 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009347 mechanical transmission Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to the technical field of sweeper trucks, in particular to a space-saving rear axle structure which comprises a sweeper truck chassis, a driving sprocket, a driving motor, a rear axle assembly and a rear wheel assembly, wherein the driving motor and the rear axle assembly are arranged above the sweeper truck chassis, the rear wheel assembly is arranged on two sides of the sweeper truck chassis, when the driving motor works, a driving gear is driven to rotate, a driven gear is driven to rotate, a transition shaft is driven to rotate, a driven gear and a differential mechanism assembly are driven to rotate by a gear on the right side of the transition shaft, and rear axle driving shafts on the two sides rotate along with the driven gear, and a driving chain is fixedly connected to drive the driven sprocket and the rear wheel assembly to rotate through a chain so that the sweeper truck runs. The utility model has the advantages that: firstly, the structure is simple, and the manufacturing cost is low; secondly, the motor drives the rear axle assembly to move after the speed is reduced by 2 stages, so that the running speed of the sweeper is effectively reduced, and the torque is improved; thirdly, the gears are meshed, so that the mechanical transmission efficiency is high; fourth, when reducing the volume of motor sweeper, improved the capacity of dustbin.
Description
Technical Field
The utility model relates to the technical field of motor sweeper, in particular to a space-saving rear axle structure.
Background
The drive of current electronic street sweeper adopts the transaxle to put down or put the traction means on top more, and its transaxle of transaxle put down formula street sweeper is fixed in the bottom of street sweeper to occupy the partial position of dust box, caused the dust box capacity less, and this type street sweeper driving motor is located the bottom of the car, burns out driving motor easily because of the bottom of the car heat dissipation is difficult, and when the drive arrangement part damages appears moreover, the maintenance is very inconvenient.
The utility model provides a road sweeper rear drive chain governing system of patent number CN201420198798.0, includes that upper surface mounting has the chassis of rear axle assembly, and rear axle assembly's both ends are provided with the rear drive sprocket, and the rear drive sprocket passes through rear drive chain drive rear wheel assembly, still is provided with the rear axle supporting seat on the chassis, and the actuating shaft of rear axle assembly is put up in the U groove of rear axle supporting seat, and fixed mounting has the connecting plate on the actuating shaft, has rear axle fastening screw to pass behind the rectangular hole on connecting plate and the rear axle supporting seat by fastening nut locking, still including lift adjustment screw, fixed mounting has the rear axle support on the actuating shaft, is provided with the screw on the rear axle support, and the lift adjustment screw passes behind this screw butt on the chassis, the cover has the pressure spring on the lift adjustment screw that is located between chassis and the rear axle support, the both ends of pressure spring respectively with chassis and rear axle support butt.
However, the structure provides a rear axle supporting structure, but the structure is convenient for a single person to install, but the structure is complex, the manufacturing cost is high, and the connection mode of the motor and the rear axle assembly is not disclosed.
Disclosure of Invention
The present utility model is directed to a space-saving rear axle structure, which solves the above-mentioned problems of the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a save space's rear axle structure, includes motor sweeper chassis, drive sprocket, driving motor, rear axle assembly and rear wheel assembly, and driving motor locates the top of rear axle assembly, and rear axle assembly both ends all are equipped with drive sprocket, and rear wheel assembly locates motor sweeper chassis both sides below, and the inboard still is equipped with driven sprocket, passes through chain coupling between driven sprocket and the drive sprocket, its characterized in that: the rear axle assembly is arranged above the chassis of the sweeper; the motor shaft of the driving motor is provided with a driving gear, a transition shaft is arranged between the driving motor and the rear axle assembly, the left side of the transition shaft is provided with a driven gear meshed with the driving gear, the left side of a differential mechanism assembly in the rear axle assembly is fixedly connected with a driven gear through a bolt, and the driving motor drives the driving gear to rotate so as to drive the transition shaft and the driven gear to rotate, so that the differential mechanism assembly works.
Preferably, the transition shaft is a gear shaft, and the right side of the transition shaft is provided with a gear meshed with the driven gear.
Preferably, two sides of the differential mechanism assembly are provided with rear axle driving shafts, and the tail ends of the rear axle driving shafts are fixedly connected with the driving chain wheels.
Preferably, the driven gear is a helical gear.
Compared with the prior art, the utility model has the beneficial effects that: firstly, the structure is simple, and the manufacturing cost is low; secondly, the motor drives the rear axle assembly to move after the speed is reduced by 2 stages, so that the running speed of the sweeper is effectively reduced, and the torque is improved; thirdly, the gears are meshed, so that the mechanical transmission efficiency is high; fourth, when reducing the volume of motor sweeper, improved the capacity of dustbin.
Drawings
FIG. 1 is a schematic view of a semitransparent structure of a chassis (1) in the utility model;
fig. 2 is a schematic structural diagram of connection between the driving motor (4) and the rear axle assembly (5) in fig. 1.
In the figure: 1. a chassis of the sweeper; 2. a chain; 3. a drive sprocket; 4. a driving motor; 5. a rear axle assembly; 6. a rear wheel assembly; 7. a driven sprocket; 8. a drive gear; 9. a motor shaft; 10. a transition shaft; 11. a driven gear; 12. a driven gear; 13. a differential assembly; 14. a rear axle drive shaft.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides a save space's rear axle structure, including motor sweeper chassis 1, drive sprocket 3, driving motor 4, rear axle assembly 5 and rear wheel assembly 6, rear axle assembly 5 locates motor sweeper chassis 1 top, and driving motor 4 also locates rear axle assembly 5's top simultaneously, and rear axle assembly 5 both ends all are equipped with drive sprocket 3, and rear wheel assembly 6 locates motor sweeper chassis 1 both sides below, and the inboard still is equipped with driven sprocket 7, links through chain 2 between driven sprocket 7 and the drive sprocket 3.
A transition shaft 10 is arranged between the driving motor 4 and the rear axle assembly 5, a driving gear 8 is arranged on a motor shaft 9 of the driving motor 4, a driven gear 11 meshed with the driving gear 8 is arranged on the left side of the transition shaft 10, the transition shaft 10 is a gear shaft, and a gear meshed with a driven gear 12 is arranged on the right side of the transition shaft 10.
The left side of a differential mechanism assembly 13 in the rear axle assembly 5 is fixedly connected with a driven gear 12 through a bolt, the driven gear 12 is a bevel gear, a driving motor 4 drives a driving gear 8 to rotate, and a transition shaft 10 and the driven gear 12 are driven to rotate, so that the differential mechanism assembly 13 works; the two sides of the differential mechanism assembly 13 are provided with a rear axle driving shaft 14, and the tail end of the rear axle driving shaft 14 is fixedly connected with the driving sprocket wheel 3.
The specific working principle is as follows:
when the driving motor 4 works, the motor shaft 9 drives the driving gear 8 to rotate and simultaneously drives the driven gear 11 to rotate, the driven gear 11 drives the transition shaft 10 connected with the driven gear 11 to rotate through a spline, at the moment, the gear on the right side of the transition shaft 10 drives the bevel gear driven gear 12 to rotate, and the driven gear 12 is fixedly connected with the differential assembly 13 through bolts, so that the differential assembly 13 rotates along with the driven gear 12 and drives the rear axle driving shafts 14 on two sides to rotate, the rear axle driving shafts 14 drive the fixedly connected driving chain wheels 3 to rotate, and the chain 2 drives the driving chain wheels 7 and the rear wheel assembly 6 to rotate, so that the cleaning vehicle runs.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a save space's rear axle structure, including motor sweeper chassis (1), drive sprocket (3), driving motor (4), rear axle assembly (5) and rear wheel assembly (6), the top of rear axle assembly (5) is located to driving motor (4), and rear axle assembly (5) both ends all are equipped with drive sprocket (3), rear wheel assembly (6) are located motor sweeper chassis (1) both sides below, and the inboard still is equipped with driven sprocket (7), link through chain (2) between driven sprocket (7) and drive sprocket (3), its characterized in that: the rear axle assembly (5) is arranged above the chassis (1) of the sweeper; a driving gear (8) is arranged on a motor shaft (9) of a driving motor (4), a transition shaft (10) is arranged between the driving motor (4) and a rear axle assembly (5), a driven gear (11) meshed with the driving gear (8) is arranged on the left side of the transition shaft (10), a driven gear (12) is fixedly connected to the left side of a differential mechanism assembly (13) in the rear axle assembly (5) through bolts, the driving motor (4) drives the driving gear (8) to rotate, and the transition shaft (10) and the driven gear (12) are driven to rotate, so that the differential mechanism assembly (13) works.
2. A space-saving rear axle structure according to claim 1, wherein: the transition shaft (10) is a gear shaft, and the right side of the transition shaft is provided with a gear meshed with the driven gear (12).
3. A space-saving rear axle structure according to claim 1, wherein: the two sides of the differential mechanism assembly (13) are provided with rear axle driving shafts (14), and the tail ends of the rear axle driving shafts (14) are fixedly connected with the driving chain wheels (3).
4. A space-saving rear axle structure according to claim 1, wherein: the driven gear (12) is a helical gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320574094.8U CN219749405U (en) | 2023-03-22 | 2023-03-22 | Rear axle structure capable of saving space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320574094.8U CN219749405U (en) | 2023-03-22 | 2023-03-22 | Rear axle structure capable of saving space |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219749405U true CN219749405U (en) | 2023-09-26 |
Family
ID=88072145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320574094.8U Active CN219749405U (en) | 2023-03-22 | 2023-03-22 | Rear axle structure capable of saving space |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219749405U (en) |
-
2023
- 2023-03-22 CN CN202320574094.8U patent/CN219749405U/en active Active
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