CN215360923U - Power output mechanism based on integrated electric wheel type loader power assembly - Google Patents
Power output mechanism based on integrated electric wheel type loader power assembly Download PDFInfo
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- CN215360923U CN215360923U CN202120790455.3U CN202120790455U CN215360923U CN 215360923 U CN215360923 U CN 215360923U CN 202120790455 U CN202120790455 U CN 202120790455U CN 215360923 U CN215360923 U CN 215360923U
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Abstract
The utility model discloses a power output mechanism based on an integrated electric wheel loader power assembly; the power output mechanism is arranged in a power output box, and the power output box is positioned at the lower part of the power assembly box body and is opposite to the transfer case of the power assembly; the power output mechanism is connected with a speed change gear shifting mechanism arranged in a reduction box of the power assembly box body; the power output mechanism comprises a walking power output shaft, the walking power output shaft is arranged in the power output box through bearing seats and bearings at two ends, and an output driven gear meshed with an output driving gear of the speed change gear shifting mechanism is arranged on the walking power output shaft; and a front axle driving connecting flange and a rear axle driving connecting flange are arranged at two ends of the power output shaft. By adopting the technical scheme, the power output mechanism and the speed change gear shifting mechanism for driving the power output mechanism are integrated into an integral power assembly box body, so that the traditional torque converter and the hydraulic transmission gearbox can be directly replaced under the condition of not changing the structure and the oil way of the traditional engineering vehicle; the utility model has the advantages of compact structure, convenient maintenance and low cost, and can ensure that the engineering machinery obtains the best working performance and improve the working efficiency.
Description
Technical Field
The utility model belongs to the technical field of electric wheel loaders, and particularly relates to a power output mechanism based on an integrated electric wheel loader power assembly.
Background
In recent years, various electric vehicle technologies are gradually mature, reliable and especially economic electric vehicle products are consumed year by year, and the market acceptance is very considerable. With the regulation and control upgrading of environmental protection policies, the national requirements on ecological environment protection are higher and higher, and engineering machinery enterprises also need to actively take the actions of energy conservation and emission reduction to finish the industrial upgrading as soon as possible. In particular, in certain specific working environments such as municipal administration, ports and underground operation, zero emission thresholds are provided for engineering machinery to enter fields by related departments.
Electric vehicles have driven core components and technologies such as motors, batteries, electronic control, rapid charging and discharging, and the like to become mature day by day, and the development and application of electric engineering machinery have been a necessary trend.
The loader is used as a general engineering machine and has wide application fields, such as farmland renovation, engineering construction, factories and mines, ports and the like. At present, the main stream loader in China still adopts the traditional internal combustion engine as power, the transmission modes are hydraulic mechanical transmission and hydraulic transmission, and the loader has the defects of poor fuel economy and high pollution emission. The loader using electric energy as energy and the motor as power has the advantages of strong load adaptability, convenient operation, energy conservation and environmental protection. The power output box is used for outputting power of the gearbox and is one of core transmission parts of the electric loader. At present, the electric loader is in a starting stage at home, and an original independently arranged gearbox is generally used, so that the power output mechanism based on the integrated electric wheel type loader power assembly can meet the independent driving of a hydraulic pump and a steering pump of a working device and can independently drive the loader to walk at the same time.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model provides a power output mechanism based on an integrated electric wheel loader power assembly.
The utility model is realized in such a way that the utility model relates to a power output mechanism based on an integrated electric wheel loader power assembly; the power output mechanism is arranged in the power output box, and is characterized in that the power output box is positioned at the lower part of the power assembly box body, is opposite to the transfer case of the power assembly and is communicated with the reduction gearbox of the power assembly box body; the power output mechanism is connected with a speed change gear shifting mechanism arranged in a reduction box of the power assembly box body; the power output mechanism comprises a walking power output shaft, the walking power output shaft is arranged in the power output box through bearing seats and bearings at two ends, and an output driven gear meshed with an output driving gear of the speed change gear shifting mechanism is arranged on the walking power output shaft; and a front axle driving connecting flange and a rear axle driving connecting flange are arranged at two ends of the power output shaft.
In the above technical solution, preferably, the transfer case and the power take-off case are arranged diagonally or symmetrically or on the same side with respect to the transmission case.
In the above technical solution, preferably, the power output shaft is a through shaft.
In the above technical solution, preferably, the power output shaft is a split shaft, and a clutch is connected between the two split shafts.
The utility model has the advantages and technical effects that: by adopting the technical scheme, the power output mechanism and the speed change gear shifting mechanism for driving the power output mechanism are integrated into an integral power assembly box body, so that the traditional torque converter and the hydraulic transmission gearbox can be directly replaced under the condition of not changing the structure and the oil way of the traditional engineering vehicle; the hydraulic pump and the steering pump of the working device can be independently driven, the traveling motor can also independently drive the engineering machinery to travel, and for the vehicle which needs to frequently advance and retreat during the working of the engineering machinery, the motor is adopted to drive the vehicle to advance and retreat by utilizing the reverse rotation of the motor, so that a reversing mechanism with complex transmission is replaced; the utility model has the advantages of compact structure, convenient maintenance and low cost, and can ensure that the engineering machinery obtains the best working performance and improve the working efficiency.
Drawings
FIG. 1 is a schematic view of the overall structure of the powertrain of the present invention;
FIG. 2 is a schematic structural view of a power take-off mechanism of the present invention;
FIG. 3 is a schematic illustration of the opposite arrangement of the transfer case and the pto case with respect to the transfer case;
FIG. 4 is a schematic illustration of the symmetrical arrangement of the transfer case and the pto case with respect to the transfer case;
FIG. 5 is a schematic diagram of the transfer case and pto case being positioned on the same side relative to the transmission.
In the drawings, 10, a power assembly box body; 20. a power take-off box; 30. a power take-off mechanism; 31. a walking power output shaft; 32. an output driven gear; 33. a front axle drive connection flange; 34. a rear axle drive connection flange; 40. a reduction gearbox; 41. a traveling motor; 42. a speed change and gear shift mechanism; 43. an output drive gear; 50. a transfer case; 51. a working motor; 52. and a working power device.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1 and 2, a power output mechanism based on an integrated electric wheel loader power assembly; the power output mechanism 30 is arranged in the power output box 20, the power output box 20 is positioned at the lower part of the power assembly box body 10, is opposite to the transfer case 50 of the power assembly, and is communicated with the reduction box 40 of the power assembly box body; the transfer case is used for mounting a working motor 51 and a working power device 52 for driving the electric wheel loader accessories to work, and the working power device drives and mounts a working device hydraulic pump, a steering hydraulic pump, a speed changing pump and a brake pump; the gearbox is used for mounting a walking motor 41 and a speed-changing gear-shifting mechanism 42 and is used for driving the electric wheel loader to walk and shift gears; the power output mechanism 30 is connected with a speed change gear shifting mechanism 42 arranged in a reduction gearbox of the power assembly box body; the power output mechanism 30 comprises a walking power output shaft 31, the walking power output shaft is arranged in a power output box through bearing seats and bearings at two ends, and an output driven gear 32 meshed with an output driving gear 43 of the speed change and shift mechanism 42 is arranged on the walking power output shaft; a front axle drive connecting flange 33 and a rear axle drive connecting flange 34 are mounted at both ends of the power output shaft.
In the above technical solution, preferably, the transfer case 50 and the power take-off case 20 are arranged diagonally with respect to the transmission (see fig. 3), symmetrically (see fig. 4) or on the same side (see fig. 5). So as to meet the requirements of different vehicle types.
In the above technical solution, preferably, the walking power output shaft can be a through shaft; it is also possible to use split shafts, between which a clutch is connected. The preferred through-shaft design in this embodiment; for the wheel type engineering machinery needing to disconnect the front axle power, a split shaft structure can be adopted.
By adopting the technical scheme, the power output mechanism and the speed change gear shifting mechanism for driving the power output mechanism are integrated into an integral power assembly box body, so that the traditional torque converter and the hydraulic transmission gearbox can be directly replaced under the condition of not changing the structure and the oil way of the traditional engineering vehicle; the hydraulic pump and the steering pump of the working device can be independently driven, the traveling motor can also independently drive the engineering machinery to travel, and for the vehicle which needs to frequently advance and retreat during the working of the engineering machinery, the motor is adopted to drive the vehicle to advance and retreat by utilizing the reverse rotation of the motor, so that a reversing mechanism with complex transmission is replaced; the utility model has the advantages of compact structure, convenient maintenance and low cost, and can ensure that the engineering machinery obtains the best working performance and improve the working efficiency.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. A power output mechanism based on a power assembly of an integrated electric wheel type loader; the power output mechanism is arranged in the power output box, and is characterized in that the power output box is positioned at the lower part of the power assembly box body, is opposite to the transfer case of the power assembly and is communicated with the reduction gearbox of the power assembly box body; the power output mechanism is connected with a speed change gear shifting mechanism arranged in a reduction box of the power assembly box body; the power output mechanism comprises a walking power output shaft, the walking power output shaft is arranged in the power output box through bearing seats and bearings at two ends, and an output driven gear meshed with an output driving gear of the speed change gear shifting mechanism is arranged on the walking power output shaft; and a front axle driving connecting flange and a rear axle driving connecting flange are arranged at two ends of the power output shaft.
2. The power take-off mechanism of the integrated electric wheel loader power assembly as claimed in claim 1, wherein: the transfer case and the power output case are arranged diagonally relative to the gearbox or symmetrically or at the same side.
3. The power take-off mechanism of the integrated electric wheel loader power assembly as claimed in claim 1, wherein: the power output shaft adopts a through shaft.
4. The power take-off mechanism of the integrated electric wheel loader power assembly as claimed in claim 1, wherein: the power output shaft adopts a split shaft, and a clutch is connected between the two split shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120790455.3U CN215360923U (en) | 2021-04-16 | 2021-04-16 | Power output mechanism based on integrated electric wheel type loader power assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120790455.3U CN215360923U (en) | 2021-04-16 | 2021-04-16 | Power output mechanism based on integrated electric wheel type loader power assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215360923U true CN215360923U (en) | 2021-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120790455.3U Active CN215360923U (en) | 2021-04-16 | 2021-04-16 | Power output mechanism based on integrated electric wheel type loader power assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215360923U (en) |
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2021
- 2021-04-16 CN CN202120790455.3U patent/CN215360923U/en active Active
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