CN213322641U - Electric rear axle capable of providing additional power output - Google Patents
Electric rear axle capable of providing additional power output Download PDFInfo
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- CN213322641U CN213322641U CN202022098298.8U CN202022098298U CN213322641U CN 213322641 U CN213322641 U CN 213322641U CN 202022098298 U CN202022098298 U CN 202022098298U CN 213322641 U CN213322641 U CN 213322641U
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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
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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Abstract
The utility model provides an electric rear axle capable of providing extra power output, relating to the technical field of electric automobile parts, comprising an axle, a controller, a driving motor, a reducer and an extra output part, the speed reducer is arranged on the axle, the driving motor and the additional output part are respectively arranged on a shell of the speed reducer, the reduction gear with driving motor's output is connected, extra output with be provided with power switching device between driving motor's the output, form controller control power switching device will driving motor's output with the structure that extra output is connected or is broken off makes driving motor not only can regard as the power supply of electronic rear axle, can also regard as the power supply of extra output when extra output needs power, realizes driving motor's make full use of, reduces the wasting of resources.
Description
Technical Field
The utility model belongs to the technical field of electric automobile part, specifically provide an electronic rear axle that can provide extra power take off.
Background
With the shortage and exhaustion of petroleum resources and the continuous improvement of awareness of people on energy conservation, emission reduction and environmental protection, electric automobiles are more and more concerned and accepted by people. A driving motor is generally installed on a rear axle of an existing electric automobile, and the electric rear axle is driven through the driving motor and a speed reducer. When the electric automobile stops running, the driving motor stops working, and the driving motor is only used as the power output of the electric automobile. In some cases, when some devices on the electric vehicle need to be driven by the motor, the motor can only be additionally installed, and the driving motor cannot be fully utilized, so that the waste of resources is caused, and the production cost of the vehicle is increased.
For example, most of the existing urban sanitation vehicles are electric vehicles, some sanitation vehicles need to be driven by a motor when performing sanitation work, the existing sanitation vehicles are generally provided with other motors to drive the cleaning devices to work, and the driving motor is only used as the running power of the sanitation vehicles and cannot be fully utilized.
Accordingly, there is a need in the art for an electric rear axle that provides additional power output to address the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a can provide extra power take off's electronic rear axle, the driving motor of solving electric vehicle among the prior art only as the power of traveling of vehicle, can't be leaded to the wasting of resources problem by make full use of.
The technical scheme of the utility model is realized like this: the utility model provides an electric rear axle that can provide extra power take off includes axle, controller, driving motor, reduction gear and extra output, the reduction gear set up in on the axle, driving motor with extra output do not install in the casing of reduction gear, the reduction gear with driving motor's output is connected, extra output with be provided with power switching device between driving motor's the output, form the controller control power switching device will driving motor's output with the structure that extra output is connected or is broken off.
The technical effect of the scheme is as follows: the speed reducer is connected with the output end of the driving motor, and the driving motor drives the electric rear axle through the speed reducer to provide driving power for the vehicle; by arranging the power switching device, when the extra output part is required to output power, the controller controls the power switching device to connect the output end of the driving motor with the extra output part so as to provide a power source for the extra output part, so that the extra output part can drive other equipment to work; the driving motor not only serves as a power source of the electric rear axle, but also can serve as a power source of the additional output part when the additional output part needs power, so that the driving motor is fully utilized, and the resource waste is reduced.
In the above-mentioned preferred technical scheme that can provide extra power take off's electronic rear axle, the controller includes power switching shelves pole, power switching device include with integral key shaft that driving motor's output is connected and wear to establish the epaxial driving gear of integral key, the driving gear inboard be provided with the internal spline of integral key shaft adaptation, power switching shelves pole is used for stirring the driving gear is followed the axial activity of integral key shaft, be provided with in the reduction gear with the first driven gear of driving gear adaptation, extra output be provided with the second driven gear of driving gear adaptation, first driven gear, second driven gear distribute in the driving gear both sides.
The technical effect of the scheme is as follows: the driving gear is shifted along the spline shaft through the power switching gear lever, so that the driving gear is meshed with a first driven gear in the speed reducer, the spline shaft drives the driving gear to rotate under the driving of the driving motor, and the driving gear drives the first driven gear to rotate, so that the electric rear axle is driven; when the extra output part needs a power source, the driving motor stops driving the electric rear axle, the driving gear is shifted along the spline shaft through the power shift switching rod piece, the driving gear is meshed with the second driven gear of the extra output part, and therefore power input to the extra output part is achieved, and the extra output part can drive other equipment.
In the above preferred technical solution of the electric rear axle capable of providing additional power output, the driving gear includes a first driving gear and a second driving gear, the first driving gear is connected to the second driving gear through a connecting sleeve, one end of the power switching lever is disposed between the first driving gear and the second driving gear, the first driven gear is adapted to the first driving gear, and the second driven gear is adapted to the second driving gear.
The technical effect of the scheme is as follows: by arranging the first driving gear and the second driving gear which are respectively matched with the first driven gear and the second driven gear, the transmission ratio between the second driving gear and the second driven gear can be set as required without being limited by the transmission ratio between the first driving gear and the first driven gear; the power switching gear lever is arranged between the first driving gear and the second driving gear, and shifting of the power switching gear lever to the first driving gear and the second driving gear is facilitated.
In the above preferred embodiment of the electric rear axle capable of providing additional power output, the first driving gear, the second driving gear, the first driven gear and the second driven gear are bevel gears.
The technical effect of the scheme is as follows: through setting up to conical gear, be favorable to first, the second driving gear to slide along the integral key shaft and mesh smoothly with first, second driven gear respectively.
In the above preferred technical solution of the electric rear axle capable of providing additional power output, the power switching device includes a power switching clutch, the speed reducer and the power input end of the power switching clutch are respectively connected to the output end of the driving motor, the power input end of the additional output part is connected to the power output end of the power switching clutch, and the controller controls the driven disc of the power switching clutch to be closed or separated from the flywheel, so as to realize the transmission or disconnection of power between the power output end of the power switching clutch and the power input end of the additional output part.
The technical effect of the scheme is as follows: by arranging the power switching clutch, in the process that the driving motor drives the electric rear axle to normally operate through the speed reducer, the driving motor simultaneously provides power for the power input end of the power switching clutch, when the additional output part needs power, the driven disc of the power switching clutch is controlled to be pressed on the flywheel through the controller, and the power provided by the driving motor is transmitted to the power output end from the power input end of the power switching clutch, namely transmitted to the additional output part, so that the additional output part can provide power for other equipment, and on the basis of ensuring the normal driving of the driving motor on the electric rear axle, the power can be provided for the additional output part, and the driving motor is fully utilized; when the power input to the additional output part needs to be disconnected, the driven disc of the power switching clutch is controlled to be far away from the flywheel through the controller, so that the power at the input end of the power switching clutch cannot be transmitted to the power output end of the power switching clutch, and the driving of the driving motor to the additional output part is stopped.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic view of a first embodiment of an electric rear axle capable of providing additional power output according to the present invention;
fig. 2 is a schematic diagram of a second embodiment of the electric rear axle capable of providing additional power output according to the present invention.
List of reference numerals: 1. an axle; 2. a drive motor; 3. a speed reducer; 31. a first driven gear; 4. an additional output section; 41. a second driven gear; 5. a power switching device; 51. a spline shaft; 52. a first drive gear; 53. a second driving gear; 54. a power switching clutch; 6. a power switching shift lever.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The utility model discloses a can provide the concrete embodiment of extra power take off's electronic rear axle:
the first embodiment is as follows:
as shown in fig. 1, an electric rear axle capable of providing additional power output includes an axle 1, a controller, a driving motor 2, a speed reducer 3 and an additional output portion 4, the speed reducer 3 is disposed on the axle 1, the driving motor 2 and the additional output portion 4 are respectively mounted on a housing of the speed reducer 3, and a power switching device 5 is disposed between the additional output portion 4 and an output end of the driving motor 2.
The controller comprises a power switching gear lever 6, the power switching device 5 comprises a spline shaft 51 connected with the output end of the driving motor 2 and a driving gear penetrating through the spline shaft 51, and an internal spline matched with the spline shaft 51 is arranged on the inner side of the driving gear. The power switching shift lever 6 shifts the drive gear to move along the axial direction of the spline shaft 51. Be provided with the first driven gear 31 with the driving gear adaptation in the reduction gear 3, extra output 4 is provided with the second driven gear 41 with the driving gear adaptation, and first driven gear 31, second driven gear 41 distribute in the driving gear both sides.
In the present embodiment, the driving gear includes a first driving gear 52 and a second driving gear 53, and the first driving gear 52 is connected to the second driving gear 53 through a connecting sleeve. A bearing (not shown) is sleeved outside the connecting sleeve, and one end of the power switching shift lever 6 is disposed between the first driving gear 52 and the second driving gear 53 and connected to the outside of the bearing. The first driving gear 52, the second driving gear 53, the first driven gear 31 and the second driven gear 41 are bevel gears, the first driven gear 31 is matched with the first driving gear 52, and the second driven gear 41 is matched with the second driving gear 53.
The specific operation process of the electric rear axle capable of providing additional power output of the embodiment is as follows:
by shifting the power switching shift lever 6, the bearing is shifted, the bearing drives the connecting sleeve and the driving gear to move along the axial direction of the spline shaft 51, the first driving gear 52 is meshed with the first driven gear 31 in the speed reducer 3, the spline shaft 51 drives the first driving gear, the second driving gear and the connecting sleeve to synchronously rotate under the driving of the driving motor 2, the first driving gear 52 drives the first driven gear 31 to rotate, the driving of the electric rear axle is realized, and the normal running of the electric vehicle is ensured; when extra output portion 4 needs power, make driving motor 2 stop the drive to electronic rear axle, through stirring power switching shelves pole 6, make it dial the bearing, the bearing drives connecting sleeve and driving gear along integral key shaft 51 to the activity of one side that is close to second driven gear 41, make second driving gear 53 and the meshing of the second driven gear 41 of extra output portion 4, the realization is to the power input of extra output portion 4, make extra output portion 4 can drive other equipment, for example in electric sanitation car, when electric sanitation car parking, extra output portion 4 can drive the rotatory cleaning of broom.
In the above embodiment, the driving gears include the first driving gear and the second driving gear, but this is not a limitation on the number of the driving gears, for example, in other embodiments, only one driving gear may be provided, and the power switching lever toggles the one driving gear along the spline shaft to engage with the first driven gear or engage with the second driven gear.
The second embodiment is as follows:
as shown in fig. 2, an electric rear axle capable of providing additional power output includes an axle 1, a controller, a driving motor 2, a speed reducer 3 and an additional output portion 4, the speed reducer 3 is disposed on the axle 1, the driving motor 2 and the additional output portion 4 are respectively mounted on a housing of the speed reducer 3, and a power switching device 5 is disposed between the additional output portion 4 and an output end of the driving motor 2.
The controller comprises an electromagnetic valve, the power switching device 5 comprises a power switching clutch 54, power input ends of the speed reducer 3 and the power switching clutch 54 are respectively connected with an output end of the driving motor 2, a power input end of the additional output part 4 is connected with a power output end of the power switching clutch 54, and the electromagnetic valve controls a driven disc of the power switching clutch 54 to be pressed on or separated from a flywheel so as to realize power transmission or disconnection between the power output end of the power switching clutch 54 and the power input end of the additional output part 4.
In the initial state, the driven plate of the power switching clutch 54 is in a disengaged state from the flywheel. The specific operation process of the electric rear axle capable of providing additional power output of the embodiment is as follows:
in the initial state, in the process that the driving motor 2 drives the electric rear axle to normally operate through the speed reducer 3, the driving motor 2 simultaneously provides power for the power input end of the power switching clutch 54, but because the flywheel and the driven disc of the power switching clutch 54 are in a separated state at the moment, the flywheel idles and does not provide power for the additional output part 4; when the extra output part 4 requires power, the driven disc of the power switching clutch 54 is pressed on the flywheel through the electromagnetic valve, and the power provided by the driving motor 2 is transmitted to the power output end from the power input end of the power switching clutch 54, that is, the flywheel drives the driven disc to rotate and transmits the power to the extra output part 4, so that the extra output part 4 can provide power for other equipment, for example, in an electric sanitation vehicle, the electric sanitation vehicle runs while the extra output part 4 drives a broom to rotate and clean.
In the above embodiments, the controller includes the solenoid valve, but this is not a limitation of the controller, and for example, in other embodiments, the controller may further include a tie rod, by which the press-fit or separation state of the driven plate and the flywheel of the power switching clutch is controlled.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides an electronic rear axle that can provide extra power take off, its characterized in that, includes axle, controller, driving motor, reduction gear and extra output, the reduction gear set up in on the axle, driving motor with extra output do not install in the casing of reduction gear, the reduction gear with driving motor's output is connected, extra output with be provided with power switching device between driving motor's the output, form the controller control power switching device will driving motor's output with the structure that extra output is connected or is broken off.
2. The electric rear axle capable of providing additional power output according to claim 1, wherein the controller includes a power switching lever, the power switching device includes a spline shaft connected to the output end of the driving motor and a driving gear disposed on the spline shaft, an internal spline adapted to the spline shaft is disposed inside the driving gear, the power switching lever is used for shifting the driving gear to move along the axial direction of the spline shaft, a first driven gear adapted to the driving gear is disposed inside the reducer, a second driven gear adapted to the driving gear is disposed in the additional output portion, and the first and second driven gears are disposed on two sides of the driving gear.
3. The electric rear axle of claim 2, wherein the driving gear comprises a first driving gear and a second driving gear, the first driving gear is connected to the second driving gear through a connecting sleeve, one end of the power shift lever is disposed between the first driving gear and the second driving gear, the first driven gear is adapted to the first driving gear, and the second driven gear is adapted to the second driving gear.
4. The electric rear axle capable of providing additional power output as set forth in claim 3, wherein said first drive gear, second drive gear, said first driven gear and said second driven gear are bevel gears.
5. The electric rear axle capable of providing additional power output according to claim 1, wherein the power switching device comprises a power switching clutch, power input ends of the speed reducer and the power switching clutch are respectively connected with an output end of the driving motor, a power input end of the additional output part is connected with a power output end of the power switching clutch, and the controller controls a driven disc of the power switching clutch to be closed or separated from a flywheel so as to realize power transmission or power disconnection between the power output end of the power switching clutch and the power input end of the additional output part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022098298.8U CN213322641U (en) | 2020-09-23 | 2020-09-23 | Electric rear axle capable of providing additional power output |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022098298.8U CN213322641U (en) | 2020-09-23 | 2020-09-23 | Electric rear axle capable of providing additional power output |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213322641U true CN213322641U (en) | 2021-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022098298.8U Active CN213322641U (en) | 2020-09-23 | 2020-09-23 | Electric rear axle capable of providing additional power output |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213322641U (en) |
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2020
- 2020-09-23 CN CN202022098298.8U patent/CN213322641U/en active Active
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