CN211995174U - Electric automobile facial make-up power take-off system - Google Patents
Electric automobile facial make-up power take-off system Download PDFInfo
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- CN211995174U CN211995174U CN202020223953.5U CN202020223953U CN211995174U CN 211995174 U CN211995174 U CN 211995174U CN 202020223953 U CN202020223953 U CN 202020223953U CN 211995174 U CN211995174 U CN 211995174U
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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 discloses an electric automobile upper assembling power take-off system, including upper assembling controller, accelerator pedal, vehicle control unit, upper assembling motor controller, upper assembling motor, gear pump, power supply system, driving system and upper assembling system, the upper assembling controller is connected with vehicle control unit and upper assembling system respectively, vehicle control unit is connected with accelerator pedal, upper assembling motor controller and driving system respectively, upper assembling motor controller is connected with upper assembling motor, upper assembling motor is connected with gear pump drive, the gear pump is connected with upper assembling system; and the power supply system is respectively and electrically connected with the driving system and the upper motor controller. The utility model discloses can make electronic special-purpose vehicle facial make-up system independent work, not receive actuating system operating condition's influence.
Description
Technical Field
The utility model relates to an electric automobile facial make-up power takeoff system belongs to car power takeoff technical field.
Background
At present, along with the popularization of electric automobiles, electric special vehicles are gradually popularized in the industries of environmental sanitation, engineering and the like, but at present, a fuel vehicle is mostly used for power takeoff, as shown in fig. 1, a power takeoff is additionally arranged on a gearbox, and a gear pump is driven by a driving system through the power takeoff on the gearbox to provide power. This power take-off method has the following defects:
1. because the power takeoff is powered by the driving motor through the gearbox, the vehicle must be provided with the gearbox, and other driving types cannot be adopted.
2. The engine adjusts the rotating speed according to the signals of the accelerator pedal in the running process of the vehicle so as to adjust the vehicle speed, the upper-mounted system is required to work, the engine needs to simultaneously receive the requirements of the accelerator pedal and the upper-mounted controller for comprehensive judgment, and the engine needs to preferentially follow the requirements of the accelerator pedal in order to ensure the normal running of the vehicle. At the moment, the rotating speed of the gear pump changes along with the vehicle speed, so that the power of an upper mounting system is unstable, and if the stable power of the upper mounting system needs to be maintained, the stable rotating speed of an engine needs to be maintained, so that the running state of the vehicle is limited.
3. When the vehicle works in situ, if the upper-mounted equipment needs to be started, the engine needs to be started to provide power for the power takeoff, the rotating speed of the engine is adjusted according to the requirement of the upper-mounted controller, the working efficiency is low, the energy utilization rate is low, and the energy consumption of the whole vehicle is increased.
4. The power takeoff of the heavy-duty special vehicle mostly adopts the type of a pneumatic power takeoff and mainly comprises a transmission mechanism, a connecting mechanism and an operating mechanism, wherein the operating mechanism adopts a mode of opening and closing a gas circuit by a solenoid valve, and frequent actions are required in the working process, so that parts are easy to damage and lose efficacy; the transmission mechanism and the connecting mechanism also need frequent maintenance, the power takeoff breaks down to cause the upper system to lose power and cannot work, and the power takeoff cannot be rapidly debugged and maintained.
5. When the upper loading system works, a part of special vehicles such as a compression garbage truck need to be ensured to be in a static state, the traditional mode can only be operated by a driver subjectively, and the operation is finished by engaging a neutral gear, pulling a hand brake and the like, so that certain potential safety hazards exist.
Therefore, a new power take-off system installed on an electric special vehicle is designed according to the characteristics of the electric vehicle, so as to solve the defects of the power take-off system in the prior art, and solve the problem to be solved urgently by the technical staff in the field.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an electric automobile facial make-up power take-off system can make electric special-purpose vehicle facial make-up system autonomous working, not receive actuating system operating condition's influence.
The utility model provides a technical scheme that its technical problem adopted is:
the embodiment of the utility model provides a power take-off system on electric automobile, including loading controller, accelerator pedal, vehicle control unit, loading motor controller, loading motor, gear pump, power supply system, actuating system and loading system, loading controller is connected with vehicle control unit and loading system respectively, vehicle control unit is connected with accelerator pedal, loading motor controller and actuating system respectively, loading motor controller is connected with loading motor, loading motor is connected with the gear pump drive, the gear pump is connected with loading system; and the power supply system is respectively and electrically connected with the driving system and the upper motor controller.
As a possible implementation manner of this embodiment, the loading controller is connected to the vehicle controller and the loading system through a signal circuit, and the loading controller is configured to control the loading system to operate and send a corresponding demand instruction to the vehicle controller according to an operating state of the loading system.
As a possible implementation manner of this embodiment, the vehicle control unit is connected to the accelerator pedal, the upper mounted motor controller and the driving system through a signal circuit, and the vehicle control unit collects a demand signal of the upper mounted controller to control the upper mounted motor controller, so as to control the upper mounted motor to drive the gear pump to work and provide power for the upper mounted system; the vehicle control unit controls the working state of the driving system through signals of an accelerator pedal, so as to control the vehicle speed.
As a possible implementation manner of this embodiment, the upper motor controller is connected to the upper motor through a signal circuit, and is configured to control the upper motor.
As a possible implementation manner of this embodiment, the upper motor is in driving connection with the gear pump through the coupling, and is used for driving the gear pump.
As a possible implementation manner of this embodiment, the gear pump is connected with the upper mounting system through a hydraulic circuit, and is used for providing power for the upper mounting system.
As a possible implementation manner of this embodiment, the power supply system is electrically connected to the driving system and the upper motor controller through a high-voltage power supply circuit, respectively, for providing high-voltage power.
As a possible implementation manner of this embodiment, the vehicle controller is a complete vehicle controller of ZZEV-30A type manufactured by china heavy-duty car group ltd.
As a possible implementation manner of the present embodiment, the upper-mounted motor controller is a GLCP0545L68 model motor controller manufactured by shenzhen geodetic and electric limited.
As a possible implementation manner of the embodiment, the upper-mounted motor adopts a GLMP20L6 motor produced by Shenzhen Dadi and Electrical Limited company.
The utility model discloses technical scheme beneficial effect that can have as follows:
the utility model ensures that the loading system of the electric special vehicle works independently without being influenced by the working state of the driving system, and ensures the continuous and stable work of the loading mechanism; the energy consumption can be effectively reduced, and the problem that the upper equipment still needs to be powered by a driving system when the vehicle is parked in the prior art is solved; the upper motor and the gear pump can be connected with the gear pump through a coupler and the like, and compared with the traditional power takeoff, the upper motor power takeoff device has the advantages of simple structure, low failure rate and the like, and has positive technical significance.
Compared with the existing upper-mounted power take-off system, the utility model has the characteristics of
1. The upper-mounted power take-off driving mode is adjusted, so that the upper-mounted system is independently powered by the upper-mounted motor, the power provided by the driving system is not used, the whole vehicle is not required to consider the installation of a gearbox and a power takeoff when being designed, and a more favorable driving mode such as direct driving can be selected.
2. When the vehicle runs, the accelerator pedal signal is only used for controlling the driving system; the upper-mounted controller signal is only used for controlling the upper-mounted motor controller, so that the driving system and the upper-mounted system are not influenced mutually, the use conditions of vehicle running and upper mounting can be adjusted more flexibly, and the upper-mounted motor controller is suitable for more complex working conditions.
3. When the vehicle needs to work in situ, if the upper mounting system needs to be used, the upper mounting motor is only started and operates in a high-efficiency area, the driving system is not needed to work, and energy consumption can be effectively reduced.
4. The upper motor and the gear pump can be connected in a coupling mode and the like, a traditional power takeoff is omitted, the structure is simple and reliable, the maintenance is easy, and the maintenance frequency is low. And the upper motor and the controller have the functions of fault mode alarming and self-protection, and have higher reliability.
5. Under the working condition of a part of special-demand vehicle types, the interlocking function of the loading system and the driving system can be realized, so that the loading system and the driving system cannot work simultaneously, the safety of operators is ensured, and the safety is higher.
Description of the drawings:
FIG. 1 is a schematic diagram of a prior art power takeoff system;
FIG. 2 is a block diagram illustrating an electric vehicle power take-off system in accordance with an exemplary embodiment.
Detailed Description
The invention will be further explained with reference to the following embodiments and drawings:
in order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and processes are omitted so as to not unnecessarily limit the invention.
As shown in fig. 2, an embodiment of the present invention provides an electric vehicle upper loading power take-off system, which includes an upper loading controller, an accelerator pedal, a vehicle control unit, an upper loading motor controller, an upper loading motor, a gear pump, a power supply system, a driving system and an upper loading system, wherein the upper loading controller is connected to the vehicle control unit and the upper loading system respectively, the vehicle control unit is connected to the accelerator pedal, the upper loading motor controller and the driving system respectively, the upper loading motor controller is connected to the upper loading motor, the upper loading motor is connected to the gear pump in a driving manner, and the gear pump is connected to the upper loading system; and the power supply system is respectively and electrically connected with the driving system and the upper motor controller.
As a possible implementation manner of this embodiment, the loading controller is connected to the vehicle controller and the loading system through a signal circuit, and the loading controller is configured to control the loading system to operate and send a corresponding demand instruction to the vehicle controller according to an operating state of the loading system.
As a possible implementation manner of this embodiment, the vehicle control unit is connected to the accelerator pedal, the upper mounted motor controller and the driving system through a signal circuit, and the vehicle control unit collects a demand signal of the upper mounted controller to control the upper mounted motor controller, so as to control the upper mounted motor to drive the gear pump to work and provide power for the upper mounted system; the vehicle control unit controls the working state of the driving system through signals of an accelerator pedal, so as to control the vehicle speed.
As a possible implementation manner of this embodiment, the upper motor controller is connected to the upper motor through a signal circuit, and is configured to control the upper motor.
As a possible implementation manner of this embodiment, the upper motor is in driving connection with the gear pump through the coupling, and is used for driving the gear pump.
As a possible implementation manner of this embodiment, the gear pump is connected with the upper mounting system through a hydraulic circuit, and is used for providing power for the upper mounting system.
As a possible implementation manner of this embodiment, the power supply system is electrically connected to the driving system and the upper motor controller through a high-voltage power supply circuit, respectively, for providing high-voltage power.
The upper-mounted power takeoff system of the embodiment is formed by adding a set of upper-mounted motor and a set of controller thereof on the basis of the existing parts of the electric automobile. Therefore, the accelerator pedal, the vehicle control unit, the driving system and the power supply system all adopt original accessories of the electric vehicle; the loading controller, the loading system and the gear pump adopt original accessories of the original special vehicle loading system. The vehicle controller adopts a ZZEV-30A type vehicle controller produced by China heavy-duty truck group Limited company, the upper motor controller adopts a Shenzhen Dadi and a GLCP0545L68 type motor controller produced by electric Limited company, and the upper motor adopts a Shenzhen Dadi and a GLMP20L6 type motor produced by electric Limited company.
The power supply system provides high voltage electricity for the driving system and the upper motor controller (4) through a high voltage power supply circuit. The vehicle control unit controls the working state of the driving system through signals of an accelerator pedal, so as to control the vehicle speed. The vehicle control unit collects a demand signal of the loading controller to control the loading motor controller, so that the loading motor is controlled to drive the gear pump to work, and power is provided for the loading system. And the loading system completes corresponding actions according to the instruction of the loading controller.
In a fault mode, the upper motor controller feeds back a fault state to the vehicle control unit, and the vehicle control unit prompts a driver to perform corresponding fault treatment through systems such as an instrument and the like.
The utility model discloses an electronic special automobile facial make-up power take-off system's control process as follows:
when the vehicle control unit receives a high-voltage power-on command, the high-voltage power supply circuit is controlled to provide power for the upper motor controller and the driving system.
The vehicle control unit can respectively control the driving system and the upper motor controller according to requirements, the collected accelerator pedal signal is used for controlling the driving system of the controller, the signal of the upper motor controller controls the upper motor controller to control the gear pump, and the working state of the gear pump for providing power for the upper motor controller and the working state of the driving system are not mutually influenced.
When the upper mounting system has a fault, the upper mounting motor controller can realize protection of fault modes such as overcurrent, overvoltage, high temperature and the like, and feed back the whole vehicle controller to carry out fault alarm, so that sufficient reaction time is provided for operators, sudden power interruption of the upper mounting system in the working process is avoided, and automatic recovery is realized after the fault is eliminated.
When the loading system works, a part of special vehicles such as a compression garbage truck need to be ensured to be in a static state. Under the working condition, the whole vehicle controller can automatically judge the working states of the driving system and the upper motor through a program, and the driving motor can not work when the upper motor works in a mode of cutting off the power supply of the driving system, so that the whole vehicle controller is safer and more reliable.
The vehicle control unit can comprehensively judge according to the requirement of the upper-mounted controller and the working characteristics of the upper-mounted motor, so that the upper-mounted motor runs in a high-efficiency area, and the energy consumption of the upper-mounted system during working is effectively reduced.
The foregoing is only a preferred embodiment of the present invention, and those skilled in the art can make several improvements and decorations without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Claims (10)
1. An upper-mounted power take-off system of an electric automobile is characterized by comprising an upper-mounted controller, an accelerator pedal, a vehicle control unit, an upper-mounted motor controller, an upper-mounted motor, a gear pump, a power supply system, a driving system and an upper-mounted system, wherein the upper-mounted controller is respectively connected with the vehicle control unit and the upper-mounted system; and the power supply system is respectively and electrically connected with the driving system and the upper motor controller.
2. The electric vehicle loading power take-off system as claimed in claim 1, wherein the loading controller is connected to the vehicle control unit and the loading system through a signal circuit, and the loading controller is configured to control the loading system to operate and send a corresponding demand instruction to the vehicle control unit according to an operating state of the loading system.
3. The power take-off system on the electric automobile as claimed in claim 1, wherein the vehicle control unit is connected with the accelerator pedal, the upper motor controller and the driving system through signal circuits, respectively, and the vehicle control unit collects a demand signal of the upper motor controller to control the upper motor controller, so as to control the upper motor to drive the gear pump to work and provide power for the upper system; the vehicle control unit controls the working state of the driving system through signals of an accelerator pedal, so as to control the vehicle speed.
4. The electric vehicle upper power takeoff system as claimed in claim 1, wherein the upper motor controller is connected to the upper motor through a signal circuit for controlling the upper motor.
5. The electric vehicle upper power takeoff system as claimed in claim 1, wherein the upper motor is in driving connection with the gear pump through a coupling for driving the gear pump.
6. The electric vehicle power take-off system as claimed in claim 1, wherein the gear pump is connected with the power take-off system through a hydraulic circuit and is used for providing power for the power take-off system.
7. The electric vehicle power take-off system as claimed in any one of claims 1 to 6, wherein the power supply system is electrically connected with the driving system and the upper motor controller through a high-voltage power supply circuit respectively, and is used for supplying high-voltage power.
8. The system according to any one of claims 1 to 6, wherein the vehicle controller is a complete vehicle controller of ZZEV-30A type manufactured by China heavy-duty truck group, Inc.
9. The electric vehicle power take-off system as claimed in any one of claims 1 to 6, wherein the power take-off controller is a GLCP0545L68 model motor controller manufactured by Shenzhen Earth and electric Limited.
10. The power take-off system mounted on the electric vehicle as claimed in any one of claims 1 to 6, wherein the power take-off motor is a motor of model GLMP20L6 manufactured by shenzhen geodetic and electric limited.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020223953.5U CN211995174U (en) | 2020-02-27 | 2020-02-27 | Electric automobile facial make-up power take-off system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020223953.5U CN211995174U (en) | 2020-02-27 | 2020-02-27 | Electric automobile facial make-up power take-off system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211995174U true CN211995174U (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020223953.5U Active CN211995174U (en) | 2020-02-27 | 2020-02-27 | Electric automobile facial make-up power take-off system |
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| CN (1) | CN211995174U (en) |
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2020
- 2020-02-27 CN CN202020223953.5U patent/CN211995174U/en active Active
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