CN-224213423-U - Control system of electric loader

Abstract

The utility model provides a control system of an electric loader, and relates to the field of electric loaders. The control system comprises an accelerator pedal, a kinetic energy recovery mode switch, an oil pump high-speed switch and an oil pump working mode switch, wherein the accelerator pedal is used for being operated by a user to trigger the electric loader to walk, the kinetic energy recovery mode switch is used for triggering and controlling the electric loader to decelerate, the oil pump high-speed switch is used for triggering the oil pump to operate according to the preset highest speed when the user is operated to be closed, and the oil pump working mode switch is used for automatically controlling the oil pump to operate according to the user-defined speed. The walking speed adjustment when satisfying electric loader operation is nimble to be used through manual and automatic switching, makes electric loader's application field wider, has improved the operability and the travelling comfort of loader.

Inventors

• HAN ZHENGLIN
• YIN ZIHUI
• FENG HAIBIN
• ZHANG HANPENG
• LIU XINJIAN
• XU SHENGLIANG

Assignees

• 山东欧劲工程机械有限公司

Dates

Publication Date

20260508

Application Date

20250516

Claims (8)

1. 1. An electric loader control system, comprising: The accelerator pedal is used for being operated by a user to trigger the electric loader to walk; the kinetic energy recovery mode switch is used for triggering and controlling the electric loader to decelerate; The oil pump high-speed switch is used for triggering the oil pump to run at a preset highest speed when the user operation is closed; And the oil pump working mode switch is used for automatically controlling the oil pump to run according to the user-defined speed.
2. 2. The electric loader control system of claim 1, further comprising: The oil pump motor is used for driving the oil pump to operate; and the oil pump motor controller is used for controlling the oil pump motor to start or stop.
3. 3. The control system of the electric loader of claim 2, further comprising a handle, wherein an input of the oil pump high-speed switch is connected with an output of the handle for a user to manually operate to control the opening or closing of the oil pump high-speed switch; and the output of the oil pump high-speed switch is connected with the input of the oil pump motor controller, so that the oil pump motor is controlled by the oil pump motor controller to drive the oil pump to run at the preset highest speed.
4. 4. The electric loader control system of claim 3, further comprising: the potentiometer is used for controlling the running speed of the oil pump; And the output of the oil pump working mode switch is connected with the input of the oil pump motor controller so as to drive the potentiometer to control the running speed of the oil pump through the oil pump motor controller.
5. 5. The electric loader control system of claim 4, wherein said oil pump high speed switch and said oil pump operating mode switch are connected in parallel.
6. 6. The electric loader control system of claim 1, further comprising: The walking motor is used for driving the electric power electric loader to walk; The walking motor controller is used for controlling the starting or stopping of the walking motor; The output of the accelerator pedal is connected with the input of the walking motor controller so as to control the electric loader to walk; The output of the kinetic energy recovery mode switch is connected with the input of the walking motor controller so as to reduce the power input into the walking motor controller by stepping on the accelerator.
7. 7. The electric loader control system of claim 6, wherein said travel motor controller is coupled to said kinetic energy recovery mode switch to control said accelerator pedal input power to decrease a first parameter value when said kinetic energy recovery mode switch is off and to control said accelerator pedal input power to decrease a second parameter value when said kinetic energy recovery mode switch is on.
8. 8. The electric loader control system of claim 7, wherein said first parameter value is 70% and said second parameter value is 30%.

Description

Control system of electric loader Technical Field The utility model relates to the field of electric loaders, in particular to a novel control system of an electric loader. Background With the development of engineering machinery, the electric loader is increasingly widely applied to the related fields of agricultural machinery, engineering machinery and the like, and accordingly, the requirement on the expansion function of the electric loader is also increasingly high. The rotating speed of an oil pump of the existing electric loader control system is controlled by a control handle, the speed cannot be regulated, and a user can hardly realize accurate operation. And, since the power source of the electric loader is an electric motor, it is more expansive than the conventional internal combustion engine. For example, the "kinetic energy recovery" function, which can effectively reduce the loss of the service brake system, is widely used in the automotive field. However, the loader has a work function in addition to traveling, unlike the application field of passenger cars. In summary, it is currently necessary to design a novel control system for an electric loader, which can make the application field of the electric loader wider and improve the operability and comfort of the loader. Disclosure of utility model The utility model aims to provide an electric loader control system which can meet the requirement of running speed adjustment during operation of an electric loader, is flexibly used through manual and automatic switching, has wider application field of the electric loader, and improves the operability and comfort of the loader. The embodiment of the utility model is realized in that the embodiment of the utility model provides an electric loader control system which comprises an accelerator pedal, a kinetic energy recovery mode switch, an oil pump high-speed switch, an oil pump working mode switch and an oil pump working mode switch, wherein the accelerator pedal is used for being operated by a user to trigger an electric loader to walk, the kinetic energy recovery mode switch is used for triggering and controlling the electric loader to decelerate, the oil pump high-speed switch is used for triggering the oil pump to operate according to a preset highest speed when the user is operated to be closed, and the oil pump working mode switch is used for automatically controlling the oil pump to operate according to the user-defined speed. In some embodiments of the present utility model, the above-described electric loader control system further includes an oil pump motor for driving the oil pump to operate, and an oil pump motor controller for controlling the oil pump motor to start or stop. In some embodiments of the utility model, the control system of the electric loader further comprises a handle, wherein the input of the oil pump high-speed switch is connected with the output of the handle and is used for controlling the opening or closing of the oil pump high-speed switch through manual operation of a user, and the output of the oil pump high-speed switch is connected with the input of the oil pump motor controller so as to control the oil pump motor to drive the oil pump to operate according to the preset highest speed through the oil pump motor controller. In some embodiments of the present utility model, the control system for an electric loader further includes a potentiometer for controlling an operation speed of the oil pump, and an output of the oil pump operation mode switch is connected to an input of the oil pump motor controller, so as to control the operation speed of the oil pump by driving the potentiometer through the oil pump motor controller. In some embodiments of the utility model, the oil pump high speed switch and the oil pump operating mode switch are connected in parallel. In some embodiments of the utility model, the electric loader control system further comprises a traveling motor for driving the electric loader to travel, a traveling motor controller for controlling the traveling motor to start or stop, an output of the accelerator pedal is connected with an input of the traveling motor controller to control the electric loader to travel, and an output of the kinetic energy recovery mode switch is connected with the input of the traveling motor controller to reduce power input to the traveling motor controller by the accelerator pedal. In some embodiments of the present utility model, the walking motor controller is connected to the kinetic energy recovery mode switch to control the input power of the accelerator pedal to decrease a first parameter value when the kinetic energy recovery mode switch is turned off, and to control the input power of the accelerator pedal to decrease a second parameter value when the kinetic energy recovery mode switch is turned on. In some embodiments of the utility model, the first parameter value is 70% and the second parameter value i