TWI460366B - Bidirectional different speed ratio electric motor driving device with bidirectional input - Google Patents

Description

Thunder motor bidirectional input different speed ratio bidirectional driving device

The invention has the power of the power source, and the electric motor control device drives the electric motor to rotate in the double rotation direction of the forward or reverse direction to drive the input ends of the different steering output transmissions of different speed ratios, and the different speed ratios. The output ends of different steering output transmissions are driven by different steering ratios to drive the rotary load, and the invention can be applied to electric bicycles, electric vehicles, electric vehicles and the like, or electric vehicles driven by electric motors. Industrial machinery, machine tools, or various electric tools or other electric motors drive the load.

The two-way different speed ratio variable output of the traditional electric motor drive system, in addition to the control of the electric motor shifting, usually has to be completed by CVT or gear shifting mode, which has complicated structure, high cost and poor transmission efficiency.

The invention has an electric motor which can be used for different steering drives, and the output end is supplied to the input ends of different steering output transmissions of different speed ratios, and the output ends of the different steering output transmissions are outputted in different rotation directions. In order to drive the rotary load, the user can perform different steering operations on the electric motor to change the drive input steering of the different steering output transmissions for different gear ratios, and different steering ratios for different drive input steerings. Turn direction output.

The invention has a double-rotation direction which can be forward-reversed or reversed by an electric motor, drives input terminals of different steering output transmissions with different speed ratios, and different output speeds of different steering output transmissions through different speed ratios Compared with the steering direction output to drive the rotary load, the present invention can be applied to an electric bicycle driven by an electric motor, an electric motor vehicle, or an electric vehicle, or an electric industrial machine, a machine tool, or various electric tools or the like. The electric motor drives the loader.

FIG. 1 is a block diagram showing the basic structure of a two-way input bidirectional driving device with different speed ratios for an electric motor according to the present invention.

2 is a block diagram showing an application example of the driving system of the transmission device (104) between the electric motor (101) and the different steering ratio transmission output devices (102).

3 is a block diagram showing an application example of the driving system for adding a transmission device (104) between different steering output transmission devices (102) and driving rotary load devices (103) in different speed ratios.

Figure 4 is a diagram showing the transmission of the electric motor (101) with different speed ratios of the steering output transmission (102), and between the different speed ratio steering output transmissions (102) and the driving rotary load (103). A block diagram of an application example of a drive system of the device (104).

As shown in FIG. 1, FIG. 2, FIG. 3 and FIG. 4, the electric motor bidirectionally inputs the bidirectional driving device of different speed ratios, and is an electric power supply device (100) by an operation signal or an instruction of the input device (111). The electric energy is driven by the electric motor control device (110) to the electric motor (101) for the first driving direction of rotation or the second direction of rotation of the different steering directions, and the output of the electric motor (101) outputs the returning rotational energy directly, or The transmission device (104) is sent to the input ends of different steering output transmissions (102) of different speed ratios, so that different steering ratio transmissions have different speed ratios with different gear ratios, and different gear ratios are input when different driving directions are input. The returning rotational energy of different steering directions is used to drive the rotary load (103), as shown in Figures 1 to 4, where:

--Electric motor (101): an electric motor driven by various alternating current or direct current, brushless or brushed, synchronous or asynchronous running electric power, for the operator of non-equal speed positive reversal;

- Electric motor control device (110): consists of an electromechanical component or device, or solid state electronic component or device, or a control circuit with a microprocessor and associated software for inputting AC or DC power from a mains or generator Or electric energy from a power supply device (100) such as a fuel cell, a primary battery, or a secondary battery that can be stored or discharged, to operate the electric motor (101) on or off, steering, rotational speed, torque, and overvoltage , or protector of overcurrent;--input device (111): for the electric motor control device (110), to issue the control or setting of the electric motor (101) on or off, the direction of rotation, the speed, the torque Signal or commander;

The input kinetic energy of the first driving rotation direction and the second driving rotation direction of the electric motor (101) is an input end for driving different steering output transmissions (102) of different speed ratios; the first rotation direction and the second rotation The speed of the direction is different;

- the first drive rotation direction and the second drive rotation direction are opposite directions;

Different steering output transmissions (102) of different speed ratios: different steering ratio transmissions (102) of different speed ratios are capable of inputting kinetic energy from different steering directions of the electric motor (101) directly or via the transmission device (104). Output different kinetic energy of steering direction; constitute a transmission component inside different steering output transmissions (102) of different speed ratios, including 1) gear set; or 2) friction wheel set; or 3) chain and sprocket set; or 4) a belt and a pulley set; or 5) a drive crank and a wheel set; or 6) a fluid transmission device; or 7) an electromagnetic force transmission device or the like, or one or more of the above-described transmission components; different speed ratios of different steering When the output transmission device (102) is driven by the first driving rotation direction and the second driving rotation direction when inputting different steering directions, the input end is different from the output direction of the different steering direction, and may be the same or different, or Variable speed ratio

-- Rotary load (103): A rotary load that is driven directly by the output of different steering output transmissions (102) at different speed ratios or by a single steering drive via the transmission (104).

The electric motor bidirectionally inputs different speed ratio bidirectional driving devices, and further can set the transmission device (104) in at least one of the following, including 1) different steering output transmission devices (102) and rotary load (103) in different speed ratios. Between; or 2) between the electric motor (101) and the steering output transmission (102) of different speed ratios; or 3) between the electric motor (101) and the steering output transmission (102) of different speed ratios And adding a transmission device (104) between different steering output transmissions (102) and rotary load (103) at different speed ratios;

- Transmission device (104): The transmission device (104) comprises one or more of the following transmission devices, comprising: 1) a fixed speed ratio of various gear type, belt type, friction type, etc. Or 2) by means of manpower, or force, or flow, or centrifugal force, or torque, or counter-torque operation of a segmented or stepless transmission; or 3) steerable switching input and output a transmission device that is related to the direction of rotation; or 4) a clutch device that is operated by manpower, or force, or electromagnetic force, or flow force, or centrifugal force or torque, or reverse torque, or a one-way transmission clutch Single way clutch, which is used as a coupling function device for coupling transmission or interrupting transmission;

2 is a block diagram showing the driving system of the transmission device (104) between the electric motor (101) and the different steering ratio transmission output devices (102).

3 is a block diagram showing the driving system of the transmission device (104) between the different steering ratio transmissions (102) and the driving rotary load (103) in different speed ratios.

4 is a diagram showing the difference between the electric motor (101) and the steering output transmission device (102) of different speed ratios, and the steering output transmission device (102) and the driving rotary load (103) at different speed ratios. The drive system of the transmission (104) constitutes a block diagram.

The electric motor bidirectionally inputs the bidirectional driving device of different speed ratios, and is operated by the manual operation input device (111) and the electric motor (101) by the electric motor control device (110).

In addition, the electric motor bidirectionally inputs the bidirectional driving device of different speed ratios, and can also add the electric motor load current detecting device (109) to automatically switch the output speed ratio with the load current; FIG. 5 shows the electric power of the invention. A schematic diagram of a basic application example of an electric motor load current detecting device for bidirectional input of a motor with two-way input and different speed ratios.

6 is a block diagram showing an application example of the driving system of the transmission device (104) between the electric motor (101) and the steering output transmission device (102) with different speed ratios.

FIG. 7 is a block diagram showing an application example of the driving system for adding a transmission device (104) between different steering output transmission devices (102) and driving rotary load devices (103) in different speed ratios.

Figure 8 is a diagram showing the transmission between the electric motor (101) and the steering output transmission device (102) of different speed ratios, and between the steering output transmission device (102) and the driving rotary load (103) at different speed ratios. A block diagram of an application example of a drive system of the device (104).

5 to 8 above, the electric motor bidirectional input bidirectional driving device of different speed ratios is further provided with an electric motor load current detecting device (109), and the electric motor load current detecting device (109) can be controlled by various bucks. The current detecting device, or the electromagnetic effect inductive current detecting device, or the magnetic detecting type current detecting device or the accumulated heat detecting device is configured to detect the load current of the electric motor (101) to be fed back to the electric motor for control The device (110), when the load current of the electric motor exceeds the set value, and the state exceeds the set time, is output to the input device (111) or the electric motor by the signal of the electric motor load current detecting device (109) The control device (110) is configured to change the direction of rotation of the electric motor (101), thereby changing the speed ratio of the different steering output transmission devices (102) of different speed ratios, and outputting the same direction of rotation with a relatively increased reduction ratio to increase the output torque. To drive the load.

When the load current of the electric motor (101) returns to within the set value, at least one of the following two methods can be used to control the return to the original state, including:

1) by manual operation of the input device (111), to control the electric motor control device (110) to return the electric motor (101) to the original direction of rotation, and to drive the load at the original speed ratio;

2) by the electric motor control device (110), when the current detected by the electric motor load current detecting device (109) drops to the set value, the rotation speed of the load can be automatically selected according to the time, and the change with respect to the speed ratio can be The relative output power value of the load is smoothed without being frustrated or rushed to drive the electric motor (101) to smoothly connect the original direction of rotation.

If the electric motor bidirectionally inputs the bidirectional driving device of different speed ratios, and further needs to output the different driving directions, the transmission device can be mechanically switched by one of the transmission devices (104) to form a transmission device that converts the output steering and converts the speed ratio function. For switching output steers.

When the electric motor bidirectional input different speed ratio bidirectional driving device is implemented, the related devices of the two-way input bidirectional driving device of the different speed ratios of the electric motor are configured, and the transmission coupling can be independently performed for each other, or It consists of two or more related devices being co-constructed.

100. . . Power supply device

101. . . Electric motor

102. . . Different steering ratio transmissions with different speed ratios

103. . . Back to transformation load

104. . . transmission

109. . . Electric motor load current detecting device

110. . . Electric motor control device

111. . . Input device

1 is a block diagram showing the basic structure of a two-way input bidirectional driving device with different speed ratios of an electric motor according to the present invention.

2 is a block diagram showing an application example of the driving system of the transmission device between the electric motor and the steering output transmission device with different speed ratios.

FIG. 3 is a block diagram showing an application example of the driving system of the transmission device between the steering output transmission device and the driving rotary load in different speed ratios.

4 is a block diagram showing an application example of the drive system of the electric motor and the different speed ratio different steering output transmission devices and the transmission device between the different speed ratio different steering output transmission devices and the driving rotary load.

FIG. 5 is a block diagram showing a basic application example of an electric motor load current detecting device with a bidirectional input bidirectional input device of different speeds according to the present invention.

FIG. 6 is a block diagram showing an application example of the driving system of the transmission device between the electric motor and the steering output transmission device with different speed ratios.

FIG. 7 is a block diagram showing an application example of the driving system of the transmission device between the steering output transmission device and the driving rotary load in different speed ratios.

FIG. 8 is a block diagram showing an application example of the driving system of the electric motor and the different speed ratio different steering output transmission devices and the transmission device between the steering output transmission device and the driving rotary load in different speed ratios.

100. . . Power supply device

101. . . Electric motor

102. . . Different steering ratio transmissions with different speed ratios

103. . . Back to transformation load

110. . . Electric motor control device

111. . . Input device

Claims (9)

An electric motor bidirectional input bidirectional driving device with different speed ratios, the system comprises: an electric motor (101), which can be used for forward or reverse double steering operation of different speeds; an electric motor control device (110) for controlling the electric motor Steering and speed; input device (111) is a signal or command for the electric motor control device (110) to control or set the electric motor (101) to open or close, the direction of rotation, the speed, and/or the torque The power supply device (100) supplies power to the electric motor (101) via the electric motor control device (110); the steering output transmission device (102) of different speed ratios is drivably coupled with the output of the electric motor, and the rotary load (103) ) a driveable connection between the output of the steering output transmission and the different speed ratios; and between different steering output transmissions (102) and rotary loads (103), or in the electric motor (101) Different from the different speed ratios between the steering output transmissions (102), or between the electric motor (101) and the different speed ratio different steering output transmissions (102), and different steering output transmissions at different speed ratios (102) Addition to the rotary load (103) The transmission device (104), wherein the different speed ratio different steering output transmissions (102) are different steering outputs that receive different speeds from the electric motor (101) and provide different and constant speed ratios, and wherein The steering and speed of the output of different steering output transmissions (102) of different speed ratios may be the same or different from the steering and rotation speeds input by the electric motor (101); the system further comprises an electric motor load current detecting device (109), which may be By various buck current detecting devices or electromagnetic effect inductive current detecting devices The magnetic current detecting device or the thermal current detecting device is configured to detect the load current of the electric motor (101) to be fed back to the electric motor operating device (110), and the electric motor When the load current exceeds the set value, and the state exceeds the set time, the signal is output to the input device (111) or to the electric motor control device (110) by the signal of the electric motor load current detecting device (109) to change The direction of rotation of the electric motor (101), thereby changing the speed ratio of the different steering output transmissions (102) of different speed ratios, for driving the load in the same direction of rotation with a relatively increased reduction ratio to increase the output torque; When the load current of the electric motor (101) returns to within the set value, the electric motor control device (110) can automatically select when the current detected by the electric motor load current detecting device (109) drops to the set value. According to the fluctuation of the speed of the load and the speed ratio, the relative output power value of the load can be smoothly smoothed without being frustrated or driven to drive the electric motor (101) to smoothly connect the original direction of rotation. The electric motor according to claim 1 is bidirectionally input to the two-speed driving device of different speed ratios, wherein the transmission device (104) comprises one or more of the following transmission devices, and includes: (1) various gears of a fixed speed ratio Modular, belt-type, friction-type, etc., or (2) segmented or stepless shifting by manpower, or force, or flow, or centrifugal force, or torque, or counter torque The device is constructed, or (c) is configured to operate a transmission device that switches the relative rotational direction of the input end and the output end, or (d) by human, or mechanical force, or electromagnetic force, or flow force, or centrifugal force or rotation. A clutch device operated by a moment, or a counter-torque, or a single-way clutch, which is used as a coupling function for a coupling transmission or an interruption transmission. The electric motor according to claim 1 is bidirectional input bidirectional driving device of different speed ratios, wherein the electric motor can be outputted in different driving directions, and mechanically switching output steering and transformation by one of the transmission devices (104) The transmission of the speed ratio function is configured to switch the output steering. The electric motor according to claim 1 is bidirectionally input to a different speed ratio bidirectional driving device, wherein the electric motor operating device (110) is composed of an electromechanical component or device, or a solid electronic component or device, or has a microprocessor and related The soft body control circuit is configured to input electric energy from an electric or DC power source of a commercial power source or a generator, or a power supply device (100) from a fuel cell, a primary battery, or a secondary battery that can be stored and discharged, to the electric motor (101) For opening or closing, steering, speed, torque control and over voltage, or over current protection. For example, the electric motor described in claim 1 has two-way input bidirectional driving devices of different speed ratios, wherein each related device of the system can be independently connected for transmission, or two or more of them are related. The device is composed of a common structure. The electric motor according to claim 1 is bidirectionally input to the two-speed driving device of different speed ratios, wherein when the constant steering output of different driving directions is further required, the electric motor can be operated by the electric motor operating device (110) ( 101) The initial driving direction. The electric motor according to claim 1 is bidirectionally inputting two-way driving devices of different speed ratios, wherein when a constant steering output of different driving directions is further required, the motor can be manually switched by adding a motor direction switch. Initial direction of rotation. The electric motor described in claim 1 is bidirectionally inputting a bidirectional driving device of different speed ratios, wherein when a constant steering output of different driving directions is further required When it is out, it can be constituted by a transmission device having a mechanical switching output steering and a conversion ratio function for switching the output steering person. The electric motor according to claim 1 is bidirectionally inputting two-way driving devices of different speed ratios, wherein the rotary load (103) is directly driven by different steering output transmission devices (102) of different speed ratios, or through the transmission device. (104) A rotary loader with a constant single steering drive.