CN208924040U - A kind of throttle motor structure - Google Patents
A kind of throttle motor structure Download PDFInfo
- Publication number
- CN208924040U CN208924040U CN201820498950.5U CN201820498950U CN208924040U CN 208924040 U CN208924040 U CN 208924040U CN 201820498950 U CN201820498950 U CN 201820498950U CN 208924040 U CN208924040 U CN 208924040U
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- China
- Prior art keywords
- magnetic induction
- shell
- motor
- gear
- shaft
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- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The utility model discloses a kind of throttle motor structure, including shell, motor, rocker arm and magnetic induction type potentiometer, cavity is formed in the shell, the motor is mounted on the side-walls of the shell, the output shaft end of the motor protrudes into cavity for the output shaft of gear shaft and the motor, first gear and second gear with the cooperation of the output shaft of the motor is installed in the cavity, shaft is also equipped on the shell, one end of the shaft connects the first gear, the other end stretches out the top of the shell and connects the swing arm, the magnetic induction type potentiometer be installed on the shell and the potentiometric detection axis connection of the magnetic induction type described in second gear.A kind of throttle motor structure installation volume of the design is small, and structure novel is measured based on electromagnetic induction principle, control precision height and long service life.
Description
Technical field
The utility model relates to Throttle Opening Control technology, specially a kind of throttle motor structure.
Background technique
E-Gas is actually throttle valve completely by motor control, and engine controller passes through the tune to throttle valve body
It saves and influences engine torque.EGAS control system mainly (is refered in particular to grip on board a dredger, excavated by gas pedal
Machine is all using diesel engine, and throttle is to control distributive value and be different from gasoline engine oil door and control air inflow.Driver's cabin throttle
Knob size control diesel pump fuel delivery number, throttle is bigger, then diesel pump fuel delivery is big, then the amount of injection is big.), pedal
Displacement sensor, ECU (electronic control unit), data/address bus, servo motor and throttle execution mechanism composition, when monitoring that throttle steps on
Plate height and position (refering in particular to the variation of grip angle on board a dredger) changes, and pedal displacement sensor moment is by this information
It is sent to ECU, ECU carries out calculation process to the data information that the information and other systems transmit, calculates a control signal, leads to
Cross route and be sent to servo motor relay, servo motor drives throttle execution mechanism, data/address bus be then responsible for system ECU and
Communication between other ECU.Traditional throttle motor structure generally uses electric brush type potentiometer to be positioned and adjusted the speed, traditional
Potentiometer accuracy is bad, and is kept in contact with resistance when brush movement and causes to wear, and service life is caused not grown.
Utility model content
The shortcomings that in order to overcome the prior art to refer to, it is high and with long service life that the utility model provides a kind of control precision
Throttle motor structure.
The scheme that the utility model is taken in order to solve the above problem is: a kind of throttle motor structure, including shell, motor,
Rocker arm and magnetic induction type potentiometer are formed with cavity in the shell, and the motor is mounted on the side-walls of the shell, the electricity
The output shaft end of machine protrudes into cavity for the output shaft of gear shaft and the motor, is equipped in the cavity and the electricity
The first gear and second gear of the output shaft cooperation of machine are also equipped with shaft, one end connection of the shaft on the shell
The first gear, the other end stretch out the top of the shell and connect the rocker arm, and the magnetic induction type potentiometer is installed on institute
State on shell and the potentiometric detection axis connection of the magnetic induction type described in second gear.The output shaft synchronous of the motor drives
First gear and second gear rotation, the magnetic induction type potentiometer passes through the rotation situation of detection second gear, to calculate institute
The opening situation for stating the gas pedal (throttle button) of rocker arm connection, finally carries out feedback control.
One end of the rocker arm is equipped with the turn hole connecting with the shaft, and the other end of the rocker arm is arranged equipped with several intervals
The mounting hole of column.
The magnetic induction type potentiometer includes casing, and magnetic induction module and the detection axis are equipped in the casing, described
The top of detection axis is equipped with a magnet, and the magnetic induction module is fixed on the top of the magnet, the magnetic induction module
It is equipped with magnetic induction sensor, the bottom of the casing is stretched out in the lower end of the detection axis, and at the lower end of the detection axis
Equipped with the keyway for connecting the drum, the data connector connects the magnetic induction module by data line.
It further include having data connector, the data connector connects the magnetic induction module by data line.
The detection axis is installed in the casing by bearing, and the card for connecting the bearing is equipped in the detection axis
Spring；The circlip is set to the lower section of the magnet.
The top of the detection axis is equipped with the counterbore for placing the magnet.
The beneficial effects of the utility model are: the throttle motor structure installation volume of the design is small, structure novel, based on electricity
Magnetic induction principle measures, and measures the magnetic flux change of shaft by magnetic induction sensor to determine the position of throttle motor and turn
Speed variation；The measurement method for having broken traditional Weight and disk type and potentiometer type mentions high control precision, and good reliability, service life can
Reach 4~6 years.
Detailed description of the invention
Fig. 1 is the structure main view perspective view of the explosion of the utility model；
Fig. 2 is the structure top view of the utility model；
Fig. 3 is the potentiometric structural upright perspective view of the explosion of the utility model.
Specific embodiment
The utility model is further detailed with reference to the accompanying drawing.
As depicted in figs. 1 and 2, a kind of throttle motor structure, including shell 1, motor 2, Rocker arm 5 and magnetic induction type potentiometer
4, cavity is formed in the shell 1, and the motor 2 is mounted on the side-walls of the shell 1, the output shaft 21 of the motor 2
End is protruded into cavity for the output shaft of gear shaft and the motor 2, and the output with the motor is equipped in the cavity
The first gear 31 and second gear 41 of axis cooperation, shaft 3 is also equipped on the shell 1, and one end of the shaft 3 connects institute
First gear 31 is stated, the other end stretches out the top of the shell 1 and connects the Rocker arm 5, and one end of the Rocker arm 5 is equipped with and institute
The turn hole of Rocker arm 5 connection is stated, the turn hole end offers fluting, opens fluting using the elasticity of material itself and turn hole carries out
Dismounting, the other end of the Rocker arm 5 are equipped with the mounting hole 51 for being used to connect accelerator device of several uniform intervals arrangement；The magnetic
Sense Middle Eocene meter 4 is installed on the shell 1 and second gear 41 described in the detection axis connection of the magnetic induction type potentiometer 4.
The output shaft 21 of the motor 2 passes through the synchronous driving first gear 31 of driving gear 22 and second gear rotation 41, the magnetic strength
Middle Eocene meter 4 is by the rotation situation of detection second gear 41, to calculate the gas pedal of Rocker arm 5 connection, (throttle is pressed
Button) opening situation, finally carry out feedback control.
As shown in figure 3, the magnetic induction type potentiometer 4 includes casing 411, magnetic induction module is installed in the casing 411
42, the detection axis 43 and data connector, the top of the detection axis 43 are equipped with a magnet 44, and magnet 44 is annular magnetic
Iron, the magnetic induction module 42 are fixed on the top of the magnet 44, and the magnetic induction module 42 is equipped with magnetic induction sensor
And the casing 411 is stretched out in corresponding detection circuit, control circuit, data transmission circuit etc., the lower end of the detection axis 4
Bottom, and the keyway 431 for connecting the second gear is equipped at the lower end of the detection axis 43, the data connector passes through
Data line connects the magnetic induction module 42.
The detection axis 43 is installed in the casing 411 by bearing, is equipped with described in connection in the detection axis 43
The circlip 25 of bearing；The circlip 25 is set to the lower section of the magnet 44.
The top of the detection axis 43 is equipped with the counterbore for placing the magnet 44.
Speed and angle of the magnetic induction type potentiometer 4 of the present apparatus by its rotation of the variation detection of second gear, magnetic induction type
The magnetic force of magnet 44 in potentiometer 4 is distributed from centre to distributing around, in the rotational movement process of magnet 44, magnetic induction
42 received signal of module is similar to an awave signal (SIN function wave), and different location has different signals strong
Degree, to achieve the purpose that the position and the rotation speed change that measure second gear.
As described above, the only preferred embodiment of the utility model, when cannot be limited with this utility model implementation range,
All still belong to the utility model according to simple equivalent changes and modifications made by the utility model claim and novel description generally
In the range of patent covers.
Claims (3)
1. a kind of throttle motor structure, which is characterized in that including shell, motor, rocker arm and magnetic induction type potentiometer, in the shell
It is formed with cavity, the motor is mounted on the side-walls of the shell, and the output shaft end of the motor is gear shaft and institute
The output shaft for stating motor protrudes into cavity, and the first gear and the with the cooperation of the output shaft of the motor is equipped in the cavity
Two gears are also equipped with shaft on the shell, and one end of the shaft connects the first gear, and the other end stretches out the shell
The top of body simultaneously connects the rocker arm, and the magnetic induction type potentiometer is installed on the shell and the magnetic induction type is potentiometric
Detect second gear described in axis connection.
2. a kind of throttle motor structure according to claim 1, which is characterized in that one end of the rocker arm be equipped with it is described
The other end of the turn hole of shaft connection, the rocker arm is equipped with several spaced mounting holes.
3. a kind of throttle motor structure according to claim 1, which is characterized in that the magnetic induction type potentiometer includes casing
And data connector, magnetic induction module and the detection axis are installed in the casing, the top of the detection axis is equipped with one
Magnet, the magnetic induction module are fixed on the top of the magnet, and the magnetic induction module is equipped with magnetic induction sensor, described
The bottom of the casing is stretched out in the lower end of detection axis, and the key for connecting the second gear is equipped at the lower end of the detection axis
Slot, the data connector connect the magnetic induction module by data line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820498950.5U CN208924040U (en) | 2018-04-09 | 2018-04-09 | A kind of throttle motor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820498950.5U CN208924040U (en) | 2018-04-09 | 2018-04-09 | A kind of throttle motor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208924040U true CN208924040U (en) | 2019-05-31 |
Family
ID=66691901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820498950.5U Active CN208924040U (en) | 2018-04-09 | 2018-04-09 | A kind of throttle motor structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208924040U (en) |
-
2018
- 2018-04-09 CN CN201820498950.5U patent/CN208924040U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |