CN210716202U - Intelligent electric actuator - Google Patents
Intelligent electric actuator Download PDFInfo
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- CN210716202U CN210716202U CN201921730629.6U CN201921730629U CN210716202U CN 210716202 U CN210716202 U CN 210716202U CN 201921730629 U CN201921730629 U CN 201921730629U CN 210716202 U CN210716202 U CN 210716202U
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- cpu microprocessor
- power driving
- electric actuator
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Abstract
The utility model discloses an intelligent electric actuator in the valve field, which comprises a CPU microprocessor, a power driving module and a display module which are connected with the output end of the CPU microprocessor, and a keyboard input module and a control signal module which are connected with the input end of the CPU microprocessor; the control signal module transmits an external signal input to the A/D conversion module and then converts the external signal input into a digital signal, the digital signal is calculated and analyzed by the CPU microprocessor and then transmitted to the power driving module, and the power driving module drives the circuit to start the motor and drive the speed reducer to operate; the running state of the speed reducer is converted into a digital signal through the sensor module and the A/D conversion module in sequence and then transmitted to the CPU microprocessor, and the CPU microprocessor processes the data, converts the data into an electric signal through the D/A conversion module and transmits the electric signal to the position feedback module to finally output a position feedback signal. The utility model discloses executor state information that can collect for a long time carries out statistical analysis to improve equipment performance, increase of service life.
Description
Technical Field
The utility model relates to a valve field, in particular to intelligent electric actuator.
Background
With the development of modern science such as microelectronics, power electronics, microcomputer control, and communication technologies, general mechanical electric actuators have not been able to satisfy the requirements of field and remote control and real-time detection of the operating position of the actuator.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a collect and intelligent electric actuator of analytical data.
The purpose of the utility model is realized like this: an intelligent electric actuator, characterized by: the keyboard comprises a CPU microprocessor, a power driving module and a display module which are connected with the output end of the CPU microprocessor, and a keyboard input module and a control signal module which are connected with the input end of the CPU microprocessor;
the control signal module transmits an external signal input to the A/D conversion module and then converts the external signal input into a digital signal, the digital signal is calculated and analyzed by the CPU microprocessor and then transmitted to the power driving module, and the power driving module drives the circuit to start the motor and drive the speed reducer to operate; the running state of the speed reducer is converted into a digital signal through the sensor module and the A/D conversion module in sequence and then transmitted to the CPU microprocessor, and the CPU microprocessor processes the data, converts the data into an electric signal through the D/A conversion module and transmits the electric signal to the position feedback module to finally output a position feedback signal.
Compared with the prior art, the utility model discloses an useful part lies in: due to the arrangement of the display module, the running condition of the electric actuator can be displayed on the display module; the keyboard input module and the control signal module are arranged, so that the remote control and the field control can be realized.
As the preferred scheme of the utility model, be provided with the optoelectronic isolation module who prevents signal interference between control signal module and the AD conversion module.
As a further preferred aspect of the present invention, the power driving module employs a stable variable frequency three-phase power supply.
As a further preferred aspect of the present invention, the sensor module is a high-precision conductive plastic potentiometer.
As a further preferable embodiment of the present invention, the position feedback signal and the external signal are weak currents of 4 to 20 MA.
Drawings
Fig. 1 is a schematic block diagram of the present invention.
The system comprises a CPU (central processing unit) 1, a power driving module 2, a display module 3, a keyboard input module 4, a control signal module 5, an A/D (analog/digital) conversion module 6, a motor 7, a speed reducer 8, a sensor module 9, a D/A10 conversion module 10, a position feedback module 11 and a photoelectric isolation module 12.
Detailed Description
As shown in fig. 1, an intelligent electric actuator comprises a CPU microprocessor 1, a power driving module 2 and a display module 3 connected to an output terminal of the CPU microprocessor 1, a keyboard input module 4 and a control signal module 5 connected to an input terminal of the CPU microprocessor 1;
the control signal module 5 transmits an external signal input to the A/D conversion module 6 and then converts the external signal input into a digital signal, the digital signal is calculated and analyzed by the CPU microprocessor 1 and then transmitted to the power driving module 2, and the power driving module 2 drives a circuit to start a motor 7 and drive a speed reducer 8 to operate; the running state of the speed reducer 8 is converted into a digital signal through the sensor module 9 and the A/D conversion module 6 in sequence and then transmitted to the CPU microprocessor 1, the CPU microprocessor 1 processes the data, converts the processed data into an electric signal through the D/A conversion module 10 and transmits the electric signal to the position feedback module 11 to finally output a position feedback signal.
A photoelectric isolation module 12 for preventing signal interference is arranged between the control signal module 5 and the a/D conversion module 6.
The power driving module 2 adopts a stable variable frequency three-phase power supply.
The sensor module 9 is a high-precision conductive plastic potentiometer.
The position feedback signal and the external signal are weak currents of 4-20 MA.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (5)
1. An intelligent electric actuator, characterized by: the keyboard comprises a CPU microprocessor, a power driving module and a display module which are connected with the output end of the CPU microprocessor, and a keyboard input module and a control signal module which are connected with the input end of the CPU microprocessor;
the control signal module transmits an external signal input to the A/D conversion module and then converts the external signal input into a digital signal, the digital signal is calculated and analyzed by the CPU microprocessor and then transmitted to the power driving module, and the power driving module drives the circuit to start the motor and drive the speed reducer to operate; the running state of the speed reducer is converted into a digital signal through the sensor module and the A/D conversion module in sequence and then transmitted to the CPU microprocessor, and the CPU microprocessor processes the data, converts the data into an electric signal through the D/A conversion module and transmits the electric signal to the position feedback module to finally output a position feedback signal.
2. A smart electric actuator as recited in claim 1, wherein: and a photoelectric isolation module for preventing signal interference is arranged between the control signal module and the A/D conversion module.
3. A smart electric actuator as recited in claim 1, wherein: the power driving module adopts a stable variable frequency three-phase power supply.
4. A smart electric actuator as recited in claim 1, wherein: the sensor module is a high-precision conductive plastic potentiometer.
5. A smart electric actuator as recited in claim 1, wherein: the position feedback signal and the external signal are weak currents of 4-20 MA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921730629.6U CN210716202U (en) | 2019-10-16 | 2019-10-16 | Intelligent electric actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921730629.6U CN210716202U (en) | 2019-10-16 | 2019-10-16 | Intelligent electric actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210716202U true CN210716202U (en) | 2020-06-09 |
Family
ID=70963485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921730629.6U Active CN210716202U (en) | 2019-10-16 | 2019-10-16 | Intelligent electric actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210716202U (en) |
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2019
- 2019-10-16 CN CN201921730629.6U patent/CN210716202U/en active Active
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