CN201177763Y - Novel intelligent electric activator - Google Patents
Novel intelligent electric activator Download PDFInfo
- Publication number
- CN201177763Y CN201177763Y CNU2008203003868U CN200820300386U CN201177763Y CN 201177763 Y CN201177763 Y CN 201177763Y CN U2008203003868 U CNU2008203003868 U CN U2008203003868U CN 200820300386 U CN200820300386 U CN 200820300386U CN 201177763 Y CN201177763 Y CN 201177763Y
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- embedded microprocessor
- electric actuator
- novel intelligent
- controller
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model relates to a novel intelligent electric actuator, which comprises an embedded microprocessor for sending control commands, a non-contact Hall sensor valve location detecting module for inputting detection signals to a controller, an A/D conversion module, a D/A conversion module, a power supply module and a sealed casing, wherein, an optoelectronic isolator is connected between the A/D conversion module and the embedded microprocessor as well as between the D/A conversion module and the embedded microprocessor; the embedded microprocessor is connected with an upper computer through a Modbus field bus communication module, the other signal output end is connected with a thyristor control electrode, the output of a thyristor driving module is connected with a motor, and the motor drives an electric executing mechanism and a control valve system; the embedded microprocessor is connected with a liquid crystal display module and an infrared receiver; and the infrared receiver receives the radio signals from a hand-held remote control unit. The novel intelligent electric actuator has the advantages that the control precision and the reliability of the electric actuator are greatly enhanced, and the digitalization, the intelligence and the networking are all realized.
Description
(1) technical field
The utility model relates to a kind of electric actuator.
(2) background technology
Electric actuator is of many uses, the quality of its performance directly has influence on industry development, product quality and economic benefit, existing electric actuator, especially high-end actuator still can not satisfy the needs of many key industry key equipments, its controller is connected with many hardware such as simulating the exclusive disjunction amplifier mostly, position probing adopts moulds the conductive bit device, digitizing, intellectuality, networked level are lower, exist the problem that reliability is relatively poor, precision is lower.
(3) utility model content
The purpose of this utility model provides a kind of novel intelligent electric actuator, solve existing relatively poor, the problems such as insufficiency of function such as precision is lower, digitizing, intellectuality, networking of electric actuator reliability.
For achieving the above object, the utility model adopts following technical scheme:
This novel intelligent electric actuator, comprise a controller that sends steering order to motor and topworks, position detecting module to controller input detection signal, the A/D modular converter that is connected with the controller signals input end, the D/A modular converter that is connected with the controller signals output terminal, power module and shell, it is characterized in that: above-mentioned controller is an embedded microprocessor, above-mentioned position detecting module is contactless Hall element valve position detection module, is connected photoisolator respectively between above-mentioned A/D modular converter and D/A modular converter and the embedded microprocessor.
Embedded microprocessor is connected with the communication terminal of host computer by Modbus field bus communication module.
A signal output part of embedded microprocessor is connected with the control utmost point of thyristor driver module, and the thyristor driver module is powered by power module, and the output of thyristor driver module is connected with motor, motor-driven electric operator and control valve system.
A signal output part of embedded microprocessor is connected with the signal input part of LCD MODULE.
Another signal output part of embedded microprocessor is connected with an infrared remote receiver signal, and infrared remote receiver receives the wireless signal of hand-held remote controller.
The model of above-mentioned embedded microprocessor is ATmega64-16AI or ATmega128.
Above-mentioned thyristor driver module is single-phase thyristor driver module or three-phase thyristor driver module.
Above-mentioned motor and topworks are monophase machine and topworks or three phase electric machine and topworks.
Above-mentioned shell is waterproof, explosion-resistant enclosure.
The utility model integrates functions such as control, measurement, decision-making, execution, has improved control accuracy and reliability, has realized digitizing, intellectuality, networking.Compared with prior art the utlity model has following characteristics and beneficial effect:
1. controller adopts embedded microprocessor, with the embedded microprocessor is kernal hardware, that employing is suitable for is single-phase, the intelligent control software of the multiple actuator series of three-phase, realized electric actuator Position Tracking, accurately locate, turn to multiple function control such as switching, flexible start-stop.Have that digital control, Based Intelligent Control, bus communication, man-machine interaction, reliability height, applicability are wide, the advantage of quality better, module of software and hardwareization.Control program adopts Intelligent Control Strategy, has realized digital control to electric actuator being applicable to the multiple serial electric actuator of single-phase, three-phase.
2. position detecting module
Adopt position non-contact digital detection means, adopt contactless Hall element valve position detection module, simplified physical construction, directly export digital signal, realized accurate location.And detect the stroke of topworks in real time, and accurately digital signal is converted to the feedback signal of 4～20mADC of standard, improved degree of accuracy, the reliability and stability of intelligent electric activator.
3. the man-machine information interaction of multimode
On-site parameters can be by the online demonstration of LED, hand-held setting apparatus setting and modification, also can carry out information interaction by Modbus bus communication module and host computer.Improved the bus communication ability of electric actuator.
Adopt lcd technology, high-resolution liquid crystal digital display window is furnished with backlight illuminating system and three LED light of red, green, yellow look, no matter at night or in the rugged environment, demonstrate the important information such as valve setting, valve position actual value, forward and reverse logic, phase sequence, time, various malfunctions of actuator exactly.
Systematic parameter is set convenient, adopt advanced infrared electronic technology, utilize hand-held setting apparatus, need not to open under the situation of actuator shell, by hand-held setting apparatus parameter setting and wireless connections are carried out in the valve position of actuator, time, spacing, control etc., satisfied totally enclosed requirement of explosion proof.
Adopt VC++ to design upper test software platform, realize the communication of host computer and slave computer by fieldbus MODBUS-RTU bus interface, carry out the functions such as duty, data presentation, parameter modification of on-line monitoring multiparameter, many pictures, many actuators.
4. on the spot/operated from a distance
Adopt the untouchable switch of magnetic, control by control actuator inner magnet reed, the contact is little, and answer speed is fast, realizes on the spot/operated from a distance control, and is convenient, flexible, has the long-distance on-line communication capacity.
5, fault self-diagnosis and defencive function are abundant.For example: over current fault adopts first hardware protection, and back software type of alarm guarantees that driving circuit is not fragile; Automatically increase open-phase protection for threephase motor, and forbid automatically for this function of single phase motor; Power on and detect phase sequence automatically, and change the direction of motion of actuator according to actual result.
6, modular construction design
The utility model is a valve actuator, the fusion of power supply and controller, Machine Manufacturing Technology with the advanced person, production technology, dual seal technology and control technology are combined as a whole, with embedded microprocessor ATmega64-16AI is core, with contactless Hall element valve position detection module, A/D, the D/A modular converter, the thyristor driver module, power module, LCD MODULE, hand-held setting apparatus module, Modbus field bus communication module, motor and actuator module etc. are peripherals, adopt modular design, compact conformation, stable, easy to operate, aesthetic in appearance.
7. phase sequence detects automatically
Because the rotating speed of motor output shaft can be followed the size of site error and be changed adaptively, to guaranteeing the tracing positional precision, the minimizing start-stop is very favorable to the impact of valve machinery.Monitor the phase sequence of three-phase supply at electric operator internal preset synchronised device, when the phase sequence mistake of three-phase supply, the synchronised device can correct phase place automatically, carries out by the command direction of controller to guarantee valve.
6. fault self-diagnosis and multiple protective
Designed perfect safeguard measure, as valve position protection, overheating protection, overcurrent protection, overvoltage protection, rotation-clogging protection, instantaneous reversal protection, interlock protection, open-phase protection, power down protection, the urgent protection of ESD etc.When actuator breaks down, controller intelligence self-diagnostic function automatic error detection and warning, the failure cause of demonstration actuator, running status, alerting signals etc. shorten the time that the user fixes a breakdown, and make actuator return to operate as normal.
7. outage shows
The power supply of this actuator is single, three-phase alternating current 220VAC, and 380VAC for preventing unexpected power down, is furnished with backup battery in actuator inside.In case outage occurs, backup battery can be connected supply line automatically, provides abundant electric energy to functional modules such as communication, record and demonstrations, and power management module can automatic managing electrical power electric weight.
8. non-intrusion type design
This intelligent electric activator adopts the non-intrusion type design, and the parts standard of being sealed in is that the product explosive-proof grade reaches BT4 and CT4 in the dual seal waterproof case of IP68.Adopt the non-intrusion type design of strip magnet steel control tongue tube, the contact is little, and is fast to the electric signal answer speed, makes the control of electric operator more accurate.
The utility model is widely used in every field such as oil, chemical industry, electric power, the energy, iron and steel, water conservancy, machinery, light industry, environmental protection, urban water supply, wastewater treatment, intelligent building.
(4) description of drawings
Below in conjunction with accompanying drawing the utility model is described in further detail.
Fig. 1 is a system architecture diagram of the present utility model.
(5) embodiment
Embodiment is referring to shown in Figure 1, this novel intelligent electric actuator comprises D/A modular converter, power module and a can that sends the controller of instruction, position detecting module to controller input detection signal, the A/D modular converter that is connected with the controller signals input end, is connected with the controller signals output terminal to motor and topworks.It is characterized in that: above-mentioned controller adopts ATmega64-16AI or ATmega128 embedded microprocessor, above-mentioned position detecting module adopts contactless Hall digital sensor valve position detection module, be connected photoisolator respectively between above-mentioned A/D modular converter and D/A modular converter and the embedded microprocessor, make transmission signals avoid disturbing.
Embedded microprocessor is connected with the signal end of host computer through Modbus field bus communication module, is used to realize man-machine information interaction operation.
Output signal after the amplification of thyristor driver module reception embedded microprocessor, and output voltage control motor and topworks's operation.The thyristor driver module is single-phase thyristor driver module or three-phase thyristor driver module.
Power module is to thyristor driver module and motor and motor power supply.Can be single phase poaer supply module, three-phase supply module.
LCD MODULE receives the output signal of embedded microprocessor, and demonstrates the picture information such as valve setting, valve position actual value, forward and reverse logic, phase sequence, time, various malfunctions of actuator.Hand-held remote controller is launched infrared signal to infrared remote receiver, by operating on the spot/the operated from a distance button, can realize the man-machine information interaction of multimode.
Motor can adopt monophase machine and three phase electric machine, and electric operator can be Direct Travel and angle stroke.For reducing the valve position error, above-mentioned motor coaxle equipped with non-contact Hall element valve position detection module adopts contactless Hall element to detect.
Can preset the synchronised device in electric operator inside, the phase sequence information input embedded microprocessor of motor.When the phase sequence mistake of three-phase supply, the synchronised device can correct phase place automatically, carries out by the command direction of controller to guarantee valve.
Claims (5)
1. novel intelligent electric actuator, comprise a controller that sends steering order to motor and topworks, position detecting module to controller input detection signal, the A/D modular converter that is connected with the controller signals input end, the D/A modular converter that is connected with the controller signals output terminal, power module and shell, it is characterized in that: above-mentioned controller is an embedded microprocessor, above-mentioned position detecting module is contactless Hall element valve position detection module, is connected photoisolator respectively between above-mentioned A/D modular converter and D/A modular converter and the embedded microprocessor;
Embedded microprocessor is connected with the communication terminal of host computer by Modbus field bus communication module;
A signal output part of embedded microprocessor is connected with the control utmost point of thyristor driver module, and the thyristor driver module is powered by power module, and the output of thyristor driver module is connected with motor, motor-driven electric operator and control valve system;
A signal output part of embedded microprocessor is connected with the signal input part of LCD MODULE;
Another signal output part of embedded microprocessor is connected with the infrared remote receiver signal, and infrared remote receiver receives the wireless signal of hand-held remote controller.
2. novel intelligent electric actuator according to claim 1 is characterized in that: the model of above-mentioned embedded microprocessor is ATmega64-16AI or ATmega128.
3. novel intelligent electric actuator according to claim 1 is characterized in that: above-mentioned thyristor driver module is single-phase thyristor driver module or three-phase thyristor driver module.
4. novel intelligent electric actuator according to claim 1 is characterized in that: above-mentioned motor and topworks are monophase machine and topworks or three phase electric machine and topworks.
5. novel intelligent electric actuator according to claim 1 is characterized in that: above-mentioned shell is waterproof, explosion-resistant enclosure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008203003868U CN201177763Y (en) | 2008-03-19 | 2008-03-19 | Novel intelligent electric activator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008203003868U CN201177763Y (en) | 2008-03-19 | 2008-03-19 | Novel intelligent electric activator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201177763Y true CN201177763Y (en) | 2009-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008203003868U Expired - Fee Related CN201177763Y (en) | 2008-03-19 | 2008-03-19 | Novel intelligent electric activator |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101840209A (en) * | 2010-04-19 | 2010-09-22 | 昂踹克自动化仪表(上海)有限公司 | Intelligent electric actuating mechanism |
| CN102156423A (en) * | 2011-03-31 | 2011-08-17 | 上海平安高压调节阀门有限公司 | Noninvasive intelligent electric executing mechanism |
| CN102664387A (en) * | 2012-05-16 | 2012-09-12 | 天水二一三电器有限公司 | Three-phase asynchronous motor phase sequence protector and protection method |
| CN102720858A (en) * | 2012-07-03 | 2012-10-10 | 中国矿业大学 | Wireless intelligent silicone tube cut-off device and control method |
| CN101770239B (en) * | 2009-12-29 | 2013-02-06 | 上海自动化仪表股份有限公司 | Intelligent electric actuating mechanism based on Profibus DP superfluous communication technology |
| CN104407555A (en) * | 2014-12-19 | 2015-03-11 | 重庆川仪自动化股份有限公司 | Actuator remote control system |
| CN104932324A (en) * | 2015-04-29 | 2015-09-23 | 黑龙江大学 | DSP based digital controller for electric actuator and control method of controller |
| CN105974849A (en) * | 2016-06-24 | 2016-09-28 | 天津奥美自动化系统有限公司 | Electric actuator with self-protection function, and control method therefor |
| CN107901757A (en) * | 2017-11-17 | 2018-04-13 | 颐和轩智能农机（深圳）有限公司 | Tracked machine gear engaging device and its method |
| CN111525841A (en) * | 2020-05-13 | 2020-08-11 | 苏州艾克威尔科技有限公司 | Mining soft starter with infrared control |
| CN112558552A (en) * | 2020-11-03 | 2021-03-26 | 中核陕西铀浓缩有限公司 | Open-loop stepping servo controller, servo control system and servo control method |
-
2008
- 2008-03-19 CN CNU2008203003868U patent/CN201177763Y/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101770239B (en) * | 2009-12-29 | 2013-02-06 | 上海自动化仪表股份有限公司 | Intelligent electric actuating mechanism based on Profibus DP superfluous communication technology |
| CN101840209A (en) * | 2010-04-19 | 2010-09-22 | 昂踹克自动化仪表(上海)有限公司 | Intelligent electric actuating mechanism |
| CN102156423A (en) * | 2011-03-31 | 2011-08-17 | 上海平安高压调节阀门有限公司 | Noninvasive intelligent electric executing mechanism |
| CN102156423B (en) * | 2011-03-31 | 2013-01-23 | 上海平安高压调节阀门有限公司 | Noninvasive intelligent electric executing mechanism |
| CN102664387A (en) * | 2012-05-16 | 2012-09-12 | 天水二一三电器有限公司 | Three-phase asynchronous motor phase sequence protector and protection method |
| CN102664387B (en) * | 2012-05-16 | 2014-08-27 | 天水二一三电器有限公司 | Three-phase asynchronous motor phase sequence protection method |
| CN102720858B (en) * | 2012-07-03 | 2013-08-21 | 中国矿业大学 | Wireless intelligent silicone tube cut-off device and control method |
| CN102720858A (en) * | 2012-07-03 | 2012-10-10 | 中国矿业大学 | Wireless intelligent silicone tube cut-off device and control method |
| CN104407555A (en) * | 2014-12-19 | 2015-03-11 | 重庆川仪自动化股份有限公司 | Actuator remote control system |
| CN104932324A (en) * | 2015-04-29 | 2015-09-23 | 黑龙江大学 | DSP based digital controller for electric actuator and control method of controller |
| CN105974849A (en) * | 2016-06-24 | 2016-09-28 | 天津奥美自动化系统有限公司 | Electric actuator with self-protection function, and control method therefor |
| CN107901757A (en) * | 2017-11-17 | 2018-04-13 | 颐和轩智能农机（深圳）有限公司 | Tracked machine gear engaging device and its method |
| CN111525841A (en) * | 2020-05-13 | 2020-08-11 | 苏州艾克威尔科技有限公司 | Mining soft starter with infrared control |
| CN112558552A (en) * | 2020-11-03 | 2021-03-26 | 中核陕西铀浓缩有限公司 | Open-loop stepping servo controller, servo control system and servo control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090107 Termination date: 20150319 |
|
| EXPY | Termination of patent right or utility model |