CN202274170U - Control system of reliable type electric performer - Google Patents
Control system of reliable type electric performer Download PDFInfo
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- CN202274170U CN202274170U CN2011202993858U CN201120299385U CN202274170U CN 202274170 U CN202274170 U CN 202274170U CN 2011202993858 U CN2011202993858 U CN 2011202993858U CN 201120299385 U CN201120299385 U CN 201120299385U CN 202274170 U CN202274170 U CN 202274170U
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Abstract
The utility model discloses the control system of a reliable type electric performer, which comprises a master control unit, a bus card and an FCS control system orderly connected together. A motor driver, a turn button plate, a torque sensor, a valve location absolute encoder and a display screen arranged on the master control unit are also connected with the master control unit. The motor driver is connected with a power supply and a motor. An operation turn button and a mode turn button are arranged on the turn button plate. A first data processing unit and a first communication interface mutually connected together are arranged on the bus card. The control system is characterized by also comprising a redundancy card arranged between the master control unit and the FCS control system. The redundancy card is provided with a second data processing unit and a third communication interface mutually connected together. The third data processing unit and the first data processing unit are connected together. The control system of a reliable type electric performer is relatively high in reliability.
Description
Technical field
The utility model relates to a kind of YE, relates in particular to a kind of control system of reliable type YE.
Background technique
YE is called electric actuator again.It is a kind of drive unit that utilizes certain driving source and straight line is provided under certain control signal effect or rotatablely moves; The energy is taken conveniently because it has, signaling rate is fast, long transmission distance, be convenient to central controlled advantage; Be usually used in supporting various valve and constitute electric valve or electric control valve; The present existing YE that is used for supporting valve; Usually the control system that adopts only has a bus card, so The whole control system just can't normally be moved when this bus card breaks down, therefore the existing final controlling element control system of this kind exists lower defective of reliability and problem.
The model utility content
The utility model technical problem to be solved provides the control system of the higher reliable type YE of a kind of reliability.
For solving the problems of the technologies described above; The utility model provides a kind of control system of reliable type YE; Comprise the main control unit, bus card and the FCS control system that connect successively; Also be connected with motor drive unit, knob plate, torque sensor, valve position absolute encoder and display screen on the said main control unit, said motor drive unit is connected with power supply, motor, and said knob plate is provided with operation knob and mode knob; Said bus card is provided with interconnective first data processing unit and first communication interface; Said control system also comprises the redundant card that is arranged between said main control unit and the said FCS control system, and said redundant card is provided with interconnective second data processing unit and third communication interface, and said the 3rd data processing unit is connected with said first data processing unit.
Said motor drive unit is connected with said main control unit through driving isolator.
Said operation knob is connected with said knob plate through the secondary signal isolator with said mode knob.
Said motor is provided with temperature transducer, and said temperature transducer also is connected with said main control unit.
Said first data processing unit is connected with said first communication interface through first signal isolator.
Said second data processing unit is connected with said second communication interface through the 3rd signal isolator.
Said bus card is the profibus bus card.
Said bus card is the Modbus bus card.
Said bus card is the Devicenet bus card.
Compared with prior art, the beneficial effect of the utility model is:
Because the control system of a kind of reliable type YE of the utility model not only includes bus card; Also comprise redundant card, this redundant card is connected with the FCS control system with main control unit respectively, and this redundant card is provided with interconnective second data processing unit and second communication interface; Second data processing unit is connected with first data processing unit; Thereby make bus card not only can intercom mutually with redundant card, to such an extent as to all right independent communication is when going up fault for one in bus card and the redundant card; Another can work on; Thereby guaranteed that control system can continual normal operation, this pair card is provided with the effective reliability that improves control system, so the utility model reliability is higher.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Among the figure: main control unit 10, motor drive unit 12, display screen 14, knob plate 16, power supply 18; Motor 20, operation knob 22, mode knob 23, torque sensor 24, bus card 26; Redundant card 27, FCS control system 28, the first data processing units 30, the first communication interfaces 32 drive isolator 34; First signal isolator 40, secondary signal isolator 36, the three signal isolators 42, the second data processing units 41, second communication interface 43.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is explained further details
Control system referring to a kind of reliable type intelligent electric final controlling element shown in Figure 1; Comprise the main control unit 10, bus card 26 and the FCS control system 28 that connect successively; Wherein also be connected with motor drive unit 12, torque sensor 24, valve position absolute encoder 38, temperature transducer 25, display screen 14 and knob plate 16 on the main control unit 10; Preferred main control unit 10 is connected with the motor drive unit 12 that is used for drive motor 20 work through driving isolator 34; This motor drive unit 12 is connected with motor 20 with power supply 18; Knob plate 16 is provided with operation knob 22 and mode knob 23; Bus card 26 is provided with and interconnective the input data is carried out first data processing unit 30 and first communication interface 32 of analysing and processing, be provided with first signal isolator 40 between this first data processing unit 30 and first communication interface 32, thereby this first signal isolator 40 can effective isolation undesired signal assurance control system move accurately; The specialization of the utility model is: in control system, also be provided with redundant card 27; Main control unit 10 is connected with FCS control system 28 through redundant card 27, and redundant card 27 is provided with and interconnectively carries out second data processing unit 41 and the second communication interface 43 of analysing and processing to importing data, is provided with the 3rd signal isolator 42 between this second data processing unit 41 and the second communication interface 43; Second data processing unit 41 is connected with first data processing unit 30; This structural design makes bus card 26 not only can intercom mutually with redundant card 27, can also independently bear the communication between main control unit 10 and the FCS control system 28, to such an extent as to when going up fault for one in bus card 26 and the redundant card 27; Another can work on, thereby has guaranteed that control system can continual normal operation.This design has also reduced system's external cabling in addition, also makes debugging, maintenance simpler simultaneously.
In addition, bus card 26 can be selected any in profibus bus card, Modbus bus card or the Devicenet bus card for use according to actual user demand.
The bus card 26 among the design and the setting of redundant card 27 have not only realized the intelligent digital control of YE, and the transmission of control signal adopts digital signal to transmit, and utilizes digital signal to have stronger antijamming capability; Make the transmission more stable of The whole control system signal; Control more accurately, also reduced the circuit of control system, make system wiring oversimplify; Thereby make system debug also be easier to; Even realized that a card breaks down because two cards of bus card 26 and redundant card 27 are provided with in addition, another piece card can continue operation, has guaranteed the normal operation of control system.Therefore, effectively raise the reliability of control system.
In sum, the utility model reliability is higher.
The above is merely the preferred embodiments of the utility model; The protection domain of the utility model does not exceed with above-mentioned mode of execution; As long as the equivalence that those of ordinary skills do according to the utility model institute disclosure is modified or changed, all should include in the protection domain of putting down in writing in claims.
Claims (9)
1. the control system of a reliable type YE; Comprise the main control unit, bus card and the FCS control system that connect successively; Also be connected with motor drive unit, knob plate, torque sensor, valve position absolute encoder and display screen on the said main control unit; Said motor drive unit is connected with power supply, motor; Said knob plate is provided with operation knob and mode knob, and said bus card is provided with interconnective first data processing unit and first communication interface, it is characterized in that: said control system also comprises the redundant card that is arranged between said main control unit and the said FCS control system; Said redundant card is provided with interconnective second data processing unit and third communication interface, and said the 3rd data processing unit is connected with said first data processing unit.
2. the control system of a kind of reliable type YE according to claim 1 is characterized in that: said motor drive unit is connected with said main control unit through driving isolator.
3. the control system of a kind of reliable type YE according to claim 2 is characterized in that: said operation knob is connected with said knob plate through the secondary signal isolator with said mode knob.
4. the control system of a kind of reliable type YE according to claim 3 is characterized in that: said motor is provided with temperature transducer, and said temperature transducer also is connected with said main control unit.
5. the control system of a kind of reliable type YE according to claim 4 is characterized in that: said first data processing unit is connected with said first communication interface through first signal isolator.
6. the control system of a kind of reliable type YE according to claim 5 is characterized in that: said second data processing unit is connected with said second communication interface through the 3rd signal isolator.
7. according to the control system of each described a kind of reliable type YE in the claim 1 to 6, it is characterized in that: said bus card is the profibus bus card.
8. according to the control system of each described a kind of reliable type YE in the claim 1 to 6, it is characterized in that: said bus card is the Modbus bus card.
9. according to the control system of each described a kind of reliable type YE in the claim 1 to 6, it is characterized in that: said bus card is the Devicenet bus card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202993858U CN202274170U (en) | 2011-08-17 | 2011-08-17 | Control system of reliable type electric performer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202993858U CN202274170U (en) | 2011-08-17 | 2011-08-17 | Control system of reliable type electric performer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202274170U true CN202274170U (en) | 2012-06-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202993858U Expired - Fee Related CN202274170U (en) | 2011-08-17 | 2011-08-17 | Control system of reliable type electric performer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202274170U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102338238A (en) * | 2011-08-17 | 2012-02-01 | 苏州博睿测控设备有限公司 | Control system of reliable type electric actuator |
| CN103511705A (en) * | 2013-09-11 | 2014-01-15 | 绥中泰德尔自控设备有限公司 | Intelligent energy distributing valve with networking function |
-
2011
- 2011-08-17 CN CN2011202993858U patent/CN202274170U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102338238A (en) * | 2011-08-17 | 2012-02-01 | 苏州博睿测控设备有限公司 | Control system of reliable type electric actuator |
| CN103511705A (en) * | 2013-09-11 | 2014-01-15 | 绥中泰德尔自控设备有限公司 | Intelligent energy distributing valve with networking function |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120613 Termination date: 20160817 |