CN205644169U - Control system of marching type motor governing valve - Google Patents
Control system of marching type motor governing valve Download PDFInfo
- Publication number
- CN205644169U CN205644169U CN201620424873.XU CN201620424873U CN205644169U CN 205644169 U CN205644169 U CN 205644169U CN 201620424873 U CN201620424873 U CN 201620424873U CN 205644169 U CN205644169 U CN 205644169U
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- step motor
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- motor drive
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- 230000007246 mechanism Effects 0.000 claims abstract description 48
- 230000009977 dual effect Effects 0.000 claims description 5
- 238000013480 data collection Methods 0.000 abstract 4
- 230000011218 segmentation Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 101000577065 Arabidopsis thaliana Mannose-6-phosphate isomerase 2 Proteins 0.000 description 1
- QLBALZYOTXGTDQ-VFFCLECNSA-N PGI2-EA Chemical compound O1\C(=C/CCCC(=O)NCCO)C[C@@H]2[C@@H](/C=C/[C@@H](O)CCCCC)[C@H](O)C[C@@H]21 QLBALZYOTXGTDQ-VFFCLECNSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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- Control Of Stepping Motors (AREA)
- Control Of Fluid Pressure (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The utility model discloses a control system of marching type motor governing valve, including main control computer mechanism, data collection agency, step motor actuating mechanism, apparent accuse mechanism and power, main control computer mechanism includes PC104 bus and connected buffer register and two port RAM, data collection agency includes data collection card and connected analog interface and digital interface, step motor actuating mechanism includes motor and connected step motor drive plate, it includes PC104 control module and connected keyboard and mouse, display screen to show accuse mechanism, the power is connected with data collection card, analog interface, digital interface, PC104 control module and step motor drive plate respectively. The utility model discloses step motor's high accuracy segmentation can be realized, the high accuracy control of governing valve is realized, have stronger compatibility and commonality, expansion nature is stronger, can freely realize the functional requirement of user to the governing valve.
Description
Technical field
This utility model belongs to a kind of governor valve control system, is specifically related to the control system of a kind of stepper motor regulation valve
System.
Background technology
Regulation valve is usually used in adjusting the mass flow in chemical process pipeline or its pressure, thus ensures the fortune of production equipment
Row operating mode is in rated condition.But, some production performance becoming privileged construction equipment can be become by fluid parameter in process pipe
Changing and have greatly changed, therefore the regulation valve used by this kind equipment allows for realizing automatization and having higher control essence
Degree.
Regulation valve generally uses motor then can adopt as its actuator, the controller of this type of valve driving machine at present
With PLC or single-chip microcomputer as its control axis.But, the disposal ability of this type of control system is relatively low, it is impossible to realize motor
High-precision fine, the most also cannot realize regulate valve high accuracy control.
Utility model content
This utility model proposes to overcome shortcoming present in prior art, its objective is to provide a kind of stepping
The control system of formula motor regulation valve.
The technical solution of the utility model is:
The control system of a kind of stepper motor regulation valve, including main control computer mechanism, data acquisition mechanism, stepping electricity
Machine drive mechanism, Xian Kong mechanism and power supply；Described main control computer mechanism include PC104 bus and respectively with PC104 bus
The buffer register connected by data/address bus and dual port RAM；Described data acquisition mechanism includes data collecting card and difference
The analog interface being connected by data/address bus with data collecting card and digital interface, data collecting card and buffer register and twoport
RAM is all connected by data/address bus；Described step motor drive mechanism includes motor and the step motor drive being connected with motor
Plate；Described Xian Kong mechanism includes PC104 control module and the keyboard being connected by data/address bus respectively with PC104 control module
With mouse, display screen；PC104 control module is connected with step motor drive plate and PC104 bus respectively by data/address bus；Institute
State power supply to be driven with data collecting card, analog interface, digital interface, PC104 control module and motor respectively by power line
Dynamic plate connects.
The beneficial effects of the utility model are:
This utility model uses the PC104 bussing technique that disposal ability is stronger, it is possible to the high accuracy realizing motor is thin
Point, thus the high accuracy realizing regulating valve controls；And there is stronger compatibility and versatility, can be as all kinds of motors
The control system of regulation valve；Using digital technology, the expansibility in its later stage is stronger, it is possible to freely realize user to regulation valve
Functional requirement.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein:
1 data acquisition mechanism of main control computer mechanism 2
3 Xian Kong mechanisms of step motor drive mechanism 4
5 power supply 6 PC104 buses
7 buffer register 8 dual port RAMs
9 data collecting card 10 analog interfaces
11 digital interface 12 motors
13 PC104 control module 14 keyboard and mouses
15 display screen 16 power lines
17 data/address bus 18 step motor drive plates.
Detailed description of the invention
Control system below in conjunction with Figure of description and embodiment stepper motor a kind of to this utility model regulation valve
It is described in detail:
As it is shown in figure 1, the control system of a kind of stepper motor regulation valve, including main control computer mechanism 1, data acquisition
Mechanism 2, step motor drive mechanism 3, Xian Kong mechanism 4 and power supply 5；
Described main control computer mechanism 1 is included PC104 bus 6 and is connected by data/address bus 17 with PC104 bus 6 respectively
The buffer register 7 connect and dual port RAM 8；Data that the main complete paired data collecting mechanism 2 of main control computer mechanism 1 is provided,
Control law calculates, and completes the function such as the communication to mechanism 4 of step motor drive mechanism 3 and Xian Kong, fault detect.
Described data acquisition mechanism 2 is included data collecting card 9 and is connected by data/address bus 17 with data collecting card 9 respectively
The analog interface 10 connect and digital interface 11, data collecting card 9 and buffer register 7 and dual port RAM 8 are all by data/address bus 17
Connect；Data acquisition mechanism 2 mainly completes the functions such as motor movement data, the collection of pressure signal and process；Described simulation
Interface 10 is for receiving the voltage signal that 0 to 10V is transmitted by piezometer；Described digital interface 11 is used for receiving valve body and is in
The current signal that when standard-sized sheet or fully open position, limit switch is transmitted.
Described step motor drive mechanism 3 includes motor 12 and the step motor drive plate 18 being connected with motor 12；Stepping
Motor drives plate 18 to use model to be TMCM-035 high-resolution step motor drive plate, completes and main control computer mechanism 1
Communication, completes the function such as the driving to motor 12 and safety guarantee.
Described Xian Kong mechanism 4 includes PC104 control module 13 and passes through data/address bus with PC104 control module 13 respectively
17 keyboards connected and mouse 14, display screen 15；PC104 control module 13 by data/address bus 17 respectively with step motor drive
Plate 18 and PC104 bus 6 connects；Xian Kong mechanism 4 finishing man-machine interaction interface display and operating function.
Described power supply 5 is controlled with data collecting card 9, analog interface 10, digital interface 11, PC104 respectively by power line 16
Molding block 13 and step motor drive plate 18 connect；
Described power supply 5 uses standard AC 220V to transfer direct current 24V, 12V, 5V to, and is in system by power line 16
Each several part is powered；Wherein, 24V supply port is that step motor drive plate 18 is powered, and 12V supply port is that Xian Kong mechanism 4 powers,
5V supply port is that main control computer mechanism 1, data acquisition mechanism 2 power.
The model of described PC104 control module 13 is PMI2.
Using method of the present utility model:
Pressure gauge signals is introduced the analog interface 10 of data collecting mechanism 2 by () by data wire, by valve limit switch
Signal introduces the digital interface 11 of data collecting mechanism 2 by data wire, by motor 12 and step motor drive plate 18 phase
Connect；
() is powered to various parts by power supply 5；
() passes through step motor drive plate 18, makes valve spool of valve be moved towards fully open position by closed positions, to obtain twice
The signal of limit switch, finally gives the number of pulses needed for valve core movement whole process motor 12；
Carry out spool step number on the basis of () number of pulses needed for obtaining valve core movement whole process motor 12 drawing
Point, and the number of pulses that step motor drive plate 18 provides to motor 12 every time is provided to controlling part and giving record；
The pressure gauge signals obtained by data acquisition mechanism 2 is sent to main control computer mechanism 1 by (), and by this electricity
Pressure signal is converted to digital signal, thus process on a display 15 display obtain manometric registration；
() sets pressure target value by keyboard and mouse 14, and is carried out with measurement gained force value in real time by this numerical value
Contrast and calculating, utilize PID closed feedback control method, automatically control motor 12；
() is by revising PID control coefrficient, thus obtains motor 12 kinematic parameter of optimum, finally realizes pipeline pressure
Stablize.
This utility model uses the PC104 bussing technique that disposal ability is stronger, it is possible to the high accuracy realizing motor is thin
Point, thus the high accuracy realizing regulating valve controls；And there is stronger compatibility and versatility, can be as all kinds of motors
The control system of regulation valve；Using digital technology, the expansibility in its later stage is stronger, it is possible to freely realize user to regulation valve
Functional requirement.
Claims (1)
1. a control system for stepper motor regulation valve, including main control computer mechanism (1), data acquisition mechanism (2), step
Enter motor-driven mechanism (3), Xian Kong mechanism (4) and power supply (5)；It is characterized in that: described main control computer mechanism (1) includes
PC104 bus (6) and the buffer register (7) being connected by data/address bus (17) with PC104 bus (6) respectively and twoport
RAM(8)；Described data acquisition mechanism (2) include data collecting card (9) and respectively with data collecting card (9) by data total
Analog interface (10) that line (17) connects and digital interface (11), data collecting card (9) and buffer register (7) and dual port RAM
(8) all connected by data/address bus (17)；Described step motor drive mechanism (3) includes motor (12) and is connected with motor (12)
Step motor drive plate (18)；Described Xian Kong mechanism (4) include PC104 control module (13) and respectively with PC104 control
The keyboard that module (13) is connected by data/address bus (17) and mouse (14), display screen (15)；PC104 control module (13) is passed through
Data/address bus (17) is connected with step motor drive plate (18) and PC104 bus (6) respectively；Described power supply (5) passes through power line
(16) respectively with data collecting card (9), analog interface (10), digital interface (11), PC104 control module (13) and motor
Plate (18) is driven to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620424873.XU CN205644169U (en) | 2016-05-12 | 2016-05-12 | Control system of marching type motor governing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620424873.XU CN205644169U (en) | 2016-05-12 | 2016-05-12 | Control system of marching type motor governing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205644169U true CN205644169U (en) | 2016-10-12 |
Family
ID=57059882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620424873.XU Withdrawn - After Issue CN205644169U (en) | 2016-05-12 | 2016-05-12 | Control system of marching type motor governing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205644169U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105843127B (en) * | 2016-05-12 | 2018-06-12 | 核工业理化工程研究院 | The control system of stepper motor regulating valve |
-
2016
- 2016-05-12 CN CN201620424873.XU patent/CN205644169U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105843127B (en) * | 2016-05-12 | 2018-06-12 | 核工业理化工程研究院 | The control system of stepper motor regulating valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161012 Effective date of abandoning: 20180612 |