CN204175620U - A kind of fan intelligent control system - Google Patents
A kind of fan intelligent control system Download PDFInfo
- Publication number
- CN204175620U CN204175620U CN201420418784.5U CN201420418784U CN204175620U CN 204175620 U CN204175620 U CN 204175620U CN 201420418784 U CN201420418784 U CN 201420418784U CN 204175620 U CN204175620 U CN 204175620U
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- China
- Prior art keywords
- fan
- microcontroller
- box
- transducer
- control system
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Abstract
The utility model discloses a kind of fan intelligent control system, comprise electric control box and fan box, motor is provided with in described fan box, the output terminal of described motor is connected with impeller, the two ends of described fan box are provided with airduct, wherein, microcontroller is provided with in described electric control box, receive data by wireless chip is provided with in described microcontroller, air velocity transducer is provided with in described fan box, pressure transducer and temperature transducer, described air velocity transducer, pressure transducer, temperature transducer is connected with the receive data by wireless chip in microcontroller by data acquisition transmitting module, the output terminal of described microcontroller is connected with the motor in fan box by frequency variator.The utility model transmits testing signal by arranging sensor Real-time Collection in fan box, and the output terminal of described microcontroller, thus can the running state of automatic monitoring blower fan by Frequency Converter Control rotation speed of fan, improves Security and the controllability of system.
Description
Technical field
The utility model relates to a kind of electric control system, particularly relates to a kind of fan intelligent control system.
Background technique
Existing blower fan does not have automatic control device, does not have sensor, cannot its working state of display monitoring, air quantity cannot be specified, specify intelligent wind pressure controlling run, blower fan itself cannot be taken precautions against and use electric fault.Therefore, be necessary to improve existing blower fan control system.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of fan intelligent control system, can regulate by go forward side by side sector-style amount or blast of the running state of automatic monitoring blower fan, thus improves Security and the controllability of system.
The utility model is solve the problems of the technologies described above the technological scheme adopted to be to provide a kind of fan intelligent control system, comprise electric control box and fan box, motor is provided with in described fan box, the output terminal of described motor is connected with impeller, the two ends of described fan box are provided with airduct, wherein, microcontroller is provided with in described electric control box, receive data by wireless chip is provided with in described microcontroller, air velocity transducer is provided with in described fan box, pressure transducer and temperature transducer, described air velocity transducer, pressure transducer, temperature transducer is connected with the receive data by wireless chip in microcontroller by data acquisition transmitting module, the output terminal of described microcontroller is connected with the motor in fan box by frequency variator.
Above-mentioned fan intelligent control system, wherein, described air velocity transducer is positioned on rear side of impeller, and described pressure transducer is positioned at airduct ingress.
Above-mentioned fan intelligent control system wherein, is wireless 433MH or Zigbee communication modes between the receive data by wireless chip of described microcontroller and data acquisition transmitting module.
Above-mentioned fan intelligent control system, wherein, described microcontroller is single-chip microcomputer or PLC, and described microcontroller is provided with Ethernet interface and RS485 communication interface.
Above-mentioned fan intelligent control system, wherein, the end of incoming cables of described electric control box is provided with current transformer, and described electric control box is provided with display screen, and described display screen is connected with the output terminal of microcontroller and shows current air quantity, blast, temperature and current signal in real time.
The utility model contrast prior art has following beneficial effect: the fan intelligent control system that the utility model provides, by arranging sensor in fan box, and to be connected with the receive data by wireless chip in microcontroller by data acquisition transmitting module and to transmit testing signal in real time, the output terminal of described microcontroller to be connected with the motor in fan box by frequency variator and to control rotation speed of fan, thus can the running state of automatic monitoring blower fan, improve Security and the controllability of system.
Accompanying drawing explanation
Fig. 1 is the utility model fan intelligent control system configuration diagram.
In figure:
1 electric control box 2 fan box 3 motor
4 impeller 5 airduct 6 air velocity transducers
7 pressure transducer 8 temperature transducer 9 data acquisition transmitting modules
10 microcontroller 11 frequency variator 12 current transformers
13 soft connector 14 RS485 connection 15 terminal boxes
Embodiment
Below in conjunction with drawings and Examples, the utility model will be further described.
Fig. 1 is the utility model fan intelligent control system configuration diagram.
Refer to Fig. 1, the fan intelligent control system that the utility model provides comprises electric control box 1 and fan box 2, motor 3 is provided with in described fan box 2, the output terminal of described motor 3 is connected with impeller 4, the two ends of described fan box 2 are provided with airduct 5, wherein, microcontroller 10 is provided with in described electric control box 1, receive data by wireless chip is provided with in described microcontroller 10, air velocity transducer 6 is provided with in described fan box 2, pressure transducer 7 and temperature transducer 8, described air velocity transducer 6, pressure transducer 7, temperature transducer 8 is connected with the receive data by wireless chip in microcontroller 10 by data acquisition transmitting module 9, the output terminal of described microcontroller 10 is connected with the motor 3 in fan box 2 by frequency variator 11.
The fan intelligent control system that the utility model provides, wherein, described air velocity transducer 6 is positioned on rear side of impeller 4, and described pressure transducer 7 is positioned at airduct 5 ingress; Airduct 5 can be connected with blower fan by soft connector 13.It is wireless 433MH or Zigbee communication modes between the receive data by wireless chip of described microcontroller 10 and data acquisition transmitting module 9.Described microcontroller 10 can be single-chip microcomputer or PLC, and described microcontroller 10 is provided with Ethernet interface and RS485 communication interface.The end of incoming cables of described electric control box 1 is provided with current transformer 12, and described electric control box 1 is provided with display screen, and described display screen is connected with the output terminal of microcontroller 10 and shows current air quantity, blast, temperature and current signal in real time.
The fan intelligent control system that the utility model provides, is provided with clock chip in described microcontroller 10 and carries out timed power on/off; The end of incoming cables of described electric control box 1 is provided with current transformer 12, and described microcontroller 10 Real-time Collection is through the current signal of current transformer 12, and having the phenomenons such as supercurrent, three-phase imbalance, superhigh temperature can report to the police by autostop, realizes Intelligent automatic-control object.Concrete controlling functions is as follows:
1, the air velocity transducer installed of blower interior, the data acquisition transmitting module 9 that fan end is installed, by the data of sensor collected, every 3 seconds mean value once, sends a secondary data to the wireless interface receiving end in electric control box 1.
The air speed data collected and blower fan air intake sectional area are multiplied by and calculate for 3600 seconds by microcontroller 10 2, in electric control box 1 again, draw current air quantity hourly; And can by current airflow value display on a display screen.
The wind pressure data collected directly shows on a display screen by the microcontroller 10 3, in electric control box 1.
The temperature data collected directly shows on a display screen by the microcontroller 10 4, in electric control box 1.
5, current transformer 12 is arranged on the output terminal of electric control box wind contactor, and when the current value having electric current to be arrived by integrated circuit acquisition during current transformer 12, directly display on a display screen.
6, when having electric current by current transformer 12, when the unbalanced value of the current value appearance of three-phase circuit exceeds allowed band, IC chip sends the light current condenser that instruction disconnects control contactor, thus stops fan powering, and realizes the object of protection motor.
7, when having electric current by current transformer 12, when the total current value of three-phase circuit exceeds allowed band, IC chip sends the light current condenser that instruction disconnects control contactor, thus stops fan powering, and realizes the object of protection motor.
8, being integrated with clock chip in microcontroller 10, when opening timing start-up or shutdown command, arriving the instruction time, intergrated circuit master chip sends instruction and is switched on or switched off, the light current condenser of control contactor, thus fan is powered or is stopped power supply, and realizes the object of timed power on/off.
9, leave in microcontroller 10 and the Ethernet interface of PC communication, RS485 line and Zigbee tri-kinds of communication modes, blower fan can group net operation, and realizes the operation of PC telecommunication monitor and forecast blower fan.Microcontroller 10 can be connected with terminal box 15 by RS485 connection 14.
10, the air speed data collected and blower fan air intake sectional area are multiplied by and calculate for 3600 seconds by microcontroller 10 again, draw current air quantity hourly.Calculate the frequency of supply that current frequency variator exports again, by changing frequency of supply with 485 communications of frequency variator, thus changing the motor speed of blower fan, changing the rotating speed of impeller simultaneously, but affect wind speed to change the change of air quantity.Such as: current wind speed 20 meter per second, be 1 square metre by the sectional area of air velocity transducer, current air quantity is: 20x1x3600=72000m3/h (cubic meter is per hour).The frequency of supply of current frequency variator is 50HZ.Air quantity 50000 cubic metres of operations per hour need be specified.Chip starts and inverter communication, send the instruction of reduction by 5% frequency of supply, after rotation speed of fan declines, the data gathering air velocity transducer calculate the air quantity after changing, as larger than 50000 cubic metres of air quantity hourly of specifying, then instruction frequency variator reduces frequency of supply again.If less than 50000 cubic metres of air quantity per hour of specifying, then instruction frequency variator increases frequency of supply and increases rotation speed of fan.Realize transient equiliblium within 3% up and down what specify air quantity, realize the function of specifying air quantity to run, reach energy-conservation object.
11, the utility model in like manner can realize specifying blast to run, and realize energy-conservation object, this is no longer going to repeat them.
Although the utility model discloses as above with preferred embodiment; so itself and be not used to limit the utility model; any those skilled in the art; not departing from spirit and scope of the present utility model; when doing a little amendment and perfect, therefore protection domain of the present utility model is when being as the criterion of defining with claims.
Claims (5)
1. a fan intelligent control system, comprise electric control box (1) and fan box (2), motor (3) is provided with in described fan box (2), the output terminal of described motor (3) is connected with impeller (4), the two ends of described fan box (2) are provided with airduct (5), it is characterized in that, microcontroller (10) is provided with in described electric control box (1), described microcontroller is provided with receive data by wireless chip in (10), air velocity transducer (6) is provided with in described fan box (2), pressure transducer (7) and temperature transducer (8), described air velocity transducer (6), pressure transducer (7), temperature transducer (8) is connected with the receive data by wireless chip in microcontroller (10) by data acquisition transmitting module (9), the output terminal of described microcontroller (10) is connected with the motor (3) in fan box (2) by frequency variator (11).
2. fan intelligent control system as claimed in claim 1, is characterized in that, described air velocity transducer (6) is positioned at impeller (4) rear side, and described pressure transducer (7) is positioned at airduct (5) ingress.
3. fan intelligent control system as claimed in claim 1, it is characterized in that, be wireless 433MH or Zigbee communication modes between the receive data by wireless chip of described microcontroller (10) and data acquisition transmitting module (9).
4. fan intelligent control system as claimed in claim 1, it is characterized in that, described microcontroller (10) is single-chip microcomputer or PLC, and described microcontroller (10) is provided with Ethernet interface and RS485 communication interface.
5. fan intelligent control system as claimed in claim 1, it is characterized in that, the end of incoming cables of described electric control box (1) is provided with current transformer (12), described electric control box (1) is provided with display screen, and described display screen is connected with the output terminal of microcontroller (10) and shows current air quantity, blast, temperature and current signal in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420418784.5U CN204175620U (en) | 2014-07-28 | 2014-07-28 | A kind of fan intelligent control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420418784.5U CN204175620U (en) | 2014-07-28 | 2014-07-28 | A kind of fan intelligent control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204175620U true CN204175620U (en) | 2015-02-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420418784.5U Expired - Fee Related CN204175620U (en) | 2014-07-28 | 2014-07-28 | A kind of fan intelligent control system |
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| Country | Link |
|---|---|
| CN (1) | CN204175620U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222299A (en) * | 2015-10-16 | 2016-01-06 | 南京佳力图空调机电有限公司 | A kind of device increasing return air pressure |
| CN105277350A (en) * | 2015-10-27 | 2016-01-27 | 林蓉瑶 | Fan performance monitoring experiment device |
| CN105465029A (en) * | 2016-01-11 | 2016-04-06 | 北京北排水环境发展有限公司 | Air blower variable-frequency control device based on power frequency motor and control method for air blower variable-frequency control device |
| CN106541958A (en) * | 2016-12-07 | 2017-03-29 | 中车株洲电力机车有限公司 | A kind of rail locomotive subsidiary engine ventilating system monitoring method and ventilating system |
| CN106949082A (en) * | 2017-05-03 | 2017-07-14 | 陆丽宁 | A kind of intellectual control device for double circuit fan |
| CN110270187A (en) * | 2019-07-09 | 2019-09-24 | 青岛港湾职业技术学院 | Dust-collecting equipment is used in a kind of new and effective glass polishing |
| CN112267908A (en) * | 2020-09-28 | 2021-01-26 | 安徽华城兴建材科技有限公司 | Built-in ventilation pipe of reinforced fiber cement explosion-proof wall |
-
2014
- 2014-07-28 CN CN201420418784.5U patent/CN204175620U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222299A (en) * | 2015-10-16 | 2016-01-06 | 南京佳力图空调机电有限公司 | A kind of device increasing return air pressure |
| CN105222299B (en) * | 2015-10-16 | 2018-03-06 | 南京佳力图机房环境技术股份有限公司 | A kind of device for increasing return air pressure |
| CN105277350A (en) * | 2015-10-27 | 2016-01-27 | 林蓉瑶 | Fan performance monitoring experiment device |
| CN105465029A (en) * | 2016-01-11 | 2016-04-06 | 北京北排水环境发展有限公司 | Air blower variable-frequency control device based on power frequency motor and control method for air blower variable-frequency control device |
| CN105465029B (en) * | 2016-01-11 | 2017-06-27 | 北京北排水环境发展有限公司 | A kind of blower variable frequency control device and its control method based on power frequency motor |
| CN106541958A (en) * | 2016-12-07 | 2017-03-29 | 中车株洲电力机车有限公司 | A kind of rail locomotive subsidiary engine ventilating system monitoring method and ventilating system |
| CN106949082A (en) * | 2017-05-03 | 2017-07-14 | 陆丽宁 | A kind of intellectual control device for double circuit fan |
| CN106949082B (en) * | 2017-05-03 | 2018-11-02 | 广东华信机电安装有限公司 | A kind of intellectual control device for double circuit fan |
| CN110270187A (en) * | 2019-07-09 | 2019-09-24 | 青岛港湾职业技术学院 | Dust-collecting equipment is used in a kind of new and effective glass polishing |
| CN112267908A (en) * | 2020-09-28 | 2021-01-26 | 安徽华城兴建材科技有限公司 | Built-in ventilation pipe of reinforced fiber cement explosion-proof wall |
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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: 20150225 Termination date: 20160728 |