CN203795531U - Variable-frequency constant-pressure water supply control system based on GPRS - Google Patents
Variable-frequency constant-pressure water supply control system based on GPRS Download PDFInfo
- Publication number
- CN203795531U CN203795531U CN201420130800.0U CN201420130800U CN203795531U CN 203795531 U CN203795531 U CN 203795531U CN 201420130800 U CN201420130800 U CN 201420130800U CN 203795531 U CN203795531 U CN 203795531U
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- CN
- China
- Prior art keywords
- water supply
- gprs
- plc controller
- water pump
- frequency converter
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y02B60/50—
Abstract
The utility model discloses a variable-frequency constant-pressure water supply control system based on GPRS. The system comprises a water pressure sensor, a PLC, a PID, a transducer, a water pump unit, a GPRS wireless communication circuit and a mobile terminal. The water pressure sensor is mounted at the water outlet of the water pump unit and is connected to the input ends of the PID and PLC. The PID comprises two output ends, one is connected to the transducer, and the other one is connected to the PLC. The transducer is connected to the PLC. The output ends of the PLC and transducer are connected to the control end of the water pump unit. The PLC is connected to the mobile terminal through the GPRS wireless communication circuit in a wireless manner. The system comprises the GPRS wireless communication circuit, the real-time state of constant-pressure water supply can be transmitted to residential property management personnel for grasping water supply states timely, and the system is energy saving, environment-friendly, instantaneous and reliable and has promised application prospect.
Description
Technical field
The utility model relates to a kind of constant pressure water supply monitoring system based on GPRS, belongs to energy saving water supply technical field.
Background technology
Along with development and the raising of people to domestic water quality of variable-frequency control technique, constant pressure water supply system has replaced traditional water system, generally for urbanite water consumption system.But constant pressure water supply system can't Real-Time Monitoring, to understand in real time the water supply situation of current community for Property Management of residence personnel, so that when for peak, low ebb, carry out artificial regulatory, and in the time that water system breaks down, the processing of making in time.
Utility model content
The purpose of this utility model is in order to overcome traditional constant pressure water supply system, can not Real-Time Monitoring, to understand in real time the problem of the water supply situation of current community for Property Management of residence personnel.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is:
A kind of constant pressure water supply monitoring system based on GPRS, it is characterized in that: comprise hydraulic pressure sensor, PLC controller, PID adjuster, frequency converter, water pump assembly, GPRS wireless communication line and mobile terminal, described hydraulic pressure sensor is arranged on the water side of water pump assembly, and respectively with PID adjuster, the input of PLC controller is connected, described PID adjuster is provided with two-way output, one tunnel is connected with frequency converter, another road is connected with PLC controller, described frequency converter is connected with PLC controller, described PLC controller, the output of frequency converter is connected with the control end of water pump assembly, described PLC controller is also by GPRS wireless communication line and mobile terminal wireless connections.
The aforesaid constant pressure water supply monitoring system based on GPRS, is characterized in that: also comprise warning circuit and watchdog circuit, described warning circuit is connected with PLC controller respectively with watchdog circuit.
The aforesaid constant pressure water supply monitoring system based on GPRS, is characterized in that: described frequency converter is FRENIC+5000G11S frequency converter.
The aforesaid constant pressure water supply monitoring system based on GPRS, is characterized in that: described water pump assembly is also connected with manual modulation valve.
The beneficial effects of the utility model are: the constant pressure water supply monitoring system based on GPRS of the present utility model, adopt PLC controller, frequency converter, PID adjuster, realize constant pressure water supply control system, and be provided with GPRS wireless communication line, can, by the real-time status of constant pressure water supply, send to Property Management of residence personnel, understand in time for water state, energy-conserving and environment-protective, reliable in real time, have a good application prospect.
Brief description of the drawings
Fig. 1 is the system block diagram of the constant pressure water supply monitoring system based on GPRS of the present utility model.
Detailed description of the invention
Below in conjunction with Figure of description, the utility model is described in further detail.Following examples are only for the technical solution of the utility model is more clearly described, and can not limit protection domain of the present utility model with this.
As shown in Figure 1, constant pressure water supply monitoring system based on GPRS, comprise hydraulic pressure sensor, PLC controller, PID adjuster, frequency converter, water pump assembly, GPRS wireless communication line and mobile terminal, hydraulic pressure sensor is arranged on the water side of water pump assembly, and respectively with PID adjuster, the input of PLC controller is connected, PID adjuster is provided with two-way output, one tunnel is connected with frequency converter, another road is connected with PLC controller, frequency converter is connected with PLC controller, PLC controller, the output of frequency converter is connected with the control end of water pump assembly, PLC controller is also by GPRS wireless communication line and mobile terminal wireless connections.
Also comprise warning circuit and watchdog circuit, described warning circuit is connected with PLC controller respectively with watchdog circuit, described warning circuit can constant pressure water supply system water supply time, while breaking down, carry out sound and light alarm; Described watchdog circuit, can, in the time that monitoring system meets accident (electrostatic interference etc.), when collapse, restart constant pressure water supply monitoring system, ensures normally to work.
Described frequency converter is FRENIC+5000G11S frequency converter, long service life, strong anti-interference performance; Described water pump assembly is also connected with manual modulation valve, so that the work of manual adjustments water pump assembly output.
Variable frequency regulating speed control, the wireless transmission of data is cores of constant pressure water supply system of the present utility model, the course of work is as follows, water direct weighting or decompression are delivered to pipe network outlet by water pump in Frequency Converter Control water pump assembly, the pressure at the pipe network outlet place recording according to hydraulic pressure sensor, and pressure signal is sent into PID adjuster, PID adjuster is according to the deviation of pressure set points and pressure actual value, pressure is carried out to PID adjusting, the given signal IRF of output frequency (4 ~ 20mA) gives frequency converter, frequency converter is controlled the rotating speed of water pump according to the given signal IRF of frequency, PID adjuster is also sent this signal into PLC controller, if when water supply volume can not reach setting pressure to 1 water pump full speed running greatly, PLC controller is put into power frequency operation by this water pump by converting operation, another water pump is put into converting operation simultaneously, realize the power frequency between many water pumps in water pump assembly, the switching of frequency conversion, PLC controller is by GPRS wireless communication line in the course of the work, by the real-time status of constant pressure water supply, send to Property Management of residence personnel, understand in time for water state, can be by the output of manual modulation valve control water pump assembly.
More than show and described general principle of the present utility model, principal character and advantage.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and manual, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. the constant pressure water supply monitoring system based on GPRS, it is characterized in that: comprise hydraulic pressure sensor, PLC controller, PID adjuster, frequency converter, water pump assembly, GPRS wireless communication line and mobile terminal, described hydraulic pressure sensor is arranged on the water side of water pump assembly, and respectively with PID adjuster, the input of PLC controller is connected, described PID adjuster is provided with two-way output, one tunnel is connected with frequency converter, another road is connected with PLC controller, described frequency converter is connected with PLC controller, described PLC controller, the output of frequency converter is connected with the control end of water pump assembly, described PLC controller is also by GPRS wireless communication line and mobile terminal wireless connections.
2. the constant pressure water supply monitoring system based on GPRS according to claim 1, is characterized in that: also comprise warning circuit and watchdog circuit, described warning circuit is connected with PLC controller respectively with watchdog circuit.
3. the constant pressure water supply monitoring system based on GPRS according to claim 1, is characterized in that: described frequency converter is FRENIC+5000G11S frequency converter.
4. the constant pressure water supply monitoring system based on GPRS according to claim 1, is characterized in that: described water pump assembly is also connected with manual modulation valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420130800.0U CN203795531U (en) | 2014-03-23 | 2014-03-23 | Variable-frequency constant-pressure water supply control system based on GPRS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420130800.0U CN203795531U (en) | 2014-03-23 | 2014-03-23 | Variable-frequency constant-pressure water supply control system based on GPRS |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203795531U true CN203795531U (en) | 2014-08-27 |
Family
ID=51377760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420130800.0U Expired - Fee Related CN203795531U (en) | 2014-03-23 | 2014-03-23 | Variable-frequency constant-pressure water supply control system based on GPRS |
Country Status (1)
| Country | Link |
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| CN (1) | CN203795531U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104818747A (en) * | 2015-05-05 | 2015-08-05 | 德州市科源给水配套工程开发有限公司 | Urban and rural water supply integrated pipe network pressure optimization dispatching intelligent control system and use method thereof |
| CN105625517A (en) * | 2014-11-11 | 2016-06-01 | 宁夏嘉翔自控技术有限公司 | Wireless control system for water supply of residential area |
| CN107190813A (en) * | 2017-07-05 | 2017-09-22 | 青岛诺亚水务工程有限公司 | It is a kind of to realize the control system of two sets of variable frequency water supply pump alternate runs |
-
2014
- 2014-03-23 CN CN201420130800.0U patent/CN203795531U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105625517A (en) * | 2014-11-11 | 2016-06-01 | 宁夏嘉翔自控技术有限公司 | Wireless control system for water supply of residential area |
| CN104818747A (en) * | 2015-05-05 | 2015-08-05 | 德州市科源给水配套工程开发有限公司 | Urban and rural water supply integrated pipe network pressure optimization dispatching intelligent control system and use method thereof |
| CN107190813A (en) * | 2017-07-05 | 2017-09-22 | 青岛诺亚水务工程有限公司 | It is a kind of to realize the control system of two sets of variable frequency water supply pump alternate runs |
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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: 20140827 Termination date: 20150323 |
|
| EXPY | Termination of patent right or utility model |