CN204853836U - Central air conditioning water pump intelligence variable frequency control cabinet - Google Patents
Central air conditioning water pump intelligence variable frequency control cabinet Download PDFInfo
- Publication number
- CN204853836U CN204853836U CN201520657778.XU CN201520657778U CN204853836U CN 204853836 U CN204853836 U CN 204853836U CN 201520657778 U CN201520657778 U CN 201520657778U CN 204853836 U CN204853836 U CN 204853836U
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- water pump
- frequency
- central air
- data acquisition
- sensor
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Abstract
The utility model discloses a central air conditioning water pump intelligence variable frequency control cabinet, including intelligent fuzzy controller, data acquisition device, industrial computer, auto -change over device and converter, the data acquisition device even has cooling water inlet sensor, coolant outlet sensor, refrigerated water import sensor and refrigerated water export sensor, be provided with pressure sensor between refrigerated water export sensor and the data acquisition device, the converter even has the frequency conversion control circuit, the frequency conversion control circuit even has freezing water pump and cooling water pump, auto -change over device even has the relay, the relay even has power frequency control circuit, power frequency control circuit is connected with freezing water pump and cooling water pump respectively, this central air conditioning water pump intelligence variable frequency control cabinet control accuracy is high and energy -conserving effectual.
Description
Technical field
The utility model relates to a kind of water pump of central air conditioner intelligent frequency-conversion switch board.
Background technology
At present, the energy-saving and frequency-variable functions of the equipments on market are more single: form a simple control loop with hardware such as frequency converter, relay, PLC or single-chip microcomputers, control accuracy is not high, and energy-saving effect is limited.And, in whole production process, the data relevant to production technology, such as: the parameter that line voltage, output current of frequency converter, output voltage, plant capacity, flow, pressure, liquid level etc. are relevant, can only monitor with various indicator lamp with the voltmeter that VFC cabinet panel is arranged, ammeter, frequency meter etc., poor reliability, accurately can not reflect the continuous data of whole production, because of needs manual intervention operation, cause operation and maintenance person works intensity comparatively large, also there is the hidden danger causing the system failure because of maloperation.
Utility model content
The technical problems to be solved in the utility model is to provide the water pump of central air conditioner intelligent frequency-conversion switch board of a kind of control accuracy height and good energy-conserving effect.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of water pump of central air conditioner intelligent frequency-conversion switch board, comprise intelligent fuzzy controller, data acquisition unit, industrial computer, switching device shifter and frequency converter, described intelligent fuzzy controller respectively with data acquisition unit, industrial computer, switching device shifter is connected with frequency converter, described data acquisition unit is connected with cooling water inlet sensor, coolant outlet sensor, chilled water inlet sensor and chilled water outlet sensor, pressure sensor is provided with between described chilled water outlet sensor and data acquisition unit, described frequency converter is connected with frequency conversion control circuit, described frequency conversion control circuit is connected with chilled water pump and cooling water pump, described switching device shifter is connected with relay, described relay is connected with industrial frequency control circuit, described industrial frequency control circuit is connected with chilled water pump and cooling water pump respectively.
As preferably, described industrial computer is connected with touch display screen, easy to operate.
As preferably, described industrial computer is connected with mixed-media network modules mixed-media, achieves remote control function.
As preferably, described data acquisition unit is connected with speed probe, timely feedback device working condition, the convenient investigation when device fails.
As preferably, described chilled water pump and cooling water pump are provided with flowmeter, convenient control chilled water pump and cooling water pump running.
The beneficial effects of the utility model are: this water pump of central air conditioner intelligent frequency-conversion switch board gathers indoor temperature parameter, through intelligent fuzzy controller analysis, to ensure that equipment reaches optimum Working by data acquisition unit; Device detects the pressure of chilled water pipeline end by pressure sensor, ensure that system is normally run; When equipment breaks down, switching device shifter automatically switching power frequency, ensure that the normal work of equipment.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of water pump of central air conditioner intelligent frequency-conversion of the utility model switch board.
Detailed description of the invention
As shown in Figure 1, a kind of water pump of central air conditioner intelligent frequency-conversion switch board, comprise intelligent fuzzy controller, data acquisition unit, industrial computer, switching device shifter and frequency converter, described intelligent fuzzy controller respectively with data acquisition unit, industrial computer, switching device shifter is connected with frequency converter, described data acquisition unit is connected with cooling water inlet sensor, coolant outlet sensor, chilled water inlet sensor and chilled water outlet sensor, pressure sensor is provided with between described chilled water outlet sensor and data acquisition unit, described frequency converter is connected with frequency conversion control circuit, described frequency conversion control circuit is connected with chilled water pump and cooling water pump, described switching device shifter is connected with relay, described relay is connected with industrial frequency control circuit, described industrial frequency control circuit is connected with chilled water pump and cooling water pump respectively.
Described industrial computer is connected with touch display screen, easy to operate.
Described industrial computer is connected with mixed-media network modules mixed-media, achieves remote control function.
Described data acquisition unit is connected with speed probe, timely feedback device working condition, the convenient investigation when device fails.
Described chilled water pump and cooling water pump are provided with flowmeter, convenient control chilled water pump and cooling water pump running.
The beneficial effects of the utility model are: this water pump of central air conditioner intelligent frequency-conversion switch board gathers indoor temperature parameter, through intelligent fuzzy controller analysis, to ensure that equipment reaches optimum Working by data acquisition unit; Device detects the pressure of chilled water pipeline end by pressure sensor, ensure that system is normally run; When equipment breaks down, switching device shifter automatically switching power frequency, ensure that the normal work of equipment.
The above, be only detailed description of the invention of the present utility model, but protection domain of the present utility model is not limited thereto, and any change of expecting without creative work or replacement, all should be encompassed within protection domain of the present utility model.
Claims (5)
1. a water pump of central air conditioner intelligent frequency-conversion switch board, it is characterized in that: comprise intelligent fuzzy controller, data acquisition unit, industrial computer, switching device shifter and frequency converter, described intelligent fuzzy controller respectively with data acquisition unit, industrial computer, switching device shifter is connected with frequency converter, described data acquisition unit is connected with cooling water inlet sensor, coolant outlet sensor, chilled water inlet sensor and chilled water outlet sensor, pressure sensor is provided with between described chilled water outlet sensor and data acquisition unit, described frequency converter is connected with frequency conversion control circuit, described frequency conversion control circuit is connected with chilled water pump and cooling water pump, described switching device shifter is connected with relay, described relay is connected with industrial frequency control circuit, described industrial frequency control circuit is connected with chilled water pump and cooling water pump respectively.
2. water pump of central air conditioner intelligent frequency-conversion switch board according to claim 1, is characterized in that: described industrial computer is connected with touch display screen.
3. water pump of central air conditioner intelligent frequency-conversion switch board according to claim 2, is characterized in that: described industrial computer is connected with mixed-media network modules mixed-media.
4. water pump of central air conditioner intelligent frequency-conversion switch board according to claim 3, is characterized in that: described data acquisition unit is connected with speed probe.
5. water pump of central air conditioner intelligent frequency-conversion switch board according to claim 4, is characterized in that: described chilled water pump and cooling water pump are provided with flowmeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520657778.XU CN204853836U (en) | 2015-08-28 | 2015-08-28 | Central air conditioning water pump intelligence variable frequency control cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520657778.XU CN204853836U (en) | 2015-08-28 | 2015-08-28 | Central air conditioning water pump intelligence variable frequency control cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204853836U true CN204853836U (en) | 2015-12-09 |
Family
ID=54744378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520657778.XU Expired - Fee Related CN204853836U (en) | 2015-08-28 | 2015-08-28 | Central air conditioning water pump intelligence variable frequency control cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204853836U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105674489A (en) * | 2016-01-27 | 2016-06-15 | 深圳市奥宇节能技术股份有限公司 | Optimal control method and system of central air conditioner water pump |
| CN109373523A (en) * | 2018-11-21 | 2019-02-22 | 广州凌智能科技有限公司 | A kind of central air-conditioning centralized control system |
-
2015
- 2015-08-28 CN CN201520657778.XU patent/CN204853836U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105674489A (en) * | 2016-01-27 | 2016-06-15 | 深圳市奥宇节能技术股份有限公司 | Optimal control method and system of central air conditioner water pump |
| CN105674489B (en) * | 2016-01-27 | 2019-02-05 | 深圳市奥宇节能技术股份有限公司 | A kind of optimal control method and system of water pump of central air conditioner |
| CN109373523A (en) * | 2018-11-21 | 2019-02-22 | 广州凌智能科技有限公司 | A kind of central air-conditioning centralized control system |
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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: 20151209 Termination date: 20160828 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |