CN204718438U - The enclosed cooling unit of the wet curtain of band and low pressure automatic water jetting heat sink - Google Patents
The enclosed cooling unit of the wet curtain of band and low pressure automatic water jetting heat sink Download PDFInfo
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- CN204718438U CN204718438U CN201520204049.9U CN201520204049U CN204718438U CN 204718438 U CN204718438 U CN 204718438U CN 201520204049 U CN201520204049 U CN 201520204049U CN 204718438 U CN204718438 U CN 204718438U
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- wet curtain
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Abstract
Enclosed with wet curtain and low pressure automatic water jetting heat sink cools a unit, it is characterized in that: comprise blower fan, heat exchanger, water injector and wet curtain; The top of described heat exchanger is located at by described blower fan, and updraft; Described wet curtain is located in the outside of described heat exchanger, heat exchanger and external environment to be intercepted; Described water injector comprises sparge pipe, the front end of sparge pipe is water spray import, sparge pipe is provided with successively pressure-reducing valve and magnetic valve in the rear of described water spray import, and the end of described sparge pipe is water spray outlet, the top of the corresponding described wet curtain of described water spray outlet is arranged, with moistening described wet curtain; Described magnetic valve is electrically connected with a controller, and this controller is electrically connected with a Temperature Humidity Sensor, and this Temperature Humidity Sensor is located in described external environment.The utility model can control injection flow rate in real time according to current environment humiture, and save water resource, and power consumption is low, without the need to carrying out sofening treatment to water, without the need to limiting water spraying time, small volume, cost is lower.
Description
Technical field
The utility model relates to a kind of enclosed cooling unit, is specifically related to a kind of enclosed with wet curtain and low pressure spray cooling system and cools unit.
Background technology
Usually, enclosed cooling unit is made up of heat exchanger, blower fan and control system.The cooling water temperature that cooling unit produces is usually high than environment dry-bulb temperature 5 degrees Celsius, such design when winter or environment temperature relatively low, generally technological requirement can be met from cooler water temperature out, but in the summer of sweltering heat, its leaving water temperature just seems higher, can not meet the requirement of cooling.
Also have a kind of common enclosed cooler, it has spraying function, accesses the lower cooling water of temperature in summer or temperature compared with Gao Shineng.The principle of this enclosed cooler adopts high-pressure hydraulic pump supercharging, and water under high pressure produces water smoke by atomizer, to reduce the air themperature entering enclosed cooler.But prior art has the following disadvantages: one, need booster pump, increase power consumption; Two, produce water smoke to need to carry out sofening treatment to water, otherwise can shower nozzle be blocked, also can fouling on heat exchangers, reduce heat exchange efficiency; Three, must limit water spraying time, general annual water spraying time is no more than 200 hours, otherwise will seriously reduce the heat exchanger fin life-span.
Separately have a kind of common enclosed cooler, which employs wet curtain structure, but it needs a set of water circulation system, adopt water pump dewing curtain water spray, and need collect the water flowed out from wet curtain and be stored in an open tank, water pump to draw water dewing curtain water spray from water tank again.This cover system complex structure, needs to increase small product size, and increases cost.
For this reason, how to solve the deficiency that above-mentioned prior art exists, just become the problem that the utility model will be studied.
Summary of the invention
The purpose of this utility model is to provide a kind of enclosed with wet curtain and low pressure automatic water jetting heat sink and cools unit, to solve many deficiencies that prior art exists.
For achieving the above object, the technical solution adopted in the utility model is: a kind of enclosed with wet curtain and low pressure automatic water jetting heat sink cools unit, comprises blower fan, heat exchanger, water injector and wet curtain; The top of described heat exchanger is located at by described blower fan, and updraft; Described wet curtain is located in the outside of described heat exchanger, described heat exchanger and external environment to be intercepted; Described water injector comprises sparge pipe, the front end of sparge pipe is water spray import, sparge pipe is provided with successively pressure-reducing valve and magnetic valve in the rear of described water spray import, and the end of described sparge pipe is water spray outlet, the top of the corresponding described wet curtain of described water spray outlet is arranged, with moistening described wet curtain;
Described magnetic valve is electrically connected with a controller, and this controller is electrically connected with a Temperature Humidity Sensor, and this Temperature Humidity Sensor is located in described external environment.
Related content in technique scheme is explained as follows:
1. in such scheme, described wet curtain is located in the outside of described heat exchanger, described heat exchanger and external environment is intercepted, to ensure that the air entering heat exchanger need first by wet curtain.
2. in such scheme, the top of described heat exchanger is located at by described blower fan, and updraft, and so that the setting area of described heat exchanger is generated negative pressure, the air permeable the being convenient to external environment curtain that wets enters the setting area of heat exchanger, and lowers the temperature to heat exchanger.
3., in such scheme, described pressure-reducing valve is used for the water that water spray import is come in be decompressed to be not less than 50 kPas, and general city tap-water presses about 300 kPas, does not therefore need booster pump.
4. in such scheme, described Temperature Humidity Sensor is used for testing environment temperature, humidity, and give described controller by real-time data transmission, the water content of air is instantly calculated by described controller, and calculate now required injection flow rate according to the air mass flow through described heat exchanger, and then control described magnetic valve break-make to control the injection flow rate of described water spray outlet.
5. in such scheme, the rear of described water spray import is also provided with a filter in the front of described pressure-reducing valve, with elimination impurities in water, thus can reduce the requirement to source water.
Operation principle of the present utility model is as follows: a kind of enclosed with wet curtain and low pressure automatic water jetting heat sink of the utility model cools unit, and wherein water injector comprises sparge pipe, pressure-reducing valve, magnetic valve, controller and Temperature Humidity Sensor.By described Temperature Humidity Sensor testing environment epidemic disaster, described controller calculates air humidity content, and calculates required injection flow rate according to the air mass flow through heat exchanger.The water advanced person entering water pipeline crosses pressure-reducing valve, reaches stable pressure, then makes actual injection flow rate consistent with the injection flow rate of theory demands by ratio switch time of magnetic valve.Described controller determines the need of water spray according to the difference of cooling unit leaving water temperature and design temperature, and do not need to spray water, magnetic valve often closes, and as needed water spray, then controls suitable injection flow rate according to above-mentioned parameter.
Compared to existing technologies, the utility model has following advantage:
1, injection flow rate can be controlled according to the actual requirements, not waste water resource;
2, spray mode heat exchanger is harmless, without water spraying time restriction, and maximized guarantee unit cooling effect;
3, drip moistening, without the need to sofening treatment of spraying water, save initial cost and operating cost;
4, do not need to use booster water pump, power consumption is low;
5, simple, the small volume of structure, advantage of lower cost.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of the utility model embodiment.
In above accompanying drawing: 1. blower fan; 2. heat exchanger; 3. wet curtain; 4. sparge pipe; 5. water spray import; 6. filter; 7. pressure-reducing valve; 8. magnetic valve; 9. water spray outlet; 10. controller; 11. Temperature Humidity Sensors; 12. water inlets; 13. delivery ports.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment: shown in accompanying drawing 1, a kind of enclosed with wet curtain and low pressure automatic water jetting heat sink cools unit, comprises blower fan 1, heat exchanger 2, water injector and wet curtain 3; The top of described heat exchanger 2 is located at by described blower fan 1, and updraft; Described wet curtain 3 is located in the outside of described heat exchanger 2, to be intercepted with external environment by described heat exchanger 2, to ensure that the air entering heat exchanger 2 need first by wet curtain 3.Described water injector comprises sparge pipe 4, the front end of sparge pipe 4 is water spray import 5, sparge pipe 4 is provided with filter 6, pressure-reducing valve 7 and magnetic valve 8 successively in the rear of described water spray import 5, the end of described sparge pipe 4 is water spray outlet 9, the top of the corresponding described wet curtain 3 of described water spray outlet 9 is arranged, with moistening described wet curtain 3;
Described magnetic valve 8 is electrically connected with a controller 10, and this controller 10 is electrically connected with a Temperature Humidity Sensor 11, and this Temperature Humidity Sensor 11 is located in described external environment.
Wherein, the updraft of described blower fan 1, so that the setting area of described heat exchanger 2 is generated negative pressure, the air permeable the being convenient to external environment curtain 3 that wets enters the setting area of heat exchanger 2, and lowers the temperature to heat exchanger 2.
Wherein, described filter 6 with elimination impurities in water, thus can reduce the requirement to source water.Described pressure-reducing valve 7 is decompressed to for the water of water spray import 5 being come in and is not less than 50 kPas, and general city tap-water presses about 300 kPas, does not therefore need booster pump.
Wherein, described Temperature Humidity Sensor 11 is for testing environment temperature, humidity, and give described controller 10 by real-time data transmission, the water content of air is instantly calculated by described controller 10, and calculate now required injection flow rate according to the air mass flow through described heat exchanger 2, and then control described magnetic valve 8 break-make to control the injection flow rate of described water spray outlet 9.
During work, as shown in Figure 1, the high-temperature cooling water in industrial production enters from the water inlet 12 of heat exchanger, produces the water compared with low temperature, flow out from the delivery port 13 of heat exchanger after heat exchanger cooling; Blower fan 1 operates, exhausting inside the heat exchanger 2 of cooling unit, negative pressure is produced inside unit, outside air outside unit first passes through wet curtain 3 under pressure reduction promotes, air themperature is reduced to close to wet-bulb temperature, again through heat exchanger 2, thus reduce the water temperature (air-flow direction is shown in arrow signal in figure) in heat exchanger 2; Controller 10 judges injection flow rate according to the cooling leaving water temperature of unit, design temperature and surrounding air humiture, then the suitable water yield is sprayed onto wet curtain 3 top, flows down from above, when air is by wet curtain 3, water vapor heat absorption on wet curtain 3, thus be decreased through the air themperature of wet curtain 3.
A kind of enclosed with wet curtain and low pressure automatic water jetting heat sink of the utility model cools unit, and wherein water injector comprises sparge pipe, pressure-reducing valve, magnetic valve, controller and Temperature Humidity Sensor.By described Temperature Humidity Sensor testing environment epidemic disaster, described controller calculates air humidity content, and calculates required injection flow rate according to the air mass flow through heat exchanger.The water advanced person entering water pipeline crosses pressure-reducing valve, reaches stable pressure, then makes actual injection flow rate consistent with the injection flow rate of theory demands by ratio switch time of magnetic valve.Described controller determines the need of water spray according to the difference of cooling unit leaving water temperature and design temperature, and do not need to spray water, magnetic valve often closes, and as needed water spray, then controls suitable injection flow rate according to above-mentioned parameter.
Compared to existing technologies, the utility model has following advantage:
1, injection flow rate can be controlled according to the actual requirements, not waste water resource;
2, spray mode heat exchanger is harmless, without water spraying time restriction, and maximized guarantee unit cooling effect;
3, drip moistening, without the need to sofening treatment of spraying water, save initial cost and operating cost;
4, do not need to use booster water pump, power consumption is low;
5, simple, the small volume of structure, advantage of lower cost.
Above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed within protection domain of the present utility model.
Claims (2)
1. an enclosed cooling unit for the wet curtain of band and low pressure automatic water jetting heat sink, is characterized in that: comprise blower fan, heat exchanger, water injector and wet curtain; The top of described heat exchanger is located at by described blower fan, and updraft; Described wet curtain is located in the outside of described heat exchanger, described heat exchanger and external environment to be intercepted; Described water injector comprises sparge pipe, the front end of sparge pipe is water spray import, sparge pipe is provided with successively pressure-reducing valve and magnetic valve in the rear of described water spray import, and the end of described sparge pipe is water spray outlet, the top of the corresponding described wet curtain of described water spray outlet is arranged, with moistening described wet curtain;
Described magnetic valve is electrically connected with a controller, and this controller is electrically connected with a Temperature Humidity Sensor, and this Temperature Humidity Sensor is located in described external environment.
2. enclosed cooling unit according to claim 1, is characterized in that: the rear of described water spray import is also provided with a filter in the front of described pressure-reducing valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520204049.9U CN204718438U (en) | 2015-04-07 | 2015-04-07 | The enclosed cooling unit of the wet curtain of band and low pressure automatic water jetting heat sink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520204049.9U CN204718438U (en) | 2015-04-07 | 2015-04-07 | The enclosed cooling unit of the wet curtain of band and low pressure automatic water jetting heat sink |
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| Publication Number | Publication Date |
|---|---|
| CN204718438U true CN204718438U (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520204049.9U Active CN204718438U (en) | 2015-04-07 | 2015-04-07 | The enclosed cooling unit of the wet curtain of band and low pressure automatic water jetting heat sink |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931591A (en) * | 2017-02-21 | 2017-07-07 | 青岛海尔空调器有限总公司 | The air-humidification method of humidification device |
| CN107782169A (en) * | 2017-06-13 | 2018-03-09 | 信易电热机械有限公司 | A kind of enclosed cooling device |
| WO2023024634A1 (en) * | 2021-08-25 | 2023-03-02 | 青岛海尔空调电子有限公司 | Method for controlling wet film humidifier, readable storage medium, and wet film humidifier |
-
2015
- 2015-04-07 CN CN201520204049.9U patent/CN204718438U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931591A (en) * | 2017-02-21 | 2017-07-07 | 青岛海尔空调器有限总公司 | The air-humidification method of humidification device |
| CN107782169A (en) * | 2017-06-13 | 2018-03-09 | 信易电热机械有限公司 | A kind of enclosed cooling device |
| WO2023024634A1 (en) * | 2021-08-25 | 2023-03-02 | 青岛海尔空调电子有限公司 | Method for controlling wet film humidifier, readable storage medium, and wet film humidifier |
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