CN210088998U - Evaporative cooling ventilation air conditioning unit capable of changing secondary air volume of indirect evaporative cooler - Google Patents
Evaporative cooling ventilation air conditioning unit capable of changing secondary air volume of indirect evaporative cooler Download PDFInfo
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- CN210088998U CN210088998U CN201920105581.3U CN201920105581U CN210088998U CN 210088998 U CN210088998 U CN 210088998U CN 201920105581 U CN201920105581 U CN 201920105581U CN 210088998 U CN210088998 U CN 210088998U
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- air
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- evaporative cooling
- indirect evaporative
- secondary air
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
The utility model discloses an evaporative cooling ventilation air conditioning unit for changing the secondary air quantity of an indirect evaporative cooler, which comprises a shell, wherein an air inlet unit and an air supply port are respectively arranged at two corresponding sides of the shell, and a primary filter, a secondary air supply unit, a horizontal tube type indirect evaporative cooling unit, a direct evaporative cooling unit, a water baffle and an air supply fan are sequentially arranged in the air inlet unit according to the air flowing direction; the air inlet unit comprises a primary air inlet and a secondary air inlet which are vertically arranged from top to bottom. The utility model discloses evaporative cooling ventilation air conditioning unit has the characteristics of the big amount of wind, little enthalpy difference and cooling humidification again to adopt the air supply unit of the automatic change overgrate air amount of wind, make whole unit can control indirect evaporative cooler's operational aspect according to indoor temperature's change, reduce the unnecessary energy waste, reduce the energy consumption of using, have fine use value.
Description
Technical Field
The utility model belongs to the technical field of air conditioning equipment, concretely relates to change evaporative cooling ventilation air conditioning unit of indirect evaporative cooler secondary amount of wind.
Background
Under the national strategy of energy conservation and emission reduction, the utilization of renewable energy sources is more and more concerned by people. For example, the use of solar energy, wind energy, water energy, geothermal energy, and the like. The energy-saving and environment-friendly evaporative cooling ventilation air-conditioning system is more and more popular among people, and evaporative cooling equipment is more widely used, so that the aim of reducing energy consumption is further fulfilled.
In the existing air conditioning unit of a building, the secondary air volume of an indirect evaporative cooler cannot be regulated according to the actual indoor situation, the operation cost of an air conditioner is increased, and the energy is lost.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a change evaporative cooling ventilation air conditioning unit of indirect evaporative cooler secondary amount of wind has solved the unable regulation and control secondary amount of wind of current air conditioning unit, the big problem of energy loss.
The utility model adopts the technical scheme that an evaporative cooling ventilation air conditioning unit for changing the secondary air quantity of an indirect evaporative cooler comprises a shell, wherein an air inlet unit and an air supply air port are respectively arranged at two corresponding sides of the shell, and a primary filter, a secondary air supply unit, a horizontal tube type indirect evaporative cooling unit, a direct evaporative cooling unit, a water baffle and an air supply fan are sequentially arranged in the air inlet unit according to the air flowing direction;
the air inlet unit comprises a primary air inlet and a secondary air inlet which are vertically arranged from top to bottom.
The utility model is also characterized in that,
the secondary air supply unit comprises a fan, and the fan is connected with the variable frequency motor, the converter and the temperature sensor through circuits in sequence; the temperature sensor is located outside the housing.
The horizontal pipe type indirect evaporative cooling unit comprises a water distributor a, a filler a, a horizontal pipe type indirect evaporative cooler and a water collecting tank a which are sequentially arranged from top to bottom;
the water distributor a and the water collecting tank a are connected through a circulating water pipe a;
and a secondary air outlet is also arranged on the shell corresponding to the top of the horizontal tube type indirect evaporative cooler.
The circulating water pipe a is provided with a circulating water pump a and a water filter a.
The direct evaporative cooling unit comprises a water distributor b, a filler b and a water collecting tank b which are arranged from top to bottom in sequence;
the water distributor b and the water collecting tank b are connected through a circulating water pipe b.
The circulating water pipe b is also provided with a circulating water pump b and a water filter b.
An air valve is arranged in the primary air inlet.
The air supply fan is connected with the motor through a circuit.
The utility model has the advantages that:
(1) the utility model discloses evaporative cooling ventilation air conditioning unit, outdoor new trend gets into the casing through primary air intake and overgrate air intake, after the filtration purification of primary filter, the overgrate air is sent into the wet passageway and the water film of indirect evaporative cooler under the pressurization of overfire fan and is carried out heat and humidity exchange, and then comes the air in the cooling tube; the primary air enters a plate pipe of the horizontal pipe type indirect evaporative cooler and is cooled by equal-humidity cooling;
(2) the utility model discloses evaporative cooling ventilation air conditioning unit, the air after the equal humidity cooling enters into the direct evaporative cooler, carries out heat and humidity exchange with water on the filler, is cooled down and humidified by the equal enthalpy;
(3) the utility model discloses evaporative cooling ventilation air conditioning unit can pass through the rotational speed of the effectual control fan of temperature sensor through having set up the overgrate air supply unit to the intake of control overgrate air has not only reduced the loss of the energy, has saved cooling tower and complicated pipe network system moreover, makes whole air conditioning system operation maintenance simple, has reduced use cost.
Drawings
FIG. 1 is a schematic structural view of an evaporative cooling ventilation air conditioning unit of the present invention;
fig. 2 is a schematic structural diagram of a secondary air supply unit in the evaporative cooling ventilation air conditioning unit.
In the figure, 1, a primary air inlet, 2, a secondary air inlet, 3, an air valve, 4, a shell, 5, a primary filter, 6, a temperature sensor, 7, a converter, 8, a variable frequency motor, 9, a fan, 10, a horizontal tube type indirect evaporative cooler, 11, a water collecting tank a, 12, a filler a, 13, a secondary air outlet, 14, a water distributor a, 15, a circulating water pump b, 16, a water filter b, 17, a water collecting tank b, 18, a circulating water pipe b, 19, a filler b, 20, a water baffle, 21, a motor, 22, an air supply fan, 23, an air supply outlet, 24, a circulating water pipe a, 25, a circulating water pump a, 26, a water filter a, 27 and a water distributor b are arranged.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model relates to an evaporative cooling ventilation air conditioning unit for changing the secondary air quantity of an indirect evaporative cooler, as shown in figure 1, comprising a shell 4, wherein an air inlet unit and an air supply air port 23 are respectively arranged at two corresponding sides of the shell 4, and a primary filter 5, a secondary air supply unit, a horizontal tube type indirect evaporative cooling unit, a direct evaporative cooling unit, a water baffle 20 and an air supply fan 22 are sequentially arranged in the air inlet unit according to the air flowing direction; the air inlet unit comprises a primary air inlet 1 and a secondary air inlet 2 which are vertically arranged from top to bottom.
The water baffle 20 adopts dry type packing for filtering out redundant moisture in the air
As shown in fig. 2, the secondary air supply unit comprises a fan 9, the fan 9 is connected with a variable frequency motor 8, a converter 7 and a temperature sensor 6 through a circuit in sequence, and the temperature sensor 6 is positioned outside the shell 4. The temperature sensor 6 transmits the room temperature information to the converter 7, the converter 7 transmits the information to the variable frequency motor 8, the converter 7 controls the rotation speed of the variable frequency motor 8 by receiving the information of the temperature sensor 6 to control the current, the variable frequency motor 8 controls the operation of the fan 9, and the secondary air volume is controlled by changing the rotation speed of the motor 8.
The horizontal pipe type indirect evaporative cooling unit comprises a water distributor a14, a filler a12, a horizontal pipe type indirect evaporative cooler 10 and a water collecting tank a11 which are arranged from top to bottom in sequence; the water distributor a14 and the water collecting tank a11 are connected through a circulating water pipe a 24; the shell 4 corresponding to the top of the horizontal tube type indirect evaporative cooler 10 is also provided with a secondary air outlet 13 for discharging secondary air to the outside.
The circulating water pipe a24 is provided with a circulating water pump a25 and a water filter a 26.
The circulating water pump a25 provides power, the circulating water is sent to the water distributor a14 through the circulating water pipe a24, the water distributor a14 sprays the circulating water downwards, and the circulating water exchanges heat with air in the horizontal pipe type indirect evaporative cooler 10.
The horizontal tube indirect evaporative cooler 10 includes a plurality of horizontally arranged tube bundles.
The direct evaporative cooling unit comprises a water distributor b27, a filler b19 and a water collecting tank b17 which are arranged from top to bottom in sequence; the water distributor b27 and the water collecting tank b17 are connected through a circulating water pipe b 18. The filler b19 increases the area of the air in contact with the water film. The circulating water pipe b18 is also provided with a circulating water pump b15 and a water filter b 16.
An air valve 3 is arranged in the primary air inlet 1, and the air valve 3 controls the air inlet amount in the primary air inlet 1.
The air supply fan 22 is connected with the motor 21 through a circuit, and the motor 21 drives the air supply fan 22 to move.
The utility model discloses evaporative cooling ventilation air conditioning unit's working process as follows:
outdoor fresh air enters the primary filter 5 through the primary air inlet 1 and the secondary air inlet 2 respectively, and continues to flow after being filtered.
The secondary air passing through the primary filter 5 enters a wet channel of the horizontal tube type indirect evaporative cooler 10 under the pressurization of the secondary air fan 9, and carries out heat and moisture exchange with a water film attached to the outer wall of the plate tube pipeline, so that the local part is cooled.
The primary air passing through the primary filter 5 enters the dry channel of the horizontal tube indirect evaporative cooler 10, and sensible heat exchange is performed in the tube-in-tube so that the air is cooled by constant humidity.
The primary air cooled by the iso-humidity enters the direct evaporative cooling unit, and performs heat and humidity exchange with the water film attached to the filler b19, so that the primary air is cooled and humidified by the iso-enthalpy.
The primary air cooled and humidified by the isenthalpic air passes through the water baffle plate 20, and due to the water blocking effect of the water baffle plate 20, the redundant moisture in the air is retained and is sent into the room through the blower 22.
Under the condition that summer or outdoor temperature is high, the heat to indoor transmission is more, indoor temperature rises, temperature sensor 6 is through measuring indoor air temperature, with signal transmission for converter 7, and converter 7 is through increasing the electric current for inverter motor 8, make inverter motor 8 operate with the biggest rotational speed, and then drive fan 9, increase overgrate air flow, make the air quantity that gets into the wet passageway of horizontal tubular indirect evaporative cooler 10 increase, strengthen the heat and moisture exchange of overgrate air and the attached water film on the board pipe outer wall, furthest cools off the intraductal primary air of board, finally, primary air gets into direct evaporative cooling unit again, carry out heat and moisture exchange with the water film that attaches to on the filler, make the air cooled by the isenthalpic humidification. Therefore, the primary air is cooled twice through equal-humidity cooling and equal-enthalpy cooling to achieve the maximum temperature reduction so as to meet the indoor temperature requirement.
In a transition season, the outdoor temperature is not high, the heat transferred to the indoor is not much, at the moment, the temperature sensor 6 transfers a signal to the converter 7 by measuring the indoor air temperature, and the converter 7 only needs to adjust the current for the variable frequency motor 8 to be lower than the rated current, and then the cooling effect of indirect evaporative cooling can be reduced a little. And finally, enabling the primary air subjected to equal-humidity cooling to enter the direct evaporative cooling unit to be subjected to equal-enthalpy humidification cooling. Thus, the primary air is cooled twice through the horizontal tube type indirect evaporative cooler-direct evaporative cooler which are not operated at full power, and the temperature is reduced to meet the indoor requirement on the temperature.
Under the operation condition in winter, the outdoor temperature is low, and the heat that transmits to indoor is few, and temperature sensor 6 is through measuring indoor air temperature, with signal transmission for converter 7, and converter 7 will give inverter motor 8 the electric current transfer to 0, just also can not have the secondary air to be sent into the wet passageway of horizontal tubular indirect evaporative cooler 10, only opens direct evaporative cooling unit, and the primary air is once cooled down through the isenthalpic humidification cooling. The requirement of indoor temperature can be met by cooling.
The utility model discloses evaporative cooling ventilation air conditioning unit has the characteristics of the big amount of wind, little enthalpy difference and cooling humidification again to adopt the air supply unit of the automatic change overgrate air amount of wind, make whole unit can control indirect evaporative cooler's operational aspect according to indoor temperature's change, reduce the unnecessary energy waste, reduce the energy consumption of using, have fine use value.
Claims (8)
1. The evaporative cooling ventilation air conditioning unit is characterized by comprising a shell (4), wherein an air inlet unit and an air supply air port (23) are respectively arranged on two corresponding sides of the shell (4), and a primary filter (5), a secondary air supply unit, a horizontal tube type indirect evaporative cooling unit, a direct evaporative cooling unit, a water baffle (20) and an air supply fan (22) are sequentially arranged in the air inlet unit according to the air flowing direction;
the air inlet unit comprises a primary air inlet (1) and a secondary air inlet (2) which are vertically arranged from top to bottom.
2. The evaporative cooling ventilation air conditioning unit for changing the secondary air volume of the indirect evaporative cooler as claimed in claim 1, wherein the secondary air supply unit comprises a fan (9), and the fan (9) is connected with a variable frequency motor (8), a converter (7) and a temperature sensor (6) through a circuit in sequence; the temperature sensor (6) is located outside the housing (4).
3. The evaporative cooling ventilation air conditioning unit capable of changing the secondary air volume of the indirect evaporative cooler as claimed in claim 1, wherein the horizontal tube type indirect evaporative cooling unit comprises a water distributor a (14), a filler a (12), a horizontal tube type indirect evaporative cooler (10) and a water collecting tank a (11) which are arranged in sequence from top to bottom;
the water distributor a (14) and the water collecting tank a (11) are connected through a circulating water pipe a (24);
and a secondary air outlet (13) is also arranged on the shell (4) corresponding to the top of the horizontal tube type indirect evaporative cooler (10).
4. The evaporative cooling ventilation air conditioning unit for changing the secondary air volume of the indirect evaporative cooler as claimed in claim 3, wherein a circulating water pump a (25) and a water filter a (26) are arranged on the circulating water pipe a (24).
5. The evaporative cooling ventilation air conditioning unit for changing the secondary air volume of the indirect evaporative cooler as claimed in claim 1, wherein the direct evaporative cooling unit comprises a water distributor b (27), a filler b (19) and a water collecting tank b (17) which are arranged from top to bottom in sequence;
the water distributor b (27) and the water collecting tank b (17) are connected through a circulating water pipe b (18).
6. The evaporative cooling ventilation air conditioning unit for changing the secondary air volume of the indirect evaporative cooler as claimed in claim 5, wherein a circulating water pump b (15) and a water filter b (16) are further arranged on the circulating water pipe b (18).
7. The evaporative cooling ventilation air conditioning unit for changing the secondary air volume of the indirect evaporative cooler as claimed in claim 1, wherein an air valve (3) is arranged in the primary air inlet (1).
8. The evaporative cooling ventilation air conditioning unit for changing the secondary air volume of the indirect evaporative cooler as claimed in claim 1, wherein the air supply fan (22) is connected with the motor (21) through a circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920105581.3U CN210088998U (en) | 2019-01-22 | 2019-01-22 | Evaporative cooling ventilation air conditioning unit capable of changing secondary air volume of indirect evaporative cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920105581.3U CN210088998U (en) | 2019-01-22 | 2019-01-22 | Evaporative cooling ventilation air conditioning unit capable of changing secondary air volume of indirect evaporative cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210088998U true CN210088998U (en) | 2020-02-18 |
Family
ID=69470349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920105581.3U Expired - Fee Related CN210088998U (en) | 2019-01-22 | 2019-01-22 | Evaporative cooling ventilation air conditioning unit capable of changing secondary air volume of indirect evaporative cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210088998U (en) |
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2019
- 2019-01-22 CN CN201920105581.3U patent/CN210088998U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 Termination date: 20210122 |
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| CF01 | Termination of patent right due to non-payment of annual fee |