KR102346450B1 - Double circulation air cooling system based on water-cooled air conditioner and water-cooled chiller thereof - Google Patents

Abstract

The present invention comprises a first water cooling system (1), a second water cooling system (2) and a blower assembly (3), wherein the first water cooling system (1) and the second water cooling system (2) are respectively the blower assembly Installed at the air inlet and air outlet positions of (3), the natural wind 1A generated by the blower assembly 3 passes through the first water cooling system 1 at the air inlet position, and the primary cooling wind 1B ), and the primary cooling wind 1B passes through the second water cooling system 2 located at the air outlet position and is discharged while forming the secondary cooling wind 2A. A dual circulation wind cooling system based on a water cooling air conditioner and a water-cooled chiller thereof. According to the present invention, water cooling systems are installed respectively at the air inlet and air outlet positions on both sides of the blower assembly, and natural wind generated while the blower assembly is operating sequentially passes through the first water cooling system and the second water cooling system, and the air is cooled twice After being blown out through the air outlet, the effect of improving the cooling capacity is reached, and at the same time, there are advantages such as a simple structure and high efficiency.

Description

DOUBLE CIRCULATION AIR COOLING SYSTEM BASED ON WATER-COOLED AIR CONDITIONER AND WATER-COOLED CHILLER THEREOF

The present invention relates to the technical field of a chiller, and more particularly, to a dual circulation wind cooling system based on a water-cooled air conditioner and a water-cooled chiller thereof.

A water-cooled chiller of the prior art includes a housing, a blower assembly, a water tank, a water pump assembly, and a water evaporation carrier. Among them, the water evaporation carrier is installed inside the air inlet of the housing, and the water stored in the water tank is sprayed onto the water evaporation carrier by the water pump assembly, and the blower assembly drives the air to pass through the water evaporation carrier, It is allowed to vaporize at room temperature, and as water evaporates, it absorbs the heat of vaporization to humidify and cool itself and the surrounding air. Water that has not been evaporated is recycled by refluxing it into a water tank. The humidified and cooled air is blown out through the air outlet of the housing through the wind duct, so that people feel comfortable and cool. Since the cooling fan does not use a compressor and only a general fan is installed, energy consumption is low and the device cost is low, so it is well received by consumers.

Currently, since the conventional water-cooled chiller installs only one water circulation cooling system, the cooling effect is limited, and the cooling effect is not clear when used in hot and dry summer.

Chinese Patent Document No. CN 206269274 discloses a water-cooled cooling assembly of a dual circulation system, wherein the water-cooled cooling assembly of the dual circulation system includes a first circulation system and a second circulation system, wherein the first circulation system is water evaporation A wet curtain cooling device is included, and the second circulation system includes a device for cooling by exchanging heat with air while the first circulation system performs a cooling operation. The cooling fan equipped with the water-cooled cooling assembly includes a housing, a water evaporation wet curtain cooling device, a wind power generator, a water supply device and a rear cover, wherein the wind power generator includes a first blower assembly and a second blower assembly, The water evaporation wet curtain cooling device includes an array of heat exchange tubes and a water evaporation carrier. Although the above document discloses a dual circulation system, the two types of cold air delivery provided by the two circulation systems are practically still using the primary circulation cooling method, the air in the heat exchange tube undergoes energy exchange with water, The air cooling effect after circulation is limited, and at the same time, since two blowers are installed in the same water cooling system, the power and noise are large, and the cost is high, so it is not suitable for use at home.

SUMMARY OF THE INVENTION An object of the present invention is to solve the technical problems in which the water-cooled cooling effect of the conventional water-cooled air conditioner is not clear, the noise is large, and the cost is high. A cooling fan is provided.

In order to achieve the above object, the present invention uses the following technical solutions:

First, the present invention provides a dual circulation wind cooling system based on a water-cooled air conditioner, wherein the system includes a first water-cooling system, a second water-cooling system and a blower assembly, wherein the first water-cooling system and the second water-cooling system are each the blower Installed at the air inlet and air outlet positions of the assembly, the natural wind generated by the blower assembly passes through the first water cooling system at the air inlet position to form a primary cooling wind, and the primary cooling wind is at the air outlet position It is discharged while forming a secondary cooling wind through the second water cooling system located in the

The first water cooling system includes a circulating water pump, a water tank, a water storage tank, and a water evaporation carrier located at an air inlet position of the blower assembly, the water tank being located below the water evaporation carrier, and an inlet of the circulation water pump being It communicates with the water tank, the circulation water pump communicates with the water storage tank located above the water evaporation carrier through an upper water pipe, and the bottom of the water storage tank communicates with the water evaporation carrier.

An ice box is installed on the upper portion of the water evaporation carrier, and a lower hand hole communicating with the water evaporation carrier is formed at the bottom of the ice box.

The second water cooling system is a water evaporation assembly including a plurality of annular roll curtains installed at intervals, an ice box is installed at an upper end of the annular roll curtain, and a lower end is located above the water tank It is installed, and a lower hand hole communicating with each of the annular roll curtains is formed at the bottom of the ice box to correspond one by one.

Or, preferably, the second water cooling system is a water evaporation assembly including a plurality of annular roll curtains installed at intervals, and upper and lower ends of the annular roll curtain are respectively connected through a rotation shaft, and the rotation shaft is a driving device. and rotates the annular roll curtain, and a lower portion of the annular roll curtain is immersed in the water tank.

More preferably, a diaphragm is installed in the water tank, the diaphragm separates the water tank into a first water tank and a second water tank, and the circulation water pump communicates with the first water tank, A lower portion of each of the annular roll curtains is immersed in the second water tank.

More preferably, an ice box is installed at an upper portion of the water evaporation assembly, and a lower hand hole communicating with each of the annular roll curtains is formed in a lower portion of the ice box to correspond one by one.

A plurality of the annular roll curtains are installed in parallel.

The rotation shaft is installed perpendicular to the cross section of the air outlet of the blower assembly, and each of the annular roll curtains is installed perpendicular to the horizontal plane.

Second, the present invention also provides a water-cooled chiller comprising a housing and an air cooling system disposed inside the housing, wherein the air inlet and air outlet of the wind cooling system correspond to the air inlet opening and the air outlet opening on both sides of the housing, respectively, , the wind cooling system is the above-described dual circulation wind cooling system, and the natural wind generated in the wind cooling system is introduced through the air inlet opening of the housing and sequentially passes through the first water cooling system and the second water cooling system, After water cooling, it is discharged from the air exhaust opening of the housing.

The technical solution of the present invention has the following advantages:

A. In the present invention, water cooling systems are respectively installed at the air inlet and air outlet positions on both sides of the blower assembly, and natural wind generated while the blower assembly is operating sequentially passes through the first water cooling system and the second water cooling system, and the air is Since the ash is blown out through the air outlet after cooling, the effect of improving the cooling capacity is reached, and the structure is simple and the efficiency is high.

B. The second water cooling system of the present invention uses an annular roll curtain structure, and as the annular roll curtain rotates, the water in the water tank is distributed to the curtain, and the air is blown out through the air exhaust opening of the housing through the wet curtain, As the water evaporates, it absorbs the heat of vaporization and cools the air again. At the same time, after the ice in the ice box has melted, the ice water is sprayed from the lower hand hole at the bottom of the ice box toward the annular roll curtain in motion, thereby lowering the temperature of the annular roll curtain further to improve the cooling effect. It is more suitable for increasing the operating efficiency of the cooling fan and lowering the indoor temperature in the hot season.

In order to more clearly describe a specific embodiment of the present invention, the following is a brief introduction to the drawings to be used in the specific embodiment. Obviously, the drawings in the description below are some embodiments of the present invention, and a person skilled in the art may obtain other drawings according to these drawings without creative labor.
1 is a schematic diagram of the front structure of a first water-cooled chiller equipped with a dual circulation system provided by the present invention.
FIG. 2 is an orthographic cross-sectional view of the water evaporation assembly shown in FIG. 1 .
FIG. 3 is an axially projected cross-sectional view of the water evaporation assembly shown in FIG. 1 .
4 is a schematic diagram of the front structure of a second water-cooled chiller provided with a dual circulation system provided by the present invention.
5 is a schematic diagram of the front structure of the third water-cooled chiller provided with a dual circulation system provided by the present invention.

Hereinafter, the technical solution of the present invention will be clearly and completely described in conjunction with the drawings. Obviously, the described embodiments are some, not all of the embodiments of the present invention. Based on the embodiment of the present invention, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present invention.

As shown in Fig. 1, Fig. 1 is a schematic diagram of the front structure of a cooling fan provided with a dual circulation system provided by the present invention, wherein the dual circulation system is a first water cooling system (1), a second water cooling system (2) and a blower assembly (3), wherein the first water cooling system (1) and the second water cooling system (2) are respectively installed at the air inlet (31) and air outlet (32) positions of the blower assembly (3), and the blower assembly (3) ), the natural wind 1A generated by the air inlet 31 passes through the first water cooling system 1 at the position to form a primary cooling wind 1B, and the primary cooling wind 1B is ) is passed through the second water cooling system (2) located in the position to form a secondary cooling wind (2A) is discharged. When the same single natural wind sequentially passes through the first water cooling system 1 and the second water cooling system 2 and is cooled twice, the cooling effect is fast, and it is suitable for lowering the indoor temperature in hot summer.

Example One

1 , 2 and 3 , the first water cooling system 1 includes a circulation water pump 11 , a water tank 12 , a water storage tank 13 , and an air inlet 31 of the blower assembly 3 . ), the water tank 12 is located under the water evaporation carrier 14, and the inlet of the circulation water pump 11 communicates with the water tank 12 and circulates The water pump 11 communicates with the water storage tank 13 located above the water evaporation carrier 14 through the upper water pipe 4 , and the bottom of the water storage tank 13 communicates with the water evaporation carrier 14 .

Here, the moisture evaporating carrier 14 has a honeycomb-shaped structure, the material has a very good absorption performance, and numerous ventilation holes are distributed on the entire moisture evaporating carrier, and when the blower assembly is operated, the air located outside the moisture evaporating carrier A natural wind is formed by the action of the blower assembly 3, and the primary cooling wind is formed by penetrating the ventilation hole on the moisture evaporation carrier. The natural wind refers to a flow of air that is neither heated nor cooled.

The second water cooling system 2 is a water evaporation assembly including a plurality of annular roll curtains 21 installed at intervals, and upper and lower ends of the annular roll curtain 21 are respectively connected through a rotation shaft 22, and the rotation shaft Reference numeral 22 rotates the annular roll curtain 21 through a driving device, and the lower portion of the annular roll curtain 21 is immersed in the water tank 12 . The driving device is a motor (not shown), and the rotating shaft 22 includes an upper upper rotating shaft 221 and a lower rotating shaft 222 located inside the water tank, and the annular roll curtain 21 is installed on the two rotating shafts. , by rotating one rotating shaft through the driving device, the vertical movement of the annular roll curtain 21 is realized, wherein the rotating shaft 22 is installed on the roll curtain bracket.

As shown in Fig. 1, the specific operation is as follows:

The circulation water pump 11 sends the water in the water tank 12 to the water storage tank 13 through the upper water pipe 4 , and the water in the water storage tank 13 is sprayed on the water evaporation carrier 14 . The air driven by the blower assembly 3 is sucked in from the air inlet opening 71 of the housing 7 and passes through the water evaporation carrier 14 soaked in water, and the water evaporates and absorbs heat of vaporization to form water and By cooling the air, the primary cooling wind 1B is formed, the cooling water is refluxed to the water tank 12 and recycled, and the cooled primary cooling wind 1B is passed through the wind path of the blower assembly 3 It is blown into the ventilation hole of the roll curtain bracket (23). At this time, as the annular roll curtain 21 on the water evaporation assembly rotates, air is blown out through the air exhaust opening 72 of the housing 7 through the wet curtain, thereby forming a secondary cooling wind 2A, and the water As it evaporates, it absorbs the heat of vaporization and cools the air again. Unevaporated water on the annular roll curtain 21 on the roll curtain bracket 23 flows into the water tank 12 and is recycled.

Example 2

As shown in FIG. 4 , the difference between the present embodiment and the first embodiment is that in the second embodiment, the water tank 12 has a first water tank 121 and a second water tank 122 by a diaphragm 6 . , the circulation water pump 11 communicates with the first water tank 121 , and a lower portion of each annular roll curtain 21 is immersed in the second water tank 122 .

When the water-cooled air conditioner operates, the circulation water pump 11 sends the water in the first water tank 121 to the water storage tank 13 through the upper water pipe 4, and the water in the water storage tank 13 is transferred to the water evaporation carrier 14. The air, which is sprayed on the top and driven by the blower, is sucked in from the air inlet opening 71 of the housing 7 and passes through the water evaporation carrier 14 soaked in water, and the water evaporates and absorbs the heat of vaporization. and the air are cooled, and the cooled water is refluxed to the water tank 121 and recycled, and the cooled air is blown into the ventilation hole of the roll curtain bracket 23 through a blower windpipe. At this time, as the curtain on the water evaporation assembly rotates, air is blown out through the air exhaust opening 72 of the housing 7 through the wet annular roll curtain 21, and the water evaporates and absorbs heat of vaporization to cool the air again. . Since the non-evaporated water on the annular roll curtain 21 flows into the second water tank 122 and is recycled, evaporable cold water is continuously supplied.

Example 3

The difference from Example 1 is that, in Example 3, an ice box 5 is installed on the upper portion of the water evaporation carrier 14 , and the lower part of the ice box 5 has a lower hand hole communicating with the water evaporation carrier 14 . 51 is molded, and the drawing of this embodiment is not shown in the drawing, an ice box is added to the upper portion of the water evaporation carrier 14, ice is put in the ice box, and melted ice water is sprayed on the water evaporation carrier By doing so, the cooling effect of the water-cooled air conditioner is further improved, and the specific work process is omitted.

Example 4

The difference from Example 1 is that the second water cooling system 2 of Example 4 is a water evaporation assembly including a plurality of annular roll curtains 21 installed at intervals, and an upper end of the annular roll curtain 21 is provided with ice. The box 5 is installed, the lower end is installed on the upper part of the water tank 12, and the lower hand hole 51 communicating with each annular roll curtain 21 one by one corresponding to each of the annular roll curtains 21 is provided at the bottom of the ice box 5. is molded

Ice can be put in the ice box 5 in advance, and melted ice water is sprayed on the annular roll curtain 21, and the non-evaporated water on the annular roll curtain is returned to the water tank to be used in the first water cooling system, , since the annular roll curtain 21 is stopped, the primary cooling wind is cooled again under the action of ice water, thereby further improving the cooling effect of the water-cooled air conditioner, and the specific work process is omitted.

Example 5

The difference between this embodiment and the fourth embodiment is that by rotating each rotation shaft through the driving device, each annular roll curtain can be moved up and down, and in the present invention, preferably, the lower part of the annular roll curtain is immersed in a water tank The air is blown out through the air exhaust opening 72 of the housing 7 through the wet curtain, thereby forming the secondary cooling wind 2A, and the water absorbs vaporization heat while evaporating to cool the air again. Since the ice water is sprayed on the upper part of the annular roll curtain, the air cooling effect can reach the best effect.

During product operation, the circulation water pump 11 sends the water in the water tank 12 to the water storage tank 13 through the upper water pipe 4, and the water in the water storage tank 13 is sprayed on the water evaporation carrier. The air driven by the blower is absorbed from the air inlet opening 71 of the housing 7, passes through the moisture evaporation carrier 14 soaked in water, and the water evaporates and absorbs heat of vaporization to cool the water and air. , the cooled water is refluxed to the water tank 12 and recycled, and the cooled air is blown into the ventilation hole of the roll curtain bracket 23 through a blower airflow. At this time, as the annular roll curtain 21 on the water evaporation assembly rotates, ice water from which the ice in the ice box 5 is melted is sprayed toward the annular roll curtain 21 from the lower water hole 51 at the bottom of the ice box 5. As a result, the temperature of the annular roll curtain 21 can be lowered further. Air is blown out through the air exhaust opening 72 of the housing 7 via the wet annular roll curtain 21 , and the water absorbs vaporization heat as it evaporates to cool the air again. Since the non-evaporated water on the annular roll curtain 21 flows into the water tank 12 and is recycled, water that can be evaporated is continuously provided.

Example 6

The difference from Example 5 is that in Example 6, the water tank 12 is separated into a first water tank 121 and a second water tank 122 by a diaphragm 6, and the circulation water pump 11 is It communicates with the first water tank 121 , and a lower portion of each annular roll curtain 21 is immersed in the second water tank 122 .

Specifically, as shown in FIG. 5 , the first water tank 121 is disposed at the lower rear side of the housing 1 , the circulation water pump 11 is disposed in the first water tank 121 , and the water storage tank ( 13) is disposed on the upper part of the water evaporation carrier 14 and fixed on the inner wall of the housing 7, and the upper water pipe 4 communicates the circulation water pump 11 and the water storage tank 13.

Among them, the second water tank 122 is disposed at the lower front end of the housing 7 .

The water evaporation assembly is movably mounted between the air exhaust opening 72 of the housing 7 and the blower assembly 3 , and the lower part is immersed in water in the second water tank 122 .

The ice box 5 is movably installed on the top of the water evaporation assembly, and the lower hand hole 51 at the bottom of the ice box 5 is aimed directly at the annular roll curtain 21 on the water evaporation assembly.

During product operation, the circulation water pump 11 sends the water in the first water tank 121 to the water storage tank 13 through the upper water pipe 4 , and the water in the water storage tank 13 is on the water evaporation carrier 14 . is sprayed The air driven by the blower is sucked in from the air inlet opening 71 of the housing 7, passes through the water evaporation carrier 14 soaked in water, and the water evaporates and absorbs heat of vaporization to cool the water and air, , the cooled water is refluxed to the water tank 121 and recycled, and the cooled air is blown into the ventilation hole of the roll curtain bracket 23 through the blower windpipe, and at this time, the annular roll curtain 21 on the water evaporation assembly rotates While doing so, air is blown out through the air exhaust opening 72 of the housing 7 via the wet annular roll curtain 21, and the water evaporates and absorbs the heat of vaporization to cool the air again. At the same time, the ice water in which the ice in the ice box 5 is melted is sprayed from the lower water hole 51 at the bottom of the ice box 5 toward the annular roll curtain 21, so that the temperature of the annular roll curtain 21 can be lowered further, Improve the cooling effect. Since the ice water that is not evaporated on the annular roll curtain 21 flows into the second water tank 122 and is recycled, the ice water that can be evaporated is continuously provided.

A plurality of annular roll curtains 21 of each of the above-described embodiments are installed in parallel, a ventilation gap is formed between two annular roll curtains 21 adjacent to each other, and a ventilation gap is formed in the same annular roll curtain. And, the ventilation gap can be maintained to coincide with the air exhaust direction of the air outlet, and of course, can be installed in an inconsistent state, that is, both form a certain angle, and can cause an action to increase the wind resistance to some extent. , it is possible to improve the cooling effect of the secondary cooling wind, and a description thereof will be omitted here.

Preferably, the rotation shaft 22 is installed perpendicular to the cross section of the air outlet of the blower assembly 3, and each annular roll curtain 21 is installed perpendicular to the horizontal plane, so that the rotation shaft moves the annular roll curtain 21 up and down. can make it move.

Of course, it may be a structure in which both the first water cooling system is installed at the positions of the air inlet and the air outlet of the blower assembly, or a structure in which both of the second water cooling systems are installed, and after exchanging the first water cooling system and the second water cooling system, respectively It can also be installed at the air inlet and air outlet locations of the blower assembly. That is, even if the first water cooling system of FIG. 1 is installed at the air outlet position of the blower assembly and the second water cooling system is installed at the air inlet position of the blower assembly, the air cooling effect can be achieved in the same way, so the description will be omitted here. .

Obviously, the above-described embodiment is only for clearly explaining the example, not for limiting the implementation manner. A person skilled in the art may make other different types of changes or variations based on the above description. It is not necessary, nor is it necessary to give examples for every embodiment. Obvious changes or variations extended therefrom still fall within the protection scope of the present invention.

1 - 1st water cooling system, 1A - Natural wind, 1B - 1st cooling wind, 11 - Circulation water pump, 12 - Water tank, 121 - 1st water tank, 122- 2nd water tank, 13 - Water tank, 14 - Water evaporation carrier;
2-second water cooling system, 2A-2 secondary cooling wind, 21-annular roll curtain, 22-rotation shaft, 221-upper rotational shaft, 222-lower rotating shaft, 23-roll curtain bracket;
3 - blower assembly, 31 - air inlet, 32 - air outlet;
4 - upper water pipe;
5-ice box, 51-bottom handmade;
6-diaphragm;
7 - housing, 71 - air inlet opening, 72 - air outlet opening.

Claims (10)

In the dual circulation wind cooling system based on the water-cooled air conditioner,
The system is
a first water cooling system (1), a second water cooling system (2) and a blower assembly (3);
The first water cooling system 1 and the second water cooling system 2 are respectively installed at the air inlet and air outlet positions of the blower assembly 3, and the natural wind 1A generated by the blower assembly 3 is passing through the first water cooling system 1 at the air inlet position to form a primary cooling wind 1B, the primary cooling wind 1B passing through the second water cooling system 2 at the air outlet position is discharged while forming the secondary cooling wind (2A),
The first water cooling system (1) comprises a circulating water pump (11), a water tank (12), a water storage tank (13) and a water evaporation carrier (14) located at an air inlet position of the blower assembly (3), The water tank 12 is located under the water evaporation carrier 14, the inlet of the circulation water pump 11 communicates with the water tank 12, and the circulation water pump 11 is connected to the upper water pipe 4 ) communicates with the water storage tank 13 located on the upper part of the water evaporation carrier 14, and the bottom of the water tank 13 communicates with the water evaporation carrier 14,
The second water cooling system 2 is a water evaporation assembly including a plurality of annular roll curtains 21 installed at intervals, and an ice box 5 is installed at the upper end of the annular roll curtain 21, and the lower end is installed on the upper part of the water tank (12), and the lower part of the water hole (51) communicating with each of the annular roll curtains (21) is formed at the bottom of the ice box (5). based dual circulation air cooling system. According to claim 1,
An ice box 5 is installed at an upper portion of the water evaporation carrier 14, and a lower water hole 51 communicating with the water evaporation carrier 14 is formed at the bottom of the ice box 5. Dual circulation air cooling system based on air conditioner. 3. The method of claim 1 or 2,
The second water cooling system 2 is a water evaporation assembly including a plurality of annular roll curtains 21 installed at intervals, and the upper and lower ends of the annular roll curtain 21 are respectively connected through a rotation shaft 22 and , the rotating shaft 22 rotates the annular roll curtain 21 through a driving device, and the lower portion of the annular roll curtain 21 is immersed in the water tank 12. A dual circulation air cooling system based on a water-cooled air conditioner . 4. The method of claim 3,
A diaphragm 6 is installed in the water tank 12, and the diaphragm 6 separates the water tank 12 into a first water tank 121 and a second water tank 122, and the circulation The water pump 11 communicates with the first water tank 121 with each other, and the lower portion of each of the annular roll curtains 21 is immersed in the second water tank 122 . system. 5. The method of claim 4,
An ice box 5 is installed on the upper portion of the water evaporation assembly, and a lower hand hole 51 communicating with each of the annular roll curtains 21 is formed at the bottom of the ice box 5 to correspond one by one. , a dual circulation wind cooling system based on water cooling air conditioners. According to claim 1,
A plurality of the annular roll curtains 21 are installed in parallel, a dual circulation air cooling system based on a water-cooled air conditioner. 4. The method of claim 3,
The rotating shaft (22) is installed perpendicular to the cross section of the air outlet of the blower assembly (3), and each of the annular roll curtains (21) is installed perpendicular to the horizontal plane. a housing (7) and an air cooling system disposed inside the housing (7), wherein an air inlet and an air outlet of the air cooling system are respectively an air inlet opening (71) and an air outlet opening (72) on both sides of the housing (7) ) and corresponding water-cooled chillers,
The wind cooling system is the dual circulation wind cooling system according to claim 1 or 2, and the natural wind generated in the wind cooling system is introduced through the air inlet opening 71 of the housing 7, and the first water cooling system ( 2) and the second water cooling system (3) sequentially passing through, and discharged from the air exhaust opening (72) of the housing (7) after two times of water cooling,
water cooling fan. delete delete

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