CN218065194U

CN218065194U - Evaporative cooling integrated direct expansion unit

Info

Publication number: CN218065194U
Application number: CN202221258301.0U
Authority: CN
Inventors: 杨铭基; 张植丰; 郑洪涛
Original assignee: Guangdong Shenling Commercial Air Conditioning Equipment Co ltd
Current assignee: Guangdong Shenling Commercial Air Conditioning Equipment Co ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-12-16
Anticipated expiration: 2032-05-24

Abstract

The utility model belongs to the technical field of direct expansion type air conditioners, and discloses an evaporative cooling integrated direct expansion unit which comprises an evaporator, an air supply fan, a condenser and an axial flow fan, wherein a water tray is arranged below the evaporator; the air supply fan is used for conveying outdoor air to the evaporator; a water diversion assembly is arranged between the water tray and the condenser and is used for guiding the condensed water in the water tray to the condenser; the axial flow fan is used for discharging high-temperature gas evaporated from the condenser to the outside. The utility model discloses utilize the comdenstion water to cool down the condenser, improve the efficiency.

Description

Evaporative cooling integrated direct expansion unit

Technical Field

The utility model relates to a formula air conditioner technical field directly expands especially relates to an evaporative cooling integral type unit that directly expands.

Background

The direct expansion air conditioner adopts the refrigerant to directly complete heat exchange with the air to be treated, does not need secondary heat exchange in the middle, belongs to a primary refrigerant type, and is a main heating and ventilation mode of high and large space series buildings. The existing direct expansion air conditioner carries out heat exchange treatment on fresh air through an evaporation coil, obtained condensed water is discharged to the outside, and obtained cold air is discharged to the indoor for cooling. The existing direct expansion type air conditioner has low energy efficiency and the condensed water is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at: the utility model provides a direct unit that expands of evaporative cooling integral type can improve the efficiency.

To achieve the purpose, the utility model adopts the following technical proposal:

an evaporative cooling integrated direct expansion unit, comprising:

the evaporator is provided with a water tray below;

a blowing fan for delivering outdoor air to the evaporator;

a water diversion assembly is arranged between the water tray and the condenser and used for diverting condensed water in the water tray to the condenser;

and an axial flow fan for discharging the high-temperature gas evaporated from the condenser to the outside.

As an optional technical scheme, the diversion subassembly includes water pipe and water pump, the water pipe set up in on the water pump, the one end of water pipe stretches into in the water tray, the other end orientation of water pipe the condenser.

As an optional technical scheme, one end of the water pipe, which is close to the condenser, is provided with a plurality of spraying openings, the spraying openings are arranged on the water pipe at intervals along the length direction of the condenser, and the spraying openings are opposite to the condenser.

As an optional technical scheme, the condenser sets up to two, the water pipe is close to the one end of condenser is divided into two spinal branch pipes, the branch pipe with the condenser one-to-one sets up, every all be provided with a plurality of on the branch pipe the spraying opening.

As an optional technical solution, the spraying opening is located on a side of the condenser facing away from the axial flow fan.

As an optional technical scheme, the axial flow fan is located above the condenser, and the spraying opening is located below the condenser.

As an optional technical scheme, the height of water tray is higher than the height of condenser, the diversion subassembly is the guiding tube, seted up a plurality of drip hole on the guiding tube, just drip hole is located the top of condenser.

As an optional technical solution, the evaporation-cooling integrated direct expansion unit includes a first box and a second box, the first box is integrally connected with the second box, the evaporator and the air supply fan are both disposed in the first box, and the condenser and the axial flow fan are both disposed in the second box.

As an optional technical solution, the water tray is disposed in the first box, and the water pump is disposed in the second box.

The beneficial effects of the utility model reside in that:

the utility model provides a unit is directly expanded to evaporative cooling integral type, this unit is directly expanded to evaporative cooling integral type includes the evaporimeter, the water tray, the air supply fan, a condenser, diversion subassembly and axial fan, when the unit is directly expanded to evaporative cooling integral type moves, the air supply fan carries out the heat transfer with outdoor high temperature high humidity's air transport to the evaporimeter, obtain condensate water and low temperature air, low temperature air gets into the indoor space, the condensate water is collected by the water tray, the diversion subassembly is on the condenser with the condensate water drainage, the condensate water is at the outer wall heat absorption evaporation of condenser, make the heat transfer volume of condenser promote greatly, make fluorine system's demand pressure reduce, increase the efficiency of compressor, reduce the power consumption of compressor, thereby guarantee that the unit is directly expanded to evaporative cooling integral type can satisfy the efficiency requirement.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and examples;

fig. 1 is a structural layout diagram of an evaporative cooling integrated direct expansion unit according to an embodiment.

In the figure:

1. an evaporator; 2. a water pan; 3. an air supply fan; 4. a condenser; 5. an axial flow fan; 6. a water pipe; 61. a spray opening; 7. a water pump; 8. a first case; 9. a second case.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description herein, it is to be understood that the terms "upper," "lower," "left," "right," and the like are used in an orientation or positional relationship based on what is shown in the drawings for convenience of description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1, the present embodiment provides an evaporative cooling integrated direct expansion unit, which includes an evaporator 1, an air supply fan 3, a condenser 4 and an axial flow fan 5, wherein a water tray 2 is arranged below the evaporator 1; the blowing fan 3 is used for delivering outdoor air to the evaporator 1; a water diversion assembly is arranged between the water tray 2 and the condenser 4 and is used for guiding the condensed water in the water tray 2 to the condenser 4; the axial flow fan 5 is used to discharge high-temperature gas evaporated from the condenser 4 to the outside.

Specifically, when the unit that directly expands of evaporative cooling integral type moves, air supply fan 3 carries outdoor high temperature high humidity's air to evaporimeter 1 and carries out the heat transfer, obtain comdenstion water and low temperature air, low temperature air gets into indoor space, the comdenstion water is collected by water tray 2, diversion subassembly is with comdenstion water drainage to condenser 4 on, the comdenstion water is at the outer wall heat absorption evaporation of condenser 4, make condenser 4's heat transfer volume promote greatly, make fluorine system's demand pressure reduce, increase the efficiency of compressor, reduce the power consumption of compressor, thereby guarantee that the unit that directly expands of evaporative cooling integral type can satisfy the efficiency requirement. In the present embodiment, the condensed water is evaporated by absorbing heat from the outer wall of the condenser 4 and discharged to the outside by the axial flow fan 5. The condensate water can absorb heat to the condenser 4, and under the premise of not increasing the heat exchange area of the heat exchanger and increasing the air quantity, the heat exchange quantity can be increased, the actual operation power of the compressor is reduced, and the energy consumption is favorably reduced.

Optionally, the unit is directly expanded to evaporative cooling integral type includes the compressor, and the compressor is used for compressing the condensing agent and carrying to condenser 4, and the condensing agent dispels the heat in condenser 4, and the heat is taken away by the comdenstion water of diversion subassembly drainage to finally discharge to the external world by axial fan 5, condenser 4 carries the condensing agent to evaporimeter 1 in the evaporation heat absorption, thereby cool down and dehumidify the outdoor air that air supply fan 3 provided, obtain comdenstion water and low temperature air.

In this embodiment, the diversion subassembly includes water pipe 6 and water pump 7, and water pipe 6 sets up on water pump 7, and the one end of water pipe 6 stretches into in the water tray 2, and the other end of water pipe 6 is towards condenser 4. The water pump 7 pumps the condensed water 7 to the condenser 4 through the water pipe 6, and the condensed water is evaporated on the condenser 4 to absorb heat.

In this embodiment, one end of the water pipe 6 close to the condenser 4 is provided with a plurality of spraying openings 61, the spraying openings 61 on the water pipe 6 are arranged at intervals along the length direction of the condenser 4, and the spraying openings 61 are opposite to the condenser 4. The condensed water can be uniformly sprayed on the condenser 4, and the heat exchange efficiency is improved.

In this embodiment, condenser 4 sets up to two, and the one end that water pipe 6 is close to condenser 4 is divided into two spinal branch pipes, and the branch pipe sets up with condenser 4 one-to-one, all is provided with a plurality of on the every branch pipe and sprays mouth 61.

Optionally, the spray opening 61 is located on the side of the condenser 4 facing away from the axial fan 5. In the present embodiment, the axial flow fan 5 is located above the condenser 4, and the spray opening 61 is located below the condenser 4. The condensed water is sprayed to the condenser 4 from the lower part, passes through the condenser 4 from the lower part and then is sucked out from the upper part by the axial flow fan 5 to be discharged to the outside, and the heat exchange efficiency is improved.

In other embodiments, the height of the water tray 2 is higher than that of the condenser 4, the water diversion assembly is a guide pipe, a plurality of water dripping holes are formed in the guide pipe, and the water dripping holes are located above the condenser 4. The guide tube directs the condensate to drip onto the condenser 4.

In this embodiment, the unit is directly expanded to evaporation cooling integral type includes first box 8 and second box 9, first box 8 and second box 9 body coupling, and evaporimeter 1 and air supply fan 3 all set up in first box 8, and condenser 4 and axial fan 5 all set up in second box 9. First box 8 and second box 9 body coupling shorten connecting tube length, reduce material cost, simplify the structure.

In this embodiment, the water tray 2 is disposed in the first tank 8, and the water pump 7 is disposed in the second tank 9.

In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied thereto. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious modifications, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides an evaporation cooling integral type unit of directly expanding which characterized in that includes:

the water-saving device comprises an evaporator (1), wherein a water tray (2) is arranged below the evaporator (1);

a blower fan (3), the blower fan (3) being configured to deliver outdoor air to the evaporator (1);

a water diversion assembly is arranged between the water tray (2) and the condenser (4), and is used for diverting the condensed water in the water tray (2) to the condenser (4);

and the axial flow fan (5), wherein the axial flow fan (5) is used for discharging high-temperature gas evaporated from the condenser (4) to the outside.

2. The evaporative cooling integrated direct expansion unit as set forth in claim 1, wherein the water diversion assembly comprises a water pipe (6) and a water pump (7), the water pipe (6) is disposed on the water pump (7), one end of the water pipe (6) extends into the water tray (2), and the other end of the water pipe (6) faces the condenser (4).

3. The evaporative cooling integrated direct expansion unit as claimed in claim 2, wherein one end of the water pipe (6) close to the condenser (4) is provided with a plurality of spraying openings (61), the spraying openings (61) on the water pipe (6) are arranged at intervals along the length direction of the condenser (4), and the spraying openings (61) are opposite to the condenser (4).

4. The evaporative cooling integrated direct expansion unit as set forth in claim 3, wherein the number of the condensers (4) is two, one end of the water pipe (6) close to the condensers (4) is divided into two branch pipes, the branch pipes are arranged in one-to-one correspondence with the condensers (4), and each branch pipe is provided with a plurality of the spraying ports (61).

5. The evaporative cooling integrated direct expansion unit as set forth in claim 3, characterized in that the spray opening (61) is located on a side of the condenser (4) facing away from the axial flow fan (5).

6. The evaporative cooling integrated direct expansion unit as set forth in claim 5, wherein the axial flow fan (5) is located above the condenser (4), and the spray opening (61) is located below the condenser (4).

7. The evaporative cooling integrated direct expansion unit as set forth in claim 1, wherein the height of the water tray (2) is higher than that of the condenser (4), the water diversion assembly is a guide pipe, a plurality of water dripping holes are formed in the guide pipe, and the water dripping holes are located above the condenser (4).

8. The evaporative cooling integrated direct expansion unit as set forth in claim 2, characterized in that the evaporative cooling integrated direct expansion unit comprises a first tank (8) and a second tank (9), the first tank (8) and the second tank (9) being integrally connected, the evaporator (1) and the air supply fan (3) being both disposed in the first tank (8), and the condenser (4) and the axial flow fan (5) being both disposed in the second tank (9).

9. The evaporative cooling integrated direct expansion unit as set forth in claim 8, wherein the water tray (2) is disposed in the first tank (8) and the water pump (7) is disposed in the second tank (9).