CN214619905U

CN214619905U - Air conditioning unit

Info

Publication number: CN214619905U
Application number: CN202120815468.1U
Authority: CN
Inventors: 张勇
Original assignee: Aineng Technology Guangzhou Co ltd
Current assignee: Aineng Technology Guangzhou Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-11-05
Anticipated expiration: 2031-04-20

Abstract

An embodiment of the utility model provides an air conditioning unit relates to the air conditioner field. The air conditioning unit comprises a compressor, a first heat exchanger, a second heat exchanger, a throttling mechanism, a water pump, a fan, a water receiving tray and a water spreading device; the first heat exchanger comprises a heat exchange coil and a plurality of groups of foils, through holes are formed in the foils, the heat exchange coil penetrates through the through holes and is connected with the foils, the heat exchange coil penetrates through the parts of the foils, the axis of the heat exchange coil is perpendicular to the plane where the foils are located, the heat exchange coil is provided with an inlet and an outlet, the inlet of the heat exchange coil is connected with an exhaust port of the compressor, the outlet of the heat exchange coil is connected with a first port of the throttling mechanism, and an air channel is formed between every two adjacent groups of foils. The embodiment of the utility model provides a can improve the radiating effect.

Description

Air conditioning unit

Technical Field

The utility model relates to an air conditioner field particularly, relates to an air conditioning unit.

Background

With the large-scale application of air-cooled and water-cooled air conditioners, the application of evaporative cooling air conditioners is more and more due to the energy-saving characteristic, and the conventional evaporative cooling air conditioners mainly adopt tubular and plate types and need to solve the problems of uniform water distribution on the surfaces and continuous improvement of heat exchange efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air conditioning unit, it can promote heat exchange efficiency, promotes the heat transfer effect for air conditioning unit high efficiency operation more.

The utility model provides an air conditioning unit, which comprises a compressor, a first heat exchanger, a second heat exchanger, a throttling mechanism, a water pump, a fan, a water receiving tray and a water spreading device;

an exhaust port of the compressor is connected with an inlet of the first heat exchanger, an outlet of the first heat exchanger is connected with a first port of the throttling mechanism, a second port of the throttling mechanism is connected with an inlet of the second heat exchanger, and an outlet of the second heat exchanger is connected with an air suction port of the compressor;

the water receiving tray is arranged below the first heat exchanger, the water receiving tray is connected with the water sowing device through a pipeline, the water pump is connected with the pipeline and used for conveying water in the water receiving tray to the water sowing device so as to enable the water sowing device to sow water on the surface of the first heat exchanger, and the fan is used for driving air near the surface of the first heat exchanger to flow;

in an optional embodiment, the first heat exchanger includes a heat exchange coil and a plurality of sets of foils, a through hole is formed in each foil, the heat exchange coil passes through the through hole and is connected with the foils, the heat exchange coil passes through a part of the foils, the axis of the heat exchange coil is perpendicular to the plane of the foils, the heat exchange coil has an inlet and an outlet, the inlet of the heat exchange coil is connected with the exhaust port of the compressor, the outlet of the heat exchange coil is connected with the first port of the throttling mechanism, and an air duct is formed between two adjacent sets of foils;

in an alternative embodiment, the heat exchange coil comprises a stainless steel pipe, the foil comprises a stainless steel foil or an aluminum foil, and the heat exchange coil is connected to the through hole through an expansion pipe; or the heat exchange coil comprises a carbon steel pipe, the foil comprises a steel foil, and a zinc layer, a graphene coating or a nano coating is filled between the carbon steel pipe and the foil; or, the heat exchange coil comprises a copper pipe, the foil comprises a steel foil or an aluminum foil or a stainless steel foil, and the heat exchange coil is connected to the through hole through an expansion pipe.

In an alternative embodiment, the distance between two adjacent sets of said foils is at least 8 mm.

In an alternative embodiment, the foil is provided with a water-guiding groove communicating with the through-hole, the water-guiding groove being adapted to guide water to the through-hole.

In an alternative embodiment, the flumes comprise at least one first flume and at least one second flume, at least one of the first flume and the second flume being in communication with the through hole.

In an optional embodiment, the first water diversion groove extends from top to bottom, and the second water diversion groove comprises a first water diversion part and a second water diversion part which form an included angle; when the second water guide groove is communicated with the through hole, the first water guide part and/or the second water guide part are communicated with the through hole.

In an optional embodiment, the first water guide groove is communicated with the through holes on the same straight line; when the number of the first water guide grooves is multiple, at least one first water guide groove is communicated with the through holes on the same straight line, and at least one first water guide groove is communicated with the second water guide groove.

In an optional embodiment, the number of the through holes includes a plurality of through holes, the second water guide grooves correspond to the number of the through holes, and the second water guide grooves are communicated with the through holes in a one-to-one correspondence manner.

In an optional embodiment, the left and right adjacent second flumes in the plurality of second flumes are communicated or not communicated, and the upper and lower adjacent second flumes are communicated through the first flume.

In an optional implementation mode, the through holes are arranged in multiple rows, at least one first water guide groove is arranged between every two adjacent through holes, the second water guide groove is communicated with the first water guide groove, and the first water guide grooves in the same row are communicated with the same first water guide groove.

In an optional embodiment, the heat exchange coils comprise multiple groups, each of the multiple groups of heat exchange coils comprises at least one group of first coils and at least one group of second coils, and the first coils and the second coils are arranged in different regions or arranged in a staggered manner;

the first coil pipe is used for circulating a refrigerant, the second coil pipe is used for circulating chilled water, an inlet of the first coil pipe is connected with an exhaust port of the compressor, an outlet of the first coil pipe is connected with a first port of the throttling mechanism, an inlet of the second coil pipe is connected with a return water port of the chilled water, and an outlet of the second coil pipe is connected with a water outlet of the chilled water.

In the embodiment of the utility model, the water spraying device can spray water on the foil, the foil is connected with the heat exchange coil, and the water sprayed by the water spraying device can basically and completely cover the surface of the foil; meanwhile, the foil guides water to the surface of the heat exchange coil, so that the heat exchange coil can basically distribute water comprehensively, and the heat exchange of the heat exchange coil and a water film on the surface of the heat exchange coil is realized. Furthermore, the fan can directly drive the water on the surface to evaporate, and the heat exchange efficiency is improved. Furthermore, the water film on the surface of the foil is basically covered completely, so that the heat exchange efficiency of the foil can be improved, and the problem of instability of the water film of a conventional evaporative condenser is solved, so that the air conditioning unit has higher energy efficiency ratio. The problem that the common copper pipe aluminum fin is corroded under the working condition of spraying water can be solved. The embodiment of the utility model provides an adopt through the foil water distribution, water conservancy diversion to the mode of heat exchange tube, better solve the problem of water distribution, improve heat transfer area simultaneously, improve evaporative condenser's heat transfer effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of an air conditioning unit according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a first heat exchanger provided in an embodiment of the present invention;

fig. 3 is a schematic structural diagram of the first heat exchanger provided in the embodiment of the present invention at another view angle;

fig. 4 is a schematic structural view of a water guide groove provided in the embodiment of the present invention;

fig. 5 is a schematic structural view of a first flume provided in an embodiment of the present invention;

fig. 6 is a schematic structural view of a second flume provided in the embodiment of the present invention;

fig. 7 is a schematic structural view of the connection between the second water guide groove and the through hole provided in the embodiment of the present invention;

fig. 8 is a schematic structural view of a second type of flume according to an embodiment of the present invention;

fig. 9 is a schematic structural view of a third type of flume provided in the embodiment of the present invention;

fig. 10 is a schematic structural view of a fourth type of flume according to an embodiment of the present invention;

fig. 11 is a schematic structural view of a fifth type of flume provided in the embodiment of the present invention;

fig. 12 is a schematic structural view of a sixth type of flume according to an embodiment of the present invention;

fig. 13 is a schematic structural view of a seventh type of flume according to an embodiment of the present invention;

fig. 14 is a schematic structural view of a water guide groove of the eighth type according to an embodiment of the present invention.

Icon: 100-an air conditioning unit; 110-a compressor; 120-a first heat exchanger; 121-heat exchange coil; 122-a foil; 1221-a through-hole; 123-a flume; 1231-a first flume; 1232-a second flume; 1233-a first water-introducing part; 1234-a second water take-up section; 130-a second heat exchanger; 140-a throttle mechanism; 150-a water pump; 160-a fan; 170-a water pan; 180-water spreading device.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, an embodiment of the present invention provides an air conditioning unit 100. The air conditioning unit 100 has a good heat dissipation effect.

In the embodiment of the present invention, the air conditioning unit 100 includes a compressor 110, a first heat exchanger 120, a second heat exchanger 130, a throttling mechanism 140, a water pump 150, a fan 160, a water pan 170 and a water spreading device 180.

The exhaust port of the compressor 110 is connected to the inlet of the first heat exchanger 120, the outlet of the first heat exchanger 120 is connected to the first port of the throttling mechanism 140, the second port of the throttling mechanism 140 is connected to the inlet of the second heat exchanger 130, and the outlet of the second heat exchanger 130 is connected to the suction port of the compressor 110.

The water pan 170 is arranged below the first heat exchanger 120, the water pan 170 is connected with the water spreading device 180 through a pipeline, the water pump 150 is connected with the pipeline and used for conveying water in the water pan 170 to the water spreading device 180, so that the water spreading device 180 spreads water to the surface of the first heat exchanger 120, and the fan 160 is used for driving air near the surface of the first heat exchanger 120 to flow.

Referring to fig. 2 and 3, the first heat exchanger 120 may include a heat exchanging coil 121 and a plurality of sets of foils 122, a through hole 1221 is formed in the foil 122, the heat exchanging coil 121 passes through the through hole 1221 and is connected to the foils 122, the heat exchanging coil 121 passes through a portion of the foils 122, an axis of the heat exchanging coil 121 is perpendicular to a plane where the foils 122 are located, the heat exchanging coil 121 has an inlet and an outlet, the inlet of the heat exchanging coil 121 is connected to an exhaust port of the compressor 110, the outlet of the heat exchanging coil 121 is connected to a first port of the throttling mechanism 140, and an air channel is formed between two adjacent sets of foils 122. The fan 160 may blow air into the air duct to remove heat from the foils 122 on either side of the air duct.

Optionally, the distance between two adjacent sets of foils 122 is at least 8 mm to ensure the air flow of the pieces of foils 122. Of course, without limitation, in the embodiment of the present invention, the spacing between two adjacent sets of foils 122 may have other values.

Regarding the setting mode of heat exchange coil 121 and foil 122, the embodiment of the present invention may not be specifically limited, and the heat exchange tube may be a stainless steel tube or a carbon steel tube or a copper tube. For example, when the heat exchanging coil 121 includes a stainless steel tube or a copper tube, the foil 122 includes a stainless steel foil or an aluminum foil, and the heat exchanging coil 121 is connected to the through hole 1221 through an expansion tube; or, the heat exchange coil 121 includes a carbon steel pipe, the foil 122 includes a steel foil, and a zinc layer, a graphene coating or a nano coating is filled between the carbon steel pipe and the foil 122. Of course, a positioning structure may be provided, and the positioning component includes, but is not limited to, a positioning rod, a slot, etc.

Referring to fig. 4, in an alternative embodiment, the foil 122 is provided with a water guide groove 123 communicating with the through hole 1221, and the water guide groove 123 is used for guiding water to the through hole 1221. After the water spreading device 180 spreads water to the first heat exchanger 120, the water guide groove 123 guides the water to the through hole 1221 on the foil 122, which is beneficial to guiding the water and improving the heat conduction effect.

Referring to fig. 5 and 6, in an alternative embodiment, the water guide grooves 123 may include at least one first water guide groove 1231 and at least one second water guide groove 1232, and at least one of the first water guide groove 1231 and the second water guide groove 1232 is communicated with the through hole 1221. That is, the water guide groove 123 may be composed of at least two parts, wherein the first water guide groove 1231 extends from top to bottom, and the second water guide groove 1232 substantially forms an included angle with the air outlet, and includes a first water guide part 1233 and a second water guide part 1234; when the second water guide groove 1232 communicates with the through hole 1221, the first water guide portion 1233 and/or the second water guide portion 1234 communicates with the through hole 1221.

It should be noted that, fig. 6 and 7 may be referred to for the connection between the second water guiding groove 1232 and the through hole 1221, where in fig. 6, the intersection point of the first water guiding portion 1233 and the second water guiding portion 1234 is substantially opposite to the through hole 1221, and the first water guiding portion 1233 and the second water guiding portion 1234 are substantially shaped like an "x". In fig. 7, four ends of the first water guiding portion 1233 and the second water guiding portion 1234 are all communicated with one through hole 1221, at this time, the through holes 1221 in the same column may also be communicated with the first water guiding groove 1231, or the first water guiding groove 1231 is provided between the left and right adjacent through holes 1221, and the first water guiding groove 1231 is connected with the intersection position of the first water guiding portion 1233 and the second water guiding portion 1234.

As shown in fig. 4 and 5, the first water guide grooves 1231 are communicated with the through holes 1221 located on the same straight line; when the number of the first guide grooves 1231 is plural, at least one first guide groove 1231 is communicated with the through hole 1221 located on the same straight line, and at least one first guide groove 1231 is communicated with the second guide groove 1232.

In an alternative embodiment, as shown in fig. 4, the number of the through holes 1221 includes a plurality, the second water guide grooves 1232 correspond to the number of the through holes 1221, and the second water guide grooves 1232 communicate with the through holes 1221 in a one-to-one correspondence.

In the embodiment of the present invention, the first guiding grooves 1231 and the second guiding grooves 1232 may be combined arbitrarily, including various numbers, various positions, and various combinations of positional relationships. For example, please refer to fig. 8 to 14, which will be described below.

Please refer to fig. 8, which shows a row with three through holes 1221, wherein the number of the first guiding grooves 1231 is three, the number of the second guiding grooves 1232 is three, the crossing position of the first guiding portion 1233 and the second guiding portion 1234 of the second guiding grooves 1232 substantially coincides with the through holes 1221, the first guiding grooves 1231 located at the middle position are respectively connected to the three through holes 1221, and the two first guiding grooves 1231 located at the two sides are correspondingly connected to the second guiding grooves 1232.

Referring to fig. 9, a first water guide groove 1231 is added to both sides of fig. 8.

Referring to fig. 10, it shows the relationship between the water guide grooves 123 and the through holes 1221, compared to fig. 8, there is one less first water guide groove 1231 in fig. 10, and a plurality of second water guide grooves 1232 arranged side by side are all communicated with the first water guide groove 1231 on the left side.

Referring to fig. 11, a first water guide groove 1231 is additionally provided on the left side with respect to fig. 10.

Referring to fig. 12, 13 and 14, in an alternative embodiment, left and right adjacent second flumes 1232 of the plurality of second flumes 1232 are communicated or not communicated, and upper and lower adjacent second flumes 1232 are communicated through the first flume 1231. In fig. 12, the vertically adjacent second flumes 1232 are communicated through the first flumes 1231, and the horizontally adjacent second flumes 1232 are communicated through the first flumes 1231; in fig. 13, the vertically adjacent second flumes 1232 are communicated by the first flumes 1231, and the horizontally adjacent second flumes 1232 are not communicated; in fig. 14, vertically adjacent second flumes 1232 are communicated by first flumes 1231, and horizontally adjacent second flumes 1232 are not communicated.

The embodiment of the utility model provides an in, can let hydroenergy full coverage foil 122 through the above-mentioned setting to diversion flume 123, more crucial leading-in to heat exchange coil 121 with many water for water film full coverage heat exchange coil 121.

In an alternative embodiment, the through holes 1221 are arranged in multiple rows, at least one first water guide groove 1231 is arranged between two adjacent rows of the through holes 1221, the second water guide groove 1232 is communicated with the first water guide groove 1231, and the first water guide grooves 1231 in the same row are communicated with the same first water guide groove 1231.

In addition, the second heat exchanger 130 may be water-cooled or air-cooled. The embodiment of the utility model provides a do not do the particular configuration form to second heat exchanger 130 and do not make specific requirements.

In an optional embodiment, the heat exchanging coil 121 includes multiple sets, where the multiple sets of heat exchanging coils 121 include at least one set of first coil and at least one set of second coil, and the first coil and the second coil are arranged in different areas, or the first coil and the second coil are arranged in a staggered manner; the first coil pipe is used for circulating the refrigerant, the second coil pipe is used for circulating the chilled water, the inlet of the first coil pipe is connected with the exhaust port of the compressor 110, the outlet of the first coil pipe is connected with the first port of the throttling mechanism 140, the inlet of the second coil pipe is connected with the return water port of the chilled water, and the outlet of the second coil pipe is connected with the water outlet of the chilled water.

Optionally, in the embodiment of the present invention, the fan 160 is used to drive the gas to flow along the second coil to the first coil; when the compressor 110 works, the water spraying device 180 sprays water to the first coil pipe; when the compressor 110 is not in operation, the water spraying device 180 sprays water to the second coil.

It should be noted that there may be multiple sets of heat exchanging coils 121, and each set of heat exchanging coils 121 is independent from each other, that is, the refrigerant or the chilled water in each heat exchanging coil 121 will not flow each other. In an embodiment of the present invention, a first coil is defined for circulating the refrigerant, and a second coil is defined for circulating the chilled water. The first coil pipe and the second coil pipe can be arranged in different areas, for example, the first coil pipe is wholly arranged below or above, and on the left or right of the second coil pipe; also, the first coil and the second coil may be disposed in a staggered manner, for example, in some embodiments, the heat exchanging coil 121 is formed by: … the first coil, the second coil, the first coil, the second coil … and so on. Of course, other staggered arrangements are possible.

The embodiment of the utility model provides an in, compressor 110 during operation, the refrigerant flows in first coil, can realize the heat transfer through the refrigerant, and at this moment, water installation 180 sprays water to first coil. When the compressor 110 does not work, the refrigerant does not flow, and at the moment, the chilled water can flow in the second coil pipe to realize heat exchange; the fan 160 enables the gas to flow from the second coil to the first coil, the water spraying device 180 sprays water to the second coil, and under the action of the fan 160, the gas flowing to the first coil also contains a large amount of moisture, and when flowing to the first coil, the dew point temperature of the air near the first coil can be reduced, so that the heat exchange of the first coil is facilitated.

The embodiment of the utility model provides an air conditioning unit 100: the water spreading device 180 can spray water onto the foil 122, the foil 122 is connected with the heat exchange coil 121, and the water sprayed by the water spreading device 180 can substantially completely cover the surface of the foil 122; meanwhile, the foil 122 guides water to the surface of the heat exchange coil 121, so that the heat exchange coil 121 can basically distribute water comprehensively, and the heat exchange of the heat exchange coil 121 and a water film on the surface of the heat exchange coil is realized. Further, the fan 160 can directly drive the surface water to evaporate, thereby improving the heat exchange efficiency. Further, the water film on the surface of the foil 122 is substantially fully covered, so that the heat exchange efficiency of the foil 122 can be improved, and the problem of instability of the water film of the conventional evaporative condenser is solved, so that the air conditioning unit 100 has a higher energy efficiency ratio. The problem that the common copper pipe aluminum fin is corroded under the working condition of spraying water can be solved.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An air conditioning unit is characterized by comprising a compressor (110), a first heat exchanger (120), a second heat exchanger (130), a throttling mechanism (140), a water pump (150), a fan (160), a water pan (170) and a water spreading device (180);

the exhaust port of the compressor (110) is connected with the inlet of the first heat exchanger (120), the outlet of the first heat exchanger (120) is connected with the first port of the throttling mechanism (140), the second port of the throttling mechanism (140) is connected with the inlet of the second heat exchanger (130), and the outlet of the second heat exchanger (130) is connected with the suction port of the compressor (110);

the water receiving tray (170) is arranged below the first heat exchanger (120), the water receiving tray (170) is connected with the water sowing device (180) through a pipeline, the water pump (150) is connected with the pipeline and used for conveying water in the water receiving tray (170) to the water sowing device (180) so that the water sowing device (180) can sow water on the surface of the first heat exchanger (120), and the fan (160) is used for driving air near the surface of the first heat exchanger (120) to flow.

2. Air conditioning unit according to claim 1, wherein the first heat exchanger (120) comprises a heat exchange coil (121) and a plurality of sets of foils (122), through holes (1221) are provided on the foils (122), the heat exchange coil (121) passes through the through holes (1221) and is connected to the foils (122), the heat exchange coil (121) passes through a part of the foils (122), the axis of the heat exchange coil is perpendicular to the plane of the foils (122), the heat exchange coil (121) has an inlet and an outlet, the inlet of the heat exchange coil (121) is connected to the exhaust port of the compressor (110), the outlet of the heat exchange coil (121) is connected to the first port of the throttling mechanism (140), and an air duct is formed between two adjacent sets of foils (122).

3. Air conditioning assembly according to claim 2, wherein the heat exchanging coil (121) comprises a stainless steel tube, the foil (122) comprises a stainless steel foil or an aluminum foil, and the heat exchanging coil (121) is connected to the through hole (1221) by an expansion tube; or, the heat exchange coil (121) comprises a carbon steel pipe, the foil (122) comprises a steel foil, and a zinc layer, a graphene coating or a nano coating is filled between the carbon steel pipe and the foil (122); or, the heat exchange coil (121) comprises a copper pipe, the foil (122) comprises a steel foil or an aluminum foil or a stainless steel foil, and the heat exchange coil (121) is connected to the through hole (1221) through an expansion pipe; the heat exchange coil (121) comprises a carbon steel pipe, the foil (122) comprises a stainless steel foil or an aluminum foil or a steel foil, and the carbon steel pipe is connected to the through hole (1221) through an expansion pipe.

4. Air conditioning assembly according to claim 2, wherein the foil (122) is provided with a water guiding groove (123) communicating with the through hole (1221), the water guiding groove (123) being adapted to guide water to the through hole (1221).

5. The air conditioning assembly according to claim 4, wherein the flume (123) comprises at least one first flume (1231) and at least one second flume (1232), at least one of the first flume (1231) and the second flume (1232) being in communication with the through hole (1221).

6. The air conditioning assembly according to claim 5, wherein the first water guide groove (1231) extends from top to bottom, and the second water guide groove (1232) comprises a first water guide part (1233) and a second water guide part (1234) which form an included angle; when the second water guide groove (1232) is communicated with the through hole (1221), the first water guide part (1233) and/or the second water guide part (1234) are communicated with the through hole (1221).

7. Air conditioning unit according to claim 5, characterized in that said first gutter (1231) communicates both with said through holes (1221) located on the same line; when the number of the first water guide grooves (1231) is multiple, at least one of the first water guide grooves (1231) is communicated with the through hole (1221) located on the same straight line, and at least one of the first water guide grooves (1231) is communicated with the second water guide groove (1232).

8. The air conditioning assembly according to claim 5, wherein the number of the through holes (1221) includes a plurality, the second water guide grooves (1232) correspond to the number of the through holes (1221), and the second water guide grooves (1232) communicate with the through holes (1221) in a one-to-one correspondence.

9. The air conditioning unit as claimed in claim 8, wherein the second water guide grooves (1232) adjacent to each other in the left and right among the plurality of second water guide grooves (1232) are communicated or not communicated, and the second water guide grooves (1232) adjacent to each other in the up and down direction are communicated through the first water guide grooves (1231).

10. The air conditioning unit according to claim 8, wherein the through holes (1221) are arranged in multiple rows, at least one first gutter (1231) is arranged between two adjacent rows of the through holes (1221), the second gutter (1232) is communicated with the first gutter (1231), and the first gutters (1231) in the same row are communicated with the same first gutter (1231).

11. The air conditioning assembly according to any of claims 2-10, wherein the heat exchanging coil (121) comprises a plurality of groups, the plurality of groups of heat exchanging coils (121) comprises at least one group of first coil and at least one group of second coil, the first coil and the second coil are arranged in different regions, or the first coil and the second coil are arranged in a staggered manner;

the first coil pipe is used for circulating a refrigerant, the second coil pipe is used for circulating chilled water, an inlet of the first coil pipe is connected with an exhaust port of the compressor (110), an outlet of the first coil pipe is connected with a first port of the throttling mechanism (140), an inlet of the second coil pipe is connected with a water return port of the chilled water, and an outlet of the second coil pipe is connected with a water outlet of the chilled water.