CN210014472U - Air condensing units and air conditioner - Google Patents

Abstract

The application belongs to the technical field of heat dissipation, and discloses an air condensing units and an air conditioner. Wherein, air condensing units is including setting up in inside fan support, acoustic celotex board and the radiator of air condensing units's casing, and the radiator includes: the first heat dissipation module is provided with a first working medium flow path, the second heat dissipation module is provided with a second working medium flow path, a first pipeline is communicated with the first working medium flow path and the second working medium flow path, and a second pipeline is communicated with the first working medium flow path and the second working medium flow path; the first working medium flow path, the second working medium flow path, the first pipeline and the second pipeline form a working medium loop, the working medium loop is filled with phase change working media, and the second heat dissipation module is connected with the fan support and the sound insulation board. The application provides an air condensing units's radiator has higher heat-sinking capability.

Description

Air condensing units and air conditioner

Technical Field

The utility model relates to a heat dissipation technical field, in particular to air condensing units and air conditioner.

Background

The frequency conversion module is an important component in the frequency conversion air conditioner, and the heat dissipation problem of the frequency conversion module is closely related to the reliability of the air conditioner. The higher the frequency of the compressor is, the more the frequency conversion module generates heat, and secondly, the chip design is more compact, the density of components is continuously increased, and the volume of the components tends to be miniaturized, so that the heat dissipation of the frequency conversion module is more and more difficult.

At present, an extruded section radiator is generally adopted for radiating heat of the frequency conversion module of the outdoor unit of the air conditioner, and the heat radiation is optimized by changing the area and the shape of fins.

In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art: the existing radiator still can not timely radiate the heat generated by the frequency conversion module, and the reliability of the air conditioner is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.

According to a first aspect of the embodiments of the present disclosure, an outdoor unit of an air conditioner is provided.

In some optional embodiments, the outdoor unit of the air conditioner includes a fan bracket, a baffle plate, and a heat sink disposed inside a casing of the outdoor unit of the air conditioner, and the heat sink includes: the first heat dissipation module is provided with a first working medium flow path, the second heat dissipation module is provided with a second working medium flow path, a first pipeline is communicated with the first working medium flow path and the second working medium flow path, and a second pipeline is communicated with the first working medium flow path and the second working medium flow path; the first working medium flow path, the second working medium flow path, the first pipeline and the second pipeline form a working medium loop, the working medium loop is filled with phase change working media, and the second heat dissipation module is connected with the fan support and the sound insulation board. The radiator of the outdoor unit of the air conditioner provided by the embodiment of the disclosure can more effectively radiate heat generated by the frequency conversion module, and the operation reliability of the air conditioner is improved.

According to a second aspect of the embodiments of the present disclosure, there is provided an air conditioner.

In some optional embodiments, the air conditioner comprises an outdoor unit of the air conditioner as described above.

The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:

the radiator of the outdoor unit of the air conditioner provided by the embodiment of the disclosure comprises the first radiating module and the second radiating module, and the two radiating modules can radiate heat simultaneously, so that the radiating effect of the radiator is improved, and the running reliability of the air conditioner is improved. The second heat dissipation module is fixed on the fan bracket and the sound insulation board, so that the heat dissipation effect of the heat radiator is improved.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:

fig. 1 is a schematic structural view illustrating an outdoor unit of an air conditioner according to an exemplary embodiment;

FIG. 2 is a schematic diagram illustrating a heat sink in accordance with an exemplary embodiment;

fig. 3 is a schematic structural diagram illustrating a first thermal module according to an exemplary embodiment;

fig. 4 is a schematic structural diagram illustrating a second thermal module in accordance with an exemplary embodiment;

fig. 5 is a schematic diagram illustrating a second thermal module according to an exemplary embodiment;

fig. 6 is a schematic structural view of a sealing member and a fixing member of a first thermal module according to an exemplary embodiment;

fig. 7 is an exploded view of a sealing member and a fixing member of a first thermal module according to an exemplary embodiment; and

fig. 8 is a schematic diagram illustrating a seal structure of a first thermal module according to an exemplary embodiment.

Wherein, 1: a first heat dissipation module; 2: a second heat dissipation module; 3: a first pipeline; 4: a second pipeline; 5: a fan; 6: a frequency conversion module; 7: a fan bracket; 8: a sound insulating board; 11: a first substrate; 12: a first heat dissipation member; 13: a first layer of working medium flow path; 14: a threaded hole; 15: a first fixing member; 16: a second fixing member; 17: a first seal member; 18: a second seal member; 171: a channel; 172: a through hole; 173: a trapezoidal structure; 21: a first layer substrate; 22: a second layer substrate; 23: a second heat dissipating member; 24: a clamping piece; 25: a second working fluid flow path.

Detailed Description

So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.

The embodiment of the disclosure provides an air conditioner outdoor unit.

The air condensing units that this disclosed embodiment provided, including setting up in air condensing units's the inside fan support of casing, acoustic celotex board and radiator, the radiator includes: the first heat dissipation module is provided with a first working medium flow path, the second heat dissipation module is provided with a second working medium flow path, the first pipeline is communicated with the first working medium flow path and the second working medium flow path, and the second pipeline is communicated with the first working medium flow path and the second working medium flow path; the first working medium flow path, the second working medium flow path, the first pipeline and the second pipeline form a working medium loop, the working medium loop is filled with phase change working media, and the second heat dissipation module is connected with the fan support and the sound insulation board.

As shown in fig. 1 and 2, the heat sink of the outdoor unit of an air conditioner according to the embodiment of the present disclosure includes a first heat dissipation module 1, a second heat dissipation module 2, a first pipeline 3, and a second pipeline 4, where the second heat dissipation module is connected to a fan bracket, and the second heat dissipation module is further connected to a sound insulation board. The second heat dissipation module is arranged at a position with good ventilation, so that heat dissipation of the second heat dissipation module is facilitated.

In the outdoor unit of an air conditioner provided by the embodiment of the present disclosure, the second heat dissipation module includes a first end and a second end, the first end is connected to the fan bracket, and the second end is connected to the sound insulation board. Optionally, the first end and the second end of the second heat dissipation module are disposed opposite to each other. The first end of the second heat dissipation module 2 is fixed to the fan bracket 7, and the second end is fixed to the baffle 8. Optionally, the sound insulation board 8 is a panel that divides a cabin enclosed by a casing of the outdoor unit of the air conditioner into a blower cabin and a compressor cabin, the blower cabin is a cabin where the blower 5 is located, and the compressor cabin is a cabin where the compressor is located. The second heat dissipation module 2 is fixed in the space between the fan bracket 7 and the sound insulation board 8, so that heat dissipation of the second heat dissipation module 2 is facilitated, and the heat dissipation effect of the radiator is improved.

The air condensing units that this disclosed embodiment provided, fan support 7 includes the first face that is close to acoustic celotex board 8 and keeps away from the second face of acoustic celotex board 8, and the first end and the first face of second heat dissipation module 2 are connected. The terms "close" and "far" are used herein to refer to each other. As shown in fig. 1, a connection surface between the first end of the second heat dissipation module 2 and the fan bracket 7 is a first surface of the fan bracket 7. Optionally, the connection here is a fixed connection or a detachable connection, the connection manner of the fixed connection may be welding, the connection manner of the detachable connection may be clamping, and the like. The connection mode of fixed connection is favorable to improving the stability that second heat dissipation module 2 and fan support 7 are connected, and the connection mode of dismantling the connection is convenient for wash after dismantling second heat dissipation module 2.

In the outdoor unit of the air conditioner provided by the embodiment of the present disclosure, the sound insulation board 8 includes a third surface close to the upper bottom plate of the casing of the outdoor unit of the air conditioner and a fourth surface close to the lower bottom plate of the casing of the outdoor unit of the air conditioner, and the second end of the second heat dissipation module 2 is connected to the third surface. As shown in fig. 1, the connection surface between the second end of the second heat dissipation module 2 and the baffle plate 8 is the third surface of the baffle plate 8. Optionally, the connection here is a fixed connection or a detachable connection, the connection manner of the fixed connection may be welding, the connection manner of the detachable connection may be clamping, and the like. The connected mode of fixed connection is favorable to improving the stability of being connected of second heat dissipation module 2 and acoustic celotex board 8, can dismantle the connected mode and be convenient for dismantle the back with second heat dissipation module 2 and wash.

As shown in fig. 1, in the outdoor unit of an air conditioner according to the embodiment of the present disclosure, in the vertical direction, the height of the first end of the second heat dissipation module 2 is higher than the height of the second end. The second heat dissipation module 2 is obliquely installed, so that the length of the second heat dissipation module 2 is increased, the heat dissipation area of the second heat dissipation module 2 is increased, and the heat dissipation effect of the heat sink is improved. Optionally, the height of the first end of the second heat dissipation module 2 is higher than the height of the second end. Gaseous phase-change working medium of the first heat dissipation module 1 enters the second heat dissipation module 2 through the first pipeline 3, further heat dissipation is carried out in a second working medium flow path of the second heat dissipation module 2, and the gaseous phase-change working medium moves upwards from the second end of the second heat dissipation module 2 to the first end of the second heat dissipation module 2, so that heat dissipation of the gaseous phase-change working medium is facilitated.

In the air-conditioning outdoor unit provided by the embodiment of the present disclosure, the sound insulation board 8 divides a cabin surrounded by a casing of the air-conditioning outdoor unit into an air cabin and a compressor cabin, and the first heat dissipation module 1 is disposed in the compressor cabin. Optionally, the first heat dissipation module 1 is in heat conduction contact with a frequency conversion module of the air conditioner outdoor unit, and is disposed in the compressor compartment. Optionally, one or more openings may be formed in the casing of the compressor compartment to form an air duct, which is beneficial to dissipation of heat of the first heat dissipation module.

As shown in fig. 2 and 5, the heat sink of the outdoor unit of an air conditioner according to the embodiment of the present disclosure includes: the heat dissipation device comprises a first heat dissipation module 1, a second heat dissipation module 2, a first pipeline 3 and a second pipeline 4, wherein the first heat dissipation module 1 is provided with a first working medium flow path, the second heat dissipation module 2 is provided with a second working medium flow path 25, the first working medium flow path and the second working medium flow path 25 are communicated through the first pipeline 3 and the second pipeline 4, the first working medium flow path, the second working medium flow path 25, the first pipeline 3 and the second pipeline 4 form a working medium loop, and the working medium loop is set to be filled with a phase change working medium.

The radiator provided by the embodiment of the disclosure simultaneously comprises two radiating modules, namely a first radiating module 1 and a second radiating module 2, and the two radiating modules are both provided with working medium flow paths. The phase change working medium in the working medium flow path can transfer the heat of the first heat dissipation module 1 to the second heat dissipation module 2, so that the first heat dissipation module 1 and the second heat dissipation module 2 can simultaneously exert a heat dissipation function, and the heat dissipation capacity of the radiator is improved. The heat dissipation capability of the heat sink provided by the embodiment of the disclosure is represented as follows: when the ambient temperature is 52 ℃, the shell temperature of the high-power component is ninety degrees centigrade or more, even more than 100 ℃, when the existing radiator is used for radiating, the radiator provided by the embodiment of the disclosure is used for cooling the frequency conversion module 6, and when the ambient temperature is 52 ℃, the shell temperature of the high-power component is 72-82 ℃. Therefore, compared with the existing radiator, the radiator provided by the embodiment of the disclosure can reduce the temperature of a high-power component by 20-25 ℃.

The frequency conversion module 6 of the air conditioner outdoor unit is provided with a plurality of high-power components, and along with the miniaturization of the air conditioner outdoor unit and the requirement of the diversification of the functions of the air conditioner, the chip design of the electric control module of the air conditioner outdoor unit is more compact, the density of the components is continuously increased, and the volume of the components tends to be miniaturized. Therefore, the heat generation power consumption of the high-power component is increased more and more, and the heat flux density is increased sharply. In order to ensure the safety and reliability of the electric control of the air conditioner external unit, the heat dissipation performance of the frequency conversion module 6 is very important. The existing method for improving the radiator of the inverter module 6 of the outdoor unit of the air conditioner is to optimize the body of the radiator, for example, to increase the height of the fins and the number of the fins, but because the space of the outdoor unit of the air conditioner is limited, the optimized space of the radiator body is very small, and the improvement of the heat dissipation capacity is limited. In the air conditioner outdoor unit provided by the embodiment of the present disclosure, the radiator has two heat dissipation modules, so that the heat dissipation capability of the frequency conversion module 6 is improved, and the reliability and stability of the operation of the frequency conversion module 6 are improved.

The method for radiating the frequency conversion module 6 by using the radiator provided by the embodiment of the disclosure can be as follows: the first heat dissipation module 1 receives heat from the frequency conversion module 6, part of heat is dissipated through the air cooling effect of the fan 5, heat which is not dissipated is absorbed by working media in the first working medium flow path, the working media are quickly vaporized and taken away after being heated, the heat enters the second working medium flow path 25 of the second heat dissipation module 2 through the first pipeline 3, the second heat dissipation module 2 can simultaneously carry out air cooling heat dissipation and natural convection, gas working media in the second working medium flow path 25 dissipate heat through the second heat dissipation module 2, the heat is changed into liquid after the temperature is reduced, and the liquid working media flow back to the first working medium flow path of the first heat dissipation module 1 through the second pipeline 4 to carry out next cycle of changing heat absorption into gas state. Therefore, when the radiator provided by the embodiment of the disclosure is used for radiating the frequency conversion module 6, the frequency conversion module 6 can be simultaneously radiated through the first radiating module 1 and the second radiating module 2, so that the radiating capacity of the radiator is improved, heat generated by the frequency conversion module 6 can be effectively dissipated, and the running reliability of the air conditioner is improved.

In the radiator provided by the embodiment of the present disclosure, the first working medium flow path, the second working medium flow path 25, the first pipeline 3, and the second pipeline 4 form a working medium loop, and the working medium loop is configured to be filled with a phase change working medium, or the working medium loop is filled with a phase change working medium.

Optionally, the radiator provided by the embodiment of the disclosure can be prepared through the preparation processes of welding, vacuumizing, working medium pouring and the like. The present embodiment is not limited to the type of the working medium, and may be, for example, a fluid capable of performing a phase change, such as a refrigerant. The embodiment does not specifically limit the filling amount of the working medium in the working medium circuit.

Optionally, the working medium is sealed in the working medium circuit. The sealing mode of the working medium in the first heat dissipation module 1 can adopt a sealing component as shown in fig. 6-8, and the sealing component comprises a first sealing element 17 and a second sealing element 18, specifically, the first sealing element 17 and the second sealing element 18 are both provided with a channel 171 for communicating a plurality of channels in the first working medium flow path, gaseous working mediums in the plurality of channels in the first working medium flow path can converge through a through hole 172 and enter the first pipeline 3, similarly, liquid working mediums in the second pipeline 4 can shunt through the through hole in the second sealing element 18 and enter the first working medium flow path. The first and second seals 17 and 18 may be connected to the base of the first heat dissipation module 1 by soldering.

Optionally, the first pipeline 3 is made of metal, and similarly, the second pipeline 4 is made of metal.

As shown in fig. 3, the first heat dissipation module 1 of the heat sink provided in the embodiment of the present disclosure includes a first base 11 and a plurality of first heat dissipation members 12 disposed on the first base 11, and a first working medium flow path is disposed in the first base 11.

The first heat dissipation module 1 provided by the embodiment of the present disclosure may also be referred to as an evaporation end. The first base 11 of the first heat dissipation module 1 and the plurality of first heat dissipation members 12 disposed on the first base 11 may be prepared by a direct extrusion molding method. The number and the structural size of the first heat dissipation member 12 are not particularly limited in the embodiments of the present disclosure, and for example, the number and the structural size may be set according to the size of the space where the first heat dissipation module 1 is located. Alternatively, the pitches of the plurality of first heat dissipation members 12 disposed on the first substrate 11 may not be equal. Alternatively, the first heat discharging member 12 may be a fin, and the fin height may be 30-50mm, that is, the distance from the free end of the fin to the surface of the first base 11 is 30-50mm, and the thickness is 1.5 mm.

Optionally, the first heat dissipation module 1 provided in the embodiment of the present disclosure may be coated with a heat conductive silicone grease or attached with a heat conductive sheet between the first heat dissipation module 1 and the frequency conversion module 6, so as to reduce thermal contact resistance between the first heat dissipation module and the frequency conversion module, effectively receive heat from the frequency conversion module 6, and dissipate heat. In order to improve the contact stability between the first heat dissipation module 1 and the frequency conversion module 6, one or more threaded holes 14 may be formed in the first base 11 of the first heat dissipation module 1, and the first heat dissipation module 1 and the frequency conversion module 6 are fixed by using a threaded connection method. Alternatively, the region of the first base 11 where the screw hole 14 is provided does not overlap the region where the first heat dissipation member 12 is provided. In order to improve the connection stability of the first heat dissipation module 1 and the inverter module 6, the first heat dissipation module 1 is further provided with a fixing member, as shown in fig. 6 and 7, a first fixing member 15 and a second fixing member 16 are provided at both ends of the first base 11, and ladder structures 173 may be provided at ends of the first sealing member 17 and the second sealing member 18, so that the cross-sectional structures of the first sealing member 17 and the second sealing member 18 are the same as the cross-sectional structure of the first heat dissipation module 1, and by increasing the lengths of the first fixing member 15 and the second fixing member 16, the first fixing member 15 and the second fixing member 16 can fix the first base 11, the first sealing member 17 and the second sealing member 18 together with the electronic control box, and improve the sealing performance of the contact portion of the first heat dissipation module 1 and the electronic control box. In order to achieve a better hair fixing effect of the first fixing element 15 and the second fixing element 16, the first fixing element 15 and the second fixing element 16 may be made of metal, and optionally, the first fixing element 15 and the second fixing element 16 may be made of sheet metal structural members. The first fixing member 15 and the second fixing member 16 are provided with through holes for connecting the first base 11 and the electronic control box.

Optionally, the first working medium flow path in the first heat dissipation module 1 is disposed in the first substrate 11. As shown in fig. 3, a first working medium flow path composed of a plurality of flow paths is provided in the first base 11. Optionally, in order to improve the heat dissipation capability of the first heat dissipation module 1, the first substrate 11 and the first working medium flow path are integrally formed. Optionally, the area of the first base 11 provided with the threaded hole 14 does not overlap the area provided with the first working medium flow path. Optionally, in order to improve the temperature uniformity and the heat carrying capacity of the first substrate 11 of the first heat dissipation module 1, and have better control capacity for a concentrated heat source, and simultaneously, eliminate the local overheating phenomenon, and improve the stability and reliability of the operation of the frequency conversion module 6, the first working medium flow path at least includes a first layer working medium flow path 13 and a second layer working medium flow path. As shown in fig. 3, the first working medium flow path includes a first layer working medium flow path 13 framed by a dotted line part and a second layer working medium flow path located at the lower layer of the first layer working medium flow path 13 and not framed by the dotted line. The first layer of working medium flow path 13 is located on a first plane, the second layer of working medium flow path is located on a second plane, and the first plane is parallel to the second plane.

Optionally, the second heat dissipation module 2 includes a second substrate, the second working medium flow path 25 is disposed in the second substrate, and in order to improve the heat dissipation capability of the second heat dissipation module 2, the second substrate and the second working medium flow path 25 are integrally formed.

Alternatively, as shown in fig. 4 and 5, the second heat dissipation module 2 includes a second base and a plurality of second heat exchange members 23 disposed on the second base, and the second working medium flow path 25 is disposed in the second base.

The second heat dissipation module 2 provided by the embodiment of the disclosure may also be referred to as a condensation end. The second heat dissipation module may be an expansion plate, a tube fin heat dissipation plate, or a wire tube heat dissipation plate. Optionally, the second substrate of the second heat dissipation module 2 may be a temperature equalization plate, for example, an inflation temperature equalization plate, and is formed by laminating two layers of aluminum plates, and the second working medium flow path 25 that is mutually communicated is arranged inside the second substrate. The second heat dissipation module 2 provided with the second working medium flow path has the functions of the working medium flow path and the heat dissipation fins, can perform natural convection and air cooling heat dissipation simultaneously, and has the advantages of high heat transfer capacity, high heat conductivity, light weight and the like. Optionally, in order to further improve the heat dissipation capability of the second heat dissipation module 2, the second substrate of the second heat dissipation module 2 at least includes a first layer substrate 21 and a second layer substrate 22 which are communicated with each other, a third layer working medium flow path is provided in the first layer substrate 21, a fourth layer working medium flow path is provided in the second layer substrate 22, and the third layer working medium flow path is communicated with the fourth layer working medium flow path. The double-layer or multi-layer working medium flow path design in the second substrate improves the heat dissipation capacity of the second heat dissipation module 2. Alternatively, the second substrate of two or more layers may be prepared by folding two or more layers symmetrically from a middle position using only one uniform temperature plate. Optionally, one or more fixing bolts are arranged between the first layer of substrate 21 and the second layer of substrate 22, so that the overall stability of the second base body is improved, and the stability of the distance between the first layer of substrate 21 and the second layer of substrate 22 is ensured. Optionally, a connecting component is disposed on the second base of the second heat dissipation module 2, and is used to fix the second heat dissipation module 2.

Optionally, a plurality of second heat dissipation members 23 are disposed on the second base of the second heat dissipation module 2, and the shape of the second heat dissipation members 23 is not particularly limited in this embodiment, and may be, for example, rectangular or triangular winglets. The plurality of second heat dissipation members 23 arranged on the temperature equalization plate can destroy the development of the boundary layer on the surface of the temperature equalization plate, enhance the gas disturbance degree and improve the heat dissipation capability of the second heat dissipation module 2. Alternatively, the second heat dissipation member 23 may be disposed on the outer surface of the temperature equalization plate, or may be disposed on the inner surface of the temperature equalization plate.

Alternatively, the path of the second working medium flow path 25 in the second heat dissipation module 2 may be as shown in fig. 5, and the second working medium flow path 25 communicated with each other is formed by a plurality of pipelines staggered with each other. The specific path form of the second working medium flow path 25 is not excessively limited in the embodiment of the present disclosure.

Optionally, in order to improve smooth flow of the working medium between the first heat dissipation module 1 and the second heat dissipation module 2, the first layer of working medium flow path 13 in the first substrate 11 of the first heat dissipation module 1 is located on a first horizontal plane, the second layer of working medium flow path is located on a second horizontal plane, the third layer of working medium flow path in the second substrate of the second heat dissipation module 2 is located on a third horizontal plane, the fourth layer of working medium flow path is located on a fourth horizontal plane, the first pipeline 3 connects the first layer of working medium flow path 13 and the third layer of working medium flow path, and the second pipeline 4 connects the second layer of working medium flow path and the fourth layer of working medium flow path. In the vertical direction, the first horizontal plane, the second horizontal plane, the third horizontal plane and the fourth horizontal plane are arranged from bottom to top in sequence: the second horizontal plane, the first horizontal plane, the fourth horizontal plane and the third horizontal plane, namely, the arrangement of the first layer working medium flow path 13, the second layer working medium flow path, the third layer working medium flow path and the fourth layer working medium flow path from bottom to top in the vertical direction is as follows: the second layer of working medium flow path, the first layer of working medium flow path 13, the fourth layer of working medium flow path and the third layer of working medium flow path. The height difference here can be formed by the first and second lines 3, 4. Optionally, the first pipeline 3 includes a first branch, a second branch and a third branch which are sequentially communicated, and the second branch enables the first branch and the third branch to form a height difference, or the second pipeline 4 includes a fourth branch, a fifth branch and a sixth branch which are sequentially communicated, and the fifth branch enables the fourth branch and the sixth branch to form a height difference.

In combination with the phase change between the gas state and the liquid state of the working medium, the flow mode of the working medium in the working medium loop can be described as follows: the first heat dissipation module 1 receives heat from an object to be dissipated, working media in the first layer of working medium flow path 13 and the second layer of working medium flow path are heated to become gaseous, according to the principle that gas flows upwards, gaseous working media enter the third layer of working medium flow path through the first pipeline 3, the temperature of the gaseous working medium in the third layer of working medium flow path is reduced after heat dissipation, the gaseous working medium is changed into liquid, and the gaseous working medium flows into the fourth layer of working medium flow path under the action of gravity and further flows into the second layer of working medium flow path through the second pipeline 4 to perform next heat absorption cycle.

The application simultaneously provides an air conditioner including aforementioned air condensing units.

The present invention is not limited to the structures that have been described above and shown in the drawings, and various modifications and changes can be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.

Claims (10)

1. An outdoor unit of an air conditioner, comprising a blower fan bracket, a baffle plate and a radiator which are arranged inside a casing of the outdoor unit of the air conditioner, wherein the radiator comprises:

the first heat dissipation module is provided with a first working medium flow path,

the second heat dissipation module is provided with a second working medium flow path,

a first conduit communicating the first working fluid flow path and the second working fluid flow path, an

The second pipeline is communicated with the first working medium flow path and the second working medium flow path;

wherein the first working medium flow path, the second working medium flow path, the first pipeline and the second pipeline form a working medium loop, the working medium loop is set to be filled with phase change working medium,

the second heat dissipation module is connected with the fan support and the sound insulation board.

2. The outdoor unit of claim 1, wherein,

the second heat dissipation module comprises a first end and a second end, the first end is connected with the fan support, and the second end is connected with the sound insulation board.

3. The outdoor unit of claim 2, wherein,

the fan support includes a first face proximate the baffle and a second face distal from the baffle,

and the first end of the second heat dissipation module is connected with the first surface of the fan bracket.

4. The outdoor unit of claim 2, wherein,

the soundproof plate includes a third surface adjacent to an upper bottom plate of the casing of the outdoor unit and a fourth surface adjacent to a lower bottom plate of the casing of the outdoor unit,

and the second end of the second heat dissipation module is connected with the third surface of the sound insulation board.

5. The outdoor unit of claim 2, wherein,

in the vertical direction, the height of the first end of the second heat dissipation module is higher than that of the second end.

6. The outdoor unit of claim 1, wherein,

the second heat dissipation module is an expansion plate, a tube fin heat dissipation plate or a wire tube heat dissipation plate.

7. The outdoor unit of an air conditioner according to any one of claims 1 to 6,

the sound insulation board divides a cabin body enclosed by the shell of the air conditioner outdoor unit into an air cabin and a compression cabin,

the first heat dissipation module is arranged in the compressor cabin.

8. The outdoor unit of any one of claims 1 to 6, wherein one or more of the first and second heat dissipation modules are configured to:

the first heat dissipation module comprises a first base body, the first working medium flow path is arranged in the first base body, and the first base body and the first working medium flow path are integrally formed;

the second heat dissipation module comprises a second base body, the second working medium flow path is arranged in the second base body, and the second base body and the second working medium flow path are integrally formed.

9. The outdoor unit of any one of claims 1 to 6, wherein one or more of the first and second pipes are configured to:

the first pipeline comprises a first branch, a second branch and a third branch which are sequentially communicated, and the second branch enables the first branch and the third branch to form a height difference;

the second pipeline comprises a fourth branch, a fifth branch and a sixth branch which are communicated in sequence, and the fifth branch enables the fourth branch and the sixth branch to form a height difference.

10. An air conditioner comprising the outdoor unit of any one of claims 1 to 9.

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