CN210014477U - Radiator, air condensing units and air conditioner - Google Patents

Radiator, air condensing units and air conditioner Download PDF

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Publication number
CN210014477U
CN210014477U CN201920546070.5U CN201920546070U CN210014477U CN 210014477 U CN210014477 U CN 210014477U CN 201920546070 U CN201920546070 U CN 201920546070U CN 210014477 U CN210014477 U CN 210014477U
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China
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working medium
flow path
medium flow
layer
heat dissipation
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CN201920546070.5U
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Chinese (zh)
Inventor
徐佳
王定远
王飞
刘德昌
董旭
裴玉哲
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Qingdao Haier Air Conditioner Gen Corp Ltd
Qingdao Haier Co Ltd
Qingdao Haier Smart Technology R&D Co Ltd
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Qingdao Haier Air Conditioner Gen Corp Ltd
Qingdao Haier Co Ltd
Qingdao Haier Smart Technology R&D Co Ltd
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Priority to CN201920546070.5U priority Critical patent/CN210014477U/en
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Abstract

The utility model belongs to the technical field of the heat dissipation, in particular to radiator, air condensing units and air conditioner. The embodiment of the utility model provides a radiator includes first heat dissipation module, second heat dissipation module, first pipeline and second pipeline, wherein, first heat dissipation module is provided with first working medium flow path, second heat dissipation module is provided with second working medium flow path, first working medium flow path and second working medium flow path adopt first pipeline and second pipeline intercommunication, first working medium flow path, second working medium flow path, first pipeline and second pipeline constitute the working medium return circuit, the intussuseption of working medium return circuit is filled with phase transition working medium. The embodiment of the utility model provides a radiator includes first heat dissipation module and second heat dissipation module, and two heat dissipation modules can give off the heat simultaneously, have improved the radiating effect of radiator.

Description

Radiator, air condensing units and air conditioner
Technical Field
The utility model relates to a heat dissipation technical field, in particular to radiator, 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. However, the existing radiator still cannot timely dissipate the heat generated by the frequency conversion module, especially under high ambient temperature, the temperature of the frequency conversion module is rapidly increased, and the heat dissipation capability of the radiator is limited, thereby seriously affecting the reliability of the air conditioner.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a radiator, air condensing units and air conditioner to solve the problem of frequency conversion module heat dissipation difficulty. 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 and is intended to neither identify key/critical elements nor delineate the scope of such embodiments. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is presented later.
According to the utility model discloses an aspect provides a radiator.
In some optional embodiments, the heat sink includes a first heat dissipation module, a second heat dissipation module, a first pipeline, and a second pipeline, wherein 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 working medium flow path and the second working medium flow path are communicated by the first pipeline and the second pipeline, the first working medium flow path, the second working medium flow path, the first pipeline, and the second pipeline form a working medium loop, and the working medium loop is filled with a phase change working medium. The embodiment of the utility model provides a radiator can distribute away the heat that frequency conversion module produced in time, has guaranteed air conditioner frequency conversion module's smooth operation, and then has improved the reliability of air conditioner operation.
In some optional embodiments, the first heat dissipation module of the heat sink includes a first substrate, the first working medium flow path is disposed within the first substrate, and the first substrate and the first working medium flow path are integrally formed; or 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.
In some alternative embodiments, the second heat dissipation module of the heat sink is an expansion plate, a tube fin heat dissipation plate, or a wire tube heat dissipation plate.
In some optional embodiments, the first working medium flow path of the heat sink includes at least a first working medium flow path and a second working medium flow path which are communicated, or the second working medium flow path includes at least a third working medium flow path and a fourth working medium flow path which are communicated, or the first working medium flow path includes at least a first working medium flow path and a second working medium flow path which are communicated, and the second working medium flow path includes at least a third working medium flow path and a fourth working medium flow path which are communicated.
In some optional embodiments, the first working medium flow path of the heat sink includes at least a first layer working medium flow path and a second layer working medium flow path which are communicated, the first layer working medium flow path is located on a first plane, the second layer working medium flow path is located on a second plane, the first plane is parallel to the second plane, or the second working medium flow path includes at least a third layer working medium flow path and a fourth layer working medium flow path which are communicated, the third layer working medium flow path is located on a third plane, the fourth layer working medium flow path is located on a fourth plane, the third plane is parallel to the fourth plane, or the first working medium flow path includes at least a first layer working medium flow path and a second layer working medium flow path which are communicated, the first layer working medium flow path is located on the first plane, the second layer working medium flow path is located on the second plane, the second working medium flow path includes at least a third layer working medium flow path and a fourth layer working medium flow path which are communicated, the third layer of working medium flow path is positioned on a third plane, the fourth layer of working medium flow path is positioned on a fourth plane, the first plane is parallel to the second plane, and the third plane is parallel to the fourth plane.
In some optional embodiments, the first working medium flow path of the heat sink includes at least a first layer of working medium flow path and a second layer of working medium flow path which are communicated, the second working medium flow path includes at least a third layer of working medium flow path and a fourth layer of working medium flow path which are communicated, the first pipeline connects the first layer of working medium flow path and the third layer of working medium flow path, and the second pipeline connects the second layer of working medium flow path and the fourth layer of working medium flow path.
In some optional embodiments, the first pipeline of the radiator includes a first branch, a second branch and a third branch which are communicated in sequence, and the second branch forms a height difference between the first branch and the third branch, or the second pipeline includes a fourth branch, a fifth branch and a sixth branch which are communicated in sequence, and the fifth branch forms a height difference between the fourth branch and the sixth branch.
In some alternative embodiments, the first heat dissipation module of the heat sink includes a first base and a plurality of first heat dissipation members disposed on the first base, or the second heat dissipation module includes a second base and a plurality of second heat dissipation members disposed on the second base.
According to the second aspect of the embodiment of the present invention, an outdoor unit of an air conditioner is provided.
In some optional embodiments, the outdoor unit of the air conditioner comprises the radiator as described in any one of the preceding claims.
In some optional embodiments, the outdoor unit of the air conditioner further comprises an inverter module electronic control module, and the first heat dissipation module is in contact with the inverter module.
In some optional embodiments, in the outdoor unit of the air conditioner, the second working medium flow path is higher than the first working medium flow path in a vertical direction.
According to a third aspect of the embodiments of the present invention, 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 embodiment of the utility model provides a technical scheme can include following beneficial effect:
the embodiment of the utility model provides a radiator includes first heat dissipation module and second heat dissipation module, and two heat dissipation modules can be treated the heat that the radiating object produced simultaneously and distribute, have improved the radiating effect of radiator. Adopt the embodiment of the utility model provides a radiator dispels the heat to the frequency conversion module of air conditioner, and the effectual heat that produces the frequency conversion module in time distributes away, has guaranteed frequency conversion module's smooth operation, and then has improved the reliability of air conditioner operation.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a schematic diagram illustrating a heat sink according to an exemplary embodiment.
Fig. 2 is a schematic structural diagram of a first heat dissipation module according to an exemplary embodiment.
Fig. 3 is a schematic structural diagram of a second heat dissipation module according to an exemplary embodiment.
Fig. 4 is a schematic structural diagram of a second heat dissipation module according to an exemplary embodiment.
Fig. 5 is a schematic structural view illustrating a sealing member and a fixing member of a first heat dissipation module according to an exemplary embodiment.
Fig. 6 is an exploded view of a sealing member and a fixing member of a first thermal module according to an exemplary embodiment.
Fig. 7 is a schematic diagram illustrating a seal structure of a first thermal module according to an exemplary embodiment.
Fig. 8 is a schematic structural view illustrating an installation position of a radiator in an outdoor unit of an air conditioner according to an exemplary embodiment.
Fig. 9 is an enlarged schematic view illustrating an installation position of a radiator in an outdoor unit of an air conditioner according to an exemplary embodiment.
The heat dissipation structure comprises a first heat dissipation module 1, a second heat dissipation module 2, a first pipeline 3, a second pipeline 4, a fan 5, a frequency conversion module 6, a fan support 7, a first base body 11, a first heat dissipation component 12, a first layer working medium flow path 13, a threaded hole 14, a first fixing piece 15, a second fixing piece 16, a first sealing piece 17, a second sealing piece 18, a channel 171, a through hole 172, a trapezoid 173 structure, a first layer substrate 21, a second layer substrate 22, a second heat dissipation component 23, a clamping piece 24 and a second working medium flow path 25.
Detailed Description
The following description and the drawings sufficiently illustrate specific embodiments herein to enable those skilled in the art to practice them. Portions and features of some embodiments may be included in or substituted for those of others. The scope of the embodiments herein includes the full ambit of the claims, as well as all available equivalents of the claims. The terms "first," "second," and the like, herein are used solely to distinguish one element from another without requiring or implying any actual such relationship or order between such elements. In practice, a first element can also be referred to as a second element, and vice versa. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a structure, apparatus, or device that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such structure, apparatus, or device. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a structure, device or apparatus that comprises the element. The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like herein, as used herein, are defined as orientations and positional relationships based on the orientation or positional relationship shown in the drawings, and are used for convenience in describing and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. In the description herein, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, mechanical or electrical connections, communications between two elements, direct connections, and indirect connections via intermediary media, where the specific meaning of the terms is understood by those skilled in the art as appropriate.
Herein, the term "plurality" means two or more, unless otherwise specified.
An embodiment of the utility model provides a radiator.
As shown in fig. 1, the embodiment of the present invention provides a heat sink, which includes: the heat dissipation module 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 a phase change working medium is filled in the working medium loop.
The embodiment of the utility model provides a radiator includes two thermal module simultaneously, first thermal module 1 and second thermal module 2 promptly, just, all is provided with the working medium flow path among two thermal module. The 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 capability of the radiator is improved. The embodiment of the utility model provides a heat-sinking capability of radiator shows: when ambient temperature is 52 ℃, when adopting current radiator to dispel the heat, current radiator can be non-integrated into one piece's radiator, and high-power components and parts's shell temperature is ninety more degrees centigrade, exceeds 100 ℃ even, adopts the embodiment of the utility model provides a radiator is cooled down to frequency conversion module 6, and when ambient temperature was 52 ℃, high-power components and parts shell temperature was 72-82 ℃. It can be seen that the embodiment of the utility model provides a radiator reduces 20-25 ℃ for high-power components and parts more than current radiator.
The embodiment of the utility model provides a treat the heat dissipation object and do not do specific restriction, for example, can be frequency conversion module 6 among the air condensing units. 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. The embodiment of the utility model provides a radiator of high heat-sinking capability with two heat radiation modules can in time scatter and disappear the heat that frequency conversion module 6 produced, has improved the reliability and the stability of frequency conversion module 6 operation.
Adopt the embodiment of the utility model provides a method that the radiator dispels the heat to frequency conversion module 6 can be: 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. It is thus clear that, adopt the embodiment of the utility model provides a when the radiator dispels the heat to frequency conversion module 6, the first thermal module 1 of accessible dispels the heat to frequency conversion module 6 simultaneously with second thermal module 2, has improved the heat-sinking capability of radiator, can effectively scatter and disappear the heat that frequency conversion module 6 produced, makes frequency conversion module 6's smooth operation, and then has improved the reliability of air conditioner operation.
The embodiment of the utility model provides an in the radiator, first working medium flow path, second working medium flow path 25, first pipeline 3 and second pipeline 4 constitute the working medium return circuit, and the intussuseption of working medium return circuit is filled with phase transition working medium.
Optionally, the embodiment of the utility model provides a radiator can be through preparation processes such as welding, evacuation, perfusion working medium preparation and obtain. 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 manner of the working medium in the first heat dissipation module 1 may adopt a sealing member as shown in fig. 5, 6 and 7, and includes: the first sealing element 17 and the 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 flow channels in the first working medium flow path, gaseous working medium in the plurality of flow channels in the first working medium flow path can enter the first pipeline 3 through the through hole 172, and similarly, liquid working medium in the second pipeline 4 can enter the first working medium flow path through the through hole in the second sealing element 18. The sealing member 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. 2, the first heat dissipation module 1 of the heat sink provided by the embodiment of the present invention includes a first substrate 11 and a plurality of first heat dissipation members 12 disposed on the first substrate 11, and a first working medium flow path is disposed in the first substrate 11.
The embodiment of the present invention provides a first heat dissipation module 1, which can also be called 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 embodiment of the utility model provides a do not do specific restriction to the quantity and the structure size of first radiator unit 12, it is concrete, can set up according to the size in the space at first heat dissipation module 1 place. 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 may have a height of 30-50mm and a thickness of 1.5 mm.
Optionally, the embodiment of the utility model provides a first thermal module 1 can with wait to dispel the heat and coat heat conduction silicone grease or attached conducting strip between the object, reduce thermal contact resistance between the two, receive the heat that comes from waiting to dispel the heat the object to dispel the heat. In order to improve the contact stability of the first heat dissipation module 1 and the object to be dissipated, 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 object to be dissipated 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 further improve the stability of the connection between the first heat dissipation module 1 and the object to be dissipated, the first heat dissipation module 1 is further provided with a fixing member, as shown in fig. 5 and 6, a first fixing member 15 and a second fixing member 16 are provided at two end portions of the first base 11, and end portions of the first sealing member 17 and the second sealing member 18 may be provided with a trapezoidal structure 173, 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 in size, 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 and the sealing member together with the electronic control box, and ensure the sealing performance of the contact portion between 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 fixing piece is provided with a through hole which can be used for connecting the first base body 11 and the electric 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. 2, a first working fluid flow path composed of a plurality of passages 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 at the same time, eliminate the local overheating phenomenon to the maximum extent, and improve the stability and reliability of the operation of the object to be heat dissipated (such as 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. When the first working medium flow path includes two layers of flow paths, as shown in fig. 2, the first working medium flow path includes a first layer of working medium flow path 13 framed by a dotted line part and a second layer of working medium flow path located at a lower layer of the first layer of working medium flow path 13 and not framed by the dotted line part. 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. 3 and 4, 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 embodiment of the utility model provides a second thermal module 2 also can be called the condensation end. 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 pipeline has the functions of the working medium pipeline 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 further 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 second base of the second heat dissipation module 2 is provided with a connecting component for fixing the second heat dissipation module 2, where the connecting component may be a clip 24, and the mounting position of the second heat dissipation module 2 may be on the fan bracket 7 of the outdoor unit of the air conditioner.
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, a rectangle, a triangle, a triangular winglet, or the like. The plurality of second heat dissipation members 23 disposed on the vapor chamber can destroy the development of the boundary layer on the surface of the vapor chamber, enhance the degree of gas disturbance, and further 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 by 25 in fig. 4, and the second working medium flow path 25 communicated with each other is formed by a plurality of pipelines which are staggered with each other. The embodiment of the utility model provides a do not do too much restriction to the concrete route form of second working medium flow path 25.
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 may 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 utility model simultaneously provides an air condensing units and air conditioner including aforementioned radiator.
Alternatively, as shown in fig. 8 and 9, the installation positions of the heat sink in the outdoor unit of the air conditioner may be: the first heat dissipation module 1 of the heat sink is in contact with the frequency conversion module 6, and specifically, the first heat dissipation module 1 may be in contact with the frequency conversion module 6. The first substrate 11 of the first heat dissipation module 1 contacts with the lower surface of the high-power component to obtain the heat of the high-power component, and then the heat is dissipated. Specifically, in order to avoid the modification of the die of the electronic control box, the base body of the first heat dissipation module 1 of the radiator and the electronic control box can be fixed from the lower part of the electronic control box, the first fixing piece 15 and the second fixing piece 16 are placed at the corresponding mounting position on the upper part of the electronic control box, and then the first fixing piece 15 and the second fixing piece 16, the electronic control box and the base body of the first heat dissipation module 1 are fixed in a spiral connection mode, so that the assembly is stable and convenient.
Optionally, the second heat dissipation module 2 may be mounted on a fan bracket 7 of the outdoor unit of the air conditioner, and compared with the existing fan bracket mounted on the side of the fan 5, the mounting position provided in this embodiment has a larger space in the outdoor unit of the air conditioner, which is beneficial to increasing the heat dissipation area of the heat sink, and the airflow at the upper part of the fan 5 flows more smoothly, thereby further improving the heat dissipation capability of the second heat dissipation module 2.
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 (12)

1. A heat sink, comprising:
a first heat-dissipating module for dissipating heat generated by the first heat-dissipating module,
a second heat-dissipating module for dissipating heat generated by the first heat-dissipating module,
a first pipeline, and
a second pipeline is arranged on the first pipeline,
wherein 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 working medium flow path and the second working medium flow path are communicated by adopting the first pipeline and the second pipeline,
the first working medium flow path, the second working medium flow path, the first pipeline and the second pipeline form a working medium loop, and a phase change working medium is filled in the working medium loop.
2. The heat sink of claim 1,
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;
alternatively, the first and second electrodes may be,
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.
3. The heat sink of claim 1,
the second heat dissipation module is an expansion plate, a tube fin heat dissipation plate or a wire tube heat dissipation plate.
4. The heat sink of claim 1,
the first working medium flow path at least comprises a first layer working medium flow path and a second layer working medium flow path which are communicated,
alternatively, the first and second electrodes may be,
the second working medium flow path at least comprises a third layer working medium flow path and a fourth layer working medium flow path which are communicated,
alternatively, the first and second electrodes may be,
the first working medium flow path at least comprises a first layer working medium flow path and a second layer working medium flow path which are communicated, and the second working medium flow path at least comprises a third layer working medium flow path and a fourth layer working medium flow path which are communicated.
5. The heat sink of claim 4,
the first working medium flow path at least comprises a first layer working medium flow path and a second layer working medium flow path which are communicated, the first layer working medium flow path is positioned on a first plane, the second layer working medium flow path is positioned on a second plane, the first plane is parallel to the second plane,
alternatively, the first and second electrodes may be,
the second working medium flow path at least comprises a third layer of working medium flow path and a fourth layer of working medium flow path which are communicated, the third layer of working medium flow path is positioned on a third plane, the fourth layer of working medium flow path is positioned on a fourth plane, the third plane is parallel to the fourth plane,
alternatively, the first and second electrodes may be,
the first working medium flow path at least comprises a first layer working medium flow path and a second layer working medium flow path which are communicated, the first layer working medium flow path is positioned on a first plane, the second layer working medium flow path is positioned on a second plane, the second working medium flow path at least comprises a third layer working medium flow path and a fourth layer working medium flow path which are communicated, the third layer working medium flow path is positioned on a third plane, the fourth layer working medium flow path is positioned on a fourth plane, the first plane is parallel to the second plane, and the third plane is parallel to the fourth plane.
6. The heat sink of claim 4,
the first working medium flow path at least comprises a first layer working medium flow path and a second layer working medium flow path which are communicated, the second working medium flow path at least comprises a third layer working medium flow path and a fourth layer working medium flow path which are communicated,
the first pipeline is connected with the first layer of working medium flow path and the third layer of working medium flow path, and the second pipeline is connected with the second layer of working medium flow path and the fourth layer of working medium flow path.
7. The heat sink of claim 1,
the first pipeline comprises a first branch, a second branch and a third branch which are communicated in sequence, the second branch enables the first branch and the third branch to form a height difference,
alternatively, the first and second electrodes may be,
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.
8. The heat sink of claim 1,
the first heat dissipation module comprises a first base body and a plurality of first heat dissipation members arranged on the first base body,
alternatively, the first and second electrodes may be,
the second heat dissipation module includes a second base, and a plurality of second heat dissipation members disposed on the second base.
9. An outdoor unit of an air conditioner, comprising the heat sink as recited in any one of claims 1 to 8.
10. The outdoor unit of claim 9, further comprising an inverter module, wherein the first heat dissipation module is in contact with the inverter module.
11. The outdoor unit of claim 10, wherein the second working fluid flow path is vertically higher than the first working fluid flow path.
12. An air conditioner comprising the outdoor unit of any one of claims 9 to 11.
CN201920546070.5U 2019-04-19 2019-04-19 Radiator, air condensing units and air conditioner Active CN210014477U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020211489A1 (en) * 2019-04-19 2020-10-22 青岛海尔空调器有限总公司 Outdoor air-conditioning unit and air conditioner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020211489A1 (en) * 2019-04-19 2020-10-22 青岛海尔空调器有限总公司 Outdoor air-conditioning unit and air conditioner

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