CN210014477U - A radiator, air conditioner outdoor unit and air conditioner - Google Patents

Abstract

The utility model belongs to the technical field of heat dissipation, in particular to a radiator, an outdoor unit of an air conditioner and an air conditioner. The radiator provided by the embodiment of the present invention 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, and 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 connected by the first pipeline and the second pipeline, and the first working medium flow path, The second working medium flow path, the first pipeline and the second pipeline constitute a working medium circuit, and the working medium circuit is filled with a phase-change working medium. The heat sink provided by the embodiment of the present invention includes a first heat dissipation module and a second heat dissipation module, and the two heat dissipation modules can dissipate heat at the same time, thereby improving the heat dissipation effect of the heat sink.

Description

A radiator, air conditioner outdoor unit and air conditioner

technical field

The utility model relates to the technical field of heat dissipation, in particular to a radiator, an outdoor unit of an air conditioner and an air conditioner.

Background technique

The inverter module is an important component in the inverter air conditioner, and the heat dissipation problem of the inverter module is closely related to the reliability of the air conditioner. The higher the compressor frequency, the more heat the inverter module generates. Secondly, the chip design is more compact, the density of components continues to increase, and the volume of components tends to be miniaturized, making it more and more difficult to dissipate heat from the inverter module.

At present, the heat dissipation of the frequency conversion module of the outdoor unit of the air conditioner generally adopts an extruded radiator, and the heat dissipation is optimized by changing the area and shape of the fins. However, the existing radiator is still unable to dissipate the heat generated by the frequency conversion module in time, especially under high ambient temperature, the temperature of the frequency conversion module rises sharply, and the heat dissipation capacity of the radiator is limited, which seriously affects the reliability of the air conditioner .

Utility model content

The embodiments of the present utility model provide a radiator, an outdoor unit of an air conditioner and an air conditioner, so as to solve the problem of difficult heat dissipation of the frequency conversion module. In order to provide a basic understanding of some aspects of the disclosed embodiments, a brief summary is given below. This summary is not intended to be an extensive review, nor is it intended to identify key/critical elements or delineate the scope of protection of these embodiments. Its sole purpose is to present some concepts in a simplified form as a prelude to the detailed description that follows.

According to a first aspect of the embodiments of the present invention, a heat sink is provided.

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 connected by the first pipeline and the second pipeline, and the first working medium flow path is connected with the second pipeline. The mass flow path, the second working medium flow path, the first pipeline and the second pipeline constitute a working medium loop, and the working medium loop is filled with a phase-change working medium. The radiator provided by the embodiment of the present invention can dissipate the heat generated by the frequency conversion module in a timely manner, so as to ensure the smooth operation of the air conditioner frequency conversion module, thereby improving the operation reliability of the air conditioner.

In some optional embodiments, the first heat dissipation module of the heat sink includes a first base body, the first working medium flow path is arranged in the first base body, and the first base body is connected to the first base body. A working medium flow path is integrally formed; or, the second heat dissipation module includes 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 The flow path is integrally formed.

In some optional embodiments, the second heat dissipation module of the heat sink is an inflation 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 radiator at least includes a first layer working medium flow path and a second layer working medium flow path in communication, or the second working medium flow path The path includes at least a connected third-layer working medium flow path and a fourth-layer working medium flow path, or the first working medium flow path at least includes a connected first-layer working medium flow path and a second-layer working medium flow path. , the second working medium flow path at least includes a third layer working medium flow path and a fourth layer working medium flow path that are communicated.

In some optional embodiments, the first working medium flow path of the radiator at least includes a first layer working medium flow path and a second layer working medium flow path in communication, and the first working medium flow path is located on the first plane, the second layer of working medium flow path is located on the second plane, the first plane is parallel to the second plane, or the second working medium flow path includes at least a third layer of working medium flow in communication and the fourth layer working medium flow path, the third layer working medium flow path is located on the third plane, the fourth layer working medium flow path is located on the fourth plane, and the third plane is parallel to the fourth plane, or , the first working medium flow path at least includes a first layer of working medium flow path and a second layer of working medium flow path, the first layer of working medium flow path is located on the first plane, the second layer of working medium flow path The flow path is located on the second plane, and the second working medium flow path includes at least a third-layer working medium flow path and a fourth-layer working medium flow path that communicate with each other, and the third-layer working medium flow path is located on the third plane, so The working medium flow path of the fourth layer is located 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 radiator at least includes a first layer working medium flow path and a second layer working medium flow path in communication, and the second working medium flow path at least It includes a connected third-layer working medium flow path and a fourth-layer working medium flow path, the first pipeline connects the first-layer working medium flow path and the third-layer working medium flow path, and the second pipeline The second-layer working medium flow path and the fourth-layer working medium flow path are connected.

In some optional embodiments, the first pipeline of the radiator includes a first branch, a second branch and a third branch connected in sequence, and the second branch makes the first branch The height difference is formed between the road and the third branch, or the second pipeline includes a fourth branch, a fifth branch and a sixth branch that are connected in sequence, and the fifth branch makes the fourth branch A height difference is formed with the sixth branch.

In some optional embodiments, the first heat dissipation module of the heat sink includes a first base body, and a plurality of first heat dissipation members disposed on the first base body, or the second heat dissipation module It includes a second base, and a plurality of second heat dissipation members disposed on the second base.

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

In some optional embodiments, the air conditioner outdoor unit includes the radiator according to any one of the foregoing.

In some optional embodiments, the outdoor unit of the air conditioner further includes an electronic control module of a frequency conversion module, and the first heat dissipation module is in contact with the frequency conversion 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, an air conditioner is provided.

In some optional embodiments, the air conditioner includes the aforementioned outdoor unit of the air conditioner.

The technical solutions provided by the embodiments of the present invention may include the following beneficial effects:

The heat sink provided by the embodiment of the present invention includes a first heat dissipation module and a second heat dissipation module, and the two heat dissipation modules can simultaneously dissipate the heat generated by the object to be dissipated, thereby improving the heat dissipation effect of the heat sink. Using the radiator provided by the embodiment of the present invention to dissipate heat from the frequency conversion module of the air conditioner can timely and effectively dissipate the heat generated by the frequency conversion module, ensure the smooth operation of the frequency conversion module, and further improve the operation reliability of the air conditioner.

It is to be understood that the foregoing general description and the following detailed description are exemplary and explanatory only and are not limiting of the invention.

Description of 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 structural diagram of 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 diagram of a sealing member and a fixing member of a first heat dissipation module according to an exemplary embodiment.

Fig. 6 is a schematic exploded structural diagram of a sealing member and a fixing member of a first heat dissipation module according to an exemplary embodiment.

FIG. 7 is a schematic structural diagram of a sealing member of a first heat dissipation module according to an exemplary embodiment.

Fig. 8 is a schematic structural diagram showing 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 structural diagram showing an installation position of a radiator in an outdoor unit of an air conditioner according to an exemplary embodiment.

Among them, 1 first heat dissipation module, 2 second heat dissipation module, 3 first pipeline, 4, second pipeline, 5 fan, 6 frequency conversion module, 7 fan bracket, 11 first base body, 12 first heat dissipation member, 13 The first layer of working medium flow path, 14 threaded holes, 15 first fixing piece, 16 second fixing piece, 17 first sealing piece, 18 second sealing piece, 171 channel, 172 through hole, 173 trapezoid structure, 21th A layer of substrate, 22 a second layer of substrate, 23 a second heat dissipation member, 24 a snap fitting, 25 a second working medium flow path.

Detailed ways

The following description and drawings sufficiently illustrate the 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 other embodiments. The scope of the embodiments herein includes the full scope of the claims, along with all available equivalents of the claims. Herein, the terms "first," "second," etc. are only used to distinguish one element from another, and do not require or imply any actual relationship or order between the elements. In fact the first element can also be called the second element and vice versa. Furthermore, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a structure, device or device comprising a list of elements includes not only those elements, but also others not expressly listed elements, or elements inherent to such structures, devices, or equipment. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in the structure, apparatus or device that includes the element. The various embodiments herein are described in a progressive manner, and each embodiment focuses on the differences from other embodiments, and it is sufficient to refer to each other for the same and similar parts between the various embodiments.

The terms "portrait", "landscape", "top", "bottom", "front", "rear", "left", "right", "vertical", "horizontal", "top", " The orientation or positional relationship indicated by "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the text and simplifying the description, rather than indicating or implying that the indicated device or element must be It has a specific orientation, is constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. In the description herein, unless otherwise specified and limited, the terms "installed", "connected" and "connected" should be construed in a broad sense, for example, it may be a mechanical connection or an electrical connection, or the internal communication between two elements, It can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms can be understood according to specific situations.

As used herein, unless stated otherwise, the term "plurality" means two or more.

The embodiment of the present invention provides a radiator.

As shown in FIG. 1 , the radiator provided by the embodiment of the present invention includes: 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 The first working medium flow path, the second cooling 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 connected by 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 constitute a working medium loop, and the working medium loop is filled with a phase-change working medium.

The heat sink provided by the embodiment of the present invention simultaneously includes two heat dissipation modules, namely, a first heat dissipation module 1 and a second heat dissipation module 2, and both heat dissipation modules are provided with working medium flow paths. 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 perform heat dissipation functions at the same time, thereby improving the heat dissipation capability of the radiator. The heat dissipation capability of the radiator provided by the embodiment of the present invention is shown as follows: when the ambient temperature is 52°C, when the existing radiator is used for heat dissipation, the existing radiator may be a non-integrated radiator, and the The case temperature is more than 90 degrees Celsius, or even more than 100 degrees Celsius. The heat sink provided by the embodiment of the present invention is used to cool the frequency conversion module 6. When the ambient temperature is 52 degrees Celsius, the case temperature of the high-power components is 72-82 degrees Celsius. It can be seen that the radiator provided by the embodiment of the present invention can lower the temperature of high-power components by 20-25°C than the existing radiator.

The embodiment of the present invention does not specifically limit the object to be radiated, for example, it may be the frequency conversion module 6 in the outdoor unit of the air conditioner. The frequency conversion module 6 of the outdoor unit of the air conditioner is provided with a number of high-power components. With the miniaturization of the outdoor unit of the air conditioner and the need for diversified functions of the air conditioner, the chip design of the control module of the outdoor unit of the air conditioner is more compact, and the components The density of the components continues to increase, and the volume of the components tends to be miniaturized. Therefore, the heating power consumption of high-power components is increasing, and the heat flux density is rising sharply. In order to ensure the safety and reliability of the external electrical control of the air conditioner, 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 generally to optimize the body of the radiator, for example, by increasing the height of the fins, the number of fins, etc. The space of the outdoor unit is limited, the optimization space of the radiator body is very small, and the heat dissipation capacity is limited. The embodiment of the present invention provides a radiator with high heat dissipation capability with two heat dissipation modules, which can dissipate the heat generated by the frequency conversion module 6 in time, thereby improving the reliability and stability of the operation of the frequency conversion module 6 .

The method of using the heat sink provided by the embodiment of the present invention to dissipate heat from the frequency conversion module 6 may be as follows: the first heat dissipation module 1 receives the heat from the frequency conversion module 6, and dissipates part of the heat through the air cooling effect of the fan 5, and the undissipated heat Absorbed by the working medium in the first working medium flow path, the working medium vaporizes rapidly after being heated and takes away the heat, and enters the second working medium flow path 25 of the second heat dissipation module 2 through the first pipeline 3, and the second heat dissipation module 2. Air-cooled heat dissipation and natural convection can be performed at the same time. The gas working medium in the second working medium flow path 25 dissipates heat through the second heat dissipation module 2. After the temperature is lowered, it becomes liquid, and the liquid working medium passes through the second pipeline. 4 flows back into the first working medium flow path of the first heat dissipation module 1 to perform the next cycle of absorbing heat and changing to a gaseous state. It can be seen that when the heat sink provided by the embodiment of the present invention is used to dissipate heat to the frequency conversion module 6, the first heat dissipation module 1 and the second heat dissipation module 2 can simultaneously dissipate heat to the frequency conversion module 6, which improves the heat dissipation capability of the heat sink, and can The heat generated by the frequency conversion module 6 is effectively dissipated, so that the frequency conversion module 6 runs smoothly, thereby improving the operation reliability of the air conditioner.

In the radiator provided by the embodiment of the present invention, the first working medium flow path, the second working medium flow path 25, the first pipeline 3 and the second pipeline 4 constitute a working medium loop, and the working medium loop is filled with phase change Working quality.

Optionally, the radiator provided by the embodiment of the present invention can be prepared by welding, vacuuming, pouring working medium and other preparation processes. The type of the working medium is not specifically limited in this embodiment, for example, it may be a fluid that can undergo phase change, such as a refrigerant. This embodiment does not specifically limit the filling amount of the working fluid in the working fluid circuit.

Optionally, the working fluid is sealed in the working fluid circuit. The sealing method of the working medium in the first heat dissipation module 1 may adopt the sealing member shown in FIG. 5 , FIG. 6 and FIG. 7 , including: a first sealing member 17 and a second sealing member 18 . The sealing member 17 and the second sealing member 18 are both provided with channels 171, which are used to communicate the plurality of flow channels in the first working medium flow path, and the gaseous working medium in the plurality of flow channels in the first working medium flow path can pass through. The through hole 172 enters the first pipeline 3 , and similarly, the liquid working medium in the second pipeline 4 can enter the first working medium flow path through the through hole in the second sealing member 18 . The connection between the sealing member and the base of the first heat dissipation module 1 may be soldering.

Optionally, the material of the first pipeline 3 is metal, and similarly, the material of the second pipeline 4 is 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 base body 11 and a plurality of first heat dissipation members 12 arranged on the first base body 11 , and the first working medium flow path is arranged in the first substrate 11 .

The first heat dissipation module 1 provided by the embodiment of the present invention may also be referred to as an evaporation end. The first base body 11 of the first heat dissipation module 1 and the plurality of first heat dissipation members 12 disposed on the first base body 11 can be prepared by a direct extrusion molding method. The embodiments of the present invention do not specifically limit the number and structural dimensions of the first heat dissipation members 12 , and specifically, they can be set according to the size of the space where the first heat dissipation module 1 is located. Optionally, the distances between the plurality of first heat dissipation members 12 disposed on the first base body 11 may be unequal. Optionally, the first heat dissipation member 12 may be a fin, and the height of the fin may be 30-50 mm, and the thickness may be 1.5 mm.

Optionally, the first heat dissipation module 1 provided by the embodiment of the present invention may be coated with thermally conductive silicone grease or attached with a thermal conductive sheet between the object to be dissipated to reduce the contact thermal resistance between the two, and receive heat from the object to be dissipated. heat and dissipate heat. In order to improve the stability of the contact between the first heat dissipation module 1 and the object to be dissipated, one or more threaded holes 14 may be provided on 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 connected by screw connection. The heat-dissipating object is fixed. Optionally, the region where the threaded holes 14 are provided on the first base body 11 does not overlap with 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 also provided with a fixing member. As shown in FIG. 5 and FIG. A fixing piece 15 and a second fixing piece 16, the ends of the first sealing piece 17 and the second sealing piece 18 may be provided with a trapezoidal structure 173, so that the cross-sectional structure of the first sealing piece 17 and the second sealing piece 18 is the same as that of the first sealing piece 17 and the second sealing piece 18. The cross-sectional structure size of a heat dissipation module 1 is consistent. 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 connect the first base 11 and the sealing member together with the electrical The control box is fixed, and the tightness of the contact part between the first heat dissipation module 1 and the electric control box is ensured. In order to improve the fixing effect of the first fixing member 15 and the second fixing member 16, the material of the first fixing member 15 and the second fixing member 16 may be metal. Optionally, the first fixing member 15 and the second fixing member 16 can be made of metal. Piece 16 may be a sheet metal structural piece. The fixing member is provided with a through hole, which can be used to connect 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 arranged in the first base body 11 . As shown in FIG. 2 , the first base body 11 is provided with a first working medium flow channel composed of a plurality of channels. Optionally, in order to improve the heat dissipation capability of the first heat dissipation module 1 , the first base body 11 and the first working medium flow path are integrally formed. Optionally, the region where the threaded holes 14 are arranged on the first base body 11 does not overlap with the region where the first working medium flow path is arranged. Optionally, in order to improve the temperature uniformity and heat-carrying capacity of the first base body 11 of the first heat dissipation module 1, it has a better control ability for the concentrated heat source, and at the same time, the local overheating phenomenon is eliminated to the greatest extent, and the object to be dissipated (( As shown in the stability and reliability of the operation of the frequency conversion module 6), the first working medium flow path includes at least 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 the first layer of working medium flow path 13 framed by the dashed line and the first layer of working medium flow path 13 not framed by the dashed line. The second layer of the working medium flow channel in the lower layer of the working medium flow channel 13 . The working medium flow path 13 of the first layer is located on the first plane, the working medium flow path 13 of the second layer is located on the second plane, and the first plane is parallel to the second plane.

Optionally, the second heat dissipation module 2 includes a second base body, and the second working medium flow path 25 is arranged in the second base body. In order to improve the heat dissipation capability of the second heat dissipation module 2, the second base body and the second working medium flow path 25 One piece.

Optionally, as shown in FIG. 3 and FIG. 4 , the second heat dissipation module 2 includes a second base body and a plurality of second heat exchange members 23 disposed on the second base body, and the second working medium flow path 25 is disposed on the second base body. within the matrix.

The second heat dissipation module 2 provided in the embodiment of the present invention may also be referred to as a condensation end. Optionally, the second base of the second heat dissipation module 2 can be a temperature equalizing plate, such as an inflatable temperature equalizing plate, which is formed by pressing two layers of aluminum plates, and is provided with a second working medium flow path that communicates with each other. 25. The second heat dissipation module 2 provided with the second working medium pipeline has the functions of working medium pipeline and heat sink at the same time, which can carry out natural convection and air cooling at the same time, and has high heat transfer capacity, high thermal conductivity, light weight, etc. advantage. Optionally, in order to further improve the heat dissipation capability of the second heat dissipation module 2, the second base of the second heat dissipation module 2 at least includes a first layer substrate 21 and a second layer substrate 22 that are connected in communication, and the first layer substrate 21 is provided with a second layer of substrates. There are three layers of working medium flow paths, and a fourth layer of working medium flow paths is provided in the second layer of the substrate 22 , and the third layer of working medium flow paths is communicated with the fourth layer of working medium flow paths. The two-layer or multi-layer working medium flow path design in the second base further improves the heat dissipation capability of the second heat dissipation module 2 . Optionally, the preparation method of the two-layer or multi-layer second substrate may be as follows: only one temperature-sparing plate is used, and it is folded into two or more symmetrical layers from the middle position. Optionally, one or more fixing bolts are arranged between the first layer substrate 21 and the second layer substrate 22, which not only improves the overall stability of the second substrate, but also ensures the first layer substrate 21 and the second layer substrate. The stability of the distance between 22. Optionally, the second base of the second heat dissipation module 2 is provided with a connecting member for fixing the second heat dissipation module 2. The connecting member here may be a clip 24, and the installation position of the second heat dissipation module 2 may be. It is on the fan bracket 7 of the outdoor unit of the air conditioner.

Optionally, a plurality of second heat dissipation members 23 are provided on the second base of the second heat dissipation module 2. The shape of the second heat dissipation members 23 is not specifically limited in this embodiment, for example, it may be a rectangle, a triangle, or a triangular winglet. Wait. 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 . Optionally, the second heat dissipation member 23 may be disposed on the outer surface of the temperature equalizing plate, or may be disposed on the inner surface of the temperature equalizing plate.

Optionally, the path of the second working medium flow path 25 in the second heat dissipation module 2 may be shown as 25 in FIG. 4 , and the second working medium flow path 25 communicated with each other is formed by a plurality of interlaced pipelines. The embodiment of the present invention does not limit the specific path form of the second working medium flow path 25 too much.

Optionally, in order to improve the 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 base 11 of the first heat dissipation module 1 is located on the first horizontal plane, The working medium flow path of the second layer is located on the second horizontal plane, the working medium flow path of the third layer in the second base of the second heat dissipation module 2 is located on the third horizontal plane, the working medium flow path of the fourth layer is located on the fourth horizontal plane, and the first pipe The channel 3 connects the first layer working medium flow channel 13 and the third layer working medium flow channel, and the second pipeline 4 connects the second layer working medium flow channel and the fourth layer working medium flow channel. In the vertical direction, the bottom-to-top arrangement of the first horizontal plane, the second horizontal plane, the third horizontal plane, and the fourth horizontal plane is: the second horizontal plane, the first horizontal plane, the fourth horizontal plane, and the third horizontal plane, that is, the first floor The order from bottom to top in the vertical direction of the mass flow channel 13 , the second layer working medium flow channel, the third layer working medium flow channel, and the fourth layer working medium flow channel is: the second layer working medium flow channel, the first layer working medium flow channel The first layer of working medium flow channel 13, the fourth layer of working medium flow channel, and the third layer of working medium flow channel. The height difference here can be formed by the first pipeline 3 and the second pipeline 4 . Optionally, the first pipeline 3 includes a first branch, a second branch and a third branch that are communicated in sequence, and the second branch forms a height difference between the first branch and the third branch, or the second branch. The pipeline 4 includes a fourth branch, a fifth branch and a sixth branch that are communicated in sequence, and the fifth branch forms a height difference between the fourth branch and the sixth branch.

Combining the phase transition between the gaseous state and the liquid state of the working medium, the flow of the working medium in the working medium circuit can be described as: the first heat dissipation module 1 receives the heat from the object to be dissipated, the first layer of the working medium flow path 13 and the second layer The working medium in the working medium flow path is heated into a gaseous state. According to the principle of upward gas flow, the gaseous working medium enters the third working medium flow path through the first pipeline 3, and the gaseous working medium in the third working medium flow path After the heat is dissipated, the temperature decreases and becomes liquid. Under the action of gravity, it flows into the working medium flow path of the fourth layer, and further flows into the working medium flow path of the second layer through the second pipeline 4 for the next heat absorption cycle.

The utility model simultaneously provides an air conditioner outdoor unit and an air conditioner comprising the aforementioned radiator.

Optionally, as shown in FIG. 8 and FIG. 9 , the installation position of the radiator in the outdoor unit of the air conditioner may be: the first cooling module 1 of the radiator is in contact with the frequency conversion module 6 . Specifically, the first cooling module 1 may be in contact with the inverter module 6 . Inverter module 6 contacts. The first base body 11 of the first heat dissipation module 1 is in contact with the lower surface of the high-power components to obtain the heat of the high-power components, and then dissipate the heat. Specifically, in order to avoid the modification of the mold of the electric control box, the base of the first heat dissipation module 1 of the radiator and the electric control box can be fixed by installing from the lower part of the electric control box, and the first fixing member 15 and the second fixing member 16 are placed. At the corresponding installation position on the upper part of the electric control box, the first fixing member 15 and the second fixing member 16, the electric control box, and the base of the first cooling module 1 are fixed by screw connection, which is stable and convenient to assemble.

Optionally, the second heat dissipation module 2 can be installed on the fan support 7 of the outdoor unit of the air conditioner. Compared with the existing installation on the side of the fan 5, the installation position provided in this embodiment has a larger space in the outdoor unit of the air conditioner. , which is beneficial to increase the heat dissipation area of the radiator, and the air flow on the upper part of the fan 5 is smoother, which further improves 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 accompanying drawings, and various modifications and changes may 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 radiator, characterized in that, comprising: The first cooling module, The second cooling module, the first line, and second line, 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, and the first working medium flow path and the second working medium flow path adopt the The first pipeline and the second pipeline are connected, The first working medium flow path, the second working medium flow path, the first pipeline and the second pipeline constitute a working medium loop, and the working medium loop is filled with a phase-change working medium. 2. The heat sink of claim 1, wherein The first heat dissipation module includes 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; or, The second heat dissipation module includes 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, wherein The second heat dissipation module is an inflation plate, a tube-fin heat dissipation plate or a wire tube heat dissipation plate. 4. The heat sink of claim 1, wherein The first working medium flow path includes at least a first layer working medium flow path and a second layer working medium flow path that are in communication, or, 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 that are in communication, or, The first working medium flow path at least includes a first layer working medium flow path and a second layer working medium flow path, and the second working medium flow path at least includes a third layer working medium flow path and a fourth connecting medium flow path. Layer working medium flow path. 5. The heat sink of claim 4, wherein The first working medium flow path at least includes a first layer working medium flow path and a second layer working medium flow path, the first layer working medium flow path is located on the first plane, and the second layer working medium flow path the road lies in a second plane, the first plane being parallel to the second plane, or, The second working medium flow path at least includes a third layer working medium flow path and a fourth layer working medium flow path, the third layer working medium flow path is located on the third plane, and the fourth layer working medium flow path is located in the third plane. The road lies in a fourth plane, said third plane being parallel to the fourth plane, or, The first working medium flow path at least includes a first layer working medium flow path and a second layer working medium flow path, the first layer working medium flow path is located on the first plane, and the second layer working medium flow path The flow path is located on the second plane, 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, the third layer working medium flow path is located on the third plane, the The working medium flow path of the fourth layer is located 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, wherein The first working medium flow path at least includes a first layer of working medium flow path and a second layer of working medium flow path, and the second working medium flow path at least includes a third layer of working medium flow path and a fourth layer of connected working medium flow path. Layer working medium flow path, The first pipeline connects the first-layer working medium flow path and the third-layer working medium flow path, and the second pipeline connects the second-layer working medium flow path and the fourth-layer working medium flow path. 7. The heat sink of claim 1, wherein The first pipeline includes a first branch, a second branch and a third branch that 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 that are communicated in sequence, and the fifth branch forms a height difference between the fourth branch and the sixth branch. 8. The heat sink of claim 1, wherein The first heat dissipation module includes a first base body, and a plurality of first heat dissipation members disposed on the first base body, or, The second heat dissipation module includes a second base body, and a plurality of second heat dissipation members disposed on the second base body. 9. An air conditioner outdoor unit, characterized in that it comprises the radiator according to any one of claims 1-8. 10 . The outdoor unit of an air conditioner according to claim 9 , further comprising a frequency conversion module, and the first heat dissipation module is in contact with the frequency conversion module. 11 . 11. The air conditioner outdoor unit according to claim 10, wherein the second working medium flow path is higher than the first working medium flow path in a vertical direction. 12. An air conditioner, characterized by comprising the air conditioner outdoor unit according to any one of claims 9-11.

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