CN110043975B - Radiator, air conditioner outdoor unit and air conditioner - Google Patents
Radiator, air conditioner outdoor unit and air conditioner Download PDFInfo
- Publication number
- CN110043975B CN110043975B CN201910319922.1A CN201910319922A CN110043975B CN 110043975 B CN110043975 B CN 110043975B CN 201910319922 A CN201910319922 A CN 201910319922A CN 110043975 B CN110043975 B CN 110043975B
- Authority
- CN
- China
- Prior art keywords
- working medium
- flow path
- medium flow
- layer
- heat dissipation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000017525 heat dissipation Effects 0.000 claims abstract description 119
- 239000000758 substrate Substances 0.000 claims description 47
- 238000006243 chemical reaction Methods 0.000 claims description 32
- 230000008859 change Effects 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 description 25
- 238000007789 sealing Methods 0.000 description 17
- 230000005855 radiation Effects 0.000 description 9
- 230000001965 increasing effect Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/14—Heat exchangers specially adapted for separate outdoor units
- F24F1/18—Heat exchangers specially adapted for separate outdoor units characterised by their shape
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention belongs to the technical field of heat dissipation, and particularly relates to a radiator, an air conditioner outdoor unit and an air conditioner. The radiator provided by the embodiment of the invention comprises a first radiating module, a second radiating module, a first pipeline and a second pipeline, wherein the first radiating module is provided with a first working medium flow path, the second radiating 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, a phase-change working medium is filled in the working medium loop, and one or more wind shielding members are arranged on the surface of the first radiating module.
Description
Technical Field
The present invention relates to the field of heat dissipation technologies, and in particular, to a heat sink, an air conditioner outdoor unit, and an 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 compressor frequency is, the more the frequency conversion module heats, and secondly, the more compact on the chip design, the density of components and parts is constantly increased, and the volume of components and parts also tends to microminiaturize, leads to the heat dissipation of frequency conversion module to be more difficult.
At present, an extruded section radiator is generally adopted for heat dissipation of the frequency conversion module of the outdoor unit of the air conditioner, and heat dissipation optimization is carried out by changing the area and the shape of the fins. However, the existing radiator still cannot timely radiate heat generated by the frequency conversion module, particularly under high ambient temperature, the temperature of the frequency conversion module is rapidly increased, and the heat radiation capacity of the radiator is limited, so that the reliability of the air conditioner is seriously affected.
Disclosure of Invention
The embodiment of the invention provides a radiator, an air conditioner outdoor unit and an air conditioner, which are used for solving the problem that a frequency conversion module is difficult to radiate. 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 a first aspect of an embodiment of the present invention, a heat sink is provided.
In some alternative embodiments, the radiator comprises a first heat radiation module, a second heat radiation module, a first pipeline and a second pipeline, wherein the first heat radiation module is provided with a first working medium flow path, the second heat radiation 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, a phase change working medium is filled in the working medium loop, and one or more wind shielding components are arranged on the surface of the first heat radiation module. The radiator provided by the embodiment of the invention can timely radiate heat generated by the frequency conversion module, ensures smooth operation of the air conditioner frequency conversion module, and further improves the operation reliability of the air conditioner.
In some alternative embodiments, the first heat dissipation module of the heat sink includes a first substrate, and a plurality of first heat dissipation members disposed on a surface of the first substrate, and the wind shielding member is disposed on a surface of the first heat dissipation members.
In some alternative embodiments, the first heat dissipating member of the heat sink includes a connection end connected to the first base surface, and a free end, and the wind shielding member is disposed at the free end of the first heat dissipating member.
In some alternative embodiments, the wind blocking member of the heat sink is integrally formed with the first heat dissipating member.
In some alternative embodiments, the wind blocking member of the heat sink is J-shaped or semi-circular.
In some alternative embodiments, the first working fluid flow path of the radiator is disposed in the first base body, and the first base body and the first working fluid flow path are integrally formed.
In some alternative embodiments, the second heat dissipation module of the heat sink includes a second base, the second working fluid flow path is disposed in the second base, and the second base and the second working fluid flow path are integrally formed.
In some alternative embodiments, the second substrate surface of the heat spreader is provided with a plurality of second heat dissipating members.
According to a second aspect of an embodiment of the present invention, there is provided an air conditioner outdoor unit.
In some alternative embodiments, the air conditioner outdoor unit includes a radiator as set forth in any one of the preceding claims.
According to a third aspect of an embodiment of the present invention, there is provided an air conditioner.
In some alternative embodiments, the air conditioner includes an air conditioner outdoor unit as described above.
The technical scheme provided by the embodiment of the invention can have the following beneficial effects:
The radiator provided by the embodiment of the invention comprises the first radiating module and the second radiating module, and the two radiating modules can radiate heat generated by an object to be radiated at the same time, so that the radiating effect of the radiator is improved. The radiator provided by the embodiment of the invention is used for radiating the frequency conversion module of the air conditioner, so that the heat generated by the frequency conversion module can be effectively radiated in time, the frequency conversion module can run smoothly, and the running reliability of the air conditioner is further improved.
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 structure of a heat sink according to an exemplary embodiment.
Fig. 2 is a schematic structural view of a first heat dissipating module according to an exemplary embodiment.
Fig. 3 is a schematic structural view of a second heat dissipating module according to an exemplary embodiment.
Fig. 4 is a schematic structural view of a second heat dissipating module according to an exemplary embodiment.
Fig. 5 is a schematic structural view showing a sealing member and a fixing member of a first heat dissipating module according to an exemplary embodiment.
Fig. 6 is an exploded structural view illustrating a sealing member and a fixing member of a first heat dissipating module according to an exemplary embodiment.
Fig. 7 is a schematic diagram illustrating a seal structure of a first heat dissipating module according to an exemplary embodiment.
Fig. 8 is a schematic view showing a mounting 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-dissipating device comprises a first heat-dissipating module 1, a second heat-dissipating module 2, a first pipeline 3, a first pipeline 4, a second pipeline 5, a fan 6, a frequency conversion module 7, a fan bracket 11, a first substrate 12, a first heat-dissipating component 13, a first layer of working medium flow path 14, 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 173 trapezoid structure 21, a first layer of substrate 22, a second layer of substrate 23, a second heat-dissipating component 24, a clamping piece 25 and a second working medium flow path.
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 scope of the claims, as well as all available equivalents of the claims. The terms "first," "second," and the like herein are used merely to distinguish one element from another element and do not require or imply any actual relationship or order between the elements. Indeed the first element could also be termed a second element and vice versa. Moreover, 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 one … …" does not exclude the presence of other like elements in a structure, apparatus or device that comprises the element. Various embodiments are described herein in a progressive manner, each embodiment focusing on differences from other embodiments, and identical and similar parts between the various embodiments are sufficient to be seen with each other.
The terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like herein refer to an orientation or positional relationship based on that shown in the drawings, merely for ease of description herein and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operate in a particular orientation, and thus are not to be construed as limiting the invention. In the description herein, unless otherwise specified and limited, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, mechanically or electrically coupled, may be in communication with each other within two elements, may be directly coupled, or may be indirectly coupled through an intermediary, as would be apparent to one of ordinary skill in the art.
Herein, unless otherwise indicated, the term "plurality" means two or more.
The embodiment of the invention provides a radiator.
As shown in fig. 1, a heat sink provided in an embodiment of the present invention 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, the first working medium flow path and the second working medium flow path are communicated through the first pipeline 3 and the second pipeline 4, the first working medium flow path, the second working medium flow path, the first pipeline 3 and the second pipeline 4 form a working medium loop, a phase-change working medium is filled in the working medium loop, and one or more wind shielding members are arranged on the surface of the first heat dissipation module.
The radiator provided by the embodiment of the invention comprises two radiating modules, namely a first radiating module 1 and a second radiating module 2, and working medium flow paths are arranged in the two radiating modules. 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 play a heat dissipation function at the same time, and the heat dissipation capacity of the radiator is improved. The heat dissipation capacity of the heat radiator provided by the embodiment of the invention is expressed as follows: when the environment temperature is 52 ℃, the existing radiator can be a non-integrated radiator when the existing radiator is used for radiating, the shell temperature of the high-power component is ninety degrees celsius and even exceeds 100 ℃, the radiator provided by the embodiment of the invention is used for cooling the frequency conversion module 6, and when the environment 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 invention has 20-25 ℃ lower temperature for high-power components.
The object to be cooled is not particularly limited in the embodiment of the invention, for example, the object to be cooled may be a frequency conversion module 6 in an air conditioner outdoor unit, the frequency conversion module 6 of the air conditioner outdoor unit is provided with a plurality of high-power components, along with the miniaturization of the air conditioner outdoor unit and the requirement of diversification of functions of the air conditioner, the chip design of the air conditioner outdoor unit electric control module is more compact, the density of the components is continuously increased, and the volume of the components tends to be miniaturized. Therefore, the heating power consumption of the high-power components is larger and larger, and the heat flux density is increased sharply. In order to ensure the safety and reliability of the external machine electric control of the air conditioner, the heat dissipation performance of the frequency conversion module 6 is important. The existing method for improving the radiator of the frequency conversion module 6 of the outdoor unit of the air conditioner generally optimizes the body of the radiator, for example, increases the radiating area of the radiator by increasing the height of the fins, the number of the fins and the like, but because the space of the outdoor unit of the air conditioner is limited, the optimizing space of the body of the radiator is small, and the radiating capacity is limited. The embodiment of the invention provides a radiator with high heat dissipation capacity and two heat dissipation modules, which can timely dissipate heat generated by a frequency conversion module 6 and improves the reliability and stability of the operation of the frequency conversion module 6.
The method for radiating the frequency conversion module 6 by adopting the radiator provided by the embodiment of the invention 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, the heat which is not dissipated is absorbed by working media in the first working media flow path, the working media are quickly vaporized after being heated and take away the heat, the working media enter the second working media flow path of the second heat dissipation module 2 through the first pipeline 3, the second heat dissipation module 2 can conduct air cooling heat dissipation and natural convection at the same time, gas working media in the second working media flow path dissipate the heat through the second heat dissipation module 2, after the temperature is reduced, the working media become liquid, and the liquid working media flow back into the first working media flow path of the first heat dissipation module 1 through the second pipeline 4 to conduct circulation of changing the next heat absorption into gas. Therefore, when the radiator provided by the embodiment of the invention is used for radiating the frequency conversion module 6, the first radiating module 1 and the second radiating module 2 can be used for radiating the frequency conversion module 6 at the same time, so that the radiating capacity of the radiator is improved, the heat generated by the frequency conversion module 6 can be effectively dissipated, the frequency conversion module 6 can be smoothly operated, and the operation reliability of the air conditioner is further improved.
In the radiator provided by the embodiment of the invention, the first working medium flow path, the second working medium flow path, the first pipeline 3 and the second pipeline 4 form a working medium loop, and the working medium loop is filled with a phase change working medium.
Optionally, the radiator provided by the embodiment of the invention can be prepared through the preparation processes of welding, vacuumizing, working medium pouring and the like. The kind of working medium is not particularly limited in this embodiment, and may be, for example, a fluid capable of undergoing phase change, such as a refrigerant. The present 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 loop. The sealing manner of the working medium in the first heat dissipation module 1 may be a sealing member as shown in fig. 5, 6 and 7, including: the first sealing member 17 and the second sealing member 18, specifically, the first sealing member 17 and the second sealing member 18 are both provided with a channel 171 for communicating the plurality of flow channels in the first working fluid flow path, the gaseous working fluid in the plurality of flow channels in the first working fluid flow path can enter the first pipeline 3 through the through holes 172, and similarly, the liquid working fluid in the second pipeline 4 can enter the first working fluid flow path through the through holes in the second sealing member 18. The sealing member may be connected to the base body of the first heat dissipating module 1 by soldering.
Optionally, the material of the first pipe 3 is metal, and similarly, the material of the second pipe 4 is metal.
As shown in fig. 2, a first heat dissipation module 1 of a heat dissipation device according to an 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, where a first working fluid flow path is disposed in the first substrate 11.
The first heat dissipation module of the heat sink provided by the embodiment of the invention is provided with one or more wind shielding members. The wind shielding member can better utilize wind power brought by rotation of the fan 5, and better play a heat dissipation effect.
Alternatively, the first heat dissipation member 12 includes a connection end and a free end, wherein the connection end is an end contacting the first substrate 11, the free end is an end opposite to the connection end, and the free end is provided with the wind shielding member. The wind shielding member is disposed at the free end of the first heat dissipation member 12, and is used for enhancing the heat dissipation capability of the free end of the first heat dissipation member, and improving the capability of the free end of the first heat dissipation member 12 to receive the wind power of the fan 5. Alternatively, in order to improve the connection stability of the wind shielding member with the first heat dissipation member 12, the wind shielding member is integrally formed with the first heat dissipation member. Optionally, the free end of each first heat dissipation member is provided with a wind shielding member, and the wind shielding member serves as an extension of the free end, thereby increasing the wind receiving area. The height of the wind shielding member may be 1-5mm and the thickness may be 1.0mm; alternatively, in order to better receive the wind power generated by the rotation of the blower 5, the cross-section of the wind shielding member may be in a "J" shape or a semicircular shape.
The first heat dissipation module 1 provided in the embodiment of the present invention may also be referred to as an evaporation end. The first substrate 11 of the first heat dissipation module 1 and the plurality of first heat dissipation members 12 disposed on the first substrate 11 may be prepared by a preparation method of direct extrusion. The number and the structural size of the first heat dissipation members 12 are not particularly limited in the embodiment of the present invention, and may be specifically 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 be unequal. Alternatively, the first heat dissipating member 12 may be a fin, which may have a height of 30-50mm and a thickness of 1.5mm.
Optionally, the first heat dissipation module 1 provided in the embodiment of the present invention may be coated with a heat conductive silicone grease or attached to a heat conductive sheet between the first heat dissipation module and the object to be cooled, so as to reduce contact thermal resistance between the first heat dissipation module and the object to be cooled, receive heat from the object to be cooled, and dissipate heat. In order to improve the contact stability of the first heat dissipation module 1 and the object to be heat-dissipated, one or more threaded holes 14 may be provided on the first substrate 11 of the first heat dissipation module 1, and the first heat dissipation module 1 and the object to be heat-dissipated are fixed by adopting a threaded connection manner. Alternatively, the region of the first base 11 where the screw hole 14 is provided does not overlap with the region where the first heat dissipation member 12 is provided. In order to further improve the connection stability of 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 ends of the first base 11, and a trapezoid structure 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 consistent with 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 base 11 and the sealing member can be fixed together with the electronic control box, and the tightness of the contact part of the first heat dissipation module 1 and the electronic control box is ensured. In order to make the first fixing member 15 and the second fixing member 16 have better hair fixing effect, the materials of the first fixing member 15 and the second fixing member 16 may be metal, and optionally, the first fixing member 15 and the second fixing member 16 may be sheet metal structural members. The fixing member is provided with a through hole for connecting the first base 11 with the electronic control box.
Optionally, the first working fluid flow path in the first heat dissipation module 1 is disposed in the first base 11. As shown in fig. 2, a first working fluid passage composed of a plurality of passages is provided in the first base 11. Optionally, in order to improve the heat dissipation capacity of the first heat dissipation module 1, the first substrate 11 is integrally formed with the first working fluid flow path. Alternatively, the region of the first base body 11 where the screw holes 14 are provided does not overlap with the region where the first working fluid flow path is provided. Optionally, in order to improve the temperature uniformity and heat carrying capacity of the first substrate 11 of the first heat dissipation module 1, the centralized heat source has better control capability, meanwhile, the local overheating phenomenon is eliminated to the greatest extent, and the stability and reliability of the work of the object to be dissipated (such as the frequency conversion module 6) are improved, and the first working medium flow path at least comprises a first layer working medium flow path 13 and a second layer working medium flow path 25. When the first working fluid flow path includes two-layer flow paths, as shown in fig. 2, the first working fluid flow path includes a first-layer working fluid flow path 13 partially framed by a broken line and a second-layer working fluid flow path 25 positioned below the first-layer working fluid flow path 13, which is not framed by a broken line. Wherein the first layer of working fluid flow path 13 is located on a first plane, the second layer of working fluid flow path 25 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, and the second working medium flow path is disposed in the second substrate, so as to improve the heat dissipation capability of the second heat dissipation module 2, where the second substrate and the second working medium flow path are integrally formed.
Alternatively, as shown in fig. 3 and 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 fluid flow path is disposed in the second base body.
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 substrate of the second heat dissipation module 2 may be a temperature equalizing plate, for example, an inflatable temperature equalizing plate, formed by laminating two layers of aluminum plates, and a second working medium flow path which is mutually communicated is arranged inside the second substrate. The second heat radiation module 2 provided with the second working medium pipeline has the functions of the working medium pipeline and the heat radiation fins, can perform natural convection and air cooling heat radiation at the same time, 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 capacity 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 that are communicated, a third layer of working medium flow path is disposed in the first layer substrate 21, a fourth layer of working medium flow path is disposed in the second layer substrate 22, and the third layer of working medium flow path is communicated with the fourth layer of working medium flow path. And the heat dissipation capacity of the second heat dissipation module 2 is further improved by the double-layer or multi-layer working medium flow path design in the second matrix. Alternatively, the two or more layers of the second substrate may be prepared by using only one temperature homogenizing plate, and folding the two or more layers into 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, so that the overall stability of the second base body is improved, and the stability of the distance between the first layer substrate 21 and the second layer substrate 22 is ensured. Optionally, a connection component is disposed on the second substrate of the second heat dissipation module 2, and is used for fixing the second heat dissipation module 2, where the connection component may be a clamping piece 24, and an installation position of the second heat dissipation module 2 may be on a fan bracket 7 of an outdoor unit of the air conditioner.
Optionally, the second substrate of the second heat dissipation module 2 is provided with a plurality of second heat dissipation members 23, and the shape of the second heat dissipation members 23 is not specifically limited in this embodiment, and may be, for example, rectangular, triangular winglets, or the like. 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 disturbance degree of gas and further improve the heat dissipation capacity of the second heat dissipation module 2. Alternatively, the second heat dissipation member 23 may be disposed on an outer surface of the temperature equalization plate, or may be disposed on an inner surface of the temperature equalization plate.
Alternatively, the paths of the second working fluid flow paths in the second heat dissipation module 2 may be formed by a plurality of mutually staggered pipes to form mutually communicated second working fluid flow paths as shown by 25 in fig. 4. The embodiment of the invention does not excessively limit the specific path form of the second working medium flow path.
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 at a first horizontal plane, the second layer of working medium flow path 25 is located at 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 at a third horizontal plane, the fourth layer of working medium flow path is located at a fourth horizontal plane, the first pipeline 3 is connected with the first layer of working medium flow path 13 and the third layer of working medium flow path, and the second pipeline 4 is connected with the second layer of working medium flow path 25 and the fourth layer of working medium flow path. On the vertical direction, the arrangement of the first horizontal plane, the second horizontal plane, the third horizontal plane and the fourth horizontal plane from bottom to top is as follows: the second horizontal plane, the first horizontal plane, the fourth horizontal plane, and the third horizontal plane, that is, the first layer of working medium flow path 13, the second layer of working medium flow path 25, the third layer of working medium flow path, and the fourth layer of working medium flow path are arranged in sequence from bottom to top in the vertical direction: the second-layer working medium flow path 25, the first-layer working medium flow path 13, the fourth-layer working medium flow path and the third-layer working medium flow path. The height difference here may be formed by a first pipe 3 and a second pipe 4. Optionally, the first pipeline 3 includes a first branch, a second branch and a third branch that are sequentially communicated, the second branch makes the first branch form a height difference with the third branch, or the second pipeline 4 includes a fourth branch, a fifth branch and a sixth branch that are sequentially communicated, and the fifth branch makes the fourth branch form a height difference with the sixth branch.
The flow mode of the working medium in the working medium loop can be described as follows in combination with the phase change of the gas state and the liquid state of the working medium: the first heat dissipation module 1 receives heat from an object to be dissipated, the working medium in the first layer working medium flow path 13 and the second layer working medium flow path 25 is subjected to heat change into gas state, according to the principle that gas flows upwards, the gas state working medium enters the third layer working medium flow path through the first pipeline 3, the temperature of the gas state working medium in the third layer working medium flow path is reduced after heat dissipation, the gas state working medium becomes liquid state, flows into the fourth layer working medium flow path under the action of gravity, and further flows into the second layer working medium flow path 25 through the second pipeline 4, and the next heat absorption cycle is carried out.
The invention also provides an air conditioner outdoor unit and an air conditioner comprising the radiator.
Alternatively, as shown in fig. 8 and 9, the installation position of the radiator in the air conditioner outdoor unit may be: the first heat dissipation module 1 of the heat sink is in contact with the frequency conversion module 6, and in particular, 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 is in contact with the lower surface of the high-power component, so that heat of the high-power component is obtained, and heat dissipation is further carried out. Specifically, in order to avoid the modification of the electric control box mold, the fixing mode of the base body of the first heat dissipation module 1 of the radiator and the electric control box can be installed from the lower part of the electric control box, the first fixing piece 15 and the second fixing piece 16 are placed at the corresponding installation positions on the upper part of the electric control box, and then the base body of the first heat dissipation module 1, the electric control box and the first fixing piece 15 are fixed in a spiral connection mode, so that the assembly is stable and convenient.
Optionally, the second heat dissipation module 2 may be installed on the fan bracket 7 of the air conditioner outdoor unit, compared with the existing fan bracket installed on the side of the fan 5, the installation position provided in this embodiment has a larger space in the air conditioner outdoor unit, which is favorable for increasing the heat dissipation area of the radiator, and the airflow on the upper portion of the fan 5 flows more smoothly, so as to further improve the heat dissipation capability of the second heat dissipation module 2.
The present invention is not limited to the structure that has 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 invention is limited only by the appended claims.
Claims (10)
1. A heat sink, comprising:
The first heat dissipation module is in heat conduction contact with the frequency conversion module of the air conditioner outdoor unit;
The second heat-dissipating module is provided with a 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, the working medium loop is filled with a phase change working medium,
The first working medium flow path at least comprises a first layer working medium flow path and a second layer working medium flow path, a second substrate of the second heat dissipation module at least comprises a first layer substrate and a second layer substrate which are communicated, the first layer substrate and the second layer substrate are formed by folding a piece of temperature equalization plate from a middle position, a third layer working medium flow path is arranged in the first layer substrate, a fourth layer working medium flow path is arranged in the second layer substrate, the third layer working medium flow path is communicated with the fourth layer working medium flow path, the first layer working medium flow path in the first substrate of the first heat dissipation module is positioned at a first horizontal plane, the second layer working medium flow path is positioned at a second horizontal plane, the third layer working medium flow path in the second substrate of the second heat dissipation module is positioned at a third horizontal plane, the fourth layer working medium flow path is positioned at a fourth horizontal plane, the first pipeline is connected with the first layer working medium flow path and the third layer working medium flow path, and the second horizontal plane, and the third horizontal plane and fourth horizontal plane are sequentially arranged from bottom to top in the vertical direction: the second horizontal plane, the first horizontal plane, the fourth horizontal plane and the third horizontal plane, and the arrangement of the first layer of working medium flow path, the second layer of working medium flow path, the third layer of working medium flow path and the fourth layer of working medium flow path from bottom to top in the vertical direction is as follows: a second layer of working medium flow path, a first layer of working medium flow path, a fourth layer of working medium flow path and a third layer of working medium flow path, wherein the height difference is formed by a first pipeline and a second pipeline,
The first heat dissipation module surface is provided with one or more wind shielding members.
2. The heat sink of claim 1, wherein,
The first substrate surface of the first heat dissipation module is provided with a plurality of first heat dissipation components,
The wind shielding member is disposed on a surface of the first heat dissipation member.
3. The heat sink of claim 2, wherein,
The first heat dissipation member includes a connection end connected to the first base surface, and a free end,
The wind shielding member is disposed at a free end of the first heat dissipation member.
4. A heat sink as claimed in claim 2 or 3, characterized in that,
The wind shielding member is integrally formed with the first heat dissipation member.
5. The heat sink of claim 1, wherein,
The wind shielding member is J-shaped or semicircular.
6. The heat sink of claim 2, wherein,
The first matrix and the first working medium flow path are integrally formed.
7. The heat sink of claim 1, wherein,
The second matrix and the second working medium flow path are integrally formed.
8. The heat sink of claim 7 wherein,
The second substrate surface is provided with a plurality of second heat dissipation members.
9. An outdoor unit of an air conditioner, comprising the radiator according to any one of claims 1 to 8.
10. An air conditioner comprising the air conditioner outdoor unit according to claim 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910319922.1A CN110043975B (en) | 2019-04-19 | 2019-04-19 | Radiator, air conditioner outdoor unit and air conditioner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910319922.1A CN110043975B (en) | 2019-04-19 | 2019-04-19 | Radiator, air conditioner outdoor unit and air conditioner |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110043975A CN110043975A (en) | 2019-07-23 |
CN110043975B true CN110043975B (en) | 2024-06-18 |
Family
ID=67278184
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910319922.1A Active CN110043975B (en) | 2019-04-19 | 2019-04-19 | Radiator, air conditioner outdoor unit and air conditioner |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110043975B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109974137B (en) * | 2019-04-19 | 2024-05-17 | 青岛海尔智能技术研发有限公司 | Air conditioner outdoor unit and air conditioner |
CN110030629B (en) * | 2019-04-19 | 2024-07-16 | 青岛海尔空调器有限总公司 | Air conditioner outdoor unit and air conditioner |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN205783408U (en) * | 2016-06-17 | 2016-12-07 | 上海嘉熙科技有限公司 | Electric controller based on hot superconductive radiating plate and air-conditioner outdoor unit |
CN107166564A (en) * | 2017-06-20 | 2017-09-15 | 珠海格力电器股份有限公司 | Heat pipe heat exchanger, air conditioner control radiating assembly, air conditioner outdoor unit and air conditioner |
CN207321763U (en) * | 2017-10-18 | 2018-05-04 | 北京嘉楠捷思信息技术有限公司 | Optimized air duct heat dissipation device |
CN109237639A (en) * | 2018-10-25 | 2019-01-18 | 奥克斯空调股份有限公司 | A kind of auxiliary heat exchanging device and air conditioner |
CN210014476U (en) * | 2019-04-19 | 2020-02-04 | 青岛海尔空调器有限总公司 | Radiator, air condensing units and air conditioner |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2648376Y (en) * | 2003-02-24 | 2004-10-13 | 赵锋 | Vacuum phase changing heat pipe radiator |
CN101400960B (en) * | 2006-03-10 | 2010-12-29 | 贝洱两合公司 | Heat exchanger for a motor vehicle |
JP2008251652A (en) * | 2007-03-29 | 2008-10-16 | Mitsubishi Electric Corp | Heat sink |
JP2009131005A (en) * | 2007-11-21 | 2009-06-11 | Denso Corp | Device for cooling load driving-element |
CN201819395U (en) * | 2010-09-10 | 2011-05-04 | 盛代印 | Efficient multifunctional air heating furnace |
CN202452869U (en) * | 2012-01-18 | 2012-09-26 | 张跃 | Heat wing |
CN102878624B (en) * | 2012-10-26 | 2015-03-11 | 西安石油大学 | Cleaning and energy-saving device for househould air conditioner outer unit condenser |
CN203215875U (en) * | 2013-02-22 | 2013-09-25 | 南宁国瑞电子科技有限公司 | Device capable of improving air-cooled air conditioner outdoor unit refrigerating efficiency |
CN205320435U (en) * | 2015-12-09 | 2016-06-15 | 许昌学院 | Cold wind formula heat abstractor for electron device |
CN208170562U (en) * | 2018-04-09 | 2018-11-30 | 奥克斯空调股份有限公司 | Air-conditioner outdoor unit and air-conditioning |
CN109268951A (en) * | 2018-10-31 | 2019-01-25 | 珠海格力电器股份有限公司 | Air condensing units and have its air conditioner |
-
2019
- 2019-04-19 CN CN201910319922.1A patent/CN110043975B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN205783408U (en) * | 2016-06-17 | 2016-12-07 | 上海嘉熙科技有限公司 | Electric controller based on hot superconductive radiating plate and air-conditioner outdoor unit |
CN107166564A (en) * | 2017-06-20 | 2017-09-15 | 珠海格力电器股份有限公司 | Heat pipe heat exchanger, air conditioner control radiating assembly, air conditioner outdoor unit and air conditioner |
CN207321763U (en) * | 2017-10-18 | 2018-05-04 | 北京嘉楠捷思信息技术有限公司 | Optimized air duct heat dissipation device |
CN109237639A (en) * | 2018-10-25 | 2019-01-18 | 奥克斯空调股份有限公司 | A kind of auxiliary heat exchanging device and air conditioner |
CN210014476U (en) * | 2019-04-19 | 2020-02-04 | 青岛海尔空调器有限总公司 | Radiator, air condensing units and air conditioner |
Also Published As
Publication number | Publication date |
---|---|
CN110043975A (en) | 2019-07-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109974137B (en) | Air conditioner outdoor unit and air conditioner | |
CN110030629B (en) | Air conditioner outdoor unit and air conditioner | |
CN110043972B (en) | Radiator, air conditioner outdoor unit and air conditioner | |
CN104197612B (en) | A kind of high efficiency and heat radiation assembly of semiconductor freezer | |
CN103167780A (en) | Combined type radiator for power module and combined type radiator assembly | |
CN210070062U (en) | Radiator, air condensing units and air conditioner | |
CN110043975B (en) | Radiator, air conditioner outdoor unit and air conditioner | |
CN110043974B (en) | Radiator, air conditioner outdoor unit and air conditioner | |
CN110043973B (en) | Radiator, air conditioner outdoor unit and air conditioner | |
CN109974136B (en) | Radiator, air conditioner outdoor unit and air conditioner | |
CN210070063U (en) | Radiator, air condensing units and air conditioner | |
CN210014476U (en) | Radiator, air condensing units and air conditioner | |
CN210399236U (en) | Radiating component, radiator and air conditioner | |
CN210014478U (en) | Radiator, air condensing units and air conditioner | |
CN210014475U (en) | Radiator, air condensing units and air conditioner | |
CN210014477U (en) | Radiator, air condensing units and air conditioner | |
CN111351147A (en) | Radiator and air condensing units | |
CN210014472U (en) | Air condensing units and air conditioner | |
WO2021189726A1 (en) | Radiator and air conditioner outdoor unit | |
CN201569340U (en) | Flat heating pipe type heat dissipater | |
CN210663105U (en) | Air condensing units and air conditioner | |
CN210399239U (en) | Heat radiation component, radiator, air condensing units and air conditioner | |
WO2022083365A1 (en) | Device heat dissipation method and heat dissipation device | |
CN214581473U (en) | Radiator and air condensing units | |
CN212628953U (en) | Heat radiation structure of display device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |