CN211876194U - Radiating assembly, air conditioner external unit mainboard and air conditioner - Google Patents
Radiating assembly, air conditioner external unit mainboard and air conditioner Download PDFInfo
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- CN211876194U CN211876194U CN201921657103.XU CN201921657103U CN211876194U CN 211876194 U CN211876194 U CN 211876194U CN 201921657103 U CN201921657103 U CN 201921657103U CN 211876194 U CN211876194 U CN 211876194U
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- 229910002804 graphite Inorganic materials 0.000 claims abstract description 15
- 239000010439 graphite Substances 0.000 claims abstract description 15
- -1 graphite alkene Chemical class 0.000 claims abstract description 15
- 230000005855 radiation Effects 0.000 claims abstract description 10
- 230000017525 heat dissipation Effects 0.000 claims description 100
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 26
- 229910021389 graphene Inorganic materials 0.000 claims description 26
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 18
- 230000005012 migration Effects 0.000 abstract description 2
- 238000013508 migration Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000004088 simulation Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The utility model provides an outer quick-witted mainboard of radiator unit, air conditioner and air conditioner, radiator unit, including graphite alkene heat-conducting plate, a plurality of heat radiation fins and mounting, it is a plurality of heat radiation fins is fixed in graphite alkene heat-conducting plate's lower surface, the mounting is fixed in graphite alkene heat-conducting plate's upper surface, the technical scheme of the utility model provides a radiator unit can carry out effectual migration with the heat of power components and parts, avoids gathering more and more the heat on radiator unit, and the radiating effect is good.
Description
Technical Field
The utility model relates to an air conditioner technical field especially relates to an outer quick-witted mainboard of radiator unit, air conditioner and air conditioner.
Background
When the high-temperature refrigeration working condition is operated, the temperature of the main board components is very high, the frequency is limited, the refrigeration capacity is limited, the temperature of the main board is high for a long time, the service life of the main board is shortened, simulation analysis shows that the wind speed around the main board heat dissipation assembly of the existing air conditioner outdoor unit is very low, the wind is close to no wind, the convection heat transfer is almost not generated, and the heat dissipation effect is poor.
Graphene is a high thermal conductivity material, and is widely used for electronic component heat dissipation, including computer motherboard heat dissipation, CPU heat dissipation etc. patent No. CN205920959U discloses a radiator unit and air conditioner that reduces air conditioner controller chip temperature. A layer of graphene is attached to the surface of the heat dissipation assembly, the heat dissipation assembly attached with the graphene layer is attached to the upper surface of the controller chip in a clinging mode, the surface emissivity of the heat dissipation assembly is increased, and the temperature reduction speed of the chip is well improved. However, the heat dissipation assembly of the main board of the existing air conditioner outdoor unit is positioned at a windless dead angle, heat can be accumulated on the outer surface of the heat dissipation assembly, and the heat dissipation effect is poor.
SUMMERY OF THE UTILITY MODEL
In view of this, one of the purposes of the present invention is to provide a heat dissipation assembly for avoiding the disadvantages in the prior art, which can transfer the effective heat generated by the power components, thereby avoiding the heat accumulated on the heat dissipation assembly increasing more and more, and achieving a good heat dissipation effect.
One of the purposes of the invention is realized by the following technical scheme:
an embodiment of the utility model provides a heat radiation component, including graphite alkene heat-conducting plate, a plurality of heat radiation fins and mounting, it is a plurality of heat radiation fins is fixed in graphite alkene heat-conducting plate's lower surface, the mounting is fixed in graphite alkene heat-conducting plate's lower surface.
Furthermore, the graphite alkene heat-conducting plate is including the contact plate that is used for contacting power components and parts and the heating panel that is used for the heat dissipation, the heating panel is fixed in contact plate one end and be an organic whole setting between the two.
Furthermore, a plurality of the heat dissipation fins are vertically fixed on the lower surface of the heat dissipation plate, and the fixing piece is vertically fixed on the upper surface of the heat dissipation plate.
Further, the mounting is fixed thread strip, the mounting is provided with a plurality ofly.
Further, the heat dissipation fins are aluminum heat dissipation fins.
Furthermore, any two radiating fins are parallel to each other.
The beneficial effects are as follows: when the power components and parts of the outer automatically controlled mainboard of air conditioner moves, power components and parts produce a large amount of heats, because there are graphite alkene heat-conducting plate and a plurality of heat radiation fins on the device, can be through the high heat-conducting ability of graphite alkene heat-conducting plate, the heat that produces power components and parts migrates rapidly to a plurality of heat radiation fins through graphite alkene heat-conducting plate, and then can realize carrying out effective and quick heat dissipation to power components and parts, the radiating effect is good, the radiating rate is fast, because be provided with the mounting can fix a position fixed to radiator unit, guarantee radiator unit's stability in the middle of the use.
The invention also aims to avoid the defects in the prior art and provide the air conditioner external unit main board which has an excellent heat dissipation effect.
The second purpose of the invention is realized by the following technical scheme:
the embodiment of the utility model provides an on the other hand provides an outer quick-witted mainboard of air conditioner, including chassis, fan blade, motor support, mainboard, backup pad, baffle and foretell radiator unit, backup pad and the equal vertical fixation of baffle be in the chassis upper end, mainboard vertical fixation in the baffle upper end, motor support is located the one end of mainboard and with backup pad fixed connection, the fan blade is fixed in the backup pad, on the fixed mainboard of graphite alkene heat-conducting plate one end and with the power components and parts that generate heat on the mainboard contact, the other end pass through the mounting fixed with on the motor support, radiator unit is located directly over the fan blade.
Furthermore, the contact plate is located on the mainboard and contacts with the heating power components on the mainboard, the heat dissipation plate is fixed with the lower end of the motor support through a fixing part, and the plurality of heat dissipation fins are located right above the fan blades.
Furthermore, a plurality of connecting through holes used for connecting the fixing piece are further formed in the motor support.
The embodiment of the utility model provides an on the other hand provides an air conditioner, including the outer quick-witted mainboard of above-mentioned air conditioner.
Has the advantages that: the heat dissipation assembly and the fan blades are arranged, and the heat dissipation assembly is arranged right above the fan blades, so that heat of each power component is rapidly transferred to the maximum area of the air duct air speed of the fan blades through the heat dissipation device, the heat can be rapidly taken away by large air volume, an effective heat transfer and heat dissipation process is formed, the heat is timely taken out of the external machine mainboard, and the heat dissipation effect is excellent.
Drawings
The invention is further described with the aid of the accompanying drawings, in which, however, the embodiments do not constitute any limitation to the invention, and for a person skilled in the art, other drawings can be derived from the following drawings without inventive effort.
Fig. 1 is a schematic perspective view of a heat dissipation assembly of the present invention.
Fig. 2 is a front view of a heat sink assembly of the present invention.
Fig. 3 is a left side view of a heat dissipation assembly of the present invention.
Fig. 4 is a top view of a heat sink assembly of the present invention.
Fig. 5 is an overall structure schematic diagram of the external machine mainboard of air conditioner of the utility model.
Fig. 6 is a simulated temperature cloud diagram of a conventional air conditioner external unit radiator.
Fig. 7 is a partially enlarged view of fig. 6.
Fig. 8 is a simulated temperature cloud of the air conditioner external heat sink of the present embodiment.
Fig. 9 is a partially enlarged view of fig. 8.
The figure includes: .
Detailed Description
The invention will be further described with reference to the following examples.
As shown in fig. 1-2, the embodiment of the present invention provides a heat dissipation assembly, which includes a graphene heat conduction plate 1, a plurality of heat dissipation fins 2 and a fixing member 3, wherein the plurality of heat dissipation fins 2 are fixed on a lower surface of the graphene heat conduction plate 1, the fixing member 3 is fixed on an upper surface of the graphene heat conduction plate 1, the graphene heat conducting plate 1 and the plurality of heat radiating fins 2 are matched to conduct heat, so that when a power component in the air conditioner external machine runs, by means of the high heat conduction capability of the graphene heat conduction plate 1, heat generated by the power component is rapidly transferred to the plurality of heat dissipation fins 2 through the graphene heat conduction plate 1, thereby realizing effective and rapid heat dissipation of the power components, good heat dissipation effect and rapid heat dissipation speed, meanwhile, the heat dissipation assembly can be positioned and fixed through the fixing piece 3, and the stability of the heat dissipation assembly in the using process is guaranteed.
Wherein the density of the graphene heat-conducting plate 1 is rhosSpecific heat capacity of CpThe heat conductivity coefficient is lambda, a infinitesimal control body in the graphene heat conduction plate is taken, according to the law of energy conservation, the heat generated by the heating power component is Q, and the heat obtained by the graphene heat conduction plate from the power component is QzAnd under the condition that no wind exists around the heat dissipation assembly, the heat generated by the heating power component is transferred to the graphene heat conduction plate in a heat conduction mode, namely Q is Qz(ii) a The graphene heat conducting plate has high heat conducting capacity, and the heat transfer amount is equal to
The heat transfer amount thus satisfies the following formula:
as can be seen from the derivation of the above formula, the heat transfer amount is mainly related to the thermal conductivity λ, and the heat can be transferred completely as long as the thermal conductivity λ is large enough. The high heat conductivity of graphite alkene in this embodiment can migrate the calorific capacity of power components and parts to outer machine wind channel wind speed maximum area completely, in time takes the heat away, and the radiating effect is good.
As shown in fig. 1-2, in a preferred embodiment, the graphene thermal conductive plate 1 includes a contact plate 11 for contacting a power device and a heat dissipation plate 12 for dissipating heat, and the heat dissipation plate 12 is fixed at one end of the contact plate 11 and is integrally disposed therebetween.
As shown in fig. 3 to 4, in a preferred embodiment, the plurality of heat dissipation fins 2 are vertically fixed to the lower surface of the heat dissipation plate 12, and the fixing member 3 is vertically fixed to the upper surface of the heat dissipation plate 12, so that the heat dissipation effect is excellent.
As shown in fig. 3-4, in a preferred embodiment, the fixing member 3 is a fixing thread strip, and four fixing members 3 are uniformly distributed on the upper end of the heat dissipation plate 12, so as to improve the fixing effect of the heat dissipation assembly.
As shown in fig. 3-4, in a preferred embodiment, the heat dissipation fins 2 are aluminum heat dissipation fins 2, and any two heat dissipation fins 2 are parallel to each other, so as to ensure the heat dissipation effect of the heat dissipation fins 2.
As shown in fig. 5, an embodiment of the present invention further provides an air conditioner external unit main board, which includes a chassis 4, a fan blade 5, a motor support 6, a main board 7, a support plate 8, a partition plate 9, and the above heat dissipation assembly, wherein the support plate 8 and the partition plate 9 are both vertically fixed on the upper end of the chassis 4, the main board 7 is vertically fixed on the upper end of the partition plate 9, the motor support 6 is located at one end of the main board 7 and is fixedly connected to the support plate 8, the fan blade 5 is fixed on the support plate 8, one end of the graphene heat conduction plate 1 is fixed on the main board 7 and is in contact with a heat generating power component on the main board 7, the other end is fixed on the motor support 6 through a fixing member 3, the heat dissipation assembly is located directly above the fan blade 5, and is disposed directly above the fan blade through the position matching, the heat of each power component is rapidly transferred to the air duct air speed maximum area of the fan blade through the heat dissipation assembly, the heat can be rapidly taken away by large air volume, an effective heat transfer and heat dissipation process is formed, the heat is timely taken out of the external machine adjusting main board, and the heat dissipation effect is excellent.
In a preferred embodiment, the contact plate 11 is located on the main board 7 and contacts with a heating power component on the main board 7, the heat dissipation plate 12 is fixed to the lower end of the motor bracket 6 through the fixing member 3, the plurality of heat dissipation fins 2 are located right above the fan blades 5, the heat dissipation assembly is mounted on the main board of the air conditioner external unit, when the power component operates, the power component generates heat Q, heat Qz is obtained from the power component by heat conduction through the contact plate 11 of the graphene heat conduction plate 1, and Q is equal to Qz, at this time, the temperature on the contact plate 11 is high, the temperature of the heat dissipation plate 12 of the graphene heat conduction plate 1 is low, and due to the high heat conductivity of the graphene heat conduction plate 1 and the second law of thermodynamics, that is, the heat migration direction is high temperature and low temperature, the heat Qz obtained from the power component can migrate to a low temperature, the heat is transferred from the contact plate 1 to the heat dissipation plate 12 and then transferred to the heat dissipation fins 2, and the heat dissipation plate 12 and the heat dissipation fins 2 are located in the area with the maximum wind speed of the outer machine air duct, so that the heat can be rapidly taken away by large wind, a heat transfer heat dissipation circulation process is formed, and the heat dissipation effect is good.
In a preferred embodiment, the motor bracket 6 is further provided with a plurality of connecting through holes (not labeled) for connecting the fixing member 3, the fixing thread strip is placed in the connecting through hole of the motor bracket 6, and then both ends of the fixing thread strip are screwed with nuts.
The embodiment of the utility model provides a still provide an air conditioner, including the outer quick-witted mainboard of above-mentioned air conditioner.
Examples of the experiments
Subject: the utility model discloses radiator unit and among the prior art radiator unit.
Experimental mode: the simulation comparison analysis and detection are carried out on the heat dissipation assembly of the embodiment, a physical model is firstly established on the existing radiator by using Ansys Icepak in the simulation, the temperature field coupling simulation of an external wind field and the radiator is carried out, and a simulated cloud chart is shown in FIGS. 6-7;
a physical model is established for the heat dissipation assembly of the embodiment, and the temperature field coupling simulation of the external wind field and the heat sink is performed, wherein a simulated cloud chart is shown in fig. 8-9. And simultaneously recording the temperature of the components on each radiating assembly, wherein the temperature is shown in the following table I:
watch 1
And (4) experimental conclusion: the heat dissipation assembly has the advantages that the heat dissipation effect of the heat dissipation assembly in the embodiment is good, the cooling effect of the rectifier bridge is best, compared with the existing radiator, the heat dissipation assembly is reduced by 14.9 ℃, and the average temperature of each module is reduced by 10.78 ℃.
The utility model has the advantages as follows: when a power component of the electric control mainboard of the air conditioner external unit runs, the power component generates a large amount of heat, and due to the fact that the graphene heat conduction plate and the plurality of radiating fins are arranged on the device, the heat generated by the power component can be rapidly transferred to the plurality of radiating fins through the graphene heat conduction plate through the high heat conduction capacity of the graphene heat conduction plate, and further effective and rapid heat dissipation can be achieved on the power component, the heat dissipation effect is good, the heat dissipation speed is high, and due to the fact that the fixing piece is arranged, the heat dissipation assembly can be positioned and fixed, and the stability of the heat dissipation assembly in the using process is;
the heat dissipation assembly and the fan blades are arranged, and the heat dissipation assembly is arranged right above the fan blades, so that heat of each power component is rapidly transferred to the maximum area of the air duct air speed of the fan blades through the heat dissipation device, the heat can be rapidly taken away by large air volume, an effective heat transfer and heat dissipation process is formed, the heat is timely taken out of the external machine mainboard, and the heat dissipation effect is excellent.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. A heat dissipation assembly, comprising: including graphite alkene heat-conducting plate, a plurality of heat radiation fins and mounting, it is a plurality of heat radiation fins is fixed in the lower surface of graphite alkene heat-conducting plate, the mounting is fixed in the upper surface of graphite alkene heat-conducting plate.
2. The heat dissipation assembly of claim 1, wherein: the graphene heat-conducting plate comprises a contact plate used for contacting a power component and a heat dissipation plate used for dissipating heat, and the heat dissipation plate is fixed at one end of the contact plate and integrally arranged between the contact plate and the heat dissipation plate.
3. The heat dissipation assembly of claim 2, wherein: the plurality of radiating fins are vertically fixed on the lower surface of the radiating plate, and the fixing piece is vertically fixed on the upper surface of the radiating plate.
4. The heat dissipation assembly of claim 1, wherein: the mounting is fixed thread strip, the mounting is provided with a plurality ofly.
5. The heat dissipation assembly of claim 1, wherein: the radiating fins are aluminum radiating fins.
6. The heat dissipation assembly of claim 1, wherein: any two radiating fins are parallel to each other.
7. The utility model provides an outer quick-witted mainboard of air conditioner which characterized in that: the heat dissipation assembly comprises a chassis, fan blades, a motor support, a main board, a supporting board, a partition board and the heat dissipation assembly as claimed in any one of claims 2 to 5, wherein the supporting board and the partition board are both vertically fixed at the upper end of the chassis, the main board is vertically fixed at the upper end of the partition board, the motor support is located at one end of the main board and fixedly connected with the supporting board, the fan blades are fixed on the supporting board, one end of a graphene heat conduction plate is fixed on the main board and is in contact with heating power components on the main board, the other end of the graphene heat conduction plate is fixed on the motor support through a fixing piece, and the heat dissipation assembly.
8. The main panel of an outdoor unit of an air conditioner according to claim 7, wherein: the graphene heat conducting plate comprises a contact plate for contacting a power component and a heat dissipation plate for dissipating heat, and the heat dissipation plate is fixed at one end of the contact plate and integrally arranged between the contact plate and the heat dissipation plate; the contact plate is located on the mainboard and with heating power components and parts on the mainboard contact, the heating panel pass through the mounting fixed with motor support lower extreme, a plurality of heat radiation fins are located directly over the fan blade.
9. The main panel of an outdoor unit of an air conditioner according to claim 7, wherein: and the motor bracket is also provided with a plurality of connecting through holes for connecting the fixing piece.
10. An air conditioner, characterized in that: the main board of the outdoor unit of the air conditioner as claimed in claim 8 or 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921657103.XU CN211876194U (en) | 2019-09-30 | 2019-09-30 | Radiating assembly, air conditioner external unit mainboard and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921657103.XU CN211876194U (en) | 2019-09-30 | 2019-09-30 | Radiating assembly, air conditioner external unit mainboard and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211876194U true CN211876194U (en) | 2020-11-06 |
Family
ID=73240339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921657103.XU Active CN211876194U (en) | 2019-09-30 | 2019-09-30 | Radiating assembly, air conditioner external unit mainboard and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211876194U (en) |
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- 2019-09-30 CN CN201921657103.XU patent/CN211876194U/en active Active
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