CN205014512U - Air conditioner outdoor unit - Google Patents
Air conditioner outdoor unit Download PDFInfo
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- CN205014512U CN205014512U CN201520252834.1U CN201520252834U CN205014512U CN 205014512 U CN205014512 U CN 205014512U CN 201520252834 U CN201520252834 U CN 201520252834U CN 205014512 U CN205014512 U CN 205014512U
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Abstract
The utility model discloses an air conditioner outdoor unit. This air conditioner outdoor unit includes: casing (1), baffle (2) set up in casing (1), separate casing (1) for fan cavity (4) and compressor chamber (5) with baffle (2) cooperation electrical apparatus box (3), and electrical apparatus box (3) set up in compressor chamber (5), circuit board (9) set up in electrical apparatus box (3), being provided with the first discharge orifice (6) of crossing on the box body of electrical apparatus box (3), being provided with on casing (1) air intake (8) of compressor chamber (5) with external intercommunication, air intake (8) and first cross discharge orifice (6) form first -class the way all external and fan cavity (4) intercommunication. According to the utility model discloses an air conditioner outdoor unit, can solve prior art in the circuit board be difficult for radiating problem.
Description
Technical field
The utility model relates to technical field of heat dissipation, in particular to a kind of air-conditioner outdoor unit.
Background technology
Present electronic device is because caloric value is gradually in rising, the temperature rise of components and parts becomes distinct issues of controller reliability, particularly when improper ventilation, heat dissipation environment difference, if device heat can not distribute in time, heat will be caused constantly to accumulate, cause device temperature constantly to rise.
The heat radiation of device mainly contains heat transfer, convection current and radiation three kinds of modes, and wherein the above two occupy main component, heat transfer occur in device originally with it, the heat of self be distributed, must convection current be depended on.The development of air-conditioner outdoor unit is more and more partial to miniaturization, because the overall volume of air-conditioner outdoor unit diminishes, the area of PCB mainboard is also corresponding to diminish, unit are device heating amount increases, and heat-dissipating space is due to the restriction of structure, also become more compact, result in integral heat sink situation and become more severe, the temperature rise of components and parts becomes outstanding problem.
Current air-conditioner outdoor unit, electrical appliance kit parts have employed the scheme of placing vertically, and are arranged on the boundary in compressor chamber and blower fan chamber, and electrical appliance kit top is provided with seal cover board, prevent the dust in blower fan chamber, moisture, rainwater etc. from entering in electrical appliance kit, affect the performance of electrical appliance kit.
This air-conditioner outdoor unit, because electrical appliance kit parts are positioned at compressor chamber completely, available compressor chamber louvre diminishes, and the integral sealing of electrical equipment and parts is good, heat dissipation environment is caused to be deteriorated, on whole pcb board, the temperature rise of main heating element is all higher than before, can badly influence the reliability of the electronic devices and components on pcb board.
Utility model content
A kind of air-conditioner outdoor unit is provided in the utility model embodiment, to solve circuit board not easy heat radiation in prior art, the problem that the electronic devices and components temperature influence on circuit board and reliability reduce.
For solving the problems of the technologies described above, the utility model embodiment provides a kind of air-conditioner outdoor unit, comprising: housing; Dividing plate, is arranged in housing; Electrical appliance kit, coordinate with dividing plate and housing is divided into blower fan chamber and compressor chamber, electrical appliance kit is arranged in compressor chamber; Circuit board, is arranged in electrical appliance kit; The box body of electrical appliance kit is provided with the first flowing hole, housing is provided with air inlet compressor chamber be in communication with the outside, air inlet forms with the first flowing hole the first-class circulation passage be communicated with blower fan chamber in the external world.
As preferably, circuit board is provided with chip, inductance and/or electric capacity, the first flowing hole corresponding chip, inductance and/or electric capacity are arranged.
As preferably, electrical appliance kit is vertically arranged, and circuit board is provided with the second flowing hole.
As preferably, the height of the first flowing hole is lower than the rational height of the second flowing hole.
As preferably, the second flowing hole is arranged on the upper position of circuit board.
As preferably, the first flowing hole has multiple, and multiple first flowing hole is vertically spaced apart.
As preferably, side housing being positioned at compressor chamber is provided with handle, and air inlet is arranged on handle place.
As preferably, air-conditioner outdoor unit also comprises electrical appliance kit cover plate, and electrical appliance kit cover plate lid is located at above electrical appliance kit, and electrical appliance kit cover plate comprises the bending plate be arranged in blower fan chamber, and bending plate is arranged on the exit position place of first-class circulation passage, and downward bending.
As preferably, be provided with air vent bottom electrical appliance kit, air vent is communicated with blower fan chamber, and air inlet, the first flowing hole and air vent form the second circulation passage be positioned at below first-class circulation passage.
As preferably, dividing plate is also provided with deep bead, deep bead is arranged on the below of electrical appliance kit, and extends to side, dividing plate place from side, air inlet place.
As preferably, the connectivity part in air vent and blower fan chamber is provided with water fender.
As preferably, water fender extends in blower fan chamber from electrical appliance kit near the side in blower fan chamber, and downward bending.
As preferably, dividing plate has the bending structure towards compressor chamber bending, and the dogleg section of bending structure and water fender forms out the air-guiding aisle of mouth down.
As preferably, deep bead is connected to the middle part of bending structure, and the bending structure part be positioned at above deep bead is provided with multiple through hole.
Application the technical solution of the utility model, air-conditioner outdoor unit comprises: housing; Dividing plate, is arranged in housing; Electrical appliance kit, coordinate with dividing plate and housing is divided into blower fan chamber and compressor chamber, electrical appliance kit is arranged in compressor chamber; Circuit board, is arranged in electrical appliance kit; The box body of electrical appliance kit is provided with the first flowing hole, housing is provided with air inlet compressor chamber be in communication with the outside, air inlet forms with the first flowing hole the first-class circulation passage be communicated with blower fan chamber in the external world.When air-conditioner outdoor unit works, electrical appliance kit can be made to form gas flow space with outside by first-class circulation passage, heat exchange can be carried out, thus heat distributes in quickening electrical appliance kit, improve electrical appliance kit heat dispersion, avoid causing the circuit board element in electrical appliance kit due to the too high and problem such as to be damaged of temperature, improve the reliability of the electronic devices and components on circuit board.
Accompanying drawing explanation
Fig. 1 is the three-dimensional structure diagram of the air-conditioner outdoor unit of the embodiment of the present invention;
Fig. 2 is the board structure of circuit schematic diagram of the air-conditioner outdoor unit of the embodiment of the present invention;
Fig. 3 is the main TV structure figure of the air-conditioner outdoor unit of the embodiment of the present invention;
Fig. 4 is the first air flow structure figure of the air-conditioner outdoor unit of the embodiment of the present invention;
Fig. 5 is the second air flow structure figure of the air-conditioner outdoor unit of the embodiment of the present invention;
Fig. 6 is the face upwarding assumption diagram of the electrical appliance kit of the air-conditioner outdoor unit of the embodiment of the present invention.
Description of reference numerals:
1, housing; 2, dividing plate; 3, electrical appliance kit; 4, blower fan chamber; 5, compressor chamber; 6, the first flowing hole; 7, the second flowing hole; 8, air inlet; 9, circuit board; 10, chip; 11, inductance; 12, electric capacity; 13, handle; 14, electrical appliance kit cover plate; 15, bending plate; 16, air vent; 17, the second air outlet; 18, deep bead; 19, water fender; 20, bending structure; 21, through hole; 22, the first air outlet; A, first-class circulation passage; B, second circulation passage.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, but not as to restriction of the present utility model.
See shown in Fig. 1 to Fig. 6, according to embodiment of the present utility model, air-conditioner outdoor unit comprises housing 1, dividing plate 2, electrical appliance kit 3 and circuit board 9.Housing 1 has inner chamber, and dividing plate 2 is arranged in housing 1; Electrical appliance kit 3 coordinates with dividing plate 2 housing 1 is divided into blower fan chamber 4 and compressor chamber 5, and electrical appliance kit 3 is arranged in compressor chamber 5.Circuit board 9 is arranged in electrical appliance kit 3.The box body of electrical appliance kit 3 is provided with the first flowing hole 6, housing 1 is provided with the air inlet 8 compressor chamber 5 be in communication with the outside, air inlet 8 and the first flowing hole 6 form the first-class circulation passage a be communicated with blower fan chamber 4 in the external world.
Owing to being provided with the first flowing hole 6 on the box body of electrical appliance kit 3, air inlet 8 and the first flowing hole 6 is made to form the first-class circulation passage a be communicated with blower fan chamber 4 in the external world, when air-conditioner outdoor unit works, can the air of outside be incorporated in electrical appliance kit 3 from air inlet 8, then after the first flowing hole 6, space, circuit board 9 place is entered, after heat exchange is carried out to the electronic devices and components on circuit board 9, the first air outlet 22 on electrical appliance kit 3 flows in blower fan chamber 4, thus cooling to the electronic devices and components on circuit board 9 can be completed, the heat accelerated in electrical appliance kit 3 distributes, improve the heat dispersion of electrical appliance kit 3, avoid causing the circuit board element in electrical appliance kit 3 due to the too high and problem such as to be damaged of temperature, improve the reliability of the electronic devices and components on circuit board 9.
Circuit board 9 is provided with the corresponding chip 10 of chip 10, inductance 11 and/or electric capacity the 12, first flowing hole 6, inductance 11 and/or electric capacity 12 to arrange.Generally, circuit board 9 is provided with these three components and parts of chip 10, inductance 11 and electric capacity 12, these three components and parts are main heater element, if the heat of these three elements can not be discharged in time, the temperature rise of components and parts will be caused too high, and the reliability of components and parts reduces.Therefore, the first flowing hole 6 be positioned on electrical appliance kit 3 is aimed at chip 10, inductance 11 and electric capacity 12 and arranges, incoming flow just can be made directly to flow to this three components and parts, these three components and parts are lowered the temperature, prevent these three components and parts temperature rises too high.And make incoming flow towards these three components and parts, also can accelerate the air flowing of these three component surface, accelerate the heat exchanger effectiveness between they and air, improve heat transfer effect.First flowing hole 6 can arrange multiple, all arranges at least one first flowing hole 6 in the position of corresponding chip 10, inductance 11 and electric capacity 12.
Certainly, for different circuit boards, main heater element on it may be other electronic devices and components, therefore can position relative set first flowing hole 6 of corresponding any caloric value is larger on electrical appliance kit 3 electronic devices and components, to ensure that the heat in electrical appliance kit 3 scatters and disappears fast.
Preferably, in the present embodiment, electrical appliance kit 3 is vertically arranged, and circuit board 9 is provided with the second flowing hole 7.Circuit board 9 is vertically arranged, the principle that hot-air rising cold air can be utilized better to decline cools the components and parts on circuit board 9, air can be made in flow process to carry out heat exchange with the components and parts on circuit board 9 better, thus improve the velocity of liquid assets of air in electrical appliance kit 3, improve air heat exchange efficiency.And the second flowing hole 7 is set on circuit board 9, can ensure that air flows to the process in blower fan chamber 4 from the external world, must components and parts on circuit board 9, by controlling the setting position of the second flowing hole 7, the radiating effect to the main heating element on circuit board 9 more effectively can be ensured.
Preferably, the second flowing hole 7 is arranged on the upper position of circuit board 9.Because hot-air can rise, cold air can decline, therefore for the ease of discharging hot-air, need the upper position the second flowing hole 7 being arranged on circuit board 9, to ensure that the hot-air risen can discharge electrical appliance kit 3 by the second flowing hole 7 in time, and accumulation of heat can not be there is in electrical appliance kit 3, the thermal air current efficiency of movement in electrical appliance kit 3 can be improved.
Preferably, the height of the first flowing hole 6 is lower than the rational height of the second flowing hole 7.Generally, the air themperature entered from the first flowing hole 6 is lower than the air themperature of discharging from the second flowing hole 7, therefore the height of the first flowing hole 6 is arranged on below the second flowing hole 7, can ensure that cold air is in the process of being heated rising flowing, can lower the temperature to the electronic devices and components on circuit board 9 better.
In the present embodiment, the first flowing hole 6 is multiple, and the height of at least part of first flowing hole 6 is lower than the rational height of the second flowing hole 7.
Preferably, multiple first flowing hole 6 is vertically spaced apart, can accelerate outside air and enter speed in electrical appliance kit 3, and the heat exchange area of increasing circuit plate 9, improve the overall heat exchange efficiency of circuit board 9.
Side housing 1 being positioned at compressor chamber 5 is provided with handle 13, and air inlet 8 is arranged on handle 13 position.Generally, air themperature is lower, position is also lower, and handle 13 is generally arranged near the bottom position of electrical appliance kit 3, air is made to enter electrical appliance kit 3 from the position of handle 13, Cryogenic air relatively low for position can be incorporated into compressor chamber 5 inner, thus carry out heat exchange with the electronic devices and components on circuit board 9 better.
Air-conditioner outdoor unit also comprises electrical appliance kit cover plate 14, and electrical appliance kit cover plate 14 lid is located at above electrical appliance kit 3, and electrical appliance kit cover plate 14 comprises the bending plate 15 be arranged in blower fan chamber 4, and bending plate 15 is arranged on the exit position place of first-class circulation passage a, and downward bending.This bending plate 15 can block the interruption-forming that goes out of first-class circulation passage a, thus prevent the dust in blower fan chamber 4, rainwater etc. from entering in electrical appliance kit 3, ensure the cleanliness factor of electrical appliance kit 3 internal environment, avoid impurity enter in electrical appliance kit 3 and cause harmful effect to the work of circuit board 9.
Be provided with air vent 16 bottom electrical appliance kit 3, air vent 16 is communicated with blower fan chamber 4, and air inlet 8, first flowing hole 6 and air vent 16 form the second circulation passage b be positioned at below first-class circulation passage a.First-class circulation passage a and second circulation passage b cooperatively interacts, and can cool to the two-part electronic devices and components of circuit board about 9 simultaneously, thus more effectively ensures the safe and reliable operation of the electronic devices and components on circuit board 9.Preferably, in the present embodiment, dividing plate 2 with bottom electrical appliance kit 3 between offer the second air outlet 17 being communicated with blower fan chamber 4 and compressor chamber 5.
Air-flow enters after in electrical appliance kit 3 from air inlet 8 through the first flowing hole 6, can flow downward with regard to some air-flow, and flow out compressor chamber 5 along air vent 16, form the cooling to the inductance 11 and electric capacity 12 that are positioned at circuit board 9 bottom, thus the temperature of the main heater element on circuit board 9 can be reduced more fully and effectively.
Dividing plate 2 is also provided with deep bead 18, and deep bead 18 is arranged on the below of electrical appliance kit 3, and extends to side, place, blower fan chamber 4 from side, air inlet 8 place, is also the second air outlet 17 position place.Deep bead 18 is arranged between electrical appliance kit 3 and compressor, can isolate the space at compressor and electrical appliance kit 3 place, make air-flow circuit board 9 is cooled after directly discharge in compressor chamber 5, avoid causing adverse effect to the operation of compressor.When air-flow is after second circulation passage b and air vent 16, discharge from the bottom of electrical appliance kit 3, then under the barrier effect of deep bead 18, discharge from the second air outlet 17 along deep bead 18, complete the cooling to inductance 11 and electric capacity 12.In order to ensure air current flow efficiency better, deep bead 18 increases gradually along the space between the direction and the bottom of electrical appliance kit 3 of the second air outlet 17.
Air vent 16 is provided with water fender 19 with the connectivity part in blower fan chamber 4, can form the effect of blocking, effectively prevent the impurity such as the dust in blower fan chamber 4 and rainwater from entering in electrical appliance kit 3 through air vent 16, ensures the security of circuit board 9 running environment.In the present embodiment, water fender 19 is arranged on bottom electrical appliance kit 3, water fender 19 extends in blower fan chamber 4 from electrical appliance kit 3 near the side in blower fan chamber 4, and downward bending, thus protective action can be blocked to the second air outlet 17 formation better, improve the security of circuit board 9 running environment further.
Preferably; dividing plate 2 has the bending structure 20 towards compressor chamber 5 bending; bending structure 20 forms out the air-guiding aisle of mouth down with the downward bending part of water fender 19; guide functions can be formed better; air-flow is flowed out more rapidly in electrical appliance kit 3; also can form protection to the second air outlet 17 better simultaneously, prevent the impurity such as dust and rainwater from entering in electrical appliance kit 3.
Preferably, deep bead 18 is connected to the middle part of bending structure 20, and bending structure 20 part be positioned at above deep bead 18 is provided with multiple through hole 21.Bending structure 20 and water fender 19 can be formed downward-sloping, roll oblique air-guiding aisle to place, blower fan chamber 4 simultaneously, the flow losses causing due to the bending of water fender 19 when air flows along deep bead 18 and flow to and change can be reduced, reduce the generation of eddy current, improve the flow efficiency of air-flow.Simultaneously, through hole 21 can reduce the barrier effect of bending structure 20 to the air-flow flowed along deep bead 18, improve the efficiency that air-flow flows out from deep bead 18 through air-guiding aisle, make air-flow can be smooth and easy and flow through inductance 11 and electric capacity 12 continuously, thus effectively reduce the temperature of the electronic devices and components on circuit board 9.
Certainly, be more than preferred embodiment of the present utility model.It should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model general principle, can also make some improvements and modifications, these improvements and modifications are also considered as protection domain of the present utility model.
Claims (14)
1. an air-conditioner outdoor unit, is characterized in that, comprising:
Housing (1);
Dividing plate (2), is arranged in described housing (1);
Electrical appliance kit (3), coordinate with described dividing plate (2) and described housing (1) is divided into blower fan chamber (4) and compressor chamber (5), described electrical appliance kit (3) is arranged in described compressor chamber (5);
Circuit board (9), is arranged in described electrical appliance kit (3);
The box body of described electrical appliance kit (3) is provided with the first flowing hole (6), described housing (1) is provided with the air inlet (8) described compressor chamber (5) be in communication with the outside, described air inlet (8) forms with described first flowing hole (6) the first-class circulation passage be communicated with described blower fan chamber (4) in the external world.
2. air-conditioner outdoor unit according to claim 1, it is characterized in that, described circuit board (9) is provided with chip (10), inductance (11) and/or electric capacity (12), the corresponding described chip (10) of described first flowing hole (6), inductance (11) and/or electric capacity (12) are arranged.
3. air-conditioner outdoor unit according to claim 1, is characterized in that, described electrical appliance kit (3) is vertically arranged, and described circuit board (9) is provided with the second flowing hole (7).
4. air-conditioner outdoor unit according to claim 3, is characterized in that, the height of described first flowing hole (6) is lower than the rational height of described second flowing hole (7).
5. air-conditioner outdoor unit according to claim 4, is characterized in that, described second flowing hole (7) is arranged on the upper position of described circuit board (9).
6. the air-conditioner outdoor unit according to any one of claim 3 to 5, is characterized in that, described first flowing hole (6) has multiple, and multiple described first flowing hole (6) is vertically spaced apart.
7. air-conditioner outdoor unit according to any one of claim 1 to 5, it is characterized in that, the side described housing (1) being positioned at described compressor chamber (5) is provided with handle (13), and described air inlet (8) is arranged on described handle (13) place.
8. air-conditioner outdoor unit according to any one of claim 1 to 5, it is characterized in that, described air-conditioner outdoor unit also comprises electrical appliance kit cover plate (14), described electrical appliance kit cover plate (14) lid is located at described electrical appliance kit (3) top, described electrical appliance kit cover plate (14) comprises the bending plate (15) be arranged in described blower fan chamber (4), described bending plate (15) is arranged on the exit position place of described first-class circulation passage, and downward bending.
9. air-conditioner outdoor unit according to any one of claim 1 to 5, it is characterized in that, described electrical appliance kit (3) bottom is provided with air vent (16), described air vent (16) is communicated with described blower fan chamber (4), and described air inlet (8), described first flowing hole (6) and described air vent (16) form the second circulation passage be positioned at below described first-class circulation passage.
10. air-conditioner outdoor unit according to claim 9, it is characterized in that, described dividing plate (2) is also provided with deep bead (18), described deep bead (18) is arranged on the below of described electrical appliance kit (3), and extends to described dividing plate (2) side, place from described air inlet (8) side, place.
11. air-conditioner outdoor units according to claim 10, is characterized in that, described air vent (16) is provided with water fender (19) with the connectivity part of described blower fan chamber (4).
12. air-conditioner outdoor units according to claim 11, it is characterized in that, described water fender (19) extends in described blower fan chamber (4) from the side of the close described blower fan chamber (4) of described electrical appliance kit (3), and downward bending.
13. air-conditioner outdoor units according to claim 12, it is characterized in that, described dividing plate (2) has the bending structure (20) towards described compressor chamber (5) bending, and described bending structure (20) forms out the air-guiding aisle of mouth down with the dogleg section of described water fender (19).
14. air-conditioner outdoor units according to claim 13, it is characterized in that, described deep bead (18) is connected to the middle part of described bending structure (20), and the part that described bending structure (20) is positioned at described deep bead (18) top is provided with multiple through hole (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520252834.1U CN205014512U (en) | 2015-04-23 | 2015-04-23 | Air conditioner outdoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520252834.1U CN205014512U (en) | 2015-04-23 | 2015-04-23 | Air conditioner outdoor unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205014512U true CN205014512U (en) | 2016-02-03 |
Family
ID=55213110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520252834.1U Active CN205014512U (en) | 2015-04-23 | 2015-04-23 | Air conditioner outdoor unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205014512U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104833011A (en) * | 2015-04-23 | 2015-08-12 | 珠海格力电器股份有限公司 | Outdoor unit for air conditioner |
| CN107072111A (en) * | 2017-01-21 | 2017-08-18 | 台州锦霸工贸有限公司 | A kind of water cooling drive device of constant pressure water supply equipment |
-
2015
- 2015-04-23 CN CN201520252834.1U patent/CN205014512U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104833011A (en) * | 2015-04-23 | 2015-08-12 | 珠海格力电器股份有限公司 | Outdoor unit for air conditioner |
| CN104833011B (en) * | 2015-04-23 | 2018-06-19 | 珠海格力电器股份有限公司 | Air-conditioner outdoor unit |
| CN107072111A (en) * | 2017-01-21 | 2017-08-18 | 台州锦霸工贸有限公司 | A kind of water cooling drive device of constant pressure water supply equipment |
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| GR01 | Patent grant |