CN103037645B - Air-conditioner and off-premises station, the electrical appliance kit of off-premises station - Google Patents
Air-conditioner and off-premises station, the electrical appliance kit of off-premises station Download PDFInfo
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- CN103037645B CN103037645B CN201110300922.0A CN201110300922A CN103037645B CN 103037645 B CN103037645 B CN 103037645B CN 201110300922 A CN201110300922 A CN 201110300922A CN 103037645 B CN103037645 B CN 103037645B
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Abstract
The invention provides air-conditioner and off-premises station, the electrical appliance kit of off-premises station.Electrical appliance kit, including: housing, housing includes the first side wall and the second sidewall, controls mainboard, controls mainboard and is arranged in housing, controls have gap between mainboard and the first side wall；Air inlet, air inlet is arranged on the first end of the first side wall；Air outlet, air outlet is arranged on the second end of the first side wall；Air outlet includes the first side and the second side, the inside of the lateral electrical appliance kit of the first of air outlet is extended with the first kink highlightedly, the outside of the lateral electrical appliance kit of the second of air outlet is extended with the second kink highlightedly, and the free end of the first kink and the free end of the second kink extend to the direction of the second side of air outlet and the first side respectively and block at least some of air outlet respectively.The present invention will cool down air and be introduced in housing by air inlet, flow out from air outlet again, thus realizes heat radiation, improve heat dispersion, have the feature of simple in construction, low cost after flowing through control mainboard.
Description
Technical field
The present invention relates to field of air conditioning, more particularly, to a kind of air-conditioner and off-premises station, the electrical appliance kit of off-premises station.
Background technology
In air-conditioning frequency conversion field, owing to the components and parts temperature drift controlled on mainboard of the off-premises station of air-conditioner causes the fault controlling mainboard damage to occupy the most at high proportion in fault after sale, and the fault rate being used for the smd controller of frequency conversion raises exponentially rule with temperature and rises, i.e. raise exponentially rule with temperature its service life and decline.
Prior art mainly uses following two mode for the temperature reducing the components and parts controlled on mainboard: (1) is by the way of strengthening heat sink size, but adds the cost of complete machine；(2) components and parts are dispelled the heat by the mode using perforate to add dynamical system, and on the one hand this mode adds the power that air-conditioner is overall, i.e. increases cost, does not on the other hand also meet the requirement of energy-conserving and environment-protective.
Further, the mainboard that controls that prior art enters off-premises station to prevent the globule or water vapour causes the damage of control mainboard, generally the electrical appliance kit of off-premises station is taked encapsulation process, although being so possible to prevent the globule to enter electrical appliance kit, but, water vapour is still easier to enter in electrical box, and once enters in electrical appliance kit, it is difficult to discharge, therefore components and parts can be caused the biggest threat.
Summary of the invention
It is desirable to provide a kind of air-conditioner and off-premises station, the electrical appliance kit of off-premises station, to solve the problem that the electrical appliance kit of prior art off-premises station dispels the heat.
For solving above-mentioned technical problem, according to the first aspect of the invention, it is provided that the electrical appliance kit of the off-premises station of a kind of air-conditioner, including: housing, housing includes the first side wall and the second sidewall, controls mainboard, control mainboard to be arranged in housing, control, between mainboard and the first side wall, there is gap；Air inlet, air inlet is arranged on the first end of the first side wall；Air outlet, air outlet is arranged on the second end of the first side wall；Air outlet includes the first side and the second side, the inside of the lateral electrical appliance kit of the first of air outlet is extended with the first kink highlightedly, the outside of the lateral electrical appliance kit of the second of air outlet is extended with the second kink highlightedly, and the free end of the first kink and the free end of the second kink extend to the direction of the second side of air outlet and the first side respectively and block at least some of air outlet respectively.
Further, the free end of the first kink has the first projected area blocking air outlet on air outlet, the free end of the second kink has the second projected area blocking air outlet on air outlet, and the first projected area is more than or equal to the area of air outlet with the second projected area sum.
Further, the second end of the first side wall is provided with the first radiator.
Further, the fin of the first radiator is protrusively provided to the outside of electrical appliance kit.
Further, electrical appliance kit also includes the second radiator being arranged in housing, and the second radiator is arranged on the first radiator and controls between mainboard.
Further, electrical appliance kit also includes support, controls mainboard and is arranged on support, support is provided with at least one opening, air inlet the cooling air entered in housing is flowed out by air outlet after arriving control mainboard through opening.
Further, air inlet includes the first air inlet and the second air inlet being provided separately, and the second air inlet is surrounded by the outside sidewall extended of electrical appliance kit, and sidewall relatively protrudes from the plane at the first air inlet place.
According to the second aspect of the invention, it is provided that the off-premises station of a kind of air-conditioner, it includes that electrical appliance kit, electrical appliance kit are above-mentioned electrical appliance kits.
According to the third aspect of the invention we, it is provided that a kind of air-conditioner, it includes that off-premises station, off-premises station are above-mentioned off-premises stations.
Further, the air inlet of the electrical appliance kit of off-premises station is disposed in the outdoor the side of zone of positive pressure of housing of machine；The air outlet of the electrical appliance kit of off-premises station is disposed in the outdoor the side of the negative pressuren zone of the housing of machine.
Further, it is provided with blower fan in negative pressuren zone.
The present invention will cool down air and be introduced in housing by air inlet, then flow through the surface controlling mainboard, thus the components and parts controlled on mainboard are cooled down, flow out from air outlet the most again, to realize the heat radiation to the components and parts controlled on mainboard, improve heat dispersion, and there is the feature of simple in construction, low cost.
Accompanying drawing explanation
The accompanying drawing of the part constituting the application is used for providing a further understanding of the present invention, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 diagrammatically illustrates the overall structure schematic diagram of the off-premises station of the air-conditioner in the present invention；
Fig. 2 diagrammatically illustrates the three-dimensional cutaway view of electrical appliance kit；
Fig. 3 diagrammatically illustrates the internal structure schematic diagram of electrical appliance kit；And
Fig. 4 diagrammatically illustrates the axonometric chart looking up direction of electrical appliance kit.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are described in detail, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
As a first aspect of the present invention, the present invention provides the electrical appliance kit of the off-premises station of a kind of air-conditioner.As Figure 1-4, the electrical appliance kit 14 in the present invention includes housing 148, controls mainboard 141, air inlet 143 and air outlet 146；Wherein, housing 148 includes the first side wall 1481 and the second sidewall 1482, controls mainboard 141 and is arranged in housing 148, controls have gap between mainboard 141 and the first side wall 1481；Air inlet 143 is arranged on the first end of the first side wall 1481, and air outlet 146 is arranged on the second end of the first side wall 1481；Air outlet 146 includes the first side and the second side, the inside of the lateral electrical appliance kit of the first of air outlet 146 is extended with the first kink 1461 highlightedly, the outside of the lateral electrical appliance kit of the second of air outlet 146 is extended with the second kink 1462 highlightedly, the free end of the first kink 1461 and the free end of the second kink 1462 extend to the direction of the second side of air outlet 146 and the first side respectively and block at least some of air outlet 146 respectively, wherein, the free end of the first kink 1461 and the free end of the second kink 1462 refer respectively to the first kink 1461 and bending end of the second kink 1462.Refer to Fig. 2-3, cooling air is entered in housing 148 by air inlet 143, then reach to control the surface of mainboard 141 along the path shown in dotted line C along above-mentioned gap, thus the components and parts controlled on mainboard 141 are cooled down, housing 148 is flowed out the most again from air outlet 146, to realize the heat radiation to the components and parts controlled on mainboard 141, improve heat dispersion.Further, refer to Fig. 2, at air outlet 146, the free end of the first kink 1461 and the free end of the second kink 1462 are separately positioned on the both sides of air outlet 146, and make to be formed on air outlet 146 air channel (preferably labyrinth type or S type) of bending, therefore, from the globule outside electrical appliance kit and water vapour can not be unobstructed easily entered the inside of housing by the air channel of this bending, on the other hand, water vapour in housing is but easy to be discharged housing by air outlet, so that this electrical appliance kit can prevent the globule and water vapour from entering housing, water vapour in housing can be discharged by air outlet again, there is simple in construction, the feature of low cost.Preferably, the free end of the first kink 1461 has the first projected area blocking air outlet 146 on air outlet 146, the free end of the second kink 1462 has the second projected area blocking air outlet 146 on air outlet 146, first projected area is more than or equal to the area of air outlet 146 with the second projected area sum, by this design, make the globule and water vapour directly can not enter housing by air outlet 146, improve the anti-globule of electrical box and the reliability of water vapour.Preferably, it is provided with magnet ring, patch panel in electrical appliance kit 14.Preferably, air inlet 143 is arranged on the first area of off-premises station, air outlet 146 is arranged on the second area of off-premises station, the air pressure of this first area is higher than the air pressure of second area, so that the inside of electrical appliance kit automatically forms cross-ventilation, cooling air is made automatically to be sucked the inside of electrical appliance kit by air inlet and be discharged the outside of electrical appliance kit by air outlet, special blower fan need not be set in the inside of electrical appliance kit, therefore, need not increase power-driven system, safe and reliable can realize heat radiation again, reduce the power consumption of complete machine.Preferably, the first side wall 1481 and the second sidewall 1482 mutually fasten formation housing 148.
Preferably, the second end of the first side wall 1481 is provided with the first radiator 142, it is preferable that the fin of the first radiator 142 is protrusively provided to the outside of electrical appliance kit.By arranging the first radiator 142 in the position controlling mainboard, further increase heat dispersion.Preferably, in order to further improve heat dispersion, electrical appliance kit also includes the second radiator 145 being arranged in housing 148, and the second radiator 145 is arranged on the first radiator 142 and controls between mainboard 141.
Preferably, electrical appliance kit 14 also includes support 144, controls mainboard 141 and is arranged on support 144, as shown in Figure 3, be provided with at least one opening 1441 on support 144, air inlet 143 the cooling air entered in housing 148 is flowed out by air outlet 146 after arriving control mainboard 141 through opening 1441.Specifically, as it is shown on figure 3, cooling air is entered in housing 148 by air inlet 143, reach along the path shown in dotted line C the lower section of support 144, then to be arrived the surface controlling mainboard by opening 1441, then discharged by air outlet 146.Preferably, control to scribble silicone grease between components and parts and the first and/or second radiator on mainboard, be beneficial to heat radiation.
Preferably, as shown in Figure 3-4, air inlet 143 includes the first air inlet 1431 and the second air inlet 1432, air inlet 143 includes the first air inlet 1431 and the second air inlet 1432 being provided separately, second air inlet 1432 is surrounded by the outside sidewall extended of electrical appliance kit, sidewall relatively protrudes from the plane at the first air inlet 1431 place, it is preferable that the first air inlet 1431 is square hole.
As a second aspect of the present invention, the present invention provides the off-premises station of a kind of air-conditioner, and it includes electrical appliance kit, this electrical appliance kit be in the various embodiments described above electrical appliance kit 14.
As a third aspect of the present invention, the present invention provides a kind of air-conditioner, and it includes off-premises station, and this off-premises station is above-mentioned off-premises station.As Figure 1-4, the housing of off-premises station includes chassis assembly 7 and the left plate 9 being arranged on chassis assembly 7, right plate 1, baffle assembly 6, housing is divided into negative pressuren zone A and zone of positive pressure B by baffle assembly 6, preferably, the air inlet 143 of the electrical appliance kit 14 of off-premises station is disposed in the outdoor the side of zone of positive pressure B of housing of machine；The air outlet 146 of the electrical appliance kit 14 of off-premises station is disposed in the outdoor the side of the negative pressuren zone A of the housing of machine.It is provided with blower fan, it is preferable that this interior machine includes motor 8 and the axial-flow leaf 10 installed on motor 8, and motor 8 is arranged on electric machine support assembly 12 in negative pressuren zone A.Preferably, in negative pressuren zone A, condenser 11 it is additionally provided with.Being provided with reactor 13 and compressor 5 in zone of positive pressure B, especially, electrical appliance kit 14 includes that recessed installation portion, one end of baffle assembly 6 are connected in this installation portion.Preferably, right plate 1 being provided with the first shut-off valve assemblies 3 and the second shut-off valve assemblies 2, especially, the first shut-off valve assemblies 3 and the second shut-off valve assemblies 2 are installed on right plate 1 by valve rack assembly 4.Therefore, the present invention is by the zone of positive pressure formed in outdoor machine shell body and negative pressuren zone, cooling air is made automatically to form cross-ventilation in electrical appliance kit, need not in electrical appliance kit, arrange special blower fan, reduce cost and power consumption, on the other hand, cooling air flows through the inside of electrical appliance kit under the effect of above-mentioned zone of positive pressure and negative pressuren zone, the heat that the components and parts controlled on mainboard are distributed is delivered to suction side simultaneously, and then it is discharged to outdoor with the air stream of the blower fan rotation generation in the housing of off-premises station, therefore, the present invention need not increase power-driven system, safe and reliable can realize heat radiation again, i.e. by the optimization in air channel is improve radiating effect.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (10)
1. the electrical appliance kit of the off-premises station of an air-conditioner, it is characterised in that including:
Housing (148), described housing (148) includes the first side wall (1481) and the second sidewall (1482),
Controlling mainboard (141), described control mainboard (141) is arranged in described housing (148), has gap between described control mainboard (141) and described the first side wall (1481)；
Air inlet (143), described air inlet (143) is arranged on the first end of described the first side wall (1481)；
Air outlet (146), described air outlet (146) is arranged on the second end of described the first side wall (1481)；
Described air outlet (146) includes the first side and the second side, the inside of the first lateral described electrical appliance kit (14) of described air outlet (146) is extended with the first kink (1461) highlightedly, the outside of the second lateral described electrical appliance kit (14) of described air outlet (146) is extended with the second kink (1462) highlightedly, the free end of described first kink (1461) and the free end of the second kink (1462) extend to the direction of the second side of described air outlet (146) and the first side respectively and block at least some of described air outlet (146) respectively,
Described electrical appliance kit (14) also includes support (144), described control mainboard (141) is arranged on described support (144), be provided with at least one opening (1441) on described support (144), described air inlet (143) the cooling air entered in described housing (148) is flowed out by described air outlet (146) after arriving described control mainboard (141) through described opening (1441).
Electrical appliance kit the most according to claim 1, it is characterized in that, the free end of described first kink (1461) has the first projected area blocking described air outlet (146) on described air outlet (146), the free end of described second kink (1462) has the second projected area blocking described air outlet (146) on described air outlet (146), and described first projected area is more than or equal to the area of described air outlet (146) with described second projected area sum.
Electrical appliance kit the most according to claim 1, it is characterised in that the second end of described the first side wall (1481) is provided with the first radiator (142).
Electrical appliance kit the most according to claim 3, it is characterised in that the fin of described first radiator (142) is protrusively provided to the outside of described electrical appliance kit (14).
Electrical appliance kit the most according to claim 4, it is characterized in that, described electrical appliance kit (14) also includes the second radiator (145) being arranged in described housing (148), and described second radiator (145) is arranged between described first radiator (142) and described control mainboard (141).
Electrical appliance kit the most according to claim 1, it is characterized in that, described air inlet (143) includes the first air inlet (1431) and the second air inlet (1432) being provided separately, and described second air inlet (1432) is surrounded by the outside sidewall extended of described electrical appliance kit.
7. an off-premises station for air-conditioner, it includes electrical appliance kit, it is characterised in that described electrical appliance kit is the electrical appliance kit (14) according to any one of claim 1-6.
8. an air-conditioner, it includes off-premises station, it is characterised in that described off-premises station is the off-premises station described in claim 7.
Air-conditioner the most according to claim 8, it is characterised in that the air inlet (143) of the electrical appliance kit (14) of described off-premises station is arranged on the side of the zone of positive pressure (B) of the housing of described off-premises station；The air outlet (146) of the electrical appliance kit (14) of described off-premises station is arranged on the side of the negative pressuren zone (A) of the housing of described off-premises station.
Air-conditioner the most according to claim 9, it is characterised in that be provided with blower fan in described negative pressuren zone (A).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110300922.0A CN103037645B (en) | 2011-10-08 | 2011-10-08 | Air-conditioner and off-premises station, the electrical appliance kit of off-premises station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110300922.0A CN103037645B (en) | 2011-10-08 | 2011-10-08 | Air-conditioner and off-premises station, the electrical appliance kit of off-premises station |
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| Publication Number | Publication Date |
|---|---|
| CN103037645A CN103037645A (en) | 2013-04-10 |
| CN103037645B true CN103037645B (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110300922.0A Active CN103037645B (en) | 2011-10-08 | 2011-10-08 | Air-conditioner and off-premises station, the electrical appliance kit of off-premises station |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841253A (en) * | 2016-05-13 | 2016-08-10 | 珠海格力电器股份有限公司 | Outdoor unit and air-conditioner having such outdoor unit |
| CN108347854B (en) * | 2017-01-25 | 2020-08-07 | 珠海格力电器股份有限公司 | Electrical apparatus box and air conditioner |
| CN112665160B (en) * | 2020-12-21 | 2022-01-28 | 珠海格力电器股份有限公司 | Control method of air conditioner and air conditioner |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201297714Y (en) * | 2008-09-18 | 2009-08-26 | 珠海格力电器股份有限公司 | Air-conditioning outdoor unit |
| CN201898672U (en) * | 2010-11-16 | 2011-07-13 | 国电南京自动化股份有限公司 | Multiple waterproof outdoor cabinet |
| CN202262119U (en) * | 2011-10-08 | 2012-05-30 | 珠海格力电器股份有限公司 | Air conditioner, outdoor machine for air conditioner and electric box for outdoor machine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001090993A (en) * | 1999-09-20 | 2001-04-03 | Fujitsu General Ltd | Outdoor unit of air conditioner |
| JP3698152B2 (en) * | 2003-10-08 | 2005-09-21 | ダイキン工業株式会社 | Air conditioner outdoor unit |
-
2011
- 2011-10-08 CN CN201110300922.0A patent/CN103037645B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201297714Y (en) * | 2008-09-18 | 2009-08-26 | 珠海格力电器股份有限公司 | Air-conditioning outdoor unit |
| CN201898672U (en) * | 2010-11-16 | 2011-07-13 | 国电南京自动化股份有限公司 | Multiple waterproof outdoor cabinet |
| CN202262119U (en) * | 2011-10-08 | 2012-05-30 | 珠海格力电器股份有限公司 | Air conditioner, outdoor machine for air conditioner and electric box for outdoor machine |
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| CN103037645A (en) | 2013-04-10 |
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