CN1955599A - Front suction-discharge type outdoor unit of air conditioner - Google Patents
Front suction-discharge type outdoor unit of air conditioner Download PDFInfo
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- CN1955599A CN1955599A CNA2005100156631A CN200510015663A CN1955599A CN 1955599 A CN1955599 A CN 1955599A CN A2005100156631 A CNA2005100156631 A CN A2005100156631A CN 200510015663 A CN200510015663 A CN 200510015663A CN 1955599 A CN1955599 A CN 1955599A
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Abstract
An outdoor unit of air-conditioner in front suction-exhaust type consists of shell, compressor, outdoor heat exchanger, outdoor fan, fan cove, brushless AC motor and motor supports for fixing brushless motor on fan cover. It is featured as applying above design for decreasing machine noise and for reducing power consumption as well as for greatly minimizing size of air blowing unit.
Description
Technical field
The present invention relates to a kind of front suction-discharge type outdoor unit of air conditioner that can utilize high efficiency brshless DC motor to improve air-supply efficient and heat exchanger effectiveness.
Background technology
Air-conditioner is divided into detachable air conditioner and integral air conditioner usually.The indoor set of detachable air conditioner and off-premises station are separately positioned on the interior space and the exterior space.The indoor set of integral air conditioner and off-premises station are then integrally formed, and are arranged on window or the wall.Along with the user is more and more higher to the requirement of the power that freezes, heats, the volume of indoor set and off-premises station constantly increases.Owing to can produce vibration during the compressor operating that is provided with in the off-premises station, and the high more vibration of power is big more, so Air Conditioner adopts split-type structural usually.Described detachable air conditioner mainly comprises and utilizes interconnective indoor set of refrigerant pipe and off-premises station.Indoor set is arranged on the interior space, and it can make low-temp low-pressure gaseous coolant and room air carry out heat exchange, thereby provides heating installation or cold wind for the interior space.Off-premises station is arranged on outdoor, and it can compress refrigerant, condensation and expansion, so that make this refrigerant carry out heat exchange fully in indoor set.Indoor set mainly comprises being formed with on it and is used to suck, discharge the suction inlet of room air and the indoor set shell of outlet; Be arranged on the inside of indoor set shell, the evaporimeter that can make flow through its inner low-temp low-pressure gaseous coolant and room air carry out heat exchange; With a side that is arranged on evaporimeter, can with evaporimeter in refrigerant through indoor fan and the motor of the cold air of heat exchange row to the interior space.Off-premises station then mainly comprises being formed with on it and is used to suck, discharge the suction inlet of outdoor air and the casing of outdoor of outlet; Be arranged on the inside of casing of outdoor, the refrigerant through evaporimeter can be compressed into the compressor of HTHP gaseous state; Can make the refrigerant and the outdoor air that flow through compressor carry out heat exchange, thus the condenser of warm high-pressure liquid refrigerant in making it to be condensed into; The refrigerant that flows through condenser is expanded, thereby become expansion gears such as the capillary of low-temp low-pressure gaseous coolant or electromagnetic expanding valve; With a side that is arranged on condenser, can make outdoor air flow through the outdoor fan and the motor such as aerofoil fan of condenser.Wherein motor adopts common single-phase or three-phase induction motor usually.The enclosure of induction machine is provided with stator, and the centre of stator then is provided with rotating shaft and rotor, and it will produce rotating excitation field when stator is connected AC power, thus can make rotor within it portion be rotated.In order to improve air-supply efficient, be formed with air suction inlet on three sides of casing of outdoor, and be formed with air outlet on its end face.Therefore, when outdoor fan was rotated, air can flow into from the air suction inlet on three sides of casing of outdoor, and the air outlet by end face was arranged to the exterior space after carrying out heat exchange.Described compressor, condenser, expansion gear and evaporimeter interconnect by the refrigerant pipe, so refrigerant can circulate through overcompression, condensation, expansion and evaporation process successively.But, there are the following problems for the air-conditioner outdoor unit of this prior art: because the densification in city and environmental management is strict day by day, the place that is provided with of air-conditioner outdoor unit is restricted just gradually, and noise and hot gas that off-premises station produces also can cause the discontented of surrounding resident, therefore, consider problems such as attractive in appearance and noise, at present in the public accommodations such as extensive residential area all regulation need off-premises station is arranged on the inside of balcony, thereby can only adopt usually in this case from front suction air, carry out the front suction-discharge type outdoor unit of air conditioner of discharging by the front again after the heat exchange.But because the air of this front suction-discharge type outdoor unit of air conditioner sucks area less than three suction-type air-conditioner outdoor units, so its air-supply efficient and heat exchanger effectiveness are lower.In addition, for drive chamber's external fan, front suction-discharge type outdoor unit of air conditioner adopts common single-phase or three-phase induction motor usually, but, because the efficient of induction machine is usually less than 40～50%, and the stability region of its torque factor is narrow, and the adjustable extent of rotating speed is limited, therefore problems such as abnormal sound and decrease in efficiency will occur when rotating speed exceeds the torque factor stability region.
Summary of the invention
In order to address the above problem, to the object of the present invention is to provide and a kind ofly reduce noise, and can improve the front suction-discharge type outdoor unit of air conditioner of air-supply efficient and heat exchanger effectiveness by the motor that adopts drive chamber's external fan stably and improve air output.
In order to achieve the above object, front suction-discharge type outdoor unit of air conditioner provided by the invention comprises the positive shell that is formed with suction inlet and exhaust outlet respectively; Be arranged on the inside of shell, the refrigerant from indoor set can be carried out compressor for compressing; Be arranged on the inside of shell, can make the refrigerant of the compressor of flowing through and surrounding air carry out heat exchange, thereby make it to produce the outdoor heat converter of condensation; Be arranged on the inside of shell, can make by the suction inlet leaked-in air and flow through the outdoor fan of discharging by outlet behind the outdoor heat converter; Be fixed on the inboard of shell, and inside is provided with outdoor fan, and the fan guard that can guide the air of inflow, delivery chamber's external fan to flow; Be connected with outdoor fan, and the brshless DC motor that can make it to rotate; With being used for brshless DC motor is fixed on motor supports on the fan guard.
Described suction inlet and outlet are respectively formed at the downside and the upside of outer casing frontispiece, and outdoor heat converter is arranged on the inboard of suction inlet, and outdoor fan and fan guard then are arranged on the inboard of outlet.
Described fan guard end face and bottom surface are formed with the inlet hole that air is flowed into vertically respectively, and its front then is formed with outlet and is connected, thus the tap that air can be discharged along the circumferencial direction of outdoor fan.
Described motor supports is fixedly installed on brshless DC motor on the inlet hole of the low relatively fan guard upside of inhalation flow.
Described brshless DC motor comprises with outdoor fan and being connected, thus electric machine rotational axis that can transferring power; The centre is provided with can the motor rotating rotating shaft, is fixedly installed on the motor supports, and is tied with the stator of coil on the magnetic core; Be positioned at the outside of stator, the rotor that is connected with electric machine rotational axis and can together be rotated; Be fixed on the rotor, can by and stator between electromagnetic force permanent magnet that rotor is rotated; With sensor from the position of measuring rotor to stator coil that connect immediate current for.
Described motor supports comprises the cylindric shaft supporting part that electric machine rotational axis can rotatably be set vertically by ball bearing; Be integrally formed in the upper end of shaft supporting part, can fixedly install the stator support portion of stator on it; Be arranged on the circumference of stator support portion with the spacing of being separated by is radially outstanding, and can utilize screw to be fixed on a plurality of fixed parts on the fan guard end face.
Be formed with three fixed parts on the described motor supports, each fixed part spacing of being separated by is formed on the exterior periphery of shaft supporting part and stator support portion.
Described motor supports can make the part of brshless DC motor be arranged on the inboard of fan guard, and middle part of each fixed part radially is inclined upwardly on it.
Be formed with the ribs that can increase fixed part intensity between the shaft supporting part of described motor supports, stator support portion and the fixed part.
The magnetic core of described stator utilizes screw to be fixed on the upside of stator support portion.
When having adopted most of rotating speed to be stable state, front suction-discharge type outdoor unit of air conditioner provided by the invention keeps high efficiency, and the brshless DC motor that can under various speed conditions, drive, thereby can reduce noise and power consumption.In addition, it utilizes independent motor supports in less fan guard one side of air mass flow that flows into outdoor fan brshless DC motor to be set, like this not only can be effectively fixing brshless DC motor, but also the part that can make brshless DC motor is inserted into the inside of fan guard, thereby can reduce the size of air-supply arrangement significantly.
Description of drawings
Below in conjunction with the drawings and specific embodiments front suction-discharge type outdoor unit of air conditioner provided by the invention is elaborated.
Fig. 1 is provided with state part-structure cutaway view for front suction-discharge type outdoor unit of air conditioner provided by the invention.
Fig. 2 is provided with the status architecture exploded perspective view for front suction-discharge type outdoor unit of air conditioner provided by the invention.
Fig. 3 is provided with state Facad structure schematic diagram for front suction-discharge type outdoor unit of air conditioner provided by the invention.
Fig. 4 is an air-supply arrangement forward structure cutaway view in the front suction-discharge type outdoor unit of air conditioner provided by the invention.
Fig. 5 is a motor supports structural perspective in the air-supply arrangement of front suction-discharge type outdoor unit of air conditioner provided by the invention.
Critical piece label in the accompanying drawing:
10: shell 20: outdoor heat converter
30: control cabinet 40: fan guard
42I, 42I ': inlet hole 420: tap
44,46: casing 50: outdoor fan
60: brshless DC motor 62: electric machine rotational axis
64: stator 66: rotor
68: permanent magnet 69: ball bearing
70: motor supports 72: shaft supporting part
74: stator support portion 76: fixed part
The specific embodiment
As Fig. 1～shown in Figure 5, the shell 10 of front suction-discharge type outdoor unit of air conditioner provided by the invention has the rectangular structure that the front is formed with opening, and its inside is provided with various parts.This front suction-discharge type outdoor unit of air conditioner is arranged on the coffin inside that forms on dwelling house or the commercial establishment exterior wall 2 usually.Specifically, external frame 4 is fixedly installed on the coffin that forms on the skin 2 on interior week.The inside of external frame 4 is provided with inner frame 6, can integrally formed as the case may be inside and outside framework 6,4.The inner transverse of inner frame 6 is provided with middle isolator 9, thereby the inside of inner frame 6 can be divided into along the vertical direction suction area 7a and discharge area 7b.Be equipped with a plurality of blades 8 among suction area 7a and the discharge area 7b, so air can flow into or outflow by the gap between the blade 8.The inboard of inner frame 6 is provided with and its off-premises station that closely contacts, and the seal member S that can prevent that air from leaking and can buffering vibration is installed between inner frame 6 and the off-premises station.The shell 10 positive basifacials and the top of front suction-discharge type outdoor unit of air conditioner are formed with suction inlet I and outlet O respectively.The inboard of suction inlet I is provided with the not shown heat exchanger 20 that can carry out compressor for compressing and refrigerant be carried out condensation refrigerant.The inboard of outlet O then is provided with the air-supply arrangement that can suck and discharge air.It is the inboard that fan guard 40 on the air-supply arrangement is fixedly installed on outlet O, the inside of fan guard 40 is provided with outdoor fan 50, and be connected with outdoor fan 50, and 60 of brshless DC motors that can make it to rotate are fixed on the fan guard 40 by independent motor supports 70.In addition, suction inlet I on the shell 10 and outlet O inboard are formed with respectively and suction area 7a and corresponding suction 11a of portion of discharge area 7b and discharge portion 11b.In addition, enter the inside of off-premises station, be respectively equipped with net grid G on suction inlet I and the outlet O in order to prevent bigger foreign matter or animal.Utilize not shown support on the 11a of suction portion of shell 10 and the discharge portion 11b and be provided with multiple parts such as compressor and heat exchanger 20.The front edge position of shell 10 is arranged on the inboard of inner frame 6 in the mode of tight contact by seal member S.Compressor and heat exchanger 20 are connected with indoor heat converter in the not shown indoor set by the refrigerant pipe.In addition, expansion gear such as not shown capillary or electromagnetic expanding valve also is connected between outdoor heat converter and the indoor set by the refrigerant pipe.Refrigerant can circulate along the refrigerating circuit that is made of compressor, outdoor heat converter 20, expansion gear and indoor heat converter, thereby in compression, condensation, expansion and evaporation is freezed in the space that indoor set is set.Outdoor heat converter 20 is provided with a plurality of refrigerant pipes of arranging with bend mode, and be provided with multi-disc " U " shape fin, it is arranged among the 11a of suction portion of shell 10, and the inboard is provided with compressor, and its back side then is provided with the control cabinet 30 that can control each parts of off-premises station.In addition, the upside of outdoor heat converter 20 is provided with air-supply arrangement.After connecting outdoor fan 50 and brshless DC motor 60, can utilize motor supports 70 outdoor fan 50 and brshless DC motor 60 to be fixedly installed on the inside of fan guard 40, utilize not shown independent fixed support that fan guard 40 is arranged on the upside of outdoor heat converter 20 then, make it to be arranged in the discharge portion 11b of shell 10.Specifically, outdoor fan 50 is with its aerofoil fan of along the circumferential direction discharging, therefore to adopt the bigger multi blade fan of air quantity to be advisable behind a kind of axial suction air.In addition, the bottom surface of fan guard 40 and end face are formed with inlet hole 42I, 42I ' respectively, thereby can suck the air of crossing outdoor heat converter 20 along the axial flow of outdoor fan 50.Casing 44,46 preferably and inlet hole 42I, 42I ' integrally formed, thereby inhaled air can be guided into outdoor fan 50.The front of fan guard 40 is formed with the tap 420 that can discharge air along the circumferencial direction of outdoor fan 50, and fan guard 40 is to be fixedly installed on the inboard of outlet O and the upside of outdoor heat converter 20 in the mode that tap 420 is connected with outlet O on the shell 10 by independent support.Brshless DC motor 60 is not the brush-commutated mode that adopts common DC motor, but adopts directly drive motors rotation of drive circuit.By brush is not set thereon, so can not produce electric spark, not only can be reduced in the danger that produces blast when moving in the environment that has fuel gas like this, can stablize the characteristic of carrying out work but also have under most of speed conditions, and can keep 70%～80% efficient.Specifically, mainly comprise can be to the electric machine rotational axis 62 of outdoor fan 50 transferring power for described brshless DC motor 60; Can produce revolving force by electromagnetic action each other, thus the stator 64 of drive motors rotating shaft 62, rotor 66 and permanent magnet 68; With the not shown position that is used for detection rotor 66, and the sensor that the electric current that provides is controlled.This brshless DC motor 60 is to be fixedly installed on an inlet hole 42I ' side on the less relatively fan guard of inhalation flow 40 by motor supports 70, so that reduce the inhalation flow resistance.In more detail, electric machine rotational axis 62 is to be arranged on the motor supports 70 by ball bearing 69, and it can be rotated under the state that runs through motor supports 70.The end of electric machine rotational axis 62 links to each other with the axle center of outdoor fan 50, and stator 64 is being fixedly installed on the motor supports 70 under across a certain distance the situation mutually with the exterior periphery of electric machine rotational axis 62.The exterior periphery of rotor 66 is positioned at the outside of stator 64, and its inner circumferential then is fixedly installed on the electric machine rotational axis 62.It radially is formed with a plurality of ribs the end face of rotor 66 or upper edge, bottom surface, to increase its intensity.A plurality of permanent magnets 68 distribute every a determining deviation and are arranged on the exterior periphery of rotor 66, and it can produce electromagnetic force with stator 64.Sensor then is fixed on coil one side of stator 64.When the coil turn-on current on the stator 64, its will by and permanent magnet 68 between electromagnetic action rotor 66 is rotated, and the revolving force of rotor 66 will send outdoor fan 50 to by electric machine rotational axis 62, thereby make it to rotate.Motor supports 70 is used for outdoor fan 50 and brshless DC motor 60 are hung the inside that is arranged on fan guard 40.In more detail, motor supports 70 comprises the cylindric shaft supporting part 72 that electric machine rotational axis 62 can rotatably be set by ball bearing 69; Be integrally formed in the upper end of shaft supporting part 72, be used for fixing the stator support portion 74 that stator 64 is set; Be formed on the exterior periphery of stator support portion 74 with radially giving prominence to across a certain distance mutually, and can be fixed on inlet hole 42I ' a plurality of fixed parts 76 on every side on the fan guard 40 by screw.Wherein, the length of shaft supporting part 72 is less than the length of electric machine rotational axis 62, and it has drum, and upper and lower side inside is provided with ball bearing 69, thereby can rotatably support electric machine rotational axis 62.The end face of stator support portion 74 is formed with a plurality of concave parts or hole 74a, and is formed with screw 74h, thereby can insert stator 64 and be fixed.Be formed with three 120 ° the fixed parts 76 of being separated by, the gravity that can disperse motor supports 70 to be born like this on the exterior periphery of shaft supporting part 72 and stator support portion 74.In order to increase the intensity of fixed part 76, be formed with ribs 78 between shaft supporting part 72 and stator support portion 74 and the fixed part 76, with support stator support portion 74 and fixed part 76.Also be formed with a plurality of auxiliary ribs 79 on the end face of fixed part 76.In addition, along the middle part 76a of the radially outstanding fixed part 76 that forms of stator support portion 74 formation that is inclined upwardly, the horizontal position of its terminal 76b then is formed with screw 76h.The terminal 76b of the fixed part of motor supports 70 by screw be fixed on inlet hole 42I ' around.
Below the assembling process of air-supply arrangement in the front suction-discharge type outdoor unit of air conditioner provided by the invention and the operation principle of off-premises station are described.At first, rotatably be arranged on the electric machine rotational axis 62 of brshless DC motor 60 on the shaft supporting part 72 of motor supports 70 by ball bearing 69, simultaneously, utilize screw that stator 64 is fixed on stator support portion 74 end faces of motor supports 70, thereby form electric machine assembly.Electric machine assembly then is connected on the axle center of outdoor fan 50 by electric machine rotational axis 62 under outdoor fan 50 is positioned at the state of fan guard 40 inside.The fixed part 76 of motor supports 70 utilizes inlet hole 42I ' that screw is fixed on fan guard 40 upsides on every side, the air-supply arrangement that will be assembled with brshless DC motor 60 then is fixed on the upside of outdoor heat converter 20 by independent support, at last brshless DC motor 60 is connected the control cabinet 30 that is used to control brshless DC motor 60 by electric wire.Operation principle to off-premises station describes below: under the control signal effect that control cabinet 30 sends, compressor starts is carried out work, subsequently the compressed machine of refrigerant, outdoor heat converter 20 and expansion gear and flow into the indoor heat converter in the indoor set and circulate.Under the driving of brshless DC motor 60, outdoor fan 50 will suck extraneous air by the suction inlet I on the shell 10, will carry out heat exchange with the refrigerant of outdoor heat converter 20 inside when this air flows through outdoor heat converter 20, thereby make refrigerant produce condensation.To flow through outdoor fan 50 through heat-exchanged air then, discharge by the outlet O on the shell 10 at last.Specifically, stator 64 coil switch powers along with brshless DC motor 60 will produce electromagnetic force between stator 64 and the permanent magnet 68.At this moment, sensor will detect the position of stator 64, thereby make electric current flow through the coil of stator 64 successively, make to continue to produce electromagnetic force between stator 64 and the permanent magnet 68.Under the effect of above-mentioned electromagnetic force, the rotor 66 that is fixed with permanent magnet 68 will continue to be rotated, and drive electric machine rotational axis 62 simultaneously and together will be rotated, thereby revolving force is passed to outdoor fan 50.Because the torque stability region of brshless DC motor 60 than broad, therefore not only can be carried out work by multiple rotating speed, and can reduce noise and power consumption.Under the effect of brshless DC motor 60, outdoor fan 50 will be rotated, thereby suck air vertically.Therefore through the most of inlet hole 42I that flows into fan guard 40 downsides of the air of outdoor heat converter 20, remaining air flows into the inlet hole 42I ' of fan guard 40 upsides, and casing 44, the 46 guiding lower edge axial flow that are formed with inlet hole 42I, 42I ' are thereon gone into outdoor fan 50, along the circumferential direction discharge then, discharging by the outlet I on tap on it 420 and the shell 10 under the guiding of fan guard 40 at last.Because brshless DC motor 60 is arranged on inlet hole 42I on the fan guard 40, therefore the relative little inlet hole 42I ' side of inhalation flow can reduce flow resistance to greatest extent among the 42I '.In addition, because brshless DC motor 60 can efficiently, stably carry out work, therefore not only can improve air-supply efficient, but also can improve heat exchanger effectiveness.
Claims (10)
1, a kind of front suction-discharge type outdoor unit of air conditioner is characterized in that: described front suction-discharge type outdoor unit of air conditioner comprises that the front is formed with the shell (10) of suction inlet (I) and exhaust outlet (O) respectively; Be arranged on the inside of shell (10), the refrigerant from indoor set can be carried out compressor for compressing; Be arranged on the inside of shell (10), can make the refrigerant of the compressor of flowing through and surrounding air carry out heat exchange, thereby make it to produce the outdoor heat converter (20) of condensation; Be arranged on the inside of shell (10), can make by suction inlet (I) leaked-in air and flow through the outdoor fan (50) that discharge by outlet (O) outdoor heat converter (20) back; Be fixed on the inboard of shell (10), and inside is provided with outdoor fan (50), and the fan guard (40) that can guide the air of inflow, delivery chamber's external fan (50) to flow; Be connected with outdoor fan (50), and the brshless DC motor that can make it to rotate (60); With being used for brshless DC motor (60) is fixed on motor supports (70) on the fan guard (40).
2, front suction-discharge type outdoor unit of air conditioner according to claim 1, it is characterized in that: described suction inlet (I) and outlet (O) are respectively formed at shell (10) positive downside and upside, outdoor heat converter (20) is arranged on the inboard of suction inlet (I), and outdoor fan (50) and fan guard (40) then are arranged on the inboard of outlet (O).
3, front suction-discharge type outdoor unit of air conditioner according to claim 2, it is characterized in that: described fan guard (40) end face and bottom surface be formed with respectively inlet hole that air is flowed into vertically (42I ', 42I), its front then is formed with outlet (O) and is connected, thus the tap (420) that air can be discharged along the circumferencial direction of outdoor fan (50).
4, front suction-discharge type outdoor unit of air conditioner according to claim 3 is characterized in that: described motor supports (70) is fixedly installed on brshless DC motor (60) on the inlet hole (42I ') of the low relatively fan guard of inhalation flow (40) upside.
5, front suction-discharge type outdoor unit of air conditioner according to claim 4 is characterized in that: described brshless DC motor (60) comprises with outdoor fan (50) and being connected, thus electric machine rotational axis (62) that can transferring power; The centre is provided with can motor rotating rotating shaft (62), is fixedly installed on the motor supports (70), and is tied with the stator (64) of coil on the magnetic core; Be positioned at the outside of stator (64), the rotor (66) that is connected with electric machine rotational axis (62) and can together be rotated; Be fixed on the rotor (66), can by and stator (64) between electromagnetic force permanent magnet (68) that rotor (66) is rotated; With sensor from the position of measuring rotor (66) to stator (64) coil that connect immediate current for.
6, front suction-discharge type outdoor unit of air conditioner according to claim 5 is characterized in that: described motor supports (70) comprises the cylindric shaft supporting part (72) that electric machine rotational axis (62) can rotatably be set vertically by ball bearing (69); Be integrally formed in the upper end of shaft supporting part (72), can fixedly install the stator support portion (74) of stator (64) on it; Be arranged on the circumference of stator support portion (74) with the spacing of being separated by is radially outstanding, and can utilize screw to be fixed on a plurality of fixed parts (76) on fan guard (40) end face.
7, front suction-discharge type outdoor unit of air conditioner according to claim 6, it is characterized in that: be formed with three fixed parts (76) on the described motor supports (70), each fixed part (76) spacing of being separated by is formed on the exterior periphery of shaft supporting part (72) and stator support portion (74).
8, according to claim 6 or 7 described front suction-discharge type outdoor unit of air conditioner, it is characterized in that: described motor supports (70) can make the part of brshless DC motor (60) be arranged on the inboard of fan guard (40), and middle part of each fixed part (76) radially is inclined upwardly on it.
9, according to each described front suction-discharge type outdoor unit of air conditioner in the claim 6 to 8, it is characterized in that: be formed with the ribs (78) that can increase fixed part (76) intensity between the shaft supporting part (72) of described motor supports (70), stator support portion (74) and the fixed part (76).
10, according to each described front suction-discharge type outdoor unit of air conditioner in the claim 6 to 8, it is characterized in that: the magnetic core of described stator (64) utilizes screw to be fixed on the upside of stator support portion (74).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005100156631A CN1955599A (en) | 2005-10-27 | 2005-10-27 | Front suction-discharge type outdoor unit of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005100156631A CN1955599A (en) | 2005-10-27 | 2005-10-27 | Front suction-discharge type outdoor unit of air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1955599A true CN1955599A (en) | 2007-05-02 |
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ID=38063075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005100156631A Pending CN1955599A (en) | 2005-10-27 | 2005-10-27 | Front suction-discharge type outdoor unit of air conditioner |
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| Country | Link |
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| CN (1) | CN1955599A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788386A (en) * | 2011-05-17 | 2012-11-21 | 三洋电机株式会社 | Outdoor unit of air conditioner |
| CN103673095A (en) * | 2012-09-12 | 2014-03-26 | 三菱电机株式会社 | Refrigeration cycle device |
-
2005
- 2005-10-27 CN CNA2005100156631A patent/CN1955599A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788386A (en) * | 2011-05-17 | 2012-11-21 | 三洋电机株式会社 | Outdoor unit of air conditioner |
| CN102788386B (en) * | 2011-05-17 | 2017-04-05 | 三洋电机株式会社 | The outdoor unit of air-conditioning device |
| CN103673095A (en) * | 2012-09-12 | 2014-03-26 | 三菱电机株式会社 | Refrigeration cycle device |
| CN103673095B (en) * | 2012-09-12 | 2017-01-11 | 三菱电机株式会社 | Refrigeration cycle device |
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Open date: 20070502 |