CN102878623B - The outdoor unit of air-conditioning device - Google Patents
The outdoor unit of air-conditioning device Download PDFInfo
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- CN102878623B CN102878623B CN201210192825.9A CN201210192825A CN102878623B CN 102878623 B CN102878623 B CN 102878623B CN 201210192825 A CN201210192825 A CN 201210192825A CN 102878623 B CN102878623 B CN 102878623B
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Abstract
The present invention provides the outdoor unit of a kind of air-conditioning device, can seek to reduce flowing resistance while increasing air output.The outdoor unit (10) of this air-conditioning device has: be arranged on the base plate (12) of cell enclosure (11) and at least formed the heat exchanger (21) of the one side of cell enclosure (11), it is arranged in the outdoor fan (22) on this heat exchanger (21) top, and it is arranged on the horn mouth (25) around the propeller type fan (24) of this outdoor fan (22), horn mouth (25) is configured to have to be compared the inner surface (21A) of heat exchanger (21) and is in outside and the inwall (29) of bore expansion, described outdoor unit has the wind direction board (81～83) that the upper end of the inner surface (21A) of automatic heat-exchanger (21) tilts upward towards the inwall (29) of horn mouth (25).
Description
Technical field
The present invention relates to the use of pressure fan and the air sucked from side by heat exchanger is blown out upward the outdoor unit of such air-conditioning device.
Background technology
Generally, it is known to the outdoor unit of air-conditioning device as described below, it has the heat exchanger of the one side being arranged on the base plate of framework and at least forming framework, is arranged in the axial flow type pressure fan on this heat exchanger top, utilizes pressure fan to be blown out upward by the air sucked by heat exchanger.In this outdoor unit, propose there is following structure, that is, heat exchanger is formed as cross section and is arranged on base plate in substantially U shape and along rear side and the these three face, side, two sides of framework, can seek to save setting area (referring for example to patent documentation 1) while guaranteeing heat exchange area.
Patent documentation 1: Japanese Unexamined Patent Publication 2004-156800 publication
But, in this outdoor unit, on the one hand seek the space saving of framework, on the other hand seek to increase air output by the external diameter of the propeller type fan (impeller) of increase pressure fan.In this case, maximization along with the external diameter of propeller type fan, the bell-mouthed internal diameter being arranged in around propeller type fan also increases, therefore, this bell-mouthed inner peripheral surface is compared the inner surface of heat exchanger and is positioned at outside, thus forms step between the inner surface and bell-mouthed inner peripheral surface of this heat exchanger.Thus, owing to producing the delay of air at this step, therefore there are the following problems: with the hold-up of air correspondingly, and air rheology difference and flowing resistance increase.
Summary of the invention
The present invention makes in view of above-mentioned condition, its object is to provide a kind of outdoor unit that can seek to reduce the air-conditioning device of flowing resistance while increasing air output.
To achieve these goals, the outdoor unit of the air-conditioning device of the present invention has: be arranged on the base plate of framework and at least formed the heat exchanger of the one side of described framework, it is arranged in the axial flow type pressure fan on this heat exchanger top, and the horn mouth being arranged on around the impeller of this pressure fan, the outdoor unit of described air-conditioning device is characterised by, described horn mouth is configured to have to be compared the inner surface of described heat exchanger and is in outside and the inner peripheral surface of bore expansion, described outdoor unit has the wind direction board that the upper end of the inner surface from described heat exchanger tilts upward towards described bell-mouthed inner peripheral surface.
In the structure shown here, being configured to, described wind direction board is arranged at the position lower than the leading section of described impeller.Alternatively, it is also possible to be configured to, described heat exchanger has along the back side of described framework and the back part of left and right sides configuration and both sides face and is formed as cross section in substantially U shape, is respectively arranged with described wind direction board in described back part and two sides portion.Alternatively, it is also possible to be configured to, having the upper surface portion along described heat exchanger and extend and support the bearing support of pair of motors supporting station, the pair of motor supporting station supports the motor of described pressure fan, and described wind direction board is fixed on described bearing support.
According to the present invention, it is in outside and the inner peripheral surface of bore expansion owing to horn mouth is configured to compare the inner surface of heat exchanger, therefore, it can be formed significantly the external diameter of impeller, such that it is able to increase air output.And, owing to having the wind direction board that the upper end of the inner surface of automatic heat-exchanger tilts upward towards bell-mouthed inner peripheral surface, therefore, air flows to bell-mouthed inner peripheral surface along this wind direction board, such that it is able to prevent air trapping at the step between the inner surface and bell-mouthed inner peripheral surface of heat exchanger, flowing resistance can be reduced.
Accompanying drawing explanation
Fig. 1 is the sectional side view of the outdoor unit of the air-conditioning device of present embodiment.
Fig. 2 is the top view of the internal structure representing outdoor unit.
Fig. 3 is the axonometric chart of the supporting structure representing fan motor.
Fig. 4 is to represent outdoor fan and bell-mouthed profile.
Fig. 5 is the upward view of the configuration relation representing cowling panel and bearing support.
Fig. 6 is the axonometric chart representing horn mouth and wind direction board.
Fig. 7 is the profile representing horn mouth and wind direction board.
Description of reference numerals
10 outdoor units
11 cell enclosure (framework)
16 upper shelf
16A, 16B, 16C frame plate (bearing support)
17 motor supporting stations
21 heat exchangers
22 outdoor fans (axial flow type pressure fan)
23 fan motors (motor)
24 propeller type fans
25 horn mouths
70 stage portion
81,82,83 wind direction board
81A, 82A, 83A wind direction board body
81A1,82A1,83A1 upper end
81B, 82B, 83B fixed plate portion
82C otch
85 bolts
Detailed description of the invention
Hereinafter, with reference to the accompanying drawings of embodiments of the present invention.
The air-conditioning device of this structure is made up of outdoor unit 10 and indoor unit (not shown), makes cold-producing medium flow in the refrigerant loop utilizing refrigerant piping to connect and to be formed, thus carries out cooling operation and warming operation.Outdoor unit 10 is disposed in the outdoor, and carries out heat exchange with outdoor air, makes cold-producing medium condensation when cooling operation and releases heat to extraneous air, when warming operation, makes cold-producing medium evaporation and absorbs heat from extraneous air.It addition, upper and lower and left and right the direction of the following stated represents the direction when being provided with outdoor unit 10 when its front face side is observed.
Fig. 1 is the sectional side view of outdoor unit 10 in terms of right side, and Fig. 2 is the top view of the internal structure representing outdoor unit 10.Outdoor unit 10 has the cell enclosure (framework) 11 of approximately parallelepiped body box shape, and this cell enclosure 11 is configured to have: base plate 12, the pillar 14 extended along vertical direction from four corners of this base plate 12 and front panel 15.
As in figure 2 it is shown, bend to substantially U shape when being configured with vertical view on base plate 12 and the heat exchanger 21 that formed.Specifically, the side surface part of this heat exchanger 21 Component units shell 11, configure along the back side and right flank from the left surface of this cell enclosure 11.It addition, as it is shown in figure 1, be configured with outdoor fan (axial flow type pressure fan) 22 on the top of heat exchanger 21.This outdoor fan 22 is configured to have: the propeller type fan (impeller) 24 be arranged in the fan motor above heat exchanger 21 (motor) 23, being arranged on the motor reel 51 of this fan motor 23.This propeller type fan 24 is configured to be positioned at the substantial middle of U shape heat exchanger 21.
The horn mouth 25 being provided around guiding the air of propeller type fan 24 suction side to blowout side at propeller type fan 24.This horn mouth 25 is formed by resin forming, such that it is able to realize the shape desired by lightweight formation.As it is shown in figure 1, horn mouth 25 has suction opening 25B big for blowout opening 25A and relative aperture this blowout opening 25A and is formed as tubular, and there is the inwall 29 connecting with blowout opening 25A and tilting in the way of gradually expanding towards suction opening 25B bore.The blowout opening 25A of horn mouth 25 is used for preventing the fan shroud 26 of the contact propeller type fans 24 such as human body from covering.It addition, be provided with decoration panel (not shown) across the heat-barrier materials such as foamed polystyrene 27 around horn mouth 25.
If utilizing fan motor 23 to drive propeller type fan 24 to rotate, then extraneous air is from the surrounding of outdoor unit 10, be more specifically inhaled in cell enclosure 11 from the left surface side in addition to above, rear side and the right flank side of cell enclosure 11 as shown in arrow X in figure, and the blowout opening 25A flowing through the horn mouth 25 being arranged at this cell enclosure 11 upper surface portion is discharged to the outside.That is, the top blowout type outdoor unit that the air after this outdoor unit 10 is configured to heat exchange blows out from top.
In cell enclosure 11, base plate 12 is provided with compressor (Fig. 1), accumulator 31, oil eliminator 32 and the receiving slit 33 of the part constituting refrigerant loop, further, the refrigerant loop component parts such as pipe arrangement valve body connecting and being accommodated with cross valve 39 and expansion valve (not shown) etc.Carry out pipe arrangement via heat exchanger 21 with indoor unit as the end side of the pipe arrangement of described refrigerant loop component parts to be connected, carry out pipe arrangement as another side of the pipe arrangement of described refrigerant loop component parts with indoor unit to be connected, thus constitute the refrigerant loop for refrigerant cycle.
Cell enclosure 11 has, in the front face side of this cell enclosure 11, the demarcation strip 35 extended upward from base plate 12.This demarcation strip 35 extends to midway backward diagonally forward bending the most upward, and its upper end is connected with the electric fitting box 34 being arranged in horn mouth 25 front face side.Cell enclosure 11 inner utilization demarcation strip 35 is divided into heat-exchanging chamber 36 and Machine Room 37, it is accommodated with the high compressor of frequency of maintenance, refrigerant loop component parts in this Machine Room 37, is accommodated with the low heat exchanger of frequency of maintenance 21, accumulator 31, oil eliminator 32 and receiving slit 33 as pressure vessel at heat-exchanging chamber 36.Therefore, in the present embodiment, if pulling down front panel 15, then operator can easily carry out the compressor 30 in cell enclosure 11, the upkeep operation of electric fitting box 34 from front face side.Further, demarcation strip 35 is utilized to be possible to prevent raindrop to fall directly on compressor 30 machine such as grade received in Machine Room 37.
Accumulator 31 is to make the cold-producing medium of inflow carry out gas-liquid separation to prevent liquid refrigerant from flowing into the pressure vessel of compressor 30.In the present embodiment, accumulator 31 is arranged in the substantial middle of base plate 12 and is formed as the higher shape such as aspect ratio compressor 30 and oil eliminator 32.Therefore, it is provided with the supporting parts 38 being bearing in cell enclosure 11 by accumulator 31 on the top of accumulator 31, prevents this accumulator 31 from shaking.
Fig. 3 is the axonometric chart of the supporting structure representing fan motor 23.
It is provided above with being shaped so as to the upper shelf 16 of frame-shaped along the U shape of heat exchanger 21 at heat exchanger 21.As it is shown on figure 3, upper shelf 16 has: along U shape heat exchanger 21(Fig. 2) each upper surface be respectively provided with plate-shaped frame plate (bearing support) 16A, 16B, 16C, web 16D that the front end of frame plate 16A, 16C is linked.Four corners of upper shelf 16 link with each pillar 14.
Each frame plate 16A, 16B, 16C be respectively provided with make inner edge portion to the bending of vertical lower section stator portion 16A1,16B1,16C1 of being formed, described stator portion 16A1,16B1,16C1 are separately installed with wind direction board described later.
Between frame plate 16B and web 16D, setting up and have the pair of motors supporting station 17,17 extended substantially in parallel with frame plate 16A, 16C, fan motor 23 is fixed on motor supporting station 17,17.Described motor supporting station 17,17 is following opens wide and cross section is the parts that formed of U shape ground, is arranged in upper shelf 16 in the way of making U shape opening downward.Motor supporting station 17 has: is placed with and installs the approximate horizontal upper plate portion (upper surface portion) 72 of stay 54,54, inner panel portion (inner surface) 74 that outside plate portion (outer surface) 73 that outer end from the width of upper plate portion 72 extends downwards, the inner from the width of upper plate portion 72 extend downwards.Motor supporting station 17,17 is metal channel parts, is readily obtained.
It addition, motor supporting station 17,17 is arranged respectively at away from frame plate 16B and the equidistant position of substantially central portion of web 16D length direction (width of cell enclosure 11: A direction in figure).Further, fan motor 23 is fixed on the substantially central portion of length direction (the depth direction of cell enclosure 11: B direction in figure) of motor supporting station 17,17.That is, fan motor 23(and propeller type fan 24) it is configured to be positioned at the substantial middle of U shape heat exchanger 21, and it is positioned at above-mentioned accumulator 31 generally above.
Fan motor 23 has: cylindrical body portion 52, extend and support motor reel 51(Fig. 1 of propeller type fan 24 upward from body 52).Propeller type fan 24 has: resinous wheel hub 45, the blade angle in the periphery of this wheel hub 45 with regulation and the more blades 46,46 integrally formed across the interval of regulation.
On body 52, the fin 53 of heat transmission is formed at peripheral part, and a pair installation stay (stay) 54,54 that the circumferentially portion that is formed with substantially horizontally extends.Stay 54,54 is installed be configured to clip body 52 from outside and arrange in parallel to each other.
The body 52 of fan motor 23 is arranged between motor supporting station 17,17, and, stay 54,54 is installed be positioned on motor supporting station 17,17, utilizes the multiple fixing bolt 55 running through installation stay 54,54 from top to be fastened on motor supporting station 17,17.Here, the setting height(from bottom) position of known fan motor 23 is associated with air output when making propeller type fan 24 rotate.Therefore, by inserting liner (not shown) between the stay 54 and motor supporting station 17,17 of fan motor 23, the setting height(from bottom) position of this fan motor 23 can be easily adjusted.
Fig. 4 is to represent outdoor fan 22 and the profile of horn mouth 25.
As mentioned above, in the present embodiment, if the propeller type fan 24 of rotating room's external fan 22, then extraneous air is inhaled in cell enclosure 11 by heat exchanger 21 from the left surface side in addition to above, rear side and the right flank side of cell enclosure 11, and the blowout opening 25A of the horn mouth 25 by arranging in the upper surface portion of this cell enclosure 11 discharges.
In this case, owing to the fan motor 23 of outdoor fan 22 and the motor supporting station 17,17 of supports fans motor 23 are extended along the stream of air, therefore, the flowing resistance of obstruction air stream is produced.Therefore, in the present embodiment, the lower section (upstream side) at motor supporting station 17,17 and fan motor 23 is respectively arranged with reduction at motor supporting station 17,17 and the rectification part 61 of the flowing resistance of the air stream of the flowing underneath of fan motor 23 and cowling panel 40.
Rectification part 61 and cowling panel 40 are formed by metal panel, and rectification part 61,61 is separately mounted to below motor supporting station 17,17, and cowling panel 40 is installed in the way of being erected between motor supporting station 17,17 at the lower position of fan motor 23.
It is generally V-shaped bar-shaped that rectification part 61 is formed as cross section, and this rectification part 61 has: lamina perpendicularis portion 62 that the inner panel portion 74 along motor supporting station 17 extends downwards, from the lower end in lamina perpendicularis portion 62 towards the lower end in the outside plate portion 73 of motor supporting station 17 and the hang plate portion 63 extended upward, the fixed plate portion 64 that is connected with this hang plate portion 63 and extends the most upward along this outside plate portion 73.
Rectification part 61 is configured to cover motor supporting station 17 opening below from lower section, in the most whole length of motor supporting station 17, is provided integrally with rectification part 61 in the way of overlapping with the most whole length of the peristome 16E of upper shelf 16.The cross sectional shape of rectification part 61 is the most identical.
Rectification part 61 utilizes lamina perpendicularis portion 62 and fixed plate portion 64 to clamp motor supporting station 17, and utilize the bolt 66 in the hole portion (omit diagram) being each passed through described lamina perpendicularis portion 62 and fixed plate portion 64, it is fastened in inner panel portion 74 and the outside plate portion 73 of motor supporting station 17.
When rectification part 61 is fixed on motor supporting station 17, it is formed towards the convex of the thinnest general triangular in lower section, and the top 61A of V-arrangement highlights towards the upstream side of air stream.The outer surface portion in hang plate portion 63 becomes inclined plane 63A from top 61A towards the lateral inclined upward of the lateral surface of cell enclosure 11.Inclined plane 63A is identically formed with angled manner upward from 74 to the outside plate portion of inner panel portion 73 of motor supporting station 17.
The top 61A of rectification part 61 is positioned at the position of deflection fan motor 23 side at the width of motor supporting station 17 and is positioned at the lower end in lamina perpendicularis portion 62.Thus, motor supporting station 17 area below all can be formed as hang plate portion 63, therefore, the air in the whole region of lower face arriving motor supporting station 17 can flow in the external diameter direction along inclined plane 63A towards the flowing of the lateral oblique upper of lateral surface of cell enclosure 11 and along propeller type fan 24.Therefore, it can the outer diameter part side making more air stream flow to the high propeller type fan of rotating speed 24, such that it is able to increase air quantity and can seek to reduce the flowing resistance of motor supporting station 17.
On the other hand, cowling panel 40 is that cross section is generally V-shaped bending and the sheet material that formed, consists of and has: below the substantial middle of fan motor 23 along the top 41 that motor supporting station 17 extends, hang plate portion 42 that the lower end in the outside plate portion 73 that is respectively facing motor supporting station 17 from this top 41 extends upward, the fixed plate portion 43 that is connected with this hang plate portion 42 and extends the most upward along this outside plate portion 73.
As it is shown in figure 5, cowling panel 40 is arranged on lower position overlapping with fan motor 23 during vertical view.Cowling panel 40 is for preventing air trapping in the lower section of fan motor 23 flowing resistance that reduces air stream, and therefore, its size is preferably formed into covering this degree of fan motor 23.On the other hand, if cowling panel 40 is excessive, then the air capacity of flowing around fan motor 23 is caused to reduce because of this cowling panel 40, probably can not this fan motor 23 sufficiently cool.Therefore, in the present embodiment, the length of cowling panel 40 is formed as, and length L1 on direction that motor supporting station 17 extends is less than the external diameter L2 of fan motor 23, such that it is able to cool down fan motor 23 and reduce flowing resistance.
As it has been described above, in the present embodiment, owing to being mounted below rectification part 61 at motor supporting station 17, therefore, cowling panel 40 and this rectification part 61 are arranged on motor supporting station 17 overlappingly.Specifically, the fixed plate portion 43 of cowling panel 40 is overlapping with the fixed plate portion 64 of rectification part 61, in the outside plate portion 73 that above-mentioned fixed plate portion 43 and this fixed plate portion 64 together utilize bolt 66 to be fixed on motor supporting station 17.
When cowling panel 40 is fixed on motor supporting station 17, it is formed towards the convex of the thinnest general triangular in lower section, and the top 41 of V-arrangement is prominent towards the upstream side of air stream in the substantially central portion of fan motor 23.The outer surface portion in hang plate portion 42 becomes inclined plane 42A from top 41 towards the lateral inclined upward of the lateral surface of cell enclosure 11.This inclined plane 42A is identically formed with angled manner upward from the outside plate portion 73 of top 41 to motor supporting station 17.
Thus, it is possible to make the air in the whole region of the arrival fan motor 23 lower face external diameter direction along each inclined plane 42A towards the flowing of the lateral oblique upper of lateral surface of cell enclosure 11 and along propeller type fan 24 flow.Therefore, it can the outer diameter part side making more air stream flow to the high propeller type fan of rotating speed 24, such that it is able to increase air quantity and can seek to reduce the flowing resistance of fan motor 23.
And, owing to the top 41 of cowling panel 40 is positioned at below the substantially central portion of fan motor 23, therefore, it can distribute the air arriving this fan motor 23 lower face substantially uniformly, the inequality of air quantity can be suppressed and effectively air is discharged to the outside of cell enclosure 11.
In the present embodiment, the angle of inclination in the hang plate portion 42,64 of cowling panel 40 and rectification part 61 is shaped generally as identical.Thus, cowling panel 40 and rectification part 61 are close to, and therefore, it can reduce flowing resistance, and it is possible to make the direction of the air stream of the inclined plane 63A flowing of inclined plane 42A along each cowling panel 40, rectification part 61 unanimously, such that it is able to improve rectification effect.
It addition, as it has been described above, in the present embodiment, be provided with the supporting parts 38 being bearing in cell enclosure 11 by accumulator 31 on the top of accumulator 31.These supporting parts 38 also can become the flowing resistance hindering air stream in the same manner as fan motor 23 and motor supporting station 17.Therefore, supporting parts 38 are become by metal rounding rod, are respectively formed with fixed part 38A, 38B at the two ends of this pole.One fixed part 38A is fixed on the top of accumulator 31, and another fixed part 38B is held within the frame plate 16B of upper shelf 16 rear side.
Thus, by utilizing pole to form support part 38, projected area can be reduced, and owing to supporting the smooth outer surface of parts 38, therefore can seek to reduce flowing resistance.
Further, in the present embodiment, as it is shown in figure 5, supporting parts 38 are configured to when overlooking overlapping with the top 41 of cowling panel 40.According to said structure, the air creating disorder when flowing through supporting parts 38 is directly allocated at the top 41 of cowling panel 40, therefore, it can the disorderly suppression of air in Min..Therefore, compared with the structure that supporting parts 38 are arranged on other positions, flowing resistance can be reduced, such that it is able to seek to reduce the flowing resistance of outdoor unit.
As shown in Figure 5, the outdoor unit 10 of present embodiment is configured to, suction opening 25B(Fig. 1 of horn mouth 25) diameter L4 be formed as bigger than the width L3 of the peristome of the upper shelf 16 being arranged in heat exchanger 21 top, seek to increase air output accordingly by the external diameter increasing propeller type fan 24 with above-mentioned increase.In this case, as shown in Figure 1, along with the maximization of propeller type fan 24 external diameter, the inwall (inner peripheral surface) 29 of horn mouth 25 is positioned at outside compared with the inner surface 21A of heat exchanger 21, thus forms step 70 between the inner surface 21A and the inwall 29 of horn mouth 25 of this heat exchanger 21.Thus, owing to producing the delay of air at this step 70, therefore there are the following problems: with the hold-up of air correspondingly, and air rheology difference and flowing resistance increase.
Therefore, as shown in Figure 6, the wind direction board 81～83 that the upper end of the inner surface 21A in upper shelf 16 with automatic heat-exchanger 21 tilts upward towards the inwall 29 of horn mouth 25.In the present embodiment, due to heat exchanger 21 overlook time bend to substantially U shape and formed, therefore, be each configured with wind direction board 81～83 in the part corresponding with the left surface of cell enclosure 11, the back side and right flank.
Identical owing to being arranged in the shape of the wind direction board 81,83 of two sides, the most only wind direction board 81 is illustrated.This wind direction board 81 has: trapezoidal wind direction board body 81A that the width on top is formed narrow, the fixed plate portion 81B being connected with the lower end of this wind direction board body 81A and extending to vertical lower section.This fixed plate portion 81B utilizes on the stator portion 16A1 of the frame plate 16A being arranged in left surface side that bolt 85 is fixed on upper shelf 16.
Additionally, the wind direction board 82 being arranged in rear side is also constituted and above-mentioned wind direction board 81 same structure, but owing to being fixed with above-mentioned motor supporting station 17 on the frame plate 16B of side overleaf, therefore, it is formed with the otch 82C for avoiding this motor supporting station 17.
According to this structure, owing to having the wind direction board 81～83 that the upper end of the inner surface 21A of automatic heat-exchanger 21 tilts upward towards the inwall 29 of horn mouth 25, therefore, air along described wind direction board 81～83 as shown in arrow D in figure, flow in inwall 29 direction along horn mouth 25, such that it is able to prevent air trapping at the step 70 between the inner surface 21A and the inwall 29 of horn mouth 25 of heat exchanger 21, flowing resistance can be reduced.
It addition, as it is shown in fig. 7, above-mentioned wind direction board 81～83 is arranged to the position making upper end 81A1～83A1 low for the leading section 46A angle than the blade 46 of propeller type fan 24.Thus, it is possible to prevent wind direction board 81～83 and propeller type fan 24 produce and interfere, and can suppress air trapping at the step 70 between the inner surface 21A and the inwall 29 of horn mouth 25 of heat exchanger 21.
As described above, according to present embodiment, the outdoor unit 10 of air-conditioning device has: is arranged on the base plate 12 of cell enclosure 11 and at least forms the heat exchanger 21 of one side of cell enclosure 11, the outdoor fan 22 being arranged in this heat exchanger 21 top, the horn mouth 25 that is arranged on around the propeller type fan 24 of this outdoor fan 22, horn mouth 25 is configured to have to be compared the inner surface 21A of heat exchanger 21 and is in outside and the inwall 29 of bore expansion, therefore, the external diameter of propeller type fan 24 can be formed significantly, such that it is able to increase air output.And, owing to having the wind direction board 81～83 that the upper end of the inner surface 21A of automatic heat-exchanger 21 tilts upward towards the inwall 29 of horn mouth 25, therefore, air flows along described wind direction board 81～83 along inwall 29 direction of horn mouth 25, such that it is able to prevent air trapping at the step 70 between the inner surface 21A and the inwall 29 of horn mouth 25 of heat exchanger 21, flowing resistance can be reduced.
It addition, according to present embodiment, wind direction board 81～83 is arranged to the position making upper end 81A1～83A1 low for the leading section 46A angle than the blade 46 of propeller type fan 24.Thus, it is possible to prevent wind direction board 81～83 from interfering with propeller type fan 24, and can suppress air trapping at the step 70 between the inner surface 21A and the inwall 29 of horn mouth 25 of heat exchanger 21.
Additionally, according to present embodiment, heat exchanger 21 is formed as cross section in substantially U shape along the back side and the left and right sides of cell enclosure 11, it is respectively arranged with wind direction board 81～83 in each face of described U shape, therefore, while realizing the miniaturization of cell enclosure 11, it is possible to prevent air trapping at the step 70 between the inner surface 21A and the inwall 29 of horn mouth 25 of heat exchanger 21, flowing resistance can be reduced.
Additionally, according to present embodiment, there is the upper surface portion along heat exchanger 21 extend and support frame plate 16A～16C of pair of motors supporting station 17,17, the fan motor 23 of the pair of motor supporting station 17,17 supporting outdoor fan 22, wind direction board 81～83 is separately fixed on frame plate 16A～16C, therefore can be easily installed wind direction board 81～83.
Above, one embodiment of the present invention is illustrated, but the present invention is not limited to this.Such as, in the present embodiment, composition has the structure of the wind direction board 81～83 being separately fixed on frame plate 16A～16C but it also may constitute and this wind direction board 81～83 is formed as structure that is cylindric and that be fixed on frame plate.
Additionally, in the present embodiment, illustrate to fix the structure of wind direction board 81～83 on stator portion 16A1,16B1,16C1 of frame plate 16A～16C, as long as but self-evident wind direction board 81～83 can be fixed on frame plate 16A～16C, it is also possible to it is fixed in other positions.
Claims (5)
1. the outdoor unit of an air-conditioning device, have: the heat exchanger being arranged on the base plate of framework and at least being formed the one side of described framework, the axial flow type pressure fan being arranged in this heat exchanger top and the horn mouth being arranged on around the impeller of this pressure fan, the outdoor unit of described air-conditioning device is characterised by
Described horn mouth is configured to have to be compared the inner surface of described heat exchanger and is in outside and the inner peripheral surface of bore expansion, and described outdoor unit has the wind direction board that the upper end of the inner surface from described heat exchanger tilts upward towards described bell-mouthed inner peripheral surface.
2. the outdoor unit of air-conditioning device as claimed in claim 1, it is characterised in that
Described wind direction board is arranged at the position lower than the leading section of described impeller.
3. the outdoor unit of air-conditioning device as claimed in claim 1, it is characterised in that
Described heat exchanger has along the back side of described framework and the back part of left and right sides configuration and both sides face and is formed as cross section in substantially U shape, is respectively arranged with described wind direction board in described back part and two sides portion.
4. the outdoor unit of air-conditioning device as claimed in claim 2, it is characterised in that
Described heat exchanger has along the back side of described framework and the back part of left and right sides configuration and both sides face and is formed as cross section in substantially U shape, is respectively arranged with described wind direction board in described back part and two sides portion.
5. the outdoor unit of the air-conditioning device as according to any one of Claims 1 to 4, it is characterised in that
Having the upper surface portion along described heat exchanger and extend and support the bearing support of pair of motors supporting station, the pair of motor supporting station supports the motor of described pressure fan, and described wind direction board is fixed on described bearing support.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011156666A JP5891408B2 (en) | 2011-07-15 | 2011-07-15 | Air conditioner outdoor unit |
| JP2011-156666 | 2011-07-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102878623A CN102878623A (en) | 2013-01-16 |
| CN102878623B true CN102878623B (en) | 2016-08-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210192825.9A Active CN102878623B (en) | 2011-07-15 | 2012-06-12 | The outdoor unit of air-conditioning device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5891408B2 (en) |
| CN (1) | CN102878623B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6390271B2 (en) * | 2014-08-26 | 2018-09-19 | ダイキン工業株式会社 | Air conditioner outdoor unit |
| CN106440105A (en) * | 2016-09-08 | 2017-02-22 | 珠海格力电器股份有限公司 | Air conditioner outdoor unit and air conditioner |
| JP7100507B2 (en) * | 2018-06-22 | 2022-07-13 | 三菱重工サーマルシステムズ株式会社 | Outdoor unit |
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| JPS585882Y2 (en) * | 1978-12-30 | 1983-02-01 | ダイキン工業株式会社 | air conditioner |
| JPS55105867U (en) * | 1979-01-17 | 1980-07-24 | ||
| JP3277362B2 (en) * | 1997-11-05 | 2002-04-22 | 正子 大塚 | wheelchair |
| JP2006038312A (en) * | 2004-07-26 | 2006-02-09 | Daikin Ind Ltd | Outdoor unit for air conditioner |
| JP2007309632A (en) * | 2006-04-21 | 2007-11-29 | Hitachi Appliances Inc | Outdoor unit for air conditioner, and air conditioner |
| KR101338619B1 (en) * | 2006-07-03 | 2013-12-06 | 엘지전자 주식회사 | Air conditioner |
| JP2008232536A (en) * | 2007-03-20 | 2008-10-02 | Daikin Ind Ltd | Outdoor unit for air conditioner |
| JP2011043254A (en) * | 2009-08-19 | 2011-03-03 | Daikin Industries Ltd | Air conditioning device |
| JP5322900B2 (en) * | 2009-11-27 | 2013-10-23 | 三洋電機株式会社 | Bell mouth structure of blower |
| JP5523822B2 (en) * | 2009-12-28 | 2014-06-18 | 三洋電機株式会社 | Air conditioner outdoor unit |
| CN201875823U (en) * | 2010-11-03 | 2011-06-22 | 广东美的制冷设备有限公司 | Outdoor unit of air conditioner |
-
2011
- 2011-07-15 JP JP2011156666A patent/JP5891408B2/en active Active
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2012
- 2012-06-12 CN CN201210192825.9A patent/CN102878623B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2013024431A (en) | 2013-02-04 |
| CN102878623A (en) | 2013-01-16 |
| JP5891408B2 (en) | 2016-03-23 |
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